1 2007-12-16 Jakub Jelinek <jakub@redhat.com>
4 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
5 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
6 SYMBOL_FLAG_REFERENCED flag.
8 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
10 * tree.c (type_hash_add): Fix whitespace.
12 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
14 Add CRIS v32 support. Fix -mcc-init.
15 * config.gcc: Make crisv32-* have cpu_type cris. Handle
16 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
17 but without multilibs and with target_cpu_default=32.
18 (crisv32-*-linux*): Handle as cris-*-linux*. Set
19 target_cpu_default to 32 and 10 accordingly.
20 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
21 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
22 Change regno_dir and regno only if !TARGET_V32.
23 (cris_conditional_register_usage): If TARGET_V32, set
24 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
25 CRIS_ACR_REGNUM non-fixed.
26 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
27 (cris_print_operand) <case 'Z', case 'u'>: New cases.
28 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
29 (cris_reload_address_legitimized): Always return false for
31 (cris_register_move_cost): New function, guts from
32 REGISTER_MOVE_COST adjusted for CRIS v32.
33 (cris_normal_notice_update_cc): New function split out from...
34 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
35 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
36 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
37 for CC_NOOV32 and TARGET_V32.
38 (cris_simple_epilogue): Always return false for TARGET_V32 if
39 cris_return_address_on_stack yields true.
40 (cris_cc0_user_requires_cmp): New function.
41 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
42 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
43 (cris_asm_output_case_end): New function, guts from
44 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
45 (cris_override_options): Adjust for CRIS v32. Mask out
46 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
47 (cris_asm_output_mi_thunk, cris_expand_epilogue)
48 (cris_gen_movem_load, cris_emit_movem_store)
49 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
50 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
52 (cris_split_movdx): Copy re-used MEM.
53 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
54 * config/cris/predicates.md
55 ("cris_general_operand_or_pic_source"): New predicate.
56 ("cris_general_operand_or_plt_symbol"): Replace by...
57 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
58 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
59 presence and contents.
60 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
62 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
63 CRIS_ASM_SUBTARGET_SPEC): Adjust for different
65 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
66 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
67 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
68 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
69 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
71 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
72 (ASM_SPEC): Add sanity-check erroring out when both -march= and
73 -mcpu= are specified. Pass on either as --march=v32.
74 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
75 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
76 (CRIS_CPU_V32): New macro.
77 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
78 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
79 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
80 Define v32-adjusted TARGET_DEFAULT.
81 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
83 (TARGET_V32): New macro.
84 (REG_ALLOC_ORDER_V32): New macro.
85 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
87 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS,
88 GENNONACR_REGS and SPEC_GENNONACR_REGS.
89 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
90 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
91 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
92 GENNONACR_REGS, BASE_REG_CLASS otherwise.
93 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
94 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
96 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
97 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
98 (EXTRA_CONSTRAINT): New constraint 'U'.
99 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
100 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
101 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
102 (SIMPLE_ADDRESS_P): Remove.
103 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
104 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
105 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
106 (REGISTER_MOVE_COST): Just call the new function
107 cris_register_move_cost.
108 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
109 cris_rel_symbol. All users changed.
110 (REGISTER_NAMES): Replace "pc" with "acr".
111 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
112 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
113 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
114 (ASM_OUTPUT_CASE_END): Just call the new function
115 cris_asm_output_case_end.
116 * gcc/config/cris/cris.md: Group related constants together, with
118 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
119 (CRIS_UNSPEC_CASESI): New constants.
120 (CRIS_UNSPEC_PLT): Remove constant.
121 (CRIS_ACR_REGNUM): New constant.
122 ("slottable"): New attr alternatives "has_return_slot" and
124 ("cc"): New attr alternatives "noov32" and "rev".
125 ((eq_attr "slottable" "has_call_slot"))
126 ((eq_attr "slottable" "has_return_slot")): New define_delays.
127 ("movdi", "movsi"): Adjust operands for CRIS v32.
128 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
129 ("indirect_jump"): Ditto. Make define_expand.
130 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
131 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
132 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
133 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
134 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
135 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
136 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
137 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
138 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
139 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
140 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
141 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
142 for the corresponding standard name.
143 ("tst<mode>"): Limit to BW and make define_expand.
144 ("tstsi"): Make separate insn, adjusting for CRIS v32.
145 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
146 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
148 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
149 register with compatible "cmpq 0". Specify attr "cc".
150 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
152 (define_split for DI move): Match CRIS v32 only.
153 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS
155 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
156 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
157 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
158 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
159 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
160 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
161 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
162 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
163 ("*extopqihi_non_v32"): Replace "*extopqihi".
164 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
165 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
167 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
168 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
169 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
170 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
171 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
172 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
173 "cris_general_operand_or_plt_symbol" to "general_operand".
174 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
175 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
176 ("*expanded_call_side", "*expanded_call_value_side")
177 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
178 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
179 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
180 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
181 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
182 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2", "cris_swap_bits"): Specify "noov32" for
184 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to
186 ("andqi3"): Make define_expand.
187 ("*return_expanded"): For attr "slottable", change from "has_slot"
188 to "has_return_slot".
189 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
190 ("casesi"): Divert into "cris_casesi_v32" and
191 "cris_casesi_non_v32".
192 (moversideqi, movemsideqi, mover2side): Require
193 TARGET_SIDE_EFFECT_PREFIXES.
194 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
195 to CRIS_UNSPEC_PLT_GOTREL.
196 * config/cris/cris-protos.h (cris_register_move_cost)
197 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
199 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
202 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
203 (is_type_die): Cover interface types.
204 (class_or_namespace_scope_p): Cover interface and class types.
205 (record_type_tag): New.
206 (gen_inlined_structure_type_die): Use it.
207 (gen_struct_or_union_type_die): Likewise.
208 (prune_unused_types_walk): Cover interface types.
209 * langhooks.h (classify_record): New enum.
210 (classify_record): New member in struct langhooks_for_types.
211 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
212 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
214 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
216 * dwarf2out.c (reference_to_unused): Don't emit strings in
217 initializers just because of debug information.
218 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
220 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
222 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
223 print_loop_ir with print_loops.
224 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
225 print_loops, print_loops_bb): Declare.
226 * tree-cfg.c (print_loops_bb): New.
227 (print_loop): Print header, latch, bounds, estimation of iterations.
228 (print_loop_and_siblings): New.
229 (print_loop_ir): Renamed print_loops.
230 (debug_loop_ir): Renamed debug_loops.
231 (debug_loop, debug_loop_num): New.
233 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
235 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
237 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
239 * toplev.c (process_options): Fix typo in warning.
241 2007-12-14 Jakub Jelinek <jakub@redhat.com>
244 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
245 DImode comparisons against constant with all 1's in the lower word.
247 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
250 constraint for operand2. Use nonimm_not_xmm0_operand constraint
251 for operand 4. Update arguments in the call to
252 gen_sse4_2_pcmpestr_cconly.
253 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
254 template accordingly.
255 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
256 Use nonimm_not_xmm0_operand constraint for operand 3. Update
257 arguments in the call to gen_sse4_2_pcmpistr_cconly.
258 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
260 2007-12-14 Richard Guenther <rguenther@suse.de>
263 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
264 parameter to say whether to unlink immediate uses.
265 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
266 mark the artificial stmt as modified. Unlink immediate uses
268 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
269 * tree-ssa-pre.c (insert_fake_stores): Likewise.
271 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
274 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
275 * tree-complex.c (init_dont_simulate_again): Return true if there are
276 uninitialized loads generated by gimplify_modify_expr_complex_part.
277 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
279 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
280 (warn_uninit): ...here. Use ssa_undefined_value_p.
281 * tree-ssa-pre.c (is_undefined_value): Delete.
282 (phi_translate_1): Use ssa_undefined_value_p.
283 (add_to_exp_gen): Likewise.
284 (make_values_for_stmt): Likewise.
285 * tree-flow.h (ssa_undefined_value_p): Declare.
287 2007-12-13 Andrew Pinski <pinskia@gmail.com>
288 David Daney <ddaney@avtrex.com>
291 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
294 2007-12-13 Jakub Jelinek <jakub@redhat.com>
296 PR rtl-optimization/32636
297 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
298 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
300 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
301 Richard Guenther <rguenther@suse.de>
304 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
305 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
306 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
307 __m128, __m128i or __m128d in a macro version of the intrinsic.
308 Cast constant input values to int.
309 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
310 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
311 _mm_roti_epi32, _mm_roti_epi64): Ditto.
312 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
313 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
314 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
315 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
316 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
317 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
318 _mm_cmpestrs, _mm_cmpestrz): Ditto.
319 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
320 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
321 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
322 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
323 _mm_round_ps, _mm_round_ss): Ditto.
325 2007-12-13 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/34450
328 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
329 * invoke.texi (sccvn-max-scc-size): Document.
330 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
331 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
333 * tree-ssa-sccvn.c (params.h): Include.
334 (DFS): Return true if all went well, return false as soon as
335 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
336 (run_scc_vn): Return true if all went well, return false if
337 we aborted during DFS.
338 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
339 successfully, otherwise bail out.
341 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
343 * ipa-struct-reorg.c (is_candidate): Print information to dump
344 file when the type is initialized.
345 (get_stmt_accesses): Likewise when a structure has bitfields
346 or field access is too complicate.
347 (safe_cond_expr_check): Likewise for unsafe condition expressions.
348 (exclude_cold_structs): Likewise for cold structures.
349 (collect_structures): Suppress redundant print when there are
350 no structures to transform.
351 (do_reorg): Print to dump file a number of structures that
353 (dump_new_types): Print a number of new types to replace
354 an original structure type.
356 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
358 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
359 option and struct-reorg-cold-struct-ratio parameter.
361 2007-12-13 Torbjorn Granlund <tege@swox.com>
363 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
364 ZERO_EXTEND when computing costs for widening multiplication.
366 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
369 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
370 exit when using hard FPA.
371 * config/arm/ieee754-df.S (floatdidf): Likewise.
373 2007-12-12 Jakub Jelinek <jakub@redhat.com>
376 * doc/install.texi: Document that for MinGW only runtime 3.12 and
379 2007-12-12 David Edelsohn <edelsohn@gnu.org>
381 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
383 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
385 PR tree-optimization/32901
386 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
387 are assigning from a constant constructor.
388 Fix wrapping in function comment.
390 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
392 * config/s390/s390.c (s390_O_constraint_str): Limit the range
393 for 'On' to -4G+1..-1.
394 * config/s390/constraints.md: Adjust comment accordingly.
396 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
398 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
401 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
403 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
404 target same as 32-bit.
406 2007-12-10 Jakub Jelinek <jakub@redhat.com>
408 PR tree-optimization/34371
409 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
411 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
412 * tree-vectorizer.c (set_prologue_iterations,
413 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
414 LOOP_VINFO_NITERS_UNCHANGED before using it.
416 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
419 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
420 (ix86_expand_setmem): Likewise.
422 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
424 PR rtl-optimization/34302
425 * auto-inc-dec.c (attempt_change): Change place where move is
428 2007-12-10 Jakub Jelinek <jakub@redhat.com>
430 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
431 Fortran multi-dimensional arrays use DW_AT_ordering
434 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
437 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
439 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
442 array, registers that are members of global_regs are also members of
443 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
444 register is taken by a fixed register variable. Check up to and
445 including DI_REG when adjusting regparm value due to fixed regs usage.
446 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
447 available hard registers.
448 (ix86_expand_strlen): Ditto.
449 * config/i386/i386.md (strmov): Ditto.
452 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
454 * genopinit.c: Include tm_p.h in generated file.
456 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
457 to extract the integer from operands[2].
458 (vec_setv2di_internal): Likewise.
460 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
461 (arm_init_neon_builtins): Move code after declarations.
463 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
465 * reload.c (find_reloads_address_1): To properly mark as an
466 autoincdec, pass X for non-NULL OUT in call to push_reload for
467 autoincdec which can't be trivially used as an address.
469 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
470 Hans-Peter Nilsson <hp@axis.com>
472 * caller-save.c (insert_one_insn): If inserting before a call_insn
473 then the registers containing the arguments of the call are
474 live_throughout in the new insn.
476 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
480 * pa.md: Consolidate HImode and QImode move patterns into one pattern
481 each, eliminating floating-point alternatives.
482 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
484 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
485 * pa.c (pa_secondary_reload): Use an intermediate general register
486 for copies to/from floating-point register classes. Simplify code
487 SHIFT_REGS class. Provide additional comments.
488 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
489 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
490 (SECONDARY_MEMORY_NEEDED): Delete define.
491 (INT14_OK_STRICT): Define.
492 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
494 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
495 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
497 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
498 Align DImode offsets when generating 64-bit code.
499 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
500 (CANNOT_CHANGE_MODE_CLASS): Define.
501 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
502 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
504 2007-12-09 Jakub Jelinek <jakub@redhat.com>
507 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
508 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
509 * langhooks.h (struct array_descr_info): Forward declaration.
510 (struct lang_hooks_for_types): Add get_array_descr_info field.
511 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
512 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
514 * dwarf2out.h (struct array_descr_info): New type.
515 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
516 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
517 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
519 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
520 and gen_descr_array_type_die.
522 2007-12-08 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/34391
525 * tree-vect-transform.c (vect_setup_realignment): Mark new
526 symbols for renaming.
528 2007-12-07 Bob Wilson <bob.wilson@acm.org>
530 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
531 (ASM_OUTPUT_DWARF_PCREL): Define.
533 2007-12-07 Richard Guenther <rguenther@suse.de>
536 * opts.c (common_handle_option): Handle OPT_fforce_addr.
538 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
540 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
541 (LEGITIMIZE_RELOAD_ADDRESS): Same.
543 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
546 * doc/install.texi: Explain how to check for a clean environment when
549 2007-12-07 Richard Guenther <rguenther@suse.de>
551 * tree-profile.c (gcov_type_tmp_var): New global variable.
552 (tree_gen_edge_profiler): Use a single shared variable decl per
553 function for edge counter incrementing.
554 (tree_profiling): Re-set the shared variable.
556 2007-12-06 Bob Wilson <bob.wilson@acm.org>
558 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
560 2007-12-06 Tom Tromey <tromey@redhat.com>
563 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
565 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
567 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
568 targetm.binds_local_p as well as DECL_EXTERNAL.
570 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
572 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
573 (set_prologue_iterations): New. Set the prologue iterations to total
574 number of scalar iterations if the cost model check indicates that
575 scalar code should be generated.
576 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
577 generating the cost condition for epilog. Call
578 set_prologue_iterations to generate cost condition for prolog.
579 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
580 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
581 (slpeel_tree_peel_loop_to_edge): Update declaration.
582 (set_prologue_iterations): New declaration.
583 * tree-vect-analyze.c (vect_analyze_loop_form): Update
584 LOOP_VINFO_NITERS_UNCHANGED.
585 * tree-vect-transform.c
586 (vect_estimate_min_profitable_iters): Add new parameter and
587 code to check if run time cost model test is needed.
588 Remove code that adds builtin vectorization cost to scalar
589 outside cost for the run time cost model test. If run time
590 cost model test is needed add the appropriate guard cost to
591 the scalar outside cost. The guard cost depends on whether
592 the guard is generated at versioning or at prolog generation
593 or at epilog generation. Change cost model equation to include
595 (conservative_cost_threshold): New. Return the less conservative
596 profitability threshold between the cost model threshold and the
597 user defined vectorization threshold.
598 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
599 (vect_do_peeling_for_alignment): Same.
600 (vect_loop_versioning): Same.
601 (vect_create_cond_for_align_checks): ANDs the cost model condition
602 with the alignment condition.
603 (vect_transform_loop): Call loop versioning only when there is a
604 misalignment or an aliasing problem.
606 2007-12-06 Jakub Jelinek <jakub@redhat.com>
609 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
610 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
611 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
613 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
614 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
615 (TARGET_INITIALIZER): Add it.
616 * builtins.c (expand_builtin_va_start): Use
617 targetm.expand_builtin_va_start hook instead of
618 EXPAND_BUILTIN_VA_START macro.
619 * alpha/alpha.c (alpha_va_start): Made static.
620 (override_options): Clear targetm.expand_builtin_va_start if
622 (TARGET_EXPAND_BUILTIN_VA_START): Define.
623 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
624 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
625 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
626 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
627 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
628 (xtensa_va_start): Made static.
629 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
630 * pa/pa-protos.h (hppa_va_start): Remove prototype.
631 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
632 * pa/pa.c (hppa_va_start): Made static, add prototype.
633 (TARGET_EXPAND_BUILTIN_VA_START): Define.
634 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
635 (TARGET_EXPAND_BUILTIN_VA_START): Define.
636 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
637 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
638 * i386/i386.c (override_options): Clear
639 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
640 (ix86_va_start): Made static.
641 (TARGET_EXPAND_BUILTIN_VA_START): Define.
642 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
643 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
644 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
645 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
646 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
647 (TARGET_EXPAND_BUILTIN_VA_START): Define.
648 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
649 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
650 (TARGET_EXPAND_BUILTIN_VA_START): Define.
651 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
652 DEFAULT_ABI != ABI_V4.
653 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
654 * spu/spu.c (spu_va_start): Made static, add prototype.
655 (TARGET_EXPAND_BUILTIN_VA_START): Define.
656 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
657 * spu/spu-protos.h spu_va_start): Remove prototype.
658 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
659 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
661 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
662 (TARGET_EXPAND_BUILTIN_VA_START): Define.
663 * s390/s390-protos.h (s390_va_start): Remove prototype.
664 * s390/s390.c (s390_va_start): Made static.
665 (TARGET_EXPAND_BUILTIN_VA_START): Define.
666 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
667 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
668 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
669 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
670 (TARGET_EXPAND_BUILTIN_VA_START): Define.
671 * arc/arc.c (arc_va_start): Made static, add prototype.
672 (TARGET_EXPAND_BUILTIN_VA_START): Define.
673 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
674 * arc/arc-protos.h (arc_va_start): Remove prototype.
675 * mt/mt-protos.h (mt_va_start): Remove prototype.
676 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
677 (TARGET_EXPAND_BUILTIN_VA_START): Define.
678 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
679 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
680 * sh/sh.c (sh_va_start): Made static, add prototype.
681 (TARGET_EXPAND_BUILTIN_VA_START): Define.
682 * sh/sh-protos.h (sh_va_start): Remove prototype.
683 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
684 * mips/mips-protos.h (mips_va_start): Remove prototype.
685 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
686 * mips/mips.c (mips_va_start): Made static.
687 (TARGET_EXPAND_BUILTIN_VA_START): Define.
689 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
691 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
692 "flag_tree_parallelize_loops > 1".
694 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
695 Dorit Nuzman <dorit@il.ibm.com>
696 Jakub Jelinek <jakub@redhat.com>
698 PR tree-optimization/34005
699 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
700 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
701 (gimplify_pure_cond_expr): New function.
702 (generic_expr_could_trap_p): New function.
703 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
704 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
706 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
708 * config/s390/s390.c (s390_emit_stack_tie): New function.
709 (s390_emit_prologue): Emit a stack tie when writing to the
711 * config/s390/s390.md ("stack_tie"): New insn definition.
713 2007-12-06 Ben Elliston <bje@au.ibm.com>
716 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
718 2007-12-05 Jakub Jelinek <jakub@redhat.com>
721 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
722 number of bits set in C1 if a mode mask for some mode can be used
725 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
727 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
730 2007-12-05 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/34138
733 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
734 Do not forward propagate addresses if that changes volatileness of
737 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
740 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
741 registers when checking that regparm registers are available.
742 Lower regparm value due to fixed registers usage in addition to
745 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
747 * sparseset.c: Include config.h and system.h before sparseset.h.
748 * sparseset.h: Remove inclusion of system.h.
750 2007-12-05 Jakub Jelinek <jakub@redhat.com>
751 Richard Sandiford <rsandifo@nildram.co.uk>
753 * optabs.c (init_insn_codes): New function.
755 (init_optab, init_optabv): Don't call new_optab.
756 (init_convert_optab): Don't clear the insn codes.
757 (init_optabs): Call init_insn_codes.
759 2007-12-04 Jakub Jelinek <jakub@redhat.com>
761 * omp-low.c (optimize_omp_library_calls): New function.
762 (expand_omp_parallel): Call it if optimizing.
765 * stmt.c (expand_stack_restore): Call expand_normal on var to get
766 rtx for it instead of assuming it will be a VAR_DECL.
768 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
770 * c-parser (c_parser_statement_after_labels): Move error from here...
771 (c_parser_label): ... to here. Check that the declaration is not
772 actually just another label.
774 2007-12-04 Richard Guenther <rguenther@suse.de>
778 * tree-ssa-operands.c (get_addr_dereference_operands): If we
779 fall back to using the SMTs aliases, make sure to add virtual
780 operands for the SMT itself.
781 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
782 clear the loaded and stored symbols bitmaps.
784 2007-12-04 Ben Elliston <bje@au.ibm.com>
786 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
788 2007-12-04 Ben Elliston <bje@au.ibm.com>
790 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
792 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
795 * doc/invoke.texi: Remove -fforce-addr documentation.
796 * expr.c (emit_move_insn): Remove use of flag_force_addr.
797 (expand_expr_real_1): Same.
798 (do_tablejump): Same.
799 Call memory_address instead of memory_address_noforce.
800 * expr.h (memory_address_noforce): Remove prototype.
801 * explow.c (memory_address): Remove support for flag_force_addr.
802 (validize_mem): Same.
803 (memory_address_noforce): Remove.
804 * common.opt: Add dummy documentation for -fforce-addr.
805 * combine.c (can_combine_p): Remove -fforce-addr comment.
806 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
808 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
809 relating to memory_address_noforce.
810 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
811 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
813 2007-12-03 Jakub Jelinek <jakub@redhat.com>
815 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
816 with !ctx->is_nested.
817 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
818 even if !ctx->is_nested.
819 (lower_copyprivate_clauses, lower_send_clauses,
820 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
824 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
825 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
826 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
827 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
828 (X & C2) << C1 into (X << C1) & (C2 << C1) and
829 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
832 PR tree-optimization/33453
833 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
834 for pointer addition.
835 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
836 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
839 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
841 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
844 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
846 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
848 2007-12-03 Jakub Jelinek <jakub@redhat.com>
851 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
852 * common.opt (ftree-store-copy-prop): Use the same help text as for
855 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
856 Revital Eres <eres@il.ibm.com>
858 * modulo-sched.c (calculate_must_precede_follow,
859 try_scheduling_node_in_cycle): New functions.
860 (sms_schedule_by_order): Call the new functions.
861 (ps_insn_find_column): Use must_follow and must_precede only if
863 (ps_insn_advance_column): Likewise.
865 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
866 Revital Eres <eres@il.ibm.com>
868 * modulo-sched.c (get_sched_window): Fix the direction of the
869 scheduling window and add dump info.
871 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
873 * config/sh/sh.md (cmpgeusi_t): Fix condition.
875 2007-11-30 Jan Hubicka <jh@suse.cz>
877 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
879 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
881 PR rtl-optimization/34171
882 * cfgrtl.c (update_bb_for_insn_chain): New function,
883 refactored from update_bb_for_insn.
884 (update_bb_for_insn): Call update_bb_for_insn.
885 (rtl_merge_blocks, try_redirect_by_replacing_jump):
886 Replace a loop with update_bb_for_insn_chain call.
887 (cfg_layout_merge_blocks): Add a call to
888 update_bb_for_insn_chain. Replace the for loop
889 with a call to update_bb_for_insn_chain.
891 2007-11-30 Ben Elliston <bje@au.ibm.com>
893 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
895 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
897 PR tree-optimization/34244
898 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
899 (record_numbers_of_iterations): New function.
900 (execute_vrp): Cache the numbers of iterations of loops.
901 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
902 (scev_reset): Use scev_reset_except_niters.
903 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
905 2007-11-29 Jan Hubicka <jh@suse.cz>
906 Jakub Jelinek <jakub@redhat.com>
908 PR tree-optimization/33434
909 * tree-inline.c (setup_one_parameter): If the value passed to
910 a parameter is never used, don't set it up.
912 2007-11-29 Jakub Jelinek <jakub@redhat.com>
915 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
916 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
918 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
920 * Makefile.in: Use separate vpath lines for each path.
922 2007-11-29 Ben Elliston <bje@au.ibm.com>
924 * SERVICE: Update URL.
926 2007-11-28 Jakub Jelinek <jakub@redhat.com>
928 PR tree-optimization/34140
929 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
930 loop->header has virtual phi nodes.
932 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
935 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
936 of GP register, if valid and fixed.
939 2007-06-21 David Daney <ddaney@avtrex.com>
942 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
943 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
944 (exception_receiver): Renamed to ...
945 (nonlocal_goto_receiver): ... this.
947 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
948 Joey Ye <joey.ye@intel.com>
951 * config/i386/i386.c (function_arg_32): Don't pass aggregate
952 arguments in ECX/EDX for fastcall.
954 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
956 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
958 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
959 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
961 2007-11-28 Ben Elliston <bje@au.ibm.com>
963 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
964 (maix32): Add Negative(maix64).
966 2007-11-27 Jakub Jelinek <jakub@redhat.com>
968 PR tree-optimization/34016
969 * tree-ssa-loop.c (pass_linear_transform): Add
970 TODO_update_ssa_only_virtuals to todo_flags_finish.
972 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
974 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
975 * config/avr/avr.h (LINK_SPEC): Likewise.
976 (CRT_BINUTILS_SPECS): Likewsie.
977 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
979 2007-11-27 Jakub Jelinek <jakub@redhat.com>
982 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
983 MEM_SIZE is set on all MEMs.
985 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
987 * config/s390/s390.opt (mhard-float): Add the option to be
988 overridden. That was missing in my last patch.
990 2007-11-27 Richard Guenther <rguenther@suse.de>
992 PR tree-optimization/34241
993 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
994 to only delete real conversion chains.
996 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
998 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
999 mhard-float, mlong-double-64, mlong-double-128): Add the
1000 option to be overridden.
1002 2007-11-27 Richard Guenther <rguenther@suse.de>
1004 * builtins.c (fold_builtin_1): Verify the argument types
1005 of BUILT_IN_ISNORMAL.
1006 (fold_builtin_n): Verify the number of arguments to variadic
1009 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1011 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1012 * doc/invoke.texi (Blackfin Options): Document the effects.
1014 2007-11-27 Ben Elliston <bje@au.ibm.com>
1016 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1017 (m64): Add Negative(m32).
1018 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1019 (m64): Add Negative(m32).
1021 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1023 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1025 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1028 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1029 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1030 to get the mode for loading a pseudo register with a count rather
1031 than duplicating code.
1033 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1035 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1036 * config/avr/avr.h (LINK_SPEC): Likewise.
1037 (CRT_BINUTILS_SPECS): Likewsie.
1038 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1040 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1042 * c-common.c (conversion_warning): Use get_unwidened instead of
1045 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1048 * c-parser.c (struct c_parser): New bit in_if_block.
1049 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1051 (c_parser_statement_after_labels): Set in_if_block to false while
1053 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1054 a semicolon is found, just consume it. Don't call
1055 c_parser_statement_after_labels if an open brace is found, call
1056 c_parser_compound_statement instead.
1057 (c_parser_else_body): New.
1058 (c_parser_if_statement): Set in_if_block to true when parsing the
1059 body of the 'if' statement. Use c_parser_else_body.
1061 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1064 * c-decl.c (store_parm_decls): Pass 'false' for the new
1065 allocate_struct_function parameter.
1066 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1067 * tree-parloops.c (create_loop_fn): Likewise.
1068 * function.c (push_function_context_to, push_struct_function,
1069 init_function_start): Likewise.
1070 (allocate_struct_function): Add boolean parameter.
1071 * tree.h (allocate_struct_function): Add boolean parameter.
1072 * function.h (struct function): Move returns_struct and
1073 returns_pcc_struct to the end of the structure definiton.
1075 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1079 virtual registers are already instantiated.
1080 (truncxf<mode>2): Ditto.
1081 (floatsi<mode>2): Ditto.
1082 (floatdisf2): Ditto.
1083 (floatdidf2): Ditto.
1085 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1088 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1089 the address before it is clobbered.
1091 2007-11-26 Nick Clifton <nickc@redhat.com>
1093 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1094 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1095 (call_value_internal): Remove mode on operands 0 and 1 in order to
1096 match UNPSEC'ed calls generated in PIC mode.
1097 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1100 2007-11-26 Richard Guenther <rguenther@suse.de>
1103 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1104 the result of build_call_expr.
1106 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1107 Revital Eres <eres@il.ibm.com>
1110 * bb-reorder.c (insert_section_boundary_note): Clear
1111 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1113 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1115 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1117 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1119 * dwarf2asm.c (splay_tree_compare_strings): New function.
1120 (dw2_force_const_mem): Use it.
1122 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1124 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1126 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1129 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1130 matches between anonymous union fields.
1132 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1134 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1135 declarations and blocks only after inlining. Check that
1136 non-empty blocks are not dropped.
1137 * tree-inline.c (expand_call_inline): Check that functions are
1138 not inlined too late.
1140 2007-11-26 Ben Elliston <bje@au.ibm.com>
1142 * unwind-dw2-fde.c: Fix comment typo.
1143 * unwind-generic.h: Likewise, fix comment typos.
1145 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1147 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1148 sra_explode_bitfield_assignment in cases where the type is
1149 wider than the bitfield.
1151 2007-11-25 Richard Guenther <rguenther@suse.de>
1153 * tree.h (struct tree_block): Move locus member next to flags.
1154 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1155 (SCOPE_LIST_CONCAT): Likewise.
1156 (pop_scope): Likewise.
1157 * function.c (instantiate_decls_1): Likewise.
1158 (setjmp_vars_warning): Likewise.
1159 * emit-rtl.c (set_used_decls): Likewise.
1160 * tree-inline.c (add_lexical_block): Likewise.
1162 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1164 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1166 * reorg.c (fill_slots_from_thread): Correct last change to use
1167 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1168 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1169 * jump.c (mark_jump_label_1): Add comment for last change
1170 regarding JUMP_LABEL setting.
1171 * gcse.c (add_label_notes): Remove conditional that the label is
1172 mentioned in insn before adding regnote.
1173 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1174 single_set insn only feeding a label to a jump through a
1175 register that dies there.
1177 2007-11-23 Dirk Mueller <dmueller@suse.de>
1178 Richard Guenther <rguenther@suse.de>
1181 * tree-vrp.c (check_array_ref): Move check for valid location..
1182 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1184 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1186 * reload.c (find_reloads_address_1) <autoincdec cases>:
1187 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1189 2007-11-23 Richard Guenther <rguenther@suse.de>
1190 Michael Matz <matz@suse.de>
1192 PR tree-optimization/34176
1193 * alloc-pool.h (empty_alloc_pool): Declare.
1194 * alloc-pool.c (empty_alloc_pool): New function.
1195 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1196 valid table if a lookup from the optimistic table failed.
1197 (vn_unary_op_lookup): Likewise.
1198 (vn_binary_op_lookup): Likewise.
1199 (vn_phi_lookup): Likewise.
1200 (process_scc): Clear optimistic tables before every iteration.
1202 2007-11-23 Richard Guenther <rguenther@suse.de>
1204 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1205 (merge_alias_info): Do verification only if checking is
1206 enabled. Merge flow-sensitive alias information in simple cases.
1207 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1208 complain about missing NMTs.
1210 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1213 * c-common.c (conversion_warning): For INTEGER_TYPE to
1214 INTEGER_TYPE conversions call get_narrower on expr to avoid
1215 spurious warnings from binop shortening or when the implicit
1216 conversion can't change the value.
1218 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1221 * c-decl.c (set_array_declarator_inner): Don't give error for
1222 static or type qualifiers in abstract declarator. Remove
1223 abstract_p parameter.
1224 * c-tree.h (set_array_declarator_inner): Update prototype.
1225 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1226 set_array_declarator_inner.
1227 * doc/standards.texi: Update for C99 TC3.
1229 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1231 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1232 line in my edit of the last change.
1234 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1237 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1238 and TREE_READONLY on the fn decl rather than passing a chain
1241 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1243 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1245 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1248 of ix86_arch and ix86_tune into a switch statement.
1249 (enum processor_type): Default PROCESSOR_I386 to 0.
1250 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1251 of "ix86_tune == PROCESSOR_K6".
1252 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1255 2007-11-22 Tom Tromey <tromey@redhat.com>
1257 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1258 avoid writing into string allocated by ggc_alloc_string.
1260 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1263 * config/sh/sh.md (binary_sf_op): Remove.
1264 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1265 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1266 and gen_binary_sf_op1.
1268 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1270 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1271 secondary output reload when setting forbidden_inc_dec_class.
1273 2007-11-21 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/34148
1276 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1277 field-sensitive PTA for single-element structures.
1278 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1279 SFTs for single-element structures.
1281 2007-11-20 Richard Guenther <rguenther@suse.de>
1284 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1285 of the signed INT_CST_LT.
1286 * stmt.c (expand_case): Likewise.
1287 (estimate_case_costs): Likewise.
1289 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1291 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1292 its binary representation.
1294 2007-11-20 Richard Guenther <rguenther@suse.de>
1296 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1299 2007-11-20 Thiemo Seufer <ths@mips.com>
1301 * config/mips/mips.c (mips_file_start): Add support for
1302 flagging 32-bit code with -mfp64 floating-point.
1304 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1307 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1308 (c_gimplify_expr): Use it.
1310 2007-11-20 Ben Elliston <bje@au.ibm.com>
1312 * config/spu/spu_mfcio.h: Fix typo.
1314 2007-11-20 Ben Elliston <bje@au.ibm.com>
1316 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1318 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1319 Ben Elliston <bje@au.ibm.com>
1321 * config/spu/mfc_tag_release.c: New file.
1322 * config/spu/mfc_multi_tag_release.c: Likewise.
1323 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1324 * config/spu/mfc_tag_release.c: Likewise.
1325 * config/spu/mfc_tag_reserve.c: Likewise.
1326 * config/spu/mfc_tag_table.c: Likewise.
1327 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1328 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1329 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1330 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1331 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1332 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1333 mfc_multi_tag_release): Likewise.
1334 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1335 __mfc_multi_tag_release): Declare.
1337 2007-11-19 Jason Merrill <jason@redhat.com>
1339 PR debug/28834, debug/29436, c/32326
1340 * tree.c (build_type_attribute_qual_variant): Refuse to make
1341 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1342 * doc/extend.texi (Type Attributes): Don't encourage people to add
1343 attributes to struct/enum types in a typedef. Fix
1344 transparent_union example.
1346 * tree-inline.c (remap_type_1): Remove code that's redundant with
1348 (build_duplicate_type): Set id.copy_decl.
1349 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1351 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1353 * config/rs6000/rs6000.c (invalid_e500_subreg,
1354 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1355 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1356 rs6000_legitimate_address, function_arg_advance,
1357 spe_build_register_parallel, rs6000_spe_function_arg,
1358 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1359 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1360 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1361 TDmode similarly to DFmode and TFmode.
1362 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1363 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1365 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1367 * stor-layout.c (lang_adjust_rli): Delete.
1368 (set_lang_adjust_rli): Likewise.
1369 (layout_type): Do not call lang_adjust_rli hook.
1370 * tree.h (set_lang_adjust_rli): Delete.
1372 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1374 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1375 n_dregs_to_save and n_pregs_to_save.
1376 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1377 all callers changed.
1378 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1379 able to save single D/P registers that aren't saved by the push/pop
1382 2007-11-19 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/34099
1385 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1386 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1387 if only one operand is undefined.
1389 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1391 PR tree-optimization/34036
1392 * opts.c (set_fast_math_flags): Do not set flags in common
1393 with set_unsafe_math_optimizations_flags, invoke it directly.
1394 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1395 and flag_signed_zeros.
1396 * toplev.c (process_options): Force flag_associative_math to 0 and
1397 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1399 * doc/invoke.texi (Optimize Options): Document the new behavior
1400 of -funsafe-math-optimizations, that -fassociative-math requires
1401 both -fno-signed-zeros and -fno-trapping-math and make it clear
1402 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1403 documentation of -ffast-math.
1405 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1407 PR rtl-optimization/34132
1408 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1412 * optabs.h (optab_table): Change type to struct optab from optab.
1413 (convert_optab_table): Similarly.
1414 Adjust all _optab macros to expand to addresses of optab_table
1415 resp. convert_optab_table elements rather than the values of the
1417 * optabs.c (optab_table): Change typype to struct optab from optab.
1418 If compiled by recent GCC, initialize all the insn_code fields in
1419 the array using designated range initializers.
1420 (convert_optab_table): Similarly.
1421 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1422 set_conv_libfunc): Into libfunc_entry's optab field store index within
1423 optab_table resp. convert_optab_table array instead of difference
1424 between two separately malloced addresses.
1425 (new_optab): Add op argument, don't return anything. Initialize
1426 just the insn_code field in handlers array and only when needed.
1427 (init_optab, init_optabv): Add op argument, don't return anything.
1428 Adjust new_optab caller.
1429 (new_convert_optab): Removed.
1430 (init_convert_optab): Add op argument, don't return anything, don't
1431 call new_convert_optab. If needed, initialize insn_code field in
1433 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1435 (debug_optab_libfuncs): Adjust uses of optab_table and
1436 convert_optab_table arrays.
1438 2007-11-18 Richard Guenther <rguenther@suse.de>
1440 PR tree-optimization/34127
1441 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1442 Make code match up the comments, require compatibility of the
1445 2007-11-17 Richard Guenther <rguenther@suse.de>
1448 * fold-const.c (extract_muldiv_1): Do not move negative
1449 constants inside ABS_EXPR.
1451 2007-11-16 Ian Lance Taylor <iant@google.com>
1453 * collect2.c (dump_file): If a demangled symbol is followed by a
1454 space, make sure we output at least one space.
1456 2007-11-16 Richard Guenther <rguenther@suse.de>
1459 * fold-const.c (fold_binary): Use correct types for folding
1460 1 << X & Y to Y >> X & 1.
1462 2007-11-16 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/33870
1465 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1466 (struct tree_struct_field_tag): Remove nesting_level field.
1467 (SFT_NESTING_LEVEL): Remove.
1468 (SFT_BASE_FOR_COMPONENTS_P): Add.
1469 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1470 base_for_components flag.
1471 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1472 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1474 (create_overlap_variables_for): Deal with it.
1475 * tree-dfa.c (dump_subvars_for): Likewise.
1476 (dump_variable): Likewise.
1477 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1478 Set base_for_components for first elements of sub-structures.
1479 (create_variable_info_for): Handle base_for_components.
1480 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1481 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1482 * tree-ssa-operands.c (ref_nesting_level): Remove.
1483 (add_vars_for_offset): Remove full_ref parameter, always add
1484 the offset of the pointed-to SFT.
1485 (add_virtual_operand): Adjust for changed signature of
1486 add_vars_for_offset.
1488 2007-11-16 Sa Liu <saliu@de.ibm.com>
1490 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1491 floatunssidf2 and floatunsdidf2.
1493 2007-11-16 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/34113
1496 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1497 Use correct conversion direction for checking type compatibility.
1499 2007-11-16 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/34099
1502 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1503 that produce UNDEFINED result if at least one of its operands
1504 is UNDEFINED. By default the result is only UNDEFINED if all
1505 operands are UNDEFINED.
1507 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1510 * gcc.c (init_spec): Don't initialize asm_debug here...
1511 (main): ... but here.
1513 2007-11-07 Tom Tromey <tromey@redhat.com>
1515 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1516 * tree-parloops.c (create_loop_fn): Use set_cfun.
1517 * gengtype.c (open_base_files): Emit #undef cfun.
1518 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1519 * function.h (cfun): New define.
1520 * function.c: Undefine cfun.
1522 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1524 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1525 * config/avr/avr.h (LINK_SPEC): Likewise.
1526 (CRT_BINUTILS_SPECS): Likewsie.
1527 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1529 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1532 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1533 (execute_fold_all_builtins): Call optimize_stack_restore for
1534 BUILT_IN_STACK_RESTORE.
1536 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1538 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1539 propagation into an address; that's done in should_replace_address.
1541 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1543 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1544 * config/spu/spu.c (legitimate_const): Remove.
1545 (classify_immediate): Inline call to legitimate_const.
1546 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1547 for any constant, not just -512 .. 511.
1549 2007-11-15 Sa Liu <saliu@de.ibm.com>
1551 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1552 condition from HONOR_NANS test.
1553 * config/spu/spu.md (ceq_df): Always generate comparison code
1554 inline, including checks for NaNs and infinities.
1556 (cgt_v2df): Likewise.
1557 (cmpdf): Make this expander unconditional.
1559 2007-11-15 Richard Guenther <rguenther@suse.de>
1561 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1562 to only create SFTs if we also create variable infos for PTA.
1563 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1565 2007-11-15 Richard Guenther <rguenther@suse.de>
1567 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1568 type for TBAA pruning.
1569 (find_what_p_points_to): Call set_uids_in_ptset with the original
1570 pointer, not the decl of the solution we collapsed to.
1572 2007-11-14 David Daney <ddaney@avtrex.com>
1574 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1577 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1580 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1581 for registers in BR_REGS class.
1583 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1586 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1587 init_ssa_operands has not been called for cfun.
1589 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1591 PR tree-optimization/34046
1592 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1593 scaling if the old probability is greater than the new base.
1595 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1597 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1598 unused edges after loop duplication.
1600 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1603 (enum target_cpu_default): ... this enum.
1604 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1605 * config/i386/i386.c (override_options): ... here.
1606 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1607 TARGET_CPU_DEFAULT_i486.
1609 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1611 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1612 * config/sh/sh.c (sh_rtx_costs): Likewise.
1613 * ChangeLog: Likewise.
1615 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1617 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1618 should not be of pointer type.
1620 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1622 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1624 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1625 Bob Wilson <bob.wilson@acm.org>
1627 * config/xtensa/unwind-dw2-xtensa.c: New.
1628 * config/xtensa/unwind-dw2-xtensa.h: New.
1629 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1630 (DWARF2_UNWIND_INFO): Remove.
1631 (DWARF_FRAME_REGISTERS): Define.
1632 (EH_RETURN_DATA_REGNO): Define.
1633 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1635 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1637 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1639 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1640 -fsched-stalled-insns.
1642 PR tree-optimization/34063
1643 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1644 as first chrec_fold_plus operand rather than second.
1646 2007-11-13 Diego Novillo <dnovillo@google.com>
1648 PR tree-optimization/33870
1649 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1650 Remove field in_nested_struct.
1651 (struct tree_struct_field_tag): Add field nesting_level.
1652 (sft_in_nested_struct): Remove.
1653 (sft_nesting_level): Define.
1654 (sft_unpartitionable_p): Define.
1655 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1656 partitionable, return long_max.
1657 (compute_memory_partitions): Do not partition sfts marked
1659 (create_sft): Add argument nesting_level. Set
1660 sft_nesting_level with it. Update all users.
1661 (create_overlap_variables_for): Show nesting level.
1662 * tree-dfa.c (dump_subvars_for): Likewise.
1663 (dump_variable): Likewise. Show whether the sft is
1664 partitionable or not.
1665 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1666 Add field nesting_level.
1667 * tree-ssa-structalias.c (struct variable_info): Remove
1668 field in_nested_struct.
1669 (push_fields_onto_fieldstack): Add argument nesting_level.
1670 Update all users. Update documentation. Update pair->nesting_level
1671 with nesting_level. Make recursive calls with nesting_level + 1.
1672 (set_uids_in_ptset): If an sft is added to the points-to set,
1673 mark it as unpartitionable.
1674 * tree-ssa-operands.c (ref_nesting_level): New.
1675 (add_vars_for_offset): Call it. Add argument full_ref. Update
1676 callers. If var is inside a nested structure and the nesting level
1677 of full_ref is lower than the nesting level of var,
1678 adjust offset by the offset of var.
1680 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1682 PR tree-optimization/32582
1683 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1685 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1687 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1688 functions can be used as constant.
1690 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1692 PR rtl-optimization/34035
1693 * cse.c (cse_cfg_altered): New global variable.
1694 (cse_jumps_altered): Make boolean.
1695 (recorded_label_ref): Likewise.
1696 (cse_insn): Adjust for above changes.
1697 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1698 if dead edges have been purged.
1699 (cse_main): Change return value specification and adjust code.
1700 (rest_of_handle_cse): Adjust for above change.
1701 (rest_of_handle_cse2): Likewise.
1702 * gcse.c (rest_of_handle_gcse): Likewise.
1704 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1705 Michael Meissner <michael.meissner@amd.com>
1707 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1708 get the appropriate suffix for the coms* instruction.
1709 (sse5_pcmov_<mode>): Restrict operands of pcmov
1710 for scalar case to be only xmm registers and not memory.
1712 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1713 constraints to follow the mnemonics for the pcmov instruction
1715 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1718 * config/mips/mips.c (mips_return_fpr_single): New function.
1719 (mips_function_value): Use it when returning single-field
1721 (mips_expand_call): Handle the PARALLELs created by
1722 mips_return_fpr_single.
1724 2007-11-12 Richard Guenther <rguenther@suse.de>
1727 * fold-const.c (fold_binary): If testing for non-negative
1728 operands with tree_expr_nonnegative_warnv_p make sure to
1729 use op0 which has all (sign) conversions retained.
1731 2007-11-12 Richard Guenther <rguenther@suse.de>
1734 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1735 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1737 2007-11-12 Ira Rosen <irar@il.ibm.com>
1739 PR tree-optimization/33953
1740 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1741 allocate vec_oprnds1 according to the number of created vector
1742 statements. In case of shift with scalar argument, store scalar
1743 operand for every vector statement to be created for the SLP node.
1746 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1748 * gcse.c (CUID_INSN): Remove.
1750 (alloc_gcse_mem): Don't allocate cuid_insn.
1751 (free_gcse_mem): Don't free cuid_insn.
1753 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1756 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1760 * tree-inline.h (copy_body_data): Add regimplify field.
1761 * tree-inline.c (copy_body_r): Set id->regimplify to true
1762 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1764 (copy_bb): Clear id->regimplify before walk_tree, if it is
1765 set afterwards, regimplify the whole statement.
1767 PR tree-optimization/33680
1768 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1769 if the added cast involves variable length types.
1771 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1772 Maxim Kuvyrkov <maxim@codesourcery.com>
1774 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1775 instead of TRUE_BARRIER for jumps. Add register dependencies
1776 even when reg_pending_barrier is set.
1778 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1780 * haifa-sched.c (haifa_classify_insn): Rename to ...
1781 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1782 handle PARALLELs by recursing. Use it ...
1783 (haifa_classify_insn): ... here. Reimplement.
1785 2007-11-09 Richard Guenther <rguenther@suse.de>
1787 * bitmap.h (bitmap_single_bit_set_p): Declare.
1788 * bitmap.c (bitmap_single_bit_set_p): New function.
1789 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1790 (maybe_create_global_var): Use bitmap_empty_p.
1792 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1793 Jakub Jelinek <jakub@redhat.com>
1795 PR rtl-optimization/34012
1796 * fwprop.c (try_fwprop_subst): Do not replace if the new
1797 SET_SRC has a higher cost than the old one.
1799 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1801 PR rtl-optimization/33732
1802 * reload.c (push_reload): Check that the REG_DEAD note was referring
1803 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1804 before considering it in order to select the reload register.
1805 (combine_reloads): Likewise.
1806 (find_dummy_reload): Likewise.
1808 2007-11-09 Richard Guenther <rguenther@suse.de>
1810 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
1811 (struct ptr_info_def): Likewise.
1812 (enum escape_type): Also use bit zero.
1814 2007-11-09 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/33604
1817 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1818 Disregard changes in CV qualifiers of pointed to types for
1819 forward propagating ADDR_EXPRs.
1820 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1823 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1825 * dse.c (find_shift_sequence): Always choose an integer mode for
1827 (replace_read): Require both the read and store mode to be
1828 integer ones. Remove a then-redundant FLOAT_P check.
1830 2007-11-08 Richard Guenther <rguenther@suse.de>
1832 * tree-dfa.c (remove_referenced_var): If removing a
1833 variable which has subvars, also remove those from
1834 the referenced vars. Do not create a variable annotation.
1836 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1838 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1839 argument for gen_entry calls.
1840 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1841 (entry): Use the new attribute value. Remove unused first operand.
1843 2007-11-08 Tom Tromey <tromey@redhat.com>
1845 * c-parser.c (c_parser_translation_unit): Use location in error.
1846 (c_parser_external_declaration): Likewise.
1847 (c_parser_declaration_or_fndef): Likewise.
1848 (c_parser_enum_specifier): Likewise.
1849 (c_parser_struct_or_union_specifier): Likewise.
1850 (c_parser_struct_declaration): Likewise.
1851 (c_parser_typeof_specifier): Likewise.
1852 (c_parser_parms_list_declarator): Likewise.
1853 (c_parser_asm_string_literal): Likewise.
1854 (c_parser_braced_init): Likewise.
1855 (c_parser_initelt): Likewise.
1856 (c_parser_compound_statement_nostart): Likewise.
1857 (c_parser_statement_after_labels): Likewise.
1858 (c_parser_do_statement): Likewise.
1859 (c_parser_asm_statement): Likewise.
1860 (c_parser_conditional_expression): Likewise.
1861 (c_parser_unary_expression): Likewise.
1862 (c_parser_sizeof_expression): Likewise.
1863 (c_parser_postfix_expression): Likewise.
1864 (c_parser_postfix_expression_after_paren_type): Likewise.
1865 (c_parser_objc_class_instance_variables): Likewise.
1866 (c_parser_objc_method_definition): Likewise.
1867 (c_parser_objc_methodprotolist): Likewise.
1868 (c_parser_pragma): Likewise.
1869 (c_parser_omp_clause_num_threads): Likewise.
1870 (c_parser_omp_clause_schedule): Likewise.
1871 (c_parser_omp_all_clauses): Likewise.
1872 (c_parser_omp_sections_scope): Likewise.
1873 (c_parser_label): Use location of label, not colon.
1875 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1878 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1881 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1884 * ipa-pure-const.c (static_execute): Added code to keep recursive
1885 functions from being marked as pure or const.
1886 * ipa-utils.c (searchc): Fixed comment.
1888 2007-11-08 Tom Tromey <tromey@redhat.com>
1890 * common.opt (fshow-column): Default to 0.
1891 * configure: Rebuilt.
1892 * configure.ac (--enable-mapped-location): Default to 'yes'.
1894 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1896 * common.opt: Add pointer to doc/options.texi.
1897 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1898 -fipa-reference): Add or correct doc. Sorted options list for -Os
1901 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1904 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1905 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1906 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1907 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1908 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1909 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1910 to TARGET_BIG_ENDIAN_DEFAULT.
1911 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1912 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1913 to TARGET_BIG_ENDIAN_DEFAULT.
1915 2007-11-07 Diego Novillo <dnovillo@google.com>
1917 * tree.h (struct tree_struct_field_tag): Move field
1918 in_nested_struct ...
1919 (struct tree_memory_tag): ... here.
1921 2007-11-07 Diego Novillo <dnovillo@google.com>
1924 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1925 (SFT_IN_NESTED_STRUCT): Define.
1926 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1927 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1928 * tree-ssa-structalias.c (struct variable_info): Likewise.
1929 (push_fields_onto_fieldstack): If OFFSET is positive,
1930 set in_nested_struct.
1931 (create_variable_info_for): Copy setting of
1932 in_nested_struct from the field offset object.
1933 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1934 variable info object.
1935 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1936 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1938 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1940 PR rtl-optimization/33737
1941 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1942 target block after computing the probabilities of outgoing edges.
1943 Cap the frequency to BB_FREQ_MAX.
1944 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1945 frequency of the basic block if it has been reused.
1947 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1949 PR rtl-optimization/33822
1950 * rtl.h (REG_OFFSET): Fix comment.
1951 * var-tracking.c (INT_MEM_OFFSET): New macro.
1952 (var_mem_set): Use it.
1953 (var_mem_delete_and_set): Likewise.
1954 (var_mem_delete): Likewise.
1955 (same_variable_part_p): Likewise.
1956 (vt_get_decl_and_offset): Likewise.
1957 (offset_valid_for_tracked_p): New predicate.
1958 (count_uses): Do not track locations with invalid offsets.
1959 (add_uses): Likewise.
1960 (add_stores): Likewise.
1962 2007-11-07 Tom Tromey <tromey@redhat.com>
1964 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1965 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1967 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1968 Andrey Belevantsev <abel@ispras.ru>
1970 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1971 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1972 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1973 Save calculated max_asap in it.
1974 (sms_schedule): Calculate maxii using max_asap.
1976 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1978 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1979 with -mhard-dfp/-mno-hard-dfp.
1981 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1982 Jakub Jelinek <jakub@redhat.com>
1985 * haifa-sched.c (check_sched_flags): Remove.
1986 (sched_init): Don't call it.
1988 2007-11-06 Diego Novillo <dnovillo@google.com>
1990 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1991 * tree-ssa-operands.c: Tidy top-level comments.
1992 (add_vop): Likewise.
1993 (add_vars_for_offset): Tidy parameter formatting..
1994 (get_addr_dereference_operands): Likewise.
1995 (get_indirect_ref_operands): Likewise.
1996 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1997 <OMP_ATOMIC_STORE>: Likewise.
1999 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2002 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2003 GCC_VERSION which is always defined.
2005 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2008 * reload1.c (find_reloads): Also check in_reg when handling a
2009 simple move with an input reload and a destination of a hard register.
2011 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2013 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2014 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2015 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2016 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2017 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2018 (m68k_sched_attr_type2): New function.
2019 (sched_adjust_cost_state): New static variable.
2020 (m68k_sched_adjust_cost): New static function implementing
2022 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2023 New static variables.
2024 (m68k_sched_variable_issue): New static function implementing
2026 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2027 (sched_dump_split_class): New static function.
2028 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2030 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2031 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2032 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2033 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2036 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2037 (CPU_UNITS_QUERY): Define.
2039 * config/m68k/cf.md: New file.
2040 * config/m68k/m68.md (cf.md): New include.
2042 2007-11-06 Tom Tromey <tromey@redhat.com>
2044 PR c++/32256, PR c++/32368:
2045 * function.c (saved_in_system_header): New global.
2046 (push_cfun): Save in_system_header.
2047 (pop_cfun): Restore in_system_header.
2048 (push_struct_function): Save in_system_header.
2050 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2054 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2055 (complete_array_type): Set canonical type appropriately.
2056 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2057 C and C++ front ends now have different versions of this function,
2058 because the C++ version needs to maintain canonical types here.
2060 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2062 * tree-parloops.c (reduction_info): Remove reduction_init field.
2063 (initialize_reductions): Remove creation of the reduction_init variable.
2064 (struct data_arg): Remove.
2065 (add_field_for_reduction, create_stores_for_reduction): New functions.
2066 (add_field_for_name): Remove reduction handling.
2067 (separate_decls_in_loop): Call add_field_for_reduction,
2068 create_stores_for_reduction.
2070 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2072 PR tree-optimization/33458
2073 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2074 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2076 PR tree-optimization/33993
2077 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2078 rather than build_constructor_from_list if all list values are
2080 (get_initial_def_for_induction): Use build_vector instead of
2081 build_constructor_from_list.
2083 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2086 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2087 (DECL_FINI_PRIORITY): Likewise.
2088 * tree.c (decl_init_priority_lookup): Remove assert.
2089 (decl_fini_priority_insert): Likewise.
2090 * cgraphunit.c (static_ctors): Make it a VEC.
2091 (static_dtors): Likewise.
2092 (record_cdtor_fn): Adjust accordingly.
2093 (build_cdtor): Generate multiple functions for each initialization
2095 (compare_ctor): New function.
2096 (compare_dtor): Likewise.
2097 (cgraph_build_cdtor_fns): Sort the functions by priority before
2098 calling build_cdtor.
2099 (cgraph_build_static_cdtor): Put the priority in the function's name.
2101 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2104 * common.opt: Add shared and pie.
2106 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2108 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2109 replace references to virtual_stack_vars_rtx in goto_handler.
2111 2007-11-05 Paul Brook <paul@codesourcery.com>
2113 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2114 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2115 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2116 arm_lang_output_object_attributes_hook.
2117 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2118 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2119 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2121 * config/arm/t-arm.c (arm.o): New rule.
2122 * config/arm/arm-c.c: New file.
2124 2007-11-05 Nick Clifton <nickc@redhat.com>
2125 Sebastian Pop <sebastian.pop@amd.com>
2127 PR tree-optimization/32540
2128 PR tree-optimization/33922
2129 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2130 * tree-ssa-pre.c: Include params.h.
2131 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2132 to limit the maximum length of the PA set for a given block.
2133 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2134 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2136 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2138 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2139 __fixunssfDI): Make return type unsigned.
2140 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2141 __fixunssfDI): Make return type unsigned.
2143 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2145 PR tree-optimization/33856
2146 * tree-data-ref.c (get_references_in_stmt): Don't add
2147 REFERENCE_CLASS_P trees to references vector if get_base_address
2148 returns NULL on them.
2150 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2152 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2154 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2157 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2158 for TRUTH_NOT_EXPR to type.
2160 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2162 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2164 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2167 * dwarf2out.c (add_calling_convention_attribute): Change
2168 second argument. Set calling convention to DW_CC_program for
2169 Fortran main program.
2170 (gen_subprogram_die): Adjust to new prototype for
2171 add_calling_convention_attribute.
2173 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2175 PR tree-optimization/33987
2176 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2178 (vectorizable_reduction): Add type check.
2180 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2183 * c-parser.c (c_parser_statement_after_labels): Error if a
2184 declaration is parsed after a label.
2186 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2189 * reorg.c (emit_delay_sequence): Do not clear the locator on
2190 the jump instruction.
2192 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2195 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2196 current sched region.
2198 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2200 * config/ia64/ia64.c (struct reg_write_state): Change into
2201 unsigned short bitfields rather than unsigned int, decrease
2202 first_pred to just 10 bits.
2203 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2204 into two char array.
2205 (rws_insn_set, rws_insn_test): New functions.
2206 (in_safe_group_barrier): New variable.
2207 (rws_update): Remove first argument, always set rws_sum array.
2208 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2209 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2210 (rtx_needs_barrier): Use rws_insn_test macro.
2211 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2212 instead set/clear in_safe_group_barrier flag.
2214 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2216 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2217 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2218 pointer or frame pointer.
2219 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2220 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2221 (DWARF2_UNWIND_INFO): Define.
2222 (INCOMING_RETURN_ADDR_RTX): Define.
2223 (DWARF_FRAME_RETURN_COLUMN): Define.
2225 2007-11-02 Tom Tromey <tromey@redhat.com>
2227 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2230 2007-11-02 Diego Novillo <dnovillo@google.com>
2232 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2233 argument from function pointer ANALYZE_EXPR. Update all users.
2234 * cgraph.c (debug_cgraph_node): New.
2235 (debug_cgraph): New.
2237 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2239 PR rtl-optimization/33648
2240 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2241 the newly created basic block.
2243 2007-11-01 Richard Guenther <rguenther@suse.de>
2245 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2247 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2249 PR rtl-optimization/33828
2250 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2251 of VBEIN and VBEOUT.
2253 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2255 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2256 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2257 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2259 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2261 * gcc.c (getenv_spec_function): Escape the environment variable's
2264 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2266 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2267 show that CSE means common subexpression elimination. Change wording
2268 for -fsee and define LCM. Remove capitalization of optimizations
2269 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2271 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2274 * doc/sourcebuild.texi (Test Directives): Document that xfail
2275 has no effect for dg-do except when dg-do-what is "run".
2277 2007-11-01 Tom Tromey <tromey@redhat.com>
2279 * c-decl.c (grokdeclarator): Set decl source locations.
2280 * c-parser.c (c_parser_enum_specifier): Set location.
2281 (c_parser_struct_or_union_specifier): Likewise.
2283 2007-11-01 Tom Tromey <tromey@redhat.com>
2285 * print-tree.c (print_node): Print column number.
2287 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2290 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2291 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2292 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2294 PR rtl-optimization/33673
2295 * gcse.c (cprop_jump): If a conditional jump has been optimized
2296 into unconditional jump, make the remaining normal edge fallthru
2297 and delete the jump insn.
2299 2007-11-01 Ben Elliston <bje@au.ibm.com>
2301 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2302 (set_mem_attrs_from_reg): Likewise.
2304 2007-11-01 Michael Matz <matz@suse.de>
2306 PR tree-optimization/33961
2307 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2308 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2309 (add_or_mark_expr): New argument 'store', using it to search
2311 (nt_init_block): Adjust calls to add_or_mark_expr.
2313 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2316 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2317 for the first push_operand.
2319 2007-10-31 Revital Eres <eres@il.ibm.com>
2321 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2322 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2323 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2324 movmisalignv2sf, vcondv2sf): New.
2325 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2326 UNSPEC_EXTODD_V2SF): Define new constants.
2327 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2328 paired_emit_vector_cond_expr): New.
2329 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2330 * config/rs6000/rs6000.c (paired_expand_vector_move,
2331 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2333 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2335 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2337 PR tree-optimization/32377
2338 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2339 work also for unknown number of iterations.
2340 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2341 number of iterations is not known.
2343 2007-10-31 Richard Guenther <rguenther@suse.de>
2346 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2347 new undefined integer overflow.
2348 (fold_binary): Avoid useless conversion.
2350 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2353 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2355 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2357 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2359 * config/s390/s390.c: (override_options): Replace
2360 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2361 * config/s390/s390.opt: Likewise.
2362 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2365 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2367 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2369 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2371 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2372 optimization options.
2373 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2374 enabled by -O. Document -fdce and -fdse.
2376 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2379 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2380 convert second operand of COMPOUND_EXPR to the original type of
2383 2007-10-30 Richard Guenther <rguenther@suse.de>
2385 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2386 of loop adding SFTs as virtual operands.
2388 2007-10-30 Richard Guenther <rguenther@suse.de>
2390 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2392 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2394 PR tree-optimization/32893
2395 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2396 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2398 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2400 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2402 (sub_ddmmss): Likewise.
2403 (umul_ppmm): Likewise.
2404 (udiv_qrnnd): Likewise.
2406 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2409 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2410 directives must come before dg-additional-sources.
2412 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2414 PR tree-optimization/33723
2415 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2416 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2418 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2420 PR tree-optimization/33614
2421 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2422 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2423 initializer constants.
2425 2007-10-29 Richard Guenther <rguenther@suse.de>
2427 PR tree-optimization/33870
2428 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2429 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2432 2007-10-29 Richard Guenther <rguenther@suse.de>
2434 * passes.c (init_optimization_passes): Exchange store_copy_prop
2436 * tree-pass.h (pass_store_copy_prop): Remove.
2437 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2438 (stmt_may_generate-copy): Do not handle store_copy_prop.
2439 (get_copy_of_val): Likewise.
2440 (set_copy_of_val): Likewise.
2441 (copy_prop_visit_assignment): Likewise.
2442 (copy_prop_visit_stmt): Likewise.
2443 (copy_prop_visit_phi_node): Likewise.
2444 (init_copy_prop): Likewise.
2445 (execute_copy_prop): Likewise.
2446 (do_copy_prop): Remove.
2447 (gate_store_copy_prop): Likewise.
2448 (store_copy_prop): Likewise.
2449 (pass_store_copy_prop): Likewise.
2450 (pass_copy_prop): Call execute_copy_prop.
2451 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2452 * common.opt (ftree-store-copy-prop): Mark obsolete.
2453 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2455 2007-10-29 Ian Lance Taylor <iant@google.com>
2457 * ifcvt.c (noce_can_store_speculate_p): New static function.
2458 (noce_process_if_block): Call it.
2459 (if_convert): Remove recompute_dominance parameter. Change all
2462 2007-10-29 Richard Guenther <rguenther@suse.de>
2464 * tree-flow-inline.h (get_subvar_at): Use binary search.
2465 (get_first_overlapping_subvar): New function to binary search
2466 for the first overlapping subvar.
2467 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2468 just handle adding subvars for a pointed-to subvar. Optimize
2469 and use get_first_overlapping_subvar.
2470 (add_vars_for_bitmap): Fold into single caller.
2471 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2472 and non pointed-to bits of add_vars_for_offset.
2474 2007-10-29 Revital Eres <eres@il.ibm.com>
2476 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2478 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2479 Zdenek Dvorak <ook@ucw.cz>
2482 reduction support for automatic parallelization.
2484 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2486 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2487 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2488 and OMP_ATOMIC_STORE.
2489 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2490 * gimple-low.c (lower_stmt): Same.
2491 * gimplify.c (gimplify_expr): Same.
2492 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2493 gimplify_omp_atomic_mutex): Remove.
2494 (gimplify_omp_atomic): Change it to simply gimplify the
2495 statement instead of expanding it.
2496 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2497 (expand_omp_atomic, expand_omp_atomic_pipeline,
2498 goa_stabilize_expr, expand_omp_atomic_mutex,
2499 expand_omp_atomic_fetch_op): New functions to implement
2500 expansion of OMP_ATOMIC.
2501 (expand_omp, build_omp_regions_1): Add support for
2502 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2503 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2505 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2507 * tree-parloops.c: add include to tree-vectorizer.h.
2508 (reduction_info): New structure for reduction.
2509 (reduction_list): New list to represent list of reductions per loop.
2510 (struct data_arg): New helper structure for reduction.
2511 (reduction_info_hash, reduction_info_eq, reduction_phi,
2512 initialize_reductions, create_call_for_reduction,
2513 create_phi_for_local_result, create_call_for_reduction_1,
2514 create_loads_for_reductions, create_final_loads_for_reduction):
2516 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2517 (separate_decls_in_loop_name): Support reduction variables.
2518 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2519 call create_loads_for_reduction for each reduction.
2520 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2522 (transform_to_exit_first_loop): Add reduction support, add
2523 reduction_list parameter.
2524 (gen_parallel_loop): Add reduction_list parameter. Add call
2525 separate_decls_in_loop with
2526 the new argument. Traverse reductions and call
2527 initialize_reductions, create_call_for_reduction.
2528 (parallelize_loops): Create and delete the reduction list.
2529 (add_field_for_name): Change use of data parameter. Add fields for
2531 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2532 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2533 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2534 * tree-inline.c (estimate_num_insns_1): add cases for
2535 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2536 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2537 * tree-ssa-operands.c (get_addr_dereference_operands):
2538 New function. Subroutine of get_indirect_ref_operands.
2539 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2540 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2543 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2545 * config/cris/cris.c: Include df.h.
2546 (cris_address_cost): Add gcc_assert for canonicalization
2547 assumptions. For PLUS with MULT or register, correct
2548 test for register in other arm. Tweak comments.
2550 2007-10-28 Richard Guenther <rguenther@suse.de>
2552 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2553 telling if the var is to be treated as points-to location.
2554 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2555 (add_virtual_operand): Only recurse into MPTs if aliases
2558 2007-10-28 Richard Guenther <rguenther@suse.de>
2560 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2561 (add_vars_for_bitmap): Do not recurse further. Only add vars
2562 for pointed-to SFTs.
2563 (add_virtual_operand): Re-instantiate loop to add operands for
2564 aliases. Recurse into MPTs.
2565 (get_indirect_ref_operands): If we fall back to use a pointers
2566 SMT, make sure to not prune based on the access offset and size.
2568 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2571 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2572 the eh information on the statement.
2574 2007-10-28 Richard Guenther <rguenther@suse.de>
2576 * tree-flow.h (subvar_t): Make it a VEC.
2577 (struct subvar): Remove.
2578 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2579 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2581 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2582 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2583 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2584 (set_initial_properties): Likewise.
2585 (setup_pointers_and_addressables): Likewise.
2586 (new_type_alias): Likewise.
2587 (create_overlap_variables_for): Likewise.
2588 * tree-dfa.c (dump_subvars_for): Likewise.
2589 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2590 (get_expr_operands): Likewise.
2591 (add_to_addressable_set): Likewise.
2592 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2594 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2596 PR tree-optimization/33920
2597 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2598 successor bb to true when predecessor bb has NULL predicate.
2599 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2601 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2603 * config/mips/mips.md: Add combiner patterns for DImode extensions
2604 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2607 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2610 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2612 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2614 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2615 LIBCALL notes if they are about to be moved to the same insn.
2617 2007-10-27 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/33870
2620 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2621 duplication. Remove redundant call to access_can_touch_variable.
2622 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2623 (add_virtual_operand): Use it.
2625 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2628 * pa.h (ASM_PN_FORMAT): Delete define.
2630 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2632 * doc/invoke.texi (Option Summary, optimizations): Remove
2633 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2634 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2635 -fsplit-wide-types to match later entry. Break up a long line.
2636 (Option Summary, code gen options) Add -fno-stack-limit. Add
2637 missing @gol to the end of a line.
2638 (Optimization Options): Remove -fbounds-check, which is also
2639 documented under Code Generation Options. Remove =n from
2640 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2641 to -fcprop-registers to match other options, and say when it is
2642 enabled rather than disabled. Remove extra index entry for
2643 -fno-cx-limited-range. Add index entries for -fstack-protector
2644 and -fstack-protector-all.
2645 (Code Gen Options): Add index entry for -ftls-model.
2647 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2649 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2650 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2651 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2652 expand_epilogue, output_movhi): Don't handle 'main' function.
2653 (avr_attribute_table): Add 'OS_task' function attribute.
2654 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2656 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2657 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2659 * config/avr/avr.opt (minit-stack): Remove.
2661 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2663 * tree-nested.c (get_trampoline_type): Fix thinko.
2665 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2668 * tree.c (build_offset_type): Build canonical type based on the
2669 TYPE_MAIN_VARIANT of the base type.
2671 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2673 * reorg.c (emit_delay_sequence): Move insn locator from the
2674 first insn to the sequence.
2676 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2678 * ipa-pure-const.c (check_decl): Return immediately when
2679 pure_const_state has been set to IPA_NEITHER.
2681 2007-10-25 Ira Rosen <irar@il.ibm.com>
2683 PR tree-optimization/33833
2684 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2685 and convert init to sizetype in inner_base construction.
2687 2007-10-25 Richard Guenther <rguenther@suse.de>
2689 * tree-flow.h (mem_sym_stats): Remove.
2690 (dump_mem_sym_stats_for_var): Declare.
2691 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2692 (mem_sym_stats): Move ...
2693 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2694 (mem_sym_score): Rename from ...
2695 (pscore): ... this. Remove.
2696 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2697 not the frequencies.
2698 (compare_mp_info_entries): Make sort stable by disambiguating
2701 2007-10-25 Ira Rosen <irar@il.ibm.com>
2703 PR tree-optimization/33866
2704 * tree-vect-transform.c (vectorizable_store): Check operands of all
2705 the stmts in the group of strided accesses. Get def stmt type for each
2706 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2708 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2711 (Yt): Rename register constraint to Y2.
2712 * config/i386/sse.md: Use renamed register constraints.
2713 * config/i386/mmx.md: Ditto.
2714 * config/i386/i386.md: Ditto.
2716 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2718 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2720 2007-10-24 Chao-ying Fu <fu@mips.com>
2722 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2723 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2725 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2726 Olga Golovanevsky <olga@il.ibm.com>
2728 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2729 the compiler that wr.wrap and wr.domain are initialized in
2732 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2734 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2735 to print gcov_type values.
2737 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2739 * config/avr/avr.h: Do not include progmem_section definition when
2740 building with IN_TARGET_LIBS.
2742 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2745 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2746 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2747 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2748 (mips_orphaned_high_part_p: New functions.
2749 (mips_avoid_hazard): Don't check INSN_P here.
2750 (mips_avoid_hazards): Rename to...
2751 (mips_reorg_process_insns): ...this. Cope with
2752 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2753 or turn them into nops.
2754 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2755 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2756 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2757 (mips_override_options): Set flag_delayed_branch to 0.
2759 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2761 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2762 MIPS-specific implementation details.
2763 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2764 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2765 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2766 for targets with movmemsi.
2767 (MOVE_BY_PIECES_P): Define.
2768 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2769 (mips_block_move_loop): Add a bytes_per_iter argument.
2770 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2771 Update call to mips_block_move_loop.
2773 2007-10-24 Michael Matz <matz@suse.de>
2776 * var-tracking.c (variable_union): Don't break after one loop
2777 iteration but only when a difference is found.
2778 (dump_variable): Also print DECL_UID.
2780 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2782 * ipa-type-escape.h: Expose function
2783 is_array_access_through_pointer_and_index.
2785 (is_array_access_through_pointer_and_index):
2786 Add three new parameters. Add support of
2787 POINTER_PLUS_EXPR tree code.
2789 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2791 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2792 * tree-pass.h: Add pass_ipa_struct_reorg.
2793 * common.opt: Add ipa-struct-reorg flag.
2794 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2795 * passes.c: Add pass pass_ipa_struct_reorg.
2796 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2797 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2799 2007-10-24 Ira Rosen <irar@il.ibm.com>
2801 PR tree-optimization/33804
2802 * tree-vect-transform.c (vectorizable_operation): Remove the
2803 checks that the vectorization is worthwhile from the transformation
2806 2007-10-24 Ira Rosen <irar@il.ibm.com>
2808 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2809 vectype cannot be determined for the scalar type.
2810 (vect_analyze_slp_instance): Likewise.
2811 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2812 return type to bool. Return false if vectype cannot be determined
2813 for the scalar type.
2814 (vect_get_constant_vectors): Return false if vectype cannot be
2815 determined for the scalar type.
2816 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2817 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2818 vectorizable_reduction): Likewise.
2820 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2822 * config.gcc: For a FreeBSD target, parse the value of ${target}
2823 to determine the value of FBSD_MAJOR, instead of adding an
2824 explicit check for every possible FreeBSD major version.
2826 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2828 PR rtl-optimization/33846
2829 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2831 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2833 PR tree-optimization/33860
2834 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2835 interleaved accesses in case the dr is inside the inner-loop during
2836 outer-loop vectorization.
2838 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2840 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2841 Document MEM_POINTER. Replace mentions of "integrated"
2842 field with "return_val". Delete outdated stuff.
2844 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2846 * config/rs6000/rs6000.c (rs6000_override_options): Set
2847 rs6000_altivec_abi on AIX.
2848 (conditional_register_usage): Set VR20:31 fixed on AIX.
2850 2007-10-23 Richard Guenther <rguenther@suse.de>
2852 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2855 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2856 David S. Miller <davem@davemloft.net>
2858 * df-scan.c (df_get_call_refs): Mark global registers as both a
2859 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2861 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2863 PR tree-optimization/33834
2864 PR tree-optimization/33835
2865 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2866 stmts need to be checked for success seperately.
2867 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2868 Remove the check that stmt is not LIVE.
2869 (vectorizable_assignment, vectorizable_induction): Likewise.
2870 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2871 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2873 (vectorizable_live_operation): Check that op is not NULL.
2875 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2877 * doc/invoke.texi (Optimization Options): In the summary, show
2878 that the value for options -falign-jumps, -falign-labels,
2879 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2880 -fsched-stalled-insns-dep is optional. In the summary, show that
2881 -fsched-stalled-insns takes an optional argument and that
2882 -fparallelize-loops takes an argument. Add opindex for several
2883 optimization options, and fix typos in the opindex commands for
2884 several others. In the descriptions for -fsched-stalled-insns
2885 and -fsched-stalled-insns-dep, show the options with and without
2888 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2890 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2892 * config/avr/avr.h (LINK_SPEC): Likewise.
2893 (CRT_BINUTILS_SPECS): Likewsie.
2894 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2896 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2898 PR rtl-optimization/33644
2899 * cfgcleanup.c: Do not include dce.h.
2900 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2901 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2902 * dce.c (something_changed): Delete.
2903 (libcall_dead_p): New predicate.
2904 (delete_unmarked_insns): Use it to delete dead libcalls.
2905 Deal with REG_LIBCALL and REG_RETVAL notes.
2906 (prescan_libcall_for_dce): New function.
2907 (prescan_insns_for_dce): Use it to deal with libcalls.
2908 (mark_reg_dependencies): Do nothing special for libcalls.
2909 (dce_process_block): Likewise.
2910 (fast_dce): Delete unused local variable.
2911 (run_fast_dce): Do not return a value.
2912 * dce.h (struct df): Delete.
2913 (run_fast_dce): Adjust prototype.
2914 * optabs.c (libcall_id): Delete.
2915 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2916 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2917 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2918 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2919 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2920 notes instead of REG_LIBCALL_ID notes.
2921 * reg-notes.def (LIBCALL_ID): Delete.
2922 * Makefile.in (see.o): Add dce.h dependency.
2923 (cfgcleanup.o): Remove dce.h dependency.
2925 2007-10-22 Michael Matz <matz@suse.de>
2927 PR tree-optimization/33855
2928 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2931 2007-10-22 Ira Rosen <irar@il.ibm.com>
2933 PR tree-optimization/33854
2934 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2935 FLOAT_EXPR to the list of promotion operations.
2937 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2941 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2942 (print_reg): Print register prefix only with AT&T asm syntax.
2943 Support pc_rtx for RIP register.
2944 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2945 relative addressing. Always print segment register prefix with AT&T
2946 asm syntax and never with Intel asm syntax.
2947 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2948 Fix prefix for 16-byte XFmode operands.
2949 (output_addr_const_extra): Support Intel asm syntax.
2950 (x86_file_start): Don't use register prefix with Intel asm syntax.
2951 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2952 ("return_internal_long"): Fix Intel asm syntax output.
2953 ("set_got_rex64"): Support Intel asm syntax.
2954 ("set_rip_rex64"): Likewise.
2955 ("set_got_offset_rex64"): Likewise.
2956 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2958 ("*tls_global_dynamic_64"): Likewise.
2959 ("*tls_local_dynamic_base_64"): Likewise.
2960 ("*load_tp_si")("*load_tp_di"): Likewise.
2961 ("*add_tp_si")("*add_tp_di"): Likewise.
2962 ("*tls_dynamic_lea_64"): Likewise.
2963 ("*sibcall_value_1_rex64_v"): Likewise.
2964 ("stack_tls_protect_set_si"): Likewise.
2965 ("stack_tls_protect_set_di"): Likewise.
2966 ("stack_tls_protect_test_si"): Likewise.
2967 ("stack_tls_protect_test_di"): Likewise.
2968 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2970 ("*movv2sf_internal_rex64"): Likewise.
2971 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2972 (__get_cpuid_max): Likewise.
2974 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2976 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2977 the STRICT_P argument type "bool" rather than "int".
2978 (mips_legitimate_address_p): Likewise.
2979 (fp_register_operand, lo_operand): Delete.
2980 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2981 (mips_emit_scc): Rename to...
2982 (mips_expand_scc): ...this.
2983 (gen_conditional_branch): Rename to...
2984 (mips_expand_conditional_branch): ...this.
2985 (gen_conditional_move): Rename to...
2986 (mips_expand_conditional_move): ...this.
2987 (mips_gen_conditional_trap): Rename to...
2988 (mips_expand_conditional_trap): ...this and take an rtx code instead
2989 of an operands array.
2990 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2992 (mips_emit_fcc_reload): Rename to...
2993 (mips_expand_fcc_reload): ...this.
2994 (init_cumulative_args): Rename to...
2995 (mips_init_cumulative_args): ...this and remove the libname argument.
2996 (function_arg_advance): Rename to...
2997 (mips_function_arg_advance): ...this.
2998 (function_arg): Rename to...
2999 (mips_function_arg): ...this and use "rtx" instead of
3001 (function_arg_boundary): Rename to...
3002 (mips_function_arg_boundary): ...this.
3003 (mips_expand_unaligned_load): Rename to...
3004 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3005 and BITPOS arguments type "HOST_WIDE_INT".
3006 (mips_expand_unaligned_store): Rename to...
3007 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3008 and BITPOS arguments type "HOST_WIDE_INT".
3009 (override_options): Rename to...
3010 (mips_override_options): ...this.
3011 (print_operand): Rename to...
3012 (mips_print_operand): ...this.
3013 (print_operand_address): Rename to...
3014 (mips_print_operand_address): ...this.
3015 (mips_output_ascii): Remove the PREFIX argument.
3016 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3018 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3019 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3020 of "struct rtx_def *".
3021 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3023 (build_mips16_call_stub): Delete.
3024 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3025 (mips_use_ins_ext_p): Give the second and third arguments type
3026 "HOST_WIDE_INT" rather than "rtx".
3027 * config/mips/mips.h: Update after the above changes. Tweak comments
3029 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3030 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3031 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3032 element type from "char" to "bool".
3033 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3034 (mips_cpu_info_table): Delete.
3035 * config/mips/mips.md: Update after the above changes. Tweak some
3037 * config/mips/mips-ps-3d.md: Likewise.
3038 * config/mips/mips.c: Tweak comments and formatting.
3039 Use NULL-like macros rather than 0 in various places.
3040 (mips_section_threshold): Rename to...
3041 (mips_small_data_threshold): ...this and give it an unsigned type.
3042 (num_source_filenames): Remove explicit initialization.
3043 (sdb_label_count): Likewise.
3044 (sym_lineno): Delete.
3045 (set_noat): Make static.
3046 (mips_branch_likely): Likewise, and give it type "bool".
3047 (mips_isa_info): Rename to...
3048 (mips_isa_option_info): ...this.
3049 (mips_flag_delayed_branch): Rename to...
3050 (mips_base_delayed_branch): ...this.
3051 (mips_split_addresses): Delete.
3052 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3053 element type from "char" to "bool".
3054 (mips_regno_to_class): Add an explicit array size.
3055 (mips16_flipper): Change from type "int" to type "bool".
3056 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3057 (mips_tls_operand_p): Rename to...
3058 (mips_tls_symbol_p): ...this.
3059 (mips_global_symbol_p): Remove redundant "const".
3060 (mips_offset_within_alignment_p): Simplify.
3061 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3062 to STRICT_P and give it type bool.
3063 (mips_valid_base_register_p): Likewise.
3064 (mips_classify_address): Likewise.
3065 (mips_legitimate_address_p): Likewise.
3066 (mips16_unextended_reference_p): Take the offset as an
3067 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3068 (mips_const_insns): Use IN_RANGE.
3069 (mips_force_temporary): Remove an unnecessary copy_rtx.
3070 (mips16_gp_pseudo_reg): Simplify.
3071 (mips_split_symbol): Remove an unnecessary copy_rtx.
3072 (mips_legitimize_tls_address): Only create registers if we need them.
3073 (mips_legitimize_address): Use mips_split_plus.
3074 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3075 variable COST to NUM_OPS.
3076 (mips_legitimize_move): Use gen_lowpart.
3077 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3078 (m16_check_op): Use IN_RANGE.
3079 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3080 (mips_split_doubleword_move): Pass booleans to mips_subword.
3081 (mips_output_move): Store the mode in a local variable.
3082 Explicitly assert that this function does not deal with
3083 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3084 cases more consistent.
3085 (mips_relational_operand_ok_p): Rename to...
3086 (mips_int_order_operand_ok_p): ...this.
3087 (mips_canonicalize_comparison): Rename to...
3088 (mips_canonicalize_int_order_test): ...this.
3089 (mips_emit_int_relational): Rename to...
3090 (mips_emit_int_order_test): ...this. Store the mode in a local
3092 (mips_reverse_fp_cond_p): Rename to...
3093 (mips_reversed_fp_cond): ...this.
3094 (mips_emit_compare): Make the order of the statements more consistent.
3095 (mips_emit_scc): Rename to...
3096 (mips_expand_scc): ...this.
3097 (gen_conditional_branch): Rename to...
3098 (mips_expand_conditional_branch): ...this.
3099 (gen_conditional_move): Rename to...
3100 (mips_expand_conditional_move): ...this. Build the condition
3101 separately from the main pattern.
3102 (mips_gen_conditional_trap): Rename to...
3103 (mips_expand_conditional_trap): ...this and take an rtx code instead
3104 of an operands array. Simplify.
3105 (init_cumulative_args): Rename to...
3106 (mips_init_cumulative_args): ...this. Use memset rather than a
3107 copy from a zeroed static. Use prototype_p and stdarg_p.
3108 (mips_arg_info): Rename to...
3109 (mips_get_arg_info): ...this and put the INFO argument first.
3110 (function_arg): Rename to...
3111 (mips_function_arg): ...this and use "rtx" instead of
3112 "struct rtx_def *". Only split structures into chunks if
3113 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3114 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3115 comparison with REAL_TYPE. Rename local variable REG to REGNO
3116 and make it unsigned.
3117 (function_arg_advance): Rename to...
3118 (mips_function_arg_advance): ...this.
3119 (function_arg_boundary): Rename to...
3120 (mips_function_arg_boundary): ...this.
3121 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3123 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3124 comparison with REAL_TYPE.
3125 (mips_function_value): Remove the FUNC argument. Rename local
3126 variable UNSIGNEDP to UNSIGNED_P.
3127 (mips_return_in_memory): Use IN_RANGE.
3128 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3129 to FUNCTION_ARG_ADVANCE.
3130 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3131 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3132 SIZE and RSIZE if needed.
3133 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3135 (build_mips16_function_stub): Rename to...
3136 (mips16_build_function_stub): ...this.
3137 (build_mips16_call_stub): Rename to...
3138 (mips16_build_call_stub): ...this. Make static, and return a
3139 "bool" rather than an "int". Rename the ARG_SIZE argument to
3140 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3141 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3142 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3144 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3145 are not sibling ones.
3146 (mips_emit_fcc_reload): Rename to...
3147 (mips_expand_fcc_reload): ...this.
3148 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3150 (mips_expand_unaligned_load): Rename to...
3151 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3152 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3154 (mips_expand_unaligned_store): Rename to...
3155 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3156 and BITPOS arguments type "HOST_WIDE_INT".
3157 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3158 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3160 (mips_init_split_addresses): Replace with...
3161 (mips_split_addresses_p): ...this new function.
3162 (mips_init_relocs): Check mips_split_addresses_p () rather than
3163 mips_split_addresses. Always initialize mips_split_p with booleans.
3164 (print_operand_reloc): Rename to...
3165 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3167 (print_operand): Rename to...
3168 (mips_print_operand): ...this.
3169 (print_operand_address): Rename to...
3170 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3171 (mips_in_small_data_p): Simplify.
3172 (mips_output_ascii): Remove the PREFIX argument and "register"
3173 keywords. Use the STRING parameter directly and cast to
3175 (mips16e_collect_argument_save_p): Use IN_RANGE.
3176 (mips_function_has_gp_insn): Simplify.
3177 (mips_set_return_address): Use BITSET_P.
3178 (mips_restore_gp): Use a separate statement to pick the base
3180 (mips_output_function_prologue): Use a local FRAME variable.
3181 (mips_save_reg): Pass booleans to mips_subword.
3182 (mips_expand_prologue): Use a local FRAME variable. Use
3183 cprestore_size to detect when .cprestore is needed.
3184 (mips_restore_reg): Use GP_REG_FIRST.
3185 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3186 rather than "int". Use local FRAME and REGNO variables.
3187 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3188 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3190 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3191 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3192 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3193 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3194 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3195 (builtin_description): Rename to...
3196 (mips_builtin_description): ...this.
3197 (mips_bdesc): Rename to...
3198 (mips_ps_bdesc): ...this.
3199 (sb1_bdesc): Rename to...
3200 (mips_sb1_bdesc): ...this.
3201 (dsp_bdesc): Rename to...
3202 (mips_dsp_bdesc): ...this.
3203 (dsp_32only_bdesc): Rename to...
3204 (mips_dsp_32only_bdesc): ...this.
3205 (bdesc_map): Rename to...
3206 (mips_bdesc_map): ...this.
3207 (bdesc_arrays): Rename to...
3208 (mips_bdesc_arrays): ...this.
3209 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3210 Tweak error message.
3211 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3212 Rename local variables I and J to OPNO and ARGNO respectively.
3213 Assert that the number of arguments is no more than the number of
3215 (mips_expand_builtin_compare): Use an array of arguments rather
3216 than an array of operands. Assert that the number of operands is
3218 (add_constant): Rename to...
3219 (mips16_add_constant): ...this. Use XNEW.
3220 (dump_constants_1): Rename to...
3221 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3222 (dump_constants): Rename to...
3223 (mips16_emit_constants): ...this.
3224 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3225 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3226 Assign mips16_p to was_mips16_p.
3227 (mips_parse_cpu): Tweak warning message.
3228 (override_options): Rename to...
3229 (mips_override_options): ...this. Move the mips_cost initialization
3230 out of the "shared with GAS" block. Quote option names in error
3232 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3233 (mips_order_regs_for_local_alloc): Remove register keyword.
3235 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3237 * system.h (IN_RANGE): Cast each argument individually.
3239 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3241 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3242 MIPS16 code unless using o32 or o64.
3244 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3246 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3247 for modes smaller than 4 bytes.
3248 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3251 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3253 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3254 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3255 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3256 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3258 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3260 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3261 sibling calls to "mips16" functions if the function satisfies
3262 const_call_insn_operand.
3264 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3266 * config/mips/mips.c (mips_va_start): Fix types in calls
3269 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3271 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3274 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3276 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3277 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3278 instead of checking mips_isa.
3280 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3282 * doc/invoke.texi (-mpaired-single): Don't say that the option
3283 requires 64-bit code.
3284 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3285 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3286 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3287 V2SF if ISA_MIPS32R2.
3288 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3289 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3290 to ISA_HAS_NMADD_NMSUB.
3291 (mips_split_doubleword_move): Handle V2SF.
3292 (mips_modes_tieable_p): New function.
3293 (override_options): Report a warning rather than an error when
3294 -mpaired-single is used on ISAs that don't support it; use
3295 ISA_HAS_PAIRED_SINGLE to check that case.
3296 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3297 and DF move splitters with a single MOVE64 splitter, thereby adding
3298 a V2SF splitter too.
3299 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3300 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3301 (HALFMODE): Add V2SF.
3302 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3303 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3304 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3305 (movv2sf_hardfloat_32bit): New pattern.
3306 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3307 TARGET_DOUBLE_FLOAT conditions.
3309 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3311 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3312 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3313 64-bit register in 64-bit libgcc.
3315 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3317 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3318 * config/avr/avr.h (LINK_SPEC): Likewise.
3319 (CRT_BINUTILS_SPECS): Likewsie.
3320 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3322 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3324 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3325 and -Wfatal-errors together.
3327 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3330 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3331 change for vrsave, ie restore after frame pop.
3333 2007-10-19 David S. Miller <davem@davemloft.net>
3335 * config/sparc/niagara2.md: Fix copyright notice.
3337 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3339 PR tree-optimization/23820
3340 PR tree-optimization/24309
3341 PR tree-optimization/33766
3342 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3343 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3344 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3345 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3346 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3347 (linear_transform_loops): Use perfect_loop_nest_depth.
3348 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3349 should have a single condition: their exit.
3351 2007-10-19 Richard Guenther <rguenther@suse.de>
3355 * stor-layout.c (layout_type): Assert that aggregates do not
3356 have their alias sets set.
3357 * alias.c (get_alias_set): Return alias set zero for incomplete
3358 types, return the alias set of the element for incomplete array
3359 types, but do not remember these.
3361 2007-10-19 Richard Guenther <rguenther@suse.de>
3364 2007-10-19 Richard Guenther <rguenther@suse.de>
3367 * tree.c (build_array_type): Do not re-layout unbound array
3370 2007-10-19 Richard Guenther <rguenther@suse.de>
3373 * tree.c (build_array_type): Do not re-layout unbound array types.
3375 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3377 * config/mips/mips.c (mips_canonicalize_comparison): Check
3378 mips_relational_operand_ok_p before trying to rewrite the test.
3379 Only calculate PLUS_ONE if needed.
3380 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3383 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3385 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3388 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3390 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3391 the call uses the incoming value of $2.
3393 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3395 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3396 rather then gen_rtx_MEM.
3397 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3399 (mips_set_return_address): Likewise.
3400 (mips_restore_gp): Likewise.
3402 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3404 * config/mips/mips.c (gpr_mode): Delete.
3405 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3406 instead of gpr_mode.
3407 (mips_for_each_saved_reg): Likewise.
3408 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3409 (override_options): Don't initialize gpr_mode.
3410 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3412 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3414 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3416 (mips_class_max_nregs): Calculate the smallest consituent register
3417 size and use that to determine an upper bound on the number of
3420 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3422 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3424 (mips_expand_epilogue): ...here.
3425 (mips_mdebug_abi_name): New function, split out from...
3426 (mips_file_start): ...here.
3427 (mips_hard_regno_mode_ok_p): New function, split out from...
3428 (override_options): ...here.
3429 (mips_expand_builtin_1): New function, split out from...
3430 (mips_expand_buitin): ...here. Abort if we don't recognize
3433 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3435 * config/mips/mips.c (build_mips16_function_stub): Load the
3436 target address into $1 before transfering the arguments.
3437 Don't use ".set noreorder".
3438 (build_mips16_call_stub): Likewise.
3440 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3442 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3443 (mips_output_64bit_xfer): Likewise.
3444 (mips16_fp_args): Rename to...
3445 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3446 with a DIRECTION argument. Use mips_output_32bit_xfer and
3447 mips_output_64bit_xfer.
3448 (build_mips16_function_stub): Update accordingly.
3449 (mips16_fpret_double): Delete.
3450 (build_mips16_call_stub): Update after above changes.
3451 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3452 of mips16_fpret_double. Use GP_REG_RETURN.
3454 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3456 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3457 use asm_out_file instead.
3458 (build_mips16_function_stub): Likewise.
3459 (build_mips16_call_stub, mips_output_function_prologue): Update
3462 2007-10-18 David S. Miller <davem@davemloft.net>
3464 Add Niagara-2 support.
3465 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3466 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3467 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3468 (include): Add inclusion of niagara2.md
3469 * config/sparc/sparc.c (niagara2_costs): New.
3470 (sparc_override_options): Add niagara2 entry to cpu_default[]
3471 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3472 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3473 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3474 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3475 (sparc64_initialize_trampoline): Likewise.
3476 (sparc_use_sched_lookahead): Likewise.
3477 (sparc_issue_rate): Likewise.
3478 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3480 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3481 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3482 TARGET_CPU_niagara2.
3483 (PROCESSOR_NIAGARA2): New.
3484 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3485 (BRANCH_COST): Likewise.
3486 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3487 * config/sparc/sol2.h: Likewise.
3488 * config/sparc/niagara2.md: New file.
3490 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3492 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3494 (mips_compute_frame_info): Remove associated code.
3495 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3497 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3499 * config/mips/mips-protos.h (compute_frame_size): Delete.
3500 * config/mips/mips.h: Update comments.
3501 * config/mips/mips.c (mips_frame_info): Remove initialized.
3502 (compute_frame_size): Rename to...
3503 (mips_compute_frame_info): ...this and make static. Remove the
3504 SIZE argument and return no value. Remove the setting of initialized.
3505 Update rest of file accordingly.
3506 (mips_set_return_address): Don't call compute_frame_size.
3507 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3508 Don't call compute_frame_size.
3510 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3512 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3513 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3514 mips_hard_frame_pointer_required.
3515 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3516 large MIPS16 frames.
3517 * config/mips/mips.c (mips_frame_pointer_required): New function.
3519 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3521 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3522 and hard_frame_pointer_offset.
3523 (mips_debugger_offset): Use hard_frame_pointer_offset.
3524 (mips16e_collect_argument_save_p): Likewise.
3525 (compute_frame_size): Initialize arg_pointer_offset and
3526 hard_frame_pointer_offset.
3527 (mips_initial_elimination_offset): Use them.
3528 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3529 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3531 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3533 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3535 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3536 "unsigned int" rather than "int" and put them with the other
3537 register-related fields. Put expanded comments above fields
3538 rather than to their right.
3539 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3540 with a NUM_REGS_PTR argument.
3541 (mips16e_save_restore_pattern_p): Update accordingly.
3542 (compute_frame_size): Clarify frame diagram. Rewrite.
3544 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3546 * config/mips/mips-ftypes.def: New file.
3547 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3548 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3549 (mips_function_type): Redefine using mips-ftypes.def.
3550 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3551 (mips_builtin_vector_type): New function.
3552 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3553 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3554 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3555 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3557 (mips_build_function_type): New function.
3558 (mips_init_builtins): Use it to create types lazily.
3560 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3562 * config/mips/mips.h (set_volatile): Delete.
3563 * config/mips/mips.c (set_volatile): Delete.
3564 (mips_print_operand_punctuation): New function, split out from
3565 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3566 Use the same character ordering in the code and the comments.
3567 Use a recursive call to handle '*'. Abort on unknown characters.
3568 (mips_init_print_operand_punct): New function, split out from
3570 (mips_print_int_branch_condition): New function, split out from
3571 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3572 to report unexpected codes.
3573 (mips_print_float_branch_condition): New function, split out from
3574 print_operand. Use output_operand_lossage to report unexpected codes.
3575 (print_operand): Rework to use a case statement. Use the
3576 same letter ordering in the code and the comments. Use
3577 output_operand_lossage to report unexpected codes and
3578 reverse_condition to handle inverted branch conditions.
3579 (override_options): Use mips_init_print_operand_punct.
3581 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3583 * config/mips/mips.h: Move variable declarations to end of file and
3584 enclose them all in #ifndef USED_FOR_TARGET.
3585 * config/mips/mips.c: Reorder functions into more logical groups,
3586 and so that callees appear before callers. Put the targetm
3587 initializer at the end of the file. Remove forward static
3588 declarations where possible.
3589 (mips_init_builtins): Add "static" to definition.
3590 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3592 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3594 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3595 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3596 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3597 (mips_set_mips16_mode): Initialize min_anchor_offset and
3598 max_anchor_offset directly to constants.
3600 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3602 * config/mips/mips.c: Delete trailing whitespace.
3604 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3606 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3607 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3609 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3610 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3612 2007-10-18 David Daney <ddaney@avtrex.com>
3614 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3615 reg_offset variable to calculate register locations.
3617 2007-10-18 Richard Guenther <rguenther@suse.de>
3619 * tree-ssa.c (uid_ssaname_map_eq): New function.
3620 (uid_ssaname_map_has): Likewise.
3621 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3622 * tree-flow.h (struct gimple_df): Make default_defs a
3624 * tree-dfa.c (gimple_default_def): Deal with it.
3625 (set_default_def): Likewise.
3627 2007-10-18 Richard Guenther <rguenther@suse.de>
3629 * tree-flow.h (struct gimple_df): Make referenced_vars
3631 (uid_decl_map_eq): Declare.
3632 (uid_decl_map_hash): Likewise.
3633 * tree-ssa.c (uid_decl_map_eq): New function.
3634 (uid_decl_map_hash): Likewise.
3635 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3636 * tree-flow-inline.h (first_referenced_var): Deal with
3637 the referenced_vars representation change.
3638 (next_referenced_var): Likewise.
3639 * tree-dfa.c (referenced_var_lookup): Likewise.
3640 (referenced_var_check_and_insert): Likewise.
3641 (remove_referenced_var): Likewise.
3643 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3645 * config/mips/mips.c (mips_dwarf_register_span): New.
3646 (TARGET_DWARF_REGISTER_SPAN): Define.
3648 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3650 * config.gcc : update score-*-elf(extra_objs).
3651 * config/score/mac.md : Remove.
3652 * config/score/misc.md : Remove.
3653 * config/score/score7.md : Remove.
3654 * config/score/score-mdaux.h : Remove.
3655 * config/score/score-mdaux.c : Remove.
3656 * config/score/score-version.h : Remove.
3657 * config/score/score-generic.md : New.
3658 * config/score/score3.h : New.
3659 * config/score/score3.c : New.
3660 * config/score/score7.h : New.
3661 * config/score/score7.c : New.
3662 * config/score/mul-div.S : add flush_cache score3 support.
3663 * config/score/elf.h : Fix some typos.
3664 * config/score/score.md : merge score3 and score7 pattern.
3665 * config/score/score.c : use to seperate which target it used.
3666 * config/score/score.h : use to seperate the target macro.
3667 * config/score/score.opt : remove -mmac option , add -mscore3,
3668 -mscore3d and -march OPTION support.
3670 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3672 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3673 that the offset of a variable is not greater than the size
3676 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3678 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3679 atmega88p, atmega168p and atmega328p devices.
3680 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3681 (CRT_BINUTILS_SPECS): (Ditto.).
3682 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3684 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3686 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3688 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3689 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3690 (print_insn): Move declaration to ...
3691 * rtl.h (print_insn): ... here.
3693 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3695 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3696 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3697 m68k_sched_branch_type): Move declarations to ...
3698 * config/m68/m68k-protos.h: ... here.
3700 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3702 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3704 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3706 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3707 * config/avr/avr.h (LINK_SPEC): Likewise.
3708 (CRT_BINUTILS_SPECS): Likewsie.
3709 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3711 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3713 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3714 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3715 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3717 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3720 * reg-stack.c (move_for_stack_reg): Swap input argument of
3721 UNSPEC_TAN insn to the top of the stack.
3723 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3726 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3727 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3728 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3729 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3730 immediate shift value.
3731 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3732 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3733 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3734 Remove macros for !__OPTIMIZE__ case.
3736 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3738 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3740 (perform_var_substitution): Only DFS from real nodes. Don't test
3742 (unite_pointer_equivalences): Fix broken test.
3744 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3746 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3747 altivec sp_offset. Rearrange sp_offset assignments to
3748 correspond to stack adjustments. Use frame_reg_rtx for
3749 SPE register restores. Correct SPE stack adjustment.
3751 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3753 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3754 * toplev.c (check_global_declaration_1): Use appropriate warning
3755 option instead of unnamed warning.
3756 * stor-layout.c (layout_decl): Likewise.
3757 * c-typeck.c (build_conditional_expr): Likewise.
3758 (build_compound_expr): Fix wrong comment.
3759 (build_binary_op): Use appropriate warning option instead of
3761 * cfgexpand.c (tree_expand_cfg): Likewise.
3762 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3763 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3764 (execute_warn_function_return): Likewise.
3765 * stmt.c (warn_if_unused_value): Likewise.
3767 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3769 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3770 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3772 (CRT_BINUTILS_SPECS): Likewsie.
3773 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3775 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3778 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3780 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3782 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3783 (fini_dce): Only release them for the fast pass.
3784 (end_ud_dce): Delete.
3785 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3786 Call fini_dce instead of end_ud_dce.
3787 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3788 (run_fast_df_dce): Reset df_in_progress to false on exit.
3790 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3791 Maxim Kuvyrkov <maxim@codesourcery.com>
3793 * target.h (unspec_may_trap_p): New target hook.
3794 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3795 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3797 * targhooks.h (default_unspec_may_trap_p): Declare it.
3798 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3799 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3800 * rtl.h (may_trap_p_1): Declare.
3802 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3803 override default hook implementation.
3804 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3807 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3809 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3810 options enabled by Wextra and mention Wuninitialized.
3812 2007-10-15 Nigel Stephens <nigel@mips.com>
3814 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3816 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3818 PR tree-optimization/33136
3819 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3821 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3823 PR tree-optimization/33735
3824 PR tree-optimization/33572
3825 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3826 2007-10-09's change.
3827 * except.c (duplicate_eh_regions): Don't look for prev_try
3828 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3830 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3833 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3834 __builtin_va_arg_pack-containing call stmt.
3836 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3838 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3841 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3843 PR tree-optimization/33619
3844 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3847 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3849 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3851 2007-10-15 Richard Guenther <rguenther@suse.de>
3853 * fold-const.c (extract_array_ref): Remove.
3854 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3855 generic address expression comparison folding. Remove
3856 the folding that used extract_array_ref.
3858 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3861 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3862 speculation type of insn can be changed before trying to do that.
3864 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3866 * dse.c (struct insn_info): Add 'frame_read' field.
3867 (scan_insn): For the call to a const function, set frame_read if
3868 reload has been run.
3869 If the insn reads the frame, kill the frame related stores.
3870 (scan_reads_nospill): Likewise.
3872 2007-10-14 Jason Merrill <jason@redhat.com>
3874 * tree-eh.c (optimize_double_finally): Don't assume that the
3875 cleanup we're duplicating is only one statement.
3877 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3879 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3880 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3881 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3882 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3883 tree-vect-transform.c: Fix comment typos.
3884 * doc/extend.texi: Fix a typo.
3886 * c-common.h: Remove the prototype for c_expand_body.
3887 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3888 * tree.h: Remove the prototype for fold_build_call_expr.
3890 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3892 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3894 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3896 * config/rs6000/aix53.h: New file.
3897 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3898 (TARGET_ALTIVEC_ABI): Same.
3899 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3900 (TARGET_ALTIVEC_ABI): Delete.
3901 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3902 stanza defaulting to aix5.3.
3904 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3906 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3907 (strmov): Use defined constants.
3908 (cmpstrnsi): Likewise.
3909 * config/i386/i386.c (decide_alg): Use defined constants.
3910 (ix86_expand_strlen): Likewise.
3912 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3914 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3915 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3916 (mode_for_reg_attrs, var_lowpart): New functions.
3917 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3918 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3919 or copy is known, set LOC to the SET that performs the set, instead
3921 (find_src_status, find_src_set_src): Remove LOC parameter.
3922 Replace INSN with the source value.
3923 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3924 handling MO_SET and MO_COPY. Update the calls to find_src_status
3925 and find_src_set_src.
3927 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3930 * config/i386/i386.md (strmov): Check for esi and edi usage.
3931 * config/i386/i386.c (decide_alg): Check whether we can use a
3932 rep prefix and adjust algorithm choice accordingly.
3933 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3935 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3937 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3939 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3941 * global.c (build_insn_chain): Formatting fixes.
3943 2007-10-12 Richard Guenther <rguenther@suse.de>
3945 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3946 combining both operands require either both have single uses
3947 or combining to a constant.
3949 2007-10-12 Richard Guenther <rguenther@suse.de>
3952 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3953 a rhs with side-effects or which is a load.
3954 (forward_propagate_into_cond): Also try combining both operands.
3956 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3958 PR tree-optimization/33742
3959 * tree-vect-transform.c (vectorizable_operation): Return false
3960 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3961 (vectorizable_call): Same for rhs_type and lhs_type.
3963 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3965 PR tree-optimization/33645
3966 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3967 pass it to walk_tree.
3968 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3969 When calling set_is_used on a VAR_DECL, if data is not NULL and
3970 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3971 DECL_INITIAL after clearing the bit in bitmap.
3972 (remove_unused_locals): Adjust mark_all_vars_used callers.
3973 Instead of removing unused global vars from unexpanded_var_list
3974 immediately record them in bitmap, call mark_all_vars_used on
3975 all used global vars from unexpanded_var_list and only purge
3976 global vars that weren't found used even during that step.
3978 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3980 * gthr-posix.h (__gthread_active_init): Create detached instead of
3981 joinable thread when testing whether threads are active on hppa-hpux.
3982 * gthr-posix95.h (__gthread_active_init): Likewise.
3984 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3987 * global.c (build_insn_chain): Include insn that occur between
3990 2007-10-11 Tom Tromey <tromey@redhat.com>
3992 * gengtype-yacc.y: Delete.
3994 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3996 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3997 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3998 function_value_32, function_value_64, function_value_ms_64,
3999 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4000 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4003 2007-10-11 Richard Guenther <rguenther@suse.de>
4005 * gcse.c (hash_scan_set): If the next nonnote insn is in
4006 a different basic block insert the set.
4008 2007-10-11 Richard Guenther <rguenther@suse.de>
4011 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4012 (verify_gimple_expr): Use it to verify pointer-to types for
4015 2007-10-11 Richard Guenther <rguenther@suse.de>
4018 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4019 the array element type.
4021 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4023 PR rtl-optimization/33638
4024 * dse.c (struct insn_info): Remove 'stack_read' field,
4025 add 'stack_pointer_based' field.
4026 (record_store): For a store with non-constant base, record
4027 whether it is stack pointer based.
4028 (scan_insn): For the call to a const function, remove stack
4029 pointer based stores from the list of local active stores.
4030 (scan_reads_nospill): Delete code dealing with const functions.
4032 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4034 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4036 (conflict_p, set_conflict, set_conflicts): Likewise.
4037 * global.c (global_alloc): Likewise.
4038 * ra.h: Update prototypes.
4040 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4042 * opth-gen.awk: Fixed generation of comment stating the origin
4045 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4048 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4049 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4050 and '%}', respectively.
4053 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4054 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4055 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4057 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4061 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4062 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4063 syntax for ASSEMBLER_DIALECT.
4064 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4066 2007-10-10 Revital Eres <eres@il.ibm.com>
4068 * modulo-sched.c (check_nodes_order): Dump the final order of
4070 (get_sched_window): Add dump info.
4071 (calculate_order_params): Dump order params of the nodes.
4073 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4076 * ra-conflict.c (record_one_conflict_between_regnos,
4077 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4078 (global_conflicts): Enhanced incorrect check.
4080 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4082 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4083 if flag_exceptions is not set.
4084 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4085 assemble_name rather than incorrectly emulating it.
4087 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4088 friends are removed from G++.
4090 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4092 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4093 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4094 enabling them is redundant. Don't check two times for
4097 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4099 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4101 (set_conflicts_for_earlyclobber): Likewise.
4102 (global_conflicts): Likewise.
4104 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4106 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4107 and '%}', respectively.
4109 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4111 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4112 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4114 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4117 2007-10-09 Richard Guenther <rguenther@suse.de>
4120 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4121 of referenced structure and component.
4123 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4126 * ra-conflict.c (record_one_conflict_between_regnos,
4127 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4128 (global_conflicts): Removed incorrect check.
4130 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4132 PR tree-optimization/33615
4133 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4134 if the statement might throw. Fix formatting.
4136 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4138 PR tree-optimization/33615
4139 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4140 if the rhs might throw.
4142 2007-10-09 Jan Hubicka <jh@suse.cz>
4144 * invoke.texi (align-threshold, align-loop-iterations): Document.
4145 * final.c: Include cfgloop.h, params.h
4146 (compute_alignments): Dump decisions and compare them with loop
4147 structure; honor given parameters.
4148 (pass_compute_alignments): New dump file.
4149 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4150 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4152 2007-10-09 James E. Wilson <wilson@specifix.com>
4154 PR tree-optimization/33655
4156 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4157 convert it to bitsizetype before size_binop call.
4159 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4161 PR tree-optimization/33572
4162 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4163 the absence of a corresponding edge from the exit block.
4165 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4168 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4170 (sra_build_assignment): Likewise. Set up mask depending on
4171 precision, not type.
4172 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4173 computing bit masks.
4174 (sra_build_elt_assignment): Don't view-convert from signed to
4176 (sra_explode_bitfield_assignment): Use bit-field type if
4177 possible. Use BYTES_BIG_ENDIAN.
4179 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4182 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4183 the original stmt can throw.
4184 (sra_build_bf_assignment): Fix type mismatch when applying negated
4187 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4189 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4190 '#pragma mark' to be executed at preprocessing time.
4192 2007-10-08 Ollie Wild <aaw@google.com>
4194 * varasm.c (compare_constant): Removed call to
4195 lang_hooks.expand_constant.
4196 (copy_constants): Removed call to lang_hooks.expand_constant.
4197 (compute_reloc_for_constant): Removed call to
4198 lang_hooks.expand_constant.
4199 (output_addressed_constants): Removed call to
4200 lang_hooks.expand_constant.
4201 (constructor_static_from_elts_p): Removed call to
4202 lang_hooks.expand_constant.
4203 (output_constant): Removed calls to lang_hooks.expand_constant.
4204 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4205 * langhooks-def.h (lhd_return_tree): Removed.
4206 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4207 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4208 * langhooks.c (lhd_return_tree): Removed.
4210 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4212 * combine.c (setup_incoming_promotions): Ensure that
4213 arguments that have not undergone mode promotions do not
4214 incorrectly get marked as being sign- or zero-extended.
4216 2007-10-08 Richard Guenther <rguenther@suse.de>
4221 * fold-const.c (fold_binary): Use correct types in folding
4222 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4223 and building of RROTATE_EXPR.
4225 2007-10-08 Richard Guenther <rguenther@suse.de>
4230 * fold-const.c (fold_binary): Use the correct types when
4231 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4232 (fold_binary): Use the correct types when folding
4233 (-A) - B to (-B) - A.
4234 (fold_unary): Use the correct types when folding ~(X).
4236 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4238 * doc/invoke.texi (Wall): fix formatting issues.
4240 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4242 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4243 truncated shift counts.
4245 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4247 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4248 syntax for ASSEMBLER_DIALECT.
4249 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4251 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4252 Nathan Froyd <froydnj@codesourcery.com>
4254 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4255 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4257 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4260 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4262 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4263 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4264 the function, temporarily point the debug interface to the null one.
4266 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4268 PR tree-optimization/33655
4270 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4272 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4274 PR tree-optimization/33572
4275 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4276 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4277 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4279 (copy_edges_for_bb): Handle nonlocal label edges.
4280 (make_nonlocal_label_edges): Deleted.
4281 (optimize_inline_calls): Don't call it.
4283 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4285 * gthr-single.h: Revert last change.
4287 2007-10-05 Michael Matz <matz@suse.de>
4290 * lower-subreg.c (decompose_multiword_subregs): Use
4291 validate_unshare_change().
4293 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4295 * ra-conflict.c: Include "sparseset.h".
4296 (conflicts): Change to HOST_WIDEST_FAST_INT.
4297 (allocnos_live): Redefine variable as a sparseset.
4298 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4300 (allocno_row_words): Removed global variable.
4301 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4302 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4303 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4304 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4306 (record_one_conflict): Update uses of allocnos_live to use
4307 the sparseset routines. Use set_conflicts_p.
4308 (mark_reg_store): Likewise.
4309 (set_reg_in_live): Likewise.
4310 (global_conflicts): Update uses of allocnos_live.
4311 Use the new adjacency list to visit an allocno's neighbors
4312 rather than iterating over all possible allocnos.
4313 Call set_conflicts_p to setup conflicts rather than adding
4315 * global.c: Comments updated.
4316 (CONFLICTP): Delete define.
4317 (regno_compare): New function. Add prototype.
4318 (global_alloc): Sort the allocno to regno mapping according to
4319 which basic blocks the regnos are referenced in. Modify the
4320 conflict bit matrix to a compressed triangular bitmatrix.
4321 Only allocate the conflict bit matrix and adjacency lists if
4322 we are actually going to allocate something.
4323 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4324 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4325 allocno's neighbors rather than iterating over all possible allocnos.
4326 (mirror_conflicts): Removed function.
4327 (dump_conflicts): Iterate over regnos rather than allocnos so
4328 that all dump output will be sorted by regno number.
4329 Use the FOR_EACH_CONFLICT macro.
4330 * ra.h: Comments updated.
4331 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4332 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4334 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4335 (adjacency_list_d, adjacency_iterator_d): New types.
4336 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4337 adjacency_iter_next, regno_basic_block): New static inline functions.
4338 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4339 (conflict_p): Add function prototype.
4340 * sparseset.h, sparseset.c: New files.
4341 * Makefile.in (OBJS-common): Add sparseset.o.
4342 (sparseset.o): New rule.
4344 2007-10-05 Richard Guenther <rguenther@suse.de>
4347 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4350 2007-10-05 Michael Matz <matz@suse.de>
4353 * function.c (match_asm_constraints_1): Check for input
4354 being used in the outputs.
4356 2007-10-05 Richard Guenther <rguenther@suse.de>
4358 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4360 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4363 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4364 subset checks. Make the cost of FPR -> FPR moves depend on
4365 mips_mode_ok_for_mov_fmt_p.
4367 2007-10-04 Doug Kwan <dougkwan@google.com>
4369 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4370 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4371 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4372 support of conditional variables.
4373 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4374 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4375 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4376 support of conditional variables.
4377 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4378 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4379 conditional variables.
4380 * gthr.h: Update comments to document new interface.
4382 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4384 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4386 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4388 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4390 2007-10-04 Richard Guenther <rguenther@suse.de>
4393 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4394 does not need to be of INTEGER_TYPE.
4395 (verify_gimple_2): New function split out from ...
4396 (verify_gimple_1): ... here. ICE if there was an error during
4399 2007-10-04 Michael Matz <matz@suse.de>
4401 PR rtl-optimization/33653
4402 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4403 * dse.c (scan_insn): Same.
4405 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4407 * config.gcc: Remove USE_GAS for m68k targets.
4409 2007-10-04 Richard Guenther <rguenther@suse.de>
4411 PR tree-optimization/33627
4412 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4413 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4415 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4416 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4418 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4420 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4421 commands_in_epilogues): Remove variables.
4422 (avr_file_start): Remove unneded initializations of commands_in_file,
4423 commands_in_prologues and commands_in_epilogues variables.
4424 (avr_file_end): Remove dead code.
4426 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4428 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4429 MOTOROLA is to true.
4431 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4434 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4435 (mips_split_doubleword_move): ...this.
4436 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4437 use natural endianness for multi-format FPR values.
4438 (mips_split_64bit_move): Rename to...
4439 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4440 Use move_doubleword_fpr* patterns for moves involving FPRs.
4441 (mips_save_reg): Update the call to mips_split_64bit_move.
4442 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4443 nonzero constant into an FPR if the constant can be forced to memory.
4444 * config/mips/mips.md: Update the splitter calls to
4445 mips_split_64bit_move.
4446 (UNSPEC_LOAD_DF_LOW): Rename to...
4447 (UNSPEC_LOAD_LOW): ...this.
4448 (UNSPEC_LOAD_DF_HIGH): Rename to...
4449 (UNSPEC_LOAD_HIGH): ...this.
4450 (UNSPEC_STORE_DF_HIGH): Rename to...
4451 (UNSPEC_STORE_WORD): ...this.
4452 (SPLITF): New mode iterator.
4453 (HALFMODE): New mode attribute.
4454 (movtf): New expander.
4455 (*movtf_internal): New define_insn_and_split.
4456 (move_doubleword_fpr<mode>): New expander.
4457 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4459 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4460 (mfhc1<mode>): ...these more general patterns.
4462 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4464 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4466 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4468 * gcse.c (hash_scan_set): Insert set in insn before note at
4469 the end of basic block.
4471 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4473 PR tree-optimization/33576
4474 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4475 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4476 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4477 (remove_iv): Declared.
4478 * lambda-code.c (remove_iv): Not static.
4479 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4480 Don't remove ivs there, save ivs in the buffer.
4482 2007-10-03 Jason Merrill <jason@redhat.com>
4485 * tree-eh.c (same_handler_p): New fn.
4486 (optimize_double_finally): New fn.
4487 (refactor_eh_r): New fn.
4488 (refactor_eh): New fn.
4489 (pass_refactor_eh): New pass.
4490 * tree-pass.h: Declare it.
4491 * passes.c (init_optimization_passes): Add it.
4493 2007-10-03 Doug Kwan <dougkwan@google.com>
4494 Richard Guenther <rguenther@suse.de>
4497 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4498 be conservative instead.
4500 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4503 * doc/invoke.texi (-fwhole-program): Document that Fortran
4504 doesn't support this option.
4506 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4509 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4511 2007-10-02 David Daney <ddaney@avtrex.com>
4513 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4514 against constant zero.
4515 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4518 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4520 * ra-conflict.c: New file.
4522 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4523 usage to DF_LIVE usage.
4524 (reload): Remove reference to df_get_live_top.
4525 * rtlanal.c (subreg_nregs_with_regno): New function.
4526 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4527 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4528 (df_has_eh_preds): Removed.
4529 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4530 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4532 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4533 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4534 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4535 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4536 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4537 (global_alloc): Turn off rescanning insns after call to
4538 global_conflicts and added call to set_preferences.
4539 (global_conflicts): Moved to ra-alloc.c.
4540 (set_preferences_1, set_preferences): New function.
4541 (mirror_conflicts): Changed types for various variables.
4542 (mark_elimination): Change DF_RA_LIVE
4543 usage to DF_LIVE usage.
4544 (build_insn_chain): Rewritten from scratch and made local.
4545 (print_insn_chain, print_insn_chains): New functions.
4546 (dump_conflicts): Do not print conflicts for fixed_regs.
4547 (rest_of_handle_global_alloc): Turn off insn rescanning.
4548 * hard-reg-set.h: Fixed comment.
4549 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4550 usage to DF_LIVE usage and delete refs to TOP sets.
4551 (block_alloc): Mark regs as live if they are in the artificial
4552 defs at top of block.
4553 (find_stack_regs): New function.
4554 (rest_of_handle_local_alloc): Changed urec problem to live
4555 problem and do not turn off df rescanning.
4556 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4557 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4558 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4559 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4560 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4561 fields in df_ref_flags. The rest have been renumbered.
4562 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4564 * rtl.h (subreg_nregs_with_regno): New function.
4565 * df-problems.c: (df_get_live_out, df_get_live_in,
4566 df_get_live_top): Removed reference to DF_RA_LIVE.
4567 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4568 df_live_alloc, df_live_reset, df_live_local_finalize,
4569 df_live_free): Make top set only if different from in set.
4570 (df_lr_top_dump, df_live_top_dump): Only print top set if
4571 different from in set.
4572 (df_lr_bb_local_compute): Removed unnecessary check.
4573 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4574 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4575 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4576 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4577 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4578 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4579 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4580 df_urec_add_problem): Removed.
4581 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4583 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4584 * basic_block.h (bb_has_abnormal_pred): New function.
4585 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4586 usage to DF_LIVE usage.
4588 2007-10-02 Revital Eres <eres@il.ibm.com>
4590 * config/rs6000/predicates.md (easy_vector_constant): Return false
4591 for 750CL paired vectors.
4592 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4594 (vec_initv2sf): Add new description.
4595 (vconcatsf): Likewise.
4596 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4597 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4599 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4601 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4602 sinking the last stmt in a BB.
4604 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4607 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4608 (sra_hash_tree): Handle BIT_FIELD_REFs.
4609 (sra_elt_hash): Don't hash bitfld blocks.
4610 (sra_elt_eq): Skip them in parent compares as well. Handle
4612 (build_element_name_1): Handle BIT_FIELD_REFs.
4613 (instantiate_element): Propagate nowarn from parents. Create
4614 BIT_FIELD_REF for variables that are widened by scalarization.
4615 Gimple-zero-initialize all bit-field variables that are not
4616 part of parameters that are going to be scalarized on entry.
4617 (instantiate_missing_elements_1): Return the sra_elt.
4618 (canon_type_for_field): New.
4619 (try_instantiate_multiple_fields): New. Infer widest possible
4620 access mode from decl or member type, but clip it at word
4621 size, and only widen it if a field crosses an alignment boundary.
4622 (instantiate_missing_elements): Use them.
4623 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4624 (scalar_bitfield_p): New.
4625 (sra_build_assignment): Optimize assignments from scalarizable
4626 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
4628 (sra_build_bf_assignment): New. Optimize assignments to
4629 scalarizable BIT_FIELD_REFs.
4630 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4631 assignments to full variables.
4632 (generate_copy_inout): Use the new macros and functions.
4633 (generate_element_copy): Likewise. Handle bitfld differences.
4634 (generate_element_zero): Don't recurse for blocks. Use
4635 sra_build_elt_assignment.
4636 (generate_one_element_init): Take elt instead of var. Use
4637 sra_build_elt_assignment.
4638 (generate_element_init_1): Adjust.
4639 (bitfield_overlap_info): New struct.
4640 (bitfield_overlaps_p): New.
4641 (sra_explode_bitfield_assignment): New. Adjust widened
4642 variables to account for endianness.
4643 (sra_sync_for_bitfield_assignment): New.
4644 (scalarize_use): Re-expand assignment to/from scalarized
4645 BIT_FIELD_REFs. Explode or sync needed members for
4646 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4647 (scalarize_copy): Use REPLDUP.
4648 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
4649 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4651 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4653 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4654 Rename CR_* constants to CMP_*. Fix spacing.
4656 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4659 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4660 to be processed with the special script doc/install.texi2html.
4662 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4664 * doc/invoke.texi (Wall): List the options enabled by Wall.
4665 (Wstrict-aliasing): Add missing @option.
4667 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4669 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4670 rather than gen_lowpart to change a register from DImode to DFmode.
4671 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4672 both FROM and TO are integer modes that are no bigger than 4 bytes.
4673 (mips_mode_ok_for_mov_fmt_p): New function.
4674 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4675 (mips_secondary_reload_class): Tweak formatting and comments.
4676 Use reg_class_subset_p instead of direct comparisons with
4677 classes. Only allow direct FPR<->FPR moves for modes that
4678 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4679 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4680 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4681 (*movdi_64bit): Likewise.
4682 (*movsi_internal): Likewise.
4683 (*movhi_internal): Likewise.
4684 (*movqi_internal): Likewise.
4686 2007-09-30 Diego Novillo <dnovillo@google.com>
4689 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4692 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4694 PR tree-optimization/33597
4695 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4696 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4698 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4700 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4701 instead of variants of (!reload_in_progress && !reload_completed).
4702 (x86_expand_vector_move): Ditto.
4704 2007-09-28 Ollie Wild <aaw@google.com>
4707 2007-09-27 Ollie Wild <aaw@google.com>
4709 * varasm.c (compare_constant): Removed call to
4710 lang_hooks.expand_constant.
4711 (copy_constants): Removed call to lang_hooks.expand_constant.
4712 (compute_reloc_for_constant): Removed call to
4713 lang_hooks.expand_constant.
4714 (output_addressed_constants): Removed call to
4715 lang_hooks.expand_constant.
4716 (constructor_static_from_elts_p): Removed call to
4717 lang_hooks.expand_constant.
4718 (output_constant): Removed calls to lang_hooks.expand_constant.
4719 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4720 * langhooks-def.h (lhd_return_tree): Removed.
4721 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4722 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4723 * langhooks.c (lhd_return_tree): Removed.
4725 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4728 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4729 argument to gen_selb.
4731 2007-09-28 Chao-ying Fu <fu@mips.com>
4733 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4734 * doc/libgcc.texi (Fixed-point fractional library routines):
4735 Fix typos for neg and cmp functions.
4737 2007-09-28 Michael Matz <matz@suse.de>
4739 PR rtl-optimization/33552
4740 * function.c (match_asm_constraints_1): Check for overlap in
4741 inputs and replace all occurences.
4743 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4745 * config/mips/mips.c (override_options): Fix comment typo.
4747 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4749 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4750 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4751 * config/bfin/t-bfin-linux (crti.o): Don't build.
4753 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4754 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4756 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4758 2007-09-27 Ollie Wild <aaw@google.com>
4760 * varasm.c (compare_constant): Removed call to
4761 lang_hooks.expand_constant.
4762 (copy_constants): Removed call to lang_hooks.expand_constant.
4763 (compute_reloc_for_constant): Removed call to
4764 lang_hooks.expand_constant.
4765 (output_addressed_constants): Removed call to
4766 lang_hooks.expand_constant.
4767 (constructor_static_from_elts_p): Removed call to
4768 lang_hooks.expand_constant.
4769 (output_constant): Removed calls to lang_hooks.expand_constant.
4770 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4771 * langhooks-def.h (lhd_return_tree): Removed.
4772 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4773 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4774 * langhooks.c (lhd_return_tree): Removed.
4776 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4779 * expr.c (emit_group_load_1): Split constant double when destination
4780 length is half source length.
4782 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4784 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4785 (mips_cpu_info): Add tune_flags.
4786 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4787 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4789 (override_options): Remove deprecation code. Use branch-likely
4790 instructions for optimize_size or if the tuning flags do not
4791 suggest otherwise. Tweak warning.
4792 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4794 2007-09-27 Matthias Klose <doko@ubuntu.com>
4796 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4797 multilib osdirname if it exists.
4798 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4800 2007-09-27 Ian Lance Taylor <iant@google.com>
4802 PR tree-optimization/33565
4803 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4804 assignments of comparisons.
4805 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4806 parameter. Change caller. Defer overflow warnings around call to
4808 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4809 TREE_NO_WARNING is set on the statement.
4810 * tree-ssa-forwprop.c
4811 (tree_ssa_forward_propagate_single_use_vars): Don't test
4812 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4813 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4815 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4817 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4818 reduce offset by units of 0x10000 for SPE vector modes or modes
4819 used with E500 double instructions.
4821 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4823 * simplify-rtx.c (comparison_result): New.
4824 (simplify_const_relational_operation): Use it instead of the five
4825 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4826 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4827 optimizations. Extract nonzero_address_p optimizations into a
4828 separate "if" together with optimizations where op1 is const0_rtx.
4829 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4830 floating-point arguments too when appropriate. Hoist test for ABS
4831 outside the final switch statement.
4832 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4833 folded_arg0 if we found a constant equivalent. Remove
4834 transformations done in simplify-rtx.c for "op0 RELOP op0".
4836 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4838 * builtins.c (expand_builtin, expand_builtin_object_size,
4839 expand_builtin_memory_chk, maybe_emit_chk_warning,
4840 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4842 * expr.c (expand_expr_real_1): Likewise.
4843 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4844 (lhd_print_error_function): Add third argument.
4845 * langhooks.h (struct diagnostic_info): Add forward decl.
4846 (struct lang_hooks): Add third argument to print_error_function.
4847 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4848 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4850 (diagnostic_report_current_function): Likewise.
4851 * toplev.c (announce_function): Pass NULL as second argument to
4852 diagnostic_set_last_function.
4853 * diagnostic.c (diagnostic_report_current_function): Add second
4854 argument, pass it as third argument to lang_hooks.print_error_function.
4855 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4856 to diagnostic_report_current_function.
4857 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4858 and message.abstract_origin.
4859 (verbatim): Initialize abstract_origin.
4860 * pretty-print.h (text_info): Add abstract_origin field.
4861 * pretty-print.c (pp_base_format): Handle %K.
4862 * langhooks.c (lhd_print_error_function): Add third argument. If
4863 diagnostic->abstract_origin, print virtual backtrace.
4864 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4865 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4866 (init_dynamic_diag_info): Likewise.
4868 2007-09-26 David Daney <ddaney@avtrex.com>
4871 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4872 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4873 sync_old_nand<mode>, sync_new_nand<mode>,
4874 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4875 Update length attributes.
4876 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4877 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4879 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4880 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4881 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4884 2007-09-26 Richard Guenther <rguenther@suse.de>
4886 PR tree-optimization/33563
4887 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4888 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4890 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4891 get_use_of_stmt_lhs.
4893 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4896 * c-common.c (complete_array_type): Diagnose too-large arrays and
4897 set type to error_mark_node.
4899 2007-09-26 Richard Guenther <rguenther@suse.de>
4901 PR tree-optimization/30375
4902 PR tree-optimization/33560
4903 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4907 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4909 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4910 (dse_global_data): Add aggregate_vardecl field.
4911 (dse_possible_dead_store_p): New.
4912 Add prev_defvar variable.
4913 Allow immediate uses and previous immediate uses to differ
4914 if they are setting different parts of the whole.
4915 (get_aggregate_vardecl): New.
4916 (dse_record_partial_aggregate_store): New.
4917 (dse_whole_aggregate_clobbered_p): New.
4918 (dse_partial_kill_p): New.
4919 Call dse_maybe_record_aggregate_store().
4920 When checking whether a STMT and its USE_STMT refer to the
4921 same memory address, check also for partial kills that clobber
4923 Move some variable definitions to the block where they are used.
4924 (aggregate_vardecl_hash): New.
4925 (aggregate_vardecl_eq): New.
4926 (aggregate_vardecl_free): New.
4927 (aggregate_whole_store_p): New.
4928 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4929 Mark which aggregate stores we care about.
4931 2007-09-25 DJ Delorie <dj@redhat.com>
4934 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
4936 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4939 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4940 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4941 for vector int32 -> int64 conversions. Don't write beyond the end
4942 of the allocated vector for int32 -> int64 conversions.
4944 2007-09-25 Revital Eres <eres@il.ibm.com>
4946 * config/rs6000/paired.h (paired_sel): New.
4947 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4948 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4949 when expanding selv2sf.
4950 * config/rs6000/rs6000.h (rs6000_builtins): Add
4951 PAIRED_BUILTIN_SELV2SF4.
4953 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4956 * c-typeck.c (default_conversion): Call require_complete_type
4957 before perform_integral_promotions.
4958 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4959 (build_c_cast): Call require_complete_type except for casts to
4961 (convert_for_assignment): Call require_complete_type.
4963 2007-09-25 Revital Eres <eres@il.ibm.com>
4965 * config/spu/spu.md: Fix doloop pattern.
4967 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4969 * config/bfin/bfin.c (expand_prologue_reg_save,
4970 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4971 and ASTAT moved here...
4972 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4973 ... from here. New argument ALL; callers changed.
4974 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4975 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4976 have the "saveall" attribute.
4978 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4980 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4982 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4983 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4984 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4986 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4987 with REG_P tests before REGNO access.
4989 2007-09-24 DJ Delorie <dj@redhat.com>
4992 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4994 (movqicc_<code>_<mode>): Likewise.
4995 (movhicc_<code>_<mode>): Likewise.
4997 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5000 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5001 register for reload.
5003 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5006 * config/i386/i386.c (ix86_comp_type_attributes): Check
5009 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5011 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5012 "move.l %a4,%a4" to produce nops.
5013 * config/m68k/m68k.c (override_options): Reset align options,
5014 if neccessary align macro isn't avaible.
5016 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5018 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5020 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5022 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5024 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5025 reload is completed.
5026 (peephole pattern): Convert most of them to RTL peephole pattern.
5028 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5030 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5031 (moved from fp compare patterns).
5032 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5033 Cleanup predicates to relieve reload.
5034 (conditional_trap): Reject conditional trap with fp condition.
5035 * config/m68k/predicates.md (fp_src_operand): New, reject
5036 certain constants early.
5038 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5040 * final.c (final_scan_insn): Remove accidentally duplicated code.
5042 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5044 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5045 Allow --with-tune=cell and --with-cpu=cell.
5047 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5049 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5050 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5052 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5054 (TARGET_BUILTIN_RECIPROCAL): Use it.
5055 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5056 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5057 (rs6000_emit_swrsqrtsf): New.
5058 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5060 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5061 (divsf3): Remove swdiv support.
5064 (rsqrt_internal1): New.
5065 (divdf3): Remove swdiv support.
5068 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5071 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5073 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5074 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5075 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5076 lang_hooks.type.type_hash_eq in addition to generic tests.
5078 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5079 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5081 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5082 reflect the cost per call to a target specific builtin.
5083 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5084 call to a target specific builtin, then use target_builtin_call_cost.
5085 (init_inline_once): Initialize target_builtin_call_cost field.
5087 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5090 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5093 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5095 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5096 * configure: Regenerated.
5098 2007-09-23 Ollie Wild <aaw@google.com>
5100 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5102 (get_pointer_modulus_and_residue): New function.
5104 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5106 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5107 combine an SC return value into a single register.
5109 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5111 * opth-gen.awk (target_flags_explicit): Declare.
5112 * toplev.h (target_flags_explicit): Delete declaration.
5113 * toplev.c (target_flags): Likewise.
5114 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5115 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5116 Never return true for TARGET_MIPS16.
5117 * config/mips/mips.c (mips_llsc): Delete.
5118 (mips_handle_option): Remove -mllsc handling.
5119 (mips_strip_unspec_address): Tweak comment.
5120 * config/mips/mips.opt (mllsc): Use a target mask.
5122 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5124 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5125 word_mode as well as Pmode.
5127 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5129 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5130 parameters from word_mode to the subword type if such a truncation
5133 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5135 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5136 * configure: Regenerated.
5138 2007-09-23 Jan Hubicka <jh@suse.cz>
5140 * params.def (INLINE_CALL_COST): Set to 12.
5141 * invoke.texi (inline-call-cost): Update default value.
5143 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5145 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5147 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5148 Revital Eres <eres@il.ibm.com>
5150 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5151 checks whether the count_reg is found outside the control part.
5153 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5155 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5156 instead of checking CALL_EXPR_FN directly to test for builtins.
5157 If error or warning attributes are present, print
5158 error resp. warning.
5159 * c-common.c (handle_error_attribute): New function.
5160 (c_common_attribute_table): Add error and warning
5162 * doc/extend.texi: Document error and warning attributes.
5164 * tree.h (block_nonartificial_location): New prototype.
5165 * tree.c (block_nonartificial_location): New function.
5166 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5167 if artificial attribute is present on abstract inline decl.
5168 * c-common.c (handle_artificial_attribute): New function.
5169 (c_common_attribute_table): Add artificial attribute.
5170 * final.c (override_filename, override_linenum): New variables.
5171 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5172 and override_linenum if inside of a block inlined from
5173 __attribute__((__artificial__)) function.
5174 (notice_source_line): Honor override_filename and override_linenum.
5175 * doc/extend.texi: Document __attribute__((__artificial__)).
5176 * config/i386/emmintrin.h: Add __artificial__ attribute to
5177 all __always_inline__ functions.
5178 * config/i386/mmintrin.h: Likewise.
5179 * config/i386/tmmintrin.h: Likewise.
5180 * config/i386/mm3dnow.h: Likewise.
5181 * config/i386/pmmintrin.h: Likewise.
5182 * config/i386/ammintrin.h: Likewise.
5183 * config/i386/xmmintrin.h: Likewise.
5184 * config/i386/smmintrin.h: Likewise.
5185 * config/i386/bmmintrin.h: Likewise.
5186 * config/i386/mmintrin-common.h: Likewise.
5189 * expr.c (expand_constructor): New function.
5190 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5191 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5194 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5196 * config/mips/mips.c (dump_constants_1): Generalize to include
5197 fractional and accumulator modes.
5199 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5201 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5202 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5204 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5205 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5207 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5209 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5211 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5212 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5214 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5215 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5216 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5218 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5220 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5221 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5222 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5224 2007-09-22 Jason Merrill <jason@redhat.com>
5227 * attribs.c (lookup_attribute_spec): Split out...
5228 (decl_attributes): From here.
5229 * tree.h: Declare it.
5231 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5233 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5235 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5237 * tree-inline.c (remap_type_1): Correctly chain variants.
5239 2007-09-22 Richard Guenther <rguenther@suse.de>
5241 PR tree-optimization/33146
5242 * fold-const.c (fold_binary): Use the original tree for negating.
5243 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5244 also changes "sign".
5246 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5249 * except.c (finish_eh_generation): Call commit_edge_insertions if
5250 there are insns queued on the entry edge.
5251 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5254 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5256 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5258 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5260 * config/i386/i386.c: Delete trailing whitespace.
5261 * config/i386/i386.h: Ditto.
5262 * config/i386/bmmintrin.h: Ditto.
5263 * config/i386/sync.md: Ditto.
5264 * config/i386/ppro.md: Ditto.
5265 * config/i386/mmx.md: Ditto.
5266 * config/i386/constraints.md: Ditto.
5267 * config/i386/sse.md: Ditto.
5268 * config/i386/athlon.md: Ditto.
5269 * config/i386/i386.md: Ditto.
5271 2007-09-21 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/33508
5274 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5275 quadratic loop by keeping a bitmap of variables we have
5276 to clobber all subvariables for.
5277 (set_initial_properties): Likewise.
5279 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5281 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5283 2007-09-20 Nigel Stephens <nigel@mips.com>
5284 Chao-ying Fu <fu@mips.com>
5286 * c-decl.c (finish_declspecs): When _Sat is used without
5287 _Fract or _Accum, set the default type to cts_fract.
5288 This avoids a warning of "type defaults to int".
5290 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5292 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5293 bit-fields wider than one bit.
5295 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5298 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5300 * dbxout.c (dbxout_type): Likewise.
5304 * gimplify.c (gimplify_vla_decl): New function.
5305 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5307 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5309 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5311 * doc/invoke.texi (-minterlink-mips16): Document.
5312 * config/mips/mips.opt (minterlink-mips16): New option.
5313 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5316 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5318 * doc/extend.texi (Attribute Syntax): Remove old speculative
5321 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5323 * combine.c: Include cgraph.h.
5324 (setup_incoming_promotions): Rework to allow more aggressive
5325 elimination of sign extensions when all call sites of the
5326 current function are known to lie within the current unit.
5328 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5330 * dse.c (find_shift_sequence): No-op rework of control flow.
5332 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5334 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5335 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5337 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5339 * cfgexpand.c (dump_stack_var_partition): Use the correct
5340 index for the offset.
5342 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5344 * config/mips/sde.h: Switch to GPLv3.
5346 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5348 * tree-sra.c (decide_block_copy): Decide if there are groups.
5350 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5352 * config/m68k/m68k.c (output_move_himode): Remove jump table
5354 config/m68k/m68k.md (lea): Likewise.
5355 * config/m68k/m68k.c (print_operand_address): Use simple pc
5356 relative addressing.
5358 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5360 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5361 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5363 (asm_insn_count): Pass template as second argument to it.
5364 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5365 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5366 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5367 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5368 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5369 (sh_insn_length_adjustment): Pass template as second argument to it.
5370 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5372 * config/bfin/bfin.md (define_asm_attributes): New.
5374 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5376 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5378 * config/bfin/print-sysroot-suffix.sh: New.
5379 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5380 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5381 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5382 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5383 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5384 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5385 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5386 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5387 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5388 (linux-sysroot-suffix.h): New target.
5389 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5390 (mspecld-anomaly): Likewise.
5391 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5392 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5393 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5394 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5395 (bfin_si_revision): Declare.
5396 (bfin_workarounds): Declare.
5397 (WA_SPECULATIVE_LOADS): Define.
5398 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5399 (WA_SPECULATIVE_SYNCS): Define.
5400 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5401 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5402 (LIB_SPEC): Add %s to the linker scripts.
5403 Use proper linker script for bf522, bf525, bf527,
5404 bf538, bf539, bf542, bf544, bf548, and bf549.
5405 * config/bfin/bfin.c (bfin_si_revision): Define.
5406 (bfin_workarounds): Define.
5407 (struct bfin_cpu): New.
5409 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5410 (override_options): Set bfin_workarounds.
5411 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5412 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5413 ENABLE_WA_SPECULATIVE_LOADS.
5414 (bfin_reorg): Likewise.
5415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5416 macros for bf522, bf525, bf527, bf538, bf539,
5417 bf542, bf544, bf548, and bf549.
5418 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5419 Don't define __ID_SHARED_LIB__ when -msep-data.
5420 (TARGET_DEFAULT): Define as 0.
5421 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5422 * doc/invoke.texi (Blackfin Options): Document silicon
5423 revision part of -mcpu option and it now accepts bf522, bf525,
5424 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5426 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5428 * alias.c (memory_modified_1): Deconstify.
5429 (memory_modified_in_insn_p): Don't use const_note_stores.
5430 * rtl.h (const_note_stores): Delete.
5431 * rtlanal.c (const_note_stores): Likewise.
5433 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5435 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5438 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5442 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5443 (addsi_small_int): Likewise.
5444 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5445 (one_cmplsi2): Likewise.
5447 (enter_func): Expand insn using hard_frame_pointer_rtx and
5450 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5451 hard_frame_pointer_rtx instead of using REGNO() check.
5452 Properly sign extend GEN_INT() argument.
5454 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5456 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5458 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5459 alternatives with just jcc.
5460 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5461 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5462 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5463 dbge_hi, dbge_si): Likewise.
5465 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5467 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5468 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5469 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5470 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5471 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5473 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5475 * config/m68k/m68k-devices.def (51qe): New device.
5476 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5477 to all uses of FL_FOR_isa_c for compatibility.
5478 (all_microarchs): Add cfv1 microarchitecture.
5479 (m68k_handle_option): Handle m51qe option.
5480 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5481 (TUNE_CFV1): New macro.
5482 (enum uarch_type): Add ucfv1.
5483 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5485 2007-09-18 Richard Guenther <rguenther@suse.de>
5487 PR tree-optimization/31863
5488 * tree-ssa-structalias.c (create_variable_info_for): Always
5489 free the fieldstack.
5491 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5493 * opts.c (decode_options): Enable vectorization under -O3.
5495 2007-09-18 Richard Guenther <rguenther@suse.de>
5497 PR tree-optimization/33340
5498 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5499 SSA_NAMEs that occur in abnormal PHI nodes.
5501 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5503 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5504 Don't use const_get_call_expr_in.
5505 * tree-gimple.c (const_get_call_expr_in): Delete.
5506 * tree-gimple.h (const_get_call_expr_in): Likewise.
5508 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5510 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5511 not yet have a basic block.
5512 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5514 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5516 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5517 to both ".section"s.
5519 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5521 * config/mips/mips.c (mips_output_mi_thunk): Use
5522 mips_function_ok_for_sibcall and const_call_insn_operand
5523 to determine if a direct sibcall is allowed. Use
5524 mips_classify_symbol to determine a global pointer is needed.
5526 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5528 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5530 2007-09-17 Chao-ying Fu <fu@mips.com>
5531 Nigel Stephens <nigel@mips.com>
5533 * config/fixed-bit.h: New file.
5534 * config/fixed-bit.c: New file.
5535 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5537 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5539 * c-format.h (format_kind_info): Add alloc_char field.
5540 * c-format.c (scanf_flag_specs): Add 'm'.
5541 (scanf_flag_pairs): Add 'a', 'm' pair.
5542 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5543 (format_types_orig): Add alloc_char fields.
5544 (check_format_info_main): Rename aflag to alloc_flag.
5545 Handle fki->alloc_char. modifier after width and before length
5546 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5547 length modifiers as well.
5548 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5551 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5552 returned by build_call_expr.
5554 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5556 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5557 NULL for variable-sized records too.
5558 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5560 2007-09-17 Tom Tromey <tromey@redhat.com>
5562 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5563 (c_builtin_function): Likewise.
5564 (grokdeclarator): Likewise.
5566 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5568 PR rtl-optimization/26449
5569 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5570 (seq_insns_valid_p): Removed.
5572 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5574 * tree-nomudflap.c (gate_mudflap): New static function.
5575 (pass_mudflap_1): Use it as gate function.
5576 (pass_mudflap_2): Likewise.
5578 2007-09-17 Jan Hubicka <jh@suse.cz>
5582 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5584 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5586 PR tree-optimization/33319
5587 * tree-vect-analyze.c (vect_same_range_drs): New.
5588 (vect_vfa_range_equal): New.
5589 (vect_is_duplicate_ddr): Removed.
5590 (vect_mark_for_runtime_alias_test): Do not perform marking when
5591 optimizing for size or max_param for alias checking is zero.
5592 Move the function before vect_analyze_data_ref_dependence.
5593 (vect_analyze_data_ref_dependence): Add call to
5594 vect_mark_for_runtime_alias_test in two cases when dependence
5596 (vect_analyze_data_ref_dependences): Do not call to
5597 vect_mark_for_runtime_alias_test.
5598 (vect_prune_runtime_alias_test_list): New.
5599 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5600 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5601 Update vec_outside_cost.
5602 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5603 (vect_create_cond_for_alias_checks): Build the base address of data
5604 reference from DR_GROUP_FIRST_DR.
5605 (vect_loop_versioning): New.
5606 (vect_transform_loop): Add a call to vect_loop_versioning.
5607 Remove factored out code.
5609 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5612 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5615 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5617 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5618 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5619 Fix the call to insn_rtx_cost. Skip access sizes that require a
5620 real truncation of the store register. Use convert_move instead
5621 of gen_lowpart when narrowing the result.
5622 (replace_read): Use convert_move instead of gen_lowpart when
5623 narrowing the store rhs.
5625 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5627 * config/mips/mips.md (SHORT): Fix long line.
5628 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5629 to QImode and HImode.
5631 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5633 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5635 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5637 * tree-parloops.c: New file.
5638 * tree-ssa-operands.h (free_stmt_operands): Declare.
5639 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5641 * tree-pass.h (pass_parallelize_loops): Declare.
5642 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5644 (build_omp_regions_1): Allow analysing just a single OMP region and
5646 ( build_omp_regions_root, omp_expand_local): New functions.
5647 (build_omp_regions): Add argument to build_omp_regions_1 call.
5648 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5649 autoparallelization is run.
5650 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5651 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5652 pass_parallelize_loops): New.
5653 * common.opt (ftree-parallelize-loops): New.
5654 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5655 parallelize_loops): Declare.
5656 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5657 * Makefile.in (tree-parloops.o): Added.
5658 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5660 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5661 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5662 one extra edge as well.
5663 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5664 Use VEC_free to free doms vector.
5665 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5666 operands. Recompute operand caches in the new function.
5667 (move_sese_region_to_fn): Update loop info.
5668 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5669 * tree-ssa-operands.c (free_stmt_operands): New function.
5671 * doc/passes.texi: Document autoparallelization.
5672 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5674 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5677 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5680 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5682 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5683 the VEC is not NULL.
5684 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5685 get_vectype_for_scalar_type succeeded.
5686 (vectorizable_conversion): Likewise.
5688 2007-09-14 Jan Hubicka <jh@suse.cz>
5690 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5693 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5696 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5697 register when operands[2] equals operands[1].
5698 (remainderxf3): Ditto.
5700 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5701 Nigel Stephens <nigel@mips.com>
5703 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5704 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5705 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
5706 (_Unwind_ForcedUnwind): Likewise.
5707 (_Unwind_Resume): Likewise.
5708 (_Unwind_Resume_or_Rethrow): Likewise.
5709 (_Unwind_Backtrace): Likewise.
5710 (_Unwind_SjLj_RaiseException): Likewise.
5711 (_Unwind_SjLj_ForcedUnwind): Likewise.
5712 (_Unwind_SjLj_Resume): Likewise.
5713 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5714 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5716 (_Unwind_ForcedUnwind): Likewise.
5717 (_Unwind_Resume): Likewise.
5718 (_Unwind_Resume_or_Rethrow): Likewise.
5719 (_Unwind_Backtrace): Likewise.
5720 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5721 (_Unwind_ForcedUnwind): Likewise.
5722 (_Unwind_RaiseException): Likewise.
5723 (_Unwind_Resume): Likewise.
5724 (_Unwind_Resume_or_Rethrow): Likewise.
5726 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5727 nomips16 mode when IN_LIBGCC2 with hard float.
5729 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5731 * config/mips/sdemtk.opt: Update to GPLv3.
5732 * config/mips/sdemtk.h: Likewise.
5734 2007-09-14 Nigel Stephens <nigel@mips.com>
5736 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5737 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5738 for mipsisa32-*-linux*.
5740 2007-09-14 Nigel Stephens <nigel@mips.com>
5741 David Ung <davidu@mips.com>
5742 Thiemo Seufer <ths@mips.com>
5743 Richard Sandiford <richard@codesourcery.com>
5745 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5746 * configure.ac: Add a mipssde threading type.
5747 * configure: Regenerate.
5748 * config/mips/sdemtk.h: New file.
5749 * config/mips/t-sdemtk: Likewise.
5750 * config/mips/sdemtk.opt: Likewise.
5751 * gthr-mipssde.h: Likewise.
5752 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5753 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5754 (MIPS_ICACHE_SYNC): New macro, split from ...
5755 * config/mips/mips.md (clear_cache): ...here.
5756 * config/mips/mips.c (mips_save_reg_p): Check
5757 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5758 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5759 (build_mips16_call_stub): Likewise.
5761 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5763 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5765 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5768 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5769 current_frame_info.n_local_regs. Don't return emitted local regs.
5770 (ia64_compute_frame_size): Improve unwind hack to put
5771 RP, PFS, FP in that order by allowing some of the registers
5772 been already emitted, as long as they are emitted to the
5775 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5777 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5778 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5779 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5781 2007-09-13 Eric Christopher <echristo@apple.com>
5782 Kenneth Zadeck <zadeck@naturalbridge.com>
5784 * dse.c (find_shift_sequence): New function.
5785 (replace_read): Add case to remove read if it requires shift.
5786 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5788 2007-09-13 Tom Tromey <tromey@redhat.com>
5790 * c-common.c (fname_as_string): Update.
5791 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5792 (c_lex_one_token): Update. Add 'parser' argument.
5793 (c_parser_simple_asm_expr): Update.
5794 (c_parser_attributes): Update.
5795 (c_parser_asm_statement): Update.
5796 (c_parser_asm_operands): Update.
5797 (c_parser_peek_token): Update.
5798 (c_parser_peek_2nd_token): Update.
5799 * c-lex.c (c_lex_string_translate): Remove.
5800 (c_lex_return_raw_strings): Likewise.
5801 (c_lex_with_flags): Added 'lex_flags' argument.
5802 (lex_string): Added 'translate' argument.
5803 * c-pragma.h (c_lex_with_flags): Update.
5804 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5805 (C_LEX_STRING_NO_TRANSLATE): New define.
5806 (C_LEX_RAW_STRINGS): Likewise.
5808 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5811 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5812 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5813 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5814 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5815 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5816 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5817 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5818 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5819 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5820 (bdesc_1arg): Add __builtin_bfin_ones.
5821 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5822 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5823 and __builtin_bfin_csqu_fr16.
5824 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5825 (ones): New define_insn.
5826 (ssaddhi3_parts): New define_insn.
5827 (sssubhi3_parts): New define_insn.
5828 (flag_mulhi_parts): New define_insn.
5830 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5832 * common.opt (femit-class-debug-always): Turn off by default.
5834 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5836 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5837 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5839 2007-09-13 James E. Wilson <wilson@specifix.com>
5841 PR tree-optimization/33389
5842 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5843 then set build_loads before returning.
5845 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5846 David Ung <davidu@mips.com>
5848 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5849 {d}addiu and a negative immediate such that it works with MIPS16
5852 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5855 * configure.ac (ld_vers): Support Linux linker.
5856 * configure: Regenerated.
5858 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5859 Sandra Loosemore <sandra@codesourcery.com>
5861 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5862 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5863 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5864 nomips16 into decl attributes.
5865 (TARGET_INSERT_ATTRIBUTES): Override.
5866 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5867 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5868 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5869 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5870 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5871 (mips_use_mips16_mode_p): Reimplement as a function that takes
5872 a decl and considers only decl attributes. If the decl is nested
5873 function, use its parent attributes.
5874 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5875 instead of SYMBOL_REF_MIPS16_FUNC_P.
5876 (mips_set_mips16_mode): Move call to sorry here from old
5877 mips_use_mips16_mode_p.
5878 (mflip_mips16_entry): New structure.
5879 (mflip_mips16_htab): New variable.
5880 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5881 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5882 (mips_merge_decl_attributes): New function.
5883 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5884 Use mips_use_mips16_mode_p.
5885 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5886 SYMBOL_REF_MIPS16_FUNC_P.
5887 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5889 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5891 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5893 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5896 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5898 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5899 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5900 Tony Linthicum <tony.linthicum@amd.com>
5902 * tree.h (function_args_iterator): New type to iterate over
5904 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5905 function arguments providing a pointer to the argument.
5906 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5907 function arguments providing the argument.
5908 (function_args_iter_init): Inline function to initialize
5909 function_args_iterator.
5910 (function_args_iter_cond_ptr): Inline function to return the next
5911 pointer to hold the argument.
5912 (function_args_iter_cond): Inline function to return the next
5914 (function_args_iter_cond_next): Advance the function args iterator.
5915 (stdarg_p): New function, return true if variable argument function.
5916 (prototype_p): New function, return true if function is prototyped.
5917 (function_args_count): New function, count the number of arguments
5920 * tree.c (stdarg_p): New function, return true if variable
5922 (prototype_p): New function, return true if function is prototyped.
5924 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5925 (TARGET_ROUND): New macro for the round/ptest instructions which
5926 are shared between SSE4.1 and SSE5.
5927 (OPTION_MASK_ISA_ROUND): Ditto.
5928 (OPTION_ISA_ROUND): Ditto.
5929 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5930 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5932 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5933 (-mfused-madd): New switch to give users control over whether the
5934 compiler optimizes to use the multiply/add SSE5 instructions.
5936 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5937 m_ATHLON_K8_AMDFAM10, and change all uses.
5938 (enum pta_flags): Add PTA_SSE5.
5939 (ix86_handle_option): Turn off 3dnow if -msse5.
5940 (override_options): Add SSE5 support.
5941 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5943 (ix86_expand_sse_movcc): Add SSE5 support.
5944 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5945 vector type to the next largest size.
5946 (ix86_expand_sse5_pack): New function to use pperm to pack a
5947 vector type to the next smallest size.
5948 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5949 (IX86_BUILTIN_FMADDSD): Ditto.
5950 (IX86_BUILTIN_FMADDPS): Ditto.
5951 (IX86_BUILTIN_FMADDPD): Ditto.
5952 (IX86_BUILTIN_FMSUBSS): Ditto.
5953 (IX86_BUILTIN_FMSUBSD): Ditto.
5954 (IX86_BUILTIN_FMSUBPS): Ditto.
5955 (IX86_BUILTIN_FMSUBPD): Ditto.
5956 (IX86_BUILTIN_FNMADDSS): Ditto.
5957 (IX86_BUILTIN_FNMADDSD): Ditto.
5958 (IX86_BUILTIN_FNMADDPS): Ditto.
5959 (IX86_BUILTIN_FNMADDPD): Ditto.
5960 (IX86_BUILTIN_FNMSUBSS): Ditto.
5961 (IX86_BUILTIN_FNMSUBSD): Ditto.
5962 (IX86_BUILTIN_FNMSUBPS): Ditto.
5963 (IX86_BUILTIN_FNMSUBPD): Ditto.
5964 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5965 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5966 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5967 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5968 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5969 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5970 (IX86_BUILTIN_PPERM): Ditto.
5971 (IX86_BUILTIN_PERMPS): Ditto.
5972 (IX86_BUILTIN_PERMPD): Ditto.
5973 (IX86_BUILTIN_PMACSSWW): Ditto.
5974 (IX86_BUILTIN_PMACSWW): Ditto.
5975 (IX86_BUILTIN_PMACSSWD): Ditto.
5976 (IX86_BUILTIN_PMACSWD): Ditto.
5977 (IX86_BUILTIN_PMACSSDD): Ditto.
5978 (IX86_BUILTIN_PMACSDD): Ditto.
5979 (IX86_BUILTIN_PMACSSDQL): Ditto.
5980 (IX86_BUILTIN_PMACSSDQH): Ditto.
5981 (IX86_BUILTIN_PMACSDQL): Ditto.
5982 (IX86_BUILTIN_PMACSDQH): Ditto.
5983 (IX86_BUILTIN_PMADCSSWD): Ditto.
5984 (IX86_BUILTIN_PMADCSWD): Ditto.
5985 (IX86_BUILTIN_PHADDBW): Ditto.
5986 (IX86_BUILTIN_PHADDBD): Ditto.
5987 (IX86_BUILTIN_PHADDBQ): Ditto.
5988 (IX86_BUILTIN_PHADDWD): Ditto.
5989 (IX86_BUILTIN_PHADDWQ): Ditto.
5990 (IX86_BUILTIN_PHADDDQ): Ditto.
5991 (IX86_BUILTIN_PHADDUBW): Ditto.
5992 (IX86_BUILTIN_PHADDUBD): Ditto.
5993 (IX86_BUILTIN_PHADDUBQ): Ditto.
5994 (IX86_BUILTIN_PHADDUWD): Ditto.
5995 (IX86_BUILTIN_PHADDUWQ): Ditto.
5996 (IX86_BUILTIN_PHADDUDQ): Ditto.
5997 (IX86_BUILTIN_PHSUBBW): Ditto.
5998 (IX86_BUILTIN_PHSUBWD): Ditto.
5999 (IX86_BUILTIN_PHSUBDQ): Ditto.
6000 (IX86_BUILTIN_PROTB): Ditto.
6001 (IX86_BUILTIN_PROTW): Ditto.
6002 (IX86_BUILTIN_PROTD): Ditto.
6003 (IX86_BUILTIN_PROTQ): Ditto.
6004 (IX86_BUILTIN_PROTB_IMM): Ditto.
6005 (IX86_BUILTIN_PROTW_IMM): Ditto.
6006 (IX86_BUILTIN_PROTD_IMM): Ditto.
6007 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6008 (IX86_BUILTIN_PSHLB): Ditto.
6009 (IX86_BUILTIN_PSHLW): Ditto.
6010 (IX86_BUILTIN_PSHLD): Ditto.
6011 (IX86_BUILTIN_PSHLQ): Ditto.
6012 (IX86_BUILTIN_PSHAB): Ditto.
6013 (IX86_BUILTIN_PSHAW): Ditto.
6014 (IX86_BUILTIN_PSHAD): Ditto.
6015 (IX86_BUILTIN_PSHAQ): Ditto.
6016 (IX86_BUILTIN_FRCZSS): Ditto.
6017 (IX86_BUILTIN_FRCZSD): Ditto.
6018 (IX86_BUILTIN_FRCZPS): Ditto.
6019 (IX86_BUILTIN_FRCZPD): Ditto.
6020 (IX86_BUILTIN_CVTPH2PS): Ditto.
6021 (IX86_BUILTIN_CVTPS2PH): Ditto.
6022 (IX86_BUILTIN_COMEQSS): Ditto.
6023 (IX86_BUILTIN_COMNESS): Ditto.
6024 (IX86_BUILTIN_COMLTSS): Ditto.
6025 (IX86_BUILTIN_COMLESS): Ditto.
6026 (IX86_BUILTIN_COMGTSS): Ditto.
6027 (IX86_BUILTIN_COMGESS): Ditto.
6028 (IX86_BUILTIN_COMUEQSS): Ditto.
6029 (IX86_BUILTIN_COMUNESS): Ditto.
6030 (IX86_BUILTIN_COMULTSS): Ditto.
6031 (IX86_BUILTIN_COMULESS): Ditto.
6032 (IX86_BUILTIN_COMUGTSS): Ditto.
6033 (IX86_BUILTIN_COMUGESS): Ditto.
6034 (IX86_BUILTIN_COMORDSS): Ditto.
6035 (IX86_BUILTIN_COMUNORDSS): Ditto.
6036 (IX86_BUILTIN_COMFALSESS): Ditto.
6037 (IX86_BUILTIN_COMTRUESS): Ditto.
6038 (IX86_BUILTIN_COMEQSD): Ditto.
6039 (IX86_BUILTIN_COMNESD): Ditto.
6040 (IX86_BUILTIN_COMLTSD): Ditto.
6041 (IX86_BUILTIN_COMLESD): Ditto.
6042 (IX86_BUILTIN_COMGTSD): Ditto.
6043 (IX86_BUILTIN_COMGESD): Ditto.
6044 (IX86_BUILTIN_COMUEQSD): Ditto.
6045 (IX86_BUILTIN_COMUNESD): Ditto.
6046 (IX86_BUILTIN_COMULTSD): Ditto.
6047 (IX86_BUILTIN_COMULESD): Ditto.
6048 (IX86_BUILTIN_COMUGTSD): Ditto.
6049 (IX86_BUILTIN_COMUGESD): Ditto.
6050 (IX86_BUILTIN_COMORDSD): Ditto.
6051 (IX86_BUILTIN_COMUNORDSD): Ditto.
6052 (IX86_BUILTIN_COMFALSESD): Ditto.
6053 (IX86_BUILTIN_COMTRUESD): Ditto.
6054 (IX86_BUILTIN_COMEQPS): Ditto.
6055 (IX86_BUILTIN_COMNEPS): Ditto.
6056 (IX86_BUILTIN_COMLTPS): Ditto.
6057 (IX86_BUILTIN_COMLEPS): Ditto.
6058 (IX86_BUILTIN_COMGTPS): Ditto.
6059 (IX86_BUILTIN_COMGEPS): Ditto.
6060 (IX86_BUILTIN_COMUEQPS): Ditto.
6061 (IX86_BUILTIN_COMUNEPS): Ditto.
6062 (IX86_BUILTIN_COMULTPS): Ditto.
6063 (IX86_BUILTIN_COMULEPS): Ditto.
6064 (IX86_BUILTIN_COMUGTPS): Ditto.
6065 (IX86_BUILTIN_COMUGEPS): Ditto.
6066 (IX86_BUILTIN_COMORDPS): Ditto.
6067 (IX86_BUILTIN_COMUNORDPS): Ditto.
6068 (IX86_BUILTIN_COMFALSEPS): Ditto.
6069 (IX86_BUILTIN_COMTRUEPS): Ditto.
6070 (IX86_BUILTIN_COMEQPD): Ditto.
6071 (IX86_BUILTIN_COMNEPD): Ditto.
6072 (IX86_BUILTIN_COMLTPD): Ditto.
6073 (IX86_BUILTIN_COMLEPD): Ditto.
6074 (IX86_BUILTIN_COMGTPD): Ditto.
6075 (IX86_BUILTIN_COMGEPD): Ditto.
6076 (IX86_BUILTIN_COMUEQPD): Ditto.
6077 (IX86_BUILTIN_COMUNEPD): Ditto.
6078 (IX86_BUILTIN_COMULTPD): Ditto.
6079 (IX86_BUILTIN_COMULEPD): Ditto.
6080 (IX86_BUILTIN_COMUGTPD): Ditto.
6081 (IX86_BUILTIN_COMUGEPD): Ditto.
6082 (IX86_BUILTIN_COMORDPD): Ditto.
6083 (IX86_BUILTIN_COMUNORDPD): Ditto.
6084 (IX86_BUILTIN_COMFALSEPD): Ditto.
6085 (IX86_BUILTIN_COMTRUEPD): Ditto.
6086 (IX86_BUILTIN_PCOMEQUB): Ditto.
6087 (IX86_BUILTIN_PCOMNEUB): Ditto.
6088 (IX86_BUILTIN_PCOMLTUB): Ditto.
6089 (IX86_BUILTIN_PCOMLEUB): Ditto.
6090 (IX86_BUILTIN_PCOMGTUB): Ditto.
6091 (IX86_BUILTIN_PCOMGEUB): Ditto.
6092 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6093 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6094 (IX86_BUILTIN_PCOMEQUW): Ditto.
6095 (IX86_BUILTIN_PCOMNEUW): Ditto.
6096 (IX86_BUILTIN_PCOMLTUW): Ditto.
6097 (IX86_BUILTIN_PCOMLEUW): Ditto.
6098 (IX86_BUILTIN_PCOMGTUW): Ditto.
6099 (IX86_BUILTIN_PCOMGEUW): Ditto.
6100 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6101 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6102 (IX86_BUILTIN_PCOMEQUD): Ditto.
6103 (IX86_BUILTIN_PCOMNEUD): Ditto.
6104 (IX86_BUILTIN_PCOMLTUD): Ditto.
6105 (IX86_BUILTIN_PCOMLEUD): Ditto.
6106 (IX86_BUILTIN_PCOMGTUD): Ditto.
6107 (IX86_BUILTIN_PCOMGEUD): Ditto.
6108 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6109 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6110 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6111 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6112 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6113 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6114 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6115 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6116 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6117 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6118 (IX86_BUILTIN_PCOMEQB): Ditto.
6119 (IX86_BUILTIN_PCOMNEB): Ditto.
6120 (IX86_BUILTIN_PCOMLTB): Ditto.
6121 (IX86_BUILTIN_PCOMLEB): Ditto.
6122 (IX86_BUILTIN_PCOMGTB): Ditto.
6123 (IX86_BUILTIN_PCOMGEB): Ditto.
6124 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6125 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6126 (IX86_BUILTIN_PCOMEQW): Ditto.
6127 (IX86_BUILTIN_PCOMNEW): Ditto.
6128 (IX86_BUILTIN_PCOMLTW): Ditto.
6129 (IX86_BUILTIN_PCOMLEW): Ditto.
6130 (IX86_BUILTIN_PCOMGTW): Ditto.
6131 (IX86_BUILTIN_PCOMGEW): Ditto.
6132 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6133 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6134 (IX86_BUILTIN_PCOMEQD): Ditto.
6135 (IX86_BUILTIN_PCOMNED): Ditto.
6136 (IX86_BUILTIN_PCOMLTD): Ditto.
6137 (IX86_BUILTIN_PCOMLED): Ditto.
6138 (IX86_BUILTIN_PCOMGTD): Ditto.
6139 (IX86_BUILTIN_PCOMGED): Ditto.
6140 (IX86_BUILTIN_PCOMFALSED): Ditto.
6141 (IX86_BUILTIN_PCOMTRUED): Ditto.
6142 (IX86_BUILTIN_PCOMEQQ): Ditto.
6143 (IX86_BUILTIN_PCOMNEQ): Ditto.
6144 (IX86_BUILTIN_PCOMLTQ): Ditto.
6145 (IX86_BUILTIN_PCOMLEQ): Ditto.
6146 (IX86_BUILTIN_PCOMGTQ): Ditto.
6147 (IX86_BUILTIN_PCOMGEQ): Ditto.
6148 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6149 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6150 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6151 OPTION_MASK_ISA_ROUND for instructions that are shared between
6153 (bdesc_2arg): Ditto.
6154 (bdesc_sse_3arg): Ditto.
6155 (enum multi_arg_type): New enum for describing the various SSE5
6156 intrinsic argument types.
6157 (bdesc_multi_arg): New table for SSE5 intrinsics.
6158 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6159 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6161 (ix86_expand_builtin): Add SSE5 intrinsic support.
6162 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6163 operand instructions.
6164 (ix86_expand_sse5_multiple_memory): New function to split the
6165 second memory reference from SSE5 instructions.
6166 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6167 (ix86_return_pops_args): Use stdarg_p to determine if the function
6168 has variable arguments.
6169 (ix86_setup_incoming_varargs): Ditto.
6170 (x86_this_parameter): Ditto.
6172 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6174 (ix86_expand_sse5_pack): Ditto.
6175 (ix86_sse5_valid_op_p): Ditto.
6176 (ix86_expand_sse5_multiple_memory): Ditto.
6178 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6179 constant for SSE5 support.
6180 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6181 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6182 (UNSPEC_SSE5_PERMUTE): Ditto.
6183 (UNSPEC_SSE5_ASHIFT): Ditto.
6184 (UNSPEC_SSE5_LSHIFT): Ditto.
6185 (UNSPEC_FRCZ): Ditto.
6186 (UNSPEC_CVTPH2PS): Ditto.
6187 (UNSPEC_CVTPS2PH): Ditto.
6188 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6190 (COM_FALSE_S): Ditto.
6191 (COM_FALSE_P): Ditto.
6192 (COM_TRUE_S): Ditto.
6193 (COM_TRUE_P): Ditto.
6194 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6195 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6197 (memory attribute): Ditto.
6198 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6199 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6200 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6201 (floor<mode>2): Ditto.
6202 (ceil<mode>2): Ditto.
6203 (btrunc<mode>2): Ditto.
6204 (nearbyintdf2): Ditto.
6205 (nearbyintsf2): Ditto.
6206 (sse_setccsf): Disable if SSE5.
6207 (sse_setccdf): Ditto.
6208 (sse5_setcc<mode>): New support for SSE5 conditional move.
6209 (sse5_pcmov_<mode>): Ditto.
6211 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6213 (SSEMODEF2P): Ditto.
6214 (ssemodesuffixf4): New mode attribute for SSE5.
6215 (ssemodesuffixf2s): Ditto.
6216 (ssemodesuffixf2c): Ditto.
6217 (sserotatemax): Ditto.
6218 (ssescalarmode): Ditto.
6219 (sse_maskcmpv4sf3): Disable if SSE5.
6220 (sse_maskcmpv2df3): Ditto.
6221 (sse_vmmaskcmpv4sf3): Ditto.
6222 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6224 (sse5_vmfmadd<mode>4): Ditto.
6225 (sse5_fmsub<mode>4): Ditto.
6226 (sse5_vmfmsub<mode>4): Ditto.
6227 (sse5_fnmadd<mode>4): Ditto.
6228 (sse5_vmfnmadd<mode>4): Ditto.
6229 (sse5_fnmsub<mode>4): Ditto.
6230 (sse5_vmfnmsub<mode>4): Ditto.
6231 (sse5i_fmadd<mode>4): Ditto.
6232 (sse5i_fmsub<mode>4): Ditto.
6233 (sse5i_fnmadd<mode>4): Ditto.
6234 (sse5i_fnmsub<mode>4): Ditto.
6235 (sse5i_vmfmadd<mode>4): Ditto.
6236 (sse5i_vmfmsub<mode>4): Ditto.
6237 (sse5i_vmfnmadd<mode>4): Ditto.
6238 (sse5i_vmfnmsub<mode>4): Ditto.
6239 (mulv16qi3): Add SSE5 support.
6241 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6242 (sse2_mulv4si3): Disable if SSE5.
6243 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6244 (sse4_1_roundps): Ditto.
6245 (sse4_1_roundsd): Ditto.
6246 (sse4_1_roundss): Ditto.
6247 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6249 (sse_maskcmpsf3): Ditto.
6250 (sse_vmmaskcmpv4sf3): Ditto.
6251 (sse2_maskcmpv2df3): Ditto.
6252 (sse2_maskcmpdf3): Ditto.
6253 (sse2_vmmaskcmpv2df3): Ditto.
6254 (sse2_eq<mode>3): Ditto.
6255 (sse2_gt<mode>3): Ditto.
6256 (sse5_pcmov_<mode>): Add SSE5 support.
6257 (vec_unpacku_hi_v16qi): Ditto.
6258 (vec_unpacks_hi_v16qi): Ditto.
6259 (vec_unpacku_lo_v16qi): Ditto.
6260 (vec_unpacks_lo_v16qi): Ditto.
6261 (vec_unpacku_hi_v8hi): Ditto.
6262 (vec_unpacks_hi_v8hi): Ditto.
6263 (vec_unpacku_lo_v8hi): Ditto.
6264 (vec_unpacks_lo_v8hi): Ditto.
6265 (vec_unpacku_hi_v4si): Ditto.
6266 (vec_unpacks_hi_v4si): Ditto.
6267 (vec_unpacku_lo_v4si): Ditto.
6268 (vec_unpacks_lo_v4si): Ditto.
6269 (sse5_pmacsww): New SSE5 intrinsic insn.
6270 (sse5_pmacssww): Ditto.
6271 (sse5_pmacsdd): Ditto.
6272 (sse5_pmacssdd): Ditto.
6273 (sse5_pmacssdql): Ditto.
6274 (sse5_pmacssdqh): Ditto.
6275 (sse5_pmacsdqh): Ditto.
6276 (sse5_pmacsswd): Ditto.
6277 (sse5_pmacswd): Ditto.
6278 (sse5_pmadcsswd): Ditto.
6279 (sse5_pmadcswd): Ditto.
6280 (sse5_pcmov_<move>): Conditional move support on SSE5.
6281 (sse5_phaddbw): New SSE5 intrinsic insn.
6282 (sse5_phaddbd): Ditto.
6283 (sse5_phaddbq): Ditto.
6284 (sse5_phaddwd): Ditto.
6285 (sse5_phaddwq): Ditto.
6286 (sse5_phadddq): Ditto.
6287 (sse5_phaddubw): Ditto.
6288 (sse5_phaddubd): Ditto.
6289 (sse5_phaddubq): Ditto.
6290 (sse5_phadduwd): Ditto.
6291 (sse5_phadduwq): Ditto.
6292 (sse5_phaddudq): Ditto.
6293 (sse5_phsubbw): Ditto.
6294 (sse5_phsubwd): Ditto.
6295 (sse5_phsubdq): Ditto.
6296 (sse5_pperm): Ditto.
6297 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6298 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6299 (sse5_pperm_sign_v8hi_v4si): Ditto.
6300 (sse5_pperm_zero_v8hi_v4si): Ditto.
6301 (sse5_pperm_sign_v4si_v2di): Ditto.
6302 (sse5_pperm_sign_v4si_v2di): Ditto.
6303 (sse5_pperm_pack_v2di_v4si): Ditto.
6304 (sse5_pperm_pack_v4si_v8hi): Ditto.
6305 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6306 (sse5_perm<mode>): New SSE5 intrinsic insn.
6307 (rotl<mode>3): Ditto.
6308 (sse5_rotl<mode>3): Ditto.
6309 (sse5_ashl<mode>3): Ditto.
6310 (sse5_lshl<mode>3): Ditto.
6311 (sse5_frcz<mode>2): Ditto.
6312 (sse5s_frcz<mode>2): Ditto.
6313 (sse5_cvtph2ps): Ditto.
6314 (sse5_cvtps2ph): Ditto.
6315 (sse5_vmmaskcmp<mode>3): Ditto.
6316 (sse5_com_tf<mode>3): Ditto.
6317 (sse5_maskcmp<mode>3): Ditto.
6318 (sse5_maskcmp_uns<mode>3): Ditto.
6319 (sse5_maskcmp_uns2<mode>3): Ditto.
6320 (sse5_pcom_tf<mode>3): Ditto.
6322 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6324 (sse5_comparison_float_operator): New predicate to match the
6325 comparison operators supported by the SSE5 com instruction.
6326 (ix86_comparison_int_operator): New predicate to match just the
6327 signed int comparisons.
6328 (ix86_comparison_uns_operator): New predicate to match just the
6329 unsigned int comparisons.
6331 * doc/invoke.texi (-msse5): Add documentation.
6332 (-mfused-madd): Ditto.
6334 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6336 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6338 (x86_64-*-*): Ditto.
6340 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6342 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6343 intrinisics for SSE5.
6345 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6348 * config/i386/mmintrin-common.h: New file, to contain common
6349 instructions between SSE4.1 and SSE5.
6351 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6352 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6353 (gen_regparm_prefix): Ditto.
6355 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6356 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6357 prototype_p to determine if a function is prototyped.
6359 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6361 * config/dfp-bit.c (dfp_conversion_exception): New function.
6362 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6363 (DFP_TO_INT): Ditto.
6364 (INT_TO_DFP): Ditto.
6365 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6367 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6370 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6371 before sp restoration even when total_size is 0, but
6372 frame_pointer_needed.
6374 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6376 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6377 (xtensa_copy_incoming_a7): Use start_sequence instead of
6378 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6379 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6380 of the saveregs sequence.
6382 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6384 * c-tree.h (grokfield): Add a "tree *" argument.
6385 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6386 Chain nested decl attributes to it. Don't call decl_attributes here.
6387 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6388 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6389 (grokfield): Take a pointer to the decl's attributes and pass
6390 it to grokdeclarator.
6391 * c-parser.c (c_parser_struct_declaration): Update the calls to
6392 grokfield. Call decl_attributes for anonymous struct and union
6395 2007-09-12 Jan Hubicka <jh@suse.cz>
6397 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6399 2007-09-12 Ira Rosen <irar@il.ibm.com>
6401 PR tree-optimization/32377
6402 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6403 between positive and negative dependence distance using DDR_REVERSED_P.
6405 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6407 PR tree-optimization/33373
6408 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6409 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6411 2007-09-12 Jan Hubicka <jh@suse.cz>
6414 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6415 Disable for !SSE_MATH
6417 2007-09-12 Christian Bruel <christian.bruel@st.com>
6419 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6420 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6422 2007-09-12 Ira Rosen <irar@il.ibm.com>
6424 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6425 for oprnd1 if not required.
6426 (vectorizable_operation): Use scalar operand in SLP in case of
6427 shift with scalar argument.
6429 2007-09-12 Ira Rosen <irar@il.ibm.com>
6431 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6434 2007-09-11 James E. Wilson <wilson@specifix.com>
6436 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6437 TARGET_UNWIND_INFO is defined.
6438 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6441 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6443 * config/sh/sh.c (calc_live_regs): Use
6444 current_function_saves_all_registers instead of
6445 current_function_has_nonlocal_label.
6446 (sh_allocate_initial_value): Likewise.
6447 (sh_get_pr_initial_val): Likewise.
6448 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6449 * config/sh/sh.md (load_ra): Likewise.
6451 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6453 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6456 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6457 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6459 2007-09-12 Sa Liu <saliu@de.ibm.com>
6461 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6462 operands to DFmode GE or LE compares.
6464 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6466 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6467 REG_CLASS_NAMES): Add P0REGS.
6468 (REGNO_REG_CLASS): Return it where appropriate.
6469 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6470 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6471 * doc/md.texi (Blackfin family): Document 'q' constraints.
6473 2007-09-11 Steve Kenton <skenton@ou.edu>
6475 * pa/linux-unwind.h: Guard with inhibit_libc.
6476 * pa/hpux-unwind.h: Likewise.
6478 2007-09-11 David Daney <ddaney@avtrex.com>
6480 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6481 * doc/install.texi: Document new --with-llsc and --without-llsc
6483 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6484 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6485 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6487 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6488 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6489 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6490 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6491 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6492 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6493 * config/mips/mips.opt (mllsc): New option.
6494 * config/mips/mips.c (mips_llsc): Define variable.
6495 (mips_handle_option): Handle mllsc option.
6496 (override_options): Set mips_print_operand_punct for '|' and '-'.
6497 (print_operand): Add new %| and %- operand codes.
6498 * config/mips/mips.h (mips_llsc_setting): New enum type.
6499 (mips_llsc): Declare.
6500 (OPTION_DEFAULT_SPECS): Add llsc handling.
6501 (GENERATE_SYNC): New macro.
6502 (GENERATE_LL_SC): New macro.
6503 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6504 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6505 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6506 in %| and %- operand codes.
6508 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6510 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6511 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6513 2007-09-11 Jason Merrill <jason@redhat.com>
6516 * stor-layout.c (layout_decl): Do pack variable size fields.
6518 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6520 * config/m68k/predicates.md (movsi_const0_operand,
6521 non_symbolic_call_operand): New predicates.
6523 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6525 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6526 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6527 CW, CZ, CS, Ap and Ac.
6529 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6530 (constraints.md): New include.
6531 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6532 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6533 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6535 (pushdi): Add split.
6536 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6537 attributes. Split tstsi_internal_68020_cf from it.
6538 (tstsi_internal_68020_cf): New pattern.
6539 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6540 (tst<mode>_cf): Specify attributea.
6541 (cmpsi_cf): Name pattern. Specify attributes.
6542 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6543 (pushexthisi_const): Fix to use alternatives. Specify
6545 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6546 from it. Fix to use alternatives. Specify attributes.
6547 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6548 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6550 (movsf_cf_soft): Specify attributes.
6551 (movdf_cf_soft): Add split.
6552 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6553 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6554 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6555 (truncdfsf2_68881): Name pattern. Specify attributes.
6556 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6557 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6558 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6560 (addsi3_5200): Fix to use alternatives. Specify attributes.
6562 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6563 (subsi3): Add alternative for subq.l. Specify attributes.
6564 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6565 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6567 (umulhisi3): Specify attributes.
6568 (mulhisisi3_z): Name pattern. Specify attributes.
6569 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6570 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6571 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6572 bsetmemqi): Specify attributes.
6573 (bsetmemqi_ext): Name pattern. Specify attributes.
6574 (bclrmemqi): Specify attributes.
6575 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6576 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6578 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6579 pattern. Specify attributes.
6580 (jump): Specify attributes.
6581 (tablejump_internal): Name pattern. Specify attributes.
6582 (call_value): Split into non_symbolic_call_value,
6583 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6584 alternatives. Specify attributes.
6585 (non_symbolic_call_value, symbolic_call_value_jsr,
6586 symbolic_call_value_bsr): New patterns.
6587 (nop, return, unlink, indirect_jump): Specify attributes.
6588 (trap): Fix condition. Specify attributes.
6591 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6592 (override_options): Initialize it. Initialize m68k_sched_cpu.
6593 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6594 (const_method): Make global, rename to m68k_const_method.
6595 (const_int_cost, output_move_const_into_data_reg): Update.
6596 (output_move_double): Parametrize to emit rtl code, rename to
6598 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6599 emit_movsi): New static functions.
6600 (output_move_double): New function with semantics of old
6602 (m68k_emit_move_double): New function.
6603 (m68k_sched_cpu): New variable.
6604 (attr_op_type): New enum.
6605 (sched_guess_p): New variable.
6606 (sched_address_type, sched_operand_type, sched_attr_op_type):
6607 New static functions.
6608 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6609 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6610 (sched_branch_type): New static variable.
6611 (m68k_sched_branch_type): New function.
6612 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6613 (m68k_symbolic_call_var): Declare.
6614 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6615 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6616 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6617 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6620 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6622 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6623 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6624 error if __builtin_va_arg_pack_len () wasn't optimized out during
6626 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6627 with the number of inline's anonymous arguments.
6628 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6630 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6632 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6634 2007-09-11 Jan Hubicka <jh@suse.cz>
6636 * config/i386/i386.h (ix86_tune_indices): Add
6637 X86_TUNE_INTER_UNIT_CONVERSIONS.
6638 (TARGET_INTER_UNIT_CONVERSIONS): New.
6639 * config/i386/i386.md (floatsi expanders): Remove redundant check
6640 for SImode source; offload to memory when asked for.
6641 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6642 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6644 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6645 floatsidf2_mixed_memory, floatsidf2_sse_memory
6646 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6647 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6649 2007-09-11 Jan Hubicka <jh@suse.cz>
6651 * toplev.c (process_options): all frontends now do unit-at-a-time.
6652 * cgraphunit.c: update comments.
6653 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6654 * c-decl.c (finish_function): use cgraph_add_new_function.
6655 * function.c (expand_function_end): We are always unit-at-a-time.
6657 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6659 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6660 settings for MIPS16.
6661 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6663 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6665 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6666 SYMBOL_FORCE_TO_MEM constants.
6667 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6668 (mips16_rewrite_pool_refs_info): New structure.
6669 (mips16_rewrite_pool_constant): New function, split out from...
6670 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6671 mips16_rewrite_pool_refs_info structure rather than a pointer
6672 to a constant pool. Force force_to_mem_operands into memory.
6673 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6674 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6675 * config/mips/constraints.md (kf): New constraint.
6676 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6677 (*movsi_mips16): Likewise.
6679 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6680 Nigel Stephens <nigel@mips.com>
6681 David Ung <davidu@mips.com>
6683 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6684 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6685 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6686 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6687 (mips_zero_extend_cost): New functions.
6688 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6689 Use the new functions. Tweak many cost estimates, both here
6690 and in the new subroutines. Return false when the cost of the
6691 operands has not been calculated. Check for *clear_upper32.
6692 Check for floating-point multiply-add, reciprocal and rsqrt
6693 patterns. Handle comparison and rotation codes.
6695 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6697 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6699 * config/i386/i386.c (get_dllimport_decl): Don't strip
6702 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6705 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6706 declarations to top.
6707 (DFP_TO_BFP): Use for either XFmode or TFmode.
6708 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6710 * config/dfp-bit.h: Include float.h.
6711 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6712 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6713 which doesn't mean the same thing.
6714 (BFP_KIND): Use 4 to mean TFmode.
6715 (BFP_FMT): Specify the number of decimal digits based on the
6716 number of mantissa digits.
6717 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6718 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6719 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6720 (TFtype): Define if TFmode is supported.
6721 * doc/libgcc.texi (Decimal float library routines): Document
6722 TF conversion functions.
6724 2007-09-10 Chao-ying Fu <fu@mips.com>
6726 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6727 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6728 (mips_emit_compare): Process fixed-point modes.
6729 (mips_pad_arg_upward): Support fixed-point types.
6730 (override_options): Allow fixed-point modes in accumulators.
6731 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6732 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6733 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6734 (mips_scalar_mode_supported_p): New function to accept fixed-point
6735 modes if the width is not greater than two BITS_PER_WORD.
6736 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6737 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6738 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6739 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6740 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6742 ("IMODE"): New mode attribute.
6743 (mips-fixed.md): Include.
6744 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6746 * config/mips/mips-fixed.md: New file.
6748 2007-09-11 Ben Elliston <bje@au.ibm.com>
6750 * config/spu/spu.md: Formatting fixes.
6752 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6754 * config/dfp-bit.c (dfp_unary_func): Delete.
6755 (dfp_unary_op): Delete.
6756 (dfp_binary_op): Use decFloat functions instead of decNumber
6757 functions for binary operations.
6758 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6759 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6761 (dfp_compare_op): Use decFloat functions insteadof decNumber
6762 functions for comparisons.
6763 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6764 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6766 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6767 call to dxx_binary_op and decFloat function.
6768 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6769 calls to dxx_binary_op and decFloat function.
6770 * config/dfp-bit.h: Include decFloat header files.
6771 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6772 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6773 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6774 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6776 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6777 Jan Sjodin <jan.sjodin@amd.com>
6779 * tree-vect-analyze.c (vect_analyze_operations): Change
6780 comparison of loop iterations with threshold to less than
6781 or equal to instead of less than. Reduce
6782 min_scalar_loop_bound by one.
6783 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6784 Change prologue and epilogue iterations estimate to vf/2,
6785 when unknown at compile-time. Change versioning guard
6786 cost to taken_branch_cost. If peeling for alignment is
6787 unknown at compile-time, change peel guard costs to one
6788 taken branch and one not-taken branch per peeled loop.
6789 If peeling for alignment is known but number of scalar loop
6790 iterations is unknown at compile-time, change peel guard
6791 costs to one taken branch per peeled loop. Change the cost
6792 model equation to consider vector iterations as the loop
6793 iterations less the prologue and epilogue iterations.
6794 Change outside vector cost check to less than or equal to
6795 zero instead of equal to zero.
6796 (vect_do_peeling_for_loop_bound): Reduce
6797 min_scalar_loop_bound by one.
6798 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6799 TARG_COND_NOT_TAKEN_BRANCH_COST.
6800 * config/i386/i386.h (processor_costs): Add
6801 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6802 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6803 vec_align_load_cost, vect_unalign_load_cost,
6804 vec_store_cost, cond_taken_branch_cost,
6805 cond_not_taken_branch_cost.
6806 Define macros for x86 costs.
6807 * config/i386/i386.c:
6808 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6809 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6810 scalar_to_vec_cost, vec_align_load_cost,
6811 vect_unalign_load_cost, vec_store_cost,
6812 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6813 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6814 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6815 core2_cost, generic64_cost, generic32_cost): Set to default
6817 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6818 (x86_builtin_vectorization_cost): New.
6820 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6821 Ben Elliston <bje@au.ibm.com>
6823 * dfp.c: Include decimal128Local.h;
6824 (dfp_byte_swap): Remove.
6825 (encode_decimal32, decode_decimal32): Don't handle endianness.
6826 (encode_decimal64, decode_decimal64): Ditto.
6827 (encode_decimal128, decode_decimal128): Ditto.
6828 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6830 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6832 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6833 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6835 2007-09-10 David Daney <ddaney@avtrex.com>
6837 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6839 (memory_barrier): Rewrote as an insn that clobbers memory.
6841 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6843 * config/mips/mips.c (mips_global_pointer): Check
6844 call_really_used_regs instead of call_used_regs.
6845 (mips_save_reg_p): Likewise. Save all call-saved registers
6846 if current_function_saves_all_registers. Fix indentation.
6847 No longer treat $18 as a special case.
6848 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6850 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6852 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6853 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6854 the introductory comment.
6855 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6856 (override_options): Don't test for it.
6857 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6858 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6859 * config/mips/vr.h: As for config/mips/sde.h.
6861 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6862 Revital Eres <eres@il.ibm.com>
6864 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6865 (struct ddg): Define.
6866 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6867 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6868 * config/spu/spu.c: Include ddg.h.
6869 (TARGET_SCHED_SMS_RES_MII): Define.
6870 (spu_sms_res_mii): New function to calculate mii.
6871 * modulo-sched (res_MII): Use it.
6872 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6874 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6876 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6877 pool entries since they might hold values that must not be shared.
6879 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6882 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6883 Use 'N' operand constraint for op2.
6884 (lshr<mode>3): Ditto.
6885 (ashl<mode>3): Ditto.
6886 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6887 (vec_shr_<mode>): Ditto.
6888 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6889 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6891 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6893 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6894 Change mode macro in the last real_2expN parameter to uppercase.
6896 2007-09-10 Michael Matz <matz@suse.de>
6898 * tree-pass.h (pass_cselim): Declare new pass.
6899 * passes.c (init_optimization_passes): Link in pass_cselim.
6900 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6901 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6902 cond_store_replacement.
6903 (condstoretemp): New static variable.
6904 (cond_store_replacement): New function.
6905 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6906 tree_ssa_phiopt_worker.
6907 (struct name_to_bb): New.
6908 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6909 nt_init_block, nt_fini_block): New static functions.
6910 (seen_ssa_names, nontrap_set): New static variables.
6911 (gate_cselim, pass_cselim): Define new pass.
6912 * common.opt (ftree-cselim): New flag.
6913 * toplev.c (process_options): Set flag_tree_cselim if required.
6915 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6917 * simplify-rtx.c (simplify_relational_operation_1): For recent
6918 canonicalization, don't recurse if op1 equals both PLUS arguments.
6920 2007-09-09 David Daney <ddaney@avtrex.com>
6922 * optabs.c (expand_sync_operation): Use plus insn if minus
6924 (expand_sync_fetch_operation): Ditto.
6926 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6928 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6930 (*floatsisf2_sse_vector): Likewise.
6932 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6934 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6936 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6938 * config/i386/i386.h (ix86_tune_indices): Rename
6939 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6940 (TARGET_USE_VECTOR_CONVERTS): Updated.
6941 * config/i386/i386.c: Likewise.
6943 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6944 Nigel Stephens <nigel@mips.com>
6946 * doc/invoke.texi (Overall Options): Add .sx file extension
6947 as a synonym for .S.
6948 * cppspec.c (known_suffixes): Likewise.
6949 * gcc.c (default_compilers): Likewise.
6951 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6954 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6955 * simplify-rtx.c (simplify_relational_operation_1): Add the
6956 canonicalization from i386.h.
6957 * doc/md.texi (Canonicalization of Instructions): Document it.
6959 2007-09-09 Jan Hubicka <jh@suse.cz>
6960 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6962 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6963 (TARGET_USE_VECTOR_CONVERTS): New.
6964 * config/i386/i386.md: New post-reload splitters for converting
6965 SF to DF and DF to SF.
6966 (floatsi* expander): Special case vector conversions.
6967 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6968 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6969 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6970 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6971 Disable when doing vector converts.
6972 (floatsi<mode>2_i387): Disable when
6973 * config/i386/sse.md (vec_dupv2df): Export.
6974 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
6976 2007-09-09 Richard Guenther <rguenther@suse.de>
6978 * tree-ssa-operands.c (add_virtual_operand): Only mark
6979 stores as has_volatile_ops if alias information is not available.
6981 2007-09-09 Revital Eres <eres@il.ibm.com>
6983 * doc/contrib.texi: Add myself.
6985 2007-09-09 Ira Rosen <irar@il.ibm.com>
6987 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6988 stmt_vinfo_set_outside_of_loop_cost): New functions.
6989 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6990 (vect_model_simple_cost): Call
6991 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6992 field instead of calling vect_get_cost_fields.
6993 (vect_model_store_cost, vect_model_load_cost): Likewise.
6995 2007-09-09 Revital Eres <eres@il.ibm.com>
6997 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6998 declaration to bdesc_paired_preds variable.
6999 (paired_expand_builtin): Likewise.
7001 2007-09-09 Revital Eres <eres@il.ibm.com>
7003 * dbgcnt.def (sms_sched_loop): New counter.
7004 * modulo-sched.c: Use sms_sched_loop instead of
7005 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7006 perform swing modulo scheduling on. Include dbgcnt.h.
7007 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7008 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7010 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7012 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7013 Substitute all uses with ...
7014 (MODEF): New mode iterator.
7016 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7017 from pre-regalloc define_insn_and_split splitter pattern.
7018 (*fix_trunc<mode>_i387_1): Ditto.
7019 (*fistdi2_1): Ditto.
7020 (*fist<mode>2_1): Ditto.
7021 (frndintxf2_floor): Ditto.
7022 (*fist<mode>2_floor_1): Ditto.
7023 (frndintxf2_ceil): Ditto.
7024 (*fist<mode>2_ceil_1): Ditto.
7025 (frndintxf2_trunc): Ditto.
7026 (frndintxf2_mask_pm): Ditto.
7028 (prologue): Use (const_int 0) as never generated filler insn.
7030 (sibcall_epilogue): Ditto.
7031 (eh_return_si): Ditto.
7032 (eh_return_di): Ditto.
7034 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7035 using MODEF mode iterator.
7036 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7037 using MODEF mode iterator.
7038 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7039 using MODEF mode iterator.
7040 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7041 Macroize expander using MODEF mode iterator.
7043 (zero_extendsidi2): Remove operand constraints from expander.
7044 (smuldi3_highpart): Ditto.
7045 (indirect_jump): Ditto.
7048 * config/i386/sse.md (storentv4sf): Ditto.
7049 (storentv2df): Ditto.
7050 (storentv2di): Ditto.
7052 (sse2_cvtpd2ps): Ditto.
7053 (vec_interleave_highv16qi): Ditto.
7054 (vec_interleave_lowv16qi): Ditto.
7055 (vec_interleave_highv8hi): Ditto.
7056 (vec_interleave_lowv8hi): Ditto.
7057 (vec_interleave_highv4si): Ditto.
7058 (vec_interleave_lowv4si): Ditto.
7059 (vec_interleave_highv2di): Ditto.
7060 (vec_interleave_lowv2di): Ditto.
7061 (sse2_maskmovdqu): Ditto.
7062 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7064 2007-09-09 Ira Rosen <irar@il.ibm.com>
7066 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7067 (struct _slp_tree, struct _slp_instance): Define new data structures
7068 along macros for their access.
7069 (struct _loop_vec_info): Define new fields: strided_stores,
7070 slp_instances, and slp_unrolling_factor along macros for their access.
7071 (enum slp_vect_type): New.
7072 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7074 (STMT_VINFO_STRIDED_ACCESS): New macro.
7075 (vect_free_slp_tree): Declare.
7076 (vectorizable_load): Add an argument of type slp_tree.
7077 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7078 vectorizable_assignment): Likewise.
7079 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7080 Declare (make extern).
7081 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7082 (new_loop_vec_info): Likewise.
7083 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7084 * tree-vect-analyze.c: Include recog.h.
7085 (vect_update_slp_costs_according_to_vf): New.
7086 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7087 functions. For not pure SLP stmts with strided access check that the
7088 group size is power of 2. Update the vectorization factor according to
7089 SLP. Call vect_update_slp_costs_according_to_vf.
7090 (vect_analyze_group_access): New.
7091 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7092 (vect_free_slp_tree): New functions.
7093 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7094 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7095 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7096 vect_detect_hybrid_slp): Likewise.
7097 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7098 and vect_detect_hybrid_slp.
7099 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7100 SLP costs into account.
7101 (vect_get_cost_fields): New function.
7102 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7104 (vect_model_store_cost, vect_model_load_cost): Likewise.
7105 (vect_get_constant_vectors): New function.
7106 (vect_get_slp_vect_defs, vect_get_slp_defs,
7107 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7108 vect_get_vec_defs): Likewise.
7109 (vectorizable_reduction): Don't handle SLP for now.
7110 (vectorizable_call): Don't handle SLP for now. Add argument to
7111 vect_model_simple_cost.
7112 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7113 get SLPed and vectorized defs). Fix indentation and spacing.
7114 (vectorizable_assignment): Handle SLP.
7115 (vectorizable_induction): Don't handle SLP for now.
7116 (vectorizable_operation): Likewise.
7117 (vectorizable_type_demotion): Add argument to
7118 vect_model_simple_cost.
7119 (vectorizable_type_promotion): Likewise.
7120 (vectorizable_store, vectorizable_load): Handle SLP.
7121 (vectorizable_condition): Don't handle SLP for now.
7122 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7123 no SLP transformation required for unsupported cases. Add SLP
7124 argument for supported cases.
7125 (vect_remove_stores): New function.
7126 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7127 (vect_transform_loop): Schedule SLP instances.
7128 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7130 2007-09-09 Andrew Haley <aph@redhat.com>
7132 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7135 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7137 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7138 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7139 Similar for what label_refs can go in the JUMP_TARGET field. Split
7140 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7141 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7142 REG_LABEL when replacing an operand with a LABEL_REF for a
7144 (subst_reloads): When replacing a LABEL_REG with a register,
7145 instead of generating a REG_LABEL note, assert that there already
7146 is one or that the label is a known target for the insn.
7147 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7148 note, check the JUMP_LABEL field. Remove "else" after return.
7149 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7150 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7151 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7152 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7153 insns. Iterate over all notes; don't assume there's only one.
7154 * cse.c (recorded_label_ref): Adjust comment to refer to
7156 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7157 insns, not just NONJUMP_INSN_P.
7158 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7159 isn't a jump target.
7160 * jump.c (rebuild_jump_labels): Adjust head comment.
7161 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7162 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7163 (mark_all_labels): For JUMP_P insns without a target, check if the
7164 the target is noted on the previous nonjump insn.
7165 (mark_jump_label_1): New function, guts from mark_jump_label.
7166 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7167 marking jump target labels.
7168 <case LABEL_REF>: Adjust for whether to generate a
7169 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7170 For 'E' format rtl, iterate in descending element order.
7171 (delete_related_insns): Handle both REG_LABEL_TARGET and
7172 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7173 reference count, delete and fallthrough. Move finding-next-
7174 non-deleted insn last in the function. Look at all INSN_P insns
7175 for REG_LABEL_OPERAND notes.
7176 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7178 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7179 JUMP_LABEL, output the INSN_UID of it.
7180 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7181 and/or REG_LABEL_TARGET.
7182 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7183 with jump.c copy by only adding notes for labels actually
7184 referenced in the insn.
7185 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7186 usage count increment; handle all INSN_P trial insns.
7187 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7189 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7190 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7191 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7193 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7194 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7195 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7196 on all INSN_P insns.
7197 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7198 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7199 REG_LABEL_OPERAND notes.
7200 * reload1.c (calculate_needs_all_insns): Adjust comments.
7201 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7202 * config/alpha/alpha.md (split for load of an address into a
7203 four-insn sequence on Unicos/Mk): Adjust to use
7205 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7207 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7210 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7211 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7212 FOR_BB_INSNS_SAFE instead of for loop.
7213 * cse.c (cse_extended_basic_block): Likewise.
7214 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7215 that the for loop does not invoke NEXT_INSN on a deleted insn.
7216 * function.c (instantiate_virtual_regs): Likewise.
7217 * lower-subreg.c (remove_retval_note): Likewise.
7218 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7220 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7222 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7223 insn, if it's a jump.
7224 (try_redirect_by_replacing_jump): New variable jump_p. Call
7225 tablejump_p before delete_insn_chain.
7226 * reload1.c (reload): New variable next. Make sure that the for
7227 loop does not invoke NEXT_INSN on a deleted insn.
7228 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7229 (delete_output_reload): New variable prev. Make sure the the for
7230 loops do not invoke PREV_INSN on a deleted insn.
7232 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7234 * pa/constraints.md: Remove 'X' from unused letters comment.
7236 2007-09-08 Richard Guenther <rguenther@suse.de>
7238 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7239 computed check stmt_ann->references_memory instead of counting
7242 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7244 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7245 validate_change() in one more case.
7247 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7249 PR tree-optimization/32283
7250 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7251 estimated_loop_iterations.
7252 (determine_use_iv_cost_condition): Decrease cost of expressions
7253 used in iv elimination.
7255 2007-09-08 Richard Guenther <rguenther@suse.de>
7257 * tree-cfg.c (verify_gimple_expr): Avoid building new
7258 pointer types, use TYPE_POINTER_TO if available instead.
7260 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7263 PR rtl-optimization/26449
7264 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7265 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7267 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7268 define_expand. Split insn in split1 pass.
7271 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7273 PR tree-optimization/33301
7274 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7277 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7279 PR tree-optimization/32183
7280 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7282 * tree-ssa-reassoc.c: Include cfgloop.h.
7283 (is_reassociable_op): Add a loop argument and return true only
7285 (linearize_expr): Updated.
7286 (should_break_up_subtract): Likewise.
7287 (linearize_expr_tree): Likewise.
7288 (init_reassoc): Call loop_optimizer_init with
7289 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7290 with CDI_DOMINATORS.
7291 (fini_reassoc): Call loop_optimizer_finalize.
7293 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7295 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7296 if there is no i-cache.
7298 2007-09-07 Richard Guenther <rguenther@suse.de>
7301 2007-09-06 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/32586
7304 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7305 folding if nothing changed.
7306 (simplify_unary_expression): New function. Do tree combining
7307 on conversion like codes.
7308 (try_to_simplify): Call it.
7310 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7313 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7314 (__gthread_active,__gthread_start, __gthread_active_init): New.
7315 * gthr-posix95.h: Likewise.
7317 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7319 * function.h (struct function): Rename calls_unwind_init
7320 to saves_all_registers.
7321 (current_function_saves_all_registers): Renamed from
7322 current_function_calls_unwind_init.
7323 * reload1.c (reload): Set current_function_saves_all_registers.
7324 * except.c (expand_builtin_unwind_init): Likewise.
7325 * config/m68k/m68k.c (m68k_save_reg): Use
7326 current_function_saves_all_registers to save pic register.
7328 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7330 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7331 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7333 Reapply reverted changes:
7335 2007-09-06 Jan Hubicka <jh@suse.cz>
7337 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7340 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7342 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7343 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7345 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7347 * optabs.c (expand_float): Convert unsigned integer as signed only
7348 if it provides sufficient accuracy; add mode argument to real_2expN.
7349 (expand_fix): Fix comment typos; extend binary float into mode
7350 wider than destination for converion to unsigned integer; add mode
7351 argument to real_2expN.
7352 * real.c (real_2expN): Add mode argument to special-case decimal
7354 * real.h (real_2expN): Ditto.
7355 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7357 (fixed_from_string): Ditto.
7358 (fixed_to_decimal): Ditto.
7359 (fixed_convert_from_real): Ditto.
7360 (real_convert_from_fixed): Ditto.
7361 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7362 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7363 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7364 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7366 2007-09-07 Diego Novillo <dnovillo@google.com>
7368 * tree-flow.h (const_block_stmt_iterator): Remove.
7369 Update all users to use block_stmt_iterator.
7370 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7371 Update all users to use tree_stmt_iterator.
7373 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7375 * config/mips/mips.c (mips_set_current_function): Temporarily
7376 make this a no-op to fix bootstrap errors, pending rewrite.
7378 2007-09-07 Jan Hubicka <jh@suse.cz>
7380 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7383 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7385 PR tree-optimization/33299
7386 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7387 uses for all relevant loop-exit phis, not just the first.
7389 2007-09-07 Richard Guenther <rguenther@suse.de>
7392 * tree-ssa-operands.c (access_can_touch_variable): An access
7393 of the form (*p)[0] can touch a variable of same size.
7395 2007-09-07 Jan Hubicka <jh@suse.cz>
7397 * passes.c (init_optimization_passes): Add simple dce and addressable
7399 * tree-ssa.c (execute_update_addresses_taken): New function.
7400 (pass_update_address_taken): New.
7401 * tree-ssa-dse.c (execute_simple_dse): New function.
7402 (pass_simple_dse): New.
7403 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7405 2007-09-07 Tobias Burnus <burnus@net-b.de>
7408 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7410 2007-09-07 Richard Guenther <rguenther@suse.de>
7413 2007-09-06 Richard Guenther <rguenther@suse.de>
7415 PR tree-optimization/32586
7416 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7417 folding if nothing changed.
7418 (simplify_unary_expression): New function. Do tree combining
7419 on conversion like codes.
7420 (try_to_simplify): Call it.
7422 2007-09-07 Richard Guenther <rguenther@suse.de>
7423 Uros Bizjak <ubizjak@gmail.com>
7425 PR tree-optimization/32821
7426 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7427 NULL in the call to set_bb_stmt_list.
7429 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7431 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7432 float calls here, rather than leaving some to the caller.
7433 Use call_internal_direct and call_value_internal_direct.
7434 * config/mips/mips.md (call_internal_direct): New pattern.
7435 (call_value_internal_direct): Likewise.
7437 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7439 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7440 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7442 (override_options): Set mips_base_move_loop_invariants.
7444 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7446 * config/mips/mips.opt (mcode-readable=): Move to keep list
7449 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7451 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7452 and -mgpopt options. Adjust the -G documentation to match.
7453 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7454 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7455 function, split out from mips_classify_symbol. Return false for
7456 !TARGET_LOCAL_SDATA.
7457 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7458 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7459 (override_options): Check whether the -mgpopt setting is consistent
7460 with the other flags.
7461 (symbolic_expression_p): Delete.
7462 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7463 and default_elf_select_rtx_section.
7464 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7465 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7466 external data and TARGET_EXTERN_SDATA.
7468 2007-09-07 Tobias Burnus <burnus@net-b.de>
7471 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7473 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7475 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7476 FOR_BB_INSNS_SAFE instead of for loop.
7477 * cse.c (cse_extended_basic_block): Likewise.
7478 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7479 that the for loop does not invoke NEXT_INSN on a deleted insn.
7480 * function.c (instantiate_virtual_regs): Likewise.
7481 * lower-subreg.c (remove_retval_note): Likewise.
7482 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7484 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7486 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7487 insn, if it's a jump.
7488 (try_redirect_by_replacing_jump): New variable jump_p. Call
7489 tablejump_p before delete_insn_chain.
7490 * reload1.c (reload): New variable next. Make sure that the for
7491 loop does not invoke NEXT_INSN on a deleted insn.
7492 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7493 (delete_output_reload): New variable prev. Make sure the the for
7494 loops do not invoke PREV_INSN on a deleted insn.
7496 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7498 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7499 * cgraph.h (rebuild_cgraph_edges): Declare.
7500 * tree-pass.h (pass_expand_omp_ssa): New.
7501 * omp-low.c (find_omp_clause): Export.
7502 (copy_var_decl): Split from omp_copy_decl_2.
7503 (build_omp_barrier): Return the call to emit instead of emitting
7505 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7507 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7508 expand_omp_for_generic, expand_omp_for_static_nochunk,
7509 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7510 Adapted to work on SSA form.
7511 (execute_expand_omp): Do not invalidate dominance information.
7512 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7513 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7514 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7516 (force_gimple_operand): Allow gimplifying code expressions without
7518 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7519 * common.opt (fopenmp-ssa): New.
7520 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7521 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7522 * tree-cfg.c: Include tree-inline.h.
7523 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7524 (replace_by_duplicate_decl, replace_ssa_name,
7525 mark_virtual_ops_in_region): New functions.
7526 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7527 to work on SSA form.
7528 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7529 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7532 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7534 * tree-loop-linear.c: Include obstack.h.
7535 (linear_transform_loops): New obstack lambda_obstack.
7536 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7537 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7538 and free afterwards.
7539 * lambda.h (struct obstack): New forward declaration.
7540 (lambda_linear_expression_new): New parameter of type struct
7542 (lambda_loopnest_new): Likewise.
7543 (lambda_loopnest_transform): Likewise.
7544 (lambda_body_vector_new): Likewise.
7545 (lambda_body_vector_compute_new): Likewise.
7546 (gcc_loopnest_to_lambda_loopnest): Likewise.
7547 (lambda_loopnest_to_gcc_loopnest): Likewise.
7548 * lambda-code.c: Include obstack.h.
7549 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7551 (lambda_body_vector_new): Likewise.
7552 (lambda_linear_expression_new): Likewise.
7553 (lambda_lattice_new): Likewise.
7554 (lambda_loopnest_new): Likewise. Additionally use obstack to
7555 allocate LN_LOOPS(ret).
7556 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7557 it to lambda_lattice_new.
7558 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7559 Pass it to lambda_body_vector_new.
7560 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7561 it to lambda_lattice_new.
7562 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7563 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7564 (lambda_compute_target_space): Likewise.
7565 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7566 Pass it to lambda_lattice_compute_base and
7567 compute_nest_using_fourieer_motzkin.
7568 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7569 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7570 and lambda_lattice_compute_target_space.
7571 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7572 Pass it to lambda_linear_expression_new.
7573 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7574 to gcc_tree_to_linear_expression.
7575 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7576 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7577 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7578 Pass it to lambda_body_vector_new and
7579 lambda_body_vector_compute_new.
7580 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7581 (lambda-code.o): Likewise.
7583 2007-09-06 Chao-ying Fu <fu@mips.com>
7585 * ginclude/stdfix.h: New file.
7586 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7587 (convert.o): Add dependence on fixed-value.h.
7588 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7589 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7590 to define fixed-point constants.
7591 (c_cpp_builtins): Define fixed-point constants.
7592 * convert.c (fixed-value.h): New include.
7593 (convert_to_real): Update comment to include fixed-point.
7594 Support FIXED_POINT_TYPE.
7595 (convert_to_integer): Update comment to include fixed-point.
7596 Support FIXED_POINT_TYPE.
7597 (convert_to_complex): Support FIXED_POINT_TYPE.
7598 (convert_to_fixed): New function.
7599 * convert.h (convert_to_fixed): Declare.
7600 * genopinit.c: Add comment about $Q for only fixed-point modes.
7601 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7602 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7603 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7604 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7605 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7606 usneg_optab for fixed-point modes.
7607 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7609 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7610 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7611 unsigned saturation optabs, when type is saturating.
7612 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7613 (expand_fixed_convert): New function.
7614 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7615 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7616 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7617 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7618 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7619 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7621 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7622 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7623 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7624 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7625 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7627 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7628 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7629 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7630 fractuns, satfractuns.
7631 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7632 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7633 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7634 OTI_ssmsub_widen, OTI_usmsub_widen.
7635 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7636 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7637 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7638 umsub_widen_optab, usmsub_widen_optab): Define.
7639 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7641 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7643 (expand_fixed_convert): Declare.
7644 * expr.c (convert_move): Support the move of fixed-point modes.
7645 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7646 (categorize_ctor_elements_1): Handle FIXED_CST.
7647 (count_type_elements): Handle FIXED_POINT_TYPE.
7648 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7649 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7651 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7652 multiply and add/subtract for fixed-point types.
7653 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7654 mode, we jump to binop directly.
7655 Support FIXED_CONVERT_EXPR.
7656 (do_store_flag): Check FIXED_CST to put a constant second.
7657 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7658 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7659 (const_vector_from_tree): Support FIXED_CST.
7660 * doc/extend.texi (Fixed-Point): New node.
7661 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7662 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7663 satfract, fractuns, satfractuns): Document them.
7665 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7667 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7668 addresses into I registers.
7670 2007-09-06 Jan Hubicka <jh@suse.cz>
7671 Andreas Tobler <a.tobler@schweiz.org>
7673 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7675 (machopic_legitimize_pic_address): Likewise.
7677 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7678 Jan Hubicka <jh@suse.cz>
7680 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7681 instead of ufloat_optab->handlers directly.
7682 (floatdidf2): Likewise.
7684 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7686 * config/mips/mips.c: Include diagnostic.h.
7687 (mips_set_current_function): Check errorcount and sorrycount
7688 before generating RTL.
7690 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7693 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7694 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7695 (print_operand_reloc): Likewise.
7697 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7701 2007-09-06 Jan Hubicka <jh@suse.cz>
7703 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7704 Update call of real_2expN.
7706 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7708 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7709 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7711 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7713 * optabs.c (expand_float): Convert unsigned integer as signed only
7714 if it provides sufficient accuracy; add mode argument to real_2expN.
7715 (expand_fix): Fix comment typos; extend binary float into mode
7716 wider than destination for converion to unsigned integer; add mode
7717 argument to real_2expN.
7718 * real.c (real_2expN): Add mode argument to special-case decimal
7720 * real.h (real_2expN): Ditto.
7721 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7723 (fixed_from_string): Ditto.
7724 (fixed_to_decimal): Ditto.
7725 (fixed_convert_from_real): Ditto.
7726 (real_convert_from_fixed): Ditto.
7727 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7728 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7729 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7730 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7732 2007-09-06 Tom Tromey <tromey@redhat.com>
7734 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7735 * c-pch.c (c_common_read_pch): Restore current location after
7737 * tree.c (expand_location): Update.
7738 (expr_filename): Changed return type. Unified the two cases.
7739 (expr_lineno): Likewise.
7740 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7742 * toplev.c (line_table): Changed type.
7743 (general_init): Update.
7744 (realloc_for_line_map): New function.
7745 (general_init): Allocate line_table using GC.
7746 * fix-header.c (line_table): Changed type.
7747 (read_scan_file): Update.
7748 (read_scan_file): Update.
7749 * c-ppoutput.c (maybe_print_line): Update.
7750 (print_line): Update.
7751 (cb_line_change): Update.
7752 (cb_define): Update.
7753 (pp_file_change): Update.
7754 * c-opts.c (c_common_init_options): Update.
7755 (finish_options): Update.
7756 (push_command_line_include): Update.
7757 * c-lex.c (cb_line_change): Update.
7758 (cb_def_pragma): Update.
7759 (cb_define): Update.
7761 (c_lex_with_flags): Use cpp_get_token_with_location.
7762 * input.h (line_table): Changed type.
7763 (location_from_locus): New macro.
7764 * tree.h (EXPR_FILENAME): No longer an lvalue.
7765 (EXPR_LINENO): Likewise.
7766 (expr_locus, set_expr_locus): Declare separately for
7767 USE_MAPPED_LOCATION.
7768 (expr_filename, expr_lineno): Changed return type.
7769 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7770 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7771 (expand_gimple_basic_block): Likewise.
7772 * final.c (final_scan_insn): Use expanded_location.
7774 2007-09-06 Richard Guenther <rguenther@suse.de>
7776 PR tree-optimization/32586
7777 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7778 folding if nothing changed.
7779 (simplify_unary_expression): New function. Do tree combining
7780 on conversion like codes.
7781 (try_to_simplify): Call it.
7782 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7783 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7785 2007-09-06 Jan Hubicka <jh@suse.cz>
7788 * cse.c (fold_rtx): Avoid invalid sharing.
7790 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7792 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7793 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7795 2007-09-06 Revital Eres <eres@il.ibm.com>
7797 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7798 Fix offsettable memory reference for 750CL.
7800 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7802 * reload.c (find_reloads_address_1): Try to preserve original
7803 base/index regclass of operands.
7804 * regrename.c (scan_rtx_address): Likewise.
7805 (replace_oldest_value_addr): Likewise.
7807 2007-09-06 Richard Guenther <rguenther@suse.de>
7809 PR tree-optimization/33302
7810 * domwalk.c (walk_dominator_tree): The exit block is
7811 interesting even if it is not reachable.
7813 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7816 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7818 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7820 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7823 2007-09-05 Ian Lance Taylor <iant@google.com>
7825 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7827 (dump_generic_node): Likewise.
7828 * print-rtl.c (print_decl_name): Likewise.
7829 * print-tree.c (print_node_brief): Likewise.
7830 (print_node): Likewise.
7831 * Makefile.in (RTL_BASE_H): Add alias.h.
7834 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7836 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7838 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7839 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7841 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7843 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7844 (tm_defines): Define UCLIBC_DEFAULT to 1.
7845 (extra_options): Add linux.opt.
7846 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7847 (CRT_CALL_STATIC_FUNCTION): Likewise.
7848 (NO_IMPLICIT_EXTERN_C): Likewise.
7849 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7850 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7851 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7852 (ENDFILE_SPEC): Don't define.
7853 (LIB_SPEC): Likewise.
7854 (CRT_CALL_STATIC_FUNCTION): Likewise.
7855 (NO_IMPLICIT_EXTERN_C): Likewise.
7856 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7857 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7859 2007-09-06 Jan Hubicka <jh@suse.cz>
7861 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7862 Update call of real_2expN.
7864 2007-09-06 Jan Hubicka <jh@suse.cz>
7866 * opts.c (common_handle_option): Enable inlining functions for
7869 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7871 * builtin-attrs.def (ATTR_NONNULL_3): New.
7872 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7873 ATTR_NOTHROW_NONNULL_##FA.
7874 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7875 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7876 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7877 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7878 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7879 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7880 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7882 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7883 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7884 ATTR_FORMAT_NOTHROW_3_4): Remove.
7885 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7886 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7887 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7888 instead of ATTR_FORMAT_*_*.
7890 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7892 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7893 parts re-used for REG_FRAME_RELATED_EXPR.
7895 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7897 * optabs.c (expand_float): Convert unsigned integer as signed only
7898 if it provides sufficient accuracy; add mode argument to real_2expN.
7899 (expand_fix): Fix comment typos; extend binary float into mode
7900 wider than destination for converion to unsigned integer; add mode
7901 argument to real_2expN.
7902 * real.c (real_2expN): Add mode argument to special-case decimal
7904 * real.h (real_2expN): Ditto.
7905 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7907 (fixed_from_string): Ditto.
7908 (fixed_to_decimal): Ditto.
7909 (fixed_convert_from_real): Ditto.
7910 (real_convert_from_fixed): Ditto.
7911 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7912 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7913 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7914 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7916 2007-09-05 Ian Lance Taylor <iant@google.com>
7918 * init-regs.c (initialize_uninitialized_regs): Call
7919 emit_insn_before rather than add_insn_before.
7921 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7923 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7924 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7925 * tree-inline.h (copy_body_data): Add call_expr field.
7926 * tree-inline.c (expand_call_inline): Initialize call_expr.
7927 (copy_bb): Append anonymous inline fn arguments to arguments
7928 when inlining a CALL_EXPR_VA_ARG_PACK call.
7929 * builtins.c (expand_builtin): Issue an error if
7930 BUILT_IN_VA_ARG_PACK is seen during expand.
7931 (fold_call_expr, fold_builtin_call_array): Don't fold
7932 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7933 __builtin_va_arg_pack () call as last argument.
7934 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7935 function is __builtin_va_arg_pack (), decrease number of call
7936 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7937 * expr.c (expand_expr_real_1): Issue an error if
7938 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7939 * tree-pretty-print.c (dump_generic_node): Handle printing
7940 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7941 * doc/extend.texi (__builtin_va_arg_pack): Document.
7943 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7945 PR tree-optimization/21513
7946 * builtins.c (build_builtin_expect_predicate): New function.
7947 (fold_builtin_expect): Add argument for expected value.
7948 Distribute __builtin_expect over short-circuiting operations.
7949 Fold nested builtin_expects.
7950 (fold_builtin_2): Adjust call to fold_builtin_expect.
7952 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7955 PR tree-optimization/13756
7956 * doc/invoke.texi (Options That Control Optimization): Document
7959 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/cpuid.h: New file.
7962 * config/i386/driver-i386.c: Include cpuid.h.
7963 (describe_cache): Shrink size and line strings to 100 bytes.
7964 (detect_caches_amd): Return "" for unsupported max_ext_level.
7965 Use __cpuid function.
7966 (detect_caches_intel): Return "" for unsupported max_level.
7967 Use __cpuid function.
7968 (host_detect_local_cpu): Change feature flag variables to
7969 unsigned int. Initialize only extended feature flag variables.
7970 Use __get_cpuid_max to determine max supported cpuid level.
7971 Use __cpuid function to determine supported features. Fix
7972 calculation of family id. Remove is_amd and check signature
7973 directly. Check for Geode signature. Handle family 4 id.
7974 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7975 cpu discovery code to lower part of the function.
7976 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7977 for sub-architecture.
7978 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7979 [PROCESSOR_K8]: Add k8-sse3 architecture.
7980 [PROCESSOR_NOCONA]: Remove.
7981 [PROCESSOR_GENERIC64]: Ditto.
7982 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7983 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7984 to check for SSE and FXSAVE support.
7985 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7986 Add -minline-all-stringops.
7987 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7988 (x86_64-*-*): Ditto.
7990 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7992 * config/bfin/linux-unwind.h: New file.
7993 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7994 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7996 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7998 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7999 * stmt.c: Include alloc-pool.h.
8000 (struct case_node): Remove GTY marker.
8001 (add_case_node): New parameter case_node_pool. Use it for
8003 (expand_case): New allocation pool case_node_pool. Initialize it,
8004 pass to add_case_node and free it.
8006 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8007 David Ung <davidu@mips.com>
8008 Nigel Stephens <nigel@mips.com>
8010 Add mips16/nomips16 function attributes and -mflip-mips16 option
8011 for testing mixed-mode compilation.
8013 * config/mips/mips.opt (mflip-mips16): New.
8015 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8016 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8018 * config/mips/mips.c (mips_base_target_flags): New.
8019 (mips_base_mips16): New.
8020 (mips_base_schedule_insns): New.
8021 (mips_base_reorder_blocks_and_partition): New.
8022 (mips_base_align_loops): New.
8023 (mips_base_align_jumps): New.
8024 (mips_base_align_functions): New.
8025 (mips16_flipper): New.
8026 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8027 (TARGET_SET_CURRENT_FUNCTION): Define.
8028 (mips_mips16_type_p, mips_nomips16_type_p): New.
8029 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8030 (mips_function_ok_for_sibcall): Make it deal with functions with
8032 (mips_init_split_addresses): New, split out from override_options.
8033 (mips_init_relocs): New, split out from override_options.
8034 (was_mips16_p): New.
8035 (mips_set_mips16_mode): New, split out from override_options.
8036 (mips_set_current_function): New.
8037 (override_options): Add sorry for unsupported mips16/pic
8038 combination. Remove error for mips16/dsp combination. Save
8039 base option settings.
8040 (mips_file_start): Move mips16 mode setting output from here....
8041 (mips_output_function_prologue): ....to here.
8042 (mips_output_mi_thunk): Check for mips16 function.
8043 (build_mips16_function_stub): Don't set .mips16 here.
8044 (build_mips16_call_stub): Likewise.
8045 (mips_expand_builtin): Error in mips16 mode.
8046 (mips_use_mips16_mode_p): New.
8047 (mips_encode_section_info): Check for mips16 function, and set
8048 SYMBOL_REF_FLAGS accordingly.
8050 * doc/extend.texi (Function Attributes): Document new
8051 mips16/nomips16 attributes.
8052 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8053 (MIPS Options): Document -mflip-mips16.
8055 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8057 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8058 if we encounter TLS address in MIPS16 mode.
8059 (mips_legitimize_const_move): Check cannot_force_const_mem for
8060 the (const (plus symbol offset)) case; this forces invalid TLS
8061 address in MIPS16 mode to be caught by the above call to sorry.
8062 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8063 because that now enables emutls, which is not ABI compatible
8064 with native TLS in non-MIPS16 mode.
8066 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8068 Add target hook invoked when cfun changes.
8070 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8071 * target.h (struct gcc_target): Add set_current_function.
8072 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8073 (TARGET_INITIALIZER): Add initializer for set_current_function.
8074 * tree.h (push_struct_function): New.
8075 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8077 (set_cfun): Declare.
8078 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8080 (push_function_context_to): Use allocate_struct_function
8081 to create null context, not init_dummy_function_start. Use set_cfun.
8082 (pop_function_context_from): Use set_cfun.
8083 (in_dummy_function): New.
8084 (invoke_set_current_function_hook): New.
8086 (push_cfun, pop_cfun): Use set_cfun.
8087 (push_struct_function): New.
8088 (allocate_struct_function): Call invoke_set_current_function_hook
8090 (prepare_function_start): Don't set cfun here. Remove unused
8091 argument; fix all callers.
8092 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8093 push_struct_function.
8094 (init_function_start): Set cfun here.
8095 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8096 * omp-low.c (create_omp_child_function): Use push_struct_function
8097 and pop_cfun to save/restore state.
8098 (expand_omp_parallel): Remove unused saved_cfun variable.
8099 * cgraphunit.c (ipa_passes): Use set_cfun.
8100 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8101 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8102 * matrix-reorg.c (transform_allocation_sites): Likewise.
8103 (matrix_reorg): Use set_cfun.
8104 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8105 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8106 assignment to cfun; use set_cfun for the other.
8107 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8108 (dump_function_to_file): Use push_cfun/pop_cfun here.
8109 * c-decl.c (finish_function): Use set_cfun.
8111 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8113 * regrename.c (rerename_optimize): Use deferred rescanning and
8114 insert explicit calls to rescan insns when changed.
8116 2007-09-05 Jan Hubicka <jh@suse.cz>
8118 * optabs.c (libfunc_entry): Change optab to integer.
8119 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8120 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8121 of pointers for hashing.
8123 2007-09-05 Jan Hubicka <jh@suse.cz>
8125 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8127 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8128 * see.c (pass_see): Likewise.
8129 * tracer.c (pass_tracer): Likewise.
8130 * postreload-gcse.c (pass_gcse2): Likewise.
8131 * postreload.c (pass_postreload_cse): Likewise.
8132 * mode-switching.c (pass_mode_switching): Likewise.
8133 * modulo-sched.c (pass_sms): Likewise.
8134 * cse.c (cse_insn): Likewise.
8135 * web.c (pass_web): Likweise.
8136 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8137 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8138 * loop-init.c (pass_rtl_loop_init): Likewise.
8139 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8140 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8141 * global.c (pass_global_alloc): Likewise.
8142 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8143 pass_if_after_reload): Likewise.
8144 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8145 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8146 * regmove.c (pass_regmove): Likewise.
8147 * function.c (pass_thread_prologugues_epilogues): Likewise.
8148 * gcse.c (pass_gcse): Likewise.
8149 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8150 * lower-subreg.c (pass_lower_subreg2): Likewise.
8151 * bt-load.c (pass_branch_target_load): Likewise.
8152 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8153 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8154 * combine.c (pass_combine): Likewise.
8155 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8156 (pass_partition_blocks): Likewise.
8157 * var-tracking.c (pass_variable_track): Likewise.
8158 * reg-stack.c (pass_stack_regs_run): Likewise.
8159 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8160 * passes.c (pass_postreload): Likewise.
8161 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8162 * tree-pass.h (TODO_verify_rtl_sharing): New.
8163 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8164 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8165 TODO_set_props, TODO_df_finish, TODO_df_verify,
8166 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8168 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8170 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8171 fold_real_zero_addition_p, reorder_operands_p,
8172 div_if_zero_remainder, fold_undefer_overflow_warnings,
8173 int_binop_types_match_p, fold_convert_const_int_from_int,
8174 fold_convert_const_int_from_real,
8175 fold_convert_const_int_from_fixed,
8176 fold_convert_const_real_from_real,
8177 fold_convert_const_real_from_fixed,
8178 fold_convert_const_fixed_from_fixed,
8179 fold_convert_const_fixed_from_int,
8180 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8181 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8182 debug_fold_checksum, multiple_of_p): Constify.
8183 * tree-flow-inline.h (get_lineno): Likewise.
8184 * tree-flow.h (get_lineno): Likewise.
8185 * tree-object-size.c (compute_object_offset, addr_object_size,
8186 alloc_object_size, pass_through_call): Likewise.
8187 * tree-pretty-print.c (op_symbol, print_call_name,
8188 print_struct_decl, do_niy): Likewise.
8189 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8190 debug_fold_checksum): Likewise.
8192 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8195 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8196 note, remove the associated REG_RETVAL note.
8198 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8200 * config.gcc (powerpc*-*-*): Install
8201 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8202 * config/rs6000/spu2vmx.h: New header.
8203 * config/rs6000/si2vmx.h: New header.
8204 * config/rs6000/vec_types.h: New header.
8206 2007-09-05 Ben Elliston <bje@au.ibm.com>
8208 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8210 2007-09-05 Ben Elliston <bje@au.ibm.com>
8212 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8214 (__stdcx): Make asm volatile.
8215 (__stwcx, __stdcx): Return only 0 or 1.
8217 2007-09-05 Jan Hubicka <jh@suse.cz>
8221 2007-09-04 Jan Hubicka <jh@suse.cz>
8222 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8224 2007-09-04 Richard Guenther <rguenther@suse.de>
8225 * tree-ssa-operands.c (add_virtual_operand): Only mark
8226 stores as has_volatile_ops if alias information is not available.
8228 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8230 * config/rs6000/tramp.asm: Include config.h.
8231 Check __PIC__ or __pic__ macro instead of SHARED.
8233 PR rtl-optimization/32300
8234 * see.c (see_copy_insn): New function.
8235 (see_def_extension_not_merged, see_merge_one_use_extension,
8236 see_merge_one_def_extension): Use it. Avoid changing
8237 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8238 into sequences. Call df_insn_delete on temporary insns
8239 that won't be emitted into the insn stream.
8240 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8241 and run df_process_deferred_rescans () before run_fast_dce.
8243 PR tree-optimization/33017
8244 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8245 recurse for pure or const function calls.
8247 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8249 * c-format.c: Include alloc-pool.h.
8250 (check_format_info_main): New argument fwt_alloc. Use allocation
8251 pool instead of GC. Remove GC deallocation code.
8252 (check_format_arg): Create allocation pool, pass it to
8253 check_format_info_main and free it afterwards.
8254 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8256 2007-09-05 Ben Elliston <bje@au.ibm.com>
8258 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8259 Rename count macro arugment for clarity.
8260 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8261 (__protected_stream_set): Likewise, pass 0.
8263 2007-09-04 Jan Hubicka <jh@suse.cz>
8265 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8267 2007-09-04 Jan Hubicka <jh@suse.cz>
8269 * invoke.texi (-finline-small-functions): Document.
8270 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8271 when deciding what is inlinable.
8272 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8273 (cgraph_decide_inlining_of_small_function): Handle new flags.
8274 (cgraph_decide_inlining_incrementally): Likewise.
8275 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8276 * common.opt (finline-small-functions): New.
8277 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8279 2007-09-04 Richard Guenther <rguenther@suse.de>
8281 * tree-ssa-operands.c (add_virtual_operand): Only mark
8282 stores as has_volatile_ops if alias information is not available.
8284 2007-09-04 Andrew Haley <aph@redhat.com>
8286 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8288 2007-09-04 Andrew Haley <aph@redhat.com>
8290 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8291 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8292 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8294 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8297 * common.opt: Mention ABI version 2 in comment.
8299 2007-09-04 Jan Hubicka <jh@suse.cz>
8301 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8302 (libfunc_entry): New structure.
8303 (libfunc_hash): New hashtable.
8304 (hash_libfunc): New function.
8305 (eq_libfunc): New function.
8306 (convert_optab_libfunc): New function.
8307 (optab_libfunc): New function.
8308 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8309 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8310 expand_float, expand_fix, new_optab, new_convert_optab):
8311 Update for new libfunc API.
8312 (init_libfunc, init_integral_libfuncs,
8313 init_floating_libfuncs, init_interclass_conv_libfuncs
8314 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8315 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8316 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8317 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8318 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8319 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8320 gen_extend_conv_libfunc): New.
8321 (init_one_libfunc): Revamp for hashtables.
8322 (set_conv_libfunc): Likewise.
8323 (init_optabs): Initialize hashtable; use lazy initialization where
8325 * optabs.h (optab_handlers): Move out of GGC.
8326 (optab, convert_optab): Move out of GGC; add lazy gen info.
8327 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8328 (optab_libfunc, convert_optab_libfunc): New.
8329 * builtins.c (expand_builtin_powi): Update for new API.
8330 * expr.c (convert_move): Likewise.
8331 * expmed.c (expand_divmod): Likewise.
8333 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8335 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8336 GOT pointer only if there is a constant pool. Use the allocated space
8339 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8341 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8344 2007-09-04 Revital Eres <eres@il.ibm.com>
8345 Richard Guenther <rguenther@suse.de>
8346 R. Clint Whaley <whaley@cs.utsa.edu>
8348 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8350 * tree-tailcall.c (process_assignment): Use -fassociative-math
8351 when reodering operands of floating-point type.
8352 * fold-const.c (fold_comparison, fold_binary): Use
8353 -fassociative-math and -freciprocal-math instead of
8354 -funsafe-math-optimization flag.
8355 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8356 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8357 -freciprocal-math instead of -funsafe-math-optimizations.
8358 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8359 -fassociative-math when -ffast-math is set.
8360 (set_unsafe_math_optimizations_flags): New Function
8361 to set -freciprocal-math and -fassociative-math when
8362 -funsafe-math-optimizations is set.
8363 (common_handle_option): Call it.
8364 * tree-vectorizer.c (vect_is_simple_reduction): Use
8365 -fassociative-math when doing reduction on floats.
8366 * loop-unroll.c (analyze_insn_to_expand_var): Use
8367 -fassociative-math when expanding an accumulator of type float.
8368 * simplify-rtx.c (simplify_binary_operation_1): Use
8369 -fassociative-math and -freciprocal-math when reordeing operands
8370 of floating-point type.
8371 * combine.c (combine_simplify_rtx): Likewise.
8372 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8374 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8376 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8379 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8381 2007-09-04 Jan Hubicka <jh@suse.cz>
8383 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8385 2007-09-04 Jan Hubicka <jh@suse.cz>
8387 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8388 and corresponding MATCH_DUP.
8390 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8393 * combine.c (subst): Do not try to simplify X if it represents load
8394 of FP constant from the constant pool via float extension.
8396 2007-09-04 Ben Elliston <bje@au.ibm.com>
8398 * c-opts.c: Include "tm_p.h".
8399 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8401 2007-09-04 Richard Guenther <rguenther@suse.de>
8403 PR tree-optimization/33291
8404 * tree-pretty-print.c (dump_generic_node): Dump all
8405 qualifiers for pointer types, not only first. Dump
8406 qualifiers for aggregate types as well.
8407 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8408 use the canonical type for building ARRAY_REFs.
8409 * gimplify.c (canonicalize_addr_expr): Clean up. The
8410 correct validness check is compatibility of the pointer
8411 types. Always use the canonical type for building
8412 ARRAY_REFs and ADDR_EXPRs.
8413 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8414 change that disabled propagation of ADDR_EXPRs into statements
8417 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8419 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8420 (umulsi3_highpart): Make into expanders; existing insns are
8421 now named *[insn]_nov6. Add stars to existing [insn]_v6
8422 counterparts' names.
8424 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8426 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8427 (unprotoize.o): Remove SHLIB_MULTILIB.
8429 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8431 * doc/extend.texi: Document progmem attribute for AVR.
8433 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8436 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8438 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8440 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8443 * optabs.c: Remove unnecessary forward declarations.
8444 (expand_unop_direct): New, broken out of expand_unop.
8445 (expand_doubleword_clz): New.
8446 (expand_ctz): Move above expand_ffs. Use
8447 start_sequence, end_sequence, add_equal_note, and
8448 expand_unop_direct. Add more commentary.
8449 (expand_ffs): Try both ctz optab and expand_ctz.
8450 Generate a test and branch if the hardware doesn't give us
8451 a useful value for input zero. Style improvements similar to
8454 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8456 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8458 * config.gcc: Delete stanza for arm-semi-aof and
8459 armel-semi-aof targets.
8460 * config/arm/arm-protos.h
8462 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8463 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8464 delete aof_pic_label and remove mention of AOF in comments.
8465 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8467 * config/arm/semiaof.h
8468 * config/arm/t-semi: Delete file.
8470 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8472 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8473 CONST_CAST_BB): New macros for type-specific casts.
8474 (CONST_CAST): Add a TYPE parameter and define it in terms of
8477 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8478 * c-lex.c (cb_ident, lex_string): Likewise,
8479 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8480 * config/i386/i386.c (ix86_function_regparm,
8481 ix86_function_sseregparm): Use CONST_CAST_TREE.
8482 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8484 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8485 give_switch, set_multilib_dir): Likewise,
8486 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8487 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8488 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8489 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8490 * prefix.c (update_path): Likewise,
8491 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8492 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8493 * tree-cfg.c (tree_can_merge_blocks_p,
8494 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8495 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8496 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8497 (attribute_list_contained): Use CONST_CAST_TREE.
8499 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8501 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8503 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8506 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8507 before forcing them into a register.
8509 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8511 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8512 rather than define_code_macro.
8514 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8516 * gcc.c (xputenv): New function.
8517 (putenv_from_prefixes): Use xputenv instead of putenv.
8518 (process_command): Use xputenv instead of putenv.
8519 (set_collect_gcc_options): Use xputenv instead of putenv.
8520 (main): Use xputenv instead of putenv.
8522 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8524 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8525 availability of swap instruction.
8526 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8528 2007-09-03 Revital Eres <eres@il.ibm.com>
8530 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8533 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8534 Ayal Zaks <zaks@il.ibm.com>
8535 Revital Eres <eres@il.ibm.com>
8537 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8538 compute_split_row): New functions.
8539 (ps_unschedule_node): Remove.
8540 (normalize_sched_times): Iterate over the already scheduled
8541 insns instead of the number of nodes.
8542 (MAX_SPLIT_NUM): New definition.
8543 (sms_schedule_by_order): Change the scheduling heuristic to
8544 avoid useless increases of initiation interval ii.
8545 (get_sched_window): Add dump printouts.
8547 2007-09-02 David Daney <ddaney@avtrex.com>
8549 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8550 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8551 (optab, insn): Add more attributes.
8552 (fetchop_bit): New code macro.
8553 (immediate_insn): New code macro attribute.
8554 (sync): Change condition to ISA_HAS_SYNC.
8555 (rdhwr): Change predicate for operand 0 to register_operand.
8556 (memory_barrier): New expand.
8557 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8558 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8559 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8560 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8561 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8562 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8563 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8564 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8565 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8567 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8568 Hans-Peter Nilsson <hp@axis.com>
8570 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8571 Defined to describe availability and behavior of CLZ.
8572 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8573 * config/cris/cris.opt: Tweak comment for "-metrax4".
8574 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8575 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8576 (count_leading_zeros): Define.
8578 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8580 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8582 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8586 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8589 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8591 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8592 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8593 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8594 sched-deps.c, sched-int.h, system.h, target.h,
8595 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8596 tree.def: Fix comment typos.
8598 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8600 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8601 (override_options): Turn on -mstrict-align on non-ColdFire
8603 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8605 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8607 * c-common.c (const_strip_array_types): Delete.
8608 * c-common.h (const_strip_array_types): Likewise.
8609 * emit-rtl.c (const_next_insn, const_previous_insn,
8610 const_next_nonnote_insn, const_prev_nonnote_insn,
8611 const_next_real_insn, const_prev_real_insn,
8612 const_next_active_insn, const_prev_active_insn, const_next_label,
8613 const_prev_label): Delete.
8614 * gimple-low.c (block_may_fallthru): Use expr_last.
8615 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8616 * rtl.h (const_previous_insn, const_next_insn,
8617 const_prev_nonnote_insn, const_next_nonnote_insn,
8618 const_prev_real_insn, const_next_real_insn,
8619 const_prev_active_insn, const_next_active_insn, const_prev_label,
8620 const_next_label): Delete.
8621 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8622 * system.h (CONST_CAST): Update comment.
8623 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8624 (const_first_stmt, const_last_stmt): Delete.
8625 (tree_block_ends_with_condjump_p): Use last_stmt.
8626 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8627 * tree-iterator.c (const_expr_first, const_expr_last,
8628 const_expr_only): Delete.
8629 * tree.c (const_lookup_attribute): Likewise.
8630 (attribute_list_contained): Use lookup_attribute.
8631 * tree.h (const_lookup_attribute, const_expr_first,
8632 const_expr_last, const_expr_only): Delete.
8634 2007-09-01 Richard Guenther <rguenther@suse.de>
8636 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8637 instead of TREE_THIS_VOLATILE.
8638 * tree-ssa-operands.c (add_virtual_operand): Do not set
8639 has_volatile_ops. Do not check s_ann for NULL.
8640 (get_indirect_ref_operands): Likewise.
8641 (get_expr_operands): Likewise. For all reference trees
8642 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8643 check base of reference for TREE_THIS_VOLATILE.
8645 2007-09-01 Richard Guenther <rguenther@suse.de>
8647 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8648 between integral types. Also allow conversions between
8651 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8653 * optabs.c (prepare_float_lib_cmp): Use
8654 libgcc_cmp_return_mode instead of word_mode.
8655 * config/dfp-bit.h: Likewise.
8656 * config/fp-bit.h: Likewise.
8657 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8659 (spu_libgcc_shift_count_mode): New function.
8660 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8661 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8663 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8665 * tree-pretty-print.c: Include output.h.
8666 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8667 HOST_WIDE_INT_PRINT_DEC.
8668 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8670 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8672 PR rtl-optimization/33224
8673 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8674 to the analysed region.
8676 2007-08-31 Richard Guenther <rguenther@suse.de>
8678 * function.c (allocate_struct_function): Do not set
8679 current_function_returns_pointer.
8680 * function.h (struct var_refs_queue): Remove.
8681 (struct simple_obstack_stack): Likewise.
8682 (struct function): Remove fixup_var_refs_queue member.
8683 Remove returns_pointer flag.
8684 (current_function_returns_pointer): Remove define.
8686 2007-08-31 Nick Clifton <nickc@redhat.com>
8688 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8689 secondary keys in order to obtain a stable sort.
8691 2007-08-31 Nick Clifton <nickc@redhat.com>
8694 * config/m32r/constraints.md: Add W constraint for integer zero.
8695 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8696 Fix length calculation by using alternatives.
8698 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8700 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8701 split out from expand_binop.
8702 (avoid_expensive_constant): New function.
8703 (expand_binop_directly): Remove commutative_op argument and
8704 (expand_binop_directly): Remove commutative_op argument and
8705 call cummutative_optab_p instead. Do not change op0 or op1
8706 when swapping xop0 and xop1. Apply avoid_expensive_constant
8707 to each argument after potential swapping. Enforce the
8708 canonical order of commutative operands.
8709 (expand_binop): Use shift_optab_p and commutative_optab_p.
8710 Update the calls to expand_binop_directly. Only force constants
8711 into registers when widening an operation. Only swap operands
8712 once a direct expansion has been rejected.
8713 (expand_twoval_binop): Only force constants into registers when
8714 using a direct expansion.
8716 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8718 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8719 (sched_analyze_insn): Don't postprocess speculative dependencies when
8720 target has no scheduling.
8721 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8722 'uninitialized' warning.
8724 2007-08-31 Richard Guenther <rguenther@suse.de>
8726 * tree.c (build_complex_type): Always set TYPE_NAME for
8729 2007-08-31 Olivier Hainque <hainque@adacore.com>
8731 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8732 internal macro. Default alignment factor for csect directives, chosen
8733 to match what BIGGEST_ALIGNMENT allows.
8734 (DATA_SECTION_ASM_OP): Use it.
8735 * config/rs6000/rs6000.c
8736 (rs6000_xcoff_output_readonly_section_asm_op):
8737 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8738 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8740 2007-08-31 Olivier Hainque <hainque@adacore.com>
8742 * dbxout.c (dbxout_block): Move declaration within the first
8743 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8744 block to include the definition, together with the associated
8747 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8748 Revital Eres <eres@il.ibm.com>
8750 * doc/invoke.texi (-mpaired): Document flag.
8751 * config.gcc: Include paired.h in powerpc extra_headers and
8752 750cl.h in powerpc-*-linux*paired*.
8753 * config/rs6000/rs6000.opt (-mpaired): New flag.
8754 * config/rs6000/rs6000.c (paired_init_builtins,
8755 paired_expand_builtin, paired_expand_lv_builtin,
8756 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8757 New functions to support the paired single builtin functions.
8758 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8759 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8761 (bdesc_paired_preds): New structure for paired predicate
8763 (rs6000_expand_builtin): Expand paired single builtins.
8764 (rs6000_init_builtins): Init paired single builtins.
8765 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8766 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8767 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8768 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8769 (rs6000_vector_mode_supported_p): Support paired vector mode.
8770 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8771 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8773 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8774 (DATA_ALIGNMENT): Likewise.
8775 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8776 (rs6000_builtins): Add PAIRED builtins.
8777 * config/rs6000/rs6000.md: Include paired.md.
8778 * config/rs6000/paired.h: New.
8779 * config/rs6000/paired.md: New.
8780 * config/rs6000/750cl.h: New.
8781 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8783 2007-08-30 Ollie Wild <aaw@google.com>
8785 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8786 * gcc.c (default_compilers): Add -fno-directives-only to
8787 @assembler-with-cpp.
8789 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8793 * regclass.c (initial_fixed_regs): Revert previous change and make
8795 (initial_call_used_regs): Likewise.
8796 (initial_call_really_used_regs): Delete, reverting previous addition.
8797 (initial_reg_names): Likewise.
8798 (init_reg_sets): Revert previous change.
8799 (saved_fixed_regs): New.
8800 (saved_call_used_regs): New.
8801 (saved_call_really_used_regs): New.
8802 (saved_reg_names): New.
8803 (save_register_info): New.
8804 (restore_register_info): New.
8805 (init_reg_sets_1): Replace reset of register info with call to
8806 restore_register_info.
8807 * rtl.h (save_register_info): Declare.
8808 * toplev.c (backend_init): Call save_register_info.
8810 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8812 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8813 from the original statement.
8815 2007-08-30 Chao-ying Fu <fu@mips.com>
8817 * c-lex.c (interpret_fixed): Declare.
8818 (interpret_float): Process _Fract and _Accum.
8819 (interpret_fixed): New function.
8820 * final.c (output_addr_const): Process CONST_FIXED.
8821 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8822 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8824 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8826 (simplify_immed_subreg): Support CONST_FIXED.
8827 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8828 (simplify_subreg): Support CONST_FIXED.
8830 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8832 * config/rs6000/ppu_intrinsics.h: New file.
8833 * config.gcc (powerpc*-*-* <extra_headers>): Install
8836 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8838 * cfg.c (dump_flow_info): Change to also print entry and exit
8840 * print-rtl.c (print_rtl_single): Allow to print rtl with
8843 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8845 * df-core.h (df_dump_region): New function.
8846 * df.h (df_dump_region): New function.
8847 * loop-invariant.c (find_defs): Add call to df_dump_region.
8848 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8851 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8854 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8855 true if any of the compare_section_name calls returned true,
8856 rather than if any returned false.
8858 2007-08-30 Richard Guenther <rguenther@suse.de>
8860 PR tree-optimization/33199
8861 * tree-ssa-structalias.c (handle_lhs_call): New function.
8862 (find_func_aliases): In non-IPA mode make sure that for
8863 calls that return a pointer we add a constraint for the
8864 result to point to anything.
8866 2007-08-30 Richard Guenther <rguenther@suse.de>
8868 * doc/invoke.texi (-mveclibabi): Document new target option.
8869 * config/i386/i386.opt (-mveclibabi): New target option.
8870 * config/i386/i386.c (ix86_veclib_handler): Handler for
8871 vectorization library support.
8872 (override_options): Handle the -mveclibabi option, initialize
8873 the vectorization library handler.
8874 (ix86_builtin_vectorized_function): As fallback call the
8875 vectorization library handler, if set.
8876 (ix86_veclibabi_acml): New static function for ACML ABI style
8877 vectorization support.
8879 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8881 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8882 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8883 SImode and update m. Don't run gen_lowpart_common on arbitrary
8884 memory address, force it to register first.
8887 * dce.c (dce_process_block): Don't delete setters of
8888 artificially used registers.
8890 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8892 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8893 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8894 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8896 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8898 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8900 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8901 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8903 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8905 * system.h: Activate -Wcast-qual as warning-only.
8907 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8910 * config/rs6000/rs6000.c (compare_section_name): New function.
8911 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8914 2007-08-29 Olivier Hainque <hainque@adacore.com>
8916 * xcoffout.c: #include debug.h.
8917 * Makefile.in (xcoffout.o): Add debug.h dependency.
8919 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8921 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8922 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8924 2007-08-29 Richard Guenther <rguenther@suse.de>
8926 * tree-pretty-print.c (dump_generic_node): Print
8927 label DECL_UID as D.%u.
8928 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8930 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8932 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8933 * builtins.def (BUILT_IN_REALLOC): New builtin.
8935 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8938 * tree.c (build_type_attribute_qual_variant): Set canonical types
8939 on the final, unqualified attribute variant before building the
8942 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8944 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8945 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8947 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8950 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8951 * config/bfin/bfin.md (composev2hi): Put operands into vector
8954 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8956 * config/bfin/bfin.md (composev2hi): Put operands into vector
8959 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8961 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8962 attribute when appropriate.
8963 (bfin_handle_l1_text_attribute): New.
8964 (bfin_handle_l1_data_attribute): New.
8965 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8966 l1_data_A and l1_data_B.
8967 * doc/extend.texi (node Function Attributes): Document l1_text
8969 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8970 l1_data_A and l1_data_B variable attributes.
8972 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8974 * config/bfin/bfin.opt (minline-plt): Add.
8975 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8976 call to global functions.
8977 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8978 (Blackfin Options): Document -minline-plt.
8980 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8982 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8983 given a non-function.
8984 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8986 2007-08-28 DJ Delorie <dj@redhat.com>
8988 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8990 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8992 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8994 2007-08-28 Richard Guenther <rguenther@suse.de>
8996 * tree.h (struct tree_function_decl): Increase size of
8997 function_code bitfield.
8999 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9000 Kazu Hirata <kazu@codesourcery.com>
9002 * config/m68k/linux.h
9003 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9004 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9005 (m68k_return_in_memory): New.
9006 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9009 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9012 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9013 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9014 operand) when top VEC_SELECT extracts scalar element.
9015 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9016 (*vec_extract_v4sf_mem): Ditto.
9018 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9021 * passes.c (init_optimization_passes): Move pass_df_finish
9022 after pass_postreload sublist.
9024 PR rtl-optimization/33148
9025 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9026 (neg (lt X 0)) if X has scalar int mode.
9029 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9030 initializer, use build_vector_from_ctor if possible to create
9031 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9032 even after this, return NULL.
9034 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9036 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9038 2007-08-28 Richard Guenther <rguenther@suse.de>
9040 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9041 (struct tree_function_decl): Make function_code a bitfield.
9042 Add disregard_inline_limits flag.
9043 * cgraphunit.c (cgraph_process_new_functions): Check
9044 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9045 (cgraph_preserve_function_body_p): Likewise.
9046 * ipa-inline.c (compute_inline_parameters): Likewise.
9047 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9048 for GNU C extern inline functions.
9049 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9050 * tree-inline.c (disregard_inline_limits_p): Remove.
9051 * tree-inline.h (disregard_inline_limits_p): Likewise.
9052 * c-common.c (handle_always_inline_attribute): Set
9053 DECL_DISREGARD_INLINE_LIMITS.
9054 * langhooks.c (add_builtin_function): Verify the function code
9055 fits in the bitfield.
9057 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9058 Vladimir Yanovsky <yanov@il.ibm.com>
9059 Revital Eres <eres@il.ibm.com>
9060 Andrey Belevantsev <abel@ispras.ru>
9062 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9064 * modulo-sched.c: Add documentation regarding do-loop.
9065 (doloop_register_get): Change number of arguments to support
9066 the new do-loop pattern and check whether COUNT_REG has no other
9067 occurences in the loop besides in the control part.
9068 (duplicate_insns_of_cycles): Do not duplicate the insn which
9069 changes count_reg as it is already adjusted.
9070 (generate_prolog_epilog): New argument to support the new
9071 do-loop pattern. Change the subtract instruction to use
9072 expand_simple_binop. Call duplicate_insns_of_cycles with new
9074 (sms_schedule): Call doloop_register_get and
9075 generate_prolog_epilog with new argument. Do not handle loops
9076 with single sets insns with subreg in their lhs.
9077 * loop-doloop.c (doloop_optimize): Support for another do-loop
9079 (doloop_condition_get): Gets an instruction instead of a pattern
9080 and change the return condition when the do-loop pattern is
9082 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9083 deps when considering to not create edges.
9085 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9087 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9090 2007-08-27 Jason Merrill <jason@redhat.com>
9093 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9094 zero-sized types after calling gimplify_modify_expr_rhs.
9096 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9098 * regclass.c (init_reg_autoinc): Fix typo.
9100 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9102 Fix PR tree-optimization/33173
9103 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9105 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9108 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9109 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9112 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9113 David Ung <davidu@mips.com>
9114 Nigel Stephens <nigel@mips.com>
9116 Separate target-specific initialization from general
9117 back-end initialization.
9119 * toplev.c (init_alignments): New, split out from...
9120 (process_options): ...here.
9121 (backend_init_target): New, split out from...
9122 (backend_init): ...here.
9123 (lang_dependent_init_target): New, split out from...
9124 (lang_dependent_init): ...here.
9125 (target_reinit): New.
9126 * toplev.h (target_reinit): Declare.
9127 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9128 now can be called more than once. Update comments.
9129 * expr.h (init_expr_target): Likewise.
9130 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9131 now can be called more than once. Explicitly zero
9132 static_reg_base_value.
9133 * emit-rtl.c (init_emit_regs): New, split out from...
9134 (init_emit_once): Here.
9135 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9136 non-const, so that changes from command-line arguments can overwrite
9137 values provided by the static initializers.
9138 (initial_call_really_used_regs): New, used similarly to the above.
9139 (initial_reg_names): Likewise.
9140 (last_mode_for_init_move_cost): Promoted function-local static to
9141 file-scope static to make it accessible outside init_move_cost.
9142 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9143 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9144 reg_names since it is needed for parsing command-line options.
9145 (init_move_cost): Use last_mode_for_init_move_cost instead of
9146 function-local static.
9147 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9148 call_really_used_regs now. Reinitialize reg_names. Also
9149 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9150 reg_class_superunion. Clear losing_caller_save_reg_set.
9151 Preserve global registers if called more than once. Reset
9152 move cost, may_move_in_cost, may_move_out_cost, and
9153 last_mode_for_init_move_cost.
9154 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9155 can now be invoked more than once. Update comments.
9156 (init_regs): Update comments.
9157 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9158 and initial_call_really_used_regs, instead of the non-initial
9159 variables. This allows us to save the command-line register settings
9160 after target reinitialization.
9161 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9162 * rtl.h (init_emit_regs): Declare.
9163 (init_reg_modes_target, init_alias_target): Renamed as described
9165 * reload1.c (init_reload): Update comments.
9166 * optabs.c (init_optabs): Likewise.
9167 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9169 2007-08-26 Chao-ying Fu <fu@mips.com>
9171 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9174 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9176 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9178 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9180 * bb-reorder.c (copy_bb_p): Likewise.
9181 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9182 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9183 block_ends_with_condjump_p): Likewise.
9184 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9185 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9186 block_ends_with_condjump_p): Likewise.
9187 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9188 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9189 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9190 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9191 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9192 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9193 debug_true_const_tree instad of debug_true_tree.
9194 * debug.c (do_nothing_debug_hooks): Likewise.
9195 * debug.h (ignore_block, debug_true_const_tree): Constify.
9196 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9197 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9198 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9199 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9200 dbx_reg_number, is_based_loc, field_type,
9201 simple_type_align_in_bits, simple_decl_align_in_bits,
9202 simple_type_size_in_bits, field_byte_offset, insert_float,
9203 type_tag, member_declared_type, is_redundant_typedef,
9204 secname_for_decl, is_inlined_entry_point): Likewise.
9205 * emit-rtl.c (const_next_insn, const_previous_insn,
9206 const_next_nonnote_insn, const_prev_nonnote_insn,
9207 const_next_real_insn, const_prev_real_insn,
9208 const_next_active_insn, const_prev_active_insn, const_next_label,
9209 const_prev_label): Likewise.
9210 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9212 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9213 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9214 sched_insn_is_legitimate_for_speculation_p): Likewise.
9215 * jump.c (reversed_comparison_code_parts,
9216 reversed_comparison_code, reversed_comparison, condjump_label):
9218 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9219 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9221 * rtl.h (const_previous_insn, const_next_insn,
9222 const_prev_nonnote_insn, const_next_nonnote_insn,
9223 const_prev_real_insn, const_next_real_insn,
9224 const_prev_active_insn, const_next_active_insn, const_prev_label,
9225 const_next_label, modified_between_p, modified_in_p,
9226 const_note_storeskeep_with_call_p, condjump_label,
9227 reversed_comparison, reversed_comparison_code,
9228 reversed_comparison_code_parts, memory_modified_in_insn_p,
9229 stack_regs_mentioned): Likewise.
9230 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9231 keep_with_call_p): Likewise.
9232 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9233 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9234 sd_lists_size, sd_lists_empty_p): Likewise.
9235 * sched-int.h (sched_insns_conditions_mutex_p,
9236 haifa_classify_insn, no_real_insns_p,
9237 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9238 sd_lists_size, sd_lists_empty_p): Likewise.
9239 * sdbout.c (sdb_debug_hooks): Likewise.
9240 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9241 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9242 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9244 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9245 tree_can_throw_internal): Likewise.
9246 * tree-flow-inline.h (phi_nodes): Likewise.
9247 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9248 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9249 * tree-gimple.c (const_get_call_expr_in): Likewise.
9250 * tree-gimple.h (const_get_call_expr_in): Likewise.
9251 * tree.c (const_lookup_attribute, attribute_list_equal,
9252 attribute_list_contained): Likewise.
9253 * tree.h (attribute_list_equal, attribute_list_contained,
9254 const_lookup_attribute): Likewise.
9255 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9257 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9259 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9260 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9262 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9265 * config/alpha/constraints.md: Delete "svn:mime-type" property
9266 with svn propdel "svn:mime-type".
9268 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9271 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9272 non NOTE insn doesn't cross basic block.
9273 (noce_try_abs): Likewise.
9274 (noce_process_if_block): Likewise.
9276 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9279 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9280 operand without auto-inc-dec.
9281 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9282 offsettable_mem_operand.
9283 (floatunssidf2_internal): Same.
9284 (fix_truncdfsi2_internal): Same.
9285 (floatsidf_ppc64): Same.
9286 (floatunssidf_ppc64): Same.
9287 (fix_trunctfsi2_internal): Same.
9289 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9292 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9293 pass defines needed for version.c.
9295 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9297 * configure.ac (--debug-prefix-map check): Change assembler
9298 version presumed to have feature to 2.18.
9299 * configure: Regenerate.
9301 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9303 * c-common.c (vector_types_convertible_p,
9304 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9305 self_promoting_args_p): Constify.
9306 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9307 c_promoting_integer_type_p, self_promoting_args_p,
9308 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9309 * c-decl.c (anon_aggr_type_p): Likewise.
9310 * * c-dump.c (dump_stmt): Likewise.
9311 * c-objc-common.c (has_c_linkage): Likewise.
9312 * c-tree.h (same_translation_unit_p): Likewise.
9313 * c-typeck.c (null_pointer_constant_p,
9314 tagged_types_tu_compatible_p, function_types_compatible_p,
9315 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9316 comptypes_internal, struct tagged_tu_seen_cache,
9317 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9318 c_size_in_bytes): Likewise.
9319 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9320 hash_ptr, eq_ptr): Likewise.
9321 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9322 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9323 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9324 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9326 * optabs.c (optab_for_tree_code): Likewise.
9327 * optabs.h (optab_for_tree_code): Likewise.
9328 * rtl.h (simplify_rtx): Likewise.
9329 * simplify-rtx.c (simplify_rtx): Likewise.
9330 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9331 dump_flag, dump_node): Likewise.
9332 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9333 queue_and_dump_type, dump_flag): Likewise.
9334 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9335 * tree-pass.h (dump_node): Likewise.
9336 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9337 supportable_narrowing_operation): Likewise.
9338 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9339 supportable_narrowing_operation): Likewise.
9340 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9341 is_negative_overflow_infinity, is_positive_overflow_infinity,
9342 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9343 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9344 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9345 ssa_name_nonzero_p, fp_predicate): Likewise.
9346 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9347 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9348 ssa_name_nonnegative_p): Likewise.
9350 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9352 * config.gcc : Add x86_64-elf target.
9354 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9356 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9358 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9359 Nigel Stephens <nigel@mips.com>
9363 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9364 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9365 * expr.c (SET_BY_PIECES_P): Define.
9366 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9367 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9368 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9370 * expr.h (SET_RATIO): Define.
9371 (can_store_by_pieces, store_by_pieces): Update prototypes.
9372 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9373 can_store_by_pieces/store_by_pieces.
9374 (expand_builtin_memcpy_args): Likewise.
9375 (expand_builtin_strncpy): Likewise.
9376 (expand_builtin_memset_args): Likewise. Also remove special case
9377 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9378 decide what to do instead.
9379 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9380 to can_store_by_pieces.
9382 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9383 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9385 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9386 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9387 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9388 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9389 (STORE_BY_PIECES_P): Define.
9391 2007-08-24 Tom Tromey <tromey@redhat.com>
9393 * varpool.c (varpool_last_needed_node): Fix comment typo.
9394 * c-decl.c (duplicate_decls): Fix comment typo.
9395 (clone_underlying_type): Update comment.
9397 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9399 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9400 alpha_in_small_data_p, alpha_split_complex_arg,
9401 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9403 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9404 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9406 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9407 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9408 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9409 * config/darwin.c (darwin_binds_local_p): Likewise.
9410 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9412 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9413 i386_pe_valid_dllimport_attribute_p): Likewise.
9414 * config/i386/i386.c (ix86_function_regparm,
9415 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9416 x86_can_output_mi_thunk, ix86_mangle_type,
9417 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9418 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9419 i386_pe_binds_local_p): Likewise.
9420 * config/ia64/ia64.c
9421 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9422 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9423 ia64_invalid_conversion, ia64_invalid_unary_op,
9424 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9426 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9427 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9428 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9429 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9430 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9431 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9432 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9433 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9434 * config/pa/pa.c (pa_commutative_p): Likewise.
9435 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9437 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9438 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9439 rs6000_use_blocks_for_constant_p,
9440 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9441 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9442 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9443 * config/s390/s390.c (s390_mangle_type,
9444 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9446 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9447 th_in_small_data_p): Likewise.
9448 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9449 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9451 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9452 sparc_mangle_type): Likewise.
9453 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9454 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9455 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9457 * hooks.c (hook_bool_mode_const_rtx_false,
9458 hook_bool_mode_const_rtx_true,
9459 hook_bool_const_tree_hwi_hwi_const_tree_false,
9460 hook_bool_const_tree_hwi_hwi_const_tree_true,
9461 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9462 hook_constcharptr_const_tree_null,
9463 hook_constcharptr_const_rtx_null,
9464 hook_constcharptr_const_tree_const_tree_null,
9465 hook_constcharptr_int_const_tree_null,
9466 hook_constcharptr_int_const_tree_const_tree_null): New.
9467 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9468 hook_bool_tree_hwi_hwi_tree_false,
9469 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9470 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9471 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9472 hook_constcharptr_int_tree_null,
9473 hook_constcharptr_int_tree_tree_null): Delete.
9474 (default_can_output_mi_thunk_no_vcall): Constify.
9475 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9476 hook_bool_tree_hwi_hwi_tree_false,
9477 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9478 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9479 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9480 hook_constcharptr_int_tree_null,
9481 hook_constcharptr_int_tree_tree_null): Delete.
9482 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9483 hook_bool_const_tree_hwi_hwi_const_tree_false,
9484 hook_bool_const_tree_hwi_hwi_const_tree_true,
9485 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9486 hook_constcharptr_const_tree_null,
9487 hook_constcharptr_const_rtx_null,
9488 hook_constcharptr_const_tree_const_tree_null,
9489 hook_constcharptr_int_const_tree_null,
9490 hook_constcharptr_int_const_tree_const_tree_null): New.
9491 (default_can_output_mi_thunk_no_vcall): Constify.
9492 * integrate.c (function_attribute_inlinable_p): Likewise.
9493 * integrate.h (function_attribute_inlinable_p): Likewise.
9494 * jump.c (rtx_renumbered_equal_p): Likewise.
9495 * output.h (decl_readonly_section, categorize_decl_for_section,
9496 default_use_anchors_for_symbol_p, default_binds_local_p,
9497 default_binds_local_p_1): Likewise.
9498 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9500 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9501 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9502 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9503 TARGET_COMP_TYPE_ATTRIBUTES,
9504 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9505 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9506 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9507 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9508 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9509 * target.h (can_output_mi_thunk, needs_block_p,
9510 first_cycle_multipass_dfa_lookahead_guard_spec,
9511 vector_alignment_reachable, comp_type_attributes,
9512 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9513 commutative_p, use_blocks_for_constant_p,
9514 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9515 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9516 invalid_within_doloop, valid_dllimport_attribute_p,
9517 split_complex_arg, invalid_arg_for_unprototyped_fn,
9518 invalid_conversion, invalid_unary_op, invalid_binary_op):
9520 * targhooks.c (default_invalid_within_doloop,
9521 hook_invalid_arg_for_unprototyped_fn,
9522 default_builtin_vector_alignment_reachable): Likewise.
9523 (hook_bool_rtx_commutative_p): Delete.
9524 (hook_bool_const_rtx_commutative_p): New.
9525 * targhooks.h (default_invalid_within_doloop,
9526 default_builtin_vector_alignment_reachable,
9527 hook_invalid_arg_for_unprototyped_fn): Constify.
9528 (hook_bool_rtx_commutative_p): Delete.
9529 (hook_bool_const_rtx_commutative_p): New.
9530 * varasm.c (bss_initializer_p, decl_default_tls_model,
9531 categorize_decl_for_section, decl_readonly_section,
9532 default_use_anchors_for_symbol_p, default_binds_local_p,
9533 default_binds_local_p_1): Constify.
9535 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9537 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9538 __NO_BUILTIN if -fno-builtin.
9540 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9542 * config/bfin/bfin.c (print_operand): Report error instead of
9543 ICE for wrong operand.
9545 2007-08-24 Michael Matz <matz@suse.de>
9547 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9549 2007-08-24 Richard Guenther <rguenther@suse.de>
9552 * tree-ssa.c (useless_type_conversion_p): Split into a
9553 recursive and a non-recursive part.
9554 (useless_type_conversion_p_1): New function.
9555 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9556 from maybe_fold_offset_to_reference is trivially convertible
9557 to the desired type before doing the simplification.
9559 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9561 * expr.c (store_expr): Optimize initialization of an array
9563 * expr.h (builtin_strncpy_read_str): New prototype.
9564 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9567 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9570 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9571 field when initializing if_info structure.
9573 2007-08-24 Richard Guenther <rguenther@suse.de>
9575 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9577 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9578 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9579 * tree-inline.c (inlinable_function_p): Fold in common parts of
9580 the cannot_inline_tree_fn langhook.
9581 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9582 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9583 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9584 cannot_inline_tree_fn langhook.
9585 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9586 cannot_inline_tree_fn member.
9588 2007-08-24 Richard Guenther <rguenther@suse.de>
9590 * expr.c (get_inner_reference): Do computation of bitoffset
9591 from offset in a way we can detect overflow reliably.
9593 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9595 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9597 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9599 * config/bfin/bfin.opt (mfast-fp): Add.
9600 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9601 libbffastfp override libgcc if -mfast-fp.
9602 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9603 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9604 (Blackfin Options): Document -mfast-fp.
9606 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9608 PR tree-optimization/32573
9610 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9611 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9612 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9613 (build_classic_dist_vector): Return false rather than true if
9614 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9615 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9616 returned false. Don't call save_dist_v before calling
9617 build_classic_dist_vector_1.
9618 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9619 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9620 DDR_DIR_VECTS vectors.
9622 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9624 * configure.ac (leb128): Modify sed statement to work with any
9625 binutils version string.
9626 * configure: Regenerate
9628 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9630 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9631 Wrap in RTX_CODE macro guard.
9632 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9633 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9634 arm_mark_dllimport, arm_pe_encode_section_info,
9635 arm_pe_unique_section): Use ISO-C function declarations.
9636 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9637 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9638 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9640 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9641 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9643 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9645 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9646 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9647 (register_move_cost): Use ISO-C function declarations.
9648 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9649 * config/score/score-protos.h (score_declare_object): Add
9651 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9653 * final.c (profile_function): Avoid empty if-bodies.
9656 * calls.c (must_pass_in_stack_var_size,
9657 must_pass_in_stack_var_size_or_pad): Constify.
9658 * config/alpha/alpha-protos.h (function_value): Likewise.
9659 * config/alpha/alpha.c (alpha_return_in_memory,
9660 alpha_pass_by_reference, function_value,
9661 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9662 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9664 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9665 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9666 TARGET_PROMOTE_PROTOTYPES): Likewise.
9667 * config/arm/arm-protos.h (arm_return_in_memory,
9668 arm_pad_arg_upward, arm_function_value): Likewise.
9669 * config/arm/arm.c (arm_pass_by_reference,
9670 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9671 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9672 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9674 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9675 * config/avr/avr-protos.h (avr_function_value): Likewise.
9676 * config/avr/avr.c (avr_return_in_memory,
9677 gas_output_limited_string, gas_output_ascii, avr_function_value,
9678 avr_return_in_memory): Likewise.
9679 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9680 * config/bfin/bfin.c (bfin_pass_by_reference,
9681 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9682 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9684 * config/cris/cris.c (cris_pass_by_reference,
9685 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9686 * config/crx/crx.c (crx_return_in_memory): Likewise.
9687 * config/darwin.c (function_base, machopic_function_base_name):
9689 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9690 TARGET_PROMOTE_PROTOTYPES): Likewise.
9691 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9692 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9693 * config/i386/i386-protos.h (ix86_return_in_memory,
9694 ix86_sol10_return_in_memory): Likewise.
9695 * config/i386/i386.c (ix86_function_value,
9696 ix86_function_sseregparm, ix86_must_pass_in_stack,
9697 type_natural_mode, classify_argument, examine_argument,
9698 construct_container, ix86_pass_by_reference, function_value_32,
9699 function_value_64, ix86_function_value_1, return_in_memory_32,
9700 return_in_memory_64, return_in_memory_ms_64,
9701 ix86_return_in_memory, ix86_sol10_return_in_memory,
9702 TARGET_PROMOTE_PROTOTYPES): Likewise.
9703 * config/ia64/ia64-protos.h (ia64_function_value,
9704 ia64_hpux_function_arg_padding): Likewise.
9705 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9706 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9707 ia64_hpux_function_arg_padding): Likewise.
9708 * config/iq2000/iq2000-protos.h (function_arg,
9709 iq2000_function_value): Likewise.
9710 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9711 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9712 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9713 function_arg, iq2000_function_value): Likewise.
9714 * config/m32c/m32c-protos.h (m32c_function_value,
9715 m32c_promote_function_return): Likewise.
9716 * config/m32c/m32c.c (m32c_pass_by_reference,
9717 m32c_promote_prototypes, m32c_promote_function_return,
9718 m32c_function_value): Likewise.
9719 * config/m32r/m32r.c (m32r_return_in_memory,
9720 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9721 m32r_in_small_data_p): Likewise.
9722 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9724 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9725 m68hc11_function_arg_padding): Likewise.
9726 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9727 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9728 m68k_function_value): Likewise.
9729 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9730 mcore_function_value): Likewise.
9731 * config/mcore/mcore.c (handle_structs_in_regs,
9732 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9733 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9734 mcore_num_arg_regs, mcore_function_value): Likewise.
9735 * config/mips/mips-protos.h (mips_pad_arg_upward,
9736 mips_function_value): Likewise.
9737 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9738 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9739 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9740 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9741 mips_function_value): Likewise.
9742 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9744 * config/mmix/mmix.c (mmix_pass_by_reference,
9745 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9746 mmix_encode_section_info): Likewise.
9747 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9749 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9750 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9751 mn10300_function_value): Likewise.
9752 * config/mt/mt-protos.h (mt_function_value): Likewise.
9753 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9754 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9755 * config/pa/pa-protos.h (function_arg_padding, function_value,
9756 pa_return_in_memory): Likewise.
9757 * config/pa/pa.c (pa_pass_by_reference,
9758 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9759 function_arg_padding, function_value, pa_return_in_memory):
9761 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9762 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9763 function_arg_padding): Likewise.
9764 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9765 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9766 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9767 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9768 function_arg_padding, altivec_expand_dst_builtin,
9769 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9770 altivec_init_builtins, rs6000_common_init_builtins,
9771 rs6000_function_value): Likewise.
9772 * s390/s390-protos.h (s390_function_value): Likewise.
9773 * config/s390/s390.c (s390_function_arg_size,
9774 s390_pass_by_reference, s390_return_in_memory,
9775 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9776 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9777 * config/score/score-protos.h (score_function_value): Likewise.
9778 * config/score/score.c (score_arg_partial_bytes,
9779 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9780 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9781 score_pass_by_reference, score_add_offset, score_function_value):
9783 * config/sh/sh-protos.h (sh_attr_renesas_p,
9784 sh_promote_prototypes): Likewise.
9785 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9786 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9787 sh_attr_renesas_p): Likewise.
9788 * config/sparc/sparc-protos.h (function_value,
9789 function_arg_padding): Likewise.
9790 * config/sparc/sparc.c (sparc_promote_prototypes,
9791 sparc_return_in_memory, sparc_pass_by_reference,
9792 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9793 function_arg_record_value_2, function_arg_record_value_1,
9794 function_arg_record_value, function_arg_record_value,
9795 function_arg_padding, function_value): Likewise.
9796 * config/spu/spu-protos.h (spu_function_value): Likewise.
9797 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9798 spu_function_value): Likewise.
9799 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9801 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9802 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9803 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9805 * config/v850/v850.c (v850_return_in_memory,
9806 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9807 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9808 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9809 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9810 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9812 * explow.c (promote_mode, hard_function_value): Likewise.
9813 * expr.h (hard_function_value, promote_mode): Likewise.
9814 * function.c (aggregate_value_p): Likewise.
9815 * hooks.c (hook_bool_const_tree_true): New.
9816 * hooks.h (hook_bool_const_tree_true): New.
9817 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9818 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9819 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9820 TARGET_RETURN_IN_MSB): Likewise.
9821 * target.h (promote_function_args, promote_function_return,
9822 promote_prototypes, return_in_memory, return_in_msb,
9823 pass_by_reference, must_pass_in_stack, callee_copies,
9824 function_value): Likewise.
9825 * targhooks.c (default_return_in_memory,
9826 hook_pass_by_reference_must_pass_in_stack,
9827 hook_callee_copies_named,
9828 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9829 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9830 default_function_value): Likewise.
9831 * targhooks.h (default_return_in_memory,
9832 hook_pass_by_reference_must_pass_in_stack,
9833 hook_callee_copies_named,
9834 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9835 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9836 default_function_value): Likewise.
9837 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9838 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9839 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9840 * tree.c (needs_to_live_in_memory): Likewise.
9841 * tree.h (struct tree_type, needs_to_live_in_memory,
9842 aggregate_value_p, must_pass_in_stack_var_size,
9843 must_pass_in_stack_var_size_or_pad): Likewise.
9844 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9845 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9846 lookup_filename): Likewise.
9848 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9851 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9852 fake fcomi i387 instruction for !TARGET_CMOVE.
9853 (ix86_expand_branch): Expand natural sequence with one jump for
9854 all targets, not only TARGET_CMOVE.
9855 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9856 pattern to implement fake fcomi sequence. Split instruction after
9857 reload to correct compare sequences.
9858 (*cmpfp_xf_cc): Ditto.
9859 (*cmpfp_<mode>_cc): Ditto.
9860 (*cmpfp_u_cc): Ditto.
9861 (*cmpfp_<mode>_cc): Ditto.
9863 2007-08-23 Richard Guenther <rguenther@suse.de>
9865 * tree-pretty-print.c (dump_generic_node): Annotate
9866 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9868 2007-08-23 Richard Guenther <rguenther@suse.de>
9870 * builtins.c (expand_builtin_mathfn): Wrap argument in
9871 save_expr directly instead of re-building the call.
9872 (expand_builtin_mathfn_2): Likewise.
9873 (expand_builtin_mathfn_3): Likewise.
9874 (expand_builtin_interclass_mathfn): Likewise.
9875 (expand_builtin_int_roundingfn): Set arg.
9876 (expand_builtin_int_roundingfn_2): Likewise.
9878 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9880 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9881 *sse_nand<mode>3, *sse_xor<mode>3): New.
9883 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9885 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9886 * config/i386/i386.c (print_operand): Handle ';' code. Output
9887 semicolon for TARGET_MACHO.
9888 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9889 emit semicolon after 'lock' prefix.
9890 (sync_double_compare_and_swap<mode>): Ditto.
9891 (*sync_double_compare_and_swapdi_pic): Ditto.
9892 (*sync_compare_and_swap_cc<mode>): Ditto.
9893 (sync_double_compare_and_swap_cc<mode>): Ditto.
9894 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9895 (sync_old_add<mode>): Ditto.
9896 (sync_add<mode>): Ditto.
9897 (sync_sub<mode>): Ditto.
9898 (sync_ior<mode>): Ditto.
9899 (sync_and<mode>): Ditto.
9900 (sync_xor<mode>): Ditto.
9902 2007-08-22 Chao-ying Fu <fu@mips.com>
9904 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9906 (copy_rtx): Handle CONST_FIXED.
9907 (rtx_equal_p): Likewise.
9908 * rtl.h (fixed_value.h): New include.
9909 (rtx_def): Add a new field of fixed_value to u.
9910 (XCNMPFV): Define for accessing fixed_value.
9911 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9913 * rtl.def (CONST_FIXED): New constant.
9914 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9915 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9916 US_ASHIFT): New codes.
9917 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9918 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9919 unsigned_fract_convert, unsigned_sat_fract): Document them.
9920 * varasm.c (assemble_integer): Extend to support fixed-point constants
9921 by using different machine classes.
9922 (decode_addr_const): Handle FIXED_CST.
9923 (const_hash_1): Likewise.
9924 (compare_constant): Likewise.
9925 (copy_constant): Likewise.
9926 (const_rtx_hash_1): Handle CONST_FIXED.
9927 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9928 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9930 (initializer_constant_valid_p): Handle FIXED_CST.
9931 (output_constant): Support FIXED_POINT_TYPE.
9932 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9933 * cse.c (hash_rtx): Support CONST_FIXED.
9934 (exp_equiv_p): Likewise.
9935 (cannon_reg): Likewise.
9936 (fold_rtx): Likewise.
9937 (equiv_constant): Likewise.
9938 (cse_process_notes_1): Likewise.
9939 (count_reg_usage): Likewise.
9940 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9941 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9942 (wrap_constant): Check CONST_FIXED.
9943 (cselib_hash_rtx): Support CONST_FIXED.
9944 (cselib_subst_to_values): Likewise.
9945 * df-scan.c (df_uses_record): Likewise.
9946 * gcse.c (want_to_gcse_p): Likewise.
9947 (oprs_unchanged_p): Likewise.
9948 (oprs_not_set_p): Likewise.
9949 (compute_transp): Likewise.
9950 (extract_mentioned_regs_helper): Likewise.
9951 * genemit.c (gen_exp): Likewise.
9952 * local-alloc.c (equiv_init_varies_p): Likewise.
9953 (contains_replace_regs): Likewise.
9954 (memref_referenced_p): Likewise.
9955 * loop-invariant.c (check_maybe_invariant): Likewise.
9956 (hash_invariant_expr_1): Likewise.
9957 (invariant_expr_equal_p): Likewise.
9958 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9959 * regclass.c (reg_scan_mark_refs): Likewise.
9960 * regrename.c (scan_rtx): Likewise.
9961 * resource.c (mark_referenced_resources): Likewise.
9962 (mark_set_resources): Likewise.
9963 * rtlanal.c (rtx_unstable_p): Likewise.
9964 (rtx_varies_p): Likewise.
9965 (count_occurrences): Likewise.
9966 (reg_mentioned_p): Likewise.
9967 (modified_between_p): Likewise.
9968 (modified_in_p): Likewise.
9969 (volatile_insn_p): Likewise.
9970 (volatile_refs_p): Likewise.
9971 (side_effects_p): Likewise.
9972 (may_trap_p_1): Likewise.
9973 (inequality_comparisons_p): Likewise.
9974 (computed_jump_p_1): Likewise.
9975 (commutative_operand_precedence): Likewise.
9976 * sched-deps.c (sched_analyze_2): Likewise.
9977 * sched-vis.c (print_value): Likewise.
9978 * reload.c (operands_match_p): Likewise.
9979 (subst_reg_equivs): Likewise.
9980 * reload1.c (eliminate_regs_1): Likewise.
9981 (elimination_effects): Likewise.
9982 (scan_paradoxical_subregs): Likewise.
9983 * alias.c (rtx_equal_for_memref_p): Likewise.
9984 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9985 * emit-rtl.c (const_fixed_htab): New hash table.
9986 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9988 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9989 const_fixed_from_fixed_value): New functions.
9990 (verify_rtx_sharing): Handle CONST_FIXED.
9991 (copy_rtx_if_shared_1): Likewise.
9992 (reset_used_flags): Likewise.
9993 (set_used_flags): Likewise.
9994 (copy_insn_1): Likewise.
9995 (init_emit_once): Create const_fixed_htab.
9996 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9998 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10000 PR tree-optimization/32949
10001 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10002 before failing for ivs with non-constant step.
10004 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10006 * doc/md.texi (Iterators): Renamed from Macros. All contents
10007 changed to reflect rename of respectively define_code_macro and
10008 define_mode_macro to define_code_iterator and define_mode_iterator.
10009 (Mode Iterators, Code Iterators): Similar.
10010 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10011 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10012 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10013 (initialize_iterators, find_iterator, check_code_iterator)
10014 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10015 (read_mapping, read_rtx_1): Similar.
10016 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10017 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10018 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10019 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10020 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10021 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10022 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10023 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10024 config/rs6000/sync.md, config/rs6000/rs6000.md,
10025 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10026 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10027 config/vax/vax.md, config/bfin/bfin.md: Similar.
10029 2007-08-22 David Daney <ddaney@avtrex.com>
10031 * doc/install.texi (Testing): Mention testing on a simulator.
10033 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10035 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10037 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10038 and rearrange floating point conversion functions into different
10041 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10043 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10044 dfa_post_advance_cycle): New scheduler hooks.
10045 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10046 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10048 (TARGET_SCHED): Use them.
10049 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10050 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10051 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10053 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10054 function to facilitate debugging.
10055 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10056 (output_insn_has_dfa_reservation_p): New static function to output
10057 insn_has_dfa_reservation_p ().
10058 (write_automata): Use it.
10059 * genattr.c (main): Output declaration for
10060 insn_has_dfa_reservation_p ().
10062 2007-08-22 Christian Bruel <christian.bruel@st.com>
10063 Richard Guenther <rguenther@suse.de>
10065 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10066 * simplify_rtx (simplify_binary_operation_1): Likewise.
10068 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10070 PR rtl-optimization/32557
10071 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10072 of REGNO (mws->mw_reg).
10074 2007-08-22 Richard Guenther <rguenther@suse.de>
10076 PR middle-end/33007
10077 * builtins.c (expand_builtin_int_roundingfn): Replace call
10078 argument wrapped with SAVE_EXPR directly.
10079 (expand_builtin_int_roundingfn_2): Likewise.
10081 2007-08-22 Richard Guenther <rguenther@suse.de>
10083 * tree-inline.c (inlinable_function_p): Restore disregarding
10084 inline limits for GNU extern inline functions.
10086 2007-08-22 Richard Guenther <rguenther@suse.de>
10088 PR middle-end/32563
10089 * tree.c (host_integerp): Treat sizetype as signed as it is
10092 2007-08-21 Ian Lance Taylor <iant@google.com>
10094 PR tree-optimization/33134
10095 * tree-vrp.c (adjust_range_with_scev): Call
10096 set_value_range_to_value.
10098 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10100 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10103 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10105 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10108 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10110 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10111 cases to set eight bytes at a time.
10112 (expand_block_move): Likewise.
10114 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10117 * dwarf2out.c (gen_decl_die): Don't call
10118 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10120 2007-08-21 Paul Brook <paul@codesourcery.com>
10121 Nathan Sidwell <nathan@codesourcery.com>
10122 Mark Mitchell <mark@codesourcery.com>
10123 Joseph Myers <joseph@codesourcery.com>
10125 * configure.ac: Add --with-pkgversion and --with-bugurl.
10126 * configure: Regenerate.
10127 * doc/install.texi: Document them.
10128 * version.c (version_string): Remove VERSUFFIX.
10129 (VERSUFFIX): Remove.
10130 (pkgversion_string): New.
10131 (bug_report_url): Do not hard-code initializer.
10132 * version.h (pkgversion_string): Declare.
10133 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10135 (version.o): Define PKGVERSION and BUGURL.
10136 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10137 (%.pod): Define BUGURL.
10138 * gcc.c (process_command, main): Use pkgversion_string.
10139 * toplev.c (compile_file, print_version): Likewise.
10140 * protoize.c (main): Likewise.
10141 * gcov.c (print_version): Likewise. Update copyright date.
10142 * gcov-dump.c (print_version): Likewise. Update copyright date.
10143 * mips-tdump.c (main): Likewise. Update copyright date.
10144 * mips-tfile.c (main): Likewise. Update copyright date.
10145 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10146 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10147 shorten description.
10148 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10149 * doc/gccint.texi: Likewise.
10150 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10151 Update copyright date.
10153 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10155 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10156 (ix86_expand_strlensi_unroll_1): Ditto.
10157 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10158 (ix86_expand_carry_flag_compare): Update comment.
10160 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10162 PR middle-end/32912
10163 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10164 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10166 2007-08-21 Richard Guenther <rguenther@suse.de>
10168 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10170 2007-08-21 Richard Guenther <rguenther@suse.de>
10172 PR middle-end/33122
10173 * fold-const.c (fold_binary): Remove index +p PTR folding.
10174 Fix types of POINTER_PLUS_EXPR generated by folding of
10177 2007-08-20 Chao-ying Fu <fu@mips.com>
10179 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10180 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10181 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10182 (c_common_fixed_point_type_for_size): Declare.
10183 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10184 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10185 (c_token_starts_declspecs): Likewise.
10186 (c_parser_declspecs): Likewise.
10187 (c_parser_attributes): Likewise.
10188 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10189 (c_declspecs): Add saturating_p.
10190 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10191 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10192 _Sat. Handle RID_SAT.
10193 Avoid using void, bool, char, int, float, double, _Decimal32,
10194 _Decimal64, _Decimal128, and complex with _Sat.
10195 Handle RID_FRACT and RID_ACCUM.
10196 Make sure _Sat is used with _Fract or _Accum.
10197 (finish_declspecs): Handle cts_fract and cts_accum.
10198 * c-common.c (fixed-value.h): New include.
10199 (constant_expression_warning): Handle FIXED_CST.
10200 (overflow_warning): Likewise.
10201 (warnings_for_convert_and_check): Likewise.
10202 (c_common_fixed_point_type_for_size): New.
10203 (c_common_type_for_mode): Handle fixed-point modes to
10204 return various saturating/non-saturating, signed/unsigned types.
10205 (c_common_signed_or_unsigned_type): Support fixed-point types.
10206 (shorten_compare): Check fixed-point zero.
10207 Handle FIXED_POINT_TYPE.
10208 (c_common_truthvalue_conversion): Handle FIXED_CST.
10209 Handle FIXED_POINT_TYPE.
10210 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10212 (handle_mode_attribute): Handle fixed-point modes. Need to check
10213 if the signness of base type and fixed-point modes are consistent.
10214 (handle_vector_size_attribute): Handle fixed-point modes.
10215 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10216 (warn_for_div_by_zero): Check fixed-point zero.
10217 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10218 a common fixed-point type based on fbit, ibit, sign, and saturation.
10219 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10220 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10221 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10222 (convert_for_assignment): Support FIXED_POINT_TYPE.
10223 (digest_init): Handle FIXED_POINT_TYPE.
10224 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10225 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10226 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10227 GE_EXPR, LT_EXPR, GT_EXPR.
10228 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10229 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10230 * target.h (gcc_target): Add fixed_point_supported_p.
10231 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10232 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10233 (default_fixed_point_supported_p): Define.
10234 * targhooks.h (default_fixed_point_supported_p): Declare.
10235 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10236 * doc/install.texi (Configuration): Add --enable-fixed-point.
10237 * configure.ac (--enable-fixed-point): New to enable fixed-point
10238 arithmetic extension to C. For mips targets, we enable it by default.
10239 * configure, config.in: Regenerate.
10241 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10243 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10245 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10247 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10248 DWARF2_DEBUGGING_INFO.
10249 (cold_text_section_used): Same.
10250 (cold_text_section): Same.
10252 2007-08-20 Richard Guenther <rguenther@suse.de>
10254 * c-typeck.c (convert_for_assignment): Use the type of
10255 the member for the initialization.
10257 2007-08-20 Richard Guenther <rguenther@suse.de>
10259 * c-objc-common.c (c_disregard_inline_limits): Remove.
10260 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10261 * cgraphunit.c (cgraph_process_new_functions): Call
10262 disregard_inline_limits_p.
10263 (cgraph_preserve_function_body_p): Likewise.
10264 * ipa-inline.c (compute_inline_parameters): Likewise.
10265 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10267 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10268 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10269 disregard_inline_limits langhook.
10270 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10272 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10273 disregard_inline_limits langhook.
10274 * tree-inline.c (disregard_inline_limits_p): New function.
10275 * tree-inline.h (disregard_inline_limits_p): Declare.
10277 2007-08-20 Richard Guenther <rguenther@suse.de>
10279 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10280 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10281 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10282 auto_var_in_fn_p langhook.
10283 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10285 * tree.c (auto_var_in_fn_p): ... here.
10286 (find_var_from_fn): Call auto_var_in_fn_p directly.
10287 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10288 auto_var_in_fn_p langhook.
10289 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10290 (copy_body_r): Likewise.
10291 (self_inlining_addr_expr): Likewise.
10292 * tree.h (auto_var_in_fn_p): Declare.
10294 2007-08-20 Richard Guenther <rguenther@suse.de>
10296 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10297 (walk_type_fields): Take lh parameter.
10298 (walk_tree): Rename to ...
10299 (walk_tree_1): ... this. Do not call the walk_subtrees
10300 langhook but the now passed callback. Pass lh on recursion.
10301 (walk_tree_without_duplicates): Rename to ...
10302 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10303 and call walk_tree_1.
10304 * tree.h (walk_tree_lh): New typedef.
10305 (walk_tree_1): Declare.
10306 (walk_tree_without_duplicates_1): Likewise.
10307 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10308 (walk_tree_without_duplicates): New define to
10309 walk_tree_without_duplicates_1 with NULL lh parameter.
10310 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10311 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10313 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10314 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10315 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10318 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10320 PR middle-end/30564
10321 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10322 code in front of the compacting of basic blocks.
10323 Move the folding of statements inbetween the cgraph checking
10324 and compacting of basic blocks.
10326 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10327 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10330 * config/alpha/alpha.c (va_list_skip_additions): Check for
10331 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10332 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10333 PLUS_EXPR when checking ap.__base.
10334 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10335 when doing addition on pointer types. Use size_int instead of
10337 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10338 ptr_type in the second operand.
10340 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10343 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10345 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10347 PR middle-end/32940
10348 * cfgexpand.c (expand_one_register_var): Mark pointer
10349 DECL_ARTIFICIAL as REG_POINTER also.
10350 * stmt.c (expand_decl): Likewise.
10352 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10359 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10360 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10361 on_worklist argument and avoid adding things to worklist multiple
10363 (add_to_worklist): Ditto.
10364 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10365 single SFT is clobbered.
10366 (set_initial_properties): Ditto.
10367 (compute_call_clobbered): Update for changes to function
10369 (create_overlap_variables_for): Always create SFT for offset 0.
10370 (create_structure_vars): Handle PHI's, since we are in SSA form at
10372 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10373 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10375 (add_vars_for_offset): Figure out aliases from access + points-to.
10376 (add_virtual_operand): Use add_vars-for_offset.
10377 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10378 (add_call_clobber_ops): Remove makes_clobbering_call set.
10379 (get_expr_operands): Always pass through the INDIRECT_REF
10381 * tree-ssa-structalias.c (struct constraint_graph): Remove
10383 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10384 address_taken, pt_used, number_incoming.
10385 (FIRST_ADDR_NODE): Removed.
10386 (merge_graph_nodes): Remove broken code for the moment.
10387 (init_graph): New function.
10388 (build_pred_graph): Remove code to init_graph.
10389 Add location equivalence support.
10390 (struct scc_info): Rename roots to deleted.
10391 (scc_visit): Ditto.
10392 (init_scc_info): Ditto
10393 (init_topo_info): Use graph->size.
10394 (compute_topo_order): Ditto.
10395 (do_da_constraint): Removed.
10396 (do_sd_constraint): Remove calls to find().
10397 set_union_with_increment should always get 0 as last arg here.
10398 (do_complex_constraint): Replace do_da_constraint with assert.
10400 (struct equiv_class_label): New.
10401 (pointer_equiv_class_table): Ditto.
10402 (location_equiv_class_table): Ditto.
10403 (equiv_class_label_hash): Ditto.
10404 (equiv_class_label_eq): Ditto
10405 (equiv_class_lookup): Ditto.
10406 (equiv_class_ladd): Ditto.
10407 (pointer_equiv_class): Ditto.
10408 (location_equiv_class): Ditto.
10409 (condense_visit): Rename and rewrite from label_visit to do only
10410 SCC related stuff for HU.
10411 (label_visit): Do HU work for HU.
10412 (perform_var_substitution): Update to do HU and location
10414 (free_var_substitution_info): Update to free HU and location
10415 equivalence structures. */
10416 (find_equivalent_node): Update for pointer but not location
10418 (unite_pointer_equivalences): New function.
10419 (move_complex_constraints): Rewrite to only do moving.
10420 (rewrite_constraints): Split out of move_complex_constraints.
10421 (solve_graph): Use graph->size.
10422 (process_constraint_1): Add from_call argument, use it.
10423 Split *a = &b into two constraints.
10424 (process_constraint): Use new process_constraint_1.
10425 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10426 (get_constraint_for): Handle non-pointer integers properly.
10427 Remove code that used to handle structures.
10428 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10429 with unknown addends.
10430 (handle_rhs_call): New function.
10431 (find_func_aliases): Use handle_rhs_call.
10432 (set_uids_in_ptset): Add an assert.
10433 (set_used_smts): Fix bug in not considering unified vars.
10434 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10435 (compute_points_to_sets): Update for other function changes.
10436 (delete_points_to_sets): Ditto.
10437 (ipa_pta_execute): Ditto.
10438 (pass_ipa_pta): We need to update SSA after ipa_pta.
10440 2007-08-19 Jan Hubicka <jh@suse.cz>
10442 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10444 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10446 * dwarf2out.c (text_section_used, cold_text_section_used,
10447 cold_text_section, dwarf2out_note_section_used): New.
10448 (dwarf2out_init): Initialize cold_text_section.
10449 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10450 dwarf2out_note_section_used.
10451 (size_of_aranges): Only count entry for text section if it was
10452 used. Count entry for cold text section if it was used.
10453 (output_aranges): Only output entries for text section and cold
10454 text section if they were used.
10456 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10458 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10460 (debug_generic_stmt): Likewise.
10461 (debug_tree_chain): Likewise.
10463 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10465 * tree-data-refs.c (split_constant_offset): Expose.
10466 * tree-data-refs.h (split_constant_offset): Add declaration.
10468 * tree-vectorizer.h (dr_alignment_support): Renamed
10469 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10470 Added a new value dr_explicit_realign.
10471 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10472 dr_offset, dr_step, and dr_aligned_to, along with new access
10473 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10474 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10475 STMT_VINFO_DR_ALIGNED_TO.
10477 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10479 In case of outer-loop vectorization with non-fixed misalignment - use
10480 the dr_explicit_realign scheme instead of the optimized realignment
10482 (new_stmt_vec_info): Initialize new fields.
10484 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10485 'nested_in_vect_loop' case. Change verbosity level.
10486 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10487 Don't fail on zero step in the outer-loop for loads.
10488 (vect_analyze_data_refs): Call split_constant_offset to calculate
10489 base, offset and init relative to the outer-loop.
10491 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10492 BSI function argument with a new function argument - at_loop.
10493 Simplify the condition that determines STEP. Takes additional argument
10494 INV_P. Support outer-loop vectorization (handle the
10495 nested_in_vect_loop case), including zero step in the outer-loop. Call
10496 vect_create_addr_base_for_vector_ref with additional argument.
10497 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10498 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10499 Fixed and simplified calculation of step.
10500 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10501 of bsi, and with additional argument. Call bump_vector_ptr with
10502 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10503 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10504 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10505 when the realignment setup needs to take place inside the loop.
10506 Support the dr_explicit_realign scheme. Allow generating the optimized
10507 realignment scheme for outer-loop vectorization. Added documentation.
10508 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10509 the 'nested_in_vect_loop' case, including loads that are invariant in
10510 the outer-loop and the realignment schemes. Handle the case when the
10511 realignment setup needs to take place inside the loop. Call
10512 vect_setup_realignment with additional arguments. Call
10513 vect_create_data_ref_ptr with additional argument and with loop instead
10514 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10515 (vect_gen_niters_for_prolog_loop): Call
10516 vect_create_addr_base_for_vector_ref with additional arguments.
10517 (vect_create_cond_for_align_checks): Likewise.
10518 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10519 scheme: takes additional argument bump; argument ptr_incr is now
10520 optional; updated documentation.
10521 (vect_init_vector): Takes additional argument (bsi). Use it, if
10522 available, to insert the vector initialization.
10523 (get_initial_def_for_induction): Pass additional argument in call to
10525 (vect_get_vec_def_for_operand): Likewise.
10526 (vect_setup_realignment): Likewise.
10527 (vectorizable_load): Likewise.
10529 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10531 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10532 as argument instead of struct loop.
10533 (nested_in_vect_loop_p): New function.
10534 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10535 vect_used_in_outer.
10536 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10537 from other phis in the loop.
10538 (destroy_loop_vec_info): Add additional argument to declaration.
10540 * tree-vectorizer.c (supportable_widening_operation): Also check if
10541 nested_in_vect_loop_p (don't allow changing the order in this case).
10542 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10543 of struct loop. Call nested_in_vect_loop_p and don't require
10544 flag_unsafe_math_optimizations if it returns true.
10545 (new_stmt_vec_info): When setting def_type for phis differentiate
10546 loop-header phis from other phis.
10547 (bb_in_loop_p): New function.
10548 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10549 just update their loop_vinfo. Order of BB traversal now matters -
10550 call dfs_enumerate_from with bb_in_loop_p.
10551 (destroy_loop_vec_info): Takes additional argument to control whether
10552 stmt_vinfo of the loop stmts should be destroyed as well.
10553 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10554 reduction stmt to be defines by a non loop-header phi.
10555 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10557 * tree-vect-transform.c (vectorizable_reduction): Call
10558 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10559 (vectorizable_call): Likewise.
10560 (vectorizable_conversion): Likewise.
10561 (vectorizable_operation): Likewise.
10562 (vectorizable_type_promotion): Likewise.
10563 (vectorizable_type_demotion): Likewise.
10564 (vectorizable_store): Likewise.
10565 (vectorizable_live_operation): Likewise.
10566 (vectorizable_reduction): Likewise. Also pass loop_info to
10567 vect_is_simple_reduction instead of loop.
10568 (vect_init_vector): Call nested_in_vect_loop_p.
10569 (get_initial_def_for_reduction): Likewise.
10570 (vect_create_epilog_for_reduction): Likewise.
10571 (vect_init_vector): Check which loop to work with, in case there's an
10573 (get_initial_def_for_inducion): Extend to handle outer-loop
10574 vectorization. Fix indentation.
10575 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10576 In the case vect_induction_def get the vector def from the induction
10577 phi node, instead of calling get_initial_def_for_inducion.
10578 (get_initial_def_for_reduction): Extend to handle outer-loop
10580 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10582 (vect_transform_loop): Change assert to just skip this case. Add a
10584 (vect_finish_stmt_generation): Add a couple asserts.
10586 (vect_estimate_min_profitable_iters): Multiply
10587 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10589 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10590 this is an inner-loop reduction in outer-loop vectorization.
10592 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10593 Same code as what used to be vect_analyze_scalar_cycles, only with
10594 additional argument loop, and loop_info passed to
10595 vect_is_simple_reduction instead of loop.
10596 (vect_analyze_scalar_cycles): Code factored out into
10597 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10598 Updated documentation.
10599 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10600 outer-loop vectorization that are live or not used in the outerloop,
10601 cause this requires special handling.
10602 (vect_enhance_data_refs_alignment): Don't consider versioning for
10604 (vect_analyze_data_refs): Check that there are no datarefs in the
10606 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10607 and vect_used_in_outer_by_reduction cases.
10608 (process_use): Also consider the case of outer-loop stmt defining an
10609 inner-loop stmt and vice versa.
10610 (vect_analyze_loop_1): New function.
10611 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10612 loops. Call vect_analyze_loop_1.
10613 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10614 been vectorized. Call destroy_loop_vec_info with additional argument.
10616 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10617 in the inner-loop when doing outer-loop vectorization. Add
10618 documentation and printout.
10619 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10620 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10622 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10624 * tree-affine.h (print_aff): New prototype.
10625 (debug_aff): Likewise.
10626 * tree-affine.c (print_aff): New function.
10627 (debug_aff): Likewise.
10629 2007-08-18 Paul Brook <paul@codesourcery.com>
10630 Joseph Myers <joseph@codesourcery.com>
10632 * common.opt (-fdebug-prefix-map=): New option.
10633 * opts.c: Include debug.h.
10634 (common_handle_option): Handle -fdebug-prefix-map.
10635 * final.c: Include ggc.h.
10636 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10637 remap_debug_filename): New.
10638 * Makefile.in (final.o, opts.o): Update dependencies.
10639 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10640 * configure.ac: Check for assembler --debug-prefix-map support.
10641 * configure, config.in: Regenerate.
10642 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10643 (ASM_DEBUG_SPEC): Include ASM_MAP.
10644 * doc/install.texi (--with-debug-prefix-map): Document.
10645 * doc/invoke.texi (-fdebug-prefix-map): Document.
10646 * dbxout.c (dbxout_init, dbxout_start_source_file,
10647 dbxout_source_file): Call remap_debug_filename.
10648 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10649 dwarf2out_start_source_file, dwarf2out_finish): Call
10650 remap_debug_filename.
10651 (file_table_relative_p): Do not check d->emitted_number.
10652 * toplev.c (output_file_directive): Call remap_debug_filename.
10653 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10654 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10656 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10658 * loop-invariant.c (find_invariants_to_move): Add missing macro
10661 2007-08-17 Tom Tromey <tromey@redhat.com>
10663 * tree.h (struct tree_label_decl): Removed old "java" fields.
10665 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10666 Nigel Stephens <nigel@mips.com>
10668 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10669 Treat -mno-data-in-code and -mcode-xonly as aliases for
10670 -mcode-readable=no and -mcode-readable=pcrel respectively.
10671 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10672 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10673 (MULTILIB_DIRNAMES): Update accordingly.
10675 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10677 * Makefile.in (version.o): Depend on $(REVISION) only if
10678 REVISION_s is defined.
10680 2007-08-17 Sa Liu <saliu@de.ibm.com>
10681 Ulrich Weigand <uweigand@de.ibm.com>
10683 PR middle-end/32970
10684 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10685 use build_qualified_type to retain qualifiers of the base type.
10687 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10689 * config/score/score.md : Update pattern tablejump.
10690 * config/score/score.c : Update score_initialize_trampoline
10692 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10693 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10694 * doc/contrib.texi: Add my entry.
10696 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10698 * Makefile.in (REVISION): New.
10701 (version.o): Also depend on $(REVISION). Add
10702 -DREVISION=$(REVISION_s).
10704 * version.c (version_string): Add REVISION.
10706 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10708 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10709 of GOTO that's relocated to a different block.
10711 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10713 * c-common.c (const_strip_array_types): New.
10714 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10715 (const_strip_array_types): New.
10716 * c-objc-common.c (c_disregard_inline_limits,
10717 c_warn_unused_global_decl): Constify.
10718 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10719 c_vla_type_p, c_incomplete_type_error): Likewise.
10720 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10721 * hooks.c (hook_bool_const_tree_false): New.
10722 * hooks.h (hook_bool_const_tree_false): Likewise.
10723 * langhooks-def.h (lhd_warn_unused_global_decl,
10724 lhd_incomplete_type_error, lhd_expr_size,
10725 lhd_tree_inlining_disregard_inline_limits,
10726 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10727 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10728 * langhooks.c (lhd_warn_unused_global_decl,
10729 lhd_incomplete_type_error,
10730 lhd_tree_inlining_disregard_inline_limits,
10731 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10732 lhd_expr_size): Likewise.
10733 * langhooks.h (lang_hooks_for_tree_inlining,
10734 lang_hooks_for_tree_dump, lang_hooks_for_types,
10735 lang_hooks_for_decls, lang_hooks): Likewise.
10736 * pointer-set.c (pointer_set_t, pointer_set_create,
10737 pointer_set_contains, insert_aux, pointer_set_insert,
10738 pointer_set_traverse, pointer_map_t, pointer_map_create,
10739 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10741 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10742 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10743 pointer_map_traverse): Likewise.
10744 * predict.c (assert_is_empty): Likewise.
10745 * tree-affine.c (free_name_expansion): Likewise.
10746 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10747 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10748 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10750 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10752 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10754 (destroy_loop_vec_info): Add call to VEC_free.
10755 * tree-vectorizer.h (may_alias_ddrs): Define.
10756 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10757 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10758 Change reporting to dump.
10759 (vect_is_duplicate_ddr): New.
10760 (vect_mark_for_runtime_alias_test): New.
10761 (vect_analyze_data_ref_dependences) Add call to
10762 vect_mark_for_runtime_alias_test.
10763 (vect_enhance_data_refs_alignment): Define local variable
10764 vect_versioning_for_alias_required, don't perform
10765 peeling for alignment if versioning for alias is
10767 (vect_enhance_data_refs_alignment): Use
10768 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10769 PARAM_VECT_MAX_VERSION_CHECKS.
10770 * tree-vect-transform.c
10771 (vect_create_cond_for_alias_checks): New.
10772 (vect_transform_loop): Add call to
10773 vect_create_cond_for_alias_checks.
10774 (vect_vfa_segment_size): New.
10775 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10777 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10779 (vect-max-version-for-alignment-checks): Document.
10780 (vect-max-version-for-alias-checks): Document.
10781 (vect-max-version-checks): Remove.
10783 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10785 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10786 the same line as the instruction for all asm dialects.
10787 (*rep_movsi): Ditto.
10788 (*rep_movsi_rex64): Ditto.
10789 (*rep_movqi): Ditto.
10790 (*rep_movqi_rex64): Ditto.
10791 (*rep_stosdi_rex64): Ditto.
10792 (*rep_stossi): Ditto.
10793 (*rep_stossi_rex64): Ditto.
10794 (*rep_stosqi): Ditto.
10795 (*rep_stosqi_rex64): Ditto.
10796 (*cmpstrnqi_nz_1): Ditto.
10797 (*cmpstrnqi_nz_rex_1): Ditto.
10798 (*cmpstrnqi_1): Ditto.
10799 (*cmpstrnqi_rex_1): Ditto.
10800 (*strlenqi_1): Ditto.
10801 (*strlenqi_rex_1): Ditto.
10802 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10803 prefix on the same line as the instruction for all asm dialects.
10804 (sync_double_compare_and_swap<mode>): Ditto.
10805 (*sync_double_compare_and_swapdi_pic): Ditto.
10806 (*sync_compare_and_swap_cc<mode>): Ditto.
10807 (sync_double_compare_and_swap_cc<mode>): Ditto.
10808 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10809 (sync_old_add<mode>): Ditto.
10810 (sync_add<mode>): Ditto.
10811 (sync_sub<mode>): Ditto.
10812 (sync_ior<mode>): Ditto.
10813 (sync_and<mode>): Ditto.
10814 (sync_xor<mode>): Ditto.
10816 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10818 PR middle-end/32897
10819 * reload.c (find_reloads): Check that the memory returned by
10820 find_reloads_toplev was not the result of forcing a constant
10822 (find_reloads_toplev): Always use simplify_gen_subreg to get
10823 the subreg of a constant. If the result is also a constant,
10824 but not a legitimate one, force it into the constant pool
10825 and reload its address.
10827 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10829 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10832 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10834 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10835 directive for the current vector ABI.
10837 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10840 * caller-save.c (reg_save_code): Set invalide status on restore code.
10842 2007-08-15 Diego Novillo <dnovillo@google.com>
10844 * tree-ssa-alias.c (compute_memory_partitions): Use
10845 alias_bitmap_obstack to allocate bitmaps.
10846 (reset_alias_info): Factor out of init_alias_info.
10847 Mark all name tags not associated to an SSA name for renaming.
10848 (init_alias_info): Call it.
10849 (create_name_tags): Tidy. Add comments.
10850 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10852 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10854 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10855 scheduler dependencies.
10857 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10859 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10860 "register_operand".
10861 (*iorsi_1_zext): Likewise.
10862 (*iorsi_1_zext_imm): Likewise.
10863 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10864 with "rm"/"xm" constraint.
10865 (sse2_vmsqrtv2df2): Likewise.
10867 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10869 PR middle-end/33074
10870 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10873 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10875 * tree-pass.h (PROP_pta): Removed.
10876 (TODO_rebuild_alias): New.
10877 (pass_may_alias): Removed.
10878 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10879 aliasing if we changed something.
10880 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10882 (pass_may_alias): Removed.
10883 (create_structure_vars): Return TODO_rebuild_alias.
10884 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10885 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10887 (tree_sra_early): We never affect aliasing right now.
10888 * tree-flow.h (compute_may_aliases): New prototype.
10889 * passes.c: Remove pass_may_alias from the passes.
10890 (execute_function_todo): Support TODO_rebuild_alias.
10892 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10894 * config/i386/i386.c (legitimize_address): Move dllimported variable
10895 check infront of legitimizing pic address of CONST symbols.
10897 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10899 PR tree-optimization/32941
10900 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10901 (goto_queue_cmp): Remove.
10902 (find_goto_replacement): Change search method.
10903 (maybe_record_in_goto_queue): Add assert.
10904 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10905 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10907 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10909 * alias.c (component_uses_parent_alias_set): Constify.
10910 * alias.h (component_uses_parent_alias_set): Likewise.
10911 * cfgrtl.c (print_rtl_with_bb): Likewise.
10912 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10913 mpz_get_double_int): Likewise.
10914 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10915 mpz_get_double_int): Likewise.
10916 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10917 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10919 * expr.h (safe_from_p): Likewise.
10920 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10922 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10923 zero_sized_type, goa_lhs_expr_p): Likewise.
10924 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10925 * rtl.h (print_rtl_with_bb): Likewise.
10926 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10927 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10928 * tree-flow-inline.h (bb_stmt_list): Constify.
10929 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10931 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10932 const_first_stmt, const_last_stmt): New.
10933 (block_may_fallthru, empty_block_p): Constify.
10934 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10935 EXPR_ONLY_BODY): New.
10936 (expr_first, expr_last, expr_only): Use macro for body.
10937 (const_expr_first, const_expr_last, const_expr_only): New.
10938 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10939 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10940 ctsi_prev, ctsi_stmt): New.
10941 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10942 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10943 * tree-ssa-loop-niter.c (loop_only_exit_p,
10944 derive_constant_upper_bound): Likewise.
10945 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10946 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10947 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10948 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10949 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10950 * tree.c (get_type_static_bounds): Likewise.
10951 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10952 (get_type_static_bounds): Constify.
10954 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10957 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10958 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10959 (*<addsub><mode>3_cc_overflow): New.
10960 (*add<mode>3_cconly_overflow): New.
10961 (*sub<mode>3_cconly_overflow): New.
10962 (*<addsub>si3_zext_cc_overflow): New.
10963 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10964 CCCmode for LTU, GTU, LEU and GEU.
10965 (ix86_comparison_operator): Likewise.
10966 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10967 * config/i386/i386.c (put_condition_code): Support CCCmode.
10968 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10969 or MINUS expressions.
10971 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10974 * c-typeck.c (build_binary_op): Disallow vector float types with
10975 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10977 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10979 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10980 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10981 (dep_def): New typedef.
10982 (init_dep_1, sd_debug_dep): Declare functions.
10983 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10984 (debug_dep_links): Remove.
10985 (struct _deps_list): New field 'n_links'.
10986 (DEPS_LIST_N_LINKS): New macro.
10987 (FOR_EACH_DEP_LINK): Remove.
10988 (create_deps_list, free_deps_list, delete_deps_list): Remove
10990 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10991 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10992 (copy_deps_list_change_con, move_dep_link): Ditto.
10993 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10994 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10996 (INSN_BACK_DEPS): Remove.
10997 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10999 (INSN_DEP_COUNT): Remove.
11000 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11001 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11002 Declare global variables.
11003 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11004 (add_forw_dep, compute_forward_dependences): Remove declarations.
11005 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11006 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11007 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11009 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11011 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11012 (sd_list_types_def): New typedef.
11013 (sd_next_list): Declare function.
11014 (struct _sd_iterator): New type.
11015 (sd_iterator_def): New typedef.
11016 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11018 (FOR_EACH_DEP): New cycle wrapper.
11019 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11021 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11022 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11025 * sched-deps.c (init_dep_1): Make global.
11026 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11028 (dump_dep): New static function.
11029 (dump_dep_flags): New static variable.
11030 (sd_debug_dep): New function.
11031 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11033 (move_dep_link): Use remove_from_deps_list (), instead of
11034 detach_dep_link ().
11035 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11036 (dep_link_is_detached_p): New static function.
11037 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11039 (dn_pool, dl_pool): New alloc_pools.
11040 (dn_pool_diff, dl_pool_diff): New static variables.
11041 (create_dep_node, delete_dep_node): New static function.
11042 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11043 (deps_list_empty_p): Make it static. Use 'n_links' field.
11044 (deps_pools_are_empty_p): New static function.
11045 (alloc_deps_list, delete_deps_list): Remove.
11046 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11047 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11048 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11049 (forward_dependency_cache): Remove.
11050 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11051 'back' from the names. Change signature to use dep_t instead of
11053 (add_back_dep): Ditto. Make global.
11054 (check_dep_status): Rename to check_dep ().
11055 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11057 (sd_finish_insn): Ditto.
11058 (sd_find_dep_between_no_cache): New static function.
11059 (sd_find_dep_between): New function.
11060 (ask_dependency_caches, set_dependency_caches): New static functions.
11061 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11062 (add_or_update_dep_1): Separate pieces of functionality into
11063 ask_dependency_caches (), update_dependency_caches (),
11064 change_spec_dep_to_hard (), update_dep ().
11065 (get_back_and_forw_lists): New static function.
11066 (sd_add_dep): Separate setting of dependency caches into
11067 set_dependency_caches ().
11068 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11070 (sd_delete_dep): Ditto.
11071 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11072 (dump_lists): New static function.
11073 (sd_debug_lists): New debug function.
11074 (delete_all_dependences, fixup_sched_groups): Update to use
11075 sd_* infrastructure.
11076 (sched_analyze_2): Create data-speculative dependency only if
11077 data-speculation is enabled.
11078 (sched_analyze_insn): If insn cannot be speculative, make all its
11079 dependencies non-speculative.
11080 (sched_analyze): Use sd_init_insn ().
11081 (add_forw_dep, compute_forward_dependencies): Remove.
11082 (delete_dep_nodes_in_back_deps): New static function.
11083 (sched_free_deps): New function.
11084 (init_dependency_caches): Init alloc_pools.
11085 (extend_depedency_caches): Update after removing of
11086 forward_dependency_cache.
11087 (free_dependency_caches): Ditto. Free alloc_pools.
11088 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11089 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11091 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11092 (add_dependence): Use init_dep ().
11093 (get_dep_weak_1): New static function.
11094 (get_dep_weak): Move logic to get_dep_weak_1 ().
11095 (dump_ds): New static function moved from haifa-sched.c:
11096 debug_spec_status ().
11097 (debug_ds): New debug function.
11098 (check_dep_status): Rename to check_dep (). Update to check whole
11101 * haifa-sched.c (spec_info): Make global.
11102 (added_recovery_block_p): Rename to
11103 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11104 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11105 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11106 to use new interfaces.
11107 (ok_for_early_queue_removal): Ditto.
11108 (schedule_block): Initialize logical uids of insns emitted by the
11110 (sched_init): Initialize new variable.
11111 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11113 (extend_global): Initialize insn data.
11114 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11115 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11117 (add_to_speculative_block): Update to use new interfaces.
11118 (create_recovery_block): Set new variables.
11119 (create_check_block_twin, fix_recovery_deps): Update to use new
11121 (sched_insn_is_legitimate_for_speculation_p): New function.
11122 (speculate_insn): Move checking logic to
11123 sched_insn_is_legitimate_for_speculation_p ().
11124 (sched_remove_insn): Finalize sched-deps information of instruction.
11125 (clear_priorities, add_jump_dependencies): Update to use new
11127 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11129 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11130 to use new interfaces.
11131 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11132 (new_ready): Try to use control speculation only if it is available.
11133 (add_branch_dependences): Update to use new interfaces.
11134 (compute_block_backward_dependences): Rename to
11135 compute_block_dependences (). Call
11136 targetm.sched.dependencies_evaluation_hook ().
11137 (free_block_dependencies): New static function.
11138 (debug_dependencies): Update to use new interfaces.
11139 (schedule_region): Remove separate computation of forward dependencies.
11140 Move call of targetm.sched.dependencies_evaluation_hook () to
11141 compute_block_dependences (). Free dependencies at the end of
11142 scheduling the region.
11144 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11146 (add_deps_for_risky_insns): Ditto.
11147 (schedule_ebb): Remove separate computation of forward dependencies.
11148 Free dependencies at the end of scheduling the ebb.
11150 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11151 (build_intra_loop_deps): Ditto. Remove separate computation of
11152 forward dependencies. Free sched-deps dependencies.
11154 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11155 to use new interfaces.
11156 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11158 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11160 (is_costly_group): Ditto.
11162 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * alias.c (rtx_equal_for_memref_p): Constify.
11165 * basic-block.h (const_edge, const_basic_block): New.
11166 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11167 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11168 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11169 probably_never_executed_bb_p, edge_probability_reliable_p,
11170 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11171 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11173 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11174 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11176 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11177 flow_nodes_print, dfs_enumerate_from): Likewise.
11178 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11179 control_flow_insn_p, count_basic_blocks): Likewise.
11180 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11181 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11182 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11183 average_num_loop_insns, loop_exit_edge_p,
11184 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11185 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11186 average_num_loop_insns, seq_cost): Likewise.
11187 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11188 * dominance.c (dominated_by_p): Likewise.
11189 * emit-rtl.c (validate_subreg): Likewise.
11190 * except.c (can_throw_internal, can_throw_external): Likewise.
11191 * except.h (can_throw_internal, can_throw_external): Likewise.
11192 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11193 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11194 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11195 simple_mem, store_ops_ok, load_kills_store, find_loads,
11196 store_killed_in_insn, store_killed_after, store_killed_before,
11197 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11199 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11200 noce_mem_write_may_trap_or_fault_p): Likewise.
11201 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11203 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11205 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11206 probably_cold_bb_p, probably_never_executed_bb_p,
11207 edge_probability_reliable_p, br_prob_note_reliable_p,
11208 can_predict_insn_p): Likewise.
11209 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11210 * resource.c (return_insn_p): Likewise.
11211 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11213 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11214 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11215 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11216 verify_gimple_modify_stmt): Likewise.
11217 * tree-chrec.c (is_not_constant_evolution,
11218 is_multivariate_chrec_rec, is_multivariate_chrec,
11219 chrec_contains_symbols, chrec_contains_undetermined,
11220 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11221 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11222 eq_evolutions_p, scev_direction): Likewise.
11223 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11224 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11225 chrec_contains_symbols_defined_in_loop,
11226 chrec_contains_undetermined, tree_contains_chrecs,
11227 evolution_function_is_affine_multivariate_p,
11228 evolution_function_is_univariate_p, chrec_zerop,
11229 evolution_function_is_constant_p, evolution_function_is_affine_p,
11230 evolution_function_is_affine_or_constant_p,
11231 tree_does_not_contain_chrecs, chrec_type): Likewise.
11232 * tree-data-ref.c (tree_fold_divides_p,
11233 object_address_invariant_in_loop_p, dr_may_alias_p,
11234 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11235 same_access_functions, constant_access_functions,
11236 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11238 * tree-flow.h (scev_direction): Likewise.
11239 * tree-gimple.c (is_gimple_stmt): Likewise.
11240 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11242 * tree-pretty-print.c (op_prio): Likewise.
11243 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11244 analyzable_condition, backedge_phi_arg_p): Likewise.
11245 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11246 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11247 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11250 2007-08-13 Dan Hipschman <dsh@google.com>
11253 * c-format.c (check_format_arg): Move check for zero-length
11254 format strings below the check for unterminated strings.
11256 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11259 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11262 2007-08-13 Nick Clifton <nickc@redhat.com>
11264 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11266 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11269 * c-format.c (gcc_gfc_length_specs): New array.
11270 (gcc_gfc_char_table): Add unsigned specifier, and references to
11271 the l length modifier.
11272 (format_types_orig): Use the new gcc_gfc_length_specs.
11274 2007-08-12 Sa Liu <saliu@de.ibm.com>
11276 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11277 and with REG_RETVAL note after split.
11279 2007-08-11 David Daney <ddaney@avtrex.com>
11281 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11282 as ATTRIBUTE_UNUSED.
11284 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11285 Segher Boessenkool <segher@kernel.crashing.org>
11287 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11288 HAVE_LOCAL_CPU_DETECT not defined.
11290 2007-08-11 Jan Hubicka <jh@suse.cz>
11292 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11293 (cgraph_process_new_functions): Honor previous value of
11294 disregard_inline_limits.
11295 * ipa-inline.c (compute_inline_parameters): Likewise.
11297 2007-08-11 Ian Lance Taylor <iant@google.com>
11299 * alias.h (alias_set_type): Define new type.
11300 (ALIAS_SET_MEMORY_BARRIER): Use it.
11301 * rtl.h: Include alias.h.
11302 (struct mem_attrs): Use alias_set_type.
11303 * tree.h: Include alias.h
11304 (struct tree_type): Use alias_set_type.
11305 (struct tree_struct_field_tag): Likewise.
11306 (struct tree_decl_common): Likewise.
11307 * alias.c (struct alias_set_entry): Use alias_set_type.
11308 (get_alias_set_entry, alias_set_subset_of): Likewise.
11309 (alias_sets_conflict_p): Likewise.
11310 (alias_sets_must_conflict_p): Likewise.
11311 (objects_must_conflict_p): Likewise.
11312 (get_alias_set, new_alias_set): Likewise.
11313 (record_alias_subset, record_component_aliases): Likewise.
11314 (varargs_set, frame_set): Change to alias_set_type.
11315 (get_varargs_alias_set): Use alias_set_type.
11316 (get_frame_alias_set): Likewise.
11317 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11318 * dse.c (struct store_info): Use alias_set_type.
11319 (struct read_info, struct clear_alias_mode_holder): Likewise.
11320 (clear_alias_set_lookup, canon_address): Likewise.
11321 (record_store, check_mem_read_rtx): Likewise.
11322 (dse_record_singleton_alias_set): Likewise.
11323 (dse_invalidate_singleton_alias_set): Likewise.
11324 * emit-rtl.c (get_mem_attrs): Likewise.
11325 (set_mem_attributes_minus_bitpos): Likewise.
11326 (set_mem_alias_set): Likewise.
11327 * expr.c (store_constructor_field, store_field): Likewise.
11328 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11329 * langhooks.c (lhd_get_alias_set): Likewise.
11330 * langhooks-def.h (lhd_get_alias_set): Likewise.
11331 * reload1.c (alter_reg): Likewise.
11332 * tree-flow.h (struct fieldoff): Likewise.
11333 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11334 (may_alias_p, get_smt_for, create_sft): Likewise.
11335 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11336 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11337 (merge_smts_into): Likewise.
11338 * varasm.c (const_alias_set): Likewise.
11339 * c-common.c (strict_aliasing_warning): Likewise.
11340 (c_common_get_alias_set): Likewise.
11341 * dse.h (dse_record_singleton_alias_set): Update declaration.
11342 (dse_invalidate_singleton_alias_set): Likewise.
11343 * emit-rtl.h (set_mem_alias_set): Likewise.
11344 * c-common.h (c_common_get_alias_set): Likewise.
11345 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11346 * print-tree.c (print_node): Likewise.
11347 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11349 (alpha_setup_incoming_varargs): Use alias_set_type.
11350 * config/i386/i386.c (setup_incoming_varargs_64): Use
11352 (setup_incoming_varargs_ms_64): Likewise.
11353 (ix86_GOT_alias_set): Likewise.
11354 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11355 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11356 (set): Change to alias_set_type.
11357 (get_TOC_alias_set): Use alias_set_type.
11358 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11360 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11361 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11363 (struct_value_alias_set): Likewise.
11364 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11366 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11368 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11369 * config/vxworks.h (TARGET_VXWORKS): Override.
11370 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11371 "mips" if TARGET_VXWORKS.
11373 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11375 * calls.c (avoid_likely_spilled_reg): New function.
11376 (expand_call): Use it.
11378 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11380 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11382 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11384 * config/mips/predicates.md (const_call_insn_operand): Invoke
11385 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11387 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11390 * config/rs6000/driver-rs6000.c: Include link.h.
11391 Use ElfW instead of wordsize-specif typedef.
11393 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11395 * system.h (CONST_CAST): New.
11396 * c-decl.c (c_make_fname_decl): Use it.
11397 * c-lex.c (cb_ident, lex_string): Likewise.
11398 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11399 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11400 give_switch, set_multilib_dir): Likewise.
11401 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11402 * passes.c (execute_one_pass): Likewise.
11403 * prefix.c (update_path): Likewise.
11404 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11405 * tree.c (build_string): Likewise.
11407 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11409 * tree-flow-inline.h (is_exec_stmt): Remove.
11410 (is_label_stmt): Remove.
11411 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11414 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11416 * lower-subreg.c (resolve_shift_zext): Don't adjust
11417 src_reg_num for wordmode operands.
11419 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11420 David Ung <davidu@mips.com>
11422 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11423 (TARGET_SCHED_REORDER2): Define.
11424 (mips_maybe_swap_ready): New.
11425 (mips_last_74k_agen_insn): New.
11426 (mips_74k_agen_init): New.
11427 (mips_74k_agen_reorder): New function to group loads and stores
11428 in the ready queue.
11429 (mips_sched_init): New.
11430 (mips_sched_reorder): Don't do initialization here. Call
11431 mips_74k_agen_reorder.
11432 (mips_variable_issue): Call mips_74k_agen_init.
11434 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11436 * tree-flow-inline.h (get_filename): Remove.
11438 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11440 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11442 (mips_fetch_insns): Delete in favor of...
11443 (mips_load_store_insns): ...this new function.
11444 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11445 to say whether multiword moves _might_ be split.
11446 (mips_fetch_insns): Delete in favor of...
11447 (mips_load_store_insns): ...this new function.
11448 (mips_rtx_costs): Update the call to mips_address_insns.
11449 (mips_address_cost): Likewise.
11450 * config/mips/mips.md (length): Use mips_load_store_insns instead
11451 of mips_fetch_insns.
11452 * config/mips/constraints.md (R): Use mips_address_insns rather
11453 than mips_fetch_insns. Assume that the move never needs to be split.
11455 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11457 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11458 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11459 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11460 * config/mips/mips.h (mips16_hard_float): Delete.
11461 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11462 definitions, and replace with....
11463 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11464 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11465 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11466 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11467 (override_options): Replace MASK_SOFT_FLOAT references with
11468 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11469 and mips16_hard_float when TARGET_MIPS16.
11471 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11474 * c-typeck.c (build_binary_op): Check for non pointer types before
11475 calling int_fits_type_p.
11477 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11479 PR middle-end/32813
11480 * fold-const.c (omit_one_operand): Return only the ommitted expression
11481 if the result is an empty statement.
11482 (pedantic_omit_one_operand): Likewise.
11484 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11486 * c-typeck.c (readonly_error): Improve error for assignment.
11488 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11490 (pp_c_expression): Ditto.
11492 2007-08-09 Simon Baldwin <simonb@google.com>
11494 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11495 break that was preventing simplify_associative_operation() for xor.
11497 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11498 Nigel Stephens <nigel@mips.com>
11500 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11501 Document change in interpretation of value from boolean to
11503 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11504 ffs and ctz using clz.
11505 (expand_unop): Call them.
11506 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11508 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11509 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11510 enable the new ffs expansion on this target.
11512 2007-08-09 Jan Hubicka <jh@suse.cz>
11514 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11515 (expand_ternary_op): Likewise.
11516 (expand_vec_shift_expr): Likewise.
11517 (expand_binop_directly): Likewise.
11518 (expand_binop): Likewise.
11519 (sign_expand_binop): Likewise.
11520 (expand_twoval_unop): Likewise.
11521 (expand_twoval_binop): Likewise.
11522 (expand_twoval_binop_libfunc): Likewise.
11523 (widen_clz): Likewise.
11524 (widen_bswap): Likewise.
11525 (expand_parity): Likewise.
11526 (expand_unop): Likewise.
11527 (expand_abs_nojump): Likewise.
11528 (expand_copysign): Likewise.
11529 (emit_no_conflict_block): Likewise.
11530 (emit_libcall_block): Likewise.
11531 (can_compare_p): Likewise.
11532 (prepare_cmp_insn): Likewise.
11533 (emit_cmp_and_jump_insn_1): Likewise.
11534 (prepare_float_lib_cmp): Likewise.
11535 (emit_conditional_add): Likewise.
11536 (gen_add2_insn): Likewise.
11537 (have_add2_insn): Likewise.
11538 (gen_sub2_insn): Likewise.
11539 (have_sub2_insn): Likewise.
11540 (can_extend_p): Likewise.
11541 (can_fix_p): Likewise.
11542 (can_float_p): Likewise.
11543 (expand_float): Likewise.
11544 (expand_fix): Likewise.
11545 (expand_sfix_optab): Likewise.
11546 (new_optab): Likewise.
11547 (new_convert_optab): Likewise.
11548 (init_libfuncs): Likewise.
11549 (init_interclass_conv_libfuncs): Likewise.
11550 (init_intraclass_conv_libfuncs): Likewise.
11551 (set_conv_libfunc): Likewise.
11552 (init_optabs): Likewise.
11553 (debug_optab_libfuncs): Likewise.
11554 (gen_cond_trap): Likewise.
11555 * optabs.h (optab_handler, convert_optab_hanlder): New.
11556 * genopinit.c: Update optabs generation table.
11557 * reload.c (find_reloads_address_1): Use optabs accestors.
11558 * builtins.c (expand_builtin_mathfn): Likewise.
11559 (expand_builtin_mathfn_2): Likewise.
11560 (expand_builtin_mathfn_3): Likewise.
11561 (expand_builtin_interclass_mathfn): Likewise.
11562 (expand_builtin_sincos): Likewise.
11563 (expand_builtin_cexpi): Likewise.
11564 (expand_builtin_powi): Likewise.
11565 (expand_builtin_strlen): Likewise.
11566 * dojump.c (do_jump): Likewise.
11567 * expr.c (convert_move): Likewise.
11568 (move_by_pieces): Likewise.
11569 (move_by_pieces_ninsns): Likewise.
11570 (can_store_by_pieces): Likewise.
11571 (store_by_pieces_1): Likewise.
11572 (emit_move_via_integer): Likewise.
11573 (emit_move_complex): Likewise.
11574 (emit_move_ccmode): Likewise.
11575 (emit_move_insn_1): Likewise.
11576 (emit_single_push_insn): Likewise.
11577 (store_constructor): Likewise.
11578 (expand_expr_real_1): Likewise.
11579 (do_store_flag): Likewise.
11580 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11581 (enumerate_modes): Likewise.
11582 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11583 (supportable_widening_operation): Likewise.
11584 (supportable_narrowing_operation): Likewise.
11585 * expmed.c (store_bit_field_1): Likewise.
11586 (extract_bit_field_1): Likewise.
11587 (expand_mult_highpart_optab): Likewise.
11588 (expand_smod_pow2): Likewise.
11589 (expand_divmod): Likewise.
11590 (emit_store_flag): Likewise.
11591 * tree-vect-patterns.c
11592 (vect_pattern_recog_1): Likewise.
11593 * tree-ssa-loop-prefetch.c
11594 (nontemporal_store_p): Likewise.
11595 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11596 (vect_create_epilog_for_reduction): Likewise.
11597 (vectorizable_reduction): Likewise.
11598 (vectorizable_operation): Likewise.
11599 (vect_strided_store_supported): Likewise.
11600 (vectorizable_store): Likewise.
11601 (vect_strided_load_supported): Likewise.
11602 (vectorizable_load): Likewise.
11603 * combine.c (simplify_comparison): Likewise.
11604 * tree-vect-generic.c
11605 (type_for_widest_vector_mode): Likewise.
11606 (expand_vector_operations_1): Likewise.
11607 * config/spu/spu.c (spu_expand_mov): Likewise.
11608 (spu_emit_vector_compare): Likewise.
11609 * config/rs6000/rs6000.c
11610 (rs6000_emit_vector_compare): Likewise.
11611 * stmt.c (add_case_node): Likewise.
11612 * reload1.c (gen_reload):
11614 2007-08-09 Michael Matz <matz@suse.de>
11616 * tree.h (fixed_zerop): Declare as taking a const_tree.
11617 * tree.c (fixed_zerop): Take a const_tree.
11619 2007-08-09 Ira Rosen <irar@il.ibm.com>
11621 * tree-vect-transform.c (vectorizable_store): Remove call to
11622 copy_virtual_operands() and call mark_symbols_for_renaming() for
11623 the created vector store.
11624 (vect_setup_realignment): Don't call copy_virtual_operands() and
11625 update_vuses_to_preheader().
11626 (vectorizable_load): Don't call copy_virtual_operands().
11627 (update_vuses_to_preheader): Remove.
11629 2007-08-08 Chao-ying Fu <fu@mips.com>
11631 * tree.def (FIXED_POINT_TYPE): New type.
11632 (FIXED_CST): New constant.
11633 (FIXED_CONVERT_EXPR): New expr.
11634 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11635 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11636 * tree.h (struct tree_base): Add saturating_flag.
11637 Remove one bit of spare for saturating_flag.
11638 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11639 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11640 FIXED_POINT_TYPE_P): Define.
11641 (TYPE_SATURATING): Define.
11642 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11643 (struct tree_fixed_cst): New.
11644 (TYPE_IBIT, TYPE_FBIT): Define.
11645 (tree_node): Add fixed_cst.
11646 (enum tree_index): Add new enumeration values of
11647 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11648 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11649 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11650 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11651 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11652 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11653 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11654 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11655 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11656 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11657 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11658 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11659 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11660 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11661 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11662 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11663 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11664 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11665 (sat_short_fract_type_node, sat_fract_type_node,
11666 sat_long_fract_type_node, sat_long_long_fract_type_node,
11667 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11668 sat_unsigned_long_fract_type_node,
11669 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11670 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11671 unsigned_short_fract_type_node, unsigned_fract_type_node,
11672 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11673 sat_short_accum_type_node, sat_accum_type_node,
11674 sat_long_accum_type_node, sat_long_long_accum_type_node,
11675 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11676 sat_unsigned_long_accum_type_node,
11677 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11678 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11679 unsigned_short_accum_type_node, unsigned_accum_type_node,
11680 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11681 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11682 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11683 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11684 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11685 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11686 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11687 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11688 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11689 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11690 sat_uda_type_node, sat_uta_type_node): New macro.
11691 (make_fract_type, make_accum_type): Declare.
11692 (make_signed_fract_type, make_unsigned_fract_type,
11693 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11694 make_signed_accum_type, make_unsigned_accum_type,
11695 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11696 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11697 make_or_reuse_sat_signed_fract_type,
11698 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11699 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11700 make_or_reuse_sat_unsigned_accum_type): New macro.
11701 (fixed_zerop): Declare.
11702 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11703 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11704 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11705 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11706 * treestruct.def: Add TS_FIXED_CST.
11707 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11708 (tree.o): Likewise.
11709 (tree-dump.o): Likewise.
11710 (print-tree.o): Likewise.
11711 (tree-pretty-print.o): Likewise.
11712 (fold-const.o): Likewise.
11713 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11714 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11715 (is_gimple_min_invariant): Handle FIXED_CST.
11716 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11717 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11718 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11719 (layout_type): Handle FIXED_POINT_TYPE.
11720 (make_fract_type, make_accum_type): New functions.
11721 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11722 * tree-dump.c (fixed-value.h): New include.
11723 (dump_fixed): New function.
11724 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11725 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11726 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11727 * tree-pretty-print.c (fixed-value.h): New include.
11728 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11729 FIXED_CONVERT_EXPR.
11730 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11731 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11732 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11733 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11734 for non-saturating fixed-point types.
11735 (reassociate_bb): Likewise.
11736 * emit-rtl.c (fixed-value.h): New include.
11737 (fconst0, fconst1): New array.
11738 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11739 * tree-vect-generic.c expand_vector_operation): Support
11740 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11741 MODE_VECTOR_UACCUM.
11742 (type_for_widest_vector_mode): Add one parameter for the
11744 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11746 Pass the satp parameter to type_for_mode for fixed-point types.
11747 (expand_vector_operations_1): Pass the saturating flag to
11748 type_for_widest_vector_mode.
11749 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11750 and MODE_VECTOR_UACCUM.
11751 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11752 (vectorizable_condition): Likewise.
11753 * tree.c (fixed-value.h): New include.
11754 (tree_code_size): Support FIXED_CST.
11755 (build_fixed): New function.
11756 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11757 (fixed_zerop): New function.
11758 (tree_node_structure): Support FIXED_CST.
11759 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11760 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11761 (type_hash_eq): Handle FIXED_POINT_TYPE.
11762 (simple_cst_equal): Support FIXED_CST.
11763 (iterative_hash_expr): Handle FIXED_CST.
11764 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11765 (get_narrower): Likewise.
11766 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11767 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11768 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11769 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11771 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11772 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11773 (initializer_zerop): Support FIXED_CST.
11774 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11775 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11776 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11777 (is_base_type): Handle FIXED_POINT_TYPE.
11778 (add_type_attribute): Handle FIXED_POINT_TYPE.
11779 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11780 * print-tree.c (fixed-value.h): New include.
11781 (print_node_brief): Support FIXED_CST.
11782 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11783 * c-pretty-print.c (fixed-value.h): New include.
11784 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11785 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11786 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11787 Support fixed-point types for inner items in VECTOR_TYPE.
11788 (pp_c_direct_declarator): Likewise.
11789 (pp_c_declarator): Likewise.
11790 (pp_c_fixed_constant): New function.
11791 (pp_c_constant): Handle FIXED_CST.
11792 (pp_c_primary_expression): Likewise.
11793 (pp_c_expression): Likewise.
11794 * fold-const.c (fixed-value.h): New include.
11795 (negate_expr_p): Return true for FIXED_CST.
11796 (fold_negate_expr): Support FIXED_CST.
11797 (split_tree): Support FIXED_CST.
11798 (const_binop): Support FIXED_CST.
11799 (fold_convert_const_int_from_fixed): New function to convert from
11801 (fold_convert_const_real_from_fixed): New function to convert from
11803 (fold_convert_const_fixed_from_fixed): New function to convert from
11804 fixed to another fixed.
11805 (fold_convert_const_fixed_from_int): New function to convert from
11807 (fold_convert_const_fixed_from_real): New function to convert from
11809 (fold_convert_const): Support conversions from fixed to int, from
11810 fixed to real, from fixed to fixed, from int to fixed, and from real
11812 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11813 (operand_equal_p): Support FIXED_CST.
11814 (make_range): For fixed-point modes, we need to pass the
11815 saturating flag as the 2nd parameter.
11816 (tree_swap_operands_p): Handle FIXED_CST.
11817 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11819 (fold_unary): Support FIXED_CONVERT_EXPR.
11820 (fold_binary): Handle FIXED_CST.
11821 Make sure the type is not saturating, before associating operations.
11822 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11823 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11824 (fold_negate_const): Support FIXED_CST.
11825 (fold_relational_const): Support FIXED_CST.
11826 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11827 (gimplify_expr): Handle FIXED_CST.
11828 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11829 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11830 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11831 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11832 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11833 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11834 LONG_LONG_ACCUM_TYPE_SIZE.
11835 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11836 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11837 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11838 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11839 MODE_ACCUM, and MODE_UACCUM.
11840 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11841 fixed-point types to disable reduction.
11842 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11844 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11846 * config/rs6000/x-rs6000: New file.
11847 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11848 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11849 (EXTRA_SPEC_FUNCTIONS): Define.
11850 (HAVE_LOCAL_CPU_DETECT): Define.
11851 (CC1_CPU_SPEC): Define.
11852 * config/rs6000/driver-rs6000.c: New file.
11853 * config/rs6000/aix.h (CC1_SPEC): Define.
11854 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11855 * config.host: Add x-rs6000 to host_xmake_file if host and target
11856 are rs6000 or powerpc.
11858 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11860 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11862 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11863 Sandra Loosemore <sandra@codesourcery.com>
11864 Chao-ying Fu <fu@mips.com>
11865 Nigel Stephens <nigel@mips.com>
11866 David Ung <davidu@mips.com>
11868 * doc/invoke.texi (-mcode-readable): Document.
11869 * config/mips/mips.opt (mcode-readable): New option.
11870 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11871 * config/mips/mips.h (mips_code_readable_setting): New enum.
11872 (mips_code_readable): Declare.
11873 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11874 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11875 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11876 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11877 boiler-plate comments.
11878 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11879 * config/mips/mips.c (mips_code_readable): New variable.
11880 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11881 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11882 context and -mcode-readable setting to restrict the use of
11883 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11884 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11885 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11886 (mips_blocks_for_constant_p): Only return false for
11887 TARGET_MIPS16_PCREL_LOADS.
11888 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11889 for MIPS16. Handle SYMBOL_32_HIGH.
11890 (mips_const_insns): Allow HIGHs for MIPS16 too.
11891 (mips_unspec_address_offset): New function, split out from...
11892 (mips_unspec_address): ...here.
11893 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11894 16-bit symbolic constants. Assert approropiate conditions for
11895 using the "la" and "dla" macros.
11896 (mips_handle_option): Handle -mcode-readable=.
11897 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11898 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11899 (mips_strip_unspec_address): New function, split out from...
11900 (print_operand_reloc): ...here.
11901 (print_operand): Pass constants through mips_strip_unspec_address.
11902 (print_operand_address): Likewise.
11903 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11904 (mips_select_rtx_section): Remove MIPS16 handling.
11905 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11906 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11907 (mips16_lay_out_constants): Do nothing unless
11908 TARGET_MIPS16_PCREL_LOADS.
11909 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11910 * config/mips/mips.md: Split HIGHs for MIPS16.
11911 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11913 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11915 * config/mips/mips-protos.h (mips_emit_move): Declare.
11916 * config/mips/mips.c (mips_emit_move): New function.
11917 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11918 (mips_legitimize_const_move): Likewise.
11919 (mips_legitimize_move): Likewise.
11920 (mips_split_64bit_move): Likewise.
11921 (mips_restore_gp): Likewise.
11922 (mips_load_call_address): Likewise.
11923 (mips_emit_fcc_reload): Likewise.
11924 (mips_set_return_address): Likewise.
11925 (mips_block_move_straight): Likewise.
11926 (mips_block_move_loop): Likewise.
11927 (mips_setup_incoming_varargs): Likewise.
11928 (mips_save_reg): Likewise.
11929 (mips_expand_prologue): Likewise.
11930 (mips_restore_reg): Likewise.
11931 (mips_expand_epilogue): Likewise.
11932 (mips_output_mi_thunk): Likewise.
11933 (build_mips16_call_stub): Likewise.
11934 (mips_builtin_branch_and_move): Likewise.
11935 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11936 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11937 (fixuns_truncdfdi2): Likewise.
11938 (fixuns_truncsfsi2): Likewise.
11939 (fixuns_truncsfdi2): Likewise.
11940 (loadgp_absolute): Likewise.
11941 (builtin_setjmp_setup): Likewise.
11942 (builtin_longjmp): Likewise.
11943 (untyped_call): Likewise.
11945 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11947 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11948 an "rtx *" argument. Return a bool.
11949 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11950 values and return true if they can be split. Take the same kind of
11951 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11952 and store the lo_sum there if nonnull. Use the symbol type to
11953 determine whether a $gp or HIGH is needed.
11954 (mips_legitimize_address): Update call to mips_split_symbol and
11955 simplify accordingly.
11956 (mips_legitimize_const_move): Likewise.
11957 * config/mips/mips.md: In the combine define_split,
11958 check mips_split_symbol instead of splittable_symbolic_operand.
11959 Update use of mips_split_symbol in the generator code.
11960 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11962 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11964 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11965 (mips_symbol_insns_1): New function, split out from...
11966 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11967 and stores separately from load addresses.
11968 (mips_classify_address): Replace uses of mips_symbolic_address_p
11969 with uses of mips_symbol_insns.
11970 (mips_address_insns): Update calls to mips_symbol_insns.
11971 (mips_const_insns): Likewise.
11972 (mips_legitimize_address): Likewise.
11974 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11976 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11977 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11978 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11979 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11980 non-call contexts if TARGET_MIPS16.
11981 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11982 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11983 code for SYMBOL_ABSOLUTE.
11984 (mips_symbol_insns): Likewise.
11986 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11988 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11989 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11990 (mips_symbolic_constant_p): Likewise. Update the call to
11991 mips_classify_symbol.
11992 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11993 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11994 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11995 (print_operand_reloc): Add a context argument. Update the call to
11996 mips_symbolic_constant_p.
11997 (print_operand): Update the calls to print_operand_reloc.
11998 (print_operand_address): Use print_operand_reloc rather than
12000 (mips_rewrite_small_data_p): Add a context argument. Update the call
12001 to mips_symbolic_constant_p.
12002 (mips_small_data_pattern_1): Make DATA the containing mem.
12003 Update the call to mips_rewrite_small_data_p.
12004 (mips_rewrite_small_data_1): Likewise.
12005 (mips_use_anchors_for_symbol_p): Update the call to
12006 mips_symbolic_constant_p.
12007 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12008 (splittable_symbolic_operand): Likewise.
12009 (move_operand): Likewise.
12010 (absolute_symbolic_operand): Likewise.
12011 (got_disp_operand): Likewise.
12012 (got_page_ofst_operand): Likewise.
12014 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12016 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12017 (SYMBOL_ABSOLUTE): ...this.
12018 (SYMBOL_SMALL_DATA): Rename to...
12019 (SYMBOL_GP_RELATIVE): ...this.
12020 (SYMBOL_CONSTANT_POOL): Rename to...
12021 (SYMBOL_PC_RELATIVE): ...this.
12022 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12023 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12024 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12025 after above changes.
12026 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12027 (general_symbolic_operand): Rename to...
12028 (absolute_symbolic_operand): ...this.
12029 * config/mips/mips.md: Update after above changes.
12031 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12032 Revital Eres <eres@il.ibm.com>
12034 * ddg.c (print_ddg): Add dump information.
12035 * modulo-sched.c (print_node_sched_params): Add parameter and
12037 (calculate_maxii): Remove function.
12038 (undo_generate_reg_moves): Likewise.
12039 (undo_permute_partial_schedule): Likewise.
12040 (kernel_number_of_cycles): Likewise.
12041 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12042 (sms_schedule): Use it. Remove profitability checks.
12043 (sms_schedule_by_order): Fix order of nodes within the cycle.
12045 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12047 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12048 -profile option, add pie support.
12049 (ENDFILE_SPEC): New spec.
12050 * config/gnu.h (LIB_SPEC): Add -profile option.
12052 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12054 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12055 * config/gnu.h (LIB_SPEC): Likewise.
12057 2007-08-07 Yaz Saito <saito@google.com>
12058 Ian Lance Taylor <iant@google.com>
12060 * common.opt (finstrument-functions-exclude-function-list): New
12062 (finstrument-functions-exclude-file-list): New option.
12063 * opts.c (char_p): Define and DEF_VEC.
12064 (flag_instrument_functions_exclude_functions): New static
12066 (flag_instrument_functions_exclude_files): New static variable.
12067 (add_instrument_functions_exclude_list): New static function.
12068 (flag_instrument_functions_exclude_p): New function.
12069 (common_handle_option): Handle new options.
12070 * flags.h (flag_instrument_functions_exclude_p): Declare.
12071 * gimplify.c (gimplify_function_tree): Call
12072 flag_instrument_functions_exclude_p.
12073 * doc/invoke.texi (Option Summary): Mention new options.
12074 (Code Gen Options): Document new options.
12076 2007-08-07 Ian Lance Taylor <iant@google.com>
12078 PR rtl-optimization/32776
12079 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12080 (resolve_use): Likewise.
12081 (decompose_multiword_subregs): Remove "changed" local variable.
12083 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12085 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12086 * configure: Regenerate.
12087 * config.in: Regenerate.
12088 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12091 2007-08-07 Ian Lance Taylor <iant@google.com>
12093 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12094 note, just delete the insn.
12096 2007-08-07 Andreas Schwab <schwab@suse.de>
12099 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12102 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12104 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12105 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12106 (decompose_multiword_subregs): Use the functions above to decompose
12107 multiword shifts and zero-extends.
12109 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12111 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12112 "assemble" descriptions which were swapped.
12114 2007-08-06 Chao-ying Fu <fu@mips.com>
12116 * fixed-value.h: New file.
12117 * fixed-value.c: New file.
12118 * Makefile.in (OBJS-common): Add fixed-value.o.
12119 (fixed-value.o): New rule.
12120 (GTFILES): Add fixed-value.h.
12121 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12122 to compare a.low and b.low.
12123 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12125 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12126 Daniel Jacobowitz <dan@codesourcery.com>
12129 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12131 (x86_64-*-netbsd*): Likewise.
12132 (x86_64-*-linux*): Likewise.
12133 (x86_64-*-kfreebsd*-gnu): Likewise.
12134 (x86_64-*-knetbsd*-gnu): Likewise.
12135 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12137 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12139 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12140 Add -fno-asynchronous-unwind-tables.
12142 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12143 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12144 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12145 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12146 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12148 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12150 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12151 (TARGET_C_MODE_FOR_SUFFIX): New.
12153 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12155 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12157 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12159 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12161 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12163 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12164 before checking function returns in conditional expressions.
12166 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12169 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12171 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12173 PR middle-end/32988
12174 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12175 for INTEGRAL_TYPE_P.
12177 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12179 * configure.ac: Remove --enable-checking=df from default settings.
12180 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12181 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12182 if the parameter is true.
12183 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12184 DF_VERIFY_SCHEDULED flag is true.
12185 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12186 (df_finish_pass): Adjust prototype.
12187 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12190 * see.c (pass_see): Add TODO_df_verify.
12191 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12192 * global.c (rest_of_handle_global_alloc): Schedule verification
12194 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12196 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12197 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12198 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12200 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12201 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12202 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12204 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12205 Revital Eres <eres@il.ibm.com>
12207 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12209 * ddg.c (create_ddg_dependence): Rename to...
12210 (create_ddg_dep_from_intra_loop_link): This. Do not check
12211 for interloop edges. Do not create anti dependence edge when
12212 a true dependence edge exists in the opposite direction and
12213 -fmodulo-sched-allow-regmoves is set.
12214 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12215 (add_cross_iteration_register_deps): Create anti dependence edge
12216 when -fno-modulo-sched-allow-regmoves is set.
12217 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12219 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12221 * config/arm/arm.md (movsi): Add braces.
12223 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12225 PR middle-end/32780
12226 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12227 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12230 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12232 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12233 state accessor functions.
12234 * cfgloopmanip.c (remove_path, create_preheaders,
12235 force_single_succ_latches, fix_loop_structure): Ditto.
12236 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12237 tree_duplicate_loop_to_header_edge): Ditto.
12238 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12239 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12241 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12242 cleanup_tree_cfg): Ditto.
12243 * tree-cfg.c (tree_merge_blocks): Ditto.
12244 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12245 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12246 loop_preheader_edge, single_exit): Ditto.
12247 (flow_loops_find): Do not clear loops->state.
12248 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12249 loops_state_clear): New functions.
12251 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12253 PR middle-end/32399
12254 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12255 when adding to the base and convert ELT to sizetype instead of type.
12257 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12259 PR middle-end/32304
12260 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12261 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12263 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12265 PR middle-end/32935
12266 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12267 correct type the negate expression.
12269 2007-08-03 Jan Hubicka <jh@suse.cz>
12271 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12272 preferred stack boundary.
12274 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12276 * config/rs6000/rs6000.c (struct processor_cost): Change
12277 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12278 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12280 (rios1_costs, rios2_cost): Correct cache line size.
12281 (rs6000_override_options): Set l2-cache-size parameter.
12283 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12284 Diego Novillo <dnovillo@google.com>
12287 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12288 if the range includes 0.
12290 2007-08-03 Ben Elliston <bje@au.ibm.com>
12292 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12293 mode to unspec expressions to silence a warning from the generator
12296 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12298 * config/ia64/constraints.md ("U"): Make constraint vector only.
12300 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12302 PR middle-end/25446
12303 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12304 always_inline attribute on the function decl.
12306 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12308 PR middle-end/25445
12309 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12310 if we are compiling with -fPIC.
12312 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12313 Nigel Stephens <nigel@mips.com>
12315 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12316 Define for MIPS32 and MIPS64.
12318 2007-08-02 Nick Clifton <nickc@redhat.com>
12320 * config/host-hpux.c: Change copyright header to refer to version
12321 3 of the GNU General Public License and to point readers at the
12322 COPYING3 file and the FSF's license web page.
12323 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12324 config/alpha/linux.h, config/alpha/alpha.opt,
12325 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12326 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12327 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12328 config/alpha/alpha.h, config/alpha/sync.md,
12329 config/alpha/openbsd.h, config/alpha/alpha.md,
12330 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12331 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12332 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12333 config/alpha/constraints.md, config/alpha/osf.h,
12334 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12335 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12336 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12337 config/frv/frv-asm.h, config/frv/frv-protos.h,
12338 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12339 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12340 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12341 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12342 config/s390/s390.opt, config/s390/s390-modes.def,
12343 config/s390/fixdfdi.h, config/s390/constraints.md,
12344 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12345 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12346 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12347 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12348 config/m32c/prologue.md, config/m32c/m32c.abi,
12349 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12350 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12351 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12352 config/m32c/jump.md, config/m32c/shift.md,
12353 config/m32c/m32c-protos.h, config/libgloss.h,
12354 config/spu/spu-protos.h, config/spu/predicates.md,
12355 config/spu/spu-builtins.h, config/spu/spu.c,
12356 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12357 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12358 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12359 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12360 config/sparc/hypersparc.md, config/sparc/predicates.md,
12361 config/sparc/linux.h, config/sparc/sp64-elf.h,
12362 config/sparc/supersparc.md, config/sparc/cypress.md,
12363 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12364 config/sparc/niagara.md, config/sparc/sparc.md,
12365 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12366 config/sparc/sparc.opt, config/sparc/sync.md,
12367 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12368 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12369 config/sparc/sparc.c, config/sparc/little-endian.opt,
12370 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12371 config/sparc/linux64.h, config/sparc/freebsd.h,
12372 config/sparc/sol2.h, config/sparc/rtemself.h,
12373 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12374 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12375 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12376 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12377 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12378 config/m32r/linux.h, config/m32r/constraints.md,
12379 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12380 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12381 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12382 config/i386/i386.md, config/i386/netware-crt0.c,
12383 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12384 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12385 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12386 config/i386/sol2.h, config/i386/constraints.md,
12387 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12388 config/i386/predicates.md, config/i386/geode.md,
12389 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12390 config/i386/freebsd64.h, config/i386/vxworksae.h,
12391 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12392 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12393 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12394 config/i386/netware.h, config/i386/i386-modes.def,
12395 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12396 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12397 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12398 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12399 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12400 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12401 config/i386/xm-mingw32.h, config/i386/linux64.h,
12402 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12403 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12404 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12405 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12406 config/i386/cygwin2.c, config/i386/i386-protos.h,
12407 config/i386/sync.md, config/i386/openbsd.h,
12408 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12409 config/i386/nto.h, config/i386/biarch64.h,
12410 config/i386/i386-coff.h, config/i386/freebsd.h,
12411 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12412 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12413 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12414 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12415 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12416 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12417 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12418 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12419 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12420 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12421 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12422 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12423 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12424 config/sh/superh64.h, config/sh/rtemself.h,
12425 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12426 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12427 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12428 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12429 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12430 config/avr/predicates.md, config/avr/constraints.md,
12431 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12432 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12433 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12434 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12435 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12436 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12437 config/c4x/predicates.md, config/c4x/c4x.h,
12438 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12439 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12440 config/xtensa/linux.h, config/xtensa/xtensa.h,
12441 config/xtensa/elf.h, config/xtensa/xtensa.md,
12442 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12443 config/xtensa/xtensa-protos.h, config/dbx.h,
12444 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12445 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12446 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12447 config/host-solaris.c, config/fr30/fr30.h,
12448 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12449 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12450 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12451 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12452 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12453 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12454 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12455 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12456 config/cris/predicates.md, config/cris/linux.h,
12457 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12458 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12459 config/cris/aout.opt, config/cris/cris-protos.h,
12460 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12461 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12462 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12463 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12464 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12465 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12466 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12467 config/chorus.h, config/mn10300/mn10300.c,
12468 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12469 config/mn10300/mn10300.h, config/mn10300/linux.h,
12470 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12471 config/mn10300/mn10300.md, config/ia64/predicates.md,
12472 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12473 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12474 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12475 config/ia64/freebsd.h, config/ia64/ia64.md,
12476 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12477 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12478 config/gofast.h, config/rtems.h, config/sol2-10.h,
12479 config/m68k/predicates.md, config/m68k/m68k.md,
12480 config/m68k/linux.h, config/m68k/m68k-modes.def,
12481 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12482 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12483 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12484 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12485 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12486 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12487 config/m68k/constraints.md, config/m68k/rtemself.h,
12488 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12489 config/m68k/uclinux.h, config/rs6000/power4.md,
12490 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12491 config/rs6000/linux.h, config/rs6000/eabi.h,
12492 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12493 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12494 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12495 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12496 config/rs6000/windiss.h, config/rs6000/603.md,
12497 config/rs6000/aix41.h, config/rs6000/cell.md,
12498 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12499 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12500 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12501 config/rs6000/default64.h, config/rs6000/7xx.md,
12502 config/rs6000/darwin.opt, config/rs6000/spe.md,
12503 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12504 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12505 config/rs6000/7450.md, config/rs6000/linux64.h,
12506 config/rs6000/constraints.md, config/rs6000/440.md,
12507 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12508 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12509 config/rs6000/rs6000.h, config/rs6000/power6.md,
12510 config/rs6000/predicates.md, config/rs6000/altivec.md,
12511 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12512 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12513 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12514 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12515 config/rs6000/linux64.opt, config/rs6000/sync.md,
12516 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12517 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12518 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12519 config/rs6000/eabispe.h, config/rs6000/e500.h,
12520 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12521 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12522 config/rs6000/aix.h, config/rs6000/vxworks.h,
12523 config/rs6000/40x.md, config/rs6000/aix51.h,
12524 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12525 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12526 config/arc/arc.h, config/mcore/mcore-elf.h,
12527 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12528 config/mcore/mcore.md, config/mcore/mcore.c,
12529 config/mcore/mcore.opt, config/mcore/mcore.h,
12530 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12531 config/score/predicates.md, config/score/score-version.h,
12532 config/score/score-protos.h, config/score/misc.md,
12533 config/score/elf.h, config/score/score.c, config/score/mac.md,
12534 config/score/score7.md, config/score/score.h,
12535 config/score/score-conv.h, config/score/score-mdaux.c,
12536 config/score/score.md, config/score/score.opt,
12537 config/score/score-modes.def, config/score/score-mdaux.h,
12538 config/score/mul-div.S, config/arm/uclinux-elf.h,
12539 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12540 config/arm/symbian.h, config/arm/linux-elf.h,
12541 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12542 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12543 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12544 config/arm/strongarm-pe.h, config/arm/arm.h,
12545 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12546 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12547 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12548 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12549 config/arm/arm-cores.def, config/arm/arm-protos.h,
12550 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12551 config/arm/wince-pe.h, config/arm/neon.md,
12552 config/arm/constraints.md, config/arm/neon.ml,
12553 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12554 config/arm/arm.opt, config/arm/arm926ejs.md,
12555 config/arm/predicates.md, config/arm/iwmmxt.md,
12556 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12557 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12558 config/arm/neon-testgen.ml, config/arm/arm.md,
12559 config/arm/xscale-coff.h, config/arm/pe.c,
12560 config/arm/arm-generic.md, config/arm/pe.h,
12561 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12562 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12563 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12564 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12565 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12566 config/pa/predicates.md, config/pa/pa64-hpux.h,
12567 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12568 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12569 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12570 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12571 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12572 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12573 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12574 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12575 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12576 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12577 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12578 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12579 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12580 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12581 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12582 config/mips/linux64.h, config/mips/elforion.h,
12583 config/mips/constraints.md, config/mips/generic.md,
12584 config/mips/predicates.md, config/mips/4300.md,
12585 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12586 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12587 config/mips/5k.md, config/mips/vr4120-div.S,
12588 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12589 config/mips/mips-protos.h, config/mips/6000.md,
12590 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12591 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12592 config/mips/mips-modes.def, config/mips/vr.h,
12593 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12594 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12595 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12596 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12597 config/vax/openbsd1.h, config/vax/netbsd.h,
12598 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12599 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12600 config/h8300/rtems.h, config/h8300/predicates.md,
12601 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12602 config/h8300/h8300.md, config/h8300/h8300.opt,
12603 config/h8300/coff.h, config/h8300/h8300-protos.h,
12604 config/v850/v850.md, config/v850/predicates.md,
12605 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12606 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12607 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12608 config/mmix/mmix.h, config/mmix/predicates.md,
12609 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12610 config/mmix/mmix.c, config/mmix/mmix.opt,
12611 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12612 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12613 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12614 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12617 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12619 * emit-rtl.c (reset_used_decls): Rename to...
12620 (set_used_decls): ...this. Set the used flag rather than clearing it.
12621 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12622 DECL_RTLs rather than resetting them.
12624 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12626 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12628 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12630 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12631 argument to find_reloads_address.
12633 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12635 PR tree-optimization/32919
12636 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12637 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12638 (coalesce_ssa_name): Call it.
12640 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12641 David Ung <davidu@mips.com>
12643 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12644 (__mips16_unorddf2, __mips16_floatunsidf): New.
12645 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12647 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12649 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12651 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12652 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12653 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12654 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12655 * omp-low.c (get_ws_args_for, determine_parallel_type,
12656 expand_omp_for_generic, expand_omp_for_static_nochunk,
12657 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12658 Work with more precise CFG.
12659 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12660 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12662 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12663 * gimple-low.c (lower_stmt): Ditto.
12664 * tree-inline.c (estimate_num_insns_1): Ditto.
12665 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12666 (OMP_SECTIONS_SWITCH): New.
12667 * tree-cfgcleanup.c (cleanup_omp_return): New.
12668 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12669 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12670 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12671 (tree_redirect_edge_and_branch): Handle omp constructs.
12673 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12674 with three arguments.
12676 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12678 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12679 in loop closed ssa.
12681 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12683 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12684 the loop structures may need fixing.
12685 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12687 (cleanup_tree_cfg_loop): Removed.
12688 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12689 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12690 instead of running cleanup_tree_cfg_loop.
12691 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12692 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12693 (tree_predictive_commoning): Declaration changed.
12694 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12696 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12698 * doc/invoke.texi (l1-cache-size): Update documentation.
12699 (l2-cache-size): Document.
12700 * params.h (L2_CACHE_SIZE): New macro.
12701 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12702 that L1_CACHE_SIZE is in kB now.
12703 (L2_CACHE_SIZE_BYTES): New macro.
12704 (tree_ssa_prefetch_arrays): Show size in kB.
12705 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12706 and l2_cache_size fields.
12707 * config/i386/driver-i386.c (describe_cache): Detect cache size
12709 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12710 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12711 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12712 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12713 (override_options): Set l1-cache-size and l2-cache-size to default
12714 values if not specified otherwise.
12715 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12716 (PARAM_L2_CACHE_SIZE): New.
12718 2007-08-01 Nigel Stephens <nigel@mips.com>
12719 David Ung <davidu@mips.com>
12720 Thiemo Seufer <ths@mips.com>
12721 Chris Dearman <chris@mips.com>
12722 Richard Sandiford <richard@codesourcery.com>
12724 * config.gcc (mips*-sde-elf*): New stanza.
12725 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12726 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12727 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12728 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12729 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12730 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12732 * config/mips/sde.h: New file.
12733 * config/mips/t-libgcc-mips16: Likewise.
12734 * config/mips/t-sde: Likewise.
12735 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12736 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12737 _MIPS_FPSET and _MIPS_SZINT.
12738 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12739 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12740 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12741 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12742 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12743 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12744 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12745 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12746 _MIPS_SZPTR and _MIPS_FPSET.
12747 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12748 architecture is specified.
12749 (MIPS_32BIT_OPTION_SPEC): New macro.
12751 2007-07-31 Dan Hipschman <dsh@google.com>
12753 * gcc.c (end_going_arg): New function.
12754 (do_spec_2): Use it.
12755 (do_spec_1): Use it.
12757 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12759 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12760 only if ENABLE_CHECKING is defined.
12762 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12764 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12765 df_ru_add_problem, df_ru_get_bb_info): Removed.
12766 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12767 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12768 df_ru_free_bb_info, df_ru_alloc,
12769 df_ru_bb_local_compute_process_def,
12770 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12771 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12772 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12773 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12774 df_ru_add_problem): Removed.
12776 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12779 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12780 (casesi32p, casesi64p): Likewise.
12781 (casesi): Adjust for above.
12783 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12785 * mode-switching.c (create_pre_exit): Don't search past calls.
12787 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12789 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12791 2007-07-31 Revital Eres <eres@il.ibm.com>
12793 * ddg.c (add_deps_for_def): Rename to...
12794 (add_cross_iteration_register_deps): This. Change implementation
12795 to use only reaching def and def-use chains to construct the
12796 inter loop dependencies.
12797 (add_deps_for_use): Remove function.
12798 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12799 function to build the inter loop dependencies.
12800 * modulo-sched.c (sms_schedule): Build only
12801 reaching def and def-use chains for the propose of the ddg
12804 2007-07-31 Julian Brown <julian@codesourcery.com>
12806 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12807 New define_insns. Use correct RTL.
12808 (vec_set<mode>): Write as expander.
12810 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12812 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12813 to an unallocated space.
12815 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12818 (split_constant_offset): Enable split_constant_offset to extract
12819 constants from other statements.
12820 * tree-vect-transform.c
12821 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12822 to a temp var. Force base_offset to be simple.
12824 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12826 * df-scan.c (df_scan_verify): Remove artificial limit on
12827 the number of blocks for verification.
12828 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12829 df_simulate_defs): Avoid unnecessary insn checking for defs.
12831 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12833 * config/m68k/lb1sf68.asm (FUNC): New macro.
12834 (__mulsi3): Use it.
12835 (__udivsi3): Likewise.
12836 (__divsi3): Likewise.
12837 (__umodsi3): Likewise.
12838 (__modsi3): Likewise.
12839 (__subdf3): Likewise.
12840 (__adddf3): Likewise.
12841 (__muldf3): Likewise.
12842 (__divdf3): Likewise.
12843 (__negdf2): Likewise.
12844 (__cmpdf2): Likewise.
12845 (__subsf3): Likewise.
12846 (__addsf3): Likewise.
12847 (__mulsf3): Likewise.
12848 (__divsf3): Likewise.
12849 (__negsf2): Likewise.
12850 (__cmpsf2): Likewise.
12851 (__eqdf2): Likewise.
12852 (__nedf2): Likewise.
12853 (__gtdf2): Likewise.
12854 (__gedf2): Likewise.
12855 (__ltdf2): Likewise.
12856 (__ledf2): Likewise.
12857 (__eqsf2): Likewise.
12858 (__nesf2): Likewise.
12859 (__gtsf2): Likewise.
12860 (__gesf2): Likewise.
12861 (__ltsf2): Likewise.
12862 (__lesf2): Likewise.
12864 2007-07-30 Ollie Wild <aaw@google.com>
12866 * c-ppoutput.c (print_lines_directives_only): New function.
12867 (scan_translation_unit_directives_only): New function.
12868 (preprocess_file): Add call to scan_translation_unit_directives_only.
12869 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12870 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12871 -fdirectives-only. Add errors for -fdirectives-only conflict with
12872 -Wunused-macros and -traditional.
12873 (finish_options): Add builtin macro initialization for
12874 -fdirectives-only + -fpreprocessed.
12875 * c.opt (fdirectives-only): New.
12876 * doc/cppopts.texi (fdirectives-only): New.
12878 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12880 * alias.c (record_set, memory_modified_1): Constify.
12881 * bt-load.c (note_btr_set): Likewise.
12882 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12883 * combine.c (set_nonzero_bits_and_sign_copies,
12884 expand_field_assignment, record_dead_and_set_regs_1,
12885 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12886 likely_spilled_retval_1): Likewise.
12887 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12888 frv_io_handle_set): Likewise.
12889 * config/mips/mips.c (mips_sim_record_set,
12890 vr4130_true_reg_dependence_p_1): Likewise.
12891 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12892 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12893 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12894 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12895 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12896 * ddg.c (mark_mem_store): Likewise.
12897 * df-problems.c (df_urec_mark_reg_change): Likewise.
12898 * function.c (update_epilogue_consts): Likewise.
12899 * gcse.c (record_set_info, record_last_set_info,
12900 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12901 reg_clear_last_set): Likewise.
12902 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12904 * jump.c (reversed_comparison_code_parts): Likewise.
12905 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12906 reg_is_set): Likewise.
12907 * loop-iv.c (mark_altered): Likewise.
12908 * mode-switching.c (reg_becomes_live): Likewise.
12909 * optabs.c (no_conflict_move_test): Likewise.
12910 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12912 * postreload.c (reload_combine_note_store, move2add_note_store):
12914 * regmove.c (flags_set_1): Likewise.
12915 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12917 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12919 * resource.c (update_live_status): Likewise.
12920 * rtl.h (set_of, note_stores): Likewise.
12921 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12922 note_stores, parms_set): Likewise.
12923 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12924 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12926 * var-tracking.c (count_stores, add_stores): Likewise.
12928 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12930 * alias.c (mems_in_disjoint_alias_sets_p,
12931 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12932 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12933 write_dependence_p, mems_in_disjoint_alias_sets_p,
12934 read_dependence, true_dependence, canon_true_dependence,
12935 anti_dependence, output_dependence): Constify.
12936 * combine.c (extended_count): Likewise.
12937 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12938 * cselib.c (get_value_hash, references_value_p,
12939 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12940 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12941 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12942 * function.c (contains, prologue_epilogue_contains,
12943 sibcall_epilogue_contains): Likewise.
12944 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12945 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12946 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12947 reg_or_subregno): Likewise.
12948 * recog.c (asm_noperands): Likewise.
12949 * reload1.c (function_invariant_p): Likewise.
12950 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12951 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12952 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12953 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12954 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12955 extended_count, prologue_epilogue_contains,
12956 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12957 canon_true_dependence, read_dependence, anti_dependence,
12958 output_dependence): Likewise.
12959 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12961 2007-07-30 Julian Brown <julian@codesourcery.com>
12963 * config/arm/neon.md (V_ext): New mode attribute.
12964 (neon_vget_lane<mode>): Replace with define_expand.
12965 (neon_vget_lane<mode>_sext_internal)
12966 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12967 and quad precision vectors.
12968 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12969 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12970 have typeless 32-bit result.
12972 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12975 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12977 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12978 use sizetype for rest.
12979 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12980 (aff_combination_convert): Don't convert rest for pointer types.
12982 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12984 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12986 * tree-ssa-alias.c: Add alloc-pool.h.
12987 (init_alias_info): Free alias_bitmap_obstack.
12988 (delete_alias_info): Call delete_mem_ref_stats.
12989 (get_mem_sym_stats_for): Use alloc_pool.
12990 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12991 (delete_mem_sym_stats): Removed.
12993 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12995 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12996 functions cannot be represented as classical distance vectors.
12998 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13000 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13001 * builtins.c (validate_arg, builtin_mathfn_code,
13002 validate_arglist): Likewise.
13003 * calls.c (call_expr_flags): Likewise.
13004 * combine.c (reg_nonzero_bits_for_combine,
13005 reg_num_sign_bit_copies_for_combine, get_last_value,
13006 reg_truncated_to_mode): Likewise.
13007 * emit-rtl.c (subreg_lowpart_p): Likewise.
13008 * expr.c (highest_pow2_factor_for_target,
13009 categorize_ctor_elements_1, categorize_ctor_elements,
13010 count_type_elements, contains_packed_reference,
13011 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13012 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13013 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13014 native_encode_int, native_encode_real, native_encode_complex,
13015 native_encode_vector, native_encode_expr, native_interpret_int,
13016 native_interpret_real, native_interpret_complex,
13017 native_interpret_vector, native_interpret_expr): Likewise.
13018 * function.c (use_register_for_decl): Likewise.
13019 * gimplify.c (get_name): Likewise.
13020 * langhooks-def.h (lhd_return_null_const_tree): New.
13021 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13022 * langhooks.c (lhd_return_null_const_tree): New.
13023 * langhooks.h (lang_get_callee_fndecl): Constify.
13024 * output.h (constructor_static_from_elts_p): Likewise.
13025 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13026 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13027 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13028 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13029 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13030 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13031 * rtlhooks-def.h (reg_nonzero_bits_general,
13032 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13034 * rtlhooks.c (reg_num_sign_bit_copies_general,
13035 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13037 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13038 * stor-layout.c (mode_for_size_tree): Likewise.
13039 * tree-ssa-loop-im.c (memref_eq): Likewise.
13040 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13041 * tree.c (contains_placeholder_p, type_list_equal,
13042 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13044 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13045 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13046 contains_placeholder_p, contains_packed_reference,
13047 get_callee_fndecl, operand_equal_for_phi_arg_p,
13048 warn_if_unused_value, is_body_block, native_encode_expr,
13049 native_interpret_expr, fold_convertible_p, operand_equal_p,
13050 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13051 validate_arglist, simple_cst_equal, type_list_equal,
13052 use_register_for_decl, call_expr_flags, get_name,
13053 highest_pow2_factor): Likewise.
13054 (const_call_expr_arg_iterator_d,
13055 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13056 first_const_call_expr_arg, more_const_call_expr_args_p,
13057 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13058 * varasm.c (constructor_static_from_elts_p): Constify.
13060 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13062 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13063 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13064 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13065 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13066 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13067 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13068 spelling conventions.
13069 * doc/invoke.texi: Follow spelling conventions.
13071 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13072 Revital Eres <eres@il.ibm.com>
13074 * modulo-sched.c (sms_schedule): Avoid loops which includes
13075 auto-increment instructions.
13077 2007-07-28 Richard Guenther <rguenther@suse.de>
13079 PR middle-end/32920
13080 * fold-const.c (fold_cond_expr_with_comparison): Convert
13081 operand zero of MIN/MAX_EXPR to correct type.
13083 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13085 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13086 flags_from_decl_or_type): Constify.
13087 * gcc.c (do_spec_1): Likewise.
13088 * print-tree.c (dump_addr, print_node_brief): Likewise.
13089 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13090 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13091 tree_purge_all_dead_eh_edges): Likewise.
13092 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13093 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13095 * tree.c (expr_location, expr_has_location, expr_locus,
13096 expr_filename, expr_lineno, get_inner_array_type,
13097 fields_compatible_p): Likewise.
13098 * tree.h (get_inner_array_type, fields_compatible_p,
13099 expr_location, expr_has_location, expr_locus, expr_filename,
13100 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13101 setjmp_call_p, alloca_call_p): Likewise.
13103 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13105 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13106 TV_FLOW_INSENSITIVE.
13108 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13110 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13111 (compute_flow_insensitive_aliasing): Ditto for
13112 TV_FLOW_INSENSITIVE.
13114 2007-07-27 Jan Hubicka <jh@suse.cz>
13116 * config/i386/i386.c (register_move_cost): Remove accidentally
13117 comitted #if 0 block.
13119 * attribs.c: Include hashtab.h
13120 (attribute_hash): New.
13121 (substring): New structure.
13122 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13124 (init_attributes): Initialize attribute hash.
13125 (decl_attributes): Use attribute hash.
13126 * Makefile.in (attribs.c): Depend on hashtab.h.
13128 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13130 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13132 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13134 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13135 __mips_dspr2 and __mips_dsp_rev macros.
13136 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13138 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13140 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13142 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13144 PR middle-end/32749
13146 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13147 and the updating of the live and do_not_gen sets.
13148 (df_note_bb_compute): Added updating of live and do_not_gen sets
13149 for regular defs so that the case of clobber inside conditional
13150 call is processed correctly.
13152 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13154 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13155 operands with compatible type.
13157 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13159 * expr.h (store_bit_field): Don't return a value.
13160 * expmed.c (check_predicate_volatile_ok): New function.
13161 (store_bit_field_1): New function, extracted from store_bit_field.
13162 Take a fallback_p argument and return true if the operation succeeded.
13163 Only use store_fixed_bit_field if fallback_p. Don't recompute
13164 mode_for_extraction; use op_mode instead. Try forcing memories
13165 into registers if the insv expander fails.
13166 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13167 Don't return a value.
13168 (convert_extracted_bit_field): New function, extracted from
13170 (extract_bit_field_1): Likewise. Take a fallback_p argument
13171 and return NULL if the operation succeeded. Only use
13172 extract_fixed_bit_field if fallback_p. Only calculate one
13173 extraction mode. Combine code for extv and extzv. Try forcing
13174 memories into registers if the ext(z)v expander fails.
13175 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13177 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13179 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13181 (df_ref): Likewise. Put regno with other integer fields.
13183 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13185 * df.h (df_mw_hardreg): Remove "loc" field.
13186 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13188 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13189 split out from df_set_unused_notes_for_mw. Return false for
13190 partial references. Assert that mw_reg is a REG when returning true.
13191 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13192 (df_whole_mw_reg_dead_p): New function, split out from
13193 df_set_dead_notes_for_mw. Return false for partial references.
13194 Assert that mw_reg is a REG when returning true.
13195 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13196 Remove redundant bitmap check.
13198 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13200 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13201 ($(T)crtend.o): Likwise.
13202 ($(T)crtbeginS.o): Likwise.
13203 ($(T)crtendS.o): Likwise.
13204 ($(T)crtfastmath.o): Likwise.
13206 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13208 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13209 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13210 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13211 and x_n_bbs_in_dom_tree fields.
13213 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13215 PR tree-optimization/32087
13216 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13217 Do not call scale_bbs_frequencies_int with prob of zero.
13219 2007-07-26 Julian Brown <julian@codesourcery.com>
13221 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13222 (neon_element_bits): Add prototypes.
13223 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13224 (neon_const_bounds, neon_element_bits): New functions.
13225 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13226 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13227 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13228 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13229 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13230 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13231 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13232 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13233 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13234 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13235 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13236 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13237 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13239 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13241 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13242 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13244 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13245 Julian Brown <julian@codesourcery.com>
13247 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13248 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13249 * config/arm/cortex-a8.md: New.
13250 * config/arm/cortex-a8-neon.md: New.
13251 * config/arm/neon-schedgen.ml: New.
13252 * config/arm/neon.md (vqh_mnem): New.
13254 (Is_float_mode): New.
13255 (Scalar_mul_8_16): New.
13257 (V_mode_nunits): New.
13258 (All instruction patterns): Annotate with neon_type attribute
13260 * config/arm/arm.md: Include cortex-a8.md.
13261 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13263 Annotate instruction patterns accordingly.
13264 (generic_sched): Do not use generic scheduling for Cortex-A8.
13265 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13267 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13269 * fold-const.c (fold_read_from_constant_string): Use
13270 build_int_cst_type.
13271 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13273 2007-07-26 Nick Clifton <nickc@redhat.com>
13275 * tree-ssa-operands.h: Change copyright header to refer to version
13276 3 of the GNU General Public License and to point readers at the
13277 COPYING3 file and the FSF's license web page.
13278 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13279 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13280 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13281 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13282 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13283 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13284 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13285 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13286 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13287 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13288 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13289 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13290 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13291 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13292 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13293 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13294 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13295 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13296 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13297 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13298 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13299 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13300 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13301 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13302 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13303 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13304 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13305 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13306 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13307 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13308 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13309 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13310 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13311 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13312 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13313 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13314 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13315 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13316 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13317 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13318 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13319 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13320 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13321 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13322 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13323 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13324 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13325 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13326 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13327 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13328 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13329 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13330 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13331 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13332 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13333 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13334 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13335 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13336 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13337 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13338 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13339 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13340 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13341 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13342 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13343 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13344 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13345 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13346 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13347 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13348 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13349 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13350 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13351 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13352 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13353 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13354 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13355 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13356 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13357 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13358 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13359 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13360 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13361 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13362 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13363 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13364 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13365 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13366 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13367 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13368 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13369 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13370 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13371 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13372 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13373 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13374 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13375 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13376 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13377 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13378 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13379 convert.c, convert.h, langhooks-def.h, reload1.c,
13380 tree-ssa-operands.c: Likewise.
13382 2007-07-26 Jan Hubicka <jh@suse.cz>
13384 * tree-ssa-live.c: Include debug.h and flags.h.
13385 (mark_scope_block_unused): New function.
13386 (remove_unused_scope_block_p): New function.
13387 (remove_unused_locals): Remove unused blocks too.
13389 2007-07-25 Ian Lance Taylor <iant@google.com>
13391 * combine.c (combine_max_regno): Remove. Remove all uses.
13392 (struct reg_stat_struct): Rename from struct reg_stat.
13393 (reg_stat_type): Define, and declare VECs.
13394 (reg_stat): Change from pointer to VEC. Change all uses.
13395 (combine_split_insns): New static function.
13396 (try_combine, find_split_point): Call it instead of split_insns.
13398 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13400 * cfghooks.c (split_block): Fix the information about loop latch.
13402 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13404 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13406 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13408 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13409 Scan the new edge for loop exit info.
13411 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13413 * config/darwin.c: Include debug.h.
13415 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13418 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13420 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13422 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13423 (HARD_REGNO_MODE_OK): Ditto.
13424 (MODES_TIEABLE_P): Ditto.
13425 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13426 (CLASS_MAX_NREGS): Ditto.
13427 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13428 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13429 (divdf3_internal_thr): Removed.
13430 * config/ia64/div.md: New file.
13431 * config/ia64/constraints.md: Add H constraint.
13433 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13435 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13436 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13437 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13438 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13439 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13440 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13441 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13442 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13443 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13444 dump_sbitmap_file, debug_sbitmap, popcount_table,
13445 sbitmap_popcount): Constify.
13446 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13447 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13448 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13449 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13450 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13451 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13452 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13453 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13454 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13455 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13456 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13458 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13460 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13461 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13462 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13463 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13464 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13465 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13466 bitmap_intersect_p, bitmap_intersect_compl_p,
13467 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13468 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13470 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13471 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13472 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13473 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13474 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13475 debug_bitmap, debug_bitmap_file, bitmap_print,
13476 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13477 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13479 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13481 * config/darwin.c (darwin_override_options): Additional fix for
13482 debug info formats that don't support var tracking.
13484 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13486 * cselib.c (entry_and_rtx_equal_p): Constify.
13487 * gengtype.c (output_mangled_typename, write_types, write_local):
13489 * gengtype.h (const_type_p): New.
13490 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13492 * tlink.c (scan_linker_output): De-constify.
13493 * tree-ssa-loop-im.c (memref_eq): Constify.
13494 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13495 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13497 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13499 * c-common.c (fname_as_string, c_type_hash): Constify.
13500 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13501 * cgraph.c (edge_hash, edge_eq): Likewise.
13502 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13503 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13504 reg_attrs_htab_eq): Likewise.
13505 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13507 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13508 const_decl_t, const_state_t, const_automata_list_el_t): New.
13509 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13510 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13511 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13512 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13513 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13514 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13515 compare_max_occ_cycle_nums, out_state_arcs_num,
13516 compare_transition_els_num, units_cmp, state_reservs_cmp):
13518 * genmodes.c (cmp_modes): Likewise.
13519 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13520 * gimplify.c (compare_case_labels): Likewise.
13521 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13522 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13523 * matrix-reorg.c (mtt_info_hash): Likewise.
13524 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13525 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13526 (htab_hash_bucket, htab_hash_elem): Constify.
13527 * tree-browser.c (TB_parent_eq): Likewise.
13528 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13529 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13530 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13531 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13533 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13534 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13535 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13536 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13537 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13539 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13540 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13541 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13542 * tree-ssa-threadupdate.c (redirection_data_hash,
13543 redirection_data_eq): Likewise.
13544 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13545 * tree-ssa.c (var_ann_eq): Likewise.
13546 * tree-vrp.c (compare_case_labels): Likewise.
13547 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13548 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13549 tree_not_check_failed, tree_class_check_failed,
13550 tree_range_check_failed, tree_not_class_check_failed,
13551 omp_clause_check_failed, omp_clause_range_check_failed,
13552 tree_contains_struct_check_failed, tree_operand_check_failed):
13554 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13555 tree_not_check_failed, tree_class_check_failed,
13556 tree_range_check_failed, tree_not_class_check_failed,
13557 tree_operand_check_failed, omp_clause_operand_check_failed,
13558 tree_operand_length): Likewise.
13559 * var-tracking.c (const_variable): New.
13560 (variable_htab_hash, variable_htab_eq): Constify.
13561 * varasm.c (const_desc_hash): Likewise.
13563 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13565 * expr.c (handled_component_p): Constify.
13566 * fold-const.c (fit_double_type): Likewise.
13567 * real.h (real_value_from_int_cst): Likewise.
13568 * tree-flow-inline.h (gimple_in_ssa_p,
13569 gimple_aliases_computed_p, gimple_addressable_vars,
13570 gimple_call_clobbered_vars, gimple_referenced_vars,
13571 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13572 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13573 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13574 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13575 is_label_stmt, is_global_var, phi_ssa_name_p,
13576 factoring_name_p, is_call_clobbered, tree_common_ann,
13577 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13578 unmodifiable_var_p, array_ref_contains_indirect_ref,
13579 ref_contains_array_ref, lookup_subvars_for_var,
13580 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13581 gimple_mem_ref_stats): Likewise.
13582 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13583 may_aliases, is_exec_stmt, is_label_stmt,
13584 ref_contains_array_ref, array_ref_contains_indirect_ref,
13585 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13586 unmodifiable_var_p): Likewise.
13587 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13588 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13589 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13590 cst_and_fits_in_hwi, real_value_from_int_cst,
13591 build_real_from_int_cst, integer_zerop, integer_onep,
13592 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13593 tree_floor_log2, real_zerop, real_onep, real_twop,
13594 real_minus_onep, really_constant_p, purpose_member, chain_member,
13595 list_length, fields_length, int_size_in_bytes, bit_position,
13596 int_bit_position, byte_position, int_byte_position, expr_align,
13597 array_type_nelts, tree_node_structure,
13598 type_contains_placeholder_1, iterative_hash_pointer,
13599 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13600 tree_map_base_eq, type_hash_list, type_hash_eq,
13601 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13602 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13603 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13604 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13605 int_fits_type_p, get_containing_scope, decl_function_context,
13606 decl_type_context, omp_clause_operand_check_failed,
13607 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13608 * tree.h (omp_clause_operand_check_failed, tree_size,
13609 build_real_from_int_cst, array_type_nelts, purpose_member,
13610 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13611 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13612 is_attribute_p, check_qualified_type, expr_align,
13613 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13614 int_byte_position, list_length, fields_length, initializer_zerop,
13615 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13616 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13617 tree_node_structure, handled_component_p, get_containing_scope,
13618 decl_function_context, decl_type_context, real_zerop,
13619 type_num_arguments, fit_double_type, really_constant_p,
13620 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13621 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13622 real_twop, real_minus_onep, int_cst_value): Likewise.
13624 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13626 * cfglayout.c (insn_scope, insn_line): Constify.
13627 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13628 const_double_htab_hash, const_double_htab_eq,
13629 mem_attrs_htab_hash): Likewise.
13630 * loop-iv.c (biv_eq): Likewise.
13631 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13632 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13633 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13635 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13636 error_for_asm, warning_for_asm, _fatal_insn,
13637 _fatal_insn_not_found): Likewise.
13638 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13639 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13640 rtl_check_failed_type2, rtl_check_failed_code1,
13641 rtl_check_failed_code2, rtl_check_failed_code_mode,
13642 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13643 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13644 rtl_check_failed_type2, rtl_check_failed_code1,
13645 rtl_check_failed_code2, rtl_check_failed_code_mode,
13646 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13647 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13648 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13649 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13650 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13651 rtx_unstable_p, get_integer_term, get_related_value,
13652 offset_within_block_p, reg_mentioned_p, count_occurrences,
13653 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13654 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13655 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13656 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13657 find_constant_src, find_reg_fusage, find_regno_fusage,
13658 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13659 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13660 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13661 computed_jump_p, auto_inc_p, in_expr_list_p,
13662 remove_node_from_expr_list, loc_mentioned_in_p,
13663 label_is_jump_target_p, reversed_comparison_code_parts,
13664 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13665 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13666 print_inline_rtx): Likewise.
13667 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13668 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13669 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13670 get_integer_term, get_related_value, offset_within_block_p,
13671 count_occurrences, reg_mentioned_p, no_labels_between_p,
13672 reg_used_between_p, reg_referenced_p, single_set_2,
13673 multiple_sets, set_noop_p, refers_to_regno_p,
13674 reg_overlap_mentioned_p, dead_or_set_p,
13675 covers_regno_no_parallel_p, covers_regno_p,
13676 dead_or_set_regno_p, find_reg_note, find_regno_note,
13677 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13678 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13679 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13680 side_effects_p, may_trap_p_1, may_trap_p,
13681 may_trap_after_code_motion_p, may_trap_or_fault_p,
13682 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13683 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13684 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13685 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13686 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13688 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13689 warning_for_asm): Likewise.
13690 * tree.h (print_rtl): Likewise.
13691 * varasm.c (get_pool_mode): Likewise.
13693 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13695 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13696 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13697 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13698 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13699 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13700 * ddg.c (compare_sccs): Likewise.
13701 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13702 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13703 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13704 decimal_do_fix_trunc, decimal_real_to_integer,
13705 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13706 * dse.c (const_group_info_t): New.
13707 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13708 * dwarf2out.c (const_dw_die_ref): New.
13709 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13710 * tree-browser.c (TB_parent_eq): Likewise.
13711 * unwind-dw2-fde.c (__register_frame_info_bases,
13712 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13713 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13715 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13716 * unwind-dw2.c (uw_frame_state_for): Likewise.
13717 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13718 * value-prof.h (const_histogram_value): New.
13720 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13722 * config/mips/mips.c (machine_function): Add
13723 initialized_mips16_gp_pseudo_p.
13724 (mips16_gp_pseudo_reg): Do not emit the initialization of
13725 mips16_gp_pseudo_rtx when being called from the gimple cost-
13726 calculation routines; emit it on the first use outside those
13729 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13731 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13734 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13735 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13736 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13737 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13738 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13739 Preserve const-ness of parameters through use of __typeof(),
13740 also constify and tidy.
13742 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13743 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13744 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13745 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13746 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13747 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13748 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13749 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13750 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13752 2007-07-25 Julian Brown <julian@codesourcery.com>
13753 Mark Shinwell <shinwell@codesourcery.com>
13755 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13756 (alpha_mangle_type): This.
13757 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13758 (TARGET_MANGLE_TYPE): Define this instead.
13759 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13760 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13761 (arm_init_neon_builtins): Fix comment.
13762 (arm_mangle_map_entry): New.
13763 (arm_mangle_map): New.
13764 (arm_mangle_type): New.
13765 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13766 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13767 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13768 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13769 (TARGET_MANGLE_TYPE): Define this instead.
13770 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13771 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13772 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13773 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13774 (TARGET_MANGLE_TYPE): Define this instead.
13775 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13777 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13778 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13779 (TARGET_MANGLE_TYPE): Define this instead.
13780 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13781 (s390_mangle_type): This.
13782 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13783 (TARGET_MANGLE_TYPE): Define this instead.
13784 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13785 (sparc_mangle_type): This.
13786 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13787 (TARGET_MANGLE_TYPE): Define this instead.
13788 * cp/mangle.c (write_type): Call mangle_type target hook on all
13789 types before mangling. Use original type, not main variant, as
13791 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13792 (TARGET_MANGLE_TYPE): This.
13793 * target.h (gcc_target): Rename mangle_fundamental_type to
13795 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13796 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13798 2007-07-25 Julian Brown <julian@codesourcery.com>
13799 Paul Brook <paul@codesourcery.com>
13800 Joseph Myers <joseph@codesourcery.com>
13801 Mark Shinwell <shinwell@codesourcery.com>
13803 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13804 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13805 (with_fpu): Allow --with-fpu=neon.
13806 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13807 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13808 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13809 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13810 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13811 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13812 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13813 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13814 (output_move_neon): Add prototypes.
13815 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13816 (all_fpus): Add FPUTYPE_NEON.
13817 (fp_model_for_fpu): Add NEON field.
13818 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13819 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13821 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13823 (thumb2_legitimate_address_p): Likewise.
13824 (neon_valid_immediate): Recognize and prepare constants suitable for
13826 (neon_immediate_valid_for_move): New function. Recognize and prepare
13827 immediates for NEON move instructions.
13828 (neon_immediate_valid_for_logic): New function. Recognize and
13829 prepare immediates for NEON logic instructions.
13830 (neon_output_logic_immediate): New function. Create asm string
13831 suitable for outputting immediate logic instructions.
13832 (neon_pairwise_reduce): New function. Implement reduction using
13833 pairwise operations.
13834 (neon_expand_vector_init): New function. Expand a (possibly
13835 non-constant) vector initialization.
13836 (neon_vector_mem_operand): New function. Memory operands supported
13837 for quad-word loads/stores to/from ARM or NEON registers. Don't
13838 allow base+offset addressing for core regs.
13839 (neon_struct_mem_operand): New function. Valid mems for NEON
13841 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13842 from neon_vector_mem_operand addresses without a secondary register.
13843 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13844 (add_minipool_backward_ref): Likewise.
13845 (dump_minipool): Likewise.
13846 (push_minipool_fix): Likewise.
13847 (output_move_quad): New function. Output quad-word moves, loads and
13848 stores using ARM registers.
13849 (output_move_vfp): Add support for vectors in VFP (NEON) D
13851 (output_move_neon): Output a NEON load/store to/from a quadword
13853 (arm_print_operand): Implement new codes:
13854 - 'c' for unadorned integers (without a # sign).
13855 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13857 - 'e', 'f' for the low and high D parts of a NEON Q register.
13858 - 'q' outputs a NEON Q register.
13859 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13860 - 'T' prints NEON opcode features from a coded bitmask.
13861 - 'F' is similar to T, but signed/unsigned codes both print as
13863 - 't' is similar to T, but 'u' is printed instead of 'p'.
13864 - 'O' prints 'r' if NEON instruction should perform rounding (as
13865 specified by bitmask), else prints nothing.
13866 - '#' is a punctuation character to stop operand numbers from
13867 running together with following digits in the assembler
13868 strings for instructions (when using mode attributes).
13869 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13870 constant vectors in big-endian mode, where necessary.
13871 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13872 Handle EI, OI, CI, XI modes.
13873 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13874 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13875 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13876 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13877 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13879 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13880 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13881 to turn v8qi, etc. into bits defined above.
13882 (neon_itype): New enumeration. Classifications of NEON builtins.
13883 (neon_builtin_datum): Define struct. Contains information about
13884 a single builtin (with multiple modes).
13885 (CF): Define helper macro for...
13886 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13888 (neon_builtin_data): New array. Define information about builtins
13889 for use during initialization/expansion.
13890 (arm_init_neon_builtins): New function.
13891 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13893 (neon_builtin_compare): New function.
13894 (locate_neon_builtin_icode): New function. Find an insn code for a
13895 builtin given a function code for that builtin. Also return type of
13896 builtin (NEON_BINOP, NEON_UNOP etc.).
13897 (builtin_arg): New enumeration. Types of arguments for builtins.
13898 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13899 Takes a variable argument list of builtin_arg types, terminated by
13901 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13902 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13903 (neon_emit_pair_result_insn): New function. Support returning pairs
13904 of vectors via a pointer.
13905 (neon_disambiguate_copy): New function. Set up operands for a
13906 multi-word copy such that registers do not get clobbered.
13907 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13908 ARM_BUILTIN_NEON_BASE.
13909 (arm_file_start): Set float-abi attribute for NEON.
13910 (arm_vector_mode_supported_p): Enable NEON vector modes.
13911 (arm_mangle_map_entry): New.
13912 (arm_mangle_map): New.
13913 (arm_mangle_vector_type): New.
13914 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13916 (TARGET_NEON): New macro. Target supports NEON.
13917 (fputype): Add FPUTYPE_NEON.
13918 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13919 for vectorization based on command-line arg.
13920 (NEON_REGNO_OK_FOR_NREGS): Define.
13921 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13922 (VALID_NEON_STRUCT_MODE): Define.
13923 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13924 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13925 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13926 (consttable_16): Add pattern for outputting 16-byte minipool
13928 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13930 (vec-common.md, neon.md): Include md files.
13931 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13932 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13933 (memory_constraint "Ut", "Un", "Us"): Define.
13934 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13935 (MMX_char): New mode attribute.
13936 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13937 (*add<mode>3_iwmmxt): New insn pattern.
13938 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13939 (*sub<mode>3_iwmmxt): New insn pattern.
13940 (mulv4hi3): Rename to...
13941 (*mulv4hi3_iwmmxt): This.
13942 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13943 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13944 (uminv4hi3, uminv2si3): Remove. Replace with...
13945 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13946 (*umin<mode>3_iwmmxt): These.
13947 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13948 (ashr<mode>3_iwmmxt): This new pattern.
13949 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13950 (lshr<mode>3_iwmmxt): This new pattern.
13951 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13952 (ashl<mode>3_iwmmxt): This new pattern.
13953 * config/arm/neon-docgen.ml: New file. Generate documentation for
13955 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13956 * config/arm/arm_neon.h: New (autogenerated).
13957 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13959 * config/arm/neon.md: New file. Define NEON instructions.
13960 * config/arm/neon.ml: New file. Abstract description of NEON
13961 instructions, used to generate arm_neon.h header, documentation and
13963 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13964 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13966 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13968 (ARM NEON Intrinsics): New subsection.
13969 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13971 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13973 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13976 2007-07-24 Jan Hubicka <jh@suse.cz>
13978 * regclass.c (move_table): New type.
13979 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13980 (init_move_cost): Break out from ...
13981 (init_reg_sets_1): ... here; simplify computation of
13982 have_regs-of_mode and contains_reg_of_mode.
13983 (record_reg_classes): Unswitch internal loops.
13984 (copy_cost): Trigger lazy initialization of move cost
13985 (record_address_regs): Likewise.
13987 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13989 * config/darwin.c (darwin_override_options): Don't force on
13990 flag_var_tracking_uninit when no debug info is requested.
13992 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13994 * cfgloop.c (init_loops_structure): New function.
13995 (flow_loops_find): Create root of the loop tree unconditionally.
13997 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13999 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14001 2007-07-24 Jan Hubicka <jh@suse.cz>
14003 * caller-save.c: Include ggc.h, gt-caller-save.h
14004 (reg_save_code, reg_restore_code): Rename to ...
14005 (cached_reg_save_code, cached_reg_restore_code): ... those.
14006 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14007 (reg_save_code, reg_restore_code): New functions.
14008 (init_caller_save): Do not intialize
14009 reg_save_code/reg_restore_code tables.
14010 * Makefile.in: (gt-caller-save.h): New.
14012 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14014 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14015 with the mode of the original operand instead of
14018 2007-07-23 Jan Hubicka <jH@suse.cz>
14020 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14021 (inline_secondary_memory_needed): ... here.
14022 (ix86_memory_move_cost): Break out to ...
14023 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14024 maximum of input and output; fix handling of Q_REGS on 64bit.
14025 (ix86_secondary_memory_needed): Microoptimize.
14027 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14029 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14030 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14031 stmts_from_loop, known_dependences_p, build_rdg): New.
14032 * tree-data-ref.h: Depends on graphds.h.
14033 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14034 (build_rdg): Declared.
14035 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14037 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14039 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14042 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14043 Jakub Jelinek <jakub@redhat.com>
14045 PR middle-end/PR28690
14046 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14048 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14049 and MEM_POINTER operands over REG and MEM operands.
14050 (swap_commutative_operands_p): Change return value to bool.
14051 * rtl.h: Update the corresponding prototype.
14052 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14053 instead of gen_rtx_PLUS.
14054 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14055 value to bool. Change function arguments to rtx's and update code
14057 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14058 calls to match the new declaration.
14059 * simplify-rtx.c (simplify_associative_operation): Don't
14060 reorder simplify_binary_operation arguments.
14062 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14064 * config/mips/mips.c (override_options): Use mips_costs to derive
14065 the default branch cost.
14066 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14068 * config/mips/mips.opt (mbranch-cost=): New option.
14069 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14071 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14073 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14074 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14075 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14076 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14078 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14080 * config/mips/constraints.md (ks): New constraint.
14081 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14082 (*add<mode>3_mips16): ...here.
14084 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14086 * optabs.h (enum optab_index): Add new OTI_signbit.
14087 (signbit_optab): Define corresponding macro.
14088 (enum insn_code signbit_optab[]): Remove array.
14089 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14090 (expand_copysign_absneg): If back end provides signbit insn, use it
14091 instead of bit operations on floating point argument.
14092 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14093 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14094 for availability of signbit insn.
14096 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14097 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14098 SSE mode is not active.
14099 (isinf<mode>2): Disable for mfpmath=sse,387.
14101 2007-07-22 Ben Elliston <bje@au.ibm.com>
14103 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14105 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14107 2007-07-20 Richard Guenther <rguenther@suse.de>
14109 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14110 integral typed condition.
14111 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14112 booleanness. Only preserve conversions from a non-base
14113 type to a base type, not in general between types with
14114 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14115 * tree.def (COND_EXPR): Document that the condition
14116 can be of any integral type.
14118 2007-07-20 Nigel Stephens <nigel@mips.com>
14119 Richard Sandiford <richard@codesourcery.com>
14121 * config/mips/mips.h (mips_dwarf_regno): Declare.
14122 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14123 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14124 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14125 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14126 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14127 (REG_CLASS_NAMES): Update accordingly.
14128 * config/mips/mips.c (mips_dwarf_regno): New array.
14129 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14130 (mips_subword): Remove special handling for accumulator registers.
14131 (override_options): Initiailize mips_dwarf_regno. Remove use
14133 (mips_swap_registers): New function.
14134 (mips_conditional_register_usage): Swap accumulator registers
14135 around if TARGET_LITTLE_ENDIAN.
14136 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14137 * config/mips/constraints.md (h, l): Use the endianness to choose
14138 between MD0_REG and MD1_REG.
14139 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14140 alternative-dependent template.
14142 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14144 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14147 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14149 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14150 predecessor fallthru flags.
14152 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14154 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14155 of compare to the same type.
14156 * cfgloopmanip.c (add_loop): Update information about loop exits.
14157 (loop_version): Remove the innermost loop requirement.
14158 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14159 to sizetype for pointers.
14161 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14163 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14164 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14165 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14167 * config/dfp-bit.c: Empty for TFmode conversions.
14169 2007-07-18 Caroline Tice <ctice@apple.com>
14171 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14172 and handle them correctly; check that src is not NULL before
14174 (find_src_set_src): Likewise.
14176 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14178 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14179 (struct alignment_context, init_alignment_context): New.
14180 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14181 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14182 (XCHAL_HAVE_S32C1I): Likewise.
14183 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14184 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14185 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14186 (ATOMIC, HQI): New macros.
14187 (memory_barrier, *memory_barrier): New.
14188 (sync_lock_releasesi): New.
14189 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14190 (sync_lock_test_and_set<mode>): New.
14191 (sync_<atomic><mode>): New.
14192 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14193 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14194 (xtensa_expand_atomic): New.
14196 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14200 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14201 transformation for builtin ISNORMAL.
14202 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14203 * builtins.def (BUILT_IN_ISNORMAL): New.
14204 * doc/extend.texi: Document isnormal.
14206 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14210 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14211 optabs infrastructure. Provide generic implementation for
14213 (expand_builtin): Handle FINITE/ISFINITE.
14214 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14215 (fold_builtin_1): Likewise.
14217 * builtins.def (BUILT_IN_ISFINITE): New.
14219 * doc/extend.texi: Document isfinite.
14221 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14224 PR middle-end/20558
14226 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14227 generic fallback for isinf.
14228 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14229 calculation code ...
14230 * real.c (get_max_float): ... to here.
14231 * real.h (get_max_float): New.
14233 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14235 PR middle-end/32668
14237 * builtin-attrs.def (ATTR_TYPEGENERIC,
14238 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14240 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14241 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14242 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14243 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14245 * c-common.c (handle_type_generic_attribute): New.
14246 (c_common_attribute_table): Add "type generic".
14248 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14250 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14252 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14253 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14256 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14259 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14260 checking that the operand is an expression.
14262 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14263 Danny Smith <dannysmith@users.sourceforge.net>
14266 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14267 file mapping object in local namespace if Windows version later
14270 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14272 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14273 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14274 arm_cannot_force_const_mem.
14275 (arm_cannot_force_const_mem): New function.
14276 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14277 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14278 of arm_tls_referenced_p.
14279 * config/arm/arm.md (movsi): Split out-of-section constants when
14280 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14281 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14283 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14285 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14287 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14289 * config/mips/mips.md (*extendqihi2): Convert the destination
14292 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14294 * config/pa/fptr.c: Update license header.
14295 * config/pa/milli64.S: Likewise.
14297 2007-07-17 Nick Clifton <nickc@redhat.com>
14299 * COPYING_v3: New file. Contains version 3 of the GNU General
14301 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14302 Lesser General Public License.
14303 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14304 the GNU General Public License.
14306 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14308 PR rtl-optimization/32773
14309 * cfglayout.c (force_one_exit_fallthru): New function.
14310 (cfg_layout_finalize): Use it.
14312 2007-07-16 Richard Guenther <rguenther@suse.de>
14313 Uros Bizjak <ubizjak@gmail.com>
14315 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14316 before forcing it to gimple operand.
14318 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14319 David Ung <davidu@mips.com>
14321 * config/mips/mips.h (TUNE_24K): Define.
14322 (TUNE_MACC_CHAINS): Add TUNE_24K.
14323 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14325 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14326 (r74k_int_madd): .. this new reservation.
14327 (define_bypass): Fixed bypasses for r74k_int_madd to use
14328 mips_linked_madd_p.
14329 * config/mips/24k.md (define_bypass): Define new
14330 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14332 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14333 Nigel Stephens <nigel@mips.com>
14335 * config/mips/mips.md: Include 20kc.md.
14336 * config/mips/20kc.md: New file.
14337 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14338 (mips_adjust_cost): Tweak for 20Kc.
14339 (mips_issue_rate): Likewise.
14340 * config/mips/mips.h (TUNE_20KC): Define.
14342 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14344 * config/rs6000/rs6000.c (struct processor_cost): Add
14345 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14347 (*_cost): Add cache information.
14348 (rs6000_override_options): Set cache parameters.
14350 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14353 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14354 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14356 2007-07-16 Paul Brook <paul@codesourcery.com>
14359 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14360 (cirrus_thumb2_movsi_insn): Ditto.
14362 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14364 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14365 CR2_REGNO to R_CR2.
14367 2007-07-15 Andrew Haley <aph@redhat.com>
14369 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14370 before looking in the context.
14372 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14374 PR middle-end/32398
14375 PR middle-end/32769
14376 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14377 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14378 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14379 (pa_output_function_prologue): Use rp_saved and
14380 current_function_is_leaf to generate .CALLINFO statement.
14381 (hppa_expand_prologue): Set rp_saved.
14382 (hppa_expand_epilogue): Use rp_saved.
14383 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14384 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14386 2007-07-14 Dirk Mueller <dmueller@suse.de>
14388 * omega.c (coalesce): Fix memory leak on early exit.
14389 * matrix-reorg.c (check_allocation_function): Likewise.
14390 * tree-vect-transform.c (vect_get_new_vect_var): free result
14392 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14393 pass pointer to edge vector
14394 (partition_hot_cold_basic_blocks): Fix memory leak.
14395 * collect2.c (prefix_from_string): Free temporary storage.
14396 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14398 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14400 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14401 (DO_GLOBAL_DTORS_BODY): Likewise.
14403 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14404 Nigel Stephens <nigel@mips.com>
14406 * config/mips/mips.c (mips_classify_symbol): Don't return
14407 SYMBOL_SMALL_DATA for constant pool addresses if
14408 TARGET_EMBEDDED_DATA is true.
14410 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14412 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14413 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14414 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14415 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14416 __builtin_ia32_storehps, __builtin_ia32_storelps,
14417 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14418 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14419 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14420 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14421 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14422 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14423 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14424 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14425 using def_builtin_const.
14427 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14429 PR tree-optimization/32705
14430 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14431 (simplify_binary_expression): Use SSA_VAL consistently.
14433 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14435 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14436 (SPEFSCR_REGNO): Delete definition.
14437 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14438 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14439 * config/rs6000/rs6000.h: Do not define *_REGNO.
14440 LINK_REGISTER_REGNUM -> LR_REGNO.
14441 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14442 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14443 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14444 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14445 R_VRSAVE, R_VSCR. Use them.
14446 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14447 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14448 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14449 * config/rs6000/aix.h: Define R_LR. Use it.
14451 2007-07-13 Caroline Tice <ctice@apple.com>
14453 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14454 flag_var_tracking is explicitly turned off (i.e. when variable
14455 tracking is not feasible); otherwise, turn flag_var_tracking on when
14456 flag_var_tracking_uninit is on.
14457 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14458 note definitions, to allow recording of initialization status in the
14460 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14461 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14462 determine if two note locations are equal.
14463 (output_loc_list): Don't output list entries whose start & end labels
14465 (reg_loc_descriptor): Add parameter for initialization status; pass it
14466 to other loc descriptor functions.
14467 (one_reg_loc_descriptor): Add parameter for initialization status;
14468 check its value and add DW_OP_GNU_uninit to returned loc descr if
14470 (multiple_reg_loc_descriptor): Add parameter for initialization
14472 pass init status argument to other loc descriptor functions; check
14473 value of intialization parameter and add DW_OP_GNU_uninit to returned
14474 loc descr if appropriate.
14475 (based_loc_descr): Add parameter for initialization status; add new
14476 variable for return value; check value of initialization parameter and
14477 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14478 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14479 pass init status argument to other loc descriptor functions; check
14480 value of intialization parameter and add DW_OP_GNU_uninit to returned
14481 loc descr if appropriate.
14482 (mem_loc_descriptor): Likewise.
14483 (concat_loc_descriptor): Likewise.
14484 (concatn_loc_descriptor): Likewise.
14485 (loc_descriptor): Add parameter for initialization status; pass it as
14486 argument to other loc descriptor function calls.
14487 (loc_descriptor_from_tree_1): Add appropriate initialization status
14488 to loc descriptor function calls.
14489 (add_location_or_const_value_attribute): Get initialization status
14490 from VAR_LOCATION note; add initialization status to loc descriptor
14492 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14493 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14494 status is uninitialized, add "[uninint]" to output.
14495 * common.opt (fvar-tracking-uninit): New option, similar to
14496 fvar-tracking, to turn on tracking of uninitialized variables; creates
14497 a new global flag, flag_var_tracking_uninit.
14498 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14499 (enum var_init_status): New type, for var initialization status field.
14500 * var-tracking.c (struct location_chain_def): Two new fields, init,
14501 for initialization status, and set_src for the assignment value expr.
14502 (unshare_variable): New parameter for initialization status;
14503 initialize new init and set_src fields.
14504 (var_reg_set): New parameters for initialization status and value;
14505 pass them to set_variable_part.
14506 (var_mem_set): Likewise.
14507 (get_init_value): New function.
14508 (var_reg_delete_and_set): New initialization status & value
14509 parameters; add call to get_init_value if status is unknown; pass new
14510 parameters to clobber_variable_part and var_reg_set.
14511 (var_mem_delete_and_set): Likewise.
14512 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14513 (var_mem_delete): Likewise.
14514 (variable_union): Pass status to unshare_variable; initialize new init
14515 and set_src fields. If flag_var_tracking_uninit is not set, force
14516 status to initialized.
14517 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14518 used later to get the set_src value.
14519 (find_src_status): New function.
14520 (find_src_set_src): New function.
14521 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14522 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14523 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14524 and var_mem_delete_and_set.
14525 (dump_variable): Print out "[uninit]" if appropriate.
14526 (set_variable_part): Add new initialization and set_src parameters;
14527 pass status to unshare_variable; set node->init and node- >set_src
14528 fields and modify slot in hash table appropriately; save the init and
14529 set_src values if appropriate and assign to the new node.
14530 (clobber_variable_part): New set_src parameter; if two nodes have
14531 same variable and same location but different set_src (assignment)
14532 values, clobber old node.
14533 (delete_variable_part): Pass init status to unshare_variable.
14534 (emit_note_insn_var_location): Add initialized var; assign var's init
14535 status to new 'initialized'; pass new init status field to calls to
14536 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14537 status to initialized.
14538 (emit_notes_in_bb): Pass initialization status to calls to
14539 var_reg_set, var_mem_set, var_reg_delete_and_set and
14540 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14541 var_reg_delete_and_set and var_mem_delete_and_set; call
14542 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14543 make up for change in add_stores.
14544 (vt_add_function_parameters): Add status to calls to
14546 * config/darwin.c (darwin_override_options): Turn on uninitialized
14547 tracking automatically, if var_tracking is on and the system is
14550 2007-07-13 Sa Liu <saliu@de.ibm.com>
14552 * config.gcc: Add options for arch and tune on SPU.
14553 * config/spu/predicates.md: Add constant operands 0 and 1.
14554 * config/spu/spu-builtins.def: Add builtins for double precision
14555 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14556 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14558 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14560 * config/spu/spu-protos.h: Add new function prototypes.
14561 * config/spu/spu.c (spu_override_options): Check options -march and
14563 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14564 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14566 (spu_const_from_int): New. Create a vector constant from 4 ints.
14567 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14568 (spu_emit_vector_compare): New. Emit vector compare.
14569 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14570 * config/spu/spu.h: Add options -march and -mtune. Define processor
14571 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14572 CANONICALIZE_COMPARISON.
14573 * config/spu/spu.md: Add new insns for double precision compare
14574 and double precision vector compare. Add vcond and smax/smin patterns
14575 to enable DFmode vector conditional expression.
14576 * config/spu/spu.opt: Add options -march and -mtune.
14577 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14578 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14579 both CELL and CELLEDP targets: spu_testsv.
14580 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14583 2007-07-13 Richard Guenther <rguenther@suse.de>
14585 PR tree-optimization/32721
14586 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14587 TREE_THIS_VOLATILE on the folded reference.
14588 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14589 if the array reference has TREE_THIS_VOLATILE set.
14591 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14594 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14596 2007-07-13 Andreas Schwab <schwab@suse.de>
14598 * gengtype-lex.l: Allow declarations to be indented.
14600 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14602 * ginclude/tgmath.h: New.
14603 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14604 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14605 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14606 * configure: Regenerate.
14608 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14610 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14611 correct index when setting register save state for xd
14614 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14616 * config/sh/sh.c (mark_use): Remove.
14618 2007-07-12 Paul Brook <paul@codesourcery.com>
14620 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14621 reg does not overlap return value.
14623 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14625 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14626 (set_expression_vuses): Ditto.
14627 (init_pre): Initialize expression_vuses.
14629 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14631 * config/i386/sse.md (storentdf, storentsf): New.
14633 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14635 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14637 * tree.c (build_decl_stat): Move code from here...
14638 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14639 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14640 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14641 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14642 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14645 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14646 Devang Patel <dpatel@apple.com>
14648 PR tree-optimization/25413
14649 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14650 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14651 * tree.h (contains_packed_reference): New.
14652 * expr.c (contains_packed_reference): New.
14653 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14654 (vect_enhance_data_refs_alignment): Call
14655 vector_alignment_reachable_p.
14656 * target.h (vector_alignment_reachable): New builtin.
14657 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14658 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14659 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14661 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14663 * target.h (builtin_vectorization_cost): Add new target builtin.
14664 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14665 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14666 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14667 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14668 uninitialized variables.
14669 * tree-vect-transform.c (cost_for_stmt): New function.
14670 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14671 using cost 1 for all scalar stmts. Be less conservative when
14672 estimating the number of prologue/epulogue iterations. Call
14673 targetm.vectorize.builtin_vectorization_cost. Return
14674 min_profitable_iters-1.
14675 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14676 initialization cost instead of TARG_VEC_STMT_COST. Use
14677 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14678 epilogue code. Fix epilogue cost computation.
14679 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14680 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14681 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14682 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14683 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14684 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14686 2007-07-12 Richard Guenther <rguenther@suse.de>
14688 * gimplify.c (gimplify_conversion): Make sure that the result
14689 from maybe_fold_offset_to_reference is trivially convertible
14690 to the desired type before doing the simplification.
14691 (gimplify_expr): Likewise.
14692 * fold-const.c (fold_binary): Use the correct types for
14693 building the simplified expression.
14695 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14697 PR rtl-optimization/32729
14698 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14699 that fallthru to exit.
14701 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14703 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14704 (symDTPOFF2reg): Likewise.
14706 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14708 PR tree-optimization/32663
14710 * tree.h (VALUE_HANDLE_VUSES): Remove.
14711 (struct tree_value_handle): Remove vuses.
14713 * tree-vn.c (create_value_handle_for_expr): Don't set
14714 VALUE_HANDLE_VUSES.
14716 * tree-ssa-pre.c (expression_vuses): New.
14717 (alloc_expression_id): Set up expression_vuses.
14718 (get_expression_vuses): New.
14719 (set_expression_vuses): Ditto.
14720 (clear_expression_ids): Modify for expression_vuses.
14721 (phi_translate_1): Ditto.
14722 (phi_translate_set): Ditto.
14723 (value_dies_in_block_x): Ditto
14724 (valid_in_sets): Ditto.
14725 (add_to_sets): Ditto.
14726 (find_existing_value_expr): Ditto.
14727 (create_value_handle_for_expr): Ditto.
14728 (make_values_for_stmt): Ditto.
14729 (vuse_equiv): Remove.
14731 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14733 * Makefile.in (mostlyclean): Remove object files.
14735 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14737 * toplev.c (no_new_pseudos): Deleted.
14738 * rtl.h (no_new_pseudos): Deleted.
14739 * tree-pass.h (pass_no_new_pseudos): Deleted.
14740 * passes.c (pass_no_new_pseudos): Deleted.
14741 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14742 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14743 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14745 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14746 * rtlhooks.c (gen_lowpart_general): Ditto.
14747 * optabs.c (prepare_operand): Ditto.
14748 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14750 * modulo-sched.c (rest_of_handle_sms): Ditto.
14751 * see.c (rest_of_handle_see): Ditto.
14752 * ifcvt.c (if_convert): Ditto.
14753 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14755 * init-regs.c (gate_initialize_regs): Deleted set of
14757 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14758 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14759 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14761 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14764 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14765 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14766 (*vec_extractv2di_1_rex64): New insn pattern.
14768 2007-07-11 David Daney <ddaney@avtrex.com>
14770 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14771 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14772 for SIGNAL_UNWIND_RETURN_COLUMN.
14773 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14774 (DWARF_FRAME_REGNUM): Rewrite.
14775 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14777 2007-07-11 Nick Clifton <nickc@redhat.com>
14779 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14780 delta and use gen_int_mode in place of GET_INT instead.
14782 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14784 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14787 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14789 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14790 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14792 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14793 (USE_CANONICAL_TYPES): New.
14794 * doc/invoke.texi (verify-canonical-types): Remove.
14795 (use-canonical-types): Add.
14797 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14799 * config/spu/spu.c (spu_optimization_options): Remove setting of
14800 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14801 (spu_override_options): Move it here.
14803 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14805 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14806 * config/mips/mips.c (mips_cpu_info_table): Mention
14807 MIPS_ISA_LEVEL_SPEC in the comment.
14809 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14811 PR tree-optimization/32713
14812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14814 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14816 PR middle-end/30482
14817 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14818 conditional to flag_isoc99.
14819 (c_common_init_options): Do it here, unconditionally.
14821 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14823 PR tree-optimization/32589
14824 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14825 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14826 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14827 predicate, extracted from...
14828 (set_rhs): ...here. Call it for the expression on entry.
14829 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14830 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14831 (simplify_binary_expression): Use valid_gimple_expression_p
14832 to validate the simplification.
14833 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14835 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14837 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14838 DWARF2_DEBUG on 32 bit target too.
14839 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14841 2007-07-11 Nick Clifton <nickc@redhat.com>
14843 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14844 version for 64-bit hosts.
14846 2007-07-10 David Daney <ddaney@avtrex.com>
14848 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14850 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14852 * config/mips/mips.c (mips_expand_synci_loop): New function.
14853 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14854 (UNSPEC_RDHWR): Same.
14855 (UNSPEC_SYNCI): Same.
14856 (UNSPEC_SYNC): Same.
14857 (clear_cache): New expand.
14861 (clear_hazard): Same.
14862 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14864 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14865 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14867 2007-07-10 Ian Lance Taylor <iant@google.com>
14869 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14872 2007-07-10 David Daney <ddaney@avtrex.com>
14874 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14875 * builtins.c (expand_builtin___clear_cache): New function.
14876 (expand_builtin): Call expand_builtin___clear_cache for
14877 BUILT_IN_CLEAR_CACHE case.
14878 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14879 * doc/md.texi (clear_cache): Document new instruction pattern.
14880 * testsuite/gcc.dg/builtins-64.c: New test.
14882 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14884 * config/cris/cris.md ("movsi"): Fix typo in last change.
14886 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14889 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14891 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14892 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14893 for FUNCTION_DECLs. Don't use align_functions_log if
14895 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14896 even for FUNCTION_DECLs.
14897 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14899 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14900 (DECL_FUNCTION_CODE): Update for new location and name of
14902 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14903 (struct tree_decl_common): Move 'align' and 'off_align' out
14904 of union, ensure they're still on a 32-bit boundary. Remove
14905 other fields in union 'u1'.
14906 (struct tree_function_decl): Add field 'function_code' replacing
14907 'u1.f' in tree_decl_common.
14908 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14909 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14910 (Variable Attributes): Cross-reference 'aligned' attribute
14911 to Function Attributes.
14912 * flags.h (force_align_functions_log): Delete.
14913 * toplev.c (force_align_functions_log): Delete.
14915 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14918 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14919 (*vec_concatv2di_rex): New insn pattern.
14921 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14924 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14926 2007-07-10 Ian Lance Taylor <iant@google.com>
14928 Replace no_new_pseudos in backends.
14929 * rtl.h (can_create_pseudo_p): Define.
14930 * config/darwin.c (machopic_indirect_data_reference): Use
14931 can_create_pseudo_p () instead of no_new_pseudos.
14932 (machopic_indirect_data_reference): Likewise.
14933 (machopic_legitimize_pic_address): Likewise.
14934 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14935 (alpha_emit_set_const_1): Likewise.
14936 (alpha_emit_set_const): Likewise.
14937 (alpha_emit_conditional_move): Likewise.
14938 (alpha_split_conditional_move): Likewise.
14939 * config/alpha/alpha.md (various splitters): Likewise.
14941 * config/arm/arm.c (legitimize_pic_address): Likewise.
14942 (arm_load_pic_register): Likewise.
14943 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14944 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14945 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14946 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14947 * config/cris/cris.md (movsi): Likewise.
14948 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14949 (symGOTOFF2reg_hilo): Likewise.
14950 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14951 * config/h8300/h8300.md (insv, extzv): Likewise.
14952 * config/i386/i386.c (ix86_expand_move): Likewise.
14953 (ix86_expand_vector_move): Likewise.
14954 (ix86_prepare_fp_compare_args): Likewise.
14955 (ix86_expand_carry_flag_compare): Likewise.
14956 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14957 (tls_dynamic_gnu2_combine_32): Likewise.
14958 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14959 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14960 (ia64_expand_movxf_movrf): Likewise.
14961 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14962 (m32c_split_move): Likewise.
14963 (m32c_expand_insv): Likewise.
14964 * config/m68k/m68k.md (movsi): Likewise.
14965 * config/mips/mips.c (mips_force_temporary): Likewise.
14966 (mips_split_symbol): Likewise.
14967 (mips_move_integer): Likewise.
14968 (mips_legitimize_const_move): Likewise.
14969 * config/mn10300/mn10300.md (movsi): Likewise.
14970 * config/pa/pa.c (emit_move_sequence): Likewise.
14971 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14972 (rs6000_got_register): Likewise.
14973 (create_TOC_reference): Likewise.
14974 (rs6000_machopic_legitimize_pic_address): Likewise.
14975 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14976 (various splitters): Likewise.
14977 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14978 (movsi_got): Likewise.
14979 * config/s390/s390.c (emit_symbolic_move): Likewise.
14980 * config/s390/s390.md (movhi, movqi): Likewise.
14981 (load_multiple, store_multiple): Likewise.
14982 * config/score/score.c (score_force_temporary): Likewise.
14983 * config/sh/sh.c (prepare_move_operands): Likewise.
14984 (prepare_cbranch_operands): Likewise.
14985 (emit_fpu_switch): Likewise.
14986 (fpscr_set_from_mem): Likewise.
14987 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14988 (adddi3, subsi3): Likewise.
14989 (various splitters): Likewise.
14990 (divsi_inv_fp_combine): Likewise.
14991 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14992 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14994 * config/sh/predicates.md (xor_operand): Likewise.
14995 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14996 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14997 (movdi_pic_label_ref): Likewise.
14998 * config/spu/spu.c (spu_split_immediate): Likewise.
14999 * config/alpha/alpha.md (various splitters): Remove test
15000 !no_new_pseudos || reload_completed.
15001 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15003 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15004 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15005 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15006 * config/score/score.c (th_output_mi_thunk): Likewise.
15007 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15008 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15010 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15012 PR rtl-optimization/32664
15013 * mode-switching.c (create_pre_exit): Skip barrier insns.
15015 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15017 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15018 force_gimple_operand_bsi.
15019 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15020 rewrite_use_compare): Ditto.
15021 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15023 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15024 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15025 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15026 * tree-profile.c (prepare_instrumented_value,
15027 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15028 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15029 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15030 tree_gen_ior_profiler): Ditto.
15031 * tree-ssa-reassoc.c (negate_value): Ditto.
15032 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15033 Use force_gimple_operand_bsi.
15034 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15035 * tree-if-conv.c (add_to_dst_predicate_list,
15036 find_phi_replacement_condition): Ditto.
15037 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15038 Call mark_symbols_for_renaming for new statements.
15039 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15041 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15043 * cfghooks.c (remove_edge): New function.
15044 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15046 * cfghooks.h (remove_edge): Declare.
15047 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15048 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15050 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15052 * optabs.h: Added declaration for signbit_optab.
15053 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15054 * genoptinit.c (optabs): Added entry for signbit insns.
15055 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15056 insn, if available.
15057 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15058 * config/s390/s390.md (signbit<mode>2): New expander.
15060 2007-07-09 Richard Guenther <rguenther@suse.de>
15062 PR middle-end/32698
15063 * fold-const.c (fold_plusminus_mult_expr): Move constant
15064 arguments second to allow decomposing.
15066 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15069 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15071 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15072 Disregard DECL_FROM_INLINE.
15074 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15077 * doc/invoke.texi: Add ftree-reassoc flag.
15078 * common.opt (ftree-reassoc): New flag.
15079 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15080 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15082 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15084 PR tree-optimization/32681
15085 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15086 saved in second_edge->aux when first_bb is a loop header.
15088 2007-07-09 Jan HUbicka <jh@suse.cz>
15090 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15092 2007-07-09 Richard Guenther <rguenther@suse.de>
15094 * c-decl.c (start_function): Do not promote return type.
15096 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15098 * function.c (do_warn_unused_parameter): Do not warn if
15099 TREE_NO_WARNING is set.
15101 2007-07-08 Andreas Schwab <schwab@suse.de>
15103 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15105 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15108 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15110 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15111 apply to assembly language, too.
15112 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15114 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15116 Revert (note the sccvn portions are *not* reverted)
15117 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15119 Fix PR tree-optimization/23488
15121 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15123 * tree-flow-inline.h (get_value_handle): Ditto.
15124 * tree-ssa-pre.c (decl_vh_map): New.
15125 (decl_node_pool): New.
15126 (can_value_number_operation): Support DECL_P.
15127 (can_PRE_operation): Ditto.
15128 (create_expression_by_pieces): Ditto.
15129 (find_existing_value_expr): Modify to differnetiate between
15130 addressing and top level.
15131 (create_value_handle_for_expr): Handle DECL's.
15132 (poolify_tree): Ditto.
15133 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15134 (make_values_for_stmt): Handle DECL's properly.
15135 (init_pre): Reorg to not init useless things during FRE.
15137 * tree-flow.h: Include pointer-set.h.
15138 (decl_vh_map): Declare.
15139 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15141 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15143 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15144 the constraint description.
15145 * doc/md.texi: Update documentation of AVR constraints.
15147 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15149 * auto-inc-dec.c, config/arm/arm.c,
15150 config/m32r/constraints.md, config/mips/mips.md,
15151 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15152 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15153 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15154 typos. Follow spelling conventions.
15155 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15157 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15158 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15160 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15161 realloc_vuse): Remove.
15162 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15165 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15167 Fix PR tree-optimization/23488
15169 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15170 (try_to_simplify): Ditto.
15171 (visit_use): Ditto.
15172 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15174 * tree-flow-inline.h (get_value_handle): Ditto.
15175 * tree-ssa-pre.c (decl_vh_map): New.
15176 (decl_node_pool): New.
15177 (can_value_number_operation): Support DECL_P.
15178 (can_PRE_operation): Ditto.
15179 (create_expression_by_pieces): Ditto.
15180 (find_existing_value_expr): Modify to differnetiate between
15181 addressing and top level.
15182 (create_value_handle_for_expr): Handle DECL's.
15183 (poolify_tree): Ditto.
15184 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15185 (make_values_for_stmt): Handle DECL's properly.
15186 (init_pre): Reorg to not init useless things during FRE.
15188 * tree-flow.h: Include pointer-set.h.
15189 (decl_vh_map): Declare.
15190 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15192 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15194 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15195 apply to assembly language, too.
15196 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15198 2007-07-06 Ian Lance Taylor <iant@google.com>
15199 Zack Weinberg <zackw@panix.com>
15201 PR middle-end/32441
15202 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15204 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15206 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15207 (prefetch): Likewise if "pref" would be used.
15209 2007-07-06 Josh Conner <jconner@apple.com>
15211 PR middle-end/32602
15212 PR middle-end/32603
15213 * calls.c (store_one_arg): Handle arguments which are partially
15214 on the stack when detecting argument overlap.
15216 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15218 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15219 chosen during find_reloads.
15221 2007-07-06 Richard Guenther <rguenther@suse.de>
15223 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15224 TYPE_ARG_TYPES for verification of argument types. Use
15225 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15226 parameters as variable arguments.
15228 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15230 * libgcc2.h (word_type): Type definition removed.
15231 (cmp_return_type, shift_count_type): Type definitions added.
15232 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15233 replaced with shift_count_type.
15234 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15236 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15237 changed from word_type to Wtype.
15238 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15239 replaced with shift_count_type.
15240 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15242 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15243 and libgcc_shift_count attribute added.
15244 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15245 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15246 (TARGET_INITIALIZER): New target hooks added.
15247 * targhooks.c (default_libgcc_cmp_return_mode,
15248 default_libgcc_shift_count_mode): Default implementations for the new
15249 target hooks added.
15250 * targhooks.h (default_libgcc_cmp_return_mode,
15251 default_libgcc_shift_count_mode): Function prototypes added.
15252 * target.h (struct gcc_target): Fields for the new target hooks added.
15253 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15255 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15258 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15259 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15261 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15262 s390_libgcc_shift_count_mode): Functions added.
15263 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15264 Target hooks defined.
15266 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15268 * config/mips/mips.c (compute_frame_size): Restore the original
15269 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15270 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15271 Document why the difference is needed.
15273 2007-07-06 Richard Guenther <rguenther@suse.de>
15275 * c-common.c (boolean_increment): Use correctly typed
15278 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15280 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15281 the topmost argument register is not also included in the save mask.
15282 (mips16e_collect_argument_save_p): Take a pointer to the argument
15283 register, rather than a pointer to the number of arguments.
15284 (mips16e_collect_argument_saves): Only include argument saves
15285 that aren't in the register mask.
15287 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15289 PR rtl-optimization/32450
15290 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15291 to ensure that instructions are not moved into the prologue when
15292 profiling is on. Remove unused prologue_end variable.
15293 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15294 as a scheduling barrier.
15296 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15299 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15300 Disregard DECL_FROM_INLINE.
15302 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15304 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15305 IORing with a constant.
15307 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15309 PR rtl-optimization/32475
15310 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15311 for every definition of the stack pointer.
15313 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15315 * arm.c (vfp3_const_double_index): Copy signed results of
15316 REAL_VALUE_TO_INT into unsigned vars.
15318 2007-07-05 Richard Guenther <rguenther@suse.de>
15320 PR middle-end/32639
15321 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15323 * tree-ssa.c (useless_type_conversion_p): Check canonical
15326 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15328 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15329 zero_extendhisi2): Change to define_insn_and_split.
15330 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15332 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15334 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15335 pass_match_asm_constraints): New.
15336 * passes.c (init_optimization_passes): Add new pass.
15337 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15338 * function.h (struct function): Add has_asm_statement bit.
15339 (current_function_has_asm_statement): New.
15340 * tree-pass.h (pass_match_asm_constraints): New.
15342 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15344 * config/mips/mips.c (mips_file_start): Avoid declaration
15347 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15349 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15351 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15353 * rtl.def (NOTE): Change print format string to print
15354 operand 5 as a note insn name.
15356 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15357 David Ung <davidu@mips.com>
15359 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15360 * doc/invoke.texi: (MIPS Options): Document them.
15362 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15363 David Ung <davidu@mips.com>
15365 Add support for SmartMIPS ASE.
15367 * optabs.c (expand_binop_directly): New, broken out from...
15368 (expand_binop): Here. Make it try rotating in the other
15369 direction even when the second operand isn't constant.
15370 * config/mips/mips.md (*lwxs): New.
15371 * config/mips/mips.opt (msmartmips): New.
15372 * config/mips/mips.c (mips_lwxs_address_p): New.
15373 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15374 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15375 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15376 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15377 (ISA_HAS_LWXS): New.
15378 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15379 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15380 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15381 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15382 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15383 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15384 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15386 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15388 * tree-vectorizer.c (new_loop_vec_info): Initialize
15389 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15390 * tree-vectorizer.h (_loop_vec_info): Added new filed
15391 min_profitable_iters.
15392 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15393 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15394 * tree-vect-analyze.c (vect_analyze_operations): Set
15395 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15396 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15397 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15398 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15399 and prologue cost to after they are computed.
15400 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15401 TARG_VEC_STMT_COST.
15402 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15403 of creating vectors from scalars according to dt.
15404 (vect_model_store_cost): Likewise.
15405 (vectorizable_call): Use dt array instead of scalar dt. Call
15406 vect_model_simple_cost with additional argument dt.
15407 (vectorizable_assignment): Likewise.
15408 (vectorizable_operation): Likewise.
15409 (vectorizable_type_demotion): Likewise.
15410 (vectorizable_type_promotion): Likewise.
15411 (vectorizable_store): Use dt array instead of scalar dt. Call
15412 vect_model_store_cost with additional argument dt.
15413 (vect_do_peeling_for_loop_bound): Don't call
15414 vect_estimate_min_profitable_iters. Instead, lookup
15415 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15416 "may not be profitable".
15418 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15421 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15422 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15423 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15424 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15426 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15428 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15429 addressing modes cheaper.
15431 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15433 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15434 (dw_ranges_struct): Rename block_num to num. Adjust.
15435 (dw_ranges_by_label_struct): New.
15436 (ranges_by_label, ranges_by_label_allocated,
15437 ranges_by_label_in_use): New variables.
15438 (add_ranges_num): Factored most of the code out of...
15439 (add_ranges): ... this one. Rewrite in terms of the former.
15440 (add_ranges_by_labels): New.
15441 (output_ranges): Output by-label ranges.
15442 (dwarf2out_finish): Output range for multiple-section
15443 compile_unit. Output standard DW_AT_low_pc in addition to
15444 unexpected DW_AT_entry_pc.
15446 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15448 PR tree-optimization/32604
15449 PR tree-optimization/32606
15451 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15452 (compute_antic_safe): Removed.
15453 (ANTIC_SAFE_LOADS): Ditto.
15454 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15455 (execute_pre): Don't call compute_antic_safe.
15456 (vuse_equiv): New function.
15457 (make_values_for_stmt): Use it
15458 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15461 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15464 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15465 rather than a decl.
15466 (avr_attribute_table): Make "naked" attribute apply to function types
15467 rather than to decls.
15468 (avr_handle_fntype_attribute): New function.
15470 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15472 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15475 2007-07-04 David Ung <davidu@mips.com>
15476 Joseph Myers <joseph@codesourcery.com>
15478 * config/mips/mips.md (type): Add logical, signext and move.
15479 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15480 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15481 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15482 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15483 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15484 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15485 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15486 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15487 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15488 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15489 movv2sf_hardfloat_64bit): Use the new types.
15490 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15491 *movdf_softfloat, *movdf_mips16): Use "multi".
15492 (extendqihi2): Replace with a define_expand.
15493 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15494 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15495 * config/mips/74k.md (r74k_int_logical): New reservation and
15497 (r74k_int_arith): Remove "slt".
15498 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15499 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15500 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15501 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15502 reservations for "arith".
15504 2007-07-04 Richard Guenther <rguenther@suse.de>
15506 * tree-ssa.c (useless_type_conversion_p): Add handling for
15507 scalar float and vector types. Only call the types_compatible_p
15508 langhook for aggregate types as last resort. Follow the
15511 2007-07-04 Richard Guenther <rguenther@suse.de>
15513 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15514 the same as NOP_EXPR.
15516 2007-07-04 Nick Clifton <nickc@redhat.com>
15518 * target.h (struct gcc_target): Add target_help field.
15519 * target-def.h (TARGET_HELP): New.
15520 (TARGET_INITIALIZER): Use TARGET_HELP.
15521 * opts.c (command_handle_option): Invoke target_help function, if
15522 defined, when the user has specified --target-help on the command
15524 * doc/invoke.texi: Mention that --target-help might print
15525 additional information.
15526 * doc/tm.texi: Document TARGET_HELP hook.
15528 * arm.c (TARGET_HELP): Override default definition.
15529 (arm_target_help): New - display a wrapped list of cores and
15530 architectures supported.
15532 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15534 * config/v850/v850.c (expand_prologue): Make sure
15535 GEN_INT() argument is sign extended rather than zero extended.
15536 (expand_epilogue): Likewise.
15537 (output_move_double): Delete.
15538 * config/v850/v850-protos.h (output_move_double): Delete.
15539 * config/v850/v850.md (movdi): Delete.
15540 (*movdi_internal): Delete.
15542 (*movdf_internal): Delete.
15544 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15546 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15547 unless compiling RTP PIC.
15549 2007-07-04 Richard Guenther <rguenther@suse.de>
15551 PR tree-optimization/32482
15552 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15553 original ssa name if we didn't find a shift expression.
15554 Fix shift constant for bit zero test.
15556 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15558 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15560 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15562 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15563 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15564 * config/arm/vxworks.h (ASM_SPEC): Delete.
15565 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15567 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15569 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15570 (DDR_REVERSED_P): New.
15571 * tree-data-ref.c (initialize_data_dependence_relation,
15572 build_classic_dist_vector): Set DDR_REVERSED_P.
15574 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15576 PR middle-end/32457
15577 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15578 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15579 init_omega_for_ddr_1): Use non conservative number of iterations
15581 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15582 (analyze_siv_subscript): Remove FIXME and reinitialization of
15583 last_conflicts to chrec_dont_know.
15584 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15586 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15588 * tree.c (maybe_canonicalize_argtypes): Improve description.
15590 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15592 * tree.c (maybe_canonicalize_argtypes): New.
15593 (build_function_type): Set canonical type.
15594 (build_method_type_directly): Ditto.
15595 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15598 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15600 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15602 (rewrite_use_nonlinear_expr): Likewise.
15604 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15606 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15608 2007-07-04 Ben Elliston <bje@au.ibm.com>
15610 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15613 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15615 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15616 (Exception Handling): Likewise.
15618 2007-07-03 Jan Hubicka <jh@suse.cz>
15620 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15622 2007-07-03 Eric Christopher <echristo@apple.com>
15624 * doc/cppopts.texi: Add conflicting option note to -dM.
15625 * doc/invoke.texi: Add note about possible conflicts with
15626 -E for -dCHARS and note that -dM will not produce
15627 any results if there is no machine dependent reorg.
15629 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15631 * tree.h (DECL_ALIGN): Back out previous change.
15633 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15635 * configure.ac: Test for .dtprelword support on MIPS.
15636 * configure, config.in: Regenerate.
15637 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15638 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15640 2007-07-03 Julian Brown <julian@codesourcery.com>
15642 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15643 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15644 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15645 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15647 (all_fpus): Add FPUTYPE_VFP3.
15648 (fp_model_for_fpu): Add VFPv3 field.
15649 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15650 (vfp3_const_double_index): New function. Return integer index of
15651 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15653 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15654 and argument represents a valid RTX for a VFPv3 constant.
15655 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15657 (vfp_emit_fstmd): Similar, for fstmd.
15658 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15659 constants, represented as integer indices.
15660 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15661 VFP_REGNO_OK_FOR_DOUBLE macros.
15662 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15663 (arm_file_start): Set float-abi attribute for VFPv3, and output
15664 correct ".fpu" assembler directive.
15665 (arm_dbx_register_numbering): Add FIXME.
15666 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15667 (fputype): Add FPUTYPE_VFP3.
15668 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15669 (CALL_USED_REGISTERS): Likewise.
15670 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15671 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15672 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15673 (D7_VFP_REGNUM): New.
15674 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15675 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15676 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15677 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15678 (REG_ALLOC_ORDER): Adjust for VFPv3.
15679 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15680 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15681 VFP_LO_REGS, VFP_HI_REGS.
15682 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15683 (IS_VFP_CLASS): Define macro.
15684 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15686 (REGISTER_MOVE_COST): Likewise.
15687 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15688 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15689 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15690 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15691 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15692 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15693 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15694 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15695 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15696 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15697 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15698 where appropriate for single-word registers.
15699 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15700 As above. Fix type attributes.
15701 * config/arm/constraints.md (register_contraint "t"): Define.
15702 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15704 (register_constraint "x"): Define.
15705 (constraint "Dv"): Define.
15707 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15709 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15711 2007-07-03 Tom Tromey <tromey@redhat.com>
15713 * c-parser.c (objc_pq_context): Removed.
15714 (objc_need_raw_identifier): Likewise.
15715 (c_parser) <objc_pq_context>: New field.
15716 <objc_need_raw_identifier>: Likewise.
15717 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15718 (c_lex_one_token): Update.
15719 (c_parser_objc_protocol_definition): Update.
15720 (c_parser_objc_method_definition): Update.
15721 (c_parser_objc_methodproto): Update.
15722 (c_parser_declspecs): Update.
15724 2007-07-03 David Ung <davidu@mips.com>
15726 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15728 2007-07-03 David Ung <davidu@mips.com>
15729 Richard Sandiford <richard@codesourcery.com>
15731 * doc/invoke.texi: Document -march=74kf3_2.
15732 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15733 (TUNE_74K): Check for it.
15734 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15735 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15736 * config/mips/mips.md (cpu): Add 74kf3_2.
15737 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15738 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15739 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15740 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15741 74kf3_2 to the CPU list.
15742 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15743 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15744 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15745 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15746 (r74kf3_2_fxfer_from_c1): New insn reservations.
15748 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15749 David Ung <davidu@mips.com>
15751 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15752 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15753 and 74k[fx]. Document aliases for the new options.
15754 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15755 (PROCESSOR_24KF2_1): ...this.
15756 (PROCESSOR_24KX): Rename to...
15757 (PROCESSOR_24KF1_1): ...this.
15758 (PROCESSOR_74KF): Rename to...
15759 (PROCESSOR_74KF2_1): ...this.
15760 (PROCESSOR_74KX): Rename to...
15761 (PROCESSOR_74KF1_1): ...this.
15762 (TUNE_74K): Update PROCESSOR_* names.
15763 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15764 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15765 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15766 (mips_rtx_cost_data): Update processor names in comments.
15767 (mips_issue_rate): Update PROCESSOR_* names.
15768 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15769 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15770 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15771 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15772 Update cpu attribute names.
15773 (r24k_fpu_iss): Rename this reservation to...
15774 (r24kf2_1_fpu_iss): ...this and update all uses.
15775 (r24kx_fpu_iss): Rename this reservation to...
15776 (r24kf1_1_fpu_iss): ...this and update all uses.
15777 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15778 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15779 Update cpu attribute names.
15781 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15783 * config/m32r/constraints.md: New file.
15784 * config/m32r/m32r.c: Include tm-constrs.h.
15785 (small_data_operand): Use satisfies_constraint_* instead of macro.
15786 (addr24_operand, gen_compare): Likewise.
15787 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15788 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15789 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15790 EXTRA_CONSTRAINT): Likewise.
15791 * config/m32r/m32r.md: Include constraints.md.
15792 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15793 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15794 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15795 (two_insn_const_operand, int8_operand, uint16_operand,
15796 reg_or_int16_operand, reg_or_uint16_operand,
15797 reg_or_cmp_int16_operand, cmp_int16_operand,
15798 seth_add3_operand): Likewise.
15800 2007-07-03 Eric Christopher <echristo@gmail.com>
15802 * libgcc2.h: Conditionally declare __bswapsi2 and
15805 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15807 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15810 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15813 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15814 (__gthrw_pragma): Provide default definition.
15815 (__gthrw2): Use it.
15816 * gthr-posix.c (__gthrw_pragma): Define.
15818 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15820 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15821 before declaring inequality.
15823 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15825 * combine.c (recog_for_combine): Log the success or failure of
15826 matching new insn patterns against the machine description in
15829 2007-07-03 Revital Eres <eres@il.ibm.com>
15831 * ddg.c (print_sccs): New function.
15832 (check_sccs): New function.
15833 (create_ddg_all_sccs): Use it.
15834 * ddg.h (print_sccs): Declare.
15835 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15837 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15839 * targhooks.h (default_mode_for_suffix): New function declaration.
15840 * targhooks.c (default_mode_for_suffix): New default target hook.
15841 * target.h (struct c): New structure in the targetm struct.
15842 (mode_for_suffix): New target hook as part of struct c.
15843 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15844 default_mode_for_suffix.
15845 (TARGET_C): New define.
15846 * c-lex.c: Include "target.h".
15847 (interpret_float): Use targetm.c.mode_for_suffix to determine
15848 the mode for a given non-standard suffix.
15849 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15851 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15852 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15854 * doc/extend.texi (Floating Types): New node. Document __float80 and
15855 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15857 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15860 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15861 predicate instead of target_operand.
15862 (divsi3_i1_media, divsi3_media_2): Likewise.
15864 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15866 * tree.h (alias_sets_might_conflict_p): Rename into
15867 alias_sets_must_conflict_p.
15868 * alias.c (alias_sets_might_conflict_p): Likewise.
15869 (alias_sets_conflict_p): Use it.
15870 (objects_must_conflict_p): Likewise.
15871 * c-common.c (strict_aliasing_warning): Adjust.
15873 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15875 * rtlhooks.c (gen_lowpart_if_possible): Check for
15876 invalid subreg before calling gen_lowpart_SUBREG.
15878 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15880 * config/darwin9.h: Add copyright notice.
15881 (LINK_COMMAND_SPEC): Add comment.
15882 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15883 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15884 DARWIN_LIBSYSTEM_HAS_UNWIND.
15886 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15889 * omp-low.c (check_combined_parallel): New function.
15890 (lower_omp_parallel): Call it via walk_stmts, set
15891 OMP_PARALLEL_COMBINED if appropriate.
15892 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15893 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15894 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15895 don't consider it as combined parallel.
15897 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15899 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15900 (gcc_tooldir): Likewise.
15901 * configure: Regenerate.
15902 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15903 old configure.ac gcc_tooldir setting.
15904 (prefix_to_exec_prefix): New variable.
15905 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15906 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15908 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15910 Fix PR tree-optimization/32583
15911 Fix PR tree-optimization/32584
15912 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15913 (phi_translate_set): Use phi_translate directly now.
15914 (make_values_for_stmt): Don't value number RHS if we already know
15917 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15918 Jim Wilson <wilson@specifix.com>
15921 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15924 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15925 Richard Sandiford <richard@codesourcery.com>
15926 Nigel Stephens <nigel@mips.com>
15928 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15929 (mips16e_output_save_restore): Declare.
15930 (mips16e_save_restore_pattern_p): Likewise.
15931 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15932 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15933 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15934 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15935 (BITSET_P): New global macro, extracted from...
15936 (mips_for_each_saved_reg): ...here.
15937 (mips16e_save_restore_info): New struct.
15938 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15939 (mips16e_save_restore_regs): New variable.
15940 (mips_split_plus, mips16e_find_first_register): New functions.
15941 (mips16e_mask_registers): New function.
15942 (compute_frame_size): Expand the commentary before the function.
15943 Enforce the MIPS16e save and restore register range restrictions.
15944 Pad the general register save area at the low end.
15945 (mips16e_save_restore_reg, mips16e_build_save_restore)
15946 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15947 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15948 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15950 (mips_expand_prologue, mips_expand_epilogue): Handle
15951 GENERATE_MIPS16E_SAVE_RESTORE.
15952 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15954 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15956 PR tree-optimization/31966
15957 PR tree-optimization/32533
15958 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15959 "basic_block" description as its third argument. Update function
15960 calls to get destination bb from "edge" argument. Save "cond" into
15961 aux field of the edge. Update prototype for changed arguments.
15962 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15964 (find_phi_replacement_condition): Operate on incoming edges, not
15965 on predecessor blocks. If there is a condition saved in the
15966 incoming edge aux field, AND it with incoming bb predicate.
15967 Return source bb of the first edge.
15968 (clean_predicate_lists): Clean aux field of outgoing node edges.
15969 (tree_if_conversion): Do not initialize cond variable. Move
15970 variable declaration into the loop.
15971 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15972 initializations of new_stmt, arg0 and arg1 variables.
15974 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15976 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15977 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15979 2007-07-02 Richard Guenther <rguenther@suse.de>
15981 * tree-ssa.c (useless_type_conversion_p): Document
15982 future intent as defining the middle-end type system.
15983 Re-structure to call langhook last, group by type class,
15984 mark questionable parts.
15986 2007-07-02 Richard Guenther <rguenther@suse.de>
15988 * tree-flow.h (types_compatible_p): Declare.
15989 * tree-ssa.c (types_compatible_p): New function.
15990 * ipa-type-escape.c (discover_unique_type): Use
15991 types_compatible_p instead of lang_hooks.types_compatible_p.
15992 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15993 * tree-vn.c (expressions_equal_p): Likewise.
15994 * tree.c (fields_compatible_p): Likewise.
15995 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15996 (cprop_operand): Use useless_type_conversion_p instead of
15997 lang_hooks.types_compatible_p.
15998 * tree-inline.c (setup_one_parameter): Likewise.
15999 (declare_return_variable): Likewise.
16000 * tree-nrv.c (tree_nrv): Likewise.
16001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16002 (maybe_fold_offset_to_component_ref): Likewise.
16003 (maybe_fold_offset_to_reference): Likewise.
16004 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16005 (merge_alias_info): Likewise.
16006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16007 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16008 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16009 * tree-tailcall.c (find_tail_calls): Likewise.
16010 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16011 * gimplify.c (canonicalize_addr_expr): Likewise.
16012 (fold_indirect_ref_rhs): Likewise.
16013 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16014 (cpt_same_type): Likewise.
16015 (check_pointer_types_r): Swap parameters to cpt_same_type
16017 * fold-const.c (fold_convert): Revert fix for PR15988.
16018 * tree-inline.c (setup_one_parameter): Instead fix it here by
16019 using fold_build1 instead of fold_convert and checking for
16020 error_mark_node. Convert only if the conversion is necessary.
16022 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16024 * configure.ac: Check for .gnu_attribute on Power.
16025 * configure: Regenerate.
16026 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16027 attribute for floating-point ABI.
16029 2007-07-02 Ira Rosen <irar@il.ibm.com>
16031 PR tree-optimization/32230
16032 PR tree-optimization/32477
16033 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16034 address is a constant.
16036 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16038 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16039 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16040 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16041 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16042 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16043 64-bit targets. Add support for *-elfoabi*.
16044 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16045 different settings if $(tm_defines) does not select the EABI.
16046 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16047 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16048 (MIPS_ARCH_OPTION_SPEC): Likewise.
16049 (MIPS_ISA_LEVEL_SPEC): Likewise.
16050 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16051 * config/mips/elfoabi.h: New file.
16053 2007-07-02 Richard Guenther <rguenther@suse.de>
16055 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16056 (useless_type_conversion_p): ... this.
16057 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16058 (useless_type_conversion_p): ... this.
16059 * builtins.c (fold_builtin_memory_op): Rename
16060 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16061 * tree-cfg.c (verify_expr): Likewise.
16062 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16063 * tree-ssa-ccp.c (ccp_fold): Likewise.
16064 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16065 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16067 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16068 * tree-ssa-pre.c (eliminate): Likewise.
16069 * tree-ssa.c (delete_tree_ssa): Likewise.
16070 (tree_ssa_useless_type_conversion): Likewise.
16071 * tree.c (build2_stat): Likewise.
16073 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16075 Fix PR tree-optimization/32571
16076 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16079 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16081 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16082 and other expected operations explicitly, change default to
16085 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16087 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16089 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16090 (tls_load_dot_plus_eight): Move the label number into the unspec.
16091 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16093 2007-07-01 Andreas Schwab <schwab@suse.de>
16095 * dwarf2out.c (initial_return_save): Define only if used.
16097 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16099 Unreverting Richard's Revert of:
16101 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16103 * dce.c (deletable_insn_p_1): New function, split out from...
16104 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16105 specially, not those inside PARALLELs. Remove BODY argument
16106 and adjust recursive call accordingly.
16107 (prescan_insns_for_dce): Update call to delete_insn_p.
16109 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16110 Revital Eres <eres@il.ibm.com>
16112 * ddg.c (create_ddg_all_sccs): Fix missed
16113 initialization of scc_nodes.
16115 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16117 PR middle-end/32559
16118 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16119 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16121 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16123 * configure.ac: Check for .gnu_attribute on MIPS.
16124 * configure, config.in: Regenerate.
16125 * config/mips/mips.c (mips_file_start): If supported, output
16126 attribute for floating-point ABI.
16128 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16131 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16132 (ffs_cmove): New expander to expand using ctz pattern.
16133 (*ffs_cmove): Remove pattern.
16134 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16135 (ffsdi2): Expand using ctz pattern.
16136 (*ffs_rex64): Remove pattern.
16138 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16140 PR rtl-optimization/32296
16141 * pa.md (return): Delete pattern.
16142 (return_internal): Remove "(const_int 1)" from pattern.
16143 (epilogue): Use return_internal pattern for trivial returns.
16144 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16145 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16147 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16149 * tree-ssa-pre.c (is_exception_related): New function
16150 (can_value_number_operation): Use it.
16152 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16154 Fix PR tree-optimization/32540
16155 Fix PR tree-optimization/31651
16157 * tree-ssa-sccvn.c: New file.
16159 * tree-ssa-sccvn.h: Ditto.
16161 * tree-vn.c: Include tree-ssa-sccvn.h
16162 (val_expr_paid_d): Removed.
16163 (value_table): Ditto.
16164 (vn_compute): Ditto.
16165 (val_expr_pair_hash): Ditto.
16166 (val_expr_pair_expr_eq): Ditto.
16167 (copy_vuses_from_stmt): Ditto.
16168 (vn_delete): Ditto.
16170 (shared_vuses_from_stmt): Ditto.
16171 (print_creation_to_file): Moved up.
16172 (sort_vuses): Ditto.
16173 (sort_vuses_heap): Ditto.
16174 (set_value_handle): Make non-static.
16175 (make_value_handle): Ditto.
16176 (vn_add): Rewritten to use sccvn lookups.
16177 (vn_add_with_vuses): Ditto.
16178 (vn_lookup): Ditto (and second argument removed).
16179 (vn_lookup_with_vuses): Ditto.
16180 (vn_lookup_or_add): Ditto (and second argument removed);
16181 (vn_lookup_or_add_with_vuses): Ditto.
16182 (vn_lookup_with_stmt): New.
16183 (vn_lookup_or_add_with_stmt): Ditto.
16184 (create_value_handle_for_expr): Ditto.
16186 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16187 (seen_during_translate): New function.
16188 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16189 (phi_trans_add): Ditto.
16190 (constant_expr_p): FIELD_DECL is always constant.
16191 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16192 Use constant_expr_p.
16193 Avoid infinite recursion on mutually valued expressions.
16194 Change callers of vn_lookup_or_add.
16195 (phi_translate): New function.
16196 (compute_antic_safe): Allow phi nodes.
16197 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16198 (find_or_generate_expression): Rewrite slightly.
16199 (create_expression_by_pieces): Updated for vn_lookup_or_add
16201 Update VN_INFO for new names.
16202 (insert_into_preds_of_block): Update for new names.
16203 (add_to_exp_gen): New function.
16204 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16205 (find_existing_value_expr): Rewrite to changed vn_lookup.
16206 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16207 (try_look_through_load): Removed.
16208 (try_combine_conversion): Ditto.
16209 (get_sccvn_value): New function.
16210 (make_values_for_phi): Ditto.
16211 (make_values_for_stmt): Ditto.
16212 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16214 (init_pre): Update for SCCVN changes.
16216 (execute_pre): Ditto.
16218 * tree-flow.h (make_value_handle): Declare.
16219 (set_value_handle): Ditto.
16220 (sort_vuses_heap): Ditto.
16221 (vn_lookup_or_add_with_stmt): Ditto.
16222 (vn_lookup_with_stmt): Ditto.
16223 (vn_compute): Remove.
16225 (vn_delete): Ditto.
16226 (vn_lookup): Update arguments.
16228 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16229 (tree-vn.o): Ditto.
16230 (tree-ssa-sccvn.o): New.
16231 (OBJS-common): Add tree-ssa-sccvn.o
16233 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16236 * c-typeck.c (build_external_ref): Don't mark as used if called
16238 * calls.c (rtx_for_function_call): Likewise.
16240 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16244 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16246 * dce.c (deletable_insn_p_1): New function, split out from...
16247 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16248 specially, not those inside PARALLELs. Remove BODY argument
16249 and adjust recursive call accordingly.
16250 (prescan_insns_for_dce): Update call to delete_insn_p.
16252 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16254 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16255 (try_combine): Move potential calls to undo_all() so they happen
16256 before we commit to using the combined insns.
16258 2007-06-30 Jan Hubicka <jh@suse.cz>
16260 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16263 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16265 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16266 (cgraph_remove_unreachable_nodes): Likewise.
16267 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16268 * ipa-inline.c (update_caller_keys): Cast according to the coding
16270 (cgraph_decide_recursive_inlining): Likewise.
16271 (cgraph_decide_inlining_of_small_function): Likewise.
16272 (try_inline): Likewise.
16273 (cgraph_decide_inlining_incrementally): Likewise.
16274 * ipa-pure-const.c (get_function_state): Likewise.
16275 (scan_function): Likewise.
16276 (analyze_function): Likewise.
16277 (static_execute): Likewise.
16278 * ipa-reference.c (scan_for_static_refs): Likewise.
16279 (merge_callee_local_info): Likewise.
16280 (analyze_function): Use type safe memory macros.
16281 (static_execute): Likewise. Cast according to the coding conventions.
16282 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16284 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16286 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16287 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16290 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16292 PR middle-end/30024
16293 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16294 for complex modes (both int and real).
16296 2007-06-29 Jan Hubicka <jh@suse.cz>
16298 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16300 2007-06-29 Jan Hubicka <jh@suse.cz>
16302 PR middle-end/32372
16303 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16306 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16309 * config/avr/avr.c: Include dataflow header file.
16310 (expand_prologue): Adjust for prologue insn change.
16311 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16314 2007-06-29 Richard Guenther <rguenther@suse.de>
16316 PR middle-end/32493
16317 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16318 during type verification.
16320 2007-06-29 Jan Hubicka <jh@suse.cz>
16322 * recog.c (validate_change_rtx_1): Unshare TO argument.
16324 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16326 PR tree-optimization/24659
16327 * tree-vect-transform.c (vectorizable_call): Handle
16328 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16330 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16331 * config/i386/i386.c (enum ix86_builtins)
16332 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16333 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16335 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16336 const using def_builtin_const.
16337 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16338 input operands in the same modes as the result.
16339 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16341 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16343 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16344 (df_set_dead_notes_for_mw): Likewise.
16346 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16348 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16350 2007-06-28 DJ Delorie <dj@redhat.com>
16352 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16354 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16356 * doc/invoke.texi (C++ Dialect Options): Document
16357 fvisibility-ms-compat.
16358 * c.opt (fvisibility-ms-compat): New.
16360 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16363 * tree-affine.c (aff_combination_add_elt): Handle
16364 pointer addition specially.
16366 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16368 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16369 decl is non-external for AIX ABI.
16371 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16373 * config/rs6000/predicates.md (current_file_function_operand):
16374 Ensure the symbol is non-external for AIX ABI.
16376 2007-06-28 Nick Clifton <nickc@redhat.com>
16378 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16379 (fdce, fdse, fpredictive-commoning): Likewise.
16381 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16384 * gcc.c (process_command): Recognize the new -static-libgfortran
16387 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16390 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16391 Use a call clobbered hard reg instead of a pseudo reg.
16393 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16395 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16397 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16400 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16401 REG_LIBCALL and REG_RETVAL notes.
16402 (divsi3, mulsi3): Likewise.
16403 (mulhisi3): Likewise. Use emit_libcall_block.
16404 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16406 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16408 PR rtl-optimization/32481
16409 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16411 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16413 * dce.c (deletable_insn_p_1): New function, split out from...
16414 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16415 specially, not those inside PARALLELs. Remove BODY argument
16416 and adjust recursive call accordingly.
16417 (prescan_insns_for_dce): Update call to delete_insn_p.
16419 2007-06-27 Richard Guenther <rguenther@suse.de>
16421 PR middle-end/32492
16422 * tree.h (fold_convertible_p): Declare.
16423 * fold-const.c (fold_convertible_p): New function.
16424 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16425 instead of lang_hooks.types_compatible_p.
16427 2007-06-26 Jan Hubicka <jh@suse.cz>
16429 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16430 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16431 early use validate_unshare_change.
16432 (reload_combine): Likewise.
16433 * recog.c (change_t): New field unshare.
16434 (validate_change_1): Rename from validate_change; add argument unshare.
16435 (validate_change): Turn into wrapper of validate_change_1; update
16436 prototype for bools.
16437 (validate_unshare_change): New.
16438 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16439 calls of df_insn_rescan.
16440 * recog.h (validate_change): Replace ints by bools.
16441 (validate_unshare_change): Declare.
16443 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16445 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16447 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16449 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16451 2007-06-25 Jan Hubicka <jh@suse.cz>
16453 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16455 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16456 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16457 places other call site specific checks are performed.
16459 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16462 * tree-vect-transform.c (vectorizable_operation): Convert
16463 POINTER_PLUS_EXPR over to PLUS_EXPR.
16465 2007-06-25 Chao-ying Fu <fu@mips.com>
16467 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16468 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16469 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16470 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16472 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16473 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16474 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16475 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16476 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16477 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16478 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16479 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16480 ALL_FIXED_POINT_MODE_P): New define.
16481 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16483 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16485 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16486 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16487 MODE_VECTOR_UACCUM): New mode classes.
16489 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16490 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16491 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16494 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16495 (blank_mode): Initialize ibit and fbit.
16496 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16497 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16499 (new_adjust): Change required_class to required_class_from and
16500 required_class_to for testing within a range.
16501 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16502 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16503 MODE_VECTOR_UACCUM.
16504 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16505 (make_fixed_point_mode): New.
16506 (_ADD_ADJUST): Change C to C1 and C2.
16507 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16508 use a range for machine classes.
16509 (ADJUST_IBIT, ADJUST_FBIT): New.
16510 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16512 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16513 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16514 Emit adjustment for ibit and fbit.
16515 (emit_mode_ibit, emit_mode_fbit): New.
16516 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16518 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16520 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16521 as the source of the set.
16523 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16525 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16526 FP_REGNO_P): Use IN_RANGE.
16527 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16528 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16529 (DATA_REG_P): Use DATA_REGNO_P.
16530 (FP_REG_P): Use FP_REGNO_P.
16531 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16532 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16533 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16535 2007-06-24 Jan Hubicka <jh@suse.cz>
16537 PR middle-end/30563
16538 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16540 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16542 PR middle-end/32461
16543 * fold-const.c (fold_binary): Strip nops of operand 0
16544 of BIT_NOT_EXPR before calling operand_equal_p.
16545 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16546 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16548 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16550 * doc/extend.texi: Document that dllimport and dllexport imply
16551 default visibility.
16552 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16553 imported or exported declaration, including type declarations.
16554 * c-common.c (handle_visibility_attribute): Check for conflicts
16555 with dllimport/dllexport.
16556 (c_determine_visibility): Handle dllimport/dllexport as an
16557 explicit visibility atttribute.
16559 2007-06-23 Richard Guenther <rguenther@suse.de>
16561 PR tree-optimization/16876
16562 PR middle-end/29478
16563 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16565 * tree-inline.c (initialize_inlined_parameters): Do not call
16566 lang_hooks.tree_inlining.convert_parm_for_inlining.
16567 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16568 reason for mismatched types.
16569 * gimplify.c (gimplify_call_expr): Verify the call expression
16570 arguments match the called function type signature. Otherwise
16571 mark the call expression to be not considered for inlining
16572 using CALL_CANNOT_INLINE_P flag.
16573 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16574 edges call expression.
16575 (cgraph_decide_inlining_of_small_function): Likewise.
16576 (cgraph_decide_inlining): Likewise.
16577 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16579 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16580 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16581 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16582 Remove declaration.
16583 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16584 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16586 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16587 convert_parm_for_inlining member.
16589 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16592 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16593 Remove optimization for GT.
16595 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16597 PR middle-end/32437
16598 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16600 (prescan_insns_for_dce): Add extra parameter.
16602 2007-06-23 Jan Hubicka <jh@suse.cz>
16604 PR middle-end/31541
16605 * gimplify.c (mark_addressable): New function.
16606 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16608 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16610 PR middle-end/32374
16611 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16613 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16616 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16617 moves between MMX/SSE registers to at least 8 units to prevent
16618 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16620 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16622 * config/i386/i386.c (override_options): Correct x86_sahf
16625 2007-06-21 David Daney <ddaney@avtrex.com>
16628 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16629 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16630 (exception_receiver): Renamed to ...
16631 (nonlocal_goto_receiver): ... this.
16633 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16635 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16636 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16637 partial register accesses.
16639 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16641 * fold-const.c (debug_fold_checksum): Move it under
16642 ENABLE_FOLD_CHECKING.
16644 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16646 PR middle-end/20623
16647 * tree.h (debug_fold_checksum): Declared.
16648 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16649 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16650 build_fold_addr_expr_with_type_1.
16651 (fold_addr_expr, debug_fold_checksum): New.
16652 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16653 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16654 Use fold_addr_expr.
16656 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16658 PR tree-optimization/19590
16659 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16660 of scev is a constant.
16662 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16664 * df-problems.c (df_note_bb_compute): Made computation of live
16665 info consistent with df_lr.
16667 2007-06-21 Richard Guenther <rguenther@suse.de>
16669 PR tree-optimization/32453
16670 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16671 for pointer anti-range.
16673 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16675 * config/i386/i386.c (processor_target_table): Increase maximum
16676 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16679 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16680 byte alignment if > 8 byte alignment is preferred.
16681 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16683 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16685 PR tree-optimization/31866
16686 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16687 if ASM_EXPR's input is not a SSA_NAME.
16689 PR middle-end/32362
16690 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16691 but decl is a global var, instead return decl.
16692 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16693 even for is_global_var decls, if they are private in some outer
16696 2007-06-21 Richard Guenther <rguenther@suse.de>
16698 PR tree-optimization/32451
16699 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16701 2007-06-21 Christian Bruel <christian.bruel@st.com>
16703 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16704 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16705 (push_regs): Changed saving order or banked registers.
16706 (sh_expand_epilogue): Likewise.
16707 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16708 (FIRST_BANKED_REG): Likewise.
16709 (LAST_BANKED_REG): Likewise.
16710 * config/sh/sh.md (banked) New attribute.
16711 (in_delay_slot): Check banked attribute.
16713 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16715 PR tree-optimization/32075
16716 * tree-data-ref.c (subscript_dependence_tester_1,
16717 analyze_miv_subscript, analyze_overlapping_iterations,
16718 add_distance_for_zero_overlaps, build_classic_dist_vector,
16719 subscript_dependence_tester_1, analyze_overlapping_iterations,
16720 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16721 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16722 to evolution_function_is_affine_multivariate_p.
16724 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16726 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16728 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16731 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16733 * config/m32c/prologue.md (epilogue_exitd_16): New.
16734 (epilogue_reit_16): New.
16735 (epilogue_exitd): Rename to epilogue_exitd_24.
16736 (epilogue_reit): Rename to epilogue_reit_24.
16738 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16739 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16741 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16743 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16744 if dbg_cnt (sched_insn) reaches the limit.
16745 (choose_ready): New parameter INSN_PTR and new return value.
16746 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16747 the new return value from choose_ready.
16748 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16749 (rest_of_handle_global_alloc): New global_alloc_at_func.
16751 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16753 PR tree-optimization/25737
16754 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16755 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16756 * tree-flow.h (struct fieldoff): Add new field alias_set.
16757 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16758 argument addressable_type. Set alias_set of fieldoff.
16759 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16760 (create_overlap_variables_for): Pass alias_set from fieldoff to
16762 * alias.c (get_alias_set): Use alias_set from SFT if set.
16764 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16766 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16767 of a variable as an unsigned HOST_WIDE_INT integer.
16769 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16771 PR rtl-optimization/32405
16772 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16774 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16776 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16778 PR middle-end/31959
16779 * builtins.c: Include diagnostic.h.
16780 (expand_builtin_expect): Make gcc_assert more permissive.
16781 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16783 PR inline-asm/32109
16784 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16787 PR middle-end/32285
16788 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16789 if ACCUMULATE_OUTGOING_ARGS.
16791 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16793 * config/m68hc11/m68hc11.c: Include dataflow header file.
16794 (m68hc11_reorg): Port to dataflow.
16796 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16798 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16799 (struct df_problem.free_blocks_on_set_blocks): New field.
16800 (struct dataflow.optional_p): New field.
16801 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16802 (df_live_set_all_dirty): New function.
16803 * df-scan.c (df_scan_alloc): Initialize optional_p.
16804 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16805 * df-core.c (df_set_blocks): Removed use of
16806 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16807 df_problem.free_blocks_on_set_blocks to determine which blocks are
16809 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16810 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16811 uses dataflow.optional_p to determine if problem should be
16813 (rest_of_handle_df_initialize): Only start live problem if
16815 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16816 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16817 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16818 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16819 problem_NOTE): Initialize free_blocks_on_set_blocks.
16820 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16822 (df_live_set_all_dirty, df_note_alloc): New function.
16823 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16825 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16826 * postreload.c (reload_combine): Ditto.
16827 * cse.c (cse_extended_basic_block): Ditto.
16828 * regmove.c (mark_flags_life_zones): Ditto.
16829 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16830 erase_matching_seqs): Ditto.
16831 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16832 * integrate (allocate_initial_values): Ditto.
16833 * combine.c (reg_dead_at_p): Ditto.
16834 * resource.c (mark_target_live_regs): Ditto.
16835 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16836 * config/sh/sh.c (find_r0_life_regions): Ditto.
16837 * global.c (rest_of_handle_global_alloc): Only add back df_live
16839 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16840 df_live for -O > 1.
16841 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16843 (if_convert): Make sure df_live is there at -O == 1.
16844 (pass_if_after_combine): Cleanup flags.
16845 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16846 is there at -O == 1.
16848 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16850 * config/arm/arm.c (arm_get_frame_offsets): Set
16851 offsets->locals_base to avoid negative stack size.
16852 (thumb1_expand_prologue): Assert on negative stack size.
16854 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16856 PR tree-optimization/32367
16857 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16858 of the chrec has no evolution in that loop.
16859 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16861 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16863 * config/xtensa/xtensa.c: Include "df.h".
16864 (xtensa_builtin_saveregs): Use adjust_address instead of
16866 (xtensa_va_start): Invoke make_tree with sizetype for
16867 expand_builtin_saveregs and then convert the result to a pointer.
16868 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16869 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16870 Subtract argument size from index value as integers and then use
16871 POINTER_PLUS_EXPR to add the result to the array address.
16873 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16876 * config/m32c/m32c.c: Include dataflow header file.
16877 (m32c_emit_prologue): Adjust for prologue insn change.
16878 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16879 once inside a PARALLEL. Assume frame size passed in operand 0
16880 includes space to save the fb register.
16881 (prologue_enter_24): Likewise.
16882 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16884 2007-06-19 David Daney <ddaney@avtrex.com
16887 * config/mips/mips.md (cprestore): Mark $gp as used.
16889 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16892 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16893 (frv_ifcvt_modify_insn): Likewise.
16895 2007-06-19 Richard Guenther <rguenther@suse.de>
16897 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16898 only handle positive offsets that fit in a HOST_WIDE_INT.
16900 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16902 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16903 result of rsqrt insn for zero input argument to avoid NaN.
16905 2007-06-19 Richard Guenther <rguenther@suse.de>
16907 PR middle-end/31950
16908 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16910 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16912 PR tree-optimization/32353
16913 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16915 2007-06-19 Nick Clifton <nickc@redhat.com>
16917 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16919 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16922 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16923 * config/i386/i386.c (assign_386_stack_local): Assert that
16924 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16925 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16926 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16927 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16929 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16931 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16933 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16935 PR rtl-optimization/32321
16936 * gcse.c (replace_store_insn): Update the note before
16937 calling emit_insn_after.
16939 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16941 PR middle-end/32355
16942 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16944 * df-problems.c (df_note_bb_compute): Fix dumping info.
16946 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16948 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16949 insn with emit_jump_insn.
16951 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16953 PR tree-optimization/32383
16954 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16955 * targhooks.h (default_builtin_reciprocal): Update prototype.
16956 * target.h (struct gcc_target): Update builtin_reciprocal.
16957 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16958 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16959 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16960 when fndecl is in BUILT_IN_MD class.
16961 (execute_convert_to_rsqrt): Ditto.
16963 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16964 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16965 Convert BUILT_IN_SQRTF code only when md_fn is false.
16967 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16969 * bt-load.c (move_btr_def): Fix the order of arguments
16970 to validate_replace_rtx.
16972 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16974 * config/m68k/m68k-devices.def: Add 54450..54455.
16976 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16978 PR rtl-optimization/32366
16979 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16980 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16983 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16985 PR middle-end/32349
16986 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16987 this is true, rescan insn being modified.
16988 (sms_schedule): Added rescan parameter.
16989 (rest_of_handle_sms): Moved freeing of dominance info to before
16990 getting out of cfg_layout.
16992 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16994 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16995 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16998 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16999 FL_CF_EMAC from the entry for isac.
17001 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17002 (const_sibcall_operand): New.
17003 (sibcall_operand): Use it.
17004 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17005 (m68k_isas): ISAC does not imply FPU or EMAC.
17006 (override_options): Add ISA_C logic for symbolic jump & call.
17008 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17010 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17011 return mode from the builtin itself.
17012 (sparc_fold_builtin): Fix cast of zero constant.
17014 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17016 * targhooks.c (default_builtin_reciprocal): New default target hook.
17017 * targhooks.h (default_builtin_reciprocal): Add prototype.
17018 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17019 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17020 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17021 default_builtin_reciprocal.
17023 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17025 PR middle-end/31723
17026 * hooks.c (hook_tree_tree_bool_null): New hook.
17027 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17028 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17029 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17030 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17031 and convert it to reciprocal a*rfunc(b).
17032 (execute_convert_to_rsqrt): New function.
17033 (gate_convert_to_rsqrt): New function.
17034 (pass_convert_to_rsqrt): New pass definition.
17035 * target.h (struct gcc_target): Add builtin_reciprocal.
17036 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17037 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17038 TARGET_BUILTIN_RECIPROCAL.
17039 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17041 * config/i386/i386.h (TARGET_RECIP): New define.
17042 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17043 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17044 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17045 and not optimizing for size.
17046 (*rcpsf2_sse): New insn pattern.
17047 (*rsqrtsf2_sse): Ditto.
17048 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17049 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17050 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17051 and not optimizing for size.
17052 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17053 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17054 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17055 and not optimizing for size.
17056 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17057 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17058 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17059 and not optimizing for size.
17060 (*sse_rsqrtv4sf2): Do not export.
17061 (sqrtv4sf2): Ditto.
17062 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17063 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17064 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17065 and not optimizing for size.
17066 (sqrtv4sf2): Ditto.
17067 * config/i386/i386.opt (mrecip): New option.
17068 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17069 (ix86_emit_swsqrtsf): Ditto.
17070 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17071 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17072 builtin definition.
17073 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17074 ix86_expand_unop1_builtin.
17075 (ix86_emit_swdivsf): New function.
17076 (ix86_emit_swsqrtsf): Ditto.
17077 (ix86_builtin_reciprocal): New function.
17078 (TARGET_BUILTIN_RECIPROCAL): Use it.
17079 (ix86_vectorize_builtin_conversion): Rename from
17080 ix86_builtin_conversion.
17081 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17082 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17083 "i386 and x86_64 Options" section.
17084 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17086 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17087 Zdenek Dvorak <dvorakz@suse.cz>
17088 Richard Guenther <rguenther@suse.de>
17089 Kaz Kojima <kkojima@gcc.gnu.org>
17091 * tree-vrp.c (compare_values_warnv): Convert val2 to
17093 (extract_range_from_assert): Create
17094 POINTER_PLUS_EXPR for pointer types.
17095 (extract_range_from_binary_expr): Handle
17096 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17098 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17099 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17100 POINTER_PLUS_EXPR as PLUS_EXPR.
17101 (number_of_iterations_lt_to_ne):
17102 For pointer types, use sizetype when
17103 creating MINUS_EXPR/PLUS_EXPRs.
17104 (assert_loop_rolls_lt): For pointer types, use sizetype when
17105 creating MINUS_EXPR/PLUS_EXPRs.
17106 (number_of_iterations_le): Likewise.
17107 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17108 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17109 like PLUS_EXPR and MINUS_EXPR.
17110 * tree-pretty-print.c (dump_generic_node): Handle
17112 (op_prio): Likewise.
17113 (op_symbol_1): Likewise.
17114 * optabs.c (optab_for_tree_code): Likewise.
17115 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17117 * tree-tailcall.c (process_assignment): Mention
17118 POINTER_PLUS_EXPR in a TODO comment.
17119 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17120 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17121 not used with a pointer and an integer type.
17122 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17123 increment using chrec_convert_rhs instead of chrec_convert.
17124 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17125 PLUS_EXPR except for the right hand side's type will be
17127 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17128 (fold_used_pointer_cast): Kill.
17129 (pointer_offset_p): Kill.
17130 (fold_used_pointer): Kill.
17131 (pointer_used_p): Kill.
17132 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17133 call fold_used_pointer.
17134 (instantiate_parameters_1): Convert the increment
17135 using chrec_convert_rhs instead of chrec_convert.
17136 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17137 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17138 instead of PLUS_EXPR.
17139 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17140 PLUS_EXPR for pointers.
17141 (std_gimplify_va_arg_expr): Likewise.
17142 (fold_builtin_memory_op): Likewise.
17143 (fold_builtin_strstr): Likewise.
17144 (fold_builtin_strchr): Likewise.
17145 (fold_builtin_strrchr): Likewise.
17146 (fold_builtin_strpbrk): Likewise.
17147 (expand_builtin_memory_chk): Likewise.
17148 (fold_builtin_memory_chk): Likewise.
17149 (std_expand_builtin_va_start): Use
17150 sizetype for the call to make_tree and then convert
17151 to the pointer type.
17152 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17153 instead of PLUS_EXPR for adding to a pointer.
17154 (std_gimplify_va_arg_expr): Use fold_build2 for
17155 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17156 the operands to sizetype first and then cast the BIT_AND_EXPR
17157 back to the pointer type.
17158 * fold-const.c (build_range_check): Handle pointer types
17160 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17161 of PLUS_EXPR's. Make sure the offset is converted to
17163 (try_move_mult_to_index): Strip the NOPs from the offset.
17164 Remove code argument and replace all uses with PLUS_EXPR.
17165 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17166 specially. Don't use a pointer type for MINUS_EXPR.
17167 (fold_unary): Handle for (T1)(X op Y),
17168 only p+ as that is the only as that can be handled for
17169 binary operators now.
17170 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17172 <case PLUS_EXPR>: Add folding of PTR+INT into
17174 Don't call try_move_mult_to_index.
17175 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17176 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17177 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17178 Don't call try_move_mult_to_index.
17179 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17180 (tree_expr_nonzero_p): Likewise.
17181 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17182 of PLUS_EXPR for the complex expression folding.
17183 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17184 first chrec is a pointer type, then the second should
17185 be sizetype and not the first's type.
17186 For POINTER_PLUS_EXPR, use a different right hand side type.
17187 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17188 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17189 different right hand side type.
17190 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17191 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17192 instead of PLUS_EXPR.
17193 When either operand is zero, convert the other operand.
17194 (chrec_apply): Use chrec_convert_rhs
17195 on the argument x instead of chrec_convert.
17196 (reset_evolution_in_loop): For pointer types, the new_evol
17197 should be sizetype.
17198 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17199 different right hand side type.
17200 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17201 (chrec_convert_rhs): New function.
17202 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17203 different right hand side type.
17204 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17205 * tree-chrec.h (chrec_convert_rhs): New prototype.
17206 (build_polynomial_chrec): For pointer types, the right hand
17207 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17208 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17209 Remove subtraction case as it is always addition now.
17210 Make sure the offset is converted to sizetype.
17211 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17212 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17213 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17214 PLUS_EXPR in pointer type.
17215 Handle POINTER_PLUS_EXPR.
17216 (tree_to_aff_combination): Likewise.
17217 (force_expr_to_var_cost): Likewise.
17218 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17219 instead of PLUS_EXPR for pointers.
17220 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17221 instead of PLUS_EXPR of pointer types.
17222 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17224 (check_va_list_escapes): Likewise.
17225 (check_all_va_list_escapes): Likewise.
17226 * dwarf2out.c (loc_descriptor_from_tree_1):
17227 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17228 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17229 (string_constant): Likewise.
17230 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17231 the offset to the base, use POINTER_PLUS_EXPR.
17232 (add_to_parts): Convert the index to sizetype.
17233 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17234 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17235 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17236 Offset only holds something for PLUS_EXPR.
17237 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17239 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17241 (analyze_accesses_for_modify_stmt): Likewise.
17242 Remove comment about the type being integral type as it is
17244 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17246 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17248 Correct the type which the artimentic is done in (is now
17251 * tree-data-ref.c (split_constant_offset): Handle
17253 * tree-affine.c (tree_to_aff_combination): Likewise.
17254 * c-typeck.c (build_unary_op): For pointers create the increment
17255 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17257 * gimplify.c (gimplify_self_mod_expr): Create a
17258 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17259 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17260 * tree.def (POINTER_PLUS_EXPR): New tree code.
17261 * tree-predcom.c (ref_at_iteration): If we have a pointer
17262 type do the multiplication in sizetype.
17263 * tree-mudflap.c (mf_xform_derefs_1): Create a
17264 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17265 * tree-ssa-forwprop.c
17266 (forward_propagate_addr_into_variable_array_index):
17267 Don't expect there to be a cast for the index as that
17268 does not exist anymore.
17269 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17270 instead of PLUS_EXPR.
17271 Don't check for the first operand of the POINTER_PLUS_EXPR
17272 was the index as it cannot be.
17273 Call forward_propagate_addr_into_variable_array_index with
17274 the SSA_NAME instead of the statement.
17275 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17276 (compare_constant): Likewise.
17277 (copy_constant): Likewise.
17278 (compute_reloc_for_constant): Likewise.
17279 (output_addressed_constants): Likewise.
17280 (initializer_constant_valid_p): Likewise.
17281 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17282 Convert the MIN/MAX of the inner type to the outer
17283 type before comparing them.
17284 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17285 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17286 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17287 of PLUS_EXPR for pointers.
17288 * tree-inline.c (estimate_num_insns_1): Handle
17290 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17291 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17292 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17293 instead of PLUS_EXPR for the pointer increment statement.
17294 (vect_update_ivs_after_vectorizer): For pointer types, create
17295 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17296 MULT_EXPR in sizetype.
17297 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17299 * tree-object-size.c (plus_expr_object_size): Handle
17300 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17301 code which is trying to figure out which side is a pointer and
17303 (check_for_plus_in_loops_1): Likewise.
17304 (check_for_plus_in_loops): Likewise.
17305 * c-common.c (pointer_int_sum): Create a
17306 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17307 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17308 only POINTER_PLUS_EXPR. Removing all the extra
17309 code which is trying to figure out which side is a pointer and
17311 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17312 PLUS_EXPR and MINUS_EXPR.
17313 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17315 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17316 with make_tree, instead of a pointer type.
17317 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17318 for pointers instead of PLUS_EXPR.
17319 (s390_gimplify_va_arg): Likewise.
17320 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17321 instead of PLUS_EXPR when doing addition on pointer
17322 types. Use sizetype for the second operand.
17323 (spu_gimplify_va_arg_expr): Likewise.
17324 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17325 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17326 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17327 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17328 for the pointer addition and also use size_int/sizetype
17330 (ix86_gimplify_va_arg): Likewise.
17331 Perform BIT_AND_EXPR on sizetype arguments.
17332 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17333 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17334 for the pointer additions and also use size_int for the offsets.
17335 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17336 additions and also use size_int for the offsets. Perform
17337 BIT_AND_EXPR on sizetype arguments.
17338 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17339 POINTER_PLUS_EXPR for pointers and create the
17340 BIT_AND_EXPR in sizetype.
17341 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17342 instead of PLUS_EXPR for pointer addition.
17343 (rs6000_va_start): Likewise.
17344 Also use sizetype for the offset.
17345 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17346 as PLUS_EXPR/MINUS_EXPR.
17347 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17348 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17349 Don't use BIT_AND_EXPR on a pointer type, convert the
17350 expression to sizetype first.
17351 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17353 (mips_gimplify_va_arg_expr): Likewise.
17354 Don't create BIT_AND_EXPR in a pointer type.
17356 2007-06-15 Eric Christopher <echristo@apple.com>
17358 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17359 (x86_64-*-darwin*): Ditto.
17360 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17363 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17365 * doc/extend.texi: Document behavior of __attribute__((aligned))
17368 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17370 * rtlanal.c (note_stores): Improve documentation.
17372 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17374 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17375 LOCAL_LABEL_PREFIX): Delete.
17376 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17377 (bfin_internal_label): Delete.
17379 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17381 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17382 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17383 otherwise define to LIBGCC2_TF_CEXT.
17384 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17385 (LIBGCC_TF_CEXT): Ditto.
17388 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17390 PR rtl-optimization/32339
17391 * df-scan.c (df_uses_record): Don't modify flags but just add to
17392 it for df_ref_record.
17394 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17396 * tree-mudflap.c: Fix whitespace issues.
17398 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17400 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17402 2007-06-14 Eric Christopher <echristo@apple.com>
17404 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17405 (movv4sf): Use gcc_unreachable instead of abort.
17407 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17410 * config/i386/sfp-machine.h (CMPtype): New define.
17411 (mach stubs): Use CMPtype instead of int as a return type.
17413 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17415 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17416 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17417 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17418 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17419 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17420 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17421 config/soft-fp/soft-fp.h: Update from glibc CVS.
17423 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17425 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17427 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17430 * config/v850/v850.c: Include dataflow header file.
17431 (substitute_ep_register): Fix typo.
17433 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17435 * configure.ac: Fix earlier checkin.
17436 * configure: Regenerated.
17438 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17440 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17441 * aclocal.m4: Regenerate.
17442 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17443 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17444 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17445 * configure: Regenerate.
17446 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17448 * Makefile.in (quickstrap): Build libgcc too.
17450 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17452 * configure.ac: Add --enable-checking=df. Explicitly mention that
17453 the variables are initialized as for "release".
17454 * df-core.c: Use it.
17455 * configure: Regenerate.
17456 * config.in: Regenerate.
17458 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17460 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17461 validate_replace_rtx instead of replace_rtx.
17462 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17464 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17466 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17467 (DWARF2_UNWIND_INFO): Override default if configured with
17469 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17470 (ENDFILE_SPEC): Add crtend.o.
17471 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17472 (ENDFILE_SPEC): Add crtend.o.
17473 (TARGET_USE_JCR_SECTION): Define.
17474 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17476 * config/i386/cygming-crtbegin.c: New file.
17477 * config/i386/cygming-crtend.c: New file.
17479 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17481 * config/i386/w32-unwind.h: New file.
17483 2007-06-13 Eric Christopher <echristo@apple.com>
17485 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17486 the user set a value below STACK_BOUNDARY.
17488 2007-06-13 Thiemo Seufer <ths@networkno.de>
17490 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17491 imply -lpthread for -pthread.
17493 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17495 * basic-block.h: Remove the prototype for
17496 free_basic_block_vars.
17497 * cfglayout.h: Remove the prototype for
17498 insn_locators_initialize.
17499 * tree.h: Remove the prototype for emit_line_note.
17501 * tree-ssa-pre.c (mergephitemp): Remove.
17502 (init_pre): Don't use mergephitemp.
17504 2007-06-13 Eric Christopher <echristo@apple.com>
17506 * config/i386/i386.c (override_options): If we've specified
17507 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17509 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17511 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17514 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17516 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17517 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17518 (eh_store_handler): New pattern.
17519 (eh_return): Emit it instead of a plain move.
17521 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17523 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17524 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17525 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17528 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17530 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17531 (find_next_insn_start, find_load): New functions.
17532 (bfin_reorg): Use them to deal with the fact that parallel insns are
17533 no longer represented as a SEQUENCE.
17535 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17537 * config/sparc/sparc.c (sparc_override_options): Initialize
17538 fpu mask correctly.
17540 2007-06-13 Dave Korn <dave.korn@artimi.com>
17542 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17544 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17546 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17547 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17548 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17549 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17550 tree-vect-transform.c: Fix comment typos. Follow spelling
17553 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17555 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17556 to the exit block use set.
17557 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17558 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17559 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17561 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17563 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17564 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17565 to indicate an error.
17566 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17568 (dbg_cnt_process_opt): Print an error on a bad argument.
17569 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17570 * common.opt (-fdbg-cnt-list): New.
17571 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17573 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17575 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17576 flag on ref-all pointers.
17578 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17580 PR middle-end/31579
17581 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17582 for the offset with the modifier as EXPAND_INITIALIZER
17583 if the modifier is EXPAND_INITIALIZER.
17584 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17585 a register if we had an overflow.
17587 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17589 * real.c (real_isfinite): New.
17590 (real_sqrt): Use it.
17591 * real.h (real_isfinite): New.
17592 * builtins.c: Use it.
17594 2007-06-12 Ian Lance Taylor <iant@google.com>
17595 Daniel Berlin <dberlin@dberlin.org>
17598 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17599 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17600 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17601 (DECL_NO_TBAA_P): Define.
17602 (struct tree_decl_common): Add no_tbaa_flag field.
17603 * tree-ssa-structalias.c (struct variable_info): Add
17604 no_tbaa_pruning field.
17605 (new_var_info): Initialize no_tbaa_pruning field.
17606 (unify_nodes): Copy no_tbaa_pruning field.
17607 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17608 (dump_solution_for_var): Print no_tbaa_pruning flag.
17609 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17611 (compute_tbaa_pruning): New static function.
17612 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17613 Call compute_tbaa_pruning.
17614 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17615 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17616 * gimple-low.c (lower_stmt): Likewise.
17617 * tree-gimple.c (is_gimple_stmt): Likewise.
17618 * tree-ssa-operands.c (get_expr_operands): Likewise.
17619 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17620 * tree-inline.c (estimate_num_insns_1): Likewise.
17621 (copy_result_decl_to_var): Likewise.
17622 * expr.c (expand_expr_real_1): Likewise.
17623 * tree-pretty-print.c (dump_generic_node): Likewise.
17624 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17625 * omp-low.c (omp_copy_decl_2): Likewise.
17626 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17627 * doc/c-tree.texi (Expression trees): Document
17628 CHANGE_DYNAMIC_TYPE_EXPR.
17630 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17632 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17633 with !HONOR_NANS and !HONOR_INFINITIES.
17634 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17636 2007-06-12 Tristan Gingold <gingold@adacore.com>
17638 * gcov.c: Comments updated.
17639 (source_info): Add file_time field.
17640 (source_index): New variable.
17641 (mutiple_files): New variable.
17642 (generate_results): New function extracted from process_file.
17643 (process_file): Save and restore chain of functions, generate
17644 results and free structures only if not merging results.
17645 (release_structures): File names are now freed in create_file_names
17646 (create_file_names): Free previous file names.
17647 (find_source): File date is now read here and modifications in
17648 source files is checked here.
17649 (read_graph_file): Only reverse order of functions for the current
17651 (make_gcov_file_name): Do not generate long names if input_name is
17653 (output_lines): If merging results do not display graph, data and
17655 Checking source file modification is done in find_source.
17657 * doc/gcov.texi: Append an s to sourcefile.
17659 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17661 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17662 (forced_nop): New pattern.
17663 * config/bfin/bfin.c: Include "df.h".
17664 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17665 (bfin_discover_loop): Use df_get_live_in instead of
17666 global_live_at_start.
17667 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17668 df_analyze when done.
17669 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17670 the insns. Use QImode for the final insn in a bundle. Call
17671 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17673 (reorder_var_tracking_notes): New function.
17674 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17675 update_life_info. Call df_analyze after scheduling and bundle
17676 generation. Call reorder_var_tracking_notes if generating these
17677 notes. Call df_finish_pass at the end.
17679 2007-06-12 Dirk Mueller <dmueller@suse.de>
17681 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17682 a comparison, not an assignment.
17684 2007-06-12 Olivier Hainque <hainque@adacore.com>
17686 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17687 Request walking the subtrees only, leaving the current is_lhs/val_only
17689 (convert_non_local_reference): Likewise.
17691 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17693 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17695 2007-06-12 Richard Guenther <rguenther@suse.de>
17697 PR tree-optimization/15353
17698 PR tree-optimization/31657
17699 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17700 * timevar.def: Add TV_TREE_IFCOMBINE.
17701 * tree-pass.h (pass_tree_ifcombine): Declare.
17702 * tree-ssa-ifcombine.c: New file.
17703 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17704 * tree-flow.h (blocks_in_phiopt_order): Declare.
17705 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17706 (tree-ssa-ifcombine.o): New dependencies.
17708 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17710 PR rtl-optimization/32293
17711 * combine.c (simplify_if_then_else): Truncate return from
17712 nonzero_bits() to correct mode.
17714 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17716 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17717 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17719 2007-06-11 Diego Novillo <dnovillo@google.com>
17721 * Makefile.in (reload1.o-warn): Remove.
17723 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17725 * combine.c (subst): Use reg_overlap_mentioned_p
17726 instead of comparing register numbers directly.
17728 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17730 * reload1.c (mark_home_live_1): Use the mode parameter.
17732 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17734 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17735 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17737 * df-core.c: Ditto.
17739 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17741 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17743 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17745 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17746 from integer registers.
17747 (FP mode splitters): Handle TFmode.
17749 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17751 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17752 for ref-all pointers that point-to anything.
17754 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17756 * config/arm/arm.c (arm_output_dwarf_dtprel,
17757 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17759 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17761 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17762 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17765 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17767 * tree.c (signed_or_unsigned_type_for): New.
17768 (unsigned_type_for): Use signed_or_unsigned_type_for.
17769 (signed_type_for): Use signed_or_unsigned_type_for.
17770 * tree.h (signed_or_unsigned_type_for): New.
17771 (get_signed_or_unsigned_type): Remove.
17772 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17773 lang_hooks.types.signed_type
17774 (size_diffop): Likewise.
17775 (all_ones_mask_p): Likewise.
17776 (build_range_check): Likewise.
17777 (fold_cond_expr_with_comparison): Likewise.
17778 (fold_cond_expr_with_comparison): Likewise.
17779 (unextend): Likewise.
17780 (extract_muldiv_1): Likewise.
17781 (fold_single_bit_test_into_sign_test): Likewise.
17782 (fold_binary): Likewise.
17783 (fold_ternary): Likewise.
17784 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17785 instead of get_signed_or_unsigned_type.
17786 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17787 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17788 * expr.c (signed_or_unsigned_type_for): Use
17789 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17790 * langhooks.c (get_signed_or_unsigned_type): Remove.
17791 (lhd_signed_or_unsigned_type): Remove.
17792 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17793 signed_or_unsigned_type.
17794 (lhd_signed_or_unsigned_type): Remove.
17795 * expmed.c (make_tree): Use signed_type_for instead of
17796 lang_hooks.types.signed_type.
17797 * c-common.c (same_scalar_type_ignoring_signedness): Use
17798 c_common_signed_type instead of lang_hooks.types.signed_type.
17799 (c_common_unsigned_type): New.
17800 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17801 (shorten_compare): Use c_common_unsigned_type instead of
17802 c_common_signed_or_unsigned_type.
17803 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17805 * convert.c (convert_to_integer): Use signed_type_for instead of
17806 lang_hooks.types.signed_type.
17807 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17808 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17809 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17810 * c-format.c (check_format_types): Use c_common_unsigned_type
17811 instead of unsigned_type_for.
17812 * c-decl.c (groakdeclarator): Likewise.
17813 * c-typeck.c (convert_for_assignment): Likewise.
17814 * c-common.h (c_common_unsigned_type): New.
17816 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17819 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17820 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17822 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17824 PR middle-end/32279
17825 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17826 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17828 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17829 Sebastian Pop <sebpop@gmail.com>
17831 * lambda-code.c (remove_iv): New.
17832 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17834 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17836 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17837 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17838 * tree-ssa-loop-prefetch.c: Include optabs.h.
17839 (FENCE_FOLLOWING_MOVNT): New macro.
17840 (struct mem_ref): Add independent_p and storent_p fields.
17841 (record_ref): Initalize the new fields.
17842 (gather_memory_references_ref): Return true if the reference
17844 (gather_memory_references): Check whether all memory accesses
17845 in loop were recorded.
17846 (should_issue_prefetch_p): Return false for nontemporal stores.
17847 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17848 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17849 (determine_loop_nest_reuse): Detect independent memory references.
17850 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17851 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17852 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17853 * config/i386/i386.h (x86_mfence): Declare.
17854 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17855 * config/i386/i386.c (x86_mfence): New variable.
17856 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17858 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17859 * optabs.c (init_optabs): Initialize storent_optab.
17860 * optabs.h (enum optab_index): Add OTI_storent.
17861 (storent_optab): Declare.
17862 * genopinit.c (optabs): Add initialization for storent_optab.
17863 * tree.h (MOVE_NONTEMPORAL): New macro.
17864 * expr.c (expand_assignment, store_expr, store_constructor_field,
17865 store_constructor, store_field, expand_expr_real_1): Propagate
17866 nontemporality of the expanded store.
17867 (emit_storent_insn): New function.
17868 * expr.h (expand_assignment, store_expr): Declaration changed.
17869 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17870 to expand_assignment.
17871 * stmt.c (expand_asm_expr): Ditto.
17872 * calls.c (initialize_argument_information): Pass false as
17873 nontemporality to store_expr.
17874 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17877 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17879 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17881 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17883 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17885 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17886 and allow DECL_P here.
17888 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17890 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17891 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17892 track of the size of the expression.
17893 * cfghooks.c (merge_blocks): Remove block from loops structure only
17894 after call of the merge_blocks hook.
17896 2007-06-09 Tom Tromey <tromey@redhat.com>
17898 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17899 (deprecated_state): Removed.
17900 (start_decl): Update.
17901 (enum deprecated_states): Moved earlier.
17902 (groktypename): Update.
17903 (push_parm_decl): Likewise.
17904 (grokfield): Likewise.
17905 (start_function): Likewise.
17907 2007-06-09 Ian Lance Taylor <iant@google.com>
17909 PR tree-optimization/32169
17910 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17911 CONVERT_EXPR, check whether min and max both converted to an
17912 overflow infinity representation.
17914 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17916 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17917 not inserted on the edge.
17919 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17921 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17922 instructions if they are supported.
17923 (__divsi3, __umodsi3, __modsi3): Likewise.
17924 (__ashldi3, __ashrdi3, __lshrdi3): New.
17925 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17927 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17928 Tony Linthicum <tony.linthicum@amd.com>
17930 * doc/invoke.texi: Add fvect-cost-model flag.
17931 * common.opt (fvect-cost-model): New flag.
17932 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17933 cost fields in stmt_vec_info struct for STMT.
17934 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17935 fields in stmt_vec_info struct and access functions for the same.
17936 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17937 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17938 load, store and vector to scalar operation.
17939 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17940 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17941 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17942 (TARG_VEC_STORE_COST): Define cost of vector store.
17943 (vect_estimate_min_profitable_iters): Define new function.
17944 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17945 check to evaluate if loop iterations are less than minimum profitable
17946 iterations determined by cost model or minimum vect loop bound defined
17947 by user, whichever is more conservative.
17948 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17949 run-time check to evaluate if loop iterations are less than minimum
17950 profitable iterations determined by cost model or minimum vect loop
17951 bound defined by user, whichever is more conservative.
17952 (vect_estimate_min_profitable_iterations): New function to estimate
17953 mimimimum iterartions required for vector version of loop to be
17954 profitable over scalar version.
17955 (vect_model_reduction_cost): New function.
17956 (vect_model_induction_cost): New function.
17957 (vect_model_simple_cost): New function.
17958 (vect_cost_strided_group_size): New function.
17959 (vect_model_store_cost): New function.
17960 (vect_model_load_cost): New function.
17961 (vectorizable_reduction): Call vect_model_reduction_cost during
17963 (vectorizable_induction): Call vect_model_induction_cost during
17965 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17966 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17967 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17968 vectorizable_promotion, vectorizable_demotion): Call
17969 vect_model_simple_cost during analysis phase.
17971 2007-06-08 Simon Baldwin <simonb@google.com>
17973 * reg-stack.c (get_true_reg): Readability change. Moved default case
17974 label into direct switch statement scope.
17976 2007-06-08 Simon Baldwin <simonb@google.com>
17978 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17979 in gcc_assert() with '==' comparison.
17981 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17983 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17984 TARGET_ABM handling of x86_popcnt variable.
17986 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17988 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17989 __builtin_copysignq and __builtin_infq built-in functions.
17991 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17993 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17994 SSE4.2 section. Correct built-in function names in SSE4A section.
17996 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17998 PR tree-optimization/32243
17999 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18000 for ncopies after ratio check between nunits_out and nunits_in.
18001 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18003 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18005 PR tree-optimization/32224
18006 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18007 vectorization upon a non GIMPLE_MODIFY_STMT.
18009 2007-06-08 Christian Bruel <christian.bruel@st.com>
18012 * config/sh/sh.md (doloop_end): New pattern and splitter.
18013 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18015 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18017 PR middle-end/32209
18018 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18020 (verify_dominators): Do not change dominance tree.
18022 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18024 * config/sh/constraints.md: New file.
18025 * config/sh/sh.c: Include tm-constrs.h.
18026 (reg_class_from_letter): Remove.
18027 (prepare_cbranch_operands): Use satisfies_constraint_*
18028 function instead of macro.
18029 (andcosts, broken_move, sh_secondary_reload): Likewise.
18030 * config/sh/predicates.md (trapping_target_operand): Likewise.
18031 (and_operand, arith_operand, arith_reg_or_0_operand,
18032 cmp_operand, logical_operand, target_operand,
18033 ua_address_operand, ua_offset, xor_operand): Likewise.
18034 * config/sh/sh.md: Include constraints.md.
18035 (*movsicc_t_false): Use satisfies_constraint_* function
18037 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18038 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18039 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18040 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18041 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18042 (REG_CLASS_FROM_CONSTRAINT): Remove.
18043 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18044 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18045 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18046 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18047 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18048 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18049 function instead of macro.
18050 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18051 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18052 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18053 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18054 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18055 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18056 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18057 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18058 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18059 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18060 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18061 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18062 EXTRA_CONSTRAINT_STR): Likewise.
18063 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18065 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18067 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18069 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18072 * c-common.h (flag_cpp0x): Replaced by...
18073 (cxx_dialect): ... this new variable specifying the C++ dialect that
18075 * c-common.c (flag_cpp0x): Removed.
18076 (cxx_dialect): Defined.
18077 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18079 * c-opts.c (c_common_post_options): Likewise.
18080 (set_std_cxx98): Set cxx_dialect to cxx98.
18081 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18083 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18084 Hui-May Chang <hm.chang@apple.com>
18086 * doc/invoke.texi (Darwin Options): Update documentation for
18087 -mmacosx-version-min.
18088 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18089 * config/darwin-driver.c: New file.
18090 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18091 * config/t-darwin (darwin-driver.o): New rule.
18093 * config/darwin-c.c (version_as_macro): Ignore low digit.
18095 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18097 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18098 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18099 (CSGNMODE): New mode macro.
18100 (CSGNVMODE): New mode attribute.
18101 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18102 expander using CSGNMODE mode macro. Handle TFmode.
18103 (copysign<mode>3_const): Rename from copysignsf3_const and
18104 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18106 (copysign<mode>3_var): Rename from copysignsf3_var and
18107 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18109 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18110 mode macro. Handle TFmode.
18111 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18112 (iortf3, *iortf3): Ditto.
18113 (xortf3, *xortf3): Ditto.
18114 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18115 TFmode and TImode masks.
18116 (ix86_expand_copysign): Expand TFmode copysign insn.
18117 (IX86_BUILTIN_INFQ): New.
18118 (IX86_BUILTIN_FABSQ): Ditto.
18119 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18120 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18121 [__builtin_fabsq]: Ditto.
18122 [__builtin_copysignq]: Ditto.
18123 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18124 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18125 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18126 ix86_expand_binop_builtin().
18128 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18130 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18132 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18135 * rtl.h (push_to_sequence2): New.
18136 * emit-rtl.c (push_to_sequence2): New.
18137 * function.c (assign_parm_data_all): Add new fields.
18138 (assign_parm_setup_block): Call push_to_sequence2 instead of
18140 (assign_parm_setup_reg): Ditto.
18141 (assign_parm_setup_stack): Ditto.
18142 (assign_parms_unsplit_complex): Ditto.
18143 (assign_parms): Change field name.
18145 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18147 PR tree-optimization/32220
18148 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18149 phi node is reached before defining statement.
18151 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18154 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18155 after changing the right hand side of the assignment.
18157 2007-06-06 Eric Christopher <echristo@apple.com>
18159 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18160 (x86_64-*-darwin*): Ditto.
18161 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18162 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18164 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18166 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18167 coding conventions.
18168 (add_key): Likewise.
18169 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18170 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18172 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18174 (add_cost_one_coalesce): Likewise.
18175 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18176 variable names. Rename orig to orig_name for consistency.
18177 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18178 coding conventions.
18179 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18181 (record_equivalences_from_stmt): Likewise.
18182 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18183 the coding conventions.
18184 (memory_ssa_name_same): Likewise.
18185 (dse_optimize_stmt): Likewise.
18186 (dse_record_phis): Likewise.
18187 (dse_finalize_block): Likewise.
18188 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18189 keywords as variable names.
18190 (may_move_till): Cast according to the coding conventions.
18191 (force_move_till_expr): Avoid using C++ keywords as variable names.
18192 (force_move_till): Cast according to the coding conventions.
18193 (memref_hash): Likewise.
18194 (memref_eq): Likewise.
18195 (gather_mem_refs_stmt): Likewise.
18196 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18197 using C++ keywords as variable names.
18198 (idx_find_step): Cast according to the coding conventions.
18199 (idx_record_use): Likewise.
18200 (find_depends): Likewise.
18201 (prepare_decl_rtl): Likewise.
18202 (mbc_entry_hash): Likewise.
18203 (mbc_entry_eq): Likewise.
18204 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18205 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18206 (idx_infer_loop_bounds): Cast according to the coding conventions.
18207 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18208 * tree-ssa-math-opts.c (occ_new ): Likwise.
18209 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18211 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18213 (add_use_op): Likewise.
18214 (add_vop): Likewise.
18215 (add_vuse_op): Likewise.
18216 (add_vdef_op): Likewise.
18217 (get_expr_operands): Likewise.
18218 (push_stmt_changes): Use type safe memory macros.
18219 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18220 keywords as variable names.
18221 (conditional_replacement): Likewise.
18222 (minmax_replacement): Likewise.
18223 (abs_replacement): Likewise.
18224 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18225 coding conventions.
18226 (insert_fake_stores): Avoid using C++ keywords as variable names.
18227 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18229 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18230 (heapvar_insert): Use type safe memory macros.
18231 (new_var_info): Cast according to the coding conventions.
18232 (new_constraint): Likewise.
18233 (remove_preds_and_fake_succs): Use type safe memory macros.
18234 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18236 (thread_single_edge): Likewise.
18237 (thread_through_loop_header): Likewise.
18239 2007-06-06 Eric Christopher <echristo@apple.com>
18241 * config/i386/i386.c (override_options): Move handling
18242 of TARGET_SUBTARGET* earlier.
18244 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18246 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18249 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18251 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18252 emited outside of basic block.
18253 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18254 the created blocks.
18255 * rtl.h (delete_insn_chain): Declaration changed.
18256 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18258 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18259 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18260 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18261 to delete_insn_chain.
18262 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18263 do not have bb field set.
18264 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18266 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18267 * cfgcleanup.c (try_optimize_cfg): Ditto.
18269 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18271 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18272 (lambda_body_vector_new): Use type safe memory macros.
18273 (lambda_linear_expression_new): Likewise.
18274 (lambda_loopnest_new): Likewise.
18275 (lambda_lattice_new): Likewise.
18276 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18277 conventions. Use type safe memory macros.
18278 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18279 (lambda_body_vector_s): Likewise.
18280 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18281 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18283 2007-06-06 Richard Guenther <rguenther@suse.de>
18285 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18286 if we need to schedule cfg_cleanup.
18287 (tree_ssa_forward_propagate_single_use_vars): Do so.
18289 2007-06-06 Ian Lance Taylor <iant@google.com>
18291 * fold-const.c (merge_ranges): If range_successor or
18292 range_predecessor fail, just return 0.
18294 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18296 PR tree-optimization/32216
18297 * tree-vectorizer.c (supportable_widening_operation): Determine
18298 signedness of FIX_TRUNC_EXPR from output operand.
18299 (supportable_narrowing_operation): Ditto.
18300 * tree-vect-generic.c (expand_vector_operations_1): Determine
18301 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18302 from input operand.
18304 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18306 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18307 (struct pta): ...from here. Change flags to unsigned to avoid
18308 excessive casting (as it is used as a bit mask).
18309 (override_options): Add casts according to the coding convenventions.
18310 (x86_64_elf_unique_section): Likewise.
18311 (examine_argument): Avoid using C++ keywords as variable names.
18312 (construct_container): Likewise.
18313 (legitimize_pic_address): Likewise.
18314 (get_dllimport_decl): Cast according to the coding conventions. Use
18315 type safe memory macros.
18316 (legitimize_address): Cast according to the coding conventions.
18317 (emit_i387_cw_initialization): Corrected the type of slot to enum
18319 (ix86_init_machine_status): Use type safe memory macros.
18320 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18321 (bdesc_pcmpistr): Likewise.
18322 (bdesc_crc32): Likewise.
18323 (bdesc_sse_3arg): Likewise.
18324 (bdesc_2arg): Likewise.
18325 (bdesc_1arg): Likewise.
18326 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18327 (ix86_expand_sse_pcmpistr): Likewise.
18328 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18329 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18330 int to match the langhook definition.
18331 (ix86_builtin_conversion): Change the type of code to unsigned init to
18332 match the langhook definition.
18333 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18335 (ix86_preferred_output_reload_class): Likewise.
18336 (ix86_cannot_change_mode_class): Likewise.
18337 (ix86_memory_move_cost): Likewise.
18338 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18339 avoid excessive casting later on.
18340 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18342 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18344 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18345 as flags setting insn.
18346 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18348 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18350 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18351 (UNSPEC_ROUND): New.
18352 ("sse4_1_round<mode>2"): New insn pattern.
18353 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18355 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18356 expander using SSEMODEF mode macro. Expand using
18357 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18358 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18359 expander using SSEMODEF mode macro. Expand using
18360 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18361 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18362 expander using SSEMODEF mode macro. Expand using
18363 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18364 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18365 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18366 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18369 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18370 Sebastian Pop <sebpop@gmail.com>
18372 * lambda.h (build_linear_expr): New.
18373 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18374 Use build_linear_expr, call fold and force_gimple_operand.
18375 (lambda_loopnest_to_gcc_loopnest): Check that there is
18376 something to insert.
18377 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18379 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18381 PR preprocessor/23479
18382 * doc/extend.texi: Document the 0b-prefixed binary integer
18383 constant extension.
18385 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18387 PR tree-optimization/32215
18388 * tree-vectorizer.c (supportable_widening_operation): Return false
18389 for unsupported FIX_TRUNC_EXPR tree code.
18390 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18392 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18394 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18395 register on SPE targets. Change documentation to reflect
18397 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18398 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18399 out of the register allocation pool.
18400 (rs6000_reg_live_or_pic_offset_p): New function.
18401 (rs6000_emit_prologue): Move the actual saving of LR up to free
18402 r0 for holding r11. Split saving of SPE 64-bit registers into
18403 its own case. Ensure that offsets will always be in-range for
18404 'evstdd' by using r11 as a scratch register to point at the start
18405 of the SPE save area. Save r11 if necessary, as it is the static
18407 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18408 into its own case. Ensure that offsets will always be in-range
18409 for 'evldd' by using r11 as a scratch register to point at the
18410 start of the SPE save area. Also adjust r11 when restoring
18411 the stack pointer to compensate for pre-loading r11.
18413 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18415 * cfg.c (init_flow): Use type safe memory macros.
18416 (alloc_block): Likewise.
18417 (unchecked_make_edge): Likewise.
18418 (dump_flow_info): Avoid using C++ keywords as variable names.
18419 (copy_original_table_clear): Cast according to the coding conventions.
18420 (copy_original_table_set): Likewise.
18421 * cfgexpand (label_rtx_for_bb): Likewise.
18422 (expand_gimple_basic_block): Likewise.
18423 * cfghooks.c (dump_bb): Likewise.
18424 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18426 (lv_add_condition_to_bb): Likewise.
18427 * cfglayout (relink_block_chain): Cast according to the coding
18429 (fixup_reorder_chain): Likewise.
18430 (fixup_fallthru_exit_predecessor): Likewise.
18431 * cfgloop.c (glb_enum_p): Likewise.
18432 (get_exit_description): Likewise.
18433 (dump_recorded_exit): Likewise.
18434 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18435 (struct loop): ... from here.
18436 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18438 * cfgrtl.c (rtl_create_basic_block): Likewise.
18439 (rtl_split_block): Likewise.
18440 (rtl_dump_bb): Likewise.
18441 (cfg_layout_split_block): Likewise.
18442 (init_rtl_bb_info): Use typesafe memory macros.
18444 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18445 * graphds.h: Updated all usages of edge to graph_edge.
18446 * graphds.c: Likewise.
18447 * cfgloopanal.c: Likewise.
18449 2007-06-05 Ian Lance Taylor <iant@google.com>
18451 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18452 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18453 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18455 (test_for_singularity): Likewise.
18457 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18459 * config/i386/constraints.md ("Y2"): Replaced by ...
18461 * config/i386/i386.md: Likewise.
18462 * config/i386/mmx.md: Likewise.
18463 * config/i386/sse.md: Likewise.
18465 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18467 * config/i386/constraints.md ("z"): Replaced by ...
18469 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18470 (sse4_1_blendvps): Likewise.
18471 (sse4_1_pblendvb): Likewise.
18472 (sse4_2_pcmpestr): Likewise.
18473 (sse4_2_pcmpestrm): Likewise.
18474 (sse4_2_pcmpestr_cconly): Likewise.
18475 (sse4_2_pcmpistr): Likewise.
18476 (sse4_2_pcmpistrm): Likewise.
18477 (sse4_2_pcmpistr_cconly): Likewise.
18479 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18481 * matrix-reorg.c (transform_access_sites): Fix computation.
18482 (transform_allocation_sites): Same.
18484 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18486 * config/i386/i386.c (override_options): Use
18487 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18489 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18491 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18492 (nonimm_not_xmm0_operand): Ditto.
18493 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18494 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18495 as operand[2] predicate. Require "z" class XMM register for
18496 operand[3]. Adjust asm template.
18497 ("sse4_1_blendvpd"): Ditto.
18498 ("sse4_1_pblendvb"): Ditto.
18499 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18500 force op2 into xmm0 register for variable blend instructions.
18502 2007-06-04 Tom Tromey <tromey@redhat.com>
18504 * c-tree.h (start_enum): Update.
18505 (build_enumerator): Likewise.
18506 * c-decl.c (enum_next_value): Removed.
18507 (enum_overflow): Likewise.
18508 (start_enum): Add c_enum_contents argument. Don't use globals.
18509 (build_enumerator): Likewise.
18510 * c-tree.h (struct c_enum_contents): New struct.
18512 2007-06-04 Tom Tromey <tromey@redhat.com>
18514 * c-common.c (c_common_get_alias_set): Fix indentation.
18516 2007-06-04 Ian Lance Taylor <iant@google.com>
18518 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18519 to overflow, reduce overflow infinity to regular infinity.
18520 (vrp_var_may_overflow): New static function.
18521 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18523 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18525 * stor-layout.c (layout_type): Remove duplicate code.
18527 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18530 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18531 before build_common_builtin_nodes ().
18533 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18536 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18538 2007-06-04 Jan Hubicka <jh@suse.cz>
18540 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18541 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18542 instead of _stat version.
18544 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18546 PR tree-optimization/32194
18547 * tree-predcom.c (determine_offset): Check that both references have
18550 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18552 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18553 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18554 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18555 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18556 Add argument to iterate_fix_dominators call.
18557 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18558 * gcse.c (hoist_code): Change domby to vector.
18559 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18560 Add argument to iterate_fix_dominators call.
18561 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18562 recompute_dominator.
18563 * lambda-code.c (perfect_nestify): Ditto.
18564 * cfgloopanal.c: Include graphds.h.
18565 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18566 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18567 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18569 * graphds.c: New file.
18570 * graphds.h: New file.
18571 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18572 (get_dominated_by, get_dominated_by_region): Change return type to
18574 (verify_dominators): Recompute all dominators and compare the results.
18575 (recount_dominator): Renamed to ...
18576 (recompute_dominator): ... this. Do not check that the block is
18577 dominated by entry.
18578 (iterate_fix_dominators): Reimplemented.
18579 (prune_bbs_to_update_dominators, root_of_dom_tree,
18580 determine_dominators_for_sons): New functions.
18581 * et-forest.c (et_root): New function.
18582 * et-forest.h (et_root): Declare.
18583 * Makefile.in (graphds.o): Add.
18584 (cfgloopanal.o): Add graphds.h dependency.
18585 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18586 * basic-block.h (get_dominated_by, get_dominated_by_region,
18587 iterate_fix_dominators): Declaration changed.
18588 (recount_dominator): Renamed to ...
18589 (recompute_dominator): ... this.
18590 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18591 (thread_through_all_blocks): Do not free dominance info.
18593 2007-06-03 Andreas Schwab <schwab@suse.de>
18595 * config/m68k/m68k.c (override_options): Don't override
18597 * config/m68k/m68k-modes.def (SF, DF): Define to use
18598 motorola_single_format and motorola_double_format, resp.
18599 * real.c (motorola_single_format): Renamed from
18600 coldfire_single_format.
18601 (motorola_double_format): Renamed from coldfire_double_format.
18602 (encode_ieee_extended): Generate a proper canonical NaN image
18603 respecting canonical_nan_lsbs_set.
18604 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18606 * real.h: Adjust declarations.
18608 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18611 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18612 the symbol is generated with the stack protector.
18614 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18616 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18617 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18619 * doc/extend.texi (interrupt): Mention m68k.
18621 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18623 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18624 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18625 (ix86_expand_sse_pcmpestr): Do not check operands for
18626 "register_operand", when insn operand predicate is "register_operand".
18627 (ix86_expand_sse_pcmpistr): Ditto.
18629 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18630 Uros Bizjak <ubizjak@gmail.com>
18632 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18633 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18634 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18635 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18636 * config/i386/constraints.md ("z"): New register constraint
18637 for members of SSE_FIRST_REG class.
18638 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18639 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18640 SSE_FIRST_REG class.
18641 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18642 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18643 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18644 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18645 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18646 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18647 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18648 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18649 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18650 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18651 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18652 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18653 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18654 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18655 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18656 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18657 (struct builtin_description): Change "flag" field to unsigned.
18658 (bdesc_pcmpestr): New builtin description table.
18659 (bdesc_pcmpistr): Likewise.
18660 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18661 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18662 Initialize pcmp[ei]str[im] insns for SSE4.2.
18663 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18664 (ix86_expand_sse_pcmpistr): Likewise.
18665 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18666 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18667 (UNSPEC_PCMPISTR): Likewise.
18668 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18669 (sse4_2_pcmpestri):New isns pattern.
18670 (sse4_2_pcmpestrm): Likewise.
18671 (sse4_2_pcmpestr_cconly): Likewise.
18672 (sse4_2_pcmpistr): New insn patern and splitter.
18673 (sse4_2_pcmpistri):New isns pattern.
18674 (sse4_2_pcmpistrm): Likewise.
18675 (sse4_2_pcmpistr_cconly): Likewise.
18676 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18679 2007-06-01 David Daney <ddaney@avtrex.com>
18681 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18682 LOADGP_ABSOLUTE and not binds_local_p.
18684 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18686 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18688 2007-06-01 Ian Lance Taylor <iant@google.com>
18690 * tree-vrp.c (compare_name_with_value): Always set
18691 used_strict_overflow if we get a result from the variable itself.
18693 2007-06-01 Ian Lance Taylor <iant@google.com>
18695 PR rtl-optimization/31455
18696 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18697 subregs which have a cast between modes which are not tieable.
18699 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18701 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18702 breaks after return statements.
18704 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18706 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18707 only after no_new_pseudos.
18709 2007-05-31 Eric Christopher <echristo@apple.com>
18711 * expr.c (convert_move): Assert that we don't have a BLKmode
18713 (store_expr): Handle BLKmode moves by calling emit_block_move.
18715 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18717 * c-typeck.c (build_indirect_ref): Include type in error message.
18718 (build_binary_op): Pass types to binary_op_error.
18719 * c-common.c (binary_op_error): Take two type arguments, print out
18721 * c-common.h (binary_op_error): Update prototype.
18723 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18725 * config/i386/i386.c: Correct coments on -mno-sse4.
18727 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18729 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18730 (x86_64-*-*): Likewise.
18731 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18732 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18733 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18734 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18735 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18736 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18737 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18738 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18739 (OPTION_MASK_ISA_SSE4): Likewise.
18740 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18741 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18742 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18743 (override_options): Support SSE4.2.
18744 (ix86_build_const_vector): Support SImode and DImode.
18745 (ix86_build_signbit_mask): Likewise.
18746 (ix86_expand_int_vcond): Support V2DImode.
18747 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18748 (IX86_BUILTIN_CRC32HI): Likewise.
18749 (IX86_BUILTIN_CRC32SI): Likewise.
18750 (IX86_BUILTIN_CRC32DI): Likewise.
18751 (IX86_BUILTIN_PCMPGTQ): Likewise.
18752 (bdesc_crc32): Likewise.
18753 (bdesc_sse_3arg): Likewise.
18754 (ix86_expand_crc32): Likewise.
18755 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18756 (ix86_expand_builtin): Likewise.
18757 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18758 __SSE4_2__ for -msse4.2.
18759 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18760 (CRC32MODE): Likewise.
18761 (crc32modesuffix): Likewise.
18762 (crc32modeconstraint): Likewise.
18763 (sse4_2_crc32<mode>): Likewise.
18764 (sse4_2_crc32di): Likewise.
18765 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18767 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18768 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18769 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18770 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18771 (vcondu<mode>): Likewise.
18772 * doc/extend.texi: Document SSE4.2 built-in functions.
18773 * doc/invoke.texi: Document -msse4.2/-msse4.
18775 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18777 PR tree-optimization/32160
18778 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18779 variable as gimple reg.
18780 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18782 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18784 * gcc.c (main): Don't consider linker options when issuing the
18785 warning about a linker input file not being used.
18787 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18789 * tree-vrp.c (compare_names): Initialize sop.
18791 2007-05-30 Dirk Mueller <dmueller@suse.de>
18793 * cgraphunit.c (cgraph_analyze_function): Remove
18794 computation of inline parameters.
18796 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18798 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18800 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18802 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18803 Add vx-common.h. Include vxworks.h between vx-common.h and
18805 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18807 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18808 (TARGET_ASM_DESTRUCTOR): Likewise.
18809 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18810 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18811 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18812 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18813 (VXWORKS_ENDIAN_SPEC): Define.
18814 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18815 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18816 VXWORKS_* equivalents.
18817 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18818 (ASM_FILE_START): Delete.
18819 (TARGET_VERSION): Reformat.
18820 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18821 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18822 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18823 (FPBIT, DPBIT): Define.
18824 (fp-bit.c, dp-bit.c): New rules.
18825 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18826 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18827 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18828 * config/arm/arm.h: Include vxworks-dummy.h.
18829 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18830 Mark with ATTRIBUTE_UNUSED.
18831 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18832 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18833 make it incompatible with -msingle-pic-base.
18834 (arm_function_ok_for_sibcall): Return false for calls that might
18835 go through a VxWorks PIC PLT entry.
18836 (require_pic_register): New function, split out from...
18837 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18839 (arm_load_pic_register): Handle the VxWorks RTP initialization
18840 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18841 (arm_emit_call_insn): New function.
18842 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18843 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18844 (pic_offset_arm): New pattern.
18845 (call, call_value): Use arm_emit_call_insn.
18846 (call_internal, call_value_internal): New expanders.
18847 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18848 VxWorks unless __PIC__.
18850 2007-05-30 Eric Christopher <echristo@gmail.com>
18852 * genrecog.c: Include regs.h in generated file.
18853 * genemit.c: Ditto. Fix up formatting.
18854 * config/mn10300/constraints.md: New.
18855 * config/mn10300/mn10300.md: Include.
18856 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18857 Fix up for removed macro.
18858 * config/mn10300/predicates.md (call_address_operand): Ditto.
18859 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18860 (CONST_OK_FOR_I): Ditto.
18861 (CONST_OK_FOR_J): Ditto.
18862 (CONST_OK_FOR_K): Ditto.
18863 (CONST_OK_FOR_L): Ditto.
18864 (CONST_OK_FOR_M): Ditto.
18865 (CONST_OK_FOR_N): Ditto.
18866 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18870 (EXTRA_CONSTRAINT): Ditto.
18872 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18874 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18876 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18877 OPTION_MASK_ISA_64BIT.
18878 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18880 2007-05-30 Richard Guenther <rguenther@suse.de>
18882 PR middle-end/32152
18883 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18884 types for comparison.
18885 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18886 with original typed arguments.
18887 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18889 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18891 PR tree-optimization/31769
18892 * except.c (duplicate_eh_regions): Clear prev_try if
18893 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18895 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18897 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18898 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18899 bsi of the location where statements should be inserted.
18900 (sink_code_in_bb): Take bsi from statement_sink_location.
18901 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18902 instead of bsi_start.
18903 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18905 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18906 (bsi_move_before): Document inconsistency with bsi_move_after.
18907 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18909 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18911 * config/i386/i386.h (TARGET_ABM): New define.
18912 (TARGET_POPCNT): Ditto.
18913 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18914 New temporary defines to redefine from OPTION_ISA_* defines.
18915 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18916 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18917 (ix86_isa_flags): New extern int declaration.
18918 (TARGET_SUBTARGET_DEFAULT): New define.
18919 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18920 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18921 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18922 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18923 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18924 * config/i386/darwin.h: Change TARGET_64BIT define to
18927 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18928 using existing "ix86_isa_flags" varible.
18929 (m32, m64): Use existing "ix86_isa_flags" variable.
18930 (mmmx, m3dnow): Ditto.
18931 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18932 (mabm): Define as non-negative option using "x86_abm" variable.
18933 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18935 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18936 Rewrite feature test bitmap.
18937 (ix86_isa_flags): New initialized global int varible.
18938 (ix86_isa_flags_explicit): New static int variable.
18939 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18940 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18941 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18942 target_flags_explicit.
18943 (override_options): Remove "target_enable" and "target_disable" fields
18944 from "struct ptt". Update processor_target_table accordingly. Remove
18945 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18946 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18947 "target_flags" and "ix86_isa_flags_explicit" instead of
18948 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18949 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18950 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18951 to true when either of PTA_POPCNT or PTA_ABM is set in
18952 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18953 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18954 processor_alias_table flags entry. Remove handling of
18955 "target_enable" and "target_disable" fields of processor_target_table.
18956 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18957 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18958 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18959 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18960 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18962 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18964 2007-05-29 David Daney <ddaney@avtrex.com>
18967 * config/mips/mips.c (mips_output_mi_thunk): Emit
18968 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18970 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18971 * config/i386/i386.c (ix86_function_regparm): Added checking of
18972 ix86_force_align_arg_pointer to determine the number of
18973 register parameters.
18975 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18977 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18978 (SET_DR_MISALIGNMENT): New.
18979 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18980 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18981 Use SET_DR_MISALIGNMENT.
18982 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18984 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18985 find_loop_nest): Export.
18986 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18987 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18988 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18989 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18991 (struct mem_ref): Add field reuse_distance.
18992 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18993 Initialize reuse_distance field.
18994 (issue_prefetch_ref): Select temporality of prefetch according to
18996 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18997 self_reuse_distance, determine_loop_nest_reuse): New functions.
18998 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18999 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19000 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19003 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19005 * tree-ssa-alias.c: Add aliasing overview.
19007 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19008 Danny Smith <dannysmith@users.sourceforge.net>
19011 * config/i386/t-crtfm: Compile crtfastmath.o with
19012 -minline-all-stringops.
19013 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19014 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19016 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19018 * doc/md.texi: Document constraints on HP PA-RISC.
19020 * pa/constraints.md: New file.
19021 * pa.md: Include constraints.md.
19022 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19023 (integer_store_memory_operand, ldil_cint_p): New functions.
19024 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19025 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19026 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19027 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19028 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19030 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19033 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19034 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19035 case POSTDECREMENT_EXPR>): Return the error_mark_node
19036 if either the real or imaginary parts would an
19039 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19041 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19042 name when we remove it from a call.
19044 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19046 * targhooks.c (default_narrow_bitfield): Remove.
19047 * targhooks.h: Remove the prototype for
19048 default_narrow_bitfield.
19050 * langhooks-def.h: Remove the prototype for
19051 hook_get_alias_set_0.
19052 * langhooks.c (hook_get_alias_set_0): Remove.
19054 * global.c (EXECUTE_IF_CONFLICT): Remove.
19056 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19059 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19060 return true when truth_value_p is true and the type
19063 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19065 * doc/install.texi (Prerequisites): We no longer require Autoconf
19066 2.13 for the top-level.
19068 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19070 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19071 memory access via x86_expand_vector_move_misalign() only for
19072 TImode values on 32-bit targets.
19074 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19076 * matrix-reorg.c: New file. Implement matrix flattening and
19077 transposing optimization.
19078 * tree-pass.h: Add matrix reorg pass.
19079 * common.opt: Add fipa-mreorg flag.
19080 * Makefile.in: Add matrix-reorg.c.
19081 * passes.c: Add matrix reorg pass.
19082 * varpool.c (add_new_static_var): New function.
19083 * cgraph.h (add_new_static_var): Declare.
19085 2007-05-27 Eric Christopher <echristo@apple.com>
19087 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19088 sp_offset depending on stack size. Save r12 depending
19089 on registers we're saving later.
19090 (rs6000_emit_epilogue): Update sp_offset depending only
19093 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19095 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19096 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19097 * ifcvt.c (if_convert): Ditto.
19098 * tree-ssa-threadupdate.c (thread_block): Ditto.
19099 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19100 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19101 verify_loop_closed_ssa): Check number_of_loops instead of
19103 * predict.c (tree_estimate_probability): Ditto.
19104 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19105 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19106 * modulo-sched.c (sms_schedule): Ditto.
19107 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19108 (scev_finalize): Do not do anything if scev analysis was not
19110 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19111 current_loops == NULL.
19112 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19113 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19114 there are no loops.
19115 (loop_optimizer_finalize): Assert that loops were analyzed.
19116 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19117 rtl_doloop): Check number_of_loops instead of current_loops.
19118 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19119 current_loops == NULL.
19120 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19121 gate_tree_vectorize tree_linear_transform, check_data_deps,
19122 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19123 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19124 Check number_of_loops instead of current_loops.
19125 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19126 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19127 free loops if available.
19128 (execute_pre): Do not pass do_fre to fini_pre.
19130 2007-05-27 Tobias Burnus <burnus@net-b.de>
19132 PR middle-end/32083
19133 * real.c (mpfr_from_real): Fix sign of -Inf.
19135 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19137 * tree-vect-transform.c (vectorizable_conversion): Initialize
19138 tree_code variables to ERROR_MARK.
19139 (vectorizable_type_demotion): Likewise.
19140 (vectorizable_type_promotion): Likewise.
19142 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19145 * config/i386/i386.md (movti): Handle push operands via
19146 ix86_expand_push().
19148 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19150 * basic-block.h: Remove the prototype for merge_seq_blocks.
19151 * cfgcleanup.c (merge_seq_blocks): Remove.
19153 * tree-flow.h: Remove the prototype for is_aliased_with.
19154 * tree-ssa-alias.c (is_aliased_with): Remove.
19156 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19158 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19160 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19162 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19163 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19164 (vec_unpacks_hi_v16qi): Likewise.
19165 (vec_unpacku_lo_v16qi): Likewise.
19166 (vec_unpacks_lo_v16qi): Likewise.
19167 (vec_unpacku_hi_v8hi): Likewise.
19168 (vec_unpacks_hi_v8hi): Likewise.
19169 (vec_unpacku_lo_v8hi): Likewise.
19170 (vec_unpacks_lo_v8hi): Likewise.
19171 (vec_unpacku_hi_v4si): Likewise.
19172 (vec_unpacks_hi_v4si): Likewise.
19173 (vec_unpacku_lo_v4si): Likewise.
19174 (vec_unpacks_lo_v4si): Likewise.
19176 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19178 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19179 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19180 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19181 follow spelling conventions in various
19182 warning/error/diagnostic messages.
19184 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19185 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19186 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19187 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19188 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19189 * doc/tm.texi: Follow spelling conventions.
19191 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19194 * tree-ssa-forwprop.c
19195 (forward_propagate_addr_into_variable_array_index): Remove
19196 the lhs argument. Use the type of def_rhs instead of lhs.
19197 (forward_propagate_addr_expr_1): Update use of
19198 forward_propagate_addr_into_variable_array_index.
19200 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19201 Nigel Stephens <nigel@mips.com>
19203 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19204 function attributes, "far" being an alias for "long_call".
19205 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19206 (mips_near_type_p, mips_far_type_p): New.
19207 (mips_comp_type_attributes): New function to check that attributes
19208 attached to a function type are compatible.
19209 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19210 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19211 to the target function of the thunk.
19212 (mips_encode_section_info): Check for "near" and "far" function
19213 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19215 * config/mips/predicates.md (const_call_insn_operand): Test only
19216 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19218 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19221 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19222 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19223 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19224 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19226 2007-05-25 Eric Christopher <echristo@apple.com>
19228 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19229 to x86-darwin configurations.
19230 * config/i386/t-darwin: Add softfp support.
19231 * config/i386/t-darwin64: Ditto.
19232 * config/i386/sfp-machine.h: If mach then don't use
19233 aliasing, emit a stub to call.
19235 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19237 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19238 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19239 tree-predcom.c, tree-ssa-alias-warnings.c,
19240 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19241 comment typos. Follow spelling conventions.
19242 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19244 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19247 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19248 constants into memory. Expand unaligned memory references for
19249 SSE modes via x86_expand_vector_move_misalign() function.
19251 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19253 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19254 "memory" attribute for "sseishft" type insn without operands[2].
19256 2007-05-25 Dirk Mueller <dmueller@suse.de>
19257 Marcus Meissner <meissner@suse.de>
19259 * doc/extend.texi (alloc_size): New attribute.
19260 * c-common.c (handle_alloc_size_attribute): New.
19261 * tree-object-size.c (alloc_object_size): Use alloc_size
19262 attribute, if available.
19264 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19266 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19268 (__builtin_ia32_vec_ext_v2di): Likewise.
19269 (__builtin_ia32_vec_ext_v4si): Likewise.
19270 (__builtin_ia32_vec_ext_v8hi): Likewise.
19271 (__builtin_ia32_vec_ext_v16qi): Likewise.
19272 (__builtin_ia32_vec_set_v8hi): Likewise.
19274 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19276 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19278 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19280 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19281 (arm_is_longcall_p): Rename to...
19282 (arm_is_long_call_p): ...this. Take a single tree argument and
19284 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19285 (CUMULATIVE_ARGS): Remove call_cookie.
19286 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19287 (ENCODED_LONG_CALL_ATTR_P): Delete.
19288 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19289 LONG_CALL_FLAG_CHAR cases.
19290 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19291 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19292 ARM_DECLARE_FUNCTION_SIZE.
19293 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19294 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19295 (arm_encode_call_attribute, current_file_function_operand): Delete.
19296 (arm_function_in_section_p): New function.
19297 (arm_is_longcall_p): Rename to...
19298 (arm_is_long_call_p): ...this. Take the target function as a single
19299 argument and return a bool. Do not rely on call cookies. Check
19300 whether the target symbol is in the same section as the current
19301 function, not just the same compilation unit.
19302 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19303 (arm_encode_section_info): Don't encode a call type.
19304 * config/arm/arm.md (call, call_value): Update calls to
19305 arm_is_long(_)call_p. Simplify logic.
19306 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19307 Update calls to arm_is_long(_)call_p.
19309 2007-05-25 Richard Guenther <rguenther@suse.de>
19311 PR tree-optimization/31982
19312 * tree-ssa-forwprop.c
19313 (forward_propagate_addr_into_variable_array_index): Handle arrays
19314 with element size one.
19316 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19318 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19319 (umulsi3_highpart): Likewise.
19321 2007-05-24 Ian Lance Taylor <iant@google.com>
19323 PR rtl-optimization/32069
19324 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19327 2007-05-24 Ollie Wild <aaw@google.com>
19329 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19332 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19334 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19335 (oprs_unchanged_p): Use it to check all registers in a REG.
19336 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19337 (reg_set_between_after_reload_p): Delete.
19338 (reg_used_between_after_reload_p): Likewise.
19339 (reg_set_or_used_since_bb_start): Likewise.
19340 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19341 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19342 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19343 * rtlanal.c (reg_set_p): Check whether REG overlaps
19344 regs_invalidated_by_call, rather than just checking the
19345 membership of REGNO (REG).
19347 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19349 * doc/passes.texi: Document predictive commoning.
19350 * doc/invoke.texi (-fpredictive-commoning): Document.
19351 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19352 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19353 adding indices to the generated name.
19354 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19355 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19356 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19357 (op_symbol_code): ... and exported.
19358 (dump_omp_clause, op_symbol): Use op_symbol_code
19359 instead of op_symbol_1.
19360 * tree-pass.h (pass_predcom): Declare.
19361 * timevar.def (TV_PREDCOM): New timevar.
19362 * tree-ssa-loop.c (run_tree_predictive_commoning,
19363 gate_tree_predictive_commoning, pass_predcom): New.
19364 * tree-data-ref.c (find_data_references_in_loop): Find the
19365 references in dominance order.
19366 (canonicalize_base_object_address): Ensure that the result has
19368 (dr_analyze_innermost): Export.
19369 (create_data_ref): Code to fail for references with invariant
19371 (find_data_references_in_stmt): ... here.
19372 * tree-data-ref.h (dr_analyze_innermost): Declare.
19373 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19374 (aff_combination_find_elt, name_expansion_hash,
19375 name_expansion_eq, tree_to_aff_combination_expand,
19376 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19378 * tree-affine.h (aff_combination_constant_multiple_p,
19379 tree_to_aff_combination_expand): Declare.
19380 * tree-predcom.c: New file.
19381 * common.opt (fpredictive-commoning): New option.
19382 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19383 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19384 * Makefile.in (tree-predcom.o): Add.
19385 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19386 * passes.c (init_optimization_passes): Add dceloop after
19387 copy propagation in loop optimizer. Add predictive commoning
19388 to loop optimizer passes.
19390 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19392 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19395 2007-05-24 Jan Hubicka <jh@suse.cz>
19397 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19399 (genheader): Include statistics.h.
19401 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19403 * print-rtl.c (flag_dump_unnumbered): Update comments.
19404 (print_rtl): Fix my previous change.
19405 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19408 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19410 PR middle-end/32018
19411 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19413 (thread_through_all_blocks): Call initialize_original_copy_tables
19414 and free_original_copy_tables.
19415 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19417 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19418 * cfghooks.c (duplicate_block): Use get_loop_copy.
19419 * cfg.c: Include cfgloop.h.
19420 (loop_copy): New hash table.
19421 (initialize_original_copy_tables): Initialize loop_copy table.
19422 (free_original_copy_tables): Free loop_copy table.
19423 (copy_original_table_clear, copy_original_table_set,
19424 set_loop_copy, get_loop_copy): New functions.
19425 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19426 * cfgloop.h (struct loop): Remove copy field.
19427 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19428 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19430 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19432 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19433 -msse/-msse2/-msse3.
19435 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19437 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19438 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19440 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19443 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19444 * targhooks.h (default_mangle_decl_assembler_name): Declare
19446 * targhooks.c (default_mangle_decl_assembler_name): Define
19448 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19450 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19451 * langhooks.c (lhd_set_decl_assembler_name): Call
19452 targetm.mangle_decl_assembler_name for names with global scope.
19454 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19456 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19457 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19459 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19460 New. Factored out of i386_pe_encode_section_info.
19461 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19462 Move check for prior decoration of stdcall
19463 symbols to i386_pe_encode_section_info.
19464 (i386_pe_encode_section_info): Adjust call to
19465 gen_stdcall_or_fastcall_suffix. Use
19466 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19467 (i386_pe_mangle_decl_assembler_name): New. Wrap
19468 i386_pe_maybe_mangle_decl_assembler_name.
19470 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19472 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19473 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19474 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19475 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19476 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19479 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19480 Nigel Stephens <nigel@mips.com>
19481 Richard Sandiford <richard@codesourcery.com>
19483 Fix up MIPS16 hard float and add support for complex.
19485 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19486 (TARGET_SOFT_FLOAT_ABI): New.
19487 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19488 __mips_soft_float to reflect the ABI in use, not whether the
19489 FPU is directly accessible (e.g., in MIPS16 mode).
19490 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19491 (UNITS_PER_FPVALUE): Likewise.
19493 * config/mips/mips.c (mips_expand_call): Remove redundant
19494 TARGET_MIPS16 check.
19495 (mips_arg_regno): New.
19496 (function_arg_advance): When setting bits in cum->fp_code for
19497 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19499 (function_arg): Use mips_arg_regno.
19500 (mips_return_mode_in_fpr_p): New.
19501 (mips16_call_stub_mode_suffix): New.
19502 (mips16_cfun_returns_in_fpr_p): New.
19503 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19504 (mips_output_function_prologue): Test mips16_hard_float, not
19505 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19506 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19507 return value into a floating-point register.
19508 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19509 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19510 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19511 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19512 word of double arguments from or to the high bits of 64-bit
19513 floating point registers.
19514 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19515 (mips16_fpret_double): New helper function.
19516 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19517 support for complex modes. Fill in DECL_RESULT for stubdecl.
19518 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19520 * config/mips/mips16.S
19521 (RET, ARG1, ARG2): New.
19522 (MERGE_GPRf, MERGE_GPRt): New.
19523 (DELAYt, DELAYf): New.
19524 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19525 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19526 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19527 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19528 (SFOP): Renamed to...
19529 (OPSF3): This, and macro-ified. Updated all uses.
19530 (SFOP2): Renamed to...
19531 (OPSF2): This, and macro-ified. Updated all uses.
19532 (SFCMP): Renamed to...
19533 (CMPSF): This, and macro-ified. Updated all uses.
19534 (SFREVCMP): Renamed to...
19535 (REVCMPSF): This, and macro-ified. Updated all uses.
19536 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19537 (LDDBL1, LDDBL2, RETDBL): Deleted.
19538 (DFOP): Renamed to...
19539 (OPDF3): This, and macro-ified. Updated all uses.
19540 (DFOP2): Renamed to...
19541 (OPDF2): This, and macro-ified. Updated all uses.
19542 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19543 (DFCMP): Renamed to...
19544 (CMPDF): This, and macro-ified. Updated all uses.
19545 (DFREVCMP): Renamed to...
19546 (REVCMPDF): This, and macro-ified. Updated all uses.
19547 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19548 (RET_FUNCTION): New.
19549 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19550 (__mips16_ret_sc, __mips16_ret_dc): New.
19551 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19552 STUB_ARGS_6, STUB_ARGS_10): New.
19553 (CALL_STUB_NO_RET): New.
19554 (__mips16_call_stub_1): Macro-ified.
19555 (__mips16_call_stub_5): Macro-ified.
19556 (__mips16_call_stub_2): Macro-ified.
19557 (__mips16_call_stub_6): Macro-ified.
19558 (__mips16_call_stub_9): Macro-ified.
19559 (__mips16_call_stub_10): Macro-ified.
19560 (CALL_STUB_RET): New.
19561 (__mips16_call_stub_sf_0): Macro-ified.
19562 (__mips16_call_stub_sf_1): Macro-ified.
19563 (__mips16_call_stub_sf_5): Macro-ified.
19564 (__mips16_call_stub_sf_2): Macro-ified.
19565 (__mips16_call_stub_sf_6): Macro-ified.
19566 (__mips16_call_stub_sf_9): Macro-ified.
19567 (__mips16_call_stub_sf_10): Macro-ified.
19568 (__mips16_call_stub_df_0): Macro-ified.
19569 (__mips16_call_stub_df_1): Macro-ified.
19570 (__mips16_call_stub_df_5): Macro-ified.
19571 (__mips16_call_stub_df_2): Macro-ified.
19572 (__mips16_call_stub_df_6): Macro-ified.
19573 (__mips16_call_stub_df_9): Macro-ified.
19574 (__mips16_call_stub_df_10): Macro-ified.
19575 (__mips16_call_stub_sc_0): New.
19576 (__mips16_call_stub_sc_1): New.
19577 (__mips16_call_stub_sc_5): New.
19578 (__mips16_call_stub_sc_2): New.
19579 (__mips16_call_stub_sc_6): New.
19580 (__mips16_call_stub_sc_9): New.
19581 (__mips16_call_stub_sc_10): New.
19582 (__mips16_call_stub_dc_0): New.
19583 (__mips16_call_stub_dc_1): New.
19584 (__mips16_call_stub_dc_5): New.
19585 (__mips16_call_stub_dc_2): New.
19586 (__mips16_call_stub_dc_6): New.
19587 (__mips16_call_stub_dc_9): New.
19588 (__mips16_call_stub_dc_10): New.
19590 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19591 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19592 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19594 2007-05-23 Ian Lance Taylor <iant@google.com>
19596 * doc/invoke.texi (Invoking GCC): Document that the order of the
19599 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19602 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19603 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19604 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19608 * config/score/score.c (score_print_operand): Make sure that only
19609 lower bits are used.
19611 2007-05-22 Ian Lance Taylor <iant@google.com>
19613 * tree-vrp.c (avoid_overflow_infinity): New static function,
19614 broken out of set_value_range_to_value.
19615 (set_value_range_to_value): Call avoid_overflow_infinity.
19616 (extract_range_from_assert): Likewise.
19618 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19620 PR middle-end/31095
19621 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19622 change the type before looking for a COMPOUND_EXPR.
19624 2007-05-22 Ian Lance Taylor <iant@google.com>
19626 * lower-subreg.c (decompose_multiword_subregs): If we change an
19627 insn, call remove_retval_note on it.
19629 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19631 * regs.h (end_hard_regno): New function.
19632 (END_HARD_REGNO, END_REGNO): New macros.
19633 (add_to_hard_reg_set): New function.
19634 (remove_from_hard_reg_set): Likewise.
19635 (in_hard_reg_set_p): Likewise.
19636 (overlaps_hard_reg_set_p): Likewise.
19637 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19638 (note_btr_set): Use END_HARD_REGNO.
19639 * caller-save.c (setup_save_areas): Use end_hard_regno.
19640 (mark_set_regs): Use END_HARD_REGNO.
19641 (add_stored_regs): Use end_hard_regno.
19642 (mark_referenced_regs): Use add_to_hard_reg_set.
19643 * combine.c (update_table_tick): Use END_REGNO.
19644 (record_value_for_reg): Likewise.
19645 (record_dead_and_set_regs): Likewise.
19646 (get_last_value_validate): Likewise.
19647 (use_crosses_set_p): Likewise.
19648 (reg_dead_at_p_1): Likewise.
19649 (reg_dead_at_p): Likewise.
19650 (mark_used_regs_combine): Use add_to_hard_reg_set.
19651 (move_deaths): Use END_HARD_REGNO.
19652 (reg_bitfield_target_p): Use end_hard_regno.
19653 (distribute_notes): Use END_HARD_REGNO.
19654 * cse.c (mention_regs): Use END_REGNO.
19655 (insert): Use add_to_hard_reg_set.
19656 (invalidate): Use END_HARD_REGNO.
19657 (invalidate_for_call): Likewise.
19658 (exp_equiv_p): Use END_REGNO.
19659 (cse_insn): Likewise.
19660 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19661 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19662 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19663 * function.c (keep_stack_depressed): Use end_hard_regno.
19664 * global.c (global_alloc): Use end_hard_regno.
19665 (global_conflicts): Use add_to_hard_reg_set instead of
19667 (find_reg): Likewise.
19668 (mark_reg_store): Likewise.
19669 (mark_reg_conflicts): Likewise.
19670 (mark_reg_death): Use remove_from_hard_reg_set.
19671 (mark_reg_live_nc): Delete.
19672 (set_preference): Use end_hard_regno.
19673 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19674 remove_from_hard_reg_set.
19675 (post_mark_life): Use add_to_hard_reg_set.
19676 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19677 (reg_becomes_live): Use add_to_hard_reg_set.
19678 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19679 (peep2_find_free_register): Use add_to_hard_reg_set.
19680 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19681 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19682 * regrename.c (note_sets): Use add_to_hard_reg_set.
19683 (clear_dead_regs): Use remove_from_hard_reg_set.
19684 (regrename_optimize): Use add_to_hard_reg_set.
19685 (find_oldest_value_reg): Use in_hard_reg_set_p.
19686 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19687 (hard_reg_set_here_p): Use end_hard_regno.
19688 (decompose): Likewise.
19689 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19690 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19691 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19692 (mark_home_live): Use end_hard_regno.
19693 (spill_hard_reg): Likewise.
19694 (clear_reload_reg_in_use): Likewise.
19695 * reorg.c (delete_prior_computation): Use END_REGNO.
19696 * resource.c (update_live_status): Use END_HARD_REGNO.
19697 (mark_referenced_resources): Use add_to_hard_reg_set.
19698 (mark_set_resources): Likewise.
19699 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19700 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19701 (reg_overlap_mentioned_p): Likewise.
19702 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19703 (covers_regno_no_parallel_p): Use END_REGNO.
19704 (find_regno_note): Likewise.
19705 (find_reg_fusage): Use END_HARD_REGNO.
19706 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19707 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19709 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19711 * mode-switching.c (reg_dies): Change type of second argument to
19713 (optimize_mode_switching): Update accordingly.
19715 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19717 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19719 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19720 (hard_reg_set_empty_p): ...these new functions.
19721 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19722 GO_IF_HARD_REG_SUBSET.
19723 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19724 instead of GO_IF_HARD_REG_EQUAL.
19725 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19726 instead of GO_IF_HARD_REG_EQUAL.
19727 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19728 GO_IF_HARD_REG_SUBSET.
19729 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19730 GO_IF_HARD_REG_EQUAL.
19731 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19732 of GO_IF_HARD_REG_SUBSET.
19733 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19734 instead of GO_IF_HARD_REG_EQUAL.
19735 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19736 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19737 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19738 of GO_IF_HARD_REG_SUBSET,
19739 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19740 GO_IF_HARD_REG_SUBSET.
19741 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19742 instead of GO_IF_HARD_REG_EQUAL.
19743 * config/sh/sh.c (push_regs, calc_live_regs): Use
19744 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19745 (hard_regs_intersect_p): Delete.
19747 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19749 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19751 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19752 Richard Henderson <rth@redhat.com>
19754 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19756 (x86_64-*-*): Likewise.
19758 * config/i386/i386-modes.def (V2QI): New.
19760 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19762 (override_options): Support SSE4.1.
19763 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19764 (IX86_BUILTIN_BLENDPS): Likewise.
19765 (IX86_BUILTIN_BLENDVPD): Likewise.
19766 (IX86_BUILTIN_BLENDVPS): Likewise.
19767 (IX86_BUILTIN_PBLENDVB128): Likewise.
19768 (IX86_BUILTIN_PBLENDW128): Likewise.
19769 (IX86_BUILTIN_DPPD): Likewise.
19770 (IX86_BUILTIN_DPPS): Likewise.
19771 (IX86_BUILTIN_INSERTPS128): Likewise.
19772 (IX86_BUILTIN_MOVNTDQA): Likewise.
19773 (IX86_BUILTIN_MPSADBW128): Likewise.
19774 (IX86_BUILTIN_PACKUSDW128): Likewise.
19775 (IX86_BUILTIN_PCMPEQQ): Likewise.
19776 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19777 (IX86_BUILTIN_PMAXSB128): Likewise.
19778 (IX86_BUILTIN_PMAXSD128): Likewise.
19779 (IX86_BUILTIN_PMAXUD128): Likewise.
19780 (IX86_BUILTIN_PMAXUW128): Likewise.
19781 (IX86_BUILTIN_PMINSB128): Likewise.
19782 (IX86_BUILTIN_PMINSD128): Likewise.
19783 (IX86_BUILTIN_PMINUD128): Likewise.
19784 (IX86_BUILTIN_PMINUW128): Likewise.
19785 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19786 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19787 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19788 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19789 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19790 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19791 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19792 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19793 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19794 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19795 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19796 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19797 (IX86_BUILTIN_PMULDQ128): Likewise.
19798 (IX86_BUILTIN_PMULLD128): Likewise.
19799 (IX86_BUILTIN_ROUNDPD): Likewise.
19800 (IX86_BUILTIN_ROUNDPS): Likewise.
19801 (IX86_BUILTIN_ROUNDSD): Likewise.
19802 (IX86_BUILTIN_ROUNDSS): Likewise.
19803 (IX86_BUILTIN_PTESTZ): Likewise.
19804 (IX86_BUILTIN_PTESTC): Likewise.
19805 (IX86_BUILTIN_PTESTNZC): Likewise.
19806 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19807 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19808 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19809 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19810 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19811 (bdesc_ptest): New.
19812 (bdesc_sse_3arg): Likewise.
19813 (bdesc_2arg): Likewise.
19814 (bdesc_1arg): Likewise.
19815 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19817 (ix86_expand_sse_4_operands_builtin): New.
19818 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19819 smaller than 8 bits as the 2nd arg.
19820 (ix86_expand_sse_ptest): New.
19821 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19822 (ix86_expand_vector_set): Support SSE4.1.
19823 (ix86_expand_vector_extract): Likewise.
19825 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19826 __SSE4_1__ for -msse4.1.
19828 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19829 (UNSPEC_INSERTPS): Likewise.
19830 (UNSPEC_DP): Likewise.
19831 (UNSPEC_MOVNTDQA): Likewise.
19832 (UNSPEC_MPSADBW): Likewise.
19833 (UNSPEC_PHMINPOSUW): Likewise.
19834 (UNSPEC_PTEST): Likewise.
19835 (UNSPEC_ROUNDP): Likewise.
19836 (UNSPEC_ROUNDS): Likewise.
19838 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19840 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19841 (const_pow2_1_to_32768_operand): Likewise.
19843 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19846 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19848 (sse4_1_insertps): Likewise.
19849 (*sse4_1_extractps): Likewise.
19850 (sse4_1_ptest): Likewise.
19851 (sse4_1_mulv2siv2di3): Likewise.
19852 (*sse4_1_mulv4si3): Likewise.
19853 (*sse4_1_smax<mode>3): Likewise.
19854 (*sse4_1_umax<mode>3): Likewise.
19855 (*sse4_1_smin<mode>3): Likewise.
19856 (*sse4_1_umin<mode>3): Likewise.
19857 (sse4_1_eqv2di3): Likewise.
19858 (*sse4_1_pinsrb): Likewise.
19859 (*sse4_1_pinsrd): Likewise.
19860 (*sse4_1_pinsrq): Likewise.
19861 (*sse4_1_pextrb): Likewise.
19862 (*sse4_1_pextrb_memory): Likewise.
19863 (*sse4_1_pextrw_memory): Likewise.
19864 (*sse4_1_pextrq): Likewise.
19865 (sse4_1_blendpd): Likewise.
19866 (sse4_1_blendps): Likewise.
19867 (sse4_1_blendvpd): Likewise.
19868 (sse4_1_blendvps): Likewise.
19869 (sse4_1_dppd): Likewise.
19870 (sse4_1_dpps): Likewise.
19871 (sse4_1_movntdqa): Likewise.
19872 (sse4_1_mpsadbw): Likewise.
19873 (sse4_1_packusdw): Likewise.
19874 (sse4_1_pblendvb): Likewise.
19875 (sse4_1_pblendw): Likewise.
19876 (sse4_1_phminposuw): Likewise.
19877 (sse4_1_extendv8qiv8hi2): Likewise.
19878 (*sse4_1_extendv8qiv8hi2): Likewise.
19879 (sse4_1_extendv4qiv4si2): Likewise.
19880 (*sse4_1_extendv4qiv4si2): Likewise.
19881 (sse4_1_extendv2qiv2di2): Likewise.
19882 (*sse4_1_extendv2qiv2di2): Likewise.
19883 (sse4_1_extendv4hiv4si2): Likewise.
19884 (*sse4_1_extendv4hiv4si2): Likewise.
19885 (sse4_1_extendv2hiv2di2): Likewise.
19886 (*sse4_1_extendv2hiv2di2): Likewise.
19887 (sse4_1_extendv2siv2di2): Likewise.
19888 (*sse4_1_extendv2siv2di2): Likewise.
19889 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19890 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19891 (sse4_1_zero_extendv4qiv4si2): Likewise.
19892 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19893 (sse4_1_zero_extendv2qiv2di2): Likewise.
19894 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19895 (sse4_1_zero_extendv4hiv4si2): Likewise.
19896 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19897 (sse4_1_zero_extendv2hiv2di2): Likewise.
19898 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19899 (sse4_1_zero_extendv2siv2di2): Likewise.
19900 (*sse4_1_zero_extendv2siv2di2): Likewise.
19901 (sse4_1_roundpd): Likewise.
19902 (sse4_1_roundps): Likewise.
19903 (sse4_1_roundsd): Likewise.
19904 (sse4_1_roundss): Likewise.
19905 (mulv4si3): Don't expand for SSE4.1.
19906 (smax<mode>3): Likewise.
19907 (umaxv4si3): Likewise.
19908 (uminv16qi3): Likewise.
19909 (umin<mode>3): Likewise.
19910 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19912 * doc/extend.texi: Document SSE4.1 built-in functions.
19914 * doc/invoke.texi: Document -msse4.1.
19916 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19918 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19919 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19920 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19921 (ASM_SPEC): Add asm_pcrel_spec.
19922 (EXTRA_SPECS): Add asm_pcrel_spec.
19924 2007-05-21 David Daney <ddaney@avtrex.com>
19926 * doc/install.texi (Building a cross compiler): Add requirements
19927 for Java cross compiler.
19929 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19931 PR middle-end/31995
19932 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19933 Add loopno argument. Use evolution_function_is_invariant_rec_p
19934 instead of evolution_function_is_constant_p.
19935 Update calls to evolution_function_is_affine_multivariate_p.
19936 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19937 Add loopno argument.
19938 * tree-scalar-evolution.c (gather_chrec_stats): Call
19939 evolution_function_is_affine_multivariate_p with a loop
19941 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19942 (analyze_overlapping_iterations): Likewise.
19943 (access_functions_are_affine_or_constant_p): Likewise.
19944 (build_classic_dist_vector_1): If the access functions
19945 are equal, don't do anything.
19947 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19948 Paolo Carlini <pcarlini@suse.de>
19949 Uros Bizjak <ubizjak@gmail.com>
19951 * c-cppbuiltin.c (c_cpp_builtins): Define
19952 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19953 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19954 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19955 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19957 2007-05-21 Mike Stump <mrs@apple.com>
19959 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19961 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19963 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19965 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19966 implementation if __OPTIMIZE__ is not defined.
19967 (_mm_alignr_pi8): Ditto.
19968 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19969 (_mm_inserti_si64): Ditto.
19970 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19971 (_mm_slli_epi16): Ditto.
19972 (_mm_slli_epi32): Ditto.
19973 (_mm_slli_epi64): Ditto.
19974 (_mm_srai_epi16): Ditto.
19975 (_mm_srai_epi32): Ditto.
19976 (_mm_srli_si128): Ditto.
19977 (_mm_slli_si128): Ditto.
19978 (_mm_srli_epi16): Ditto.
19979 (_mm_srli_epi32): Ditto.
19980 (_mm_srli_epi64): Ditto.
19981 (_mm_extract_epi16): Ditto.
19982 (_mm_insert_epi16): Ditto.
19983 (_mm_shufflehi_epi16): Ditto.
19984 (_mm_shufflelo_epi16): Ditto.
19985 (_mm_shuffle_epi32): Ditto.
19986 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19987 (_m_pextrw): Ditto.
19988 (_mm_insert_pi16): Ditto.
19989 (_m_pinsrw): Ditto.
19990 (_mm_shuffle_pi16): Ditto.
19991 (_m_pshufw): Ditto.
19992 (_mm_shufle_ps): Ditto.
19993 (_mm_prefetch): Ditto.
19995 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19997 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19998 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19999 * real.c (encode_i370_single, decode_i370_single,
20000 encode_i370_double, decode_i370_double): Functions removed.
20001 (i370_single_format, i370_double_format): Initializations removed.
20002 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20003 Consider the log2_b field to always be one.
20004 (ieee_single_format, mips_single_format, coldfire_single_format,
20005 ieee_double_format, mips_double_format, coldfire_double_format,
20006 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20007 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20008 ibm_extended_format, mips_extended_format, ieee_quad_format,
20009 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20010 decimal_single_format, decimal_double_format, decimal_quad_format,
20011 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20012 initialization of log2_b.
20013 * real.h (i370_single_format, i370_double_format): Declarations
20015 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20016 field to always be one.
20018 2007-05-21 Andreas Schwab <schwab@suse.de>
20020 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20021 NOTE_INSN_BASIC_BLOCK_P.
20022 (process_for_unwind_directive): Likewise.
20024 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20026 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20027 * function.h (struct function): Move va_list_gpr_size,
20028 va_list_fpr_size, function_frequency to front of bitfields. Add
20030 (current_function_calls_unwind_init): New.
20031 * except.c (expand_builtin_unwind_init): Set
20032 current_function_calls_unwind_init not
20033 current_function_has_nonlocal_label.
20034 * reload1.c (has_nonexceptional_receiver): New.
20035 (reload): Use it and current_function_calls_unwind_init to
20036 determine whether call-saved regs must be saved.
20038 2007-05-20 Jan Hubicka <jh@suse.cz>
20040 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20041 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20042 * ddg.c (create_ddg): LIkewise.
20043 * final.c (final): Remove hunk moving line number notes around since
20044 they are no longer present at this stage.
20045 (final_scan_insn): Use NOTE_KIND instead of
20046 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20047 (output_asm_label): Likewise.
20048 * reorg.c (dbr_schedule): Likewise.
20049 * haifa-sched.c (unlink_other_notes): Likewise.
20050 * mode-switching.c (optimize_mode_switching): Likewise.
20051 * graph.c (start_bb): Likewise.
20052 * rtl.def (NOTE): Update description.
20053 * jump.c (squeeze_notes): Delete.
20054 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20055 NOTE_INSN_BASIC_BLOCK_P when possible.
20056 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20057 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20058 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20059 (dwarf2out_var_location): Likewise.
20060 * cfgbuild.c (make_edges): Likewise.
20061 (find_basic_blocks_1): Likewise.
20062 * function.c (reorder_blocks_1): Likewise.
20063 (epilogue_done): Likewise.
20064 (reposition_prologue_and_epilogue_notes): Likewise.
20065 * print-rtl.c (print_rtx): Likewise; drop code for printing
20067 (print_rtl): Likewise.
20068 (print_rtl_single): Likewise.
20069 * gcse.c (insert_insn_start_bb): Likewise.
20070 * alias.c (init_alias_analysis): Likewise.
20071 * calls.c (fixup_tail_calls): Likewise.
20072 * except.c (sjlj_emit_function_enter): Likewise.
20073 * emit-rtl.c (add_insn_after): Likeiwse.
20074 (emit_label_before): Likewise.
20075 (emit_label_after): Likewise.
20076 (emit_note_before, emit_note_after, emit_note): Update
20077 parameter to be enum insn_note; do not deal with source
20079 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20080 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20082 (merge_blocks_move_successor_nojumps): Simplify now when
20083 we don't have BLOCK notes.
20084 (try_optimize_cfg): Likewise.
20085 * cfglayout.c (skip_insns_after_block): Likewise.
20086 (record_effective_endpoints): Likewise.
20087 (duplicate_insn_chain): Likewise.
20088 * varasm.c (output_constant_pool_1): Likewise.
20089 * sched-deps.c (sched_analyze): Likewise.
20090 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20092 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20093 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20094 (SET_INSN_DELETED): Simplify.
20095 (NOTE_LINE_NUMBER): Exterminate.
20096 (NOTE_LINE_KIND): New.
20097 (NOTE_INSN_BASIC_BLOCK_P): Update.
20098 (enum insn_note): Simplify.
20099 (GET_NOTE_INSN_NAME) Simplify.
20100 (emit_note_before, emit_note_after, emit_note): Update prototype.
20101 (squeeze_notes): Remove.
20102 * sched-int.h (NOTE_NOT_BB_P): Update.
20103 * resource.c (mark_target_live_regs): Update.
20104 * sched-rgn.c (debug_dependencies): Update.
20105 * sched-vis.c (print_insn): Update.
20106 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20107 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20108 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20109 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20110 (split_branches): Update.
20111 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20113 (sh_adjust_unroll_max): Exterminate.
20114 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20115 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20116 (m68hc11_reorg): Likewise.
20117 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20118 (emit_predicate_relation_info): Update.
20119 (process_for_unwind_directive): Update.
20120 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20121 (output_call): Update.
20122 * config/pa/pa.c (output_lbranch): Update.
20123 (output_millicode_call): Update.
20124 (output_call): Update.
20125 (pa_combine_instructions): Update.
20126 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20127 * config/bfin/bfin.c (gen_one_bundle): Update.
20128 * cfgrtl.c (can_delete_note_p): Update.
20129 (delete_insn): Update.
20130 (rtl_merge_blocks): Update.
20131 (commit_one_edge_insertion): Update.
20132 (rtl_verify_flow_info): Update.
20133 * stmt.c (expand_case): Do not call squeeze_notes.
20135 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20142 * c.opt (Wtype-limits): New.
20143 * doc/invoke.texi (Wtype-limits): Document it.
20144 (Wextra): Enabled by -Wextra.
20145 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20146 * c-common.c (shorten_compare): Warn with Wtype-limits.
20148 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20150 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20151 inlined function, not as a macro.
20152 (_mm_alignr_pi8): Ditto.
20153 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20154 (_mm_inserti_si64): Ditto.
20155 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20156 (_mm_extract_epi16): Ditto.
20157 (_mm_insert_epi16): Ditto.
20158 (_mm_shufflehi_epi16): Ditto.
20159 (_mm_shufflelo_epi16): Ditto.
20160 (_mm_shuffle_epi32): Ditto.
20161 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20162 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20164 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20166 (_m_to_float): Use C89 compatible assignment.
20168 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20171 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20173 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20176 * doc/invoke.texi (Wreturn-type): Complete description.
20177 (Wextra): Delete item about return-type warning.
20178 * c-decl.c: Delete redundant Wextra warning.
20180 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20183 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20184 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20185 inlined function, not as a macro.
20186 (_mm_prefetch): Ditto.
20187 (_m_pextrw): Ditto.
20188 (_mm_insert_pi16): Ditto.
20189 (_m_pinsrw): Ditto.
20190 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20191 (_m_pshufw): Ditto. Add const to __N argument.
20192 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20193 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20194 (_mm_slli_epi32): Ditto.
20195 (_mm_srli_si128): Implement as always inlined function, not as a
20196 macro. Add __inline to function declaration.
20197 (_mm_slli_si128): Ditto.
20199 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20201 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20202 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20204 (struct fenv): New structure.
20205 (FP_HANDLE_EXCEPTIONS): New define.
20206 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20207 (_FP_DECL_EXP): New define.
20208 (FP_INIT_ROUNDMODE): New define.
20209 (FP_ROUNDMODE): New define.
20211 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20213 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20214 (Wconversion): Update description.
20215 (Wconversion-sign): New.
20216 * c.opt (Wconversion-sign): New.
20217 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20218 means disabled for C++. Otherwise, take the status of Wconversion.
20219 * c-common.c (conversion_warning): Warn with either Wconversion or
20221 (warnings_for_convert_and_check): Conditions are already checked by
20222 conversion_warning.
20223 (convert_and_check): Don't check warnings if the conversion failed.
20225 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20226 Anatoly Sokolov <aesok@dol.ru>
20228 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20229 avr_epilogue_uses) : Add declaration.
20230 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20231 * config/avr/constraints.md (R): New constraint.
20232 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20233 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20234 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20235 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20236 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20237 call_prologue_saves, epilogue_restores, return_from_epilogue,
20238 return_from_main_epilogue, return_from_interrupt_epilogue,
20239 return_from_naked_epilogue, prologue, epilogue): New patterns.
20240 (jump): Handle symbol reference.
20241 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20242 avr_output_function_prologue, avr_output_function_epilogue): Remove
20244 (avr_init_machine_status, expand_prologue, expand_epilogue,
20245 avr_asm_function_end_prologue, avr_epilogue_uses,
20246 avr_asm_function_begin_epilogue): New functions.
20247 (prologue_size, epilogue_size, jump_tables_size): Remove global
20249 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20250 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20251 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20252 (avr_override_options): Initialise init_machine_status.
20253 (output_movhi): Handle all stack pointer loads.
20254 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20255 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20256 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20257 (EPILOGUE_USES) Redefine.
20258 (machine_function) Declare.
20260 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20262 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20263 Use a single return statement.
20265 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20267 PR middle-end/30250
20268 * builtins.c (do_mpfr_lgamma_r): New.
20269 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20270 * tree.h (CASE_FLT_FN_REENT): New.
20272 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20274 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20275 (output_die): Use 'unsigned long' with %x.
20276 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20277 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20278 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20280 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20282 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20287 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20288 true if function has no argument.
20290 2007-05-18 DJ Delorie <dj@redhat.com>
20292 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20293 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20295 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20297 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20298 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20299 count_trailing_zeros.
20300 (__i386__): Implement count_leading_zeros using __builtin_clz().
20301 Implement count_trailing_zeros usign __builtin_ctz().
20303 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20305 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20307 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20309 PR middle-end/31344
20310 * expr.c (emit_move_change_mode): Change mode of push operands here.
20312 2007-05-17 Ian Lance Taylor <iant@google.com>
20314 PR tree-optimization/31953
20315 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20316 Change all callers.
20317 (set_value_range_to_null): Call set_value_range_to_value.
20318 (extract_range_from_comparison): Likewise.
20320 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20322 * toplev.c (print_version): Output GMP/MPFR version info.
20324 * builtins.c (CASE_MATHFN_REENT): New macro.
20325 (mathfn_built_in): Use it.
20326 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20327 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20328 BUILT_IN_LGAMMAL_R): New.
20329 * doc/extend.texi: Document new builtins.
20331 PR middle-end/31796
20332 * builtins.c (do_mpfr_remquo): New.
20333 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20334 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20336 PR middle-end/30251
20337 * builtins.c (fold_builtin_1): Handle y0, y1.
20338 (fold_builtin_2): Handle yn.
20340 PR middle-end/30251
20341 * builtins.c (do_mpfr_bessel_n): New.
20342 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20343 (fold_builtin_2): Handle BUILT_IN_JN.
20345 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20348 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20349 TYPE_PRECISION (intmax_type_node).
20351 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20354 * reload.c (subst_reloads): Remove checking.
20356 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20358 PR rtl-optimization/31691
20359 * combine.c (simplify_set): Build a new src pattern instead of
20360 substituting its operands in the COMPARE case.
20362 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20364 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20365 (execute_vrp): Preserve loops through jump threading.
20366 * tree-ssa-threadupdate.c (thread_single_edge,
20367 dbds_continue_enumeration_p, determine_bb_domination_status,
20368 thread_through_loop_header): New functions.
20369 (create_edge_and_update_destination_phis,
20370 create_edge_and_update_destination_phis): Set loops for the new blocks.
20371 (prune_undesirable_thread_requests): Removed.
20372 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20374 (thread_block): Do not call prune_undesirable_thread_requests.
20376 (mark_threaded_blocks): Select edges to thread here.
20377 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20378 Thread edges through loop headers independently.
20379 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20380 * tree-pass.h (TODO_mark_first_instance): New.
20381 (first_pass_instance): Declare.
20382 * cfghooks.c (duplicate_block): Put the block to the original loop
20383 if copy is not specified.
20384 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20385 jump threading. Pass may_peel_loop_headers to
20386 thread_through_all_blocks according to first_pass_instance.
20387 * cfgloop.h (create_preheader): Declare.
20388 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20389 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20390 * passes.c (first_pass_instance): New variable.
20391 (next_pass_1): Set TODO_mark_first_instance.
20392 (execute_todo): Set first_pass_instance.
20394 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20396 PR tree-optimization/24659
20397 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20398 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20399 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20400 OTI_vec_pack_ufix_trunc.
20401 (vec_unpacks_float_hi_optab): Define new macro.
20402 (vec_unpacks_float_lo_optab): Ditto.
20403 (vec_unpacku_float_hi_optab): Ditto.
20404 (vec_unpacku_float_lo_optab): Ditto.
20405 (vec_pack_sfix_trunc_optab): Ditto.
20406 (vec_pack_ufix_trunc_optab): Ditto.
20407 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20408 and vec_pack_[s|u]fix_trunc_optab using
20409 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20410 * tree-vectorizer.c (supportable_widening_operation): Handle
20411 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20412 (supportable_narrowing_operation): New function.
20413 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20414 * tree-vect-transform.c (vectorizable_conversion): Handle
20415 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20416 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20417 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20418 to check for target support.
20419 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20420 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20421 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20422 for VEC_PACK_FIX_TRUNC_EXPR.
20423 (expand_binop): Special case mode of the result for
20424 vec_pack_[u|s]fix_trunc_optab.
20425 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20426 vec_pack_[u|s]fix_trunc_optab.
20428 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20429 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20430 * tree-pretty-print.c (dump_generic_node): Handle
20431 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20432 VEC_PACK_FIX_TRUNC_EXPR.
20434 * expr.c (expand_expr_real_1): Ditto.
20435 * tree-inline.c (estimate_num_insns_1): Ditto.
20436 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20438 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20439 (vec_unpacks_float_lo_v8hi): Ditto.
20440 (vec_unpacku_float_hi_v8hi): Ditto.
20441 (vec_unpacku_float_lo_v8hi): Ditto.
20442 (vec_unpacks_float_hi_v4si): Ditto.
20443 (vec_unpacks_float_lo_v4si): Ditto.
20444 (vec_pack_sfix_trunc_v2df): Ditto.
20446 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20448 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20449 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20450 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20451 [vec_pack_ufix_trunc]: Ditto.
20452 [vec_unpacks_float_hi]: Ditto.
20453 [vec_unpacks_float_lo]: Ditto.
20454 [vec_unpacku_float_hi]: Ditto.
20455 [vec_unpacku_float_lo]: Ditto.
20457 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20459 * soft-fp/README: Update for new files.
20460 * soft-fp/floattisf.c: New file.
20461 * soft-fp/floattidf.c: New file.
20462 * soft-fp/floattitf.c: New file.
20463 * soft-fp/floatuntisf.c: New file.
20464 * soft-fp/floatuntidf.c: New file.
20465 * soft-fp/floatuntitf.c: New file.
20466 * soft-fp/fixsfti.c: New file.
20467 * soft-fp/fixdfti.c: New file.
20468 * soft-fp/fixtfti.c: New file.
20469 * soft-fp/fixunssfti.c: New file.
20470 * soft-fp/fixunsdfti.c: New file.
20471 * soft-fp/fixunstfti.c: New file.
20472 * soft-fp/extendxftf.c: New file.
20473 * soft-fp/trunctfxf.c: New file.
20475 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20476 (__trunctfxf2): Ditto.
20478 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20479 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20480 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20481 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20482 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20483 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20485 * config/i386/t-fprules-softfp64: New file.
20486 * config/i386/sfp-machine.h: New file.
20487 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20488 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20489 and soft-fp/t-softfp to tmake_file.
20490 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20491 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20493 * config/i386/t-linux64 (softfp_wrap_start): New.
20494 (softfp_wrap_end): New.
20495 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20496 supported for TARGET_64BIT.
20498 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20500 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20501 c_common_unsigned_type behavior.
20503 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20505 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20508 2007-05-16 Eric Christopher <echristo@apple.com>
20510 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20511 saving after stack push. Set sp_offset whenever we push.
20512 (rs6000_emit_epilogue): Move altivec register restore before
20515 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20517 * configure.ac: Allow sysroots to be relocated under $prefix as
20518 well as $exec_prefix.
20519 * configure: Regenerate.
20521 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20525 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20527 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20528 (gcc_tooldir): Likewise.
20529 * configure: Regenerate.
20530 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20531 old configure.ac gcc_tooldir setting.
20532 (prefix_to_exec_prefix): New variable.
20533 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20534 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20536 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20538 * c-typeck.c (build_binary_op): Return early for error.
20540 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20542 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20543 struct nb_iter_bound.
20544 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20545 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20546 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20547 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20548 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20549 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20550 (del_scev_info): Use ggc_free.
20551 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20552 * loop-init.c: Include ggc.h.
20553 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20554 (loop_optimizer_finalize): Use ggc_free.
20555 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20556 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20557 pass_iv_optimize): Add TODO_ggc_collect.
20558 * function.h (struct function): Remove skip marker from
20560 * cfgloop.c: Include ggc.h.
20561 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20563 (establish_preds): Vector superloops is gc allocated.
20564 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20566 (flow_loops_find): Vector larray is gc allocated.
20567 (loop_exit_free): Use ggc_free.
20568 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20569 that head of exits list is now not a part of struct loop.
20570 (record_loop_exits): Allocate exits table in gc memory.
20571 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20572 that head of exits list is now not a part of struct loop.
20573 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20574 struct loop_exit): Add GTY marker.
20575 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20576 Add skip marker to aux field. Make head of exits list a separate
20578 (struct loops): Add GTY marker. Make larray vector gc allocated.
20579 Add param marker to exits table.
20580 (get_loops): Type changed.
20581 * Makefile.in (tree-scalar-evolution.o): Add
20582 gt-tree-scalar-evolution.h dependency.
20583 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20584 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20585 * basic-block.h (struct basic_block_def): Remove skip marker from
20588 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20590 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20591 of 0 in the call to expand_expr().
20592 (expand_builtin_mathfn_3): Ditto.
20593 (expand_builtin_interclass_mathfn): Ditto.
20594 (expand_builtin_cexpi): Ditto.
20595 (expand_builtin_int_roundingfn): Ditto.
20596 (expand_builtin_int_roundingfn_2): Ditto.
20597 (expand_builtin_pow): Ditto.
20598 (expand_builtin_powi): Ditto.
20599 (expand_builtin_bswap): Ditto.
20600 (expand_builtin_unop): Ditto.
20601 (expand_builtin_fabs): Ditto.
20602 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20603 the call to expand_expr().
20604 (expand_builtin_sync_operation): Ditto.
20605 (expand_builtin_compare_and_swap): Ditto.
20606 (expand_builtin_lock_test_and_set): Ditto.
20607 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20608 instead of 0 in the call to expand_expr().
20609 (expand_builtin_extract_return_addr): Ditto.
20610 (expand_builtin_eh_return): Ditto.
20611 (expand_eh_return): Ditto.
20612 * explow.c (expr_size): Ditto.
20613 * expr.c (optimize_bitfield_assignment_op): Ditto.
20614 (expand_assignement): Ditto.
20615 (store_expr): Ditto.
20616 (store_field): Ditto.
20617 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20618 the call to expand_expr().
20619 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20620 in the call to expand_expr().
20621 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20622 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20623 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20625 * optabs.c (expand_vec_shift_expr): Ditto.
20626 (expand_vec_cond_expr): Ditto.
20627 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20628 call to expand_expr().
20629 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20630 in the call to expand_expr().
20632 2007-05-14 Dave Korn <dave.korn@artimi.com>
20634 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20636 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20638 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20639 instead of c_common_unsigned_type.
20640 (c_common_unsigned_type): Remove.
20641 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20642 c_common_unsigned_type.
20643 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20644 c_common_unsigned_type.
20645 * c-common.h (c_common_unsigned_type): Remove.
20646 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20647 c_common_unsigned_type.
20648 * c-format.c (check_format_types): Use unsigned_type_for instead of
20649 c_common_unsigned_type.
20650 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20651 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20652 of c_common_unsigned_type.
20653 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20654 lang_hooks.types.unsigned_type.
20655 * expmed.c (make_tree): Use unsigned_type_for instead of
20656 lang_hooks.types.unsigned_type.
20657 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20658 lang_hooks.types.unsigned_type.
20659 (build_range_check): Likewise.
20660 (fold_unary): Likewise.
20661 (fold_binary): Likewise.
20662 (fold_ternary): Likewise.
20663 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20664 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20665 * tree.c (get_unsigned_type): New.
20666 (unsigned_type_for): Use get_unsigned_type instead of
20667 lang_hooks.types.unsigned_type.
20669 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20671 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20672 to m68k_get_function_kind. Update its prototype.
20673 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20675 (m68k_interrupt_function_p): Return enum m68k_function_type
20676 instead of bool. Rename to m68k_get_function_kind.
20677 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20678 target is not fido.
20679 (m68k_compute_frame_layout): Don't mark any register for save
20680 if an interrupt_thread attribute is specified.
20681 (m68k_hard_regno_rename_ok): Update a use of
20682 m68k_interrupt_function_p.
20683 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20684 m68k_interrupt_function_p.
20685 (m68k_function_type): New.
20686 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20687 for a function with an interrupt_thread attribute.
20688 * doc/extend.texi: Document the interrupt_thread attribute.
20690 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20692 Fix PR tree-optimization/31911
20693 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20694 if they didn't change the expression.
20696 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20698 * tree-scalar-evolution.c (resolve_mixers): Exported.
20699 * tree-scalar-evolution.h (resolve_mixers): Declare.
20700 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20701 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20702 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20703 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20704 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20705 strip_conversion, analyze_offset_expr, address_analysis,
20706 object_analysis, analyze_offset): Removed.
20707 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20708 split_constant_offset, canonicalize_base_object_address,
20709 object_address_invariant_in_loop_p, disjoint_objects_p,
20710 dr_may_alias_p, dr_address_invariant_p): New functions.
20711 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20712 and dr_analyze_alias.
20713 (initialize_data_dependence_relation): Use dr_may_alias_p
20714 and object_address_invariant_in_loop_p.
20715 (compute_self_dependence): Handle the case when
20716 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20717 (find_data_references_in_stmt): Restrict the analysis of data
20718 references to the given loop nest.
20719 (find_data_references_in_loop): Made static. Pass loop nest to
20720 find_data_references_in_stmt.
20721 (compute_data_dependences_for_loop): Use DR_VOPS.
20722 (free_data_ref): Free DR_VOPS.
20723 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20724 (struct innermost_loop_behavior): ... new.
20725 (struct base_object_info): Replaced by ...
20726 (struct indices): ... new.
20727 (struct dr_alias): New.
20728 (enum data_ref_type): Removed.
20729 (struct data_reference): Consist of struct innermost_loop_behavior,
20730 struct indices and struct dr_alias.
20731 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20732 (DR_MEMTAG): Renamed to ...
20733 (DR_SYMBOL_TAG): ... this.
20734 (find_data_references_in_loop): Declaration removed.
20735 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20736 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20737 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20738 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20740 2007-05-13 Revital Eres <eres@il.ibm.com>
20742 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20743 which walks virtual def-use chains to find redundant stores.
20744 (dse_optimize_stmt): Call it.
20746 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20748 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20749 * passes.c (init_optimization_passes): Move pass_jump_bypass
20752 * basic-block.h (bb_has_eh_pred): Fix style issue.
20754 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20756 PR rtl-optimization/31848
20757 * loop-invariant.c (move_invariant_reg): If we move an insn
20758 with a REG_EQUAL note, and that insn is not always executed,
20759 remove the REG_EQUAL note.
20761 2007-05-12 Richard Guenther <rguenther@suse.de>
20763 PR tree-optimization/31797
20764 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20765 propagate into a stmt that has volatile ops.
20767 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20769 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20770 (gcc_tooldir): Likewise.
20771 * configure: Regenerate.
20772 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20773 old configure.ac gcc_tooldir setting.
20774 (prefix_to_exec_prefix): New variable.
20775 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20776 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20778 2007-05-11 Silvius Rus <rus@google.com>
20780 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20781 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20782 * c-common.h (strict_aliasing_warning): Change return type.
20783 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20784 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20785 (build_c_cast): Condition call to strict_aliasing_warning.
20786 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20787 * flags.h (set_Wstrict_aliasing): Declare.
20788 * opts.c (set_Wstrict_alising): Define, add call to.
20789 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20790 * tree-ssa-alias-warnings.c: New file.
20791 * tree-ssa-alias.c (compute_may_aliases): Add call to
20792 strict_aliasing_warning_backend.
20794 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20796 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20797 Use loop_depth and loop_outer accessor functions.
20798 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20799 determine_invariantness_stmt, move_computations_stmt): Ditto.
20800 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20801 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20802 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20803 * tree-scalar-evolution.c (interpret_loop_phi,
20804 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20805 instantiate_parameters_1, scev_const_prop): Ditto.
20806 * cfghooks.c (make_forwarder_block): Ditto.
20807 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20808 * modulo-sched.c (loop_canon_p): Ditto.
20809 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20810 slpeel_can_duplicate_loop_p): Ditto.
20811 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20812 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20813 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20814 cancel_loop, verify_loop_structure): Ditto.
20815 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20816 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20817 superloops vector instead of "pred" array.
20818 (establish_preds): Take father loop as an argument. Initialize the
20820 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20821 Do not initialize loop->outer.
20822 (flow_loop_tree_node_remove): Truncate the superloops vector.
20823 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20824 "pred" merged to "superloops" vector.
20825 (loop_depth, loop_outer): New.
20826 (fel_init): Use loop_outer.
20828 2007-05-11 Jan Hubicka <jh@suse.cz>
20830 * cgraphunit.c: Include gt-cgraphunit.h
20831 (static_ctors, static_dtors): New static vars.
20832 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20833 based on implementation in c-common.c
20834 (cgraph_finalize_function): Call record_cdtor_fn.
20835 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20836 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20837 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20838 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20839 build_cdtor, c_build_cdtor_fns): Remove.
20840 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20841 c_build_cdtor_fns): Remove prototype.
20843 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20846 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20847 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20848 * builtins.c (fold_builtin_memchr): New.
20849 (expand_builtin_memchr): Call the latter.
20850 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20851 * doc/extend.texi ([Other built-in functions provided by GCC]):
20854 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20856 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20857 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20858 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20859 PFPO_OP1_TYPE_SHIFT): Constants added.
20860 (DFP_ALL): Mode macro defined.
20861 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20862 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20863 Insn definitions added.
20864 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20865 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20868 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20870 PR tree-optimization/31885
20871 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20872 NULL_TREE to be undetermined.
20873 (automatically_generated_chrec_p): Return false for NULL.
20875 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20877 * config/bfin/bfin.h (MOVE_RATIO): Define.
20879 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20881 * config.gcc (sparc-wrs-vxworks): New target.
20882 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20883 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20884 * config/sparc/sparc.h: Include vxworks-dummy.h.
20885 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20886 include LABEL_REFs too.
20887 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20888 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20890 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20892 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20893 (sparc_emit_call_insn): New function.
20894 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20895 functions when generating VxWorks PIC.
20896 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20897 (call, call_value): Use sparc_emit_call_insn instead of
20900 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20902 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20904 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20906 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20907 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20908 split_double instead of operand_subword.
20910 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20912 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20913 * config/bfin/bfin.c (bfin_local_alignment): New function.
20914 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20916 2007-05-08 Chao-ying Fu <fu@mips.com>
20918 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20919 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20920 (smsub_widen_optab, umsub_widen_optab): Define.
20921 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20923 * genopinit.c (optabs): Fill in smsub_widen_optab and
20925 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20926 and umsub_widen_optab to implement multiply-subtract sequences.
20927 * config/mips/mips.md (*msac<u>_di): Rename to...
20928 (<u>msubsidi4): ...this. Extend condition to include
20929 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20930 of operand 0 to "ka" and use the three-operand form of msub<u>
20932 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20935 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20937 PR rtl-optimization/28011
20938 * reload.c (push_reload): Set dont_share if IN appears in OUT
20939 also when IN is a PLUS rtx.
20940 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20943 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20945 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20946 call unshare_all_decls.
20947 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20948 (unshare_all_decls): Remove.
20950 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20953 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20956 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20957 Nigel Stephens <nigel@mips.com>
20959 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20960 Update comments and all uses.
20961 (MIN_FPRS_PER_FMT): Define.
20962 * config/mips/mips.c (function_arg): Fix to correctly handle
20963 the -mips32r2 -mfp64 -mabi=32 case.
20964 (override_options): Enable use of odd-numbered registers for
20965 SFmode values on MIPS32.
20966 (mips_save_reg_p): Save whole floating-point register pair if
20967 either half is used.
20968 (compute_frame_size): Fix comment.
20970 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20972 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20973 argument of type bool.
20974 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20975 argument. Safely select temporary P register according to it.
20976 (do_link): Change call site of add_to_reg accordingly.
20977 (do_unlink): Add epilogue_p as a fourth argument and pass it
20979 (expand_interrupt_handler_epilogue): Change call of do_unlink
20981 (bfin_expand_prologue): Add a third argument sibcall_p.
20982 * config/bfin/bfin.md (epilogue): Change call of
20983 bfin_expand_epilogue accordingly.
20984 (sibcall_epilogue): Likewise.
20985 (eh_return_internal): Likewise.
20987 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20988 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20989 * config/bfin/bfin.c (bfin_handle_option): Handle
20990 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20991 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20992 Support bf534, bf536 and bf561.
20993 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20995 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20998 * config/i386/i386.c (ix86_function_regparm): Process local
20999 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21001 2007-05-07 Mike Stump <mrs@apple.com>
21003 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21004 also checks for and while statements in C++.
21006 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21008 * gcc.c (at_file_supplied): New variable.
21009 (main): Set it if we expanded argv.
21010 (do_spec_1): Pass an @-file to the linker if we were called with
21011 an @-file argument and HAVE_GNU_LD.
21012 * collect2.c (at_file_supplied): New variable.
21013 (response_file): New variable.
21014 (collect_exit): Unlink response_file if necessary.
21015 (handler): Likewise.
21016 (do_wait): Likewise.
21017 (main): Set at_file_supplied if we expanded argv.
21018 (collect_execute): Pass an @-file to subprocesses if we were called
21019 with an @-file argument.
21020 * configure.ac: Add define for HAVE_GNU_LD.
21021 * configure: Regenerate.
21022 * config.in: Regenerate.
21024 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21026 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21027 operand to HI mode.
21032 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21034 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21035 (TARGET_ENCODE_SECTION_INFO): Re-define.
21036 (m32c_encode_section_info): New
21037 (function_vector_handler): New
21038 (current_function_special_page_vector): New
21039 (m32c_special_page_vector_p): New.
21040 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21042 * config/m32c/jump.md: Added instruction JSRS for functions
21043 with attribute "function_vector".
21044 * doc/extend.texi (function_vector): Added description
21045 for M16C, M32C targets.
21047 2007-05-07 DJ Delorie <dj@redhat.com>
21050 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21051 ashrpsi3, lshrpsi3): Update shift count constraint.
21053 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21054 Nathan Froyd <froydnj@codesourcery.com>
21057 * c-incpath.c (add_path): Strip trailing path separators.
21059 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21062 Free dominance info before purging EH edges.
21063 (eliminate_degenerate_phis): Likewise.
21064 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21066 2007-05-07 Jan Hubicka <jh@suse.cz>
21068 * gimplify.c (gimplify_expr): Do not crash when folding
21069 (void *)(int)&a + 4.
21071 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21074 * c-opts.c (lang_fortran): Make it non static.
21075 * c-common.h (lang_fortran): New prototype.
21076 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21077 -lang-fortran option was passed by the driver.
21079 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21081 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21082 of ASSERT_CHECKING. Tweak message.
21084 2007-05-06 Revital Eres <eres@il.ibm.com>
21087 * loop-unroll.c (insert_var_expansion_initialization):
21088 Initialize the expansions with -zero instead of +zero.
21090 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21092 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21093 into pic and non-pic versions. Mark r19 as used for
21094 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21095 for tgd_load, tld_load and tie_load .
21096 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21097 version of tgd_load, tld_load and tie_load depending on the
21100 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21101 Jakub Jelinek <jakub@redhat.com>
21103 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21104 (__do_global_dtors_aux): Use more paranoid loop to run
21105 destructors if HIDDEN_DTOR_LIST_END.
21106 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21108 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21110 * varasm.c (align_variable): Don't increase alignment for
21111 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21112 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21114 2007-05-04 Josh Conner <jconner@apple.com>
21116 * basic-block.h (cdi_direction): Assign values to all enumeration
21118 (dom_computed): Remove.
21119 (dom_info_state): New.
21120 (set_dom_info_availability): New.
21121 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21122 walk_data.dom_direction.
21123 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21124 instead of dom_computed[].
21125 (split_edge): Likewise.
21126 (create_basic_block): Likewise.
21127 (merge_blocks): Likewise.
21128 * ifcvt.c (find_if_header): Likewise.
21129 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21130 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21131 * tree-ssa.c (verify_ssa): Likewise.
21132 * tree-cfg.c (tree_verify_flow_info): Likewise.
21133 (remove_edge_and_dominated_blocks): Likewise.
21134 * dominance.c (dom_computed): Make static.
21135 (calc_dfs_tree_nonrec): Change third param to a bool.
21136 (calc_dfs_tree): Change second param to a bool.
21137 (calc_idioms): Change second param to a bool. Use
21138 dom_convert_dir_to_idx.
21139 (init_dom_info): Validate dir before using.
21140 (dom_convert_dir_to_idx): New.
21141 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21142 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21143 (free_dominance_info): Use dom_convert_dir_to_idx.
21144 (get_immediate_dominator): Likewise.
21145 (set_immediate_dominator): Likewise.
21146 (get_dominated_by): Likewise.
21147 (redirect_immediate_dominators): Likewise.
21148 (nearest_common_denominator): Likewise.
21149 (dominated_by_p): Likewise.
21150 (bb_dom_dfs_in): Likewise.
21151 (bb_dom_dfs_out): Likewise.
21152 (recount_dominator): Likewise.
21153 (iterate_fix_dominators): Likewise.
21154 (add_to_dominance_info): Likewise.
21155 (delete_from_dominance_info): Likewise.
21156 (first_dom_son): Likewise.
21157 (next_dom_son): Likewise.
21158 (dom_info_available_p): Likewise.
21159 (dom_info_state): New.
21160 (set_dom_info_availability): New.
21162 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21164 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21166 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21168 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21170 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21171 (subdi3, subdi_carry): Delete.
21173 2007-05-04 Jan Hubicka <jh@suse.cz>
21174 Richard Guenther <rguenther@suse.de>
21176 * opts.c (decode_options): Do not fiddle with inlining
21177 parameters in case of optimizing for size.
21178 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21179 for size do nothing.
21180 (cgraph_decide_inlining_of_small_function): When optimizing for
21181 size never inline functions increasing caller size.
21182 (cgraph_early_inlining): Inline for size when optimizing for size.
21184 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21186 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21187 logical operations piecewise.
21188 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21189 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21190 subdi_sesidi_di): Delete.
21191 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21192 the generated sequence. Allow three-reg add in constraints. Rewrite
21193 the rtl expression for carry to avoid zero_extend of a constant.
21194 (sub_with_carry): New pattern.
21195 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21196 different sequence not involving jumps.
21197 (notbi): Now a named pattern.
21199 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21201 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21202 Add the note about a significant loss of accuracy of some
21203 mathematical routines when these options are used.
21205 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21207 * haifa-sched.c (rtx_vec_t): New typedef.
21208 (contributes_to_priority_p): Extract piece of priority () into new
21210 (priority): Use the function. Add assertion.
21211 (rank_for_schedule, set_priorities): Add assertion to check that
21212 insn's priority is initialized.
21213 (clear_priorities, calc_priorities): Change signature. Make it update
21214 all relevant insns. Update all callers ('add_to_speculative_block ()'
21215 and 'create_block_check_twin ()').
21216 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21217 Add new field 'priority_status'.
21218 (INSN_PRIORITY_STATUS): New macro.
21219 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21221 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21223 * sched-ebb.c (debug_ebb_dependencies): New static function.
21224 (init_ready_list): Use it.
21226 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21227 with changed signature and 'debug_rgn_dependencies ()'.
21228 (debug_rgn_dependencies): New static function.
21229 (init_ready_list): Use it.
21231 * sched-int.h (debug_dependencies): Declare.
21233 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21235 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21237 2007-05-04 Dirk Mueller <dmueller@suse.de>
21239 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21241 2007-05-03 Jan Hubicka <jh@suse.cz>
21243 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21244 ((T1)X op (T1)Y), for pointer type in more cases than before.
21246 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21248 * tree-object-size.c (plus_expr_object_size): When operand size is
21249 unknown, return unknown.
21251 2007-05-03 Dirk Mueller <dmueller@suse.de>
21253 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21255 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21258 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21260 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21262 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21264 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21266 * config/soft-fp/double.h, config/soft-fp/extended.h,
21267 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21268 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21269 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21270 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21273 2007-05-03 Ian Lance Taylor <iant@google.com>
21275 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21276 MASK_PPC_GFXOPT for 8540 or 8548.
21278 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21280 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21281 vect_print_dump_info() to output debug information.
21283 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21286 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21287 operands of size 2 when operand is not MEM_P.
21289 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21291 PR tree-optimization/30565
21292 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21294 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21296 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21297 (umulsi3_highpart): Use them.
21298 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21299 for final accumulator to D regisster tranfser.
21301 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21303 PR tree-optimization/31699
21304 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21306 (vect_enhance_data_refs_alignment): Compute peel amount using
21307 TYPE_VECTOR_SUBPARTS instead of vf.
21308 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21310 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21313 * system.h: Remove inclusion of double-int.h
21314 * tree.h: Include double-int.h
21315 * gengtype.c: Likewise
21316 * cfgloop.h: Likewise
21317 * Makefile.in: Adjust dependencies on double-int.h
21319 2007-05-02 Eric Christopher <echristo@apple.com>
21321 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21322 -shared to -Zdynamiclib.
21324 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21327 * c-common.c (strip_pointer_or_array_types): New function.
21328 * c-common.h (strip_pointer_or_array_types): New function declaration.
21330 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21332 PR tree-optimization/31771
21333 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21335 2007-05-02 Paul Brook <paul@codesourcery.com>
21337 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21339 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21341 PR middle-end/29715
21342 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21345 2007-05-02 Nick Clifton <nickc@redhat.com>
21347 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21349 2007-05-02 Richard Guenther <rguenther@suse.de>
21351 PR tree-optimization/31146
21352 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21353 argument, single_use_p. If we have a single use that is
21354 a conversion to the definition rhs type, propagate that rhs.
21355 (forward_propagate_addr_expr): Pass single_use_p argument
21356 to forward_propagate_addr_expr_1.
21358 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21360 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21363 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21365 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21366 'AMD Family 10 core'.
21368 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21370 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21371 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21372 with SSE3 instruction set support.
21373 * doc/invoke.texi: Likewise.
21375 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21377 * config/i386/i386.c (override_options): Tuning 32-byte loop
21378 alignment for amdfam10 architecture. Increasing the max loop
21379 alignment to 24 bytes.
21381 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21383 * config/m68k/constraints.md: New.
21384 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21385 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21386 EXTRA_CONSTRAINT): Remove.
21387 * config/m68k/m68k.md: Include constraints.md.
21388 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21390 2007-05-01 Ian Lance Taylor <iant@google.com>
21392 PR tree-optimization/31739
21393 * tree-vrp.c (vrp_val_is_max): New static function.
21394 (vrp_val_is_min): New static function.
21395 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21397 (set_value_range): Use vrp_val_is_{max,min}.
21398 (extract_range_from_assert): Likewise.
21399 (extract_range_from_binary_expr): Likewise.
21400 (extract_range_from_unary_expr): Likewise.
21401 (dump_value_range, vrp_meet): Likewise.
21402 (vrp_visit_phi_node): Likewise.
21403 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21405 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21407 * config/i386/gmon-sol2.c (size_t): New type.
21408 (intptr_t): Likewise.
21409 (s_textsize): Declare as size_t.
21411 (monstartup): Use size_t for sizes.
21412 (_mcount): Save and restore registers.
21413 (internal_mcount): Pass 0 as the first argument to monstartup
21415 (moncontrol): Convert pointer to appropriately sized integer
21416 before passing to profil.
21418 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21420 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21421 __NO_FPRS__, not just if _SOFT_DOUBLE.
21422 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21423 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21424 also for E500 double.
21425 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21426 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21429 2007-05-01 Richard Guenther <rguenther@suse.de>
21431 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21434 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21436 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21438 2007-05-01 Jan Hubicka <jh@suse.cz>
21440 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21443 2007-05-01 Jan Hubicka <jh@suse.cz>
21445 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21446 (maybe_fold_offset_to_reference): Declare.
21447 * fold-const.c (fold_unary): Do not fold
21448 (type *)&A into &A->field_of_type_and_offset_0
21449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21450 size is unknown, give up.
21451 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21453 (maybe_fold_offset_to_reference): New.
21454 (maybe_fold_stmt_indirect): Use it.
21455 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21456 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21458 (gimplify_expr): Likewise for plus_expr.
21460 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21462 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21463 bsi_after_labels. Always insert statements before bsi.
21464 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21465 * predict.c (apply_return_prediction): Check for empty blocks.
21466 * cfgexpand.c (lab_rtx_for_bb): New variable.
21467 (label_rtx_for_bb): Do not create new tree labels.
21468 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21469 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21470 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21472 (label_for_bb): Add field used.
21473 (update_eh_label, main_block_label): Mark the label used.
21474 (cleanup_dead_labels): Remove unused labels.
21476 2007-05-01 Richard Guenther <rguenther@suse.de>
21478 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21479 if it is not about to be set.
21480 (get_value_range): Do not pre-allocate equiv bitmap.
21481 (update_value_range): No need to clear equiv field.
21482 (add_equivalence): Change prototype to get bitmap pointer.
21483 Allocate bitmap here if it is not already.
21484 (extract_range_from_assert): Do not allocate bitmap here.
21485 Update callers to add_equivalence.
21486 (extract_range_from_ssa_name): Likewise.
21487 (get_vr_for_comparison): New static helper.
21488 (compare_name_with_value): Handle NULL equiv bitmap by
21489 peeling the first iteration of the comparison loop.
21490 Use get_vr_for_comparison.
21491 (compare_names): Handle NULL equiv bitmaps by using fake
21492 ones. Use get_vr_for_comparison.
21494 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21496 * double-int.c (mpz_set_double_int): Moved from
21497 tree-ssa-loop-niter.c.
21498 (mpz_get_double_int): Likewise; also, add option to wrap
21499 out-of-range integers.
21500 * double-int.h: New prototypes for above.
21501 * tree.c (get_static_type_bounds): Moved from
21502 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21503 TYPE_MAX_VALUE if they exist..
21504 * tree.h: New prototype for above.
21505 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21506 get_type_bounds calls.
21507 (mpz_set_double_int): Move to double-int.c.
21508 (get_type_bounds): Move to tree.c, rename to
21509 get_static_type_bounds.
21510 (mpz_to_double_int): Move to double-int.c, rename to
21511 mpz_get_double_int.
21513 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21515 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21516 DIV0 exception can fall through to a normal return.
21518 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21520 PR middle-end/22156
21521 Temporarily revert:
21522 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21523 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21524 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21525 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21526 initialize align to silence bogus warning.
21527 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21528 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21530 (struct sra_walk_fns): Remove use_all parameter from use.
21531 (sra_hash_tree): Handle BIT_FIELD_REFs.
21532 (sra_elt_hash): Don't hash bitfld blocks.
21533 (sra_elt_eq): Skip them in parent compares as well. Handle
21535 (sra_walk_expr): Don't maintain or pass down use_all_p.
21536 (scan_use): Remove use_all parameter.
21537 (scalarize_use): Likewise. Re-expand assignment to
21538 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21539 output, and re-scalarize after output. Don't mark anything
21541 (scalarize_ldst): Adjust.
21542 (scalarize_walk_gimple_modify_statement): Likewise.
21543 (build_element_name_1): Handle BIT_FIELD_REFs.
21544 (instantiate_element): Don't warn for any element whose parent
21545 is used as a whole.
21546 (instantiate_missing_elements_1): Return the sra_elt.
21547 (canon_type_for_field): New.
21548 (try_instantiate_multiple_fields): New.
21549 (instantiate_missing_elemnts): Use them.
21550 (mark_no_warning): Removed.
21551 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21552 (REPLDUP, sra_build_elt_assignment): New.
21553 (generate_copy_inout): Use them.
21554 (generate_element_copy): Likewise. Handle bitfld differences.
21555 (generate_element_zero): Don't recurse for blocks. Use
21556 sra_build_elt_assignment.
21557 (generate_one_element_int): Take elt instead of var. Use
21558 sra_build_elt_assignment.
21559 (generate_element_init_1): Adjust.
21560 (scalarize_use, scalarize_copy): Use REPLDUP.
21561 (scalarize_ldst): Move assert before dereference.
21562 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21564 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21567 * tree.c (reconstruct_complex_type): Reconstruct a reference
21569 Also use the same mode for the pointer as the old pointer type.
21571 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21573 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21576 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21578 PR rtl-optimization/31676
21579 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21580 (df_refs_record): Call it.
21582 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21584 * rtl.def (SS_ABS): New code.
21585 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21586 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21587 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21588 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21589 (bfin_init_builtins): Define them.
21590 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21591 (bfin_expand_builtin): ... and handle the others here.
21592 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21593 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21594 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21595 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21596 operand is only HImode.
21598 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21600 * regclass.c (scan_one_insn): Remove splitting of
21603 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21604 Nigel Stephens <nigel@mips.com>
21606 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21608 2007-04-28 Jan Hubicka <jh@suse.cz>
21610 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21611 insn_locators_alloc instead of insn_locators_initialize;
21612 call reset_block_changes.
21613 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21614 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21615 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21616 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21617 * config/score/score.c (th_output_mi_thunk): Likewise.
21618 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21619 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21620 tolerate uninitialized locator info.
21623 * function.c (init_function_start): Don't init line number info.
21624 (expand_function_end): Update.
21625 (reset_block_changes, record_block_change, finalize_block_changes,
21626 check_block_change, free_block_changes): Kill.
21627 * function.h (reset_block_changes, record_block_change,
21628 finalize_block_changes, check_block_change, free_block_changes):
21630 (struct function): Remove ib_boundaries_block.
21631 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21632 Use curr_insn_locator to initialize locator.
21633 (emit_line_note): Remove.
21634 * cfgexpand.c (expand_gimple_cond_expr): Update.
21635 (construct_exit_block): Likewise.
21636 (tree_expand_cfg): Initialize/finalize locators.
21637 * expr.c (expand_expr_real): Update.
21638 * cfglayout.c (line_locators_locs, line_locators_lines,
21639 file_locators_locs, file_locators_files): Remove.
21640 (set_block_levels): Move to cfgexpand.c.
21641 (insn_locators_initialize): Remove.
21642 (pass_insn_locators_initialize): Remove.
21643 (locations_locators_locs, locations_locators_vals): New static vars.
21644 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21646 (insn_locators_alloc, insn_locators_finalize,
21647 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21649 (locator_location): New.
21650 (locator_line, locator_file): Rewrite.
21651 * rtl.h (emit_line_note): Kill.
21652 (insn_locators_alloc, insn_locators_finalize,
21653 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21655 * tree-inline.c (initialize_cfun): Do not initialize
21656 ib_boundaries_block.
21657 * passes.c (pass_insn_locators_initialize): Remove.
21659 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21661 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21662 info. Update last_basic_block correctly.
21664 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21667 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21668 register itself to hold the offset constant. Tell flow the use
21669 of r4 and r5 when they are used.
21671 2007-04-27 Richard Guenther <rguenther@suse.de>
21673 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21674 if we simplified anything.
21675 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21676 warnings until we did a simplification and the stmt was not
21677 marked as TREE_NO_WARNING.
21679 2007-04-27 Mike Stump <mrs@apple.com>
21681 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21683 2007-04-27 Ian Lance Taylor <iant@google.com>
21685 PR middle-end/31710
21686 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21687 TYPE_MAX_VALUE exist, convert them to the new type.
21689 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21691 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21692 if it claims to be available.
21693 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21694 edge is redirected.
21695 (perform_tree_ssa_dce): Always free postdominators.
21697 2007-04-27 Richard Henderson <rth@redhat.com>
21699 * config/alpha/predicates.md (aligned_memory_operand): Mark
21700 as define_special_predicate.
21701 (unaligned_memory_operand, normal_memory_operand): Likewise.
21702 (reg_or_unaligned_mem_operand): Remove.
21703 (any_memory_operand): Match the documentation and check for
21704 non-renumbered pseudos during reload.
21705 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21706 alpha_secondary_reload_class, update to new interface, make static.
21707 Handle CQImode like HImode. Remove FP subreg check.
21708 (alpha_expand_mov): Use replace_equiv_address.
21709 (alpha_expand_mov_nobwx): Use any_memory_operand.
21710 (TARGET_SECONDARY_RELOAD): New.
21711 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21712 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21713 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21714 * config/alpha/alpha.md: ... here.
21715 (RELOAD12, reloadmode): New.
21717 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21718 Don't handle the aligned case here.
21719 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21720 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21721 reload_inhi_help. Don't expect a scratch register.
21722 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21724 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21726 2007-04-27 Richard Guenther <rguenther@suse.de>
21728 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21730 2007-04-27 Richard Guenther <rguenther@suse.de>
21732 PR tree-optimization/30965
21733 PR tree-optimization/30978
21734 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21735 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21736 (find_equivalent_equality_comparison): Likewise.
21737 (simplify_cond): Likewise.
21738 (get_prop_source_stmt): New helper.
21739 (get_prop_dest_stmt): Likewise.
21740 (can_propagate_from): Likewise.
21741 (remove_prop_source_from_use): Likewise.
21742 (combine_cond_expr_cond): Likewise.
21743 (forward_propagate_comparison): New function.
21744 (forward_propagate_into_cond): Rewrite to use fold for
21746 (tree_ssa_forward_propagate_single_use_vars): Call
21747 forward_propagate_comparison to propagate comparisons.
21749 2007-04-27 Richard Guenther <rguenther@suse.de>
21751 PR tree-optimization/31715
21752 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21753 sure to do computation on the offset in an appropriate
21756 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21758 * reload.h (elimination_target_reg_p): Declare.
21759 * reload.c (find_reloads): Don't apply the reg_rtx move
21760 optimization if the SET_DEST satisfies elimination_target_reg_p.
21761 * reload1.c (elimination_target_reg_p): New function.
21762 (gen_reload): In the move/add2 fallback, make sure that op0
21763 does not overlap the destination register.
21765 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21767 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21768 transform only GIMPLE_MODIFY_STMTs.
21769 * tree-complex.c (expand_complex_operations_1): Ditto.
21770 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21771 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21772 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21774 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21775 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21776 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21777 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21778 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21779 slpeel_add_loop_guard): Ditto.
21780 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21781 * lambda-code.c (perfect_nestify): Ditto.
21782 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21783 before the first statement.
21784 * tree-optimize.c (execute_free_datastructures): Fix comments.
21785 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21786 * tree-flow.h (disband_implicit_edges): Declaration removed.
21787 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21789 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21790 COND_EXPRs without gotos.
21791 (disband_implicit_edges, has_label_p): Removed.
21792 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21793 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21795 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21797 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21798 also for COND_EXPRs.
21799 * cfgexpand.c (label_rtx_for_bb): New function.
21800 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21801 Use label_rtx_for_bb to find the labels.
21802 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21803 last block. Detect fallthru edges.
21805 2007-04-26 Ian Lance Taylor <iant@google.com>
21808 * reload.c (find_reloads_subreg_address): If the address was valid
21809 in the original mode but not in the new mode, reload the whole
21812 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21814 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21815 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21816 (cleanup_control_expr_graph): Do not invalidate dominance info.
21817 Record altered blocks.
21818 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21819 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21820 cleanup_tree_cfg_bb): New functions.
21821 (remove_forwarder_block): Do not maintain the worklist of blocks.
21822 Record altered blocks.
21823 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21824 not over whole cfg.
21825 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21826 delete_unreachable_blocks if dominators are not available.
21827 * tree-inline.c (optimize_inline_calls): Free dominance information
21829 * tree-flow.h (remove_edge_and_dominated_blocks,
21830 cfgcleanup_altered_bbs): Altered.
21831 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21833 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21835 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21836 do not invalidate dominators.
21838 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21840 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21841 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21842 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21843 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21845 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21847 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21849 2007-04-26 Richard Guenther <rguenther@suse.de>
21851 PR tree-optimization/31703
21852 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21853 the right type for the target of the bittest.
21855 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21857 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21858 ix86_sol10_return_in_memory.
21860 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21862 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21865 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21868 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21870 PR tree-optimization/30558
21871 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21872 clear this_state.prev_try.
21874 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21875 Mark Mitchell <mark@codesourcery.com>
21877 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21878 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21879 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21881 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21884 * doc/invoke.texi (%:print-asm-header): Document.
21885 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21887 (static_spec_functions): Add print-asm-header.
21888 (main): Print a banner before the --target-help linker options.
21889 (print_asm_header_spec_function): New function.
21891 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21894 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21895 (movsf_ie): Likewise.
21897 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21899 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21901 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21903 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21904 exception for divide-by-zero.
21905 (__umodsi3, __modsi3): Likewise.
21907 2007-04-25 Dirk Mueller <dmueller@suse.de>
21909 * c-typeck.c (build_compound_expr): Annotate warning()
21910 call with OPT_Wunused_value.
21911 * tree-ssa.c (warn_uninit): Annotate warning with
21913 * c-common.c (handle_sentinel_attribute): Annotate warning
21914 call with OPT_Wattributes.
21916 2007-04-25 Thiemo Seufer <ths@mips.com>
21918 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21919 (mips16): Fix typo.
21920 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21921 on to the assembler. Improve handling of -mno-mips16. Add handling
21922 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21923 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21924 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21925 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21927 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21930 * config/i386/winnt.c (i386_pe_file_end): Strip only
21931 USER_LABEL_PREFIX when writing export name.
21933 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21935 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21936 sh/elf.h, vx-common.h and vxworks.h.
21937 * config/sh/sh.h: Include config/vxworks-dummy.h.
21938 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21939 (OVERRIDE_OPTIONS): Use it.
21940 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21941 (vxworks_picreg): New pattern.
21942 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21943 VXWORKS_OS_CPP_BUILTINS.
21944 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21945 to their VXWORKS_* equivalents.
21946 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21947 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21948 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21949 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21950 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21951 -mrtp/-fPIC multilibs.
21952 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21953 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21954 (MULTILIB_OSDIRNAMES): Delete.
21956 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21959 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21961 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21963 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21964 rounding mode to be specified by the caller.
21965 (real_to_mpfr) Likewise.
21966 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21967 include new arguments.
21968 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21970 2007-04-24 Ian Lance Taylor <iant@google.com>
21972 PR tree-optimization/31605
21973 * tree-vrp.c (set_value_range): Check that min and max are not
21974 both overflow infinities.
21975 (set_value_range_to_value): New static function.
21976 (extract_range_from_binary_expr): Call set_value_range_to_value.
21977 (extract_range_from_cond_expr): Likewise.
21978 (extract_range_from_expr): Likewise.
21979 (extract_range_from_unary_expr): Likewise. Don't create a range
21980 which overflows on both sides.
21981 (vrp_meet): Check for a useless range.
21982 (vrp_visit_phi_node): If we see a constant which looks like an
21983 overflow infinity, turn off the TREE_OVERFLOW flag.
21985 2007-04-24 Ian Lance Taylor <iant@google.com>
21987 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21989 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21991 PR diagnostic/25923
21992 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21993 diagnostic message is being built.
21994 * tree-pretty-print.c (dump_generic_node): Only write the
21995 formatted text into BUFFER's stream if we are not building a
21996 diagnostic message.
21997 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21999 * Makefile.in (toplev.o): Depend on tree-pass.h.
22001 2007-04-24 Ian Lance Taylor <iant@google.com>
22003 PR tree-optimization/31602
22004 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22005 conditionals in the copied loop header.
22006 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22007 warnings if TREE_NO_WARNING is set.
22008 * doc/invoke.texi (Warning Options): Clarify that
22009 -Wstrict-overflow does not warn about loops.
22011 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22013 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22014 expand on the comment about _Decimal128 arguments and check the
22015 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22016 that _Decimal128 argument uses even/odd register pair.
22017 (function_arg): Ditto.
22019 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22021 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22022 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22024 2007-04-24 Richard Guenther <rguenther@suse.de>
22025 Olga Golovanevsky <olga@il.ibm.com>
22027 * fold-const.c (multiple_of_p): Check for bottom
22030 2007-04-24 Richard Henderson <rth@redhat.com>
22032 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22033 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22034 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22035 looking for non-zero bits shifted out. Avoid a recursive call
22036 when constructing the scalar.
22037 (__floatundisf): Likewise.
22039 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22041 * dwarf2out.c (field_byte_offset): Move the existing logic
22042 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22043 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22045 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22048 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22049 length argument of 0 for memset.
22050 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22051 unsigned shift instead of the signed variant.
22053 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22055 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22056 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22057 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22058 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22059 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22060 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22061 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22062 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22063 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22064 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22065 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22066 "mul<mode>3", "div<mode>3"): Insn definitions added.
22067 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22068 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22069 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22070 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22071 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22072 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22073 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22074 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22075 TARGET_FLOAT_FORMAT): Macro definitions removed.
22076 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22077 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22078 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22079 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22080 (s390_gen_rtx_const_DI): Function removed.
22081 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22083 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22085 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22086 over an external ffs function.
22088 2007-04-24 Chao-ying Fu <fu@mips.com>
22089 Richard Sandiford <richard@nildram.co.uk>
22091 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22092 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22093 (smadd_widen_optab, umadd_widen_optab): Define.
22094 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22096 * genopinit.c (optabs): Fill in smadd_widen_optab and
22098 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22099 and umadd_widen_optab to implement multiply-add sequences.
22100 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22101 (<u>maddsidi4): ...this. Extend condition to include
22102 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22103 of operand 0 to "ka" and use the three-operand form of madd<u>
22105 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22107 * config/mips/constraints.md (ka): New register constraint.
22109 2007-04-24 Jan Hubicka <j@suse.cz>
22113 2007-04-23 Jan Hubicka <jh@suse.cz>
22114 * function.c (init_function_start): Don't init line number info.
22115 (expand_function_end): Update.
22116 (reset_block_changes, record_block_change, finalize_block_changes,
22117 check_block_change, free_block_changes): Kill.
22118 * function.h (reset_block_changes, record_block_change,
22119 finalize_block_changes, check_block_change, free_block_changes):
22121 (struct function): Remove ib_boundaries_block.
22122 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22123 Use curr_insn_locator to initialize locator.
22124 (emit_line_note): Remove.
22125 * cfgexpand.c (expand_gimple_cond_expr): Update.
22126 (construct_exit_block): Likewise.
22127 (tree_expand_cfg): Initialize/finalize locators.
22128 * expr.c (expand_expr_real): Update.
22129 * cfglayout.c (line_locators_locs, line_locators_lines,
22130 file_locators_locs, file_locators_files): Remove.
22131 (set_block_levels): Move to cfgexpand.c.
22132 (insn_locators_initialize): Remove.
22133 (pass_insn_locators_initialize): Remove.
22134 (locations_locators_locs, locations_locators_vals): New static vars.
22135 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22137 (insn_locators_alloc, insn_locators_finalize,
22138 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22140 (locator_location): New.
22141 (locator_line, locator_file): Rewrite.
22142 * rtl.h (emit_line_note): Kill.
22143 (insn_locators_alloc, insn_locators_finalize,
22144 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22146 * tree-inline.c (initialize_cfun): Do not initialize
22147 ib_boundaries_block.
22148 * passes.c (pass_insn_locators_initialize): Remove.
22150 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22152 * doc/invoke.texi: Removed leading '-' from option index entries.
22154 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22156 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22158 (create_phi_node): Use set_phi_nodes.
22159 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22160 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22161 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22162 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22163 (bsi_start, bsi_last): Use bb_stmt_list.
22164 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22165 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22166 Traverse the statements using tsi iterator.
22167 * basic-block.h (struct basic_block_def): Fields stmt_list
22168 and phi_nodes moved to ...
22169 (struct tree_bb_info): ... new structure.
22170 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22171 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22172 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22173 (tree_verify_flow_info): Verify that il.tree is not set for
22174 entry and exit block.
22175 (tree_split_block): Use set_bb_stmt_list.
22177 2007-04-23 Mike Stump <mrs@apple.com>
22179 * config/i386/i386.c (ix86_tune_features
22180 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22183 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22185 * config/i386/i386.md (prefix_extra): New attribute.
22186 (length): Add prefix_extra.
22188 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22189 (sse2_movntv2di): Likewise.
22190 (sse2_cvtps2dq): Likewise.
22191 (sse2_cvtpd2pi): Likewise.
22192 (sse2_cvttpd2pi): Likewise.
22193 (*sse2_cvtpd2ps): Likewise.
22194 (*add<mode>3): Likewise.
22195 (sse2_ssadd<mode>3): Likewise.
22196 (sse2_usadd<mode>3): Likewise.
22197 (*sub<mode>3): Likewise.
22198 (sse2_sssub<mode>3): Likewise.
22199 (sse2_ussub<mode>3): Likewise.
22200 (*mulv8hi3): Likewise.
22201 (*smulv8hi3_highpart): Likewise.
22202 (*umulv8hi3_highpart): Likewise.
22203 (sse2_umulv2siv2di3): Likewise.
22204 (sse2_pmaddwd): Likewise.
22205 (ashr<mode>3): Likewise.
22206 (lshr<mode>3): Likewise.
22207 (ashl<mode>3): Likewise.
22208 (sse2_ashlti3): Likewise.
22209 (sse2_lshrti3): Likewise.
22210 (*umaxv16qi3): Likewise.
22211 (*smaxv8hi3): Likewise.
22212 (*uminv16qi3): Likewise.
22213 (*sminv8hi3): Likewise.
22214 (sse2_eq<mode>3): Likewise.
22215 (sse2_gt<mode>3): Likewise.
22216 (*and<mode>3): Likewise.
22217 (sse2_nand<mode>3): Likewise.
22218 (*ior<mode>3): Likewise.
22219 (*xor<mode>3): Likewise.
22220 (sse2_packsswb): Likewise.
22221 (sse2_packssdw): Likewise.
22222 (sse2_packuswb): Likewise.
22223 (sse2_punpckhbw): Likewise.
22224 (sse2_punpcklbw): Likewise.
22225 (sse2_punpckhwd): Likewise.
22226 (sse2_punpcklwd): Likewise.
22227 (sse2_punpckhdq): Likewise.
22228 (sse2_punpckldq): Likewise.
22229 (sse2_punpckhqdq): Likewise.
22230 (sse2_punpcklqdq): Likewise.
22231 (*sse2_pinsrw): Likewise.
22232 (*sse2_pextrw): Likewise.
22233 (sse2_pshufd_1): Likewise.
22234 (sse2_uavgv16qi3): Likewise.
22235 (sse2_uavgv8hi3): Likewise.
22236 (sse2_psadbw): Likewise.
22237 (sse2_pmovmskb): Likewise.
22238 (*sse2_maskmovdqu): Likewise.
22239 (*sse2_maskmovdqu_rex64): Likewise.
22240 (sse4a_extrqi): Likewise.
22241 (sse4a_extrq): Likewise.
22242 (sse3_lddqu): Set prefix_rep.
22243 (sse3_addsubv4sf3): Likewise.
22244 (sse3_haddv4sf3): Likewise.
22245 (sse3_hsubv4sf3): Likewise.
22246 (sse_cvtss2si): Likewise.
22247 (sse_cvtss2si_2): Likewise.
22248 (sse_cvtss2siq): Likewise.
22249 (sse_cvtss2siq_2): Likewise.
22250 (sse_cvttss2si): Likewise.
22251 (sse_cvttss2siq): Likewise.
22252 (sse2_cvttps2dq): Likewise.
22253 (sse3_movshdup): Likewise.
22254 (sse3_movsldup): Likewise.
22255 (sse2_cvtsd2si): Likewise.
22256 (sse2_cvtsd2si_2): Likewise.
22257 (sse2_cvtsd2siq): Likewise.
22258 (sse2_cvtsd2siq_2): Likewise.
22259 (sse2_cvttsd2si): Likewise.
22260 (sse2_cvttsd2siq): Likewise.
22261 (*sse2_cvtpd2dq): Likewise.
22262 (*sse2_cvttpd2dq): Likewise.
22263 (sse2_pshuflw_1): Likewise.
22264 (sse2_pshufhw_1): Likewise.
22265 (sse4a_insertqi): Likewise.
22266 (sse4a_insertq): Likewise.
22267 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22268 (ssse3_phadddv4si3): Likewise.
22269 (ssse3_phaddswv8hi3): Likewise.
22270 (ssse3_phsubwv8hi3): Likewise.
22271 (ssse3_phsubdv4si3): Likewise.
22272 (ssse3_phsubswv8hi3): Likewise.
22273 (ssse3_pmaddubswv8hi3): Likewise.
22274 (ssse3_pmulhrswv8hi3): Likewise.
22275 (ssse3_pshufbv16qi3): Likewise.
22276 (ssse3_psign<mode>3): Likewise.
22277 (ssse3_palignrti): Likewise.
22278 (abs<mode>2): Likewise.
22279 (ssse3_phaddwv4hi3): Set prefix_extra.
22280 (ssse3_phadddv2si3): Likewise.
22281 (ssse3_phaddswv4hi3): Likewise.
22282 (ssse3_phsubwv4hi3): Likewise.
22283 (ssse3_phsubdv2si3): Likewise.
22284 (ssse3_phsubswv4hi3): Likewise.
22285 (ssse3_pmaddubswv4hi3): Likewise.
22286 (ssse3_pmulhrswv4hi3): Likewise.
22287 (ssse3_pshufbv8qi3): Likewise.
22288 (ssse3_psign<mode>3): Likewise.
22289 (ssse3_palignrdi): Likewise.
22290 (abs<mode>2): Likewise.
22291 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22292 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22293 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22295 2007-04-23 Nick Clifton <nickc@redhat.com>
22297 * params.def: Fix formatting of emacs local variables.
22299 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22301 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22302 move if inter-unit move isn't allowed.
22303 Don't split moving the first element of V2DI to DI to inter-unit
22304 move if inter-unit move isn't allowed.
22306 2007-04-23 Richard Guenther <rguenther@suse.de>
22308 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22309 and CDI_POST_DOMINATORS separately.
22311 2007-04-23 Nick Clifton <nickc@redhat.com>
22313 * c.opt (Wformat-contains-nul): Add warning attribute.
22315 2007-04-23 Jan Hubicka <jh@suse.cz>
22317 * function.c (init_function_start): Don't init line number info.
22318 (expand_function_end): Update.
22319 (reset_block_changes, record_block_change, finalize_block_changes,
22320 check_block_change, free_block_changes): Kill.
22321 * function.h (reset_block_changes, record_block_change,
22322 finalize_block_changes, check_block_change, free_block_changes):
22324 (struct function): Remove ib_boundaries_block.
22325 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22326 Use curr_insn_locator to initialize locator.
22327 (emit_line_note): Remove.
22328 * cfgexpand.c (expand_gimple_cond_expr): Update.
22329 (construct_exit_block): Likewise.
22330 (tree_expand_cfg): Initialize/finalize locators.
22331 * expr.c (expand_expr_real): Update.
22332 * cfglayout.c (line_locators_locs, line_locators_lines,
22333 file_locators_locs, file_locators_files): Remove.
22334 (set_block_levels): Move to cfgexpand.c.
22335 (insn_locators_initialize): Remove.
22336 (pass_insn_locators_initialize): Remove.
22337 (locations_locators_locs, locations_locators_vals): New static vars.
22338 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22340 (insn_locators_alloc, insn_locators_finalize,
22341 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22343 (locator_location): New.
22344 (locator_line, locator_file): Rewrite.
22345 * rtl.h (emit_line_note): Kill.
22346 (insn_locators_alloc, insn_locators_finalize,
22347 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22349 * tree-inline.c (initialize_cfun): Do not initialize
22350 ib_boundaries_block.
22351 * passes.c (pass_insn_locators_initialize): Remove.
22353 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22355 PR middle-end/31448
22356 * expr.c (reduce_to_bit_field_precision): Handle
22359 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22361 PR tree-optimization/24659
22362 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22363 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22364 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22365 * genopinit.c (optabs): Rename vec_pack_mod_optab
22366 to vec_pack_trunc_optab.
22367 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22368 early for scalar floating point operands for NOP_EXPR.
22369 (vectorizable_type_promotion): Ditto.
22370 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22371 vec_pack_trunc_optab.
22372 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22374 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22375 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22376 Rename from VEC_PACK_MOD_EXPR.
22377 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22378 * expr.c (expand_expr_real_1): Ditto.
22379 * tree-inline.c (estimate_num_insns_1): Ditto.
22380 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22382 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22383 (vec_unpacks_lo_v4sf): Ditto.
22384 (vec_pack_trunc_v2df): Ditto.
22385 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22386 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22387 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22389 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22391 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22393 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22394 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22395 packing of floating point operands.
22396 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22397 represent unpacking of floating point operands.
22398 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22399 [vec_unpacks_hi]: Ditto.
22400 [vec_unpacks_lo]: Ditto.
22402 2007-04-22 Jan Hubicka <jh@suse.cz>
22404 * final.c (rest_of_handle_final): Call
22405 targetm.asm_out.constructor/targetm.asm_out.destructor
22406 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22407 proper priority via decl_*_priority_insert.
22408 * c-common.c (c_expand_body): Likewise.
22410 2007-04-22 Richard Guenther <rguenther@suse.de>
22412 PR tree-optimization/29789
22413 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22414 (rewrite_reciprocal): New helper split out from
22415 determine_invariantness_stmt.
22416 (rewrite_bittest): Likewise.
22417 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22418 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22421 2007-04-22 Revital Eres <eres@il.ibm.com>
22423 * loop-unroll.c (var_to_expand): New field to support also
22424 insns of the form x = something + x.
22425 (analyze_insn_to_expand_var): Use it.
22426 (expand_var_during_unrolling): Likewise.
22428 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22430 * predict.c: Include pointer-set.h.
22431 (bb_predictions): New variable.
22432 (tree_predicted_by_p, tree_predict_edge,
22433 remove_predictions_associated_with_edge): Use bb_predictions map
22434 instead of bb->predictions.
22435 (clear_bb_predictions, assert_is_empty): New functions.
22436 (combine_predictions_for_bb): Use bb_predictions map. Call
22437 clear_bb_predictions.
22438 (tree_estimate_probability): Create and free bb_predictions map.
22439 * Makefile.in (predict.o): Add pointer-set.h dependency.
22440 * basic-block.h (struct basic_block_def): Remove predictions
22442 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22444 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22447 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22450 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22452 * timevar.c (timevar_print): Change reference of --disable-checking to
22453 --enable-checking=release. Also warn if assert checking is disabled.
22455 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22458 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22459 decl as addressable if the compound literal was marked as
22461 Mark the decl as a gimple register if it is a complex or
22462 vector decl and does not live in memory.
22464 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22466 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22467 (GENERIC_NEXT): New function macro.
22468 (PHI_CHAIN): Use phi_node's new chain variable.
22469 (tree_phi_node): Change tree_common to tree_base
22470 and add the chain field.
22471 * tree-phinodes.c (make_phi_node): Don't set
22472 TREE_TYPE on the new node.
22473 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22474 instead of checking GIMPLE_TUPLE_P in chain_next.
22475 * tree-vect-transform.c
22476 (get_initial_def_for_induction): Look at
22477 PHI_RESULT_TREE for the type of the phi node.
22478 (update_vuses_to_preheader): Use PHI_CHAIN
22479 instead of TREE_CHAIN on the phi node.
22480 * tree-ssa-structalias.c (compute_points_to_sets):
22482 (ipa_pta_execute): Likewise.
22484 2007-04-21 Richard Guenther <rguenther@suse.de>
22486 PR middle-end/31136
22487 * fold-const.c (fold_unary): Call fold_convert_const on the
22490 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22492 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22493 (store_killed_in_pat): New.
22495 2007-04-20 Richard Henderson <rth@redhat.com>
22498 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22499 TREE_LIST with a void_type_node value, not void_list_node exactly.
22501 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22503 * doc/standards.texi: Re-arrange into language-specific
22504 subsections. Add a C++ section, documenting which standards we
22507 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22509 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22510 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22512 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22514 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22515 ecrti.o and crtbegin.o.
22516 (LIB_DEFAULT_SPEC): Include -lc.
22517 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22519 2007-04-20 Richard Henderson <rth@redhat.com>
22522 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22523 argument; update all callers.
22524 (get_unaligned_offset): New.
22525 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22526 get_unaligned_address, just pass on the address directly.
22527 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22528 the subreg in the helper patterns.
22529 (unaligned_extendqidi_le): Use get_unaligned_offset.
22530 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22531 (unaligned_extendhidi_be): Likewise.
22532 (unaligned_extendhidi): Tidy.
22533 * config/alpha/alpha-protos.h: Update.
22535 2007-04-20 Richard Henderson <rth@redhat.com>
22537 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22538 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22539 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22540 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22541 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22542 (CPP_SPEC): Don't include %(cpp_subtarget).
22543 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22544 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22545 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22547 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22549 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22550 for __builtin_ia32_cmpordss.
22552 PR tree-optimization/31632
22553 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22554 and arg1 for optimizations of comparison against min/max values.
22555 Fold arg0 to arg1's type for optimizations of comparison against
22556 min+1 and max-1 values.
22558 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22560 * reload.c (combine_reloads): When trying to use a dying register,
22561 check whether it's uninitialized and don't use if so.
22563 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22565 * fold-const.c: Remove prototypes for native_encode_expr and
22566 native_interpret_expr.
22567 (native_encode_expr): Make non-static.
22568 (native_interpret_expr): Likewise.
22569 * tree.h: Add prototypes for the above.
22571 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22573 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22574 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22575 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22576 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22577 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22578 Add length attributes.
22580 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22582 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22585 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22586 __STDC_WANT_DEC_FP__.
22588 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22590 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22591 for long double compatibility.
22592 * configure: Regenerate.
22594 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22596 PR rtl-optimization/29841
22597 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22599 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22600 that may cause control flow transfer from being moved.
22602 2007-04-18 Jan Hubicka <jh@suse.cz>
22604 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22607 2007-04-18 Eric Christopher <echristo@apple.com>
22609 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22610 only. Update operands.
22611 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22612 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22613 link register to pic register.
22615 2007-04-18 Dirk Mueller <dmueller@suse.de>
22617 PR diagnostic/31227
22618 * tree-vrp.c (search_for_addr_array): New.
22619 (check_array_bounds): Suppress warning about
22620 address taken of array refs if its not de-referenced.
22622 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22624 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22625 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22627 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22628 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22629 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22631 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22633 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22635 (vect_analyze_scalar_cycles): Fix indentation.
22636 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22637 (vect_mark_relevant): Include phis in relevance analysis.
22639 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22641 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22643 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22644 output_operand_lossage().
22646 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22648 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22649 the unused code for reduction without adjust-in-epilog to simplify the
22652 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22654 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22655 (S390_TDC_NEGATIVE_ZERO): New constant.
22656 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22657 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22658 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22659 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22660 (S390_TDC_POSITIVE_INFINITY): New constant.
22661 (S390_TDC_NEGATIVE_INFINITY): New constant.
22662 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22663 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22664 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22665 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22666 (S390_TDC_INFINITY): New constant.
22667 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22668 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22669 optimization for UNSPEC_CCZ_TO_INT.
22670 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22671 ("*ccz_to_int"): New insn.
22672 ("isinf<mode>2"): New insn.
22673 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22674 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22675 (UNSPEC_CCZ_TO_INT): New constant.
22677 2007-04-18 Richard Guenther <rguenther@suse.de>
22679 PR tree-optimization/19431
22680 PR tree-optimization/21463
22681 * tree-pass.h (pass_phiprop): Declare.
22682 * passes.c (init_optimization_passes): New phiprop pass.
22683 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22684 (phivn_valid_p): New helper function.
22685 (phiprop_insert_phi): Likewise.
22686 (propagate_with_phi): Likewise.
22687 (tree_ssa_phiprop): New propagator propagating loads
22688 through phi nodes if profitable.
22690 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22692 * tree-vect-analyze.c (process_use): New function.
22693 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22694 Check phis in all bbs.
22695 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22698 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22700 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22703 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22706 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22709 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22711 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22713 (sse_vmmulv4sf3): Likewise.
22714 (sse2_vmaddv2df3): Likewise.
22715 (sse2_vmmulv2df3): Likewise.
22717 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22719 PR rtl-optimization/31360
22720 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22721 (target_reg_cost): New.
22722 (init_set_costs): Initialize target_reg_cost. Add comments
22723 regarding the rationale of the costs.
22724 (global_cost_for_size): Renamed to...
22725 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22726 of register pressure.
22727 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22728 estimate_reg_pressure_cost. Add number of ivs.
22729 (determine_set_costs): Dump target_reg_cost.
22730 * loop-invariant.c (gain_for_invariant): Use
22731 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22732 (best_gain_for_invariant, find_invariants_to_move): Remove
22734 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22735 (target_reg_cost): Declare.
22736 (global_cost_for_size): Declaration removed.
22737 (estimate_reg_pressure_cost): Declare.
22739 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22741 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22742 regnos into even/odd register pairs.
22743 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22744 TDmode similar to the other floating point modes.
22745 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22746 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22748 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22749 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22750 (movdd_hardfloat64): Use TARGET_MFPGPR.
22752 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22754 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22757 2005-01-05 Richard Henderson <rth@redhat.com>
22759 * reload1.c (do_input_reload): Restrict the optimization deleteing
22760 a previous output reload to RELOAD_FOR_INPUT.
22762 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22764 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22765 induc_vec_info_type.
22766 (vectorizable_induction): New function declaration.
22767 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22768 check if already vectorized. Find first place in BB where new stmts
22769 can be inserted. Takes only one argument.
22770 (vectorizable_induction): New function.
22771 (vect_transform_stmt): Add case for induc_vec_info_type to call
22772 vectorizable_induction.
22773 (vect_transform_loop): Consider phis for vectorization.
22774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22776 (analyze_operations): Call vectorizable_induction when analyzing phis.
22778 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22779 (vect_mark_relevant): Include phis in relevance analysis.
22780 (vect_mark_stmts_to_be_vectorize): Likewise.
22781 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22783 2007-04-16 Lawrence Crowl <crowl@google.com>
22785 * doc/invoke.texi (Debugging Options): Add documentation for the
22786 -femit-struct-debug options -femit-struct-debug-baseonly,
22787 -femit-struct-debug-reduced, and
22788 -femit-struct-debug-detailed[=...].
22790 * c-opts.c (c_common_handle_option): Add
22791 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22792 and OPT_femit_struct_debug_detailed_.
22793 * c.opt: Add specifications for
22794 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22795 and -femit-struct-debug-detailed[=...].
22796 * opts.c (set_struct_debug_option): Parse the
22797 -femit-struct-debug-... options.
22798 * opts.c (matches_main_base, main_input_basename,
22799 main_input_baselength, base_of_path, matches_main_base): Add
22800 variables and functions to compare header base name to compilation
22802 * opts.c (should_emit_struct_debug): Add to determine to emit a
22803 structure based on the option.
22804 (dump_struct_debug) Also disabled function to debug this
22806 * opts.c (handle_options): Save the base name of the
22809 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22810 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22811 This hook indicates if a type is generic. Set it by default
22812 to "never generic".
22813 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22814 to determine if a struct type is generic or not.
22815 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22816 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22817 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22818 with live C++ hook.
22820 * flags.h (enum debug_info_usage): Add an enumeration to describe
22821 a program's use of a structure type.
22822 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22823 to indicate the program's usage of the type. Filter structs based
22824 on the -femit-struct-debug-... specification.
22825 (gen_type_die): Split into two routines, gen_type_die and
22826 gen_type_die_with_usage. gen_type_die is now a wrapper
22827 that assumes direct usage.
22828 (gen_type_die_with_usage): Replace calls to gen_type_die
22829 with gen_type_die_with_usage adding the program usage of
22830 the referenced type.
22831 (dwarf2out_imported_module_or_decl): Suppress struct debug
22832 information using should_emit_struct_debug when appropriate.
22834 2007-04-16 Ian Lance Taylor <iant@google.com>
22836 PR tree-optimization/31522
22837 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22838 (vrp_initialize): Allocate vr_phi_edge_counts.
22839 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22840 executable edge. Drop test for all constants.
22841 (vrp_finalize): Free vrp_phi_edge_counts.
22843 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22844 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22846 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22847 predecessors at head rather than tail.
22849 2007-04-16 Matthias Klose <doko@debian.org>
22851 * config/alpha/linux.h (CPP_SPEC): Define.
22852 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22854 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22856 * function.h: Remove sequence_stack extern declaration.
22858 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22860 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22862 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22865 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22867 * config/avr/avr.c (avr_arch_types): Rearranging array.
22868 (enum avr_arch): Add.
22869 (avr_mcu_types): Use avr_arch enumeration constants instead of
22871 * config/avr/avr.h (LINK_SPEC): Simplify.
22873 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22875 * config/m68k/m68k.c (m68k_libcall_value,
22876 m68k_function_value): Use macros for register names more.
22878 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22880 (M68K_REGNAME): Use A6_REG.
22881 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22883 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22885 PR middle-end/28071
22886 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22887 'pending_read_list_length' and 'pending_write_list_length'. Update
22889 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22890 to handle two length counters instead of one. Update all uses.
22891 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22892 two length counters instead of one.
22893 * sched-rgn.c (propagate_deps): Update to handle two length counters
22896 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22899 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22900 copy of source, pass it to ix86_expand_vector_set and return
22903 2007-04-16 David Ung <davidu@mips.com>
22904 Joseph Myers <joseph@codesourcery.com>
22906 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22907 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22908 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22909 Add 74K processor information.
22910 * config/mips/mips.md: Include 74k.md.
22911 (cpu): Add 74kc,74kf,74kx.
22912 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22913 * config/mips/74k.md: New.
22914 * doc/invoke.texi (MIPS Options): Document 74K support.
22916 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22918 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22919 vectorizable_* functions.
22920 * tree-vect-transform.c (vectorizable_call): Add check for
22921 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22922 (vectorizable_store): likewise.
22923 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22925 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22926 (vectorizable_type_promotion, vectorizable_load): Likewise.
22927 (vectorizable_live_operation, vectorizable_condition): Likewise.
22928 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22930 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22932 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22934 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22935 register numbers more.
22936 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22937 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22938 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22939 FUNCTION_VALUE_REGNO_P): Likewise.
22940 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22941 STATIC_CHAIN_REGNUM): Likewise.
22942 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22943 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22944 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22945 * config/m68k/m68k.md (FP_REG): New.
22947 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22949 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22952 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22954 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22955 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22958 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22960 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22963 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22966 * c-decl.c (finish_decl): Grab the type of the decl after the call
22967 to store_init_value.
22969 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22971 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22973 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22976 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22977 dominators, post dominators and cleanup cfg before returning.
22979 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22981 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22982 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22984 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22986 * config.gcc: Recognize fido.
22987 * config/m68k/m68k-devices.def (fidoa): New.
22988 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22990 (FL_FIDOA, TARGET_FIDOA): New.
22991 * config/m68k/m68k.opt (mfidoa): New.
22993 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22995 PR middle-end/31322
22996 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22997 when a personality function is used.
22999 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23001 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23003 2007-04-13 Mike Stump <mrs@apple.com>
23005 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23007 * config/darwin.opt (fapple-kext): Make C++ only.
23008 * config/darwin.c (darwin_override_options): Remove code to ensure
23009 -fapple-kext is given for C++ only.
23011 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23013 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23014 * config/mips/mips.c (override_options): Call
23015 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23017 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23019 * config/i386/i386.opt (msvr3-shlib): Removed.
23021 * doc/invoke.texi: Remove -msvr3-shlib.
23023 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23025 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23026 with "popcnt" instruction.
23028 2007-04-13 Richard Guenther <rguenther@suse.de>
23030 PR tree-optimization/21258
23031 * tree-vrp.c (compare_case_labels): New helper.
23032 (find_switch_asserts): New function.
23033 (find_assert_locations): Call it for SWITCH_EXPRs.
23035 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23037 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23038 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23039 check is now implied in X87_FLOAT_MODE_P.
23040 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23041 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23042 (fix_trunc<mode>_i386_fisttp): Ditto.
23043 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23044 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23045 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23046 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23047 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23048 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23049 (unnamed_splitters): Ditto.
23050 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23051 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23052 FIRST_SSE_REG for local functions when SSE math is enabled or
23053 for functions with sseregparm attribute.
23054 (standard_80387_constant_p): Return -1 if mode is not
23056 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23057 (ix86_expand_compare): Ditto.
23058 (ix86_expand_carry_flag_compare): Ditto.
23059 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23060 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23061 DECIMAL_FLOAT_MODE_P.
23062 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23063 of SCALAR_FLOAT_MODE_P.
23064 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23065 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23066 checks before FLOAT_MODE_P.
23067 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23068 before FLOAT_MODE_P.
23073 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23075 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23076 Charles Wilson <libtool@cwilson.fastmail.fm>
23078 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23079 (libgcc.mvars): Don't depend on them.
23080 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23081 * exec-tool.in: New.
23083 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23085 * doc/invoke.text (--help): Document --help=common.
23087 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23089 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23091 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23093 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23094 * genemit.c (main): Emit #include "integrate.h".
23095 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23096 (LOADGP_RTP): New mips_loadgp_style.
23097 * config/mips/mips.h: Include config/vxworks-dummy.h.
23098 (TARGET_RTP_PIC): New macro.
23099 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23100 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23101 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23102 for TARGET_RTP_PIC.
23103 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23104 -mvxworks-pic when using -mrtp and a PIC option.
23105 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23107 (mips_symbolic_constant_p, mips_symbolic_address_p)
23108 (mips_symbol_insns): Handle SYMBOL_HALF.
23109 (override_options): Warn about -G and -mrtp being used together.
23110 Initialize mips_lo_relocs[SYMBOL_HALF].
23111 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23112 (mips_emit_loadgp): Handle LOADGP_RTP.
23113 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23114 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23115 (tablejump): Handle function-relative case table entries if
23117 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23119 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23121 * config/mips/mips.md (load_call<mode>): Allow any general register.
23123 (sibcall_value_internal, sibcall_value_multiple_internal)
23124 (call_value_internal, call_value_split, call_value_multiple_internal)
23125 (call_value_multiple_split): Remove constraints from operand 0.
23127 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23129 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23130 rather than loadgp_noshared.
23131 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23132 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23134 * config/mips/mips.md (loadgp): Rename to...
23135 (loadgp_newabi): ...this.
23136 (loadgp_noshared): Rename to...
23137 (loadgp_absolute): ...this.
23139 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23141 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23142 false for locally-binding symbols.
23143 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23145 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23147 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23148 (SYMBOL_GOT_PAGE_OFST): ...this.
23149 (SYMBOL_GOT_GLOBAL): Rename to...
23150 (SYMBOL_GOT_DISP): ...this.
23151 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23152 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23153 * config/mips/mips.c (mips_global_symbol_p): New function.
23154 (mips_symbol_binds_local_p): Likewise.
23155 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23156 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23157 mips_global_symbol_p and mips_symbol_binds_local_p.
23158 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23159 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23160 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23161 SYMBOL_GOTOFF_DISP.
23162 (mips_ok_for_lazy_binding_p): New function.
23163 (mips_load_call_address, mips_expand_call): Use it.
23164 (mips_dangerous_for_la25_p): Likewise.
23165 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23166 (*got_disp<mode>): Use got_disp_operand instead of
23167 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23168 SYMBOL_GOTOFF_GLOBAL.
23169 (*got_page<mode>): Use got_page_ofst_operand instead of
23171 * config/mips/predicates.md (const_call_insn_operand): Use
23172 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23173 (global_got_operand): Rename to...
23174 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23176 (local_got_operand): Rename to...
23177 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23178 of SYMBOL_GOT_LOCAL.
23180 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23182 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23183 TARGET_CALL_CLOBBERED_GP.
23184 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23185 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23186 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23187 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23188 of TARGET_ABICALLS && !TARGET_NEWABI.
23189 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23190 * config/mips/mips.c (mips_load_call_address): Check
23191 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23192 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23193 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23194 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23195 TARGET_ABICALLS && TARGET_NEWABI.
23196 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23198 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23199 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23200 TARGET_ABICALLS && TARGET_NEWABI.
23201 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23202 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23203 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23204 whether indirect calls must use $25.
23205 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23207 * config/mips/mips.md (jal_macro): Check flag_pic and
23208 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23209 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23210 instead of TARGET_ABICALLS.
23211 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23212 TARGET_ABICALLS && TARGET_OLDABI.
23213 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23214 (sibcall): In the comment above the define_insn, mention
23215 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23216 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23217 instead of TARGET_ABICALLS.
23219 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23221 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23222 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23223 (MACFLAGS_MATCH_P): New macro.
23224 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23225 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23226 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23227 the other MACFLAG constants.
23228 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23229 (flag_machi): Tighten constraints. Renumber some of the operands.
23230 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23232 (flag_machi_parts_acconly): New pattern.
23233 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23235 (flag_macinit1hi): Tighten constraints.
23236 (flag_mul_macv2hi_parts_acconly): New pattern.
23238 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23239 Use a more efficient implementation.
23240 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23241 inline sequences when not optimizing for size.
23243 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23244 movhi_high2low): Delete, merge functionality into...
23245 (packv2hi): ... this pattern.
23247 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23248 * config/bfin/bfin.opt (msim): New option.
23249 (mcpu=): New option.
23250 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23251 (bfin_cpu_t): Typedef of enum bfin_cpu.
23252 (bfin_cpu_type): New declaration.
23253 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23254 -msim and -mcpu= options.
23255 (LIB_SPEC): Likewise.
23256 * config/bfin/bfin.c (bfin_cpu_type): Define.
23257 (bfin_handle_option): Handle -mcpu= option.
23258 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23259 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23260 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23262 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23264 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23265 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23266 (powerpc-wrs-vxworksae): Use ${tm_file}.
23267 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23268 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23269 * config/i386/vx-common.h: New file.
23271 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23273 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23276 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23278 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23281 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23285 * c-common.c (c_build_qualified_type): Set canonical type
23288 2007-04-12 Richard Guenther <rguenther@suse.de>
23290 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23291 lower bound and element size if lower bound is not zero
23292 or either of the ARRAY_REF operands is set.
23294 2007-04-12 Richard Guenther <rguenther@suse.de>
23296 PR tree-optimization/24689
23297 PR tree-optimization/31307
23298 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23300 * gimplify.c (canonicalize_addr_expr): To be consistent with
23301 gimplify_compound_lval only set operands two and three of
23302 ARRAY_REFs if they are not gimple_min_invariant. This makes
23303 it never at this place.
23304 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23306 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23308 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23309 null before emitting a .nsubspa directive.
23311 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23313 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23314 need_to_partition_p if there are no memory statements in the
23317 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23319 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23320 (gcd_of_steps_may_divide_p): New function.
23321 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23323 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23325 * reload.c (find_reloads_toplev, find_reloads_address,
23326 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23327 not a pointer equality test, to decide if we need to call
23328 push_reg_equiv_alt_mem.
23330 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23332 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23333 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23335 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23337 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23339 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23340 vector to be positive.
23342 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23346 * doc/invoke.texi: Document --params max-aliased-vops and
23348 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23349 debug_memory_partitions): Move to tree-flow.h
23350 * params.h (AVG_ALIASED_VOPS): Define.
23351 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23353 (mp_info_t): Likewise.
23354 (get_mem_sym_stats_for): New.
23355 (set_memory_partition): Move from tree-flow-inline.h.
23356 (mark_non_addressable): Only clear the set of symbols for the
23357 partition if it exists.
23358 (dump_memory_partitions): Move from tree-ssa-operands.c
23359 (debug_memory_partitions): Likewise.
23360 (need_to_partition_p): New.
23361 (dump_mem_ref_stats): New.
23362 (debug_mem_ref_stats): New.
23363 (dump_mem_sym_stats): New.
23364 (debug_mem_sym_stats): New.
23365 (update_mem_sym_stats_from_stmt): New.
23366 (compare_mp_info_entries): New.
23367 (mp_info_cmp): Call it.
23368 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23370 (get_mpt_for): Move from tree-ssa-operands.c.
23371 (find_partition_for): New.
23372 (create_partition_for): Remove.
23373 (estimate_vop_reduction): New.
23374 (update_reference_counts): New.
23375 (build_mp_info): New.
23376 (compute_memory_partitions): Refactor.
23377 Document new heuristic.
23378 Call build_mp_info, update_reference_counts,
23379 find_partition_for and estimate_vop_reduction.
23380 (compute_may_aliases): Populate virtual operands before
23381 calling debugging dumps.
23382 (delete_mem_sym_stats): New.
23383 (delete_mem_ref_stats): New.
23384 (init_mem_ref_stats): New.
23385 (init_alias_info): Call it.
23386 (maybe_create_global_var): Remove alias_info argument.
23387 Get number of call sites and number of pure/const call sites
23388 from gimple_mem_ref_stats().
23389 (dump_alias_info): Call dump_memory_partitions first.
23390 (dump_points_to_info_for): Show how many times a pointer has
23392 * opts.c (decode_options): For -O2 set --param
23393 max-aliased-vops to 500.
23394 For -O3 set --param max-aliased-vops to 1000 and --param
23395 avg-aliased-vops to 3.
23396 * fortran/options.c (gfc_init_options): Remove assignment to
23398 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23399 * tree-dfa.c (dump_variable): Dump memory reference
23401 Dump NO_ALIAS* settings.
23402 (referenced_var_lookup): Tidy.
23403 (mem_sym_stats): New.
23404 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23405 and ORIG are different SSA names for a memory partition.
23406 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23407 * tree-flow.h (struct mem_sym_stats_d): Define.
23408 (mem_sym_stats_t): Define.
23409 (struct mem_ref_stats_d): Define.
23410 (struct gimple_df): Add field mem_ref_stats.
23411 (enum noalias_state): Define.
23412 (struct var_ann_d): Add bitfield noalias_state.
23413 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23414 debug_mem_ref_stats, debug_memory_partitions,
23415 debug_mem_sym_stats): Declare.
23416 * tree-ssa-structalias.c (update_alias_info): Update call
23417 sites, pure/const call sites and asm sites in structure
23418 returned by gimple_mem_ref_stats.
23419 Remove local variable IS_POTENTIAL_DEREF.
23420 Increase NUM_DEREFS if the memory expression is a potential
23422 Call update_mem_sym_stats_from_stmt.
23423 If the memory references memory, call
23424 update_mem_sym_stats_from_stmt for all the direct memory
23425 symbol references found.
23426 (intra_create_variable_infos): Set noalias_state field for
23427 pointer arguments according to the value of
23428 flag_argument_noalias.
23429 * tree-ssa-structalias.h (struct alias_info): Remove fields
23430 num_calls_found and num_pure_const_calls_found.
23431 (update_mem_sym_stats_from_stmt): Declare.
23432 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23433 Set default value to 100.
23434 (PARAM_AVG_ALIASED_VOPS): Define.
23436 2007-04-11 Richard Guenther <rguenther@suse.de>
23438 PR middle-end/31530
23439 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23440 a * -b + c as c - a * b if we honor sign dependent rounding.
23442 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23444 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23445 bfin_expand_strmov.
23446 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23447 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23449 (initialize_trampoline): Don't use old-style function definition.
23450 (bfin_secondary_reload): Mark IN_P argument as unused.
23452 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23454 PR tree-optimization/31343
23455 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23456 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23457 * testsuite/gcc.dg/vect/pr31343.c: New.
23459 2007-04-10 Eric Christopher <echristo@apple.com>
23461 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23462 * config/i386/i386.md (*cmpfp0): Use.
23463 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23464 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23465 (fix_trunc<mode>_i386_fisttp): Ditto.
23466 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23467 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23468 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23469 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23470 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23471 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23472 (unnamed_splitters): Ditto.
23473 * config/i386/i386.c (output_fix_trunc): Assert that
23474 we're not being passed a TFmode operand.
23476 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23478 PR tree-optimization/31526
23479 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23480 n_basic_blocks to find newly added blocks.
23482 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23484 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23486 (fix_trunc<mode>si_sse): Ditto.
23487 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23488 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23489 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23490 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23491 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23492 expander using SSEMODEF mode macro.
23493 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23494 expander using SSEMODEF mode macro.
23495 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23496 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23497 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23498 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23499 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23500 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23501 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23502 Macroize insn using X87MODEF mode macro.
23504 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23506 * config/i386/sse.md (sse2_pinsrw): Removed.
23507 (sse2_pextrw): Renamed to ...
23508 (*sse2_pextrw): This.
23510 2007-04-09 Jan Hubicka <jh@suse.cz>
23513 * config/i386/sse.md
23514 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23515 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23516 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23517 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23519 2007-04-09 Jan Hubicka <jh@suse.cz>
23521 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23522 multiple fields of union.
23524 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23526 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23527 (create_preheaders): Check that loops are available.
23528 (fix_loop_structure): Clean up, improve comments.
23529 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23530 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23532 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23533 * predict.c (tree_estimate_probability): Do not call
23534 calculate_dominance_info. Call create_preheaders.
23535 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23536 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23538 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23539 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23540 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23541 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23544 2007-04-08 Jan Hubicka <jh@suse.cz>
23546 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23547 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23548 * fold-const.c (fold_unary): Use it.
23550 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23552 * varasm.c (assemble_variable): Remove call to
23553 lang_hooks.decls.prepare_assemble_variable.
23554 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23555 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23556 * langhooks.h (lang_hooks_for_decls): Remove
23557 prepare_assemble_variable.
23559 2007-04-08 Mike Stump <mrs@apple.com>
23561 * config/i386/i386.c: Use inc/dec on Core2.
23563 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23565 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23566 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23567 lhd_tree_inlining_end_inlining): Remove.
23568 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23569 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23570 end_inlining hooks.
23571 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23572 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23573 lhd_tree_inlining_end_inlining): Remove prototypes.
23574 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23575 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23576 LANG_HOOKS_TREE_INLINING_START_INLINING,
23577 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23579 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23582 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23585 * config/avr/predicates.md (io_address_operand): Delete predicate.
23586 (low_io_address_operand): Don't use 'mode' argument.
23587 (higth_io_address_operand): Rename ...
23588 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23589 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23592 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23594 Revert change removing staticp.
23596 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23599 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23602 2007-04-07 Bruce Korb <bkorb@gnu.org>
23604 * c.opt: Add -Wformat-contains-nul.
23605 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23607 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23608 the NUL byte warning.
23610 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23612 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23614 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23616 * tree.c (staticp): No longer use staticp langhook.
23617 * langhooks.c (lhd_staticp): Removed.
23618 * langhooks.h (struct lang_hooks): Remove staticp.
23619 * c-common.c (c_staticp): Remove.
23620 * c-common.h (c_staticp): Ditto.
23621 * langhooks-defs.h (lhd_staticp): Ditto.
23622 (LHD_HOOKS_STATICP): Ditto
23623 * tree.h (gcc_assert_lowered): New macro.
23625 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23627 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23628 argument "reliable".
23629 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23630 Add argument "reliable". Propagate it through calls.
23631 (infer_loop_bounds_from_undefined): Derive number of iterations
23632 estimates from references in blocks that do not dominate loop latch.
23633 (gcov_type_to_double_int): New function.
23634 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23635 and expected_loop_iterations_unbounded.
23636 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23637 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23638 * tree-data-ref.c (estimated_loop_iterations): Export.
23639 (get_references_in_stmt): Fix -- do not return addresses of local
23641 * cfgloop.h (expected_loop_iterations_unbounded,
23642 estimated_loop_iterations): Declare.
23644 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23646 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23648 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23650 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23651 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23652 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23653 Use output_387_reg_move().
23654 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23655 expander using X87MODEF12 mode macro.
23656 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23657 choosing register preferences. Use output_387_reg_move().
23658 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23659 instead of "x". Use output_387_reg_move().
23660 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23661 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23662 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23663 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23664 Use output_387_reg_move().
23665 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23667 (*truncxf?f_i387 splitter): Ditto.
23669 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23671 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23672 LANG_HOOKS_SAFE_FROM_P.
23673 * expr.c (safe_from_p): Remove langhook call.
23674 * langhooks.h (lang_hooks): Remove safe_from_p.
23675 (lhd_safe_from_p): Remove prototype.
23676 * langhooks.c (lhd_safe_from_p): Remove.
23678 2007-04-06 Jan Hubicka <jh@suse.cz>
23680 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23683 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23685 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23686 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23687 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23688 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23690 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23691 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23693 2007-04-05 Richard Henderson <rth@redhat.com>
23695 * config/alpha/alpha.c (print_operand) [+]: Remove.
23696 (alpha_end_function): Print nop if call at end of function.
23697 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23698 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23699 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23700 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23701 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23702 the call pattern. Update peepholes to match.
23704 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23706 * doc/extend.texi (Other Builtins): Add decimal float variants
23708 * builtins.def: Ditto.
23709 * builtins.c (expand_builtin): Ditto.
23711 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23712 H.J. Lu <hongjiu.lu@intel.com>
23715 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23716 of V8HImode when calling ix86_binary_operator_ok.
23717 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23718 (sdot_prodv8hi): Operands 1 and 2 must be register.
23720 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23722 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23723 initialize align to silence bogus warning.
23725 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23727 PR middle-end/22156
23728 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23730 (struct sra_walk_fns): Remove use_all parameter from use.
23731 (sra_hash_tree): Handle BIT_FIELD_REFs.
23732 (sra_elt_hash): Don't hash bitfld blocks.
23733 (sra_elt_eq): Skip them in parent compares as well. Handle
23735 (sra_walk_expr): Don't maintain or pass down use_all_p.
23736 (scan_use): Remove use_all parameter.
23737 (scalarize_use): Likewise. Re-expand assignment to
23738 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23739 output, and re-scalarize after output. Don't mark anything
23741 (scalarize_ldst): Adjust.
23742 (scalarize_walk_gimple_modify_statement): Likewise.
23743 (build_element_name_1): Handle BIT_FIELD_REFs.
23744 (instantiate_element): Don't warn for any element whose parent
23745 is used as a whole.
23746 (instantiate_missing_elements_1): Return the sra_elt.
23747 (canon_type_for_field): New.
23748 (try_instantiate_multiple_fields): New.
23749 (instantiate_missing_elemnts): Use them.
23750 (mark_no_warning): Removed.
23751 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23752 (REPLDUP, sra_build_elt_assignment): New.
23753 (generate_copy_inout): Use them.
23754 (generate_element_copy): Likewise. Handle bitfld differences.
23755 (generate_element_zero): Don't recurse for blocks. Use
23756 sra_build_elt_assignment.
23757 (generate_one_element_int): Take elt instead of var. Use
23758 sra_build_elt_assignment.
23759 (generate_element_init_1): Adjust.
23760 (scalarize_use, scalarize_copy): Use REPLDUP.
23761 (scalarize_ldst): Move assert before dereference.
23762 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23764 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23766 * regmove.c: Fix unused variable warnings due to previous commit.
23768 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23770 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23771 (regmove_bb_head): Remove.
23772 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23773 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23774 problems with fixup_match_1.
23775 Don't initialize/free regmove_bb_head.
23777 (reg_is_remote_constant_p): If an insn is in the same basic block
23778 but not before INSN, consider it remote, too.
23780 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23783 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23784 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23786 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23788 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23789 (CONDITIONAL_REGISTER_USAGE): Likewise.
23791 2007-04-04 Richard Henderson <rth@redhat.com>
23793 * config/alpha/lib1funcs.asm: Remove unused file.
23795 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23798 * opts.c (print_specific_help): Fix --help=<language>
23800 (common_handle_option): Support --help=common.
23802 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23805 * gcc.c (main): Do not run the linker if
23806 print_subprocess_help indicates that it shouldn't be
23809 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23812 * doc/invoke.texi (--help=): Document <languages> value, fix
23813 formatting in tables of values.
23815 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23817 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23818 dllimport attribute of virtual methods.
23820 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23822 * config/score/crti.asm: Change _bss_start to __bss_start.
23823 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23824 (OUTGOING_REG_PARM_STACK_SPACE) update.
23825 * config/score/score.opt: add options to make backend support
23826 score5, score5u, score7 and score7d.
23827 * config/score/score.md: Likewise.
23828 * config/score/misc.md: Likewise.
23829 * config/score/mac.md: Likewise.
23830 * doc/invoke.texi: Likewise.
23831 * doc/md.texi: update constraints define.
23833 2007-04-03 Richard Henderson <rth@redhat.com>
23835 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23836 an appropriate type, use the mode instead.
23838 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23840 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23841 Set the default --with-arch setting to mips2.
23842 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23843 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23844 (MULTILIB_OSDIRNAMES): Delete.
23845 (MULTILIB_DIRNAMES): Define.
23846 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23847 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23848 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23849 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23850 VXWORKS_OS_CPP_BUILTINS.
23851 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23852 (MIPS_DEBUGGING_INFO): Undefine.
23853 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23855 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23857 PR middle-end/30704
23858 * fold-const.c (native_encode_real): Encode real.c provided longs
23859 as a series of 32-bit native integers.
23860 (native_interpret_real): Interpret buffer as a series of 32-bit
23863 2007-04-03 Richard Guenther <rguenther@suse.de>
23865 * genpreds.c (write_insn_constraint_len): Write function
23866 optimized for CONSTRAINT_LEN implementation.
23867 (write_tm_preds_h): Output insn_constraint_len inline and
23868 use it for CONSTRAINT_LEN.
23869 (write_insn_preds_c): Don't output insn_constraint_len.
23870 * doc/md.texi (define_register_constraint): Document multi-letter
23871 constraints shall have the same length if they start with the same
23874 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23877 * config/i386/i386.md (isinf<mode>2): Expand only when
23878 TARGET_C99_FUNCTIONS is set.
23880 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23882 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23883 (x86_64-*-linux*): Ditto.
23884 * config/i386/i386.opt (mpc): New option.
23885 * config/i386/i386.c (overrride_options): Handle
23886 ix87_precision_string.
23887 * config/i386/crtprec.c: New file.
23888 * config/i386/t-crtpc: Ditto.
23889 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23890 and -mpc80 options.
23891 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23892 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23893 crtprec32.o, crtprec64.o and crtprec80.o.
23895 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23896 and -mpc80 options.
23897 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23899 2007-04-02 Eric Christopher <echristo@apple.com>
23901 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23902 limitations on darwin.
23904 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23907 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23909 2007-04-02 Dave Korn <dave.korn@artimi.com>
23911 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23913 2007-04-02 Dave Korn <dave.korn@artimi.com>
23915 * libgcc2.h (exception_descriptor): Don't forward-declare.
23916 (__get_eh_table_language, __get_eh_table_version): Delete
23917 prototypes of long-dead functions.
23919 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23921 * ebitmap.h: New file
23922 * ebitmap.c: New file
23923 * Makefile.in (ebitmap.o): New target.
23925 2007-04-01 Jan Hubicka <jh@suse.cz>
23927 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23928 before very first instruction.
23930 2007-04-01 Jan Hubicka <jh@suse.cz>
23932 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23933 waring on 64bit hosts.
23934 * bitmap.h: Fix typo in bitmap_head_def.
23936 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23938 PR rtl-optimization/31391
23939 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23940 into a DELETED_LABEL note, and the label is in an empty basic
23941 block, update BB_END as well as BB_HEAD.
23943 2007-04-01 Richard Henderson <rth@redhat.com>
23945 PR tree-optimization/31169
23946 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23947 to varying if the range is outside [0, prec-1].
23949 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23952 * config/mips/mips.md (load_const_gp): New insn.
23953 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23954 the MIPS16 GP pseudo register if no_new_pseudos.
23955 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23957 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23960 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23962 (call_value): Likewise.
23964 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23965 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23968 * doc/invoke.texi: (optimization options): Reword description
23969 of -ffast-math. Document its primary purpose.
23971 2007-03-31 Richard Guenther <rguenther@suse.de>
23973 * omp-low.c (splay-tree.h): Include.
23974 (lookup_decl): Replace splay-tree usage by pointer-map.
23975 (maybe_lookup_decl): Likewise.
23976 (new_omp_context): Likewise.
23977 (delete_omp_context): Likewise.
23978 * gimplify.c (splay-tree.h): Include.
23979 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23981 (remap_ssa_name): Likewise.
23982 (remap_decl): Likewise.
23983 (remap_type_1): Likewise.
23984 (remap_type): Likewise.
23985 (copy_body_r): Likewise.
23986 (expand_call_inline): Likewise.
23987 (clone_body): Likewise.
23988 (copy_tree_r): Likewise.
23989 (remap_save_expr): Likewise.
23990 (unsave_r): Likewise.
23991 (unsave_expr_now): Likewise.
23992 (tree_function_versioning): Likewise.
23993 (build_duplicate_type): Likewise.
23994 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23995 (struct copy_body_data): Replace splay-tree by pointer-map.
23996 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23997 not $(SPLAY_TREE_H).
23998 (gimplify.o): Depend on $(SPLAY_TREE_H).
23999 (omp-low.p): Likewise.
24001 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24003 * config/avr/predicates.md (even_register_operand,
24004 odd_register_operand): New predicates.
24005 * config/avr/avr.md (movw peephole2): New.
24006 (movw_r peephole2): New.
24008 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24010 * tree.h (get_signed_or_unsigned_type): New.
24011 * fold-const.c (operand_equal_for_comparison_p): Use
24012 get_signed_or_unsigned_type instead of
24013 lang_hooks.types.signed_or_unsigned_type.
24014 * expr.c (store_expr): Ditto.
24015 * langhooks.c (get_signed_or_unsigned_type): New.
24016 (lhd_signed_or_unsigned_type): New.
24017 * langhooks.h (lhd_signed_or_unsigned_type): New.
24018 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24020 2007-03-30 Richard Henderson <rth@redhat.com>
24022 * tree-ssa-loop-ivopts.c: Include target.h.
24023 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24024 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24025 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24026 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24028 2007-03-30 Richard Henderson <rth@redhat.com>
24029 Kai Tietz <kai.tietz@onevision.com>
24031 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24032 default for 64-bit.
24033 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24034 (TARGET_64BIT_MS_ABI): New.
24035 (DBX_REGISTER_NUMBER): Handle 64-bit.
24036 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24037 (LONG_TYPE_SIZE): Force to 32.
24038 (REG_PARM_STACK_SPACE): New.
24039 (OUTGOING_REG_PARM_STACK_SPACE): New.
24040 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24041 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24042 (STACK_BOUNDARY): Use 128 for 64-bit.
24043 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24044 Add 64-bit implementation.
24045 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24047 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24048 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24049 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24050 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24051 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24052 TARGET_64BIT_MS_ABI.
24053 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24054 (ix86_pass_by_reference): Likewise.
24055 (ix86_function_value_regno_p): Likewise.
24056 (ix86_build_builtin_va_list): Likewise.
24057 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24058 (function_arg_advance_ms_64): New.
24059 (function_arg_advance): Call it.
24060 (function_arg_ms_64): New.
24061 (function_arg): Call it.
24062 (function_value_ms_64): New.
24063 (ix86_function_value_1): Call it.
24064 (return_in_memory_ms_64): New.
24065 (ix86_return_in_memory): Call it.
24066 (setup_incoming_varargs_ms_64): New.
24067 (ix86_setup_incoming_varargs): Call it.
24068 (ix86_expand_prologue): Handle 64-bit stack probing.
24069 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24070 (output_pic_addr_const): Likewise.
24071 (x86_this_parameter): Likewise.
24072 (x86_output_mi_thunk): Likewise.
24073 (x86_function_profiler): Likewise.
24074 (TARGET_STRICT_ARGUMENT_NAMING): New.
24075 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24076 (TARGET_64BIT_MS_ABI): New.
24077 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24078 * config/i386/i386.md (allocate_stack_worker): Remove.
24079 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24080 describe the clobber of eax without a match_scratch.
24081 (allocate_stack_worker_postreload): Remove.
24082 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24083 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24084 (allocate_stack_worker_rex64_postreload): Remove.
24085 (allocate_stack): Handle 64-bit.
24086 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24087 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24088 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24089 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24090 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24091 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24092 * config.build (x86_64-*-mingw*): New host.
24093 * config.host (x86_64-*-mingw*): New host.
24094 * config.gcc (x86_64-*-mingw*): New target.
24095 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24097 2007-03-30 Richard Henderson <rth@redhat.com>
24098 Kai Tietz <kai.tietz@onevision.com>
24100 * c-pragma.c (struct def_pragma_macro_value): New.
24101 (struct def_pragma_macro): New.
24102 (pushed_macro_table): New.
24103 (dpm_hash, dpm_eq): New.
24104 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24105 (init_pragma): Install them.
24106 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24108 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24110 * config/avr/avr.c (avr_override_options): Clear
24111 'flag_delete_null_pointer_checks'.
24113 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24116 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24117 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24118 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24119 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24120 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24121 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24122 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24124 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24126 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24128 * regmove.c: Move all of pass_stack_adjustments from here...
24129 * combine-stack-adj.c: ...to this new file.
24130 * Makefile.in: Add rules for combine-stack-adj.o.
24132 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24134 PR tree-optimization/31383
24135 * tree-data-ref.c (affine_function_equal_p): Do not require the
24136 vectors to have the same length.
24138 2007-03-30 Jan Hubicka <jh@suse.cz>
24140 PR middle-end/30700
24141 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24142 availablility; add more sanity checking; ask varpool only about
24145 2007-03-29 Richard Henderson <rth@redhat.com>
24147 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24148 to decide, but __SIZEOF_LONG_LONG__.
24150 2007-03-29 Richard Henderson <rth@redhat.com>
24152 * emutls.c (struct __emutls_array): New.
24153 (emutls_destroy): Use it instead of casting element 0 from void*.
24154 (__emutls_get_address): Likewise.
24156 2007-03-29 Richard Henderson <rth@redhat.com>
24158 * varasm.c (initializer_constant_valid_p): Don't deny
24159 DECL_DLLIMPORT_P on functions.
24161 * config/i386/cygming.h: Remove function declarations.
24162 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24163 (ASM_OUTPUT_LABELREF): Remove.
24164 (COMMON_ASM_OP): Remove.
24165 (ASM_OUTPUT_COMMON): Remove.
24166 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24167 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24168 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24169 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24170 Rename from TARGET_ENCODE_SECTION_INFO.
24171 * config/i386/netware.h: Likewise.
24172 * config/i386/i386-protos.h: Update.
24173 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24174 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24175 (legitimate_constant_p): Reject dllimports.
24176 (dllimport_map, get_dllimport_decl): New.
24177 (legitimize_dllimport_symbol): New.
24178 (legitimize_address, ix86_expand_move): Use it.
24179 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24180 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24181 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24182 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24183 * config/i386/predicates.md (constant_call_address_operand): Only
24184 accept symbols; reject dllimport_p symbols.
24185 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24186 i386_pe_maybe_record_exported_symbol.
24187 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24188 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24189 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24190 trust the setting of DECL_DLLIMPORT_P.
24191 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24192 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24193 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24194 tidy the argument scanning loop.
24195 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24196 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24197 (i386_pe_strip_name_encoding): Remove.
24198 (i386_pe_binds_local_p): New.
24199 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24200 (i386_pe_output_labelref): Remove.
24201 (i386_pe_asm_output_aligned_decl_common): New.
24202 (i386_pe_maybe_record_exported_symbol): Rename from
24203 i386_pe_record_exported_symbol; check for dllexported symbols.
24205 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24207 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24208 add comment explaining why vsnprintf cannot be used.
24210 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24212 PR tree-optimization/30666
24213 * tree.c (build_complex_type): When creating type names for DWARF2
24214 debug info, create TYPE_DECLs for TYPE_NAME instead of
24216 (build_common_tree_nodes_2): Use build_complex_type when building
24217 predefined complex types, to preserve canonical types.
24219 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24221 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24222 (noce_get_alt_condition): Look at it to determine whether to
24223 reverse the condition or not.
24224 (noce_get_condition): Substitute the truth for lies.
24225 (noce_find_if_block): Set the then_else_reversed field.
24227 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24229 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24230 destination of this insn.
24231 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24232 than calling gen_rtx_SET directly. Use r0 to hold the value of
24233 'address + 4' rather than a stack based temporary which can be
24234 mis-optimized away.
24236 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24238 * config/s390/s390.c (s390_secondary_input_reload_class,
24239 s390_secondary_output_reload_class): Functions removed.
24240 (s390_secondary_reload): New function.
24241 (TARGET_SECONDARY_RELOAD): Target macro defined.
24242 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24243 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24244 * config/s390/s390.md ("reload_outti", "reload_outdi",
24245 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24246 "reload_out<mode>"): Expanders removed.
24247 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24248 "reload<mode>_nonoffmem_out"): Expanders added.
24250 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24252 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24253 action if SRC->DEST replacement failed anyway.
24255 2007-03-28 Mike Stump <mrs@apple.com>
24257 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24258 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24259 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24261 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24263 * config.gcc: Accept barcelona as a variant of amdfam10.
24264 * config/i386/i386.c (override_options): Likewise.
24265 * doc/invoke.texi: Likewise.
24267 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24269 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24270 offsets for BIT_FIELD_REF and COMPONENT_REF.
24272 2007-03-28 Richard Guenther <rguenther@suse.de>
24274 * tree.c (is_global_var): Move ...
24275 * tree-flow-inline.h (is_global_var): ... here.
24276 * tree.h (is_global_var): Remove declaration.
24278 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24280 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24282 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24283 * config/i386/i386.c (ix86_tune_features): Initialize new
24285 * config/i386/predicates.md (promotable_binary_operator): Use
24286 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24288 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24291 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24293 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24295 * config/fr30/fr30.md (movsi_internal): Change destination
24296 constraint from m to V and add m to the end.
24298 2007-03-28 Christian Bruel <christian.bruel@st.com>
24300 * config/sh/sh.md (movsi_i): Fix type attribute.
24302 2007-03-28 Christian Bruel <christian.bruel@st.com>
24304 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24305 (movsf_ie): Likewise.
24307 2007-03-28 Christian Bruel <christian.bruel@st.com>
24309 * config.gcc: Add sh4-300 to multilib.
24310 * config/sh/t-mlib-sh4-300: New file.
24312 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24314 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24315 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24316 fix_trunc<mode>di2.
24317 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24318 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24319 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24320 "fixuns_trunctddi2"): Whitespace fix.
24322 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24324 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24325 the definition of struct sh_args.
24326 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24327 CALL_COOKIE_INT_REG_GET): Likewise.
24329 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24331 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24332 transformations are applied successfully.
24334 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24336 * tree.c (tree_contains_struct): Permit 512 tree codes.
24337 * tree.h (tree_contains_struct): Ditto.
24338 (MAX_TREE_CODES): Ditto.
24339 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24340 SPARE member to store remaining padding bits.
24342 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24344 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24347 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24349 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24350 * configure: Regenerate.
24352 * configure: Regenerate using the correct version of autoconf.
24354 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24356 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24358 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24359 regs to "__SP_L__" and "__SP_H__".
24361 2007-03-27 Richard Guenther <rguenther@suse.de>
24363 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24364 computations with it with a HOST_WIDE_INT variable.
24366 2007-03-26 Mike Stump <mrs@apple.com>
24368 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24369 objective-c-header, objective-c++-header and objc++-cpp-output
24371 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24373 2007-03-26 Richard Henderson <rth@redhat.com>
24376 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24377 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24378 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24379 IX86_BUILTIN_PSRLQ128): New.
24380 (ix86_init_mmx_sse_builtins): Add them.
24381 (ix86_expand_builtin): Expand them.
24382 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24383 operand 2 be TImode.
24384 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24385 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24386 _mm_srli_epi64): Mark __B const.
24387 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24388 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24389 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24390 new two-vector shift builtins.
24392 2007-03-26 Ian Lance Taylor <iant@google.com>
24394 PR tree-optimization/31345
24395 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24396 [+INF, +INF(OVF)] into VARYING.
24398 2007-03-26 Zack Weinberg <zackw@panix.com>
24400 * gengtype-parse.c: New file.
24401 * gengtype-yacc.y: Delete.
24402 * gengtype-lex.l: Don't include gengtype-yacc.h.
24403 Define YY_DECL and yyterminate appropriately for recursive
24404 descent parser. yylval is now a string out-parameter to yylex.
24405 (HWS, EOID): New shorthand.
24406 (IWORD): Add a couple more types.
24407 (yylex): Add a setup stanza. Remove the complex rules for
24408 detecting GTY'ed types and typedefs; replace with simple
24409 keyword detectors. Adjust everything for the changed
24410 definition of yylval. Ignore all pp-directives, not just #define.
24412 (parse_file): Rename yybegin; do not call yyparse.
24414 * gengtype.c (xasprintf): Export again.
24415 (this_file): New. Use everywhere __FILE__ was being used.
24416 (get_lang_bitmap): Special case types defined in gengtype.c.
24417 (do_typedef, new_structure): Suppress definition of certain types.
24418 (new_structure): Improve diagnostics of duplicate definitions.
24419 Make sure location_s is associated with input.h.
24420 (nreverse_pairs, define_location_structures): New functions.
24421 (main): Improve tagging of kludge types. Remove old kludges
24422 for input.h types; use define_location_structures.
24423 * gengtype.h: Update prototypes. Define token codes here.
24424 * Makefile.in: Remove all references to gengtype-yacc.
24425 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24427 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24428 add GTY((skip)) to the field that's only conditionally there.
24429 * doc/install.texi: Document that Bison is no longer required
24430 unless building treelang.
24432 * gengtype.c: Don't include gtyp-gen.h.
24433 (srcdir): Declare here.
24434 (base_files, lang_dir_names): Allocate dynamically.
24435 (gt_files, num_gt_files, num_lang_dirs): New globals.
24436 (measure_input_list, read_input_line, read_input_list)
24437 (set_lang_bitmap): New functions.
24438 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24439 simplify, relying on read_input_list to set up the bitmaps.
24440 (main): Arguments are no longer unused. Check for correct number
24441 of command line arguments, set srcdir and srcdir_len, then call
24442 read_input_list, before doing anything else. No need to worry
24443 about duplicates in main loop.
24444 * configure.ac: Simplify the calculation of all_gtfiles.
24445 Put language tags in there. Don't set or substitute
24446 all_gtfiles_files_langs or all_gtfiles_files_frags.
24447 * Makefile.in: Revamp the way gengtype is invoked, now that it
24448 takes a file on its command line with a much simpler format.
24449 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24450 (GTFILES): Remove duplicates and C source files.
24451 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24452 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24453 * configure: Regenerate.
24455 * gengtype.h: Remove all type definitions to gengtype.c; leave
24456 only definitions of options_p, type_p, and pair_p as opaque
24457 pointers. Update prototypes.
24458 * gengtype.c: Many type definitions moved here from gengtype.h.
24459 Consolidate type definitions at the top of the file.
24460 (xvasprintf): Delete.
24461 (xasprintf): Make static.
24462 (create_nested_pointer_option): Add 'next' parameter.
24463 (create_field_all, create_field_at): New functions.
24464 (create_field): Now a thin wrapper around create_field_all.
24465 (create_optional_field): Rename create_optional_field_ and add
24466 line argument. Original name is now a macro which supplies
24468 (oprintf): Use vsnprintf directly.
24469 (close_output_files): Use fatal rather than perror/exit.
24470 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24471 (main): Set progname. Don't use exit.
24472 * gengtype-yacc.y (struct_fields): Use create_field_at.
24473 (option, optionseqopt): Delete.
24474 (optionseq): Consolidate productions from option here so we
24475 can use the first argument to create_option.
24477 * gengtype-lex.l: Distinguish unions from structures in the
24478 token type. Don't call find_structure; return the tag as a string.
24479 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24480 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24481 string. Reorganize typedef_struct production accordingly.
24482 Use create_nested_ptr_option.
24483 * gengtype.c (create_nested_ptr_option): New function.
24484 * gengtype.h: Declare it.
24486 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24487 (string_type): Don't declare.
24488 (do_scalar_typedef): Declare.
24489 (create_scalar_type): Update prototype.
24490 * gengtype.c (string_type): Make static.
24491 (scalar_nonchar, scalar_char): New.
24492 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24493 (resolve_typedef): Use scalar_nonchar for error recovery.
24494 (create_scalar_type): Remove name_len field. Return scalar_char
24495 or scalar_nonchar as appropriate.
24496 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24497 to use string_type.
24498 (throughout): Use scalar_nonchar instead of calling
24499 create_scalar_type, whenever possible.
24500 (main): Initialize scalar_char and scalar_nonchar before calling
24502 * gengtype-lex.l: Adjust for removal of second argument to
24503 create_scalar_type. Use yylval.s instead of yylval.t when
24505 * gengtype-yacc.y: Type of SCALAR is string. Call
24506 create_scalar_type from type:SCALAR rule. Adjust for removal of
24507 second argument to create_scalar_type.
24509 * vec.h: Remove all #if IN_GENGTYPE blocks.
24510 Add comment saying that changes may require adjustments to gengtype.
24511 * gengtype.c: Don't include coretypes.h or tm.h.
24512 Add comment to inclusion of errors.h.
24513 (note_def_vec, note_def_vec_alloc): New functions.
24514 * gengtype.h: Declare new functions.
24515 * gengtype-lex.l: Don't include coretypes.h.
24516 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24518 (update_lineno): Remove unnecessary prototype.
24519 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24520 (VEC rule): Just return VEC_TOKEN.
24521 * gengtype-yacc.y (VEC_TOKEN): New token type.
24522 (type): Add a production for VEC(a,b).
24523 * Makefile.in: Update dependencies.
24525 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24526 typedefs that use the old PARAMS macro.
24528 * gengtype-lex.l: Remove all rules and states relating to yacc
24530 * gengtype-yacc.y: Similarly.
24531 * gengtype.c (note_yacc_type): Delete function.
24532 * gengtype.h: Update prototypes.
24534 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24536 * tree-pretty-print.c (dump_generic_node): Report precision of
24537 unnamed integer types.
24539 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24541 * ifcvt.c (noce_try_store_flag_constants): Don't check
24542 no_new_pseudos here.
24543 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24544 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24545 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24546 noce_try_sign_mask): Likewise.
24547 (if_convert): Check no_new_pseudos here.
24549 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24551 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24552 (noce_get_condition): Handle new then_else_reversed argument.
24553 (noce_init_if_info): Remove, fold into noce_find_if_block.
24554 (noce_process_if_block): Take a struct noce_if_info as the
24555 argument. Don't set up one based on ce_if_info. Update pointer
24556 references accordingly.
24557 (cond_move_process_if_block): Likewise.
24558 (process_if_block): Removed.
24559 (find_if_block): Removed. Move functionality two new functions,
24560 noce_find_if_block and cond_exec_find_if_block.
24561 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24562 blocks and the symmetric IF-ELSE-JOIN case.
24563 (cond_exec_find_if_block): Also new function mostly based on old
24564 find_if_block and process_if_block.
24565 (find_if_header): Replace find_if_block call with separately
24566 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24567 (find_cond_trap): Update noce_get_condition call.
24568 (dead_or_predicable): Likewise.
24570 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24572 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24574 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24575 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24576 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24577 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24578 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24579 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24580 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24581 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24582 __builtin_ia32_psrad128 builtins.
24584 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24586 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24587 * config/i386/constraints.md
24588 (define_constraint "I"): Use IN_RANGE macro.
24589 (define_constraint "J"): Ditto.
24590 (define_constraint "K"): Ditto.
24591 (define_constraint "M"): Ditto.
24592 (define_constraint "N"): Ditto.
24593 (define_constraint "O"): Ditto.
24594 * config/i386/predicates.md
24595 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24596 (define_predicate "const_0_to_3_operand"): Ditto.
24597 (define_predicate "const_0_to_7_operand"): Ditto.
24598 (define_predicate "const_0_to_15_operand"): Ditto.
24599 (define_predicate "const_0_to_63_operand"): Ditto.
24600 (define_predicate "const_0_to_255_operand"): Ditto.
24601 (define_predicate "const_1_to_31_operand"): Ditto.
24602 (define_predicate "const_2_to_3_operand"): Ditto.
24603 (define_predicate "const_4_to_7_operand"): Ditto.
24605 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24607 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24608 in SImode for save_world.
24609 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24612 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24614 PR tree-optimization/30784
24615 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24618 2007-03-25 Revital Eres <eres@il.ibm.com>
24620 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24621 Fold movement_possibility function into it.
24623 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24625 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24626 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24627 (call_indirect_nonlocal_darwin64): Same.
24628 (call_nonlocal_darwin64): Same.
24629 (call_value_indirect_nonlocal_darwin64): Same.
24630 (call_value_nonlocal_darwin64): Same.
24631 (sibcall_nonlocal_darwin64): Same.
24632 (sibcall_value_nonlocal_darwin64): Same.
24633 (sibcall_symbolic_64): Same.
24634 (sibcall_value_symbolic_64): Same.
24635 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24637 (rs6000_emit_load_toc_table): Same.
24638 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24639 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24641 (divss_call): Same.
24642 (divus_call): Same.
24643 (quoss_call): Same.
24644 (quous_call): Same.
24645 (load_toc_v4_pic_si): Same
24646 (load_toc_v4_PIC_1): Same.
24647 (load_toc_v4_PIC_1b): Same.
24648 (call_indirect_aix{32,64}): Same.
24649 (call_value_indirect_aix{32,64}): Same.
24651 (call_value): Same.
24652 (call_local{32,64}): Same.
24653 (call_value_local{32,64}): Same.
24654 (call_indirect_nonlocal_aix{32,64}): Same.
24655 (call_nonlocal_aix{32,64}): Same.
24656 (call_value_indirect_nonlocal_aix{32,64}): Same.
24657 (call_value_nonlocal_aix{32,64}): Same.
24658 (call_indirect_nonlocal_sysv<mode>): Same.
24659 (call_nonlocal_sysv<mode>): Same.
24660 (call_value_indirect_nonlocal_sysv<mode>): Same.
24661 (call_value_nonlocal_sysv<mode>): Same.
24663 (sibcall_local{32,64}): Same.
24664 (sibcall_value_local{32,64}): Same.
24665 (sibcall_nonlocal_aix{32,64}): Same.
24666 (sibcall_value_nonlocal_aix{32,64}): Same.
24667 (sibcall_nonlocal_sysv<mode>): Same.
24668 (sibcall_value): Same.
24669 (sibcall_value_nonlocal_sysv<mode>): Same.
24671 2007-03-24 Paul Brook <paul@codesourcery.com>
24673 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24674 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24676 2007-03-24 Richard Henderson <rth@redhat.com>
24678 * config/ia64/constraints.md: New file.
24679 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24680 satisfies_constraint_?.
24681 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24682 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24683 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24684 ia64_output_mi_thunk): Likewise.
24685 (ia64_const_ok_for_letter_p): Remove.
24686 (ia64_const_double_ok_for_letter_p): Remove.
24687 (ia64_extra_constraint): Remove.
24688 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24689 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24690 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24691 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24692 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24693 EXTRA_MEMORY_CONSTRAINT): Remove.
24694 * config/ia64/ia64.md: Include constriants.md. Replace
24695 CONST_OK_FOR_? with satisfies_constraint_?.
24697 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24698 H.J. Lu <hongjiu.lu@intel.com>
24700 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24702 (name macros): Use DPD_BID_NAME to convert names properly.
24704 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24705 decimal floating point format.
24706 (init_floating_libfuncs): Change decimal functions so that they
24707 have a "bid_" prefix if the decimal system uses the BID format,
24708 and "dpd_" prefix if the decimal system uses the DPD format.
24709 (init_interclass_conv_libfuncs): Ditto.
24710 (init_intraclass_conv_libfuncs): Ditto.
24712 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24713 using the BID format.
24715 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24716 whether we are using the BID decimal format.
24717 * configure: Regenerate.
24719 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24720 the compiler has decimal floating point enabled. Define
24721 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24724 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24725 using the BID format.
24727 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24728 whether we are using the BID decimal format.
24729 * configure: Regenerate.
24731 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24732 the compiler has decimal floating point enabled. Define
24733 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24736 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24737 options, and that it is enabled for i386/x86_64 systems.
24739 * Makefile.in (enable_decimal_float): New.
24741 (DECNUMINC): Add -I$(DECNUMFMT).
24742 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24743 to $(DECNUMFMT) from $(DECNUM).
24745 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24746 Substitute enable_decimal_float.
24747 * configure: Regenerated.
24750 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24753 * configure.ac: Enable decimal float for x86_64-*-linux*.
24754 * configure: Regenerated.
24757 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24758 decimal128ClearSign to flip and clear the sign bit in decimal128.
24759 (decimal_real_maxval): Set decimal128SetSign to set the sign
24762 2007-03-23 Ian Lance Taylor <iant@google.com>
24764 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24766 2007-03-23 Ian Lance Taylor <iant@google.com>
24768 * tree-dump.c (dump_files): Correct comment.
24770 2007-03-23 Ian Lance Taylor <iant@google.com>
24772 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24774 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24776 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24777 in cfglayout mode. Don't go into and out of cfglayout mode.
24778 Link the blocks in the order of the constructed traces.
24779 (rest_of_handle_tracer): Adjust call to tracer.
24780 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24781 Don't go into cfglayout mode.
24782 (rtl_loop_done): Don't go out of cfglayout mode.
24783 * cfglayout.c (relink_block_chain): New function, split out from...
24784 (fixup_reorder_chain): ...here. Remove redundant checking.
24785 (cfg_layout_finalize): Don't clear the header, footer, and aux
24786 fields here, move the code to do so to relink_block_chain. Likewise
24787 for free_original_copy_tables.
24788 * rtl.h (tracer): Update prototype.
24789 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24790 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24791 mode. Use relink_block_chain to serialize the CFG according to the
24792 new basic block order. Move targetm.cannot_modify_jumps_p check from
24794 (gate_handle_reorder_blocks): ...to here.
24795 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24797 (gate_duplicate_computed_gotos): ...to here.
24798 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24799 something always changes when going into and out of cfglayout mode.
24800 Perform an expensive cfg cleanup while going into cfglayout mode.
24801 Always update liveness information on HAVE_conditional_execution
24802 targets. Reserialize the basic blocks and go out of cfglayout mode.
24803 * reg-stack.c: Include cfglayout.h.
24804 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24805 the call to reorder_basic_blocks.
24806 * basic-block.h (reorder_basic_blocks): Update prototype.
24807 (relink_block_chain): New prototype.
24808 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24810 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24812 * config/mips/mips.md (type, hazard, *movdi_32bit,
24813 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24814 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24815 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24816 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24817 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24819 (movcc): Change first xfer to multi.
24820 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24821 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24822 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24823 config/mips/generic.md: Change reservations using "xfer" to use
24825 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24826 using match_operand.
24827 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24828 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24830 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24832 2007-03-22 Richard Henderson <rth@redhat.com>
24834 * config/i386/i386.c: Remove unnecessary function declarations.
24835 Move targetm definition, and all related macros, to the end of
24836 the file. Resort some functions to put definitions before uses.
24837 (ix86_attribute_table): Make static. Move to end of file.
24838 (ix86_gimplify_va_arg): Make static.
24840 2007-03-22 Richard Henderson <rth@redhat.com>
24842 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24843 don't increase local_regparm with force_align_arg_pointer check.
24844 (ix86_function_sseregparm): Assert 32-bit.
24845 (type_has_variadic_args_p): New.
24846 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24847 type_has_variadic_args_p.
24848 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24849 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24850 use memset instead. Do maybe_vaarg check first; skip attribute
24851 tests if true; skip attribute tests for 64-bit.
24852 (construct_container): Remove TARGET_DEBUG_ARG.
24853 (function_arg_advance_32, function_arg_advance_64): Split out ...
24854 (function_arg_advance): ... from here.
24855 (function_arg_32, function_arg_64): Split out ...
24856 (function_arg): ... from here.
24857 (ix86_pass_by_reference): Tidy.
24858 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24859 (function_value_32): New, from parts of ix86_function_value
24860 and ix86_value_regno.
24861 (function_value_64): New, from parts of ix86_function_value
24862 and ix86_libcall_value.
24863 (ix86_function_value_1): New.
24864 (ix86_function_value, ix86_libcall_value): Use it.
24865 (return_in_memory_32, return_in_memory_64): Split out ...
24866 (ix86_return_in_memory): ... from here.
24867 (ix86_struct_value_rtx): Skip for 64-bit.
24868 (ix86_libcall_value, ix86_value_regno): Remove.
24869 (setup_incoming_varargs_64): Split out ...
24870 (ix86_setup_incoming_varargs): ... from here.
24871 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24872 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24873 * config/i386/i386-protos.h (ix86_function_value): Remove.
24874 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24876 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24879 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24880 infinities not supported, otherwise emit warning if -Woverflow. On
24881 underflow, emit warning if -Woverflow.
24882 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24884 * real.h (real_from_string): Update declaration
24886 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24887 Richard Henderson <rth@redhat.com>
24889 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24890 * calls.c (compute_argument_block_size, expand_call,
24891 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24892 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24893 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24894 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24895 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24896 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24897 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24898 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24901 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24903 * c-incpath.c (add_sysroot_to_chain): New.
24904 (merge_include_chains): Add sysroot argument. Call
24905 add_sysroot_to_chain if sysrooted.
24906 (register_include_chains): Update call to merge_include_chains.
24907 * doc/cppopts.texi: Document use of '=' in include directory
24910 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24912 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24913 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24914 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24915 insn pattern using X87MODEF12 mode macro.
24917 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24919 * regmove.c (regmove_optimize): Use reg_mentioned_p
24920 instead of reg_overlap_mentioned_p for DST.
24922 2007-03-21 Mike Stump <mrs@apple.com>
24924 * c.opt: Fixup for Objective-C/C++.
24926 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24928 * explow.c (convert_memory_address): Fold memory reference when
24929 POINTERS_EXTEND_UNSIGNED < 0
24931 2007-03-21 Richard Henderson <rth@redhat.com>
24934 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24935 * config/i386/mmintrin.h (__m64): Likewise.
24936 * config/i386/xmmintrin.h (__m128): Likewise.
24938 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24940 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24941 (VXWORKS_OS_CPP_BUILTINS): Define.
24942 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24943 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24945 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24947 * rtl.h (constant_pool_reference_p): Delete.
24948 (find_constant_src): Declare.
24949 * rtlanal.c (find_constant_src): New function.
24950 * simplify-rtx.c (constant_pool_reference_p): Delete.
24951 * config/i386/i386.md: Use find_constant_src instead of
24952 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24954 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24956 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24957 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24959 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24961 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24962 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24963 (arm_elf_asm_constructor): Use it.
24964 (arm_elf_asm_destructor): New function.
24966 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24968 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24970 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24972 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24974 2007-03-19 Andrew Haley <aph@redhat.com>
24976 PR tree-optimization/31264
24977 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24978 VIEW_CONVERT_EXPRs.
24980 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24982 PR rtl-optimization/30907
24983 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24984 (fwprop_init): Always call loop_optimizer_initialize.
24985 (fwprop_done): Always call loop_optimizer_finalize.
24986 (fwprop): We always have loop info now.
24987 (gate_fwprop_addr): Remove.
24988 (pass_fwprop_addr): Use gate_fwprop as gate.
24990 PR rtl-optimization/30841
24991 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24992 df_chain_alloc): Call df_reorganize_refs unconditionally.
24993 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24994 refs_organized to refs_organized_size.
24995 (df_ref_create_structure): Use refs_organized_size instead of
24996 bitmap_size if refs had been organized, and keep refs_organized_size
24998 * df.h (struct df_ref_info): Change refs_organized to
24999 refs_organized_size.
25000 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25003 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25005 * except.c (output_function_exception_table): Do not reference the
25006 EH personality routine for functions that do not require an
25009 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25012 * c-typeck.c (convert_for_assignment): Call comptypes for
25013 RECORD_TYPE or UNION_TYPE.
25015 PR inline-asm/30505
25016 * reload1.c (reload): Do invalid ASM checking after
25017 cleanup_subreg_operands.
25019 2007-03-19 Jeff Law <law@redhat.com>
25021 * tree-cfg.c (find_taken_edge): Tighten conditions for
25022 optimizing computed gotos.
25024 2007-03-19 Michael Matz <matz@suse.de>
25026 * builtins.c (expand_builtin_sync_operation,
25027 expand_builtin_compare_and_swap,
25028 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25031 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25032 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25035 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25037 * doc/tm.texi: Add brackets around the return type of
25038 TARGET_SECONDARY_RELOAD.
25040 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25041 Richard Guenther <rguenther@suse.de>
25043 PR tree-optimization/31254
25044 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25045 Use handled_component_p () where appropriate. Continue
25046 propagating into the rhs if we propagated into an INDIRECT_REF
25049 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25051 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25052 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25053 (xde, xdee): Mode attributes adjusted to support DFP modes.
25054 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25055 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25056 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25057 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25058 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25059 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25060 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25062 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25063 "movsf"): Insn definitions removed.
25064 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25065 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25066 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25068 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25069 "reload_in<mode>", "reload_out<mode>"): Expander added.
25070 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25073 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25075 * config/s390/s390.md: Only non-functional changes. Renamed
25076 FPR mode macro to BFP all over the file.
25078 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25080 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25081 (op_type attribute): RRF instruction type added.
25082 (fT0): New mode attribute.
25083 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25084 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25085 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25086 instruction no secondary memory is needed when moving DFmode values
25087 between GPRs and FPRs.
25089 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25091 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25092 inverted and documentation adjusted.
25093 ("mhard-dfp", "msoft-dfp"): New options.
25094 * config/s390/s390.c (s390_handle_arch_option): New architecture
25096 (override_options): Sanity checks for the new options added.
25097 * config.gcc: New architecture switch: z9-ec.
25098 * config/s390/s390.h (processor_flags): PF_DFP added.
25099 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25100 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25101 when the bit is NOT set so remove it from the defaults.
25103 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25105 * genemit.c (main): Print include statement for dfp.h.
25106 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25109 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25111 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25113 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25116 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25117 instead of PATTERN.
25119 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25121 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25122 attr_length_call, output_call, output_indirect_call): Cleanup
25123 formatting of targetm calls.
25125 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25127 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25129 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25131 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25132 reservation, bypass and anti-bypass descriptions for these
25133 instructions. Update move patterns.
25134 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25137 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25139 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25140 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25141 (get_initial_def_for_reduction): Likewise.
25143 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25145 Fix PR tree-optimization/29922
25146 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25147 (get_representative): Removed.
25148 (value_dies_in_block_x): Update for rvuse removal.
25149 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25150 (compute_antic_aux): Handle when PHI nodes appear in
25151 non-single-successors.
25152 (dump_bitmap_of_names): Removed.
25153 (compute_antic_safe): Renamed and removed rvuse calculation.
25154 Calculate only antic safe.
25155 (insert_into_preds_of_block): Remove assert.
25156 (execute_pre): Update for renamed functions.
25157 (defer_or_phi_translate_block): New function.
25159 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25161 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25162 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25164 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25165 Follow spelling conventions.
25167 * tree-data-ref.h: Remove the prototype for analyze_array.
25169 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25171 PR tree-optimization/31041
25172 * tree-vect-transform.c (get_initial_def_for_induction): Call
25173 force_gimple_operand.
25175 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25177 * ipa-type-escape.c (look_for_casts) : Revert code to use
25178 handled_component_p due to ada test a-numaux.adb.
25180 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25182 * final.c (final_scan_insn): Alter the condition of a
25183 conditional trap if we have nonstandard CC.
25185 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25187 * configure.ac: Remove excess quoting from asm line 0 test.
25188 * configure: Rebuilt.
25190 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25192 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25193 * c-common.c (convert_and_check): Move warning logic to...
25194 (warnings_for_convert_and_check): ...here. Define.
25195 * c-common.h (warnings_for_convert_and_check): Declare.
25197 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25199 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25200 (output_call): Likewise.
25202 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25204 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25206 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25208 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25210 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25212 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25213 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25215 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25217 PR tree-optimization/31183
25218 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25219 Use double_int instead of unsigned int for representing access_strides.
25220 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25222 2007-03-16 Richard Guenther <rguenther@suse.de>
25224 PR tree-optimization/31146
25225 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25226 to allow recursion of forward_propagate_addr_expr.
25227 (forward_propagate_addr_into_variable_array_index): Likewise.
25228 (forward_propagate_addr_expr): Likewise.
25229 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25230 (forward_propagate_addr_expr_1): Recurse on simple copies
25231 instead of propagating into them. Do so for useless conversions
25233 (forward_propagate_addr_expr): Clean up unused statements after
25236 2007-03-16 Richard Guenther <rguenther@suse.de>
25238 * builtins.c (expand_builtin_cexpi): Use the right argument
25239 for the expansion via cexp.
25241 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25243 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25244 * configure: Rebuilt.
25246 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25249 * dwarf2out.c (force_type_die): Adjust comment.
25250 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25252 2007-03-15 DJ Delorie <dj@redhat.com>
25254 * config/frv/predicates.md (minmax_operator): Don't check operands
25257 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25259 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25260 Update constant estimates of number of iterations.
25261 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25262 argument renamed to "realistic".
25263 (compute_estimated_nb_iterations): Removed.
25264 (record_niter_bound): New function.
25265 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25266 call record_nonwrapping_iv with upper = false.
25267 (infer_loop_bounds_from_signedness): Pass upper argument to
25268 record_nonwrapping_iv.
25269 (estimate_numbers_of_iterations_loop): Do not call
25270 compute_estimated_nb_iterations. Record estimate based on profile
25271 information. Initialize the constant estimates of number of
25273 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25275 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25276 number of iterations is too small.
25277 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25278 (EST_NOT_AVAILABLE): Removed.
25279 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25280 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25283 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25285 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25286 Handle NE_EXPR guards.
25288 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25291 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25292 Set also -pedantic-errors by default for the preprocessor unless
25293 -fpermissive is given.
25295 2007-03-15 Richard Guenther <rguenther@suse.de>
25297 PR middle-end/29719
25298 PR middle-end/31161
25299 * builtins.c (expand_builtin_cexpi): As a fallback if we
25300 don't have builtins for sincos or cexp create a function
25301 declaration for cexp and expand to a call to that.
25302 (expand_builtin_int_roundingfn): Always fall
25303 back to floor/ceil and its variants even if they may be
25306 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25308 PR middle-end/31159
25309 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25310 jump tables, move the call to delete_dead_jumptables from here...
25311 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25312 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25313 don't allow merging of blocks that try_redirect_by_replacing_jump
25314 also does not handle when not optimizing.
25316 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25317 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25319 * config/i386/i386.md (x86_sahf_1): Correctly handle
25322 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25325 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25326 x86_64_general_operand as operand[2] predicate. Remove "iF"
25327 from operand constraints and use "e" constraint instead.
25328 (*subti3_1, *subti3_1 splitter): Ditto.
25329 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25330 operand[1] predicate.
25332 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25334 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25335 arrays, multiply the access strides by the size of the sub-array.
25336 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25338 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25340 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25341 the configured assembler supports the sahf mnemonic.
25342 * configure: Regenerate.
25343 * config.in: Regenerate.
25345 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25346 emit "sahf" or ".byte\t0x9e" as asm template.
25348 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25351 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25352 option to replace hard coded TARGET_xxx in md file.
25353 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25354 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25355 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25356 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25357 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25358 (X86_TUNE_NOT_VECTORMODE): Ditto.
25359 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25360 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25361 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25362 (TUNE_SLOW_IMUL_IMM8): Ditto.
25363 (TUNE_MOVE_M1_VIA_OR): Ditto.
25364 (TUNE_NOT_UNPAIRABLE): Ditto.
25365 (TUNE_NOT_VECTORMODE): Ditto.
25367 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25370 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25371 tuning options instead of hard coded TARGET_xxx.
25372 (fix ssemode peephole2's): Ditto.
25373 (imul peephole2's): Ditto.
25375 (movdi_or_rex64): Ditto.
25376 (move peephole2): Ditto.
25377 (not peephole2's): Ditto.
25379 2007-03-14 Dirk Mueller <dmueller@suse.de>
25381 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25382 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25383 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25385 * c-parser.c (c_parser_do_statement): Warn about empty body in
25386 do/while statement.
25387 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25388 * doc/invoke.texi (-Wempty-body): Update documentation.
25390 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25393 * c-common.h (warn_for_div_by_zero): Declare.
25394 * c-common.c (warn_for_div_by_zero): Define.
25395 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25398 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25400 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25401 to PREFIX and STANDARD_PREFIX.
25403 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25404 Phil Edwards <phil@codesourcery.com>
25406 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25407 (__gthread_once_t): Remove busy field for RTPs.
25408 (__GTHREAD_ONCE_INIT): Update accordingly.
25410 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25412 * doc/invoke.texi: Document VxWorks options.
25414 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25416 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25418 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25420 PR tree-optimization/30590
25421 * tree-nrv.c (tree_nrv): Check for the partial update of the
25424 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25426 * flags.h (flag_random_seed): Remove declaration, in favor of...
25427 * toplev.h (get_random_seed, set_random_seed): ... these.
25428 * tree.c (get_file_function_name): Use the former.
25429 * opts.c (common_handle_option): Use the latter.
25432 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25434 PR middle-end/31127
25435 * cse.c (cse_find_path): Do not bail out if a basic block that
25436 we already visited now becomes part of a path that starts at a
25437 different basic block. Just disallow this, to make sure we
25438 visit each basic block at most once.
25440 2007-03-13 Jan Hubicka <jh@suse.cz>
25442 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25443 attributes, when profile esitmate is present, calls with very low
25444 frequency are cold.
25446 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25448 PR tree-optimization/30730
25449 PR tree-optimization/26900
25450 * tree-ssa-loop-niter.c: Include gmp.h.
25451 (bounds): New type.
25452 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25453 split_to_var_and_offset, determine_value_range,
25454 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25455 bound_difference, bounds_add, bounds_negate,
25456 number_of_iterations_ne_max, dump_affine_iv): New functions.
25457 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25458 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25459 difference of initial and final value of control iv to validate
25461 (number_of_iterations_cond): Add loop parameter. Determine bounds
25462 on the difference of the extremes of the control iv. Add dumps.
25463 (expand_simple_operations): Handle phi nodes.
25464 (simplify_using_initial_conditions): Do not record used conditions.
25465 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25466 Do not set additional_info.
25467 (implies_nonnegative_p, implies_ge_p): Removed.
25468 (derive_constant_upper_bound): Do not use parameter `additional'.
25469 (record_estimate): Parameter `additional' removed. Parameter
25470 `i_bound' added. Do not call derive_constant_upper_bound.
25471 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25472 bound the number of iterations estimate.
25473 (estimate_numbers_of_iterations_loop): Pass the estimate from
25474 the number of iterations analysis to record_estimate.
25475 * tree.h (multiple_of_p): Declare.
25476 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25477 (scev_const_prop): Do not check expression_expensive_p.
25478 * fold-const.c (multiple_of_p): Exported.
25479 * double-int.c (double_int_mask): Exported.
25480 * double-int.h (double_int_mask): Declare.
25481 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25482 field. Added max field.
25484 2007-03-13 David Taylor <taylor@candd.org>
25487 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25490 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25493 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25494 two unamed patterns.
25496 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25498 * config/i386/i386.opt (mcx16, msahf): New options.
25499 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25500 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25502 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25503 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25504 Output -mcx16 and -msahf options when corresponding bit is set.
25506 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25507 and -msahf options.
25509 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25511 * configure.ac: Test for assembler tolerance to # 0 "".
25512 * configure, config.in: Rebuilt.
25513 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25515 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25517 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25519 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25520 (handle_syscall): Handle direct system calls.
25521 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25523 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25525 * doc/invoke.texi: Fix cpp.info cross-reference.
25526 * doc/passes.texi: Fix gcc.info cross-reference.
25528 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25530 PR tree-optimization/30835
25531 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25532 bb_for_stmt is not NULL before accessing it.
25534 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25536 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25539 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25542 * doc/install.texi: Document --enable-stage1-languages
25544 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25546 * tree-pass.h (pass_into_cfg_layout_mode,
25547 pass_outof_cfg_layout_mode): Declare.
25548 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25549 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25550 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25551 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25553 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25555 * c-decl.c (warn_variable_length_array): New function.
25556 Refactored from grokdeclarator to handle warn_vla
25557 and handle unnamed array case.
25558 (grokdeclarator): Refactored VLA warning case.
25559 * c.opt (Wvla): New flag.
25560 * doc/invoke.texi (Wvla): New warning.
25562 2007-03-12 Richard Henderson <rth@redhat.com>
25564 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25565 (TARGET_SECTION_TYPE_FLAGS): New.
25567 2007-03-12 Richard Henderson <rth@redhat.com>
25569 * config/darwin.c (machopic_reloc_rw_mask): New.
25570 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25571 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25573 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25575 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25576 * cppdefault.h (cpp_PREFIX): Document.
25577 (cpp_PREFIX_len): Likewise.
25578 (cpp_EXEC_PREFIX): New variable.
25579 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25580 * c-incpath.c (add_standard_paths): Correct logic for relocating
25581 paths within prefix.
25583 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25585 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25586 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25588 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25589 fix_truncdfdi_sse using SSEMODEF mode macro.
25590 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25591 fix_truncdfsi_sse using SSEMODEF mode macro.
25592 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25593 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25595 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25597 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25598 elfos.h to tm_file.
25600 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25602 * tree.h : Add multiple_of_p declaration.
25603 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25604 * ipa-type-escape.c (results_of_malloc): Redundant.
25605 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25606 (cast_type): Extended with new members.
25607 (check_cast): Returns cast_type.
25608 (cast): New structure for data of walk_use_def_chains.
25609 (is_malloc_result, is_cast_from_non_pointer_1,
25610 is_cast_from_non_pointer,
25611 is_array_access_through_pointer_and_index): New functions.
25612 (look_for_casts): Returns cast types.
25613 (check_call): Returns void.
25614 (okay_pointer_operation): Use support of pointer plus index,
25615 pointer plus constant and allow all multiplications.
25617 2007-03-11 Richard Guenther <rguenther@suse.de>
25619 PR tree-optimization/31115
25620 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25621 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25622 A shift count of zero is not special as with *_DIV_EXPR.
25623 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25626 2007-03-11 Ian Lance Taylor <iant@google.com>
25628 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25629 the *_DIV_EXPR codes correctly with overflow infinities.
25631 2007-03-11 Ira Rosen <irar@il.ibm.com>
25633 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25634 indicate success/failure of the analysis. Add negation to subtrahend
25635 in case of subtraction. Fail if both operands contain constants.
25636 (create_data_ref): Fail if analyze_offset fails.
25638 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25640 * config/i386/i386.md (frndintxf2): Rename to ...
25641 (rintxf2): ... this. Remove expander having same name.
25642 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25643 (roundsf2, rounddf2): Ditto.
25644 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25645 (lround<mode>di2, lround<mode>si2): Ditto.
25647 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25649 * lower-subreg.c: Include except.h.
25650 (decompose_multiword_subregs): Verify that the only control flow
25651 insns we can split are loads to multi-words pseudos.
25652 Handle breaking such blocks after splitting, instead of calling
25653 find_many_sub_basic_blocks.
25655 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25656 on the new basic block. Add a lengthy comment explaining why we
25657 thought this was necessary.
25658 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25660 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25663 * tree.c (walk_type_fields): Recurse into the element type of
25664 ARRAY_TYPEs if there is a pointer set.
25666 2007-03-10 Dirk Mueller <dmueller@suse.de>
25668 * c-common.c (warn_logical_operator): Fix condition.
25670 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25672 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25674 * config/darwin.c (machopic_select_section): Remove superfluous
25675 argument in call to categorize_decl_for_section. Remove unused
25678 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25680 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25682 * configure: Regenerate.
25684 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25687 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25688 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25689 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25690 Add LABEL_NUSES to emitted label.
25691 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25692 branch probability value to emitted jump insn.
25693 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25694 Do not check life information and do not re-arrange input operands
25695 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25697 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25699 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25700 the change of decode_asm_operands.
25702 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25704 * mode-switching.c (create_pre_exit): Skip blockage insn.
25706 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25708 * tree-pass.h (TODO_update_smt_usage): Remove.
25710 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25714 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25716 * pa.c (attr_length_call): Revise condition for long
25717 pc-relative branch.
25718 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25719 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25720 sequence on SOM target.
25722 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25724 * gcc.c: Document %{, in big comment at top.
25725 (input_suffix_matches): Remove special handling for .s and
25727 (input_spec_matches): New.
25728 (handle_braces): Handle %{,.
25729 (validate_switches): ',' indicates a value which is not a switch.
25730 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25731 to detect assembler input.
25732 * config/i386/sol2.h (CPP_SPEC): Likewise.
25733 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25734 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25735 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25736 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25737 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25738 -m64 causes deployment target to default to 10.5.
25739 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25741 2007-03-09 Richard Henderson <rth@redhat.com>
25744 * target.h (targetm.asm.out.reloc_rw_mask): New.
25745 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25746 (TARGET_ASM_OUT): Use it.
25747 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25748 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25749 use the new reloc_rw_mask target hook instead.
25750 (default_section_type_flags_1): Merge into...
25751 (default_section_type_flags): ... here.
25752 (decl_readonly_section_1): Merge into...
25753 (decl_readonly_section): ... here.
25754 (default_elf_select_section_1): Merge into...
25755 (default_elf_select_section): ... here.
25756 (default_unique_section_1): Merge into...
25757 (default_unique_section): ... here.
25758 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25759 (default_select_rtx_section): Use it.
25760 (default_elf_select_rtx_section): Likewise.
25761 * output.h: Update to match.
25762 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25763 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25764 (TARGET_ASM_RELOC_RW_MASK): New.
25765 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25766 to categorize_decl_for_section.
25767 (x86_64_elf_unique_section): Likewise.
25768 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25769 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25770 (TARGET_ASM_RELOC_RW_MASK): New.
25771 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25772 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25773 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25774 (TARGET_RWRELOC): Remove.
25775 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25776 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25777 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25778 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25779 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25780 (rs6000_xcoff_select_section): Use decl_readonly_section.
25781 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25782 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25783 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25784 (TARGET_SECTION_TYPE_FLAGS): Remove.
25785 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25787 2007-03-09 Roger Sayle <roger@eyesopen.com>
25789 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25790 complex constant equality/inequality comparisons for here.
25791 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25792 known at compile-time or can be simplified to a scalar comparison.
25793 (fold_relational_const): Move compile-time evaluation of complex
25794 constant equality/inequality comparisons to here.
25796 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25798 PR rtl-optimization/30643
25799 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25801 (fold_rtx): Recurse, like before 2006-11-03.
25803 2007-03-09 DJ Delorie <dj@redhat.com>
25805 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25808 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25810 PR tree-optimization/30375
25811 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25812 LHS of statements is not the same.
25813 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25815 2007-03-09 Chao-ying Fu <fu@mips.com>
25817 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25819 * doc/invoke.texi (-mdspr2): Document new option.
25820 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25821 New unspec for DSP REV 2.
25822 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25823 these instructions are extended in DSP REV 2.
25824 (mips-dspr2.md): Include.
25825 * config/mips/mips.opt (mdspr2): New option.
25826 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25827 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25828 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25829 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25830 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25831 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25832 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25834 (bdesc_map): Add one field of unsupported_target_flags.
25835 (bdesc_arrays): Update entries to have extra fields. Add
25837 (mips_init_builtins): Initialize new function types.
25838 Check unsupported_target_fileds to filter out builtins.
25839 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25841 (ASM_SPEC): Pass mdspr2 to the assembler.
25842 * config/mips/mips-dspr2.md: New file.
25844 2007-03-09 Sa Liu <saliu@de.ibm.com>
25846 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25848 2007-03-09 Ian Lance Taylor <iant@google.com>
25850 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25851 argument) like -Wstrict-overflow=2.
25852 * doc/invoke.texi (Warning Options): Update documentation.
25854 2007-03-09 Dirk Mueller <dmueller@suse.de>
25857 * doc/invoke.texi (-Wlogical-op): Document.
25858 * common.opt (-Wlogical-op): New.
25859 * c-common.h (warn_logical_operator): Declare.
25860 * c-common.c (warn_logical_operator): Define.
25861 * c-typeck.c (parser_build_binary_op): Call
25862 warn_logical_operator.
25864 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25866 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25867 * final.c (final_scan_insn): Test for non-"" file name.
25869 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25871 * doc/loop.texi: Document the Omega linear constraints solver.
25872 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25873 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25874 omega-hash-table-size, omega-max-keys, and
25875 omega-eliminate-redundant-constraints.
25876 * tree-pass.h (pass_check_data_deps): Declared.
25879 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25880 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25881 pass_check_data_deps): New.
25882 * tree-data-ref.c (init_data_ref): Remove declaration.
25883 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25884 (analyze_array): Renamed init_array_ref, move up initializations.
25885 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25886 Removed arguments that are set to NULL.
25887 (analyze_indirect_ref): Correct indentation, correct call to
25889 (object_analysis): Call init_array_ref instead of analyze_array.
25890 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25891 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25892 of DR_ACCESS_FNS_ADDR.
25893 (init_omega_eq_with_af, omega_extract_distance_vectors,
25894 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25895 ddr_consistent_p): New.
25896 (compute_affine_dependence): Check consistency of ddrs when
25897 flag_check_data_deps is passed.
25898 (analyze_all_data_dependences): Uncomment.
25899 (tree_check_data_deps): New.
25900 * tree-data-ref.h: Include omega.h.
25901 (DR_ACCESS_FNS_ADDR): Removed.
25902 (data_dependence_relation): Add inner_loop.
25903 (DDR_INNER_LOOP): New.
25904 * common.opt (fcheck-data-deps): New.
25905 * tree-flow.h (tree_check_data_deps): Declare.
25906 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25907 (OBJS-common): Depend on omega.o.
25909 * passes.c (pass_check_data_deps): Scheduled.
25910 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25911 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25912 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25913 PARAM_VECT_MAX_VERSION_CHECKS,
25914 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25916 2007-03-09 Richard Guenther <rguenther@suse.de>
25918 PR tree-optimization/30904
25919 PR middle-end/31058
25920 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25921 the same way as *_DIV_EXPR.
25923 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25925 * recog.c (decode_asm_operands): No mixed declarations and code.
25927 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25929 * rtl.def (ASM_INPUT): Add location.
25930 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25931 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25932 (decode_asm_operands): Add loc operand.
25933 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25934 * stmt.c (expand_asm): Rename to...
25935 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25936 gen_rtx_ASM_INPUT_loc.
25937 (expand_asm_expr): Adjust.
25938 * recog.c (decode_asm_operands): Add loc operand.
25939 (check_asm_operands, extract_insn): Adjust.
25940 * reload1.c (maybe_fix_stack_asms): Likewise.
25941 * final.c (asm_insn_count): Likewise.
25942 (final_scan_insn): Output # line before and after asm.
25944 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25946 * tree-ssa-structalias.c (variable_info): Remove
25948 (new_var_info): Ditto.
25949 (shared_bitmap_info_t): New structure.
25950 (shared_bitmap_table): New variable.
25951 (shared_bitmap_hash): New function.
25952 (shared_bitmap_eq): Ditto
25953 (shared_bitmap_lookup): Ditto.
25954 (shared_bitmap_add): Ditto.
25955 (merge_smts_into): Change to take bitmap directly.
25956 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25957 (init_alias_vars): Init shared bitmap hashtable.
25958 (delete_points_to_sets): Delete shared bitmap hashtable.
25959 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25960 is_aliased removal as a change that was still necessary was
25963 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25965 * config/i386/i386.h (override_options): Conditionally disable
25966 x86_sahf for 64bit targets only.
25968 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25971 * c-decl.c (merge_decls): Don't call make_var_volatile.
25972 * varasm.c (make_var_volatile): Remove.
25973 * output.h (make_var_volatile): Remove.
25975 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25977 PR tree-optimization/31085
25978 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25980 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25982 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25983 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25984 ATTR_CONST_NOTHROW_LIST.
25986 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25989 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25991 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25993 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25996 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25998 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25999 passed, use shared libgcc.
26001 2007-03-08 Roger Sayle <roger@eyesopen.com>
26003 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26004 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26005 (honor_protect_cleanup_actions, lower_try_finally_switch):
26007 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26008 ifc_temp_var): Likewise.
26009 * tree-inline.c (setup_one_parameter): Likewise.
26010 * tree-mudflap.c (mf_decl_cache_locals,
26011 mf_build_check_statement_for): Likewise.
26012 * tree-nested.c (init_tmp_var, save_tmp_var,
26013 finalize_nesting_tree_1): Likewise.
26014 * tree-outof-ssa.c (insert_copy_on_edge,
26015 insert_backedge_copies): Likewise.
26016 * tree-profile.c (tree_gen_edge_profiler,
26017 tree_gen_ic_profiler): Likewise.
26018 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26019 * tree-sra.c (sra_build_assignment): Likewise.
26020 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26021 * tree-ssa-math-opts.c (insert_reciprocals,
26022 execute_cse_sincos_1): Likewise.
26023 * tree-tailcall.c (adjust_accumulator_values,
26024 adjust_return_value): Likewise.
26025 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26026 * tree-vect-transform.c (vect_create_data_ref_ptr,
26027 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26028 vect_create_epilog_for_reduction, vectorizable_reduction,
26029 vectorizable_call, vectorizable_conversion,
26030 vectorizable_assignment, vectorizable_operation,
26031 vectorizable_type_demotion, vect_gen_widened_results_half,
26032 vect_permute_store_chain, vectorizable_store,
26033 vect_setup_realignment, vect_permute_load_chain,
26034 vectorizable_load, vectorizable_condition,
26035 vect_create_cond_for_align_checks): Likewise.
26036 * tree-vrp.c (build_assert_expr_for): Likewise.
26038 2007-03-08 Ian Lance Taylor <iant@google.com>
26040 * tree-vrp.c: Include "intl.h".
26041 (usable_range_p): New static function.
26042 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26043 overflowed values, juts set *strict_overflow_p.
26044 (compare_values): Only return -2 if one of the operands is not a
26046 (compare_ranges): Call usable_range_p.
26047 (compare_range_with_value): Likewise.
26048 (vrp_evaluate_conditional_warnv): Rename from
26049 vrp_evaluate_conditional. Make static. Change all callers.
26050 (vrp_evaluate_conditional): New function.
26051 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26052 on signed overflow.
26053 (simplify_abs_using_ranges): Likewise.
26054 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26055 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26056 within_stmt parameter.
26057 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26058 vrp_evaluate_conditional.
26059 * tree-ssa-threadedge.c
26060 (record_temporary_equivalences_from_stmts_at_dest): Change
26061 simplify parameter to take a second tree parameter.
26062 (simplify_control_stmt_condition): Likewise.
26063 (thread_across_edge): Likewise.
26064 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26065 (thread_across_edge): Likewise.
26066 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26068 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26070 * config/i386/i386.h (TARGET_SAHF): New define.
26071 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26072 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26073 (x86_sahf): New global variable.
26074 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26075 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26076 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26077 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26079 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26080 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26081 when expanding fcomi/sahf based tests.
26082 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26083 expanding sahf based alternative. Emit sahf based sequence when
26084 optimizing for code size.
26085 * config/i386/i386.md (x86_sahf_1): Do not disable for
26086 TARGET_64BIT, enable for TARGET_SAHF.
26088 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26090 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26091 spurious whitespace from error message.
26093 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26096 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26098 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26100 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26102 * tree-sra.c (instantiate_element): Propagate disabled warnings
26103 from the element itself to the created variable.
26105 2007-03-07 Richard Henderson <rth@redhat.com>
26108 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26109 silently fix up the stack in the case of a missing register.
26111 2007-03-07 Paul Brook <paul@codesourcery.com>
26113 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26115 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26117 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26119 (phase1_vrs): Use them.
26120 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26121 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26122 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26123 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26124 __gnu_Unwind_Restore_WMMXC if required.
26125 (_Unwind_VRS_Pop): Implement iWMMXt support.
26126 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26127 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26128 gnu_Unwind_Save_WMMXC): Define.
26130 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26132 * config/vxworks.h (vxworks_override_options): Declare.
26133 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26134 * config/vxworks.c: Include target.h and toplev.h.
26135 (vxworks_override_options): New function.
26136 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26138 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26140 * config/s390/s390.c (override_options): Don't emit an error when
26141 -mstack-size is used without providing -mstack-guard.
26142 (s390_emit_prologue): Choose stack_guard value automatically if not
26143 provided via command line.
26144 * doc/invoke.texi: Adjust description of -mstack-guard and
26147 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26149 * config/i386/i386.c (output_set_got): Add a GOT initialization
26150 sequence for VxWorks PIC.
26151 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26152 around labels as well as symbols. Use gotoff_operand instead
26153 of local_symbolic_operand.
26154 (legitimize_pic_address): Use gotoff_operand instead of
26155 local_symbolic_operand. Use @GOT accesses for labels as
26157 (ix86_output_addr_diff_elt): Use PC-relative rather than
26158 GP-relative offsets for VxWorks PIC.
26159 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26160 no_new_pseudos. Check whether the returned register is op0.
26161 * config/i386/i386.md (tablejump): Use PC-relative rather than
26162 GP-relative offsets for VxWorks PIC.
26163 * config/i386/predicates.md (gotoff_operand): New predicate.
26165 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26167 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26169 * config/vxworks-dummy.h: New file.
26170 * config/i386/i386.h: Include it.
26172 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26174 * dwarf2out.c (is_inlined_entry_point): New
26175 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26176 DW_AT_ranges if the first subblock is the entry point.
26178 2007-03-06 David Daney <ddaney@avtrex.com>
26180 * doc/install.texi (mips-*-*): Change recommended binutils
26183 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26185 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26186 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26188 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26189 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26191 2007-03-06 Jan Hubicka <jh@suse.cz>
26193 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26194 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26196 (probably_cold_bb_p): Cold functions are cold.
26197 (probably_never_executed_bb_p): Cold functions are cold.
26198 (tree_bb_level_predictions): Predict calls to cold functions as not
26200 (compute_function_frequency): Check hot/cold attributes.
26201 * function.h (function_frequency): Update comments.
26202 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26203 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26204 (c_common_att): Add cold and hot.
26206 * doc/extend.texi (hot,cold attributes): Document.
26208 2007-03-06 Andrew Haley <aph@redhat.com>
26210 * function.c (expand_function_end): Move blockage to just after we
26211 emit the label for the naked return from the function.
26213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26215 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26218 2007-03-06 Jan Hubicka <jh@suse.cz>
26220 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26221 loaded for constant large models. Non-large 64bit PIC can do.
26222 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26223 * cmodel.h: Add LARGE PIC.
26224 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26225 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26227 (*call_1_rex64): Disable for large models.
26228 (*call_1_rex64_large): New.
26229 (*call_value_1_rex64): Disable for large models.
26230 (*call_value_1_rex64_large): New.
26231 (set_rip_rex4): New.
26232 (set_got_offset_rex64): New.
26233 * config/i386/predicates.md (constant_call_address_operand): For
26234 large model constant calls are not possible.
26235 * config/i386/i386-protos.h (construct_plt_address): Declare.
26236 * config/i386/i386.c (override_options): Accept large models.
26237 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26238 (legitimate_constant_p): Add new UNSPECs.
26239 (legitimate_pic_operand_p): Likewise.
26240 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26241 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26243 (output_pic_addr_const): Add PLTOFF.
26244 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26245 (ix86_expand_move): Legitimize pic address when in PIC mode.
26246 (construct_plt_address): New function.
26247 (ix86_expand_call): Offload the address to register and use GOT
26248 pointer for large model.
26249 * invoke.texi (mcmodel=large): Update documentation.
26251 2007-03-06 Richard Henderson <rth@redhat.com>
26253 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26254 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26255 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26256 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26257 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26258 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26259 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26260 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26261 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26262 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26263 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26264 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26265 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26266 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26267 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26268 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26269 x86_schedule, x86_use_bt, x86_pad_returns,
26270 x86_use_xchgb): Merge into ...
26271 (ix86_tune_features): ... here. New array.
26272 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26273 x86_bswap): Merge into ...
26274 (ix86_arch_features): ... here. New array.
26275 (x86_3dnow_a): Remove.
26276 (x86_accumulate_outgoing_args): Make static.
26277 (x86_arch_always_fancy_math_387): Make static.
26278 (ix86_tune_mask, ix86_arch_mask): Move ...
26279 (override_options): ... to local variables here. Apply the
26280 appropriate mask to each element of ix86_arch_features and
26281 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26282 as were done in the old macros.
26283 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26284 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26285 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26286 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26287 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26288 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26289 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26290 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26291 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26292 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26293 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26294 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26295 x86_accumulate_outgoing_args, x86_prologue_using_move,
26296 x86_epilogue_using_move, x86_decompose_lea,
26297 x86_arch_always_fancy_math_387, x86_shift1,
26298 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26299 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26300 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26301 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26302 x86_use_incdec, x86_pad_returns, x86_bswap,
26303 x86_partial_flag_reg_stall): Remove.
26304 (enum ix86_tune_indices): New.
26305 (ix86_tune_features): New.
26306 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26307 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26308 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26309 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26310 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26311 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26312 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26313 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26314 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26315 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26316 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26317 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26318 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26319 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26320 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26321 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26322 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26323 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26324 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26325 TARGET_EXT_80387_CONSTANTS): Use it.
26326 (enum ix86_arch_indices): New.
26327 (ix86_arch_features): New.
26328 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26329 TARGET_BSWAP): Use it.
26330 (ix86_tune_mask, ix86_arch_mask): Remove.
26332 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26335 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26336 Define using $${sysroot_headers_suffix}.
26337 * configure: Regenerate.
26338 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26339 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26341 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26342 * gcc.c (print_sysroot_headers_suffix): New.
26343 (option_map): Include --print-sysroot-headers-suffix.
26344 (display_help): Mention -print-sysroot-headers-suffix.
26345 (process_command): Handle -print-sysroot-headers-suffix.
26346 (do_spec_1): Append multilib directory to include-fixed path if
26347 sysroot suffixes in use.
26348 (main): Handle -print-sysroot-headers-suffix.
26349 * Makefile.in (start.encap): Don't depend on xlimits.h
26350 (xlimits.h): Remove.
26351 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26352 limits.h for each multilib in fixinc_list.
26353 (fixinc_list, s-fixinc_list): New.
26354 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26355 generate them for each multilib in fixinc_list.
26356 (stmp-fixproto): Use include-fixed. Run fixproto for each
26357 multilib in fixinc_list.
26358 (mostlyclean): Don't remove xlimits.h.
26359 (clean): Remove include-fixed.
26360 (real-install-headers-tar, real-install-headers-cpio,
26361 real-install-headers-cp): Don't copy include, only include-fixed.
26362 (install-mkheaders): Depend on fixinc_list. Don't depend on
26363 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26364 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26365 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26367 2007-03-06 Jan Hubicka <jh@suse.cz>
26369 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26374 * configure.ac: Allow tm_file to contain build-directory files.
26375 * configure: Regenerate.
26376 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26377 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26378 * config/m68k/print-sysroot-suffix.sh: New file.
26380 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26382 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26383 of pic_offset_table_rtx if reload_completed.
26384 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26385 PIC_OFFSET_TABLE_REGNUM.
26386 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26388 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26389 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26391 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26393 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26394 functions that call eh_return.
26396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26398 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26399 functions that need a constant pool.
26401 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26404 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26405 (m68k_preferred_reload_class): Likewise.
26406 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26407 (SECONDARY_RELOAD_CLASS): Define.
26408 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26409 (LIMIT_RELOAD_CLASS): Delete.
26410 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26411 registers from storing bytes.
26412 (m68k_secondary_reload_class): New function.
26413 (m68k_preferred_reload_class): Likewise.
26415 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26417 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26419 (m68k_expand_prologue): Likewise.
26421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26423 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26424 (mips_expand_epilogue): Add a bool parameter.
26425 (m68k_legitimize_sibcall_address): Declare.
26426 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26427 (m68k_expand_epilogue): Add a parameter to select between sibling
26428 and normal epilogues. Only generate a return for the latter.
26429 (m68k_ok_for_sibcall_p): New function.
26430 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26431 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26432 (sibcall_value, *sibcall_value): Likewise.
26433 (*call, *call_value): Require !SIBLING_CALL_P.
26434 (epilogue): Update call to m68k_expand_epilogue.
26435 (sibcall_epilogue): New pattern.
26436 * config/m68k/predicates.md (const_call_operand): Say that this
26437 predicate applies to sibling calls too.
26438 (sibcall_operand): New predicate.
26440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26442 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26443 alternatives as movsi_cf.
26444 (movsf_cf_hard): Add commentary.
26446 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26447 Richard Sandiford <richard@codesourcery.com>
26449 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26450 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26451 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26452 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26453 as being live on exit from an interrupt function.
26454 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26455 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26456 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26457 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26458 (m68k_interrupt_function_p): Globalize.
26459 (m68k_compute_frame_layout): Remove reverse mask code.
26460 (m68k_emit_movem, m68k_set_frame_related): New functions.
26461 (m68k_output_function_prologue): Delete in favor of...
26462 (m68k_expand_prologue): ...this new function.
26463 (m68k_output_function_epilogue): Delete in favor of...
26464 (m68k_expand_epilogue): ...this new function.
26465 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26467 (print_operand): Handle %?.
26468 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26469 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26470 (prologue, epilogue): New patterns.
26471 (return): Turn into a define_expand.
26472 (*return): New pattern, derived from old "return" pattern. Use rte
26473 rather than rts for interrupt functions. Only use rtd if the pop
26475 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26476 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26477 (link, *link, unlink, *unlink, load_got): Likewise.
26479 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26483 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26484 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26485 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26486 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26487 and m68k_matches_u_p.
26488 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26489 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26490 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26491 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26492 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26493 (REG_STRICT_P): New macro.
26494 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26495 PCREL_GENERAL_OPERAND_OK.
26496 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26497 m68k_legitimate_base_reg_p.
26498 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26499 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26500 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26501 * config/m68k/m68k.c (m68k_address): New structure.
26502 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26503 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26504 (m68k_jump_table_ref_p, m68k_decompose_address)
26505 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26506 (m68k_matches_u_p): New functions.
26507 (print_operand_address): Rewrite to use m68k_decompose_index.
26509 2007-03-05 David Taylor <dtaylor@emc.com>
26511 * gcc.c: Correct copyright date in --version output.
26513 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26515 * pa.md: In unamed move patterns, disparge copies between general
26516 and floating point registers using '?' modifier. Don't include 'f'
26517 constraint for register preferences in DImode, SImode, HImode and
26518 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26519 Remove constraints for copies between general and floating registers
26520 in soft-float DFmode pattern.
26521 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26525 2007-03-05 Mike Stump <mrs@apple.com>
26527 * c-common.c (targetcm): Add.
26528 * c-opts.c (c_common_handle_option): Handle language specific
26530 * opts.c (handle_option): Verify language for target options, if
26532 * opth-gen.awk: Add CL_LANG_ALL.
26533 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26534 (TARGETCM_INITIALIZER): Add.
26535 * target.h (struct gcc_targetcm): Add.
26537 * targhooks.c (default_handle_c_option): Add.
26538 * targhooks.h (default_handle_c_option): Add.
26539 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26541 * config/darwin.opt (iframework): Add.
26542 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26543 * config/darwin-c.c (handle_c_option): Add.
26544 (TARGET_HANDLE_C_OPTION): Add.
26546 * doc/invoke.texi (Darwin Options): Add -iframework.
26548 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26550 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26553 2007-03-05 Ian Lance Taylor <iant@google.com>
26555 * c.opt (fgnu89-inline): New option.
26556 * c-opts.c (c_common_post_options): Set default value for
26558 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26559 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26561 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26562 (grokdeclarator, start_function): Likewise.
26563 * c-cppbuiltin.c (c_cpp_builtins): Define either
26564 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26565 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26566 (C Dialect Options): Document -fgnu89-inline.
26567 * doc/extend.texi (Function Attributes): Explain what the
26568 gnu_inline attribute does.
26569 * doc/cpp.texi (Common Predefined Macros): Document
26570 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26572 2007-03-05 Ian Lance Taylor <iant@google.com>
26574 PR tree-optimization/31034
26575 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26576 half-range if the other side is an overflow infinity.
26578 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26580 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26581 (bfin*-linux-uclibc*): New configuration.
26582 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26584 * config/bfin/linux.h: New file.
26585 * config/bfin/libgcc-bfin.ver: New file.
26586 * config/bfin/t-bfin-uclinux: New file.
26587 * config/bfin/t-bfin-linux: New file.
26588 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26589 (TARGET_OS_CPP_BUILTINS): New macro.
26591 2007-03-05 Richard Guenther <rguenther@suse.de>
26593 * fold-const.c (fold_binary): Remove duplicate folding
26594 of comparison of non-null ADDR_EXPR against null.
26596 2007-03-05 Richard Guenther <rguenther@suse.de>
26597 Dorit Nuzman <dorit@il.ibm.com>
26599 PR tree-optimization/26420
26600 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26601 are no loops in the function. Only print the number of
26602 vectorized loops if it is greater than zero or we are supposed
26603 to print information about unvectorized loops.
26605 2007-03-05 Revital Eres <eres@il.ibm.com>
26607 * gcc.dg/var-expand1.c: New test.
26608 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26609 when an accumulator is expanded.
26611 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26614 * c-common.c (convert_and_check): Don't give warnings for
26615 conversion if 'expr' already overflowed.
26617 2007-03-04 Roger Sayle <roger@eyesopen.com>
26619 PR middle-end/30744
26620 * fold-const.c (fold_comparison): Enforce type consistency when
26621 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26623 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26625 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26626 containing a cast to the base of TARGET_MEM_REF.
26628 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26630 * tree.c (tree_contains_struct_check_failed): Remove spurious
26631 whitespace from error message.
26633 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26636 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26637 instead of precision.
26639 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26640 Nathan Sidwell <nathan@codesourcery.com>
26642 * emit-rtl.c (find_auto_inc): New.
26643 (try_split): recreate REG_INC notes,
26644 Use regular for loops rather than whiles.
26646 2007-03-03 Andreas Schwab <schwab@suse.de>
26648 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26649 * configure: Regenerate.
26651 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26653 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26654 flag_rounding_math, not flag_unsafe_math_optimizations.
26656 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26658 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26659 alpha_fold_vector_minmax): Likewise.
26660 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26661 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26663 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26665 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26666 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26667 if the lhs has side-effects.
26668 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26670 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26672 * config/i386/i386.h (TUNEMASK): Remove define.
26673 (ARCHMASK): Remove define.
26674 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26675 Use ix86_arch_mask variable instead of ARCHMASK.
26676 * config/i386/i386.c (override_options): Ditto.
26677 (standard_80387_constant_p): Ditto.
26679 2007-03-02 Ian Lance Taylor <iant@google.com>
26681 Used signed infinities in VRP.
26682 * tree-vrp.c (uses_overflow_infinity): New static function.
26683 (supports_overflow_infinity): New static function.
26684 (make_overflow_infinity): New static function.
26685 (negative_overflow_infinity): New static function.
26686 (positive_overflow_infinity): New static function.
26687 (is_negative_overflow_infinity): New static function.
26688 (is_positive_overflow_infinity): New static function.
26689 (is_overflow_infinity): New static function.
26690 (overflow_infinity_range_p): New static function.
26691 (compare_values_warnv): New function split out of compare_values.
26692 (compare_value): Call it.
26693 (set_value_range_to_nonnegative): Add overflow_infinity
26694 parameter. Change caller.
26695 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26697 (vrp_expr_computes_nonzero): Likewise.
26698 (compare_ranges, compare_range_with_value): Likewise.
26699 (compare_name_with_value, compare_names): Likewise.
26700 (vrp_evaluate_conditional): Likewise.
26701 (set_value_range): Handle infinity
26702 (vrp_operand_equal_p, operand_less_p): Likewise.
26703 (extract_range_from_assert): Likewise.
26704 (vrp_int_const_binop): Likewise.
26705 (extract_range_from_binary_expr): Likewise.
26706 (extract_range_from_unary_expr): Likewise.
26707 (extract_range_from_comparison): Likewise.
26708 (extract_range_from_expr): Likewise.
26709 (dump_value_range): Likewise.
26710 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26711 (test_for_singularity): Likewise.
26712 (vrp_int_const_binop): Remove inline qualifier.
26713 (adjust_range_with_scev): Add comment.
26714 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26716 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26718 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26719 (get_constraint_for): Likewise.
26720 (do_structure_copy): Likewise.
26721 (find_func_aliases): Fix references to MODIFY_EXPR.
26722 (intra_create_variable_infos): Tidy.
26723 * tree-ssa-operands.c (add_virtual_operand): Add argument
26725 When adding members of alias sets, if IS_CALL_SITE is true and
26726 the symbol is not call-clobbered, skip it.
26727 Adjust all callers.
26729 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26731 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26732 entry by means of emit_insn_at_entry.
26734 2007-03-02 Richard Henderson <rth@redhat.com>
26736 * expr.h (promoted_input_arg): Remove decl.
26737 * function.c (promoted_input_arg): Merge into ...
26738 * combine.c (setup_incoming_promotions): ... only caller.
26739 Rearrange to avoid double loop.
26741 2007-03-02 Ben Elliston <bje@au.ibm.com>
26742 Peter Bergner <bergner@vnet.ibm.com>
26743 Janis Johnson <janis187@us.ibm.com>
26745 * config/rs6000/dfp.md: New file.
26746 * config/rs6000/rs6000.md: Include dfp.md.
26747 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26748 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26749 and TDmode decimal float modes in FP registers.
26750 (num_insns_constant): Likewise.
26751 (rs6000_legitimate_offset_address_p): Likewise.
26752 (rs6000_legitimize_address): Likewise.
26753 (rs6000_legitimize_reload_address): Likewise.
26754 (rs6000_legitimate_address): Likewise.
26755 (rs6000_emit_move): Likewise.
26756 (function_arg_boundary): Likewise.
26757 (function_arg_advance): Likewise.
26758 (rs6000_darwin64_record_arg_recurse): Likewise.
26759 (function_arg): Likewise.
26760 (rs6000_gimplify_va_arg): Likewise.
26761 (rs6000_split_multireg_move): Likewise.
26762 (rs6000_output_function_epilogue): Likewise.
26763 (rs6000_output_function_epilogue): Likewise.
26764 (rs6000_register_move_cost): Likewise.
26765 (rs6000_function_value): Likewise.
26766 (rs6000_libcall_value): Likewise.
26768 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26770 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26772 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26774 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26775 Use $MULTIDIR to choose between the kernel and RTP headers,
26776 and use $WIND_BASE and $WIND_USR to locate them.
26778 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26780 * config/i386/i386.c (override_options): Put initialization of
26781 ix86_tune_mask and ix86_arch_mask to the correct place.
26783 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26784 Michael Meissner <michael.meissner@amd.com>
26787 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26788 (ARCHMASK): Define.
26789 (TARGET_CMOVE): Use ARCHMASK.
26790 (TARGET_CMPXCHG): Ditto.
26791 (TARGET_CMPXCHG8B): Ditto.
26792 (TARGET_XADD): Ditto.
26793 (TARGET_BSWAP): Ditto.
26794 * config/i386/i386.c (ix86_tune_mask): New global variable.
26795 (ix86_arch_mask): Ditto.
26796 (override_options): Initialize ix86_tune_mask and
26797 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26800 2007-03-02 Ben Elliston <bje@au.ibm.com>
26803 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26805 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26807 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26808 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26809 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26810 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26812 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26813 rs6000_init_dwarf_reg_sizes_extra): New.
26814 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26815 SPE register high parts.
26817 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26819 * Makefile.in: Add install-pdf target as
26820 copied from automake v1.10 rules.
26821 * configure.ac: Add install-pdf to target list.
26822 * configure: Regenerate.
26824 2007-03-01 Paul Brook <paul@codesourcery.com>
26826 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26827 modes to LDRD for DImode.
26828 (output_move_double): Fixup out of range ldrd/strd.
26829 (vfp_secondary_reload_class): Rename...
26830 (coproc_secondary_reload_class): ... to this. Add wb argument.
26831 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26832 coproc_secondary_reload_class for CLASS_IWMMXT.
26833 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26834 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26836 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26838 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26839 unroll factor by the estimated number of iterations.
26840 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26841 than prefetch latency.
26843 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26844 decode_caches_intel, detect_caches_intel): New functions.
26845 (host_detect_local_cpu): Use detect_caches_amd and
26846 detect_caches_intel.
26848 2007-03-01 Richard Henderson <rth@redhat.com>
26850 * expr.c (emit_move_complex_push): Export.
26851 (emit_move_complex_parts): Split out from ...
26852 (emit_move_complex): ... here.
26853 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26854 * config/i386/i386.md (movcdi): New.
26856 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26858 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26859 size of mode1 to check for tieable modes in MMX case.
26861 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26863 * Makefile.in (rtlanal.o): Depend on tree.h.
26864 * rtl.h (offset_within_section_p, split_const): Declare.
26865 * rtlanal.c: Include tree.h.
26866 (offset_within_block_p): New function, taken from
26867 mips_offset_within_object_p.
26868 (split_const): New function, taken from mips_split_const.
26869 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26871 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26872 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26873 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26874 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26875 (m68k_illegitimate_symbolic_constant_p): New function.
26876 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26877 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26878 symbolic constant that might be outside the symbol's section,
26879 move the symbol first and then add the offset.
26880 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26882 * config/mips/mips.c (mips_split_const): Delete.
26883 (mips_offset_within_object_p): Delete.
26884 (mips_symbolic_constant_p): Use offset_within_section_p and
26885 split_const instead of mips_offset_within_object_p and
26887 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26888 (mips_legitimize_const_move, print_operand_reloc)
26889 (mips_dangerous_for_la25_p): Use split_const instead of
26892 2007-02-28 Eric Christopher <echristo@apple.com>
26894 * Makefile.in (install-include-dir): Don't rm -rf include.
26896 2007-02-28 Richard Guenther <rguenther@suse.de>
26898 PR middle-end/30364
26899 * fold-const.c (fold_binary): Do not associate expressions
26900 with more than one variable for integer types that do not wrap.
26902 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26904 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26905 Delete, and replace with...
26906 (fold_builtin_call_array): This. Update callers to use it.
26907 * fold-const.c (fold_build_call_list): Delete, and replace with...
26908 (fold_build_call_array): This.
26909 (fold_build_call_list_initializer): Delete, and replace with...
26910 (fold_build_call_array_initializer): This.
26911 * tree.h: Update declarations to reflect above changes.
26913 * c-typeck.c (build_function_call): Store converted arguments
26914 in a stack-allocated array instead of building a list.
26915 (convert_arguments): Store arguments in the array passed in as an
26916 argument, and return the actual number of arguments.
26917 * c-format.c: (check_function_format): Pass arguments in an
26918 array instead of a list.
26919 * c-common.c (check_function_nonnull): Likewise.
26920 (check_function_sentinel): Likewise.
26921 (check_function_arguments): Likewise.
26922 * c-common.h: Update declarations to reflect above changes.
26924 2007-02-28 Jan Hubicka <jh@suse.cz>
26926 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26927 PRED_NEGATIVE_RETURN): Update outcomes.
26929 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26931 * calls.c (emit_library_call_value_1): Handle partial registers
26932 correctly when building up CALL_INSN_FUNCTION_USAGE.
26934 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26936 * pa/predicates.md (move_src_operand): Allow zero for mode.
26937 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26940 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26943 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26944 *movv2df_internal): Enable pattern only for valid operand
26946 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26947 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26949 2007-02-27 Mike Stump <mrs@apple.com>
26951 * config/darwin-crt3.c: Avoid compilation when compiling for a
26954 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26956 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26958 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26959 for fixed headers and limits.h.
26960 (install-include-dir, install-headers-tar, install-headers-cpio,
26961 install-headers-cp, real-install-headers-tar,
26962 real-install-headers-cpio, real-install-headers-cp): Handle
26963 include-fixed as well as include.
26964 (install-mkheaders): Don't install files that go only in include
26966 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26967 from GCC_INCLUDE_DIR.
26968 * gcc.c (process_command): Remove special -BstageN/ handling.
26969 (do_spec_1): Add include-fixed directories.
26971 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26973 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26975 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26977 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26980 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26982 * c-common.c (get_priority): Add check for
26983 SUPPORTS_INIT_PRIORITY.
26985 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26987 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26989 * config/bfin/bfin.c: Include "cfglayout.h".
26990 (MAX_LSETUP_DISTANCE): New macro.
26991 (struct loop_info): New members incoming, incoming_src and
26992 incoming_dest. Delete member predecessor.
26993 (length_for_loop): New function.
26994 (bfin_optimize_loop): Handle more different loop structures.
26995 (bfin_discover_loop): Rework detection of predecessor blocks by
26996 examining incoming edges.
26997 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26999 (bfin_reorder_loops): New function.
27000 (bfin_reorg_loops): Use these three new functions.
27002 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27003 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27004 (CONSTRAINT_LEN): Add entry for 'q'.
27005 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27006 Add 'q' constraints.
27007 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27008 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27010 * config/bfin/bfin.md (add_with_carry): New pattern.
27011 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27012 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27013 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27014 support unsigned multiplies too. Removed incorrect commutativity from
27015 operand 1 constraint where appropriate.
27016 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27018 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27019 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27021 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27022 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27023 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27024 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27025 usmulhisi_hh_huh): New patterns.
27027 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27028 lshifthi3): Fix output template to use half reg for operand 2.
27030 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27033 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27035 2007-02-27 Andreas Schwab <schwab@suse.de>
27037 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27039 2007-02-27 Jan Hubicka <jh@suse.cz>
27041 * predict.c (last_basic_block_p): Remove.
27042 (tree_estimate_probability): Update return heuristic for commonized
27045 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27047 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27049 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27051 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27052 * doc/cpp.texi: Standardize title page.
27053 * doc/cppinternals.texi: Likewise.
27054 * doc/gcc.texi: Standardize title page, remove version number
27055 from copyright page.
27056 * doc/gccint.texi: Likewise.
27057 * doc/install.texi: Standardize title page, add table of
27060 2007-02-26 Jan Hubicka <jh@suse.cz>
27062 * predict.def: Set outcomes according to more recent results.
27063 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27064 Remove dead predictors.
27065 * predict.c (return_prediction): Fix pasto.
27067 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27069 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27070 change; avoid a memory leak when returning early.
27072 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27074 * c-decl.c (static_ctors): Move to c-common.c.
27075 (static_dtors): Likewise.
27076 (finish_function): Use c_record_cdtor_fn.
27077 (build_cdtor): Move to c-common.c.
27078 (c_write_global_declarations): Use c_build_cdtor_fns.
27079 * c-common.h (static_ctors): Declare.
27080 (static_dtors): Likewise.
27081 (c_record_cdtor_fn): Likewise.
27082 (c_build_cdtor_fns): Likewise.
27083 * c-common.c (static_ctors): New variable.
27084 (static_dtors): Likewise.
27085 (c_record_cdtor_fn): New function.
27086 (build_cdtor): Move from c-decl.c
27087 (c_build_cdtor_fns): New function.
27089 * output.h (assemble_addr_to_section): Declare.
27090 (get_cdtor_priority_section): Likewise.
27091 * varasm.c (assemble_addr_to_section): New function.
27092 (get_cdtor_priority_section): Likewise.
27093 (default_named_section_asm_out_destructor): Use them.
27094 (destor_dtor_section_asm_out_destructor): Likewise.
27095 (default_named_section_asm_out_constructor): Likewise.
27096 (default_ctor_section_asm_out_constructor): Likewise.
27097 * config.gcc (*-*-vxworks*): Include vxworks.o.
27098 * config/t-vxworks (vxworks.o): New target.
27099 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27100 (TARGET_ASM_CONSTRUCTOR): Define.
27101 (TARGET_ASM_DESTRUCTOR): Likewise.
27102 (vxworks_asm_out_constructor): Declare.
27103 (vxworks_asm_out_destructor): Likewise.
27105 * c-common.c (get_priority): Check that we have not just an
27106 INTEGER_CST, but an integer constant with integeral type.
27108 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27110 PR tree-optimization/30938
27111 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27112 use &dt[nargs-1] instead of &dt[nargs] in the call to
27113 vect_is_simple_use().
27115 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27117 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27118 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27119 Do not attempt to handle MEM inside auto-inc expressions.
27120 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27121 of a register modified by an auto-inc expression. However, do handle
27122 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27123 (elimination_effects): Prohibit elimination of a register modified
27124 by an auto-inc expression. Disable register elimination rules whose
27125 target register is modified by an auto-inc expression with variable
27128 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27130 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27132 (array_at_struct_end_p): New function.
27133 (idx_infer_loop_bounds): Use it.
27134 (estimate_numbers_of_iterations_loop): Export.
27135 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27136 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27137 (tree_estimate_probability): Call record_loop_exits.
27138 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27139 (estimated_loop_iterations, estimated_loop_iterations_int,
27140 estimated_loop_iterations_tree): New functions.
27141 (analyze_siv_subscript_cst_affine,
27142 compute_overlap_steps_for_affine_1_2,
27143 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27144 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27145 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27146 (PRED_LOOP_ITERATIONS_GUESSED): New.
27147 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27148 * cfgloop.h (estimate_numbers_of_iterations_loop,
27149 estimated_loop_iterations_int): Declare.
27151 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27153 * doc/extend.texi: Document optional priority argument to
27154 constructors and destructors.
27155 * tree.c (init_priority_for_decl): Adjust GTY markers.
27156 (init_ttree): Use priority-info hash functions for
27157 init_priority_for_decl.
27158 (tree_map_eq): Rename to ...
27159 (tree_map_base_eq): ... this.
27160 (tree_map_marked_p): Rename to ...
27161 (tree_map_base_marked_p): ... this.
27162 (tree_map_base_hash): New function.
27163 (decl_init_priority_lookup): Rework.
27164 (decl_fini_priority_lookup): New function.
27165 (decl_priority_info): New function.
27166 (decl_init_priority_insert): Use it.
27167 (decl_fini_priority_insert): Likewise.
27168 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27170 (decl_restrict_base_insert): Likewise.
27171 (decl_debug_expr_insert): Likewise.
27172 (decl_value_expr_lookup): Likewise.
27173 (decl_value_expr_insert): Likewise.
27174 * tree.h (priority_type): New type.
27175 (decl_init_priority_lookup): Use priority_type.
27176 (decl_fini_priority_lookup): New function.
27177 (decl_init_priority_insert): Use priority_type.
27178 (decl_fini_priority_insert): New function.
27179 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27180 (DECL_INIT_PRIORITY): Likewise.
27181 (SET_DECL_INIT_PRIORITY): Add comment.
27182 (DECL_FINI_PRIORITY): New macro.
27183 (SET_DECL_FINI_PRIORITY): Likewise.
27184 (DEFAULT_INIT_PRIORITY): Document.
27185 (MAX_INIT_PRIORITY): Likewise.
27186 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27187 (tree_map_base): New type.
27188 (tree_map_base_eq): New function.
27189 (tree_map_base_hash): Likewise.
27190 (tree_map_base_marked_p): Likewise.
27191 (tree_map): Inherit from tree_map_base.
27192 (tree_map_eq): Make it a macro.
27193 (tree_map_marked_p): Likewise.
27194 (tree_int_map): Inherit from tree_map_base.
27195 (tree_int_map_eq): Make it a macro.
27196 (tree_int_map_hash): Likewise.
27197 (tree_int_map_marked_p): Likewise.
27198 (tree_priority_map): New type.
27199 (tree_priority_map_eq): New macro.
27200 (tree_priority_map_hash): Likewise.
27201 (tree_priority_map_marked_p): Likewise.
27202 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27204 (emutls_common_1): Likewise.
27205 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27206 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27207 of tree_map hierarchy.
27208 * tree-cfg.c (move_stmt_r): Likewise.
27209 (new_label_mapper): Likewise.
27210 * c-tree.h (c_expand_body): Move to ...
27211 * c-common.h (c_expand_body): ... here.
27212 * c-decl.c (c_expand_body): Move to ...
27213 * c-common.c (c_expand_body): ... here.
27214 (c_common_attribute_table): Allow 1 argument for the constructor
27215 and destructor attributes.
27216 (get_priority): New function.
27217 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27218 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27220 2007-02-24 Jan Hubicka <jh@suse.cz>
27222 PR middle-end/30509
27223 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27224 copying for inlining.
27226 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27227 Jan Hubicka <jh@suse.cz>
27230 * cofnig/i386/i386.c (counter_mode): New function.
27231 (expand_set_or_movmem_via_loop): Use it.
27232 (expand_movmem_epilogue): Likewise; fix pasto.
27233 (ix86_expand_movmem): Do emit guard even for constant counts.
27234 (ix86_expand_setmem): Likewise.
27236 2007-02-25 Nick Clifton <nickc@redhat.com>
27238 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27239 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27241 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27244 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27245 count argument with 0x10, not with 0x16.
27246 (expand_setmem_epilogue): Ditto.
27248 2007-02-24 Mike Stump <mrs@apple.com>
27250 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27253 2007-02-24 Richard Guenther <rguenther@suse.de>
27255 PR middle-end/30951
27256 * fold-const.c (fold_binary): Fold x +- CST op x for
27257 EQ_EXPR and NE_EXPR.
27259 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27261 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27263 2007-02-24 Jan Hubicka <jh@suse.cz>
27265 * cgraphunit.c (decide_is_function_needed): Honor
27266 -fkeep-inline-functions.
27268 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27270 * builtins.c (fold_builtin_modf): New.
27271 (fold_builtin_2): Use it.
27273 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27275 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27276 (determine_max_iter): Take additional LOOP arg; all callers changed.
27277 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27278 one using simplifications.
27279 (simplify_using_initial_values): Return if the expression becomes
27280 invalid due to altered regs.
27282 2007-02-23 DJ Delorie <dj@redhat.com>
27284 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27286 2007-02-23 Mike Stump <mrs@apple.com>
27288 * tlink.c (scan_linker_output): Parse linker messages from
27289 darwin9's linker better.
27291 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27294 * varpool.c (varpool_assemble_pending_decls): Set
27295 varpool_last_needed_node to null.
27297 2007-02-23 DJ Delorie <dj@redhat.com>
27299 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27300 alignment bigger than the object file can handle.
27302 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27305 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27306 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27307 (*movsf_1): Penalize MMX moves.
27309 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27311 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27312 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27314 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27316 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27318 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27319 (fold_builtin_1): Use them.
27320 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27321 BUILT_IN_SIGNIFICAND.
27323 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27325 * config/i386/i386.c (bdesc_1arg): Initialize
27326 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27327 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27328 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27329 and IX86_BUILTIN_MOVSLDUP.
27331 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27333 PR rtl-optimization/30841
27334 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27336 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27338 * builtins.c (fold_builtin_frexp): New.
27339 (fold_builtin_2): Use it.
27341 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27343 * doc/invoke.texi (Spec Files): Document getenv spec function.
27345 * gcc.c (getenv_spec_function): New function.
27346 (static_spec_functions): Add it.
27347 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27348 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27351 2007-02-22 Michael Matz <matz@suse.de
27354 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27355 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27357 2007-02-22 Ian Lance Taylor <iant@google.com>
27360 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27361 (mem_loc_descriptor): Call it.
27363 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27364 Ira Rosen <irar@il.ibm.com>
27366 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27368 2007-02-22 Ira Rosen <irar@il.ibm.com>
27370 PR tree-optimization/30843
27371 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27372 stores only after all the group is vectorized.
27374 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27376 PR tree-optimization/30858
27377 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27378 in the reduction cycle have a single use in the loop.
27379 * tree-vectorizer.h (relevant): Add documentation.
27381 2007-02-20 Mike Stump <mrs@apple.com>
27383 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27384 * configure: Regenerate.
27386 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27388 Change the defaults of some parameters and options.
27389 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27390 * config/spu/spu.c (spu_optimization_options): Add.
27391 (spu_override_options): Change params in spu_optimization_options.
27392 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27394 Register 127 is only 16 byte aligned when used as a frame pointer.
27395 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27396 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27397 HARD_FRAME_POINTER_REGNUM.
27398 (spu_legitimate_address): Use regno_aligned_for_reload.
27399 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27400 aligned when frame_pointer_needed is true.
27401 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27403 * config/spu/spu.h (INIT_EXPANDERS): Define.
27405 Make sure shift and rotate instructions have valid immediate operands.
27406 * config/spu/predicates.md (spu_shift_operand): Remove.
27407 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27408 * config/spu/constraints.md (W, O): Extend range.
27409 * config/spu/spu.md (umask, nmask): Define.
27410 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27411 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27412 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27413 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27414 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27415 (lshr<mode>3_reg): Fix rtl description.
27417 Make sure mulhisi immediate operands are valid.
27418 * config/spu/predicates.md (imm_K_operand): Add.
27419 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27421 Generate constants using fsmbi and andi.
27422 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27423 (print_operand, spu_split_immediate, classify_immediate,
27424 fsmbi_const_p): Handle IC_FSMBI2.
27426 Correctly handle a CONST_VECTOR containing symbols.
27427 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27428 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27429 (immediate_load_p): Allow symbols that use 2 instructions to create.
27430 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27431 with symbols when flag_pic is set.
27432 (const_vector_immediate_p): New.
27433 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27434 accept a CONST_VECTOR with symbols.
27435 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27436 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27438 * config/spu/spu.md (high, low): Delete.
27439 (low_<mode>): Define.
27441 Remove INTRmode and INTR_REGNUM, which didn't work.
27442 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27444 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27445 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27446 peephole2 pattern): Don't use INTR or 131.
27447 (movintrcc): Delete.
27448 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27449 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27450 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27451 (UNSPEC_SET_INTR): Add.
27452 * config/spu/spu-modes.def (INTR): Remove.
27454 More accurate warnings about run-time relocations.
27455 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27457 Correctly warn about immediate arguments to specific intrinsics.
27458 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27459 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27460 the instruction predicate.
27462 Fix tree check errors with latest update.
27463 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27465 (spu_expand_builtin): Use CALL_EXPR_FN.
27467 Add missing specific intrinsics.
27468 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27470 * config/spu/spu_internals.h: Ditto.
27472 Fix incorrect operand modifiers.
27473 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27474 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27476 Optimize one case of zero_extend of a vec_select.
27477 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27479 Accept any immediate for hbr.
27480 * config/spu/spu.md (hbr): Change s constraints to i.
27482 2007-02-21 Paul Brook <paul@codesourcery.com>
27484 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27485 condexec_count when skipping USE and CLOBBER.
27487 2007-02-21 Nick Clifton <nickc@redhat.com>
27489 * common.opt (Warray-bounds): Add Warning attribute.
27490 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27492 (fsized-zeroes): Add Optimization attribute.
27493 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27494 * c.opt (Wc++0x-compat): Add Warning attribute.
27496 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27498 PR middle-end/30761
27499 * reload1.c (eliminate_regs_in_insn): In the single_set special
27500 case, attempt to re-recognize the insn before falling back to
27501 having reload fix it up.
27503 2007-02-20 Eric Christopher <echristo@gmail.com>
27505 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27506 Rewrite accordingly.
27507 (frv_read_iacc_argument): Ditto.
27508 (frv_expand_set_builtin): Take a call instead of arglist, update for
27510 (frv_expand_unop_builtin): Ditto.
27511 (frv_expand_binop_builtin): Ditto.
27512 (frv_expand_cut_builtin): Ditto.
27513 (frv_expand_binopimm_builtin): Ditto.
27514 (frv_expand_voidbinop_builtin): Ditto.
27515 (frv_expand_int_void2arg): Ditto.
27516 (frv_expand_prefetches): Ditto.
27517 (frv_expand_voidtriop_builtin): Ditto.
27518 (frv_expand_voidaccop_builtin): Ditto.
27519 (frv_expand_load_builtin): Ditto.
27520 (frv_expand_store_builtin): Ditto.
27521 (frv_expand_mdpackh_builtin): Ditto.
27522 (frv_expand_mclracc_builtin): Ditto.
27523 (frv_expand_mrdacc_builtin): Ditto.
27524 (frv_expand_mwtacc_builtin): Ditto.
27525 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27528 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27530 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27531 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27533 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27534 point instructions.
27535 * configure: Regenerate.
27536 * config.in: Regenerate.
27537 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27538 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27539 masks to power6 and power6x and to POWERPC_MASKS.
27540 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27542 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27543 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27544 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27545 Access PROTOTYPE as variable, not mask.
27547 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27549 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27550 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27551 * combine.c (adjust_for_new_dest): Use it.
27552 * postreload.c (reload_combine): Likewise.
27554 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27556 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27557 notes on an insn with multiple sets, even if single_set returns
27558 non-NULL for that insn.
27560 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27562 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27563 scalbn and scalbln.
27565 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27567 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27568 if user didn't pass it.
27569 * config/i386/darwin.h (CC1_SPEC): Likewise.
27570 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27571 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27572 -mmacosx-version-min.
27574 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27575 Uros Bizjak <ubizjak@gmail.com>
27577 * optabs.h (enum optab_index): Add new OTI_scalb.
27578 (scalb_optab): Define corresponding macro.
27579 * optabs.c (init_optabs): Initialize scalb_optab.
27580 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27582 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27583 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27584 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27585 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27586 flag_unsafe_math_optimizations is set.
27588 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27589 to implement scalbf, scalb and scalbl built-ins as inline x87
27592 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27593 DJ Delorie <dj@redhat.com>
27596 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27597 (diagnostic_report_diagnostic): ... here, and turn them into real
27598 errors. If warnings are inhibited, no need to do anything.
27600 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27602 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27603 better code generation.
27605 2007-02-20 Ben Elliston <bje@au.ibm.com>
27607 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27609 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27611 * config/alpha/alpha.c, config/alpha/alpha.md,
27612 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27613 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27614 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27615 config/arm/lib1funcs.asm: Follow spelling conventions.
27617 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27618 config/fr30/fr30.md, config/i386/i386.h,
27619 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27620 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27621 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27622 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27623 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27624 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27625 config/sparc/sparc.c, config/sparc/sparc.h,
27626 config/sparc/sparc.md, config/spu/constraints.md,
27627 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27630 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27633 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27636 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27638 * doc/invoke.texi (-ftree-lrs): Remove.
27640 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27642 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27645 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27647 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27648 new CALL_EXPR_FN macro for retrieving the function
27649 declaration of the input expression.
27651 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27653 * c.opt (Waddress): New.
27654 * common.opt (Walways-true): Delete.
27655 (Wstring-literal-comparison): Delete.
27656 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27657 -Wstring-literal-comparison. Add -Waddress.
27659 (Walways-true): Delete.
27660 (Wstring-literal-comparison): Delete.
27661 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27662 consistently instead of -Walways-true in example.
27663 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27664 * c-typeck.c (parser_build_binary_op): Replace
27665 -Wstring-literal-comparison and -Walways-true with -Waddress.
27666 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27669 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27671 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27672 without DECL_STRUCT_FUNCTION initialized.
27674 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27676 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27677 due to calls to functions taking pointers as parameters.
27679 2007-02-19 Richard Henderson <rth@redhat.com>
27682 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27685 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27687 * config/s390/s390.c (s390_call_saved_register_used,
27688 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27689 accessed to the new scheme.
27691 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27693 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27694 (cris_print_index, cris_print_operand, cris_print_operand_address)
27695 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27696 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27697 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27698 GET_CODE () == xxx.
27699 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27700 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27701 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27702 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27703 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27704 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27705 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27706 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27707 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27708 (uminsi3, call, call_value): Ditto.
27709 (define_split: indir_to_reg_split, unnamed): Ditto.
27711 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27713 PR tree-optimization/30975
27714 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27717 2007-02-18 Eric Christopher <echristo@gmail.com>
27719 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27720 Remove use of arglist.
27721 (mips_expand_builtin): Remove use of arglist, pass in expr.
27722 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27723 (mips_expand_builtin_movtf): Ditto.
27724 (mips_expand_builtin_compare): Ditto.
27726 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27728 * tree-sra.c (sra_build_assignment): Replace assertion
27729 checking with a comment explaining why it can't be done.
27731 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27733 PR middle-end/30833
27734 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27735 during CALL_EXPR representation conversion.
27736 * tree-ssa-propagate.c (set_rhs): Likewise.
27738 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27740 * tree-sra.c (sra_build_assignment): Disable assertion checking
27743 2007-02-18 Roger Sayle <roger@eyesopen.com>
27745 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27746 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27747 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27749 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27750 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27751 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27752 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27753 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27754 force_gimple_operand): Likewise.
27755 * ipa-cp.c (constant_val_insert): Likewise.
27756 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27757 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27758 perfect_nestify): Likewise.
27759 * langhooks.c (lhd_omp_assignment): Likewise.
27760 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27761 lower_copyprivate_clauses, lower_send_clauses,
27762 lower_send_shared_vars, expand_parallel_call,
27763 expand_omp_for_generic, expand_omp_for_static_nochunk,
27764 expand_omp_for_static_chunk, expand_omp_sections,
27765 lower_omp_single_copy, lower_omp_for_lastprivate,
27766 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27767 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27768 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27771 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27773 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27774 config/sh/sh.md: Follow spelling conventions.
27776 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27777 config/frv/predicates.md: Follow spelling conventions.
27779 * config/m68k/linux-unwind.h: Fix a comment typo.
27780 * target.h: Follow spelling conventions.
27782 2007-02-18 Roger Sayle <roger@eyesopen.com>
27784 PR rtl-optimization/28173
27785 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27786 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27787 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27788 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27789 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27791 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27793 * builtins.c (fold_builtin_load_exponent): New.
27794 (fold_builtin_2): Use it.
27796 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27798 PR rtl-optimization/30773
27799 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27800 if we fail to attach a REG_EQUIV note.
27802 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27803 Roger Sayle <roger@eyesopen.com>
27805 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27807 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27809 * calls.c (initialize_argument_information): Pass original EXP
27810 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27811 code to split complex arguments here, as part of initializing the
27813 (expand_call): Remove code that builds a list of arguments and
27814 inserts implicit arguments into it. Instead, just count how many
27815 implicit arguments there will be so we can determine the size of
27816 the ARGS array, and let initialize_argument_information do the work.
27817 (split_complex_values): Delete unused function.
27819 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27821 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27823 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27825 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27826 for arg pointer based indexed addressing.
27828 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27830 * config/ia64/ia64.h, config/ia64/ia64.md,
27831 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27832 spelling conventions.
27834 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27836 * config/m68k/m68k.c (split_di): New.
27837 * config/m68k/m68k-protos.h: Declare split_di.
27838 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27839 Improve predicate handling and split constant shifts.
27841 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27843 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27844 parameter for register bitfield operations, general predicates
27847 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27849 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27850 * config/m68k/linux-unwind.h: New file.
27852 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27854 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27855 config/i386/athlon.md, config/ia64/ia64.md,
27856 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27857 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27858 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27859 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27860 tree-vect-transform.c: Fix comment typos.
27862 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27864 * sched-deps.c (find_insn_list): Remove.
27865 * sched-int.h: Remove the prototype for find_insn_list.
27867 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27869 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27871 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27872 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27873 darwin_rs6000_override_options.
27874 (C_COMMON_OVERRIDE_OPTIONS): Expect
27875 darwin_macosx_version_min to be non-NULL always.
27876 (TARGET_C99_FUNCTIONS): Likewise.
27877 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27878 (DARWIN_MINVERSION_SPEC): New.
27879 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27880 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27882 (DARWIN_MINVERSION_SPEC): New.
27883 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27885 * config/darwin-c.c (darwin_cpp_builtins): Expect
27886 darwin_macosx_version_min to be non-NULL always.
27888 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27890 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27892 * config/i386/i386.h (x86_use_xchgb): New.
27893 (TARGET_USE_XCHGB): New macro.
27894 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27895 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27896 Split after reload into bswaphi for shifts of 8.
27897 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27898 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27899 or when optimizing for size.
27901 2007-02-16 Richard Guenther <rguenther@suse.de>
27902 Christian Bruel <christian.bruel@st.com>
27904 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27905 DECLs but prefer SSA_NAMEs over DECLs.
27907 2007-02-16 Richard Guenther <rguenther@suse.de>
27909 * tree-flow-inline.h (single_imm_use_p): Remove.
27910 (zero_imm_uses_p): Likewise.
27911 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27912 instead of single_imm_use_p.
27913 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27916 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27919 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27920 nested double- and backquotes.
27922 2007-02-15 Roger Sayle <roger@eyesopen.com>
27924 PR middle-end/30391
27925 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27926 should be unreachable.
27927 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27928 For the time being redirect GIMPLE_MODIFY_STMT to the new
27929 (renamed) build_gimple_modify_stmt_stat.
27930 (build2_gimple_stat): Rename to...
27931 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27932 Always build a GIMPLE_MODIFY_STMT node.
27933 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27934 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27937 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27938 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27939 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27940 expand_complex_div_wide): Likewise.
27941 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27942 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27943 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27944 * tree-ssa-loop-manip.c (create_iv): Likewise.
27945 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27946 abs_replacement): Likewise.
27947 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27948 realify_fake_stores): Likewise.
27950 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27951 node rather than a GIMPLE_MODIFY_STMT node.
27952 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27953 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27955 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27956 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27957 GIMPLE_MODIFY_STMT.
27959 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27961 PR middle-end/30433
27962 * fold-const.c (fold_comparison): Add back the
27963 folding of constant complex comparisions.
27965 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27967 PR middle-end/30729
27968 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27969 effects unknown to this function, return early.
27971 2007-02-15 Ian Lance Taylor <iant@google.com>
27973 * lower-subreg.c (move_eh_region_note): New static function.
27974 (resolve_simple_move): Call it.
27975 (decompose_multiword_subregs): Track blocks for which we resolve a
27976 simple move which is also a control flow insn. Pass them to
27977 find_many_sub_basic_blocks.
27978 (pass_lower_subreg): Add TODO_verify_flow.
27979 (pass_lower_subreg2): Likewise.
27981 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27982 Brooks Moses <brooks.moses@codesourcery.com>
27983 Lee Millward <lee.millward@codesourcery.com>
27985 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27986 (VL_EXP_CLASS_P): New.
27987 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27989 (TREE_OPERAND_CHECK_CODE): Likewise.
27990 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27991 (TREE_RTL_OPERAND_CHECK): Likewise.
27992 (tree_operand_check_failed): Make second parameter the whole tree
27993 instead of its code. Fixed callers.
27994 (VL_EXP_CHECK): New.
27995 (TREE_OPERAND_LENGTH): New.
27996 (VL_EXP_OPERAND_LENGTH): New.
27997 (CALL_EXPR_FN): New.
27998 (CALL_EXPR_STATIC_CHAIN): New.
27999 (CALL_EXPR_ARGS): New.
28000 (CALL_EXPR_ARG): New.
28001 (call_expr_nargs): New.
28002 (CALL_EXPR_ARGP): New.
28003 (build_nt_call_list): Declare.
28004 (build_vl_exp_stat): Declare.
28005 (build_vl_exp): New.
28006 (build_call_list): Declare.
28007 (build_call_nary): Declare.
28008 (build_call_valist): Declare.
28009 (build_call_array): Declare.
28010 (call_expr_arg): Declare.
28011 (call_expr_argp): Declare.
28012 (call_expr_arglist): Declare.
28013 (fold_build_call_list): Declare.
28014 (fold_build_call_list_initializer): Declare.
28015 (fold_call_expr): Declare to replace fold_builtin.
28016 (fold_builtin_fputs): Update to agree with modified definition.
28017 (fold_builtin_strcpy): Likewise.
28018 (fold_builtin_strncpy): Likewise.
28019 (fold_builtin_memory_chk): Likewise.
28020 (fold_builtin_stxcpy_chk): Likewise.
28021 (fold_builtin_strncpy_chk): Likewise.
28022 (fold_builtin_next_arg): Likewise.
28023 (fold_build_call_expr): Declare.
28024 (fold_builtin_call_list): Declare.
28025 (fold_builtin_call_valist): Declare.
28026 (build_call_expr): Declare.
28027 (validate_arglist): Update to agree with modified definition.
28028 (tree_operand_length): New.
28029 (call_expr_arg_iterator): New.
28030 (init_call_expr_arg_iterator): New.
28031 (next_call_expr_arg): New.
28032 (first_call_expr_arg): New.
28033 (more_call_expr_args_p): New.
28034 (FOR_EACH_CALL_EXPR_ARG): New.
28036 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28037 and tcc_gimple_stmt.
28038 (tree_code_size): Update documentation. Use sizeof (tree) rather
28039 than sizeof (char *).
28040 (tree_size): Likewise. Add case for tcc_vl_exp.
28041 (tree_node_structure): Add case for tcc_vl_exp.
28042 (contains_placeholder_p): Likewise.
28043 (substitute_in_expr): Likewise.
28044 (substitute_placeholder_in_expr): Likewise.
28045 (stabilize_reference_1): Likewise.
28046 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28047 to diagnose breakage of this interface for constructing CALL_EXPRs.
28048 (build_nt): Add similar assertion here.
28049 (build_nt_call_list): New.
28050 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28051 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28053 (get_callee_fndecl): Use new CALL_EXPR accessors.
28054 (tree_operand_check_failed): Change parameters to pass entire node
28055 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28056 (process_call_operands): New.
28057 (build_vl_exp_stat): New.
28058 (build_call_list): New.
28059 (build_call_nary): New.
28060 (build_call_valist): New.
28061 (build_call_array): New.
28062 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28063 (call_expr_arglist): New.
28065 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28066 tcc_vl_exp instead of a fixed-size tcc_expression.
28068 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28069 accessors for CALL_EXPRs.
28070 (AGGR_INIT_EXPR): Likewise.
28072 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28073 Brooks Moses <brooks.moses@codesourcery.com>
28074 Lee Millward <lee.millward@codesourcery.com>
28076 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28077 (expand_builtin_nonlocal_goto): Change parameter to be entire
28078 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28079 (expand_builtin_prefetch): Likewise.
28080 (expand_builtin_classify_type): Likewise.
28081 (mathfn_built_in): Return NULL_TREE instead of 0.
28082 (expand_errno_check): Use new CALL_EXPR accessors.
28083 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28084 Return NULL_RTX instead of 0.
28085 (expand_builtin_mathfn_2): Likewise.
28086 (expand_builtin_mathfn_3): Likewise.
28087 (expand_builtin_interclass_mathfn): Likewise.
28088 (expand_builtin_sincos): Likewise.
28089 (expand_builtin_cexpi): Likewise.
28090 (expand_builtin_int_roundingfn): Likewise.
28091 (expand_builtin_int_roundingfn_2): Likewise.
28092 (expand_builtin_pow): Likewise.
28093 (expand_builtin_powi): Likewise.
28094 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28095 of arglist, fixing callers appropriately. Use new CALL_EXPR
28096 accessors and constructors. Return NULL_RTX instead of 0.
28097 (expand_builtin_strstr): Likewise.
28098 (expand_builtin_strchr): Likewise.
28099 (expand_builtin_strrchr): Likewise.
28100 (expand_builtin_strpbrk): Likewise.
28101 (expand_builtin_memcpy): Likewise.
28102 (expand_builtin_mempcpy): Likewise.
28103 (expand_builtin_mempcpy_args): New.
28104 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28105 (expand_builtin_memmove_args): New.
28106 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28107 (expand_movstr): Likewise.
28108 (expand_builtin_strcpy): Likewise.
28109 (expand_builtin_strcpy_args): New.
28110 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28111 (expand_builtin_strncpy): Likewise.
28112 (expand_builtin_memset): Likewise.
28113 (expand_builtin_memset_args): New.
28114 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28115 (expand_builtin_memcmp): Likewise.
28116 (expand_builtin_strcmp): Likewise.
28117 (expand_builtin_strncmp): Likewise.
28118 (expand_builtin_strcat): Likewise.
28119 (expand_builtin_strncat): Likewise.
28120 (expand_builtin_strspn): Likewise.
28121 (expand_builtin_strcspn): Likewise.
28122 (expand_builtin_args_info): Likewise.
28123 (expand_builtin_va_start): Likewise.
28124 (gimplify_va_arg_expr): Likewise.
28125 (expand_builtin_va_end): Likewise.
28126 (expand_builtin_va_copy): Likewise.
28127 (expand_builtin_frame_address): Likewise.
28128 (expand_builtin_alloca): Likewise.
28129 (expand_builtin_bswap): Likewise.
28130 (expand_builtin_unop): Likewise.
28131 (expand_builtin_fputs): Likewise.
28132 (expand_builtin_expect): Likewise.
28133 (expand_builtin_fabs): Likewise.
28134 (expand_builtin_copysign): Likewise.
28135 (expand_builtin_printf): Likewise.
28136 (expand_builtin_fprintf): Likewise.
28137 (expand_builtin_sprintf): Likewise.
28138 (expand_builtin_init_trampoline): Likewise.
28139 (expand_builtin_signbit): Likewise.
28140 (expand_builtin_fork_or_exec): Likewise.
28141 (expand_builtin_sync_operation): Likewise.
28142 (expand_builtin_compare_and_swap): Likewise.
28143 (expand_builtin_lock_test_and_set): Likewise.
28144 (expand_builtin_lock_release): Likewise.
28145 (expand_builtin): Likewise.
28146 (builtin_mathfn_code): Likewise.
28148 (fold_builtin_constant_p): Pass call arguments individually instead
28149 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28150 accessors and constructors. Return NULL_TREE instead of 0.
28151 (fold_builtin_expect): Likewise.
28152 (fold_builtin_classify_type): Likewise.
28153 (fold_builtin_strlen): Likewise.
28154 (fold_builtin_nan): Likewise.
28155 (integer_valued_real_p): Likewise.
28156 (fold_trunc_transparent_mathfn): Likewise.
28157 (fold_fixed_mathfn): Likewise.
28158 (fold_builtin_cabs): Likewise.
28159 (fold_builtin_sqrt): Likewise.
28160 (fold_builtin_cbrt): Likewise.
28161 (fold_builtin_cos): Likewise.
28162 (fold_builtin_cosh): Likewise.
28163 (fold_builtin_tan): Likewise.
28164 (fold_builtin_sincos): Likewise.
28165 (fold_builtin_cexp): Likewise.
28166 (fold_builtin_trunc): Likewise.
28167 (fold_builtin_floor): Likewise.
28168 (fold_builtin_ceil): Likewise.
28169 (fold_builtin_round): Likewise.
28170 (fold_builtin_int_roundingfn): Likewise.
28171 (fold_builtin_bitop): Likewise.
28172 (fold_builtin_bswap): Likewise.
28173 (fold_builtin_logarithm): Likewise.
28174 (fold_builtin_hypot): Likewise.
28175 (fold_builtin_pow): Likewise.
28176 (fold_builtin_powi): Likewise.
28177 (fold_builtin_exponent): Likewise.
28178 (fold_builtin_memset): Likewise.
28179 (fold_builtin_bzero): Likewise.
28180 (fold_builtin_memory_op): Likewise.
28181 (fold_builtin_bcopy): Deleted; call site changed to invoke
28182 fold_builtin_memory_op directly.
28183 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28184 (fold_builtin_strncpy): Likewise.
28185 (fold_builtin_memcmp): Likewise.
28186 (fold_builtin_strcmp): Likewise.
28187 (fold_builtin_strncmp): Likewise.
28188 (fold_builtin_signbit): Likewise.
28189 (fold_builtin_copysign): Likewise.
28190 (fold_builtin_isascii): Likewise.
28191 (fold_builtin_toascii): Likewise.
28192 (fold_builtin_isdigit): Likewise.
28193 (fold_builtin_fabs): Likewise.
28194 (fold_builtin_abs): Likewise.
28195 (fold_builtin_fmin_fmax): Likewise.
28196 (fold_builtin_carg): Likewise.
28197 (fold_builtin_classify): Likewise.
28198 (fold_builtin_unordered_cmp): Likewise.
28200 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28201 New functions split out from fold_builtin_1.
28202 (fold_builtin_n): New.
28203 (fold_builtin_varargs): New.
28204 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28206 (fold_call_expr): New.
28207 (build_function_call_expr): Rewrite to use new helper function.
28208 (fold_builtin_call_list): New.
28209 (build_call_expr): New.
28210 (fold_builtin_call_valist): New.
28211 (rewrite_call_expr): New.
28212 (validate_arg): New.
28213 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28214 of an arglist. Change return type to bool. Use new CALL_EXPR
28217 (fold_builtin_strstr): Pass call arguments individually instead
28218 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28219 accessors and constructors. Return NULL_TREE instead of 0.
28220 (fold_builtin_strchr): Likewise.
28221 (fold_builtin_strrchr): Likewise.
28222 (fold_builtin_strpbrk): Likewise.
28223 (fold_builtin_strcat): Likewise.
28224 (fold_builtin_strncat): Likewise.
28225 (fold_builtin_strspn): Likewise.
28226 (fold_builtin_strcspn): Likewise.
28227 (fold_builtin_fputs): Likewise.
28228 (fold_builtin_next_arg): Likewise.
28229 (fold_builtin_sprintf): Likewise.
28231 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28232 NULL_RTX instead of 0.
28233 (expand_builtin_memory_chk): Likewise.
28234 (maybe_emit_chk_warning): Likewise.
28235 (maybe_emit_sprintf_chk_warning): Likewise.
28237 (fold_builtin_object_size): Pass call arguments individually instead
28238 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28239 accessors and constructors. Return NULL_TREE instead of 0.
28240 (fold_builtin_memory_chk): Likewise.
28241 (fold_builtin_stxcpy_chk): Likewise.
28242 (fold_builtin_strncpy_chk): Likewise.
28243 (fold_builtin_strcat_chk): Likewise.
28244 (fold_builtin_strcat_chk): Likewise.
28245 (fold_builtin_strncat_chk): Likewise.
28246 (fold_builtin_sprintf_chk): Likewise.
28247 (fold_builtin_snprintf_chk): Likewise.
28248 (fold_builtin_printf): Likewise.
28249 (fold_builtin_vprintf): Likewise.
28251 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28253 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28254 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28255 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28256 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28257 (fold_unary): Likewise.
28258 (fold_binary): Likewise.
28259 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28260 ternary expressions.
28261 (fold): Add logic for tcc_vl_exp.
28262 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28263 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28264 (fold_build3_stat): Add assertion to flag broken interface for
28265 constructing CALL_EXPRs.
28266 (fold_build_call_list): New.
28267 (fold_build_call_list_initializer): New.
28268 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28270 (fold_strip_sign_ops): Likewise.
28272 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28273 Brooks Moses <brooks.moses@codesourcery.com>
28274 Lee Millward <lee.millward@codesourcery.com>
28276 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28277 accessors and dump arguments explicitly.
28279 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28281 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28283 (print_call_name): Use new CALL_EXPR accessors.
28285 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28286 CALL_EXPR arguments explicitly instead of as a list. Use
28287 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28289 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28290 (vrp_visit_stmt): Likewise.
28292 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28293 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28295 (force_move_till_expr): Likewise.
28297 * targhooks.c (default_external_stack_protect_fail): Use
28298 build_call_expr instead of build_function_call_expr.
28299 (default_hidden_stack_protect_fail): Likewise.
28301 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28304 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28305 and walk arguments explicitly.
28307 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28308 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28309 (expand_simple_operations): Likewise.
28310 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28312 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28313 of TREE_CODE_LENGTH.
28314 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28316 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28317 instead of TREE_CODE_LENGTH.
28319 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28320 (tree_ic_transform): Likewise.
28321 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28322 parameter instead of arglist. Fix callers.
28323 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28324 (tree_stringops_transform): Likewise.
28325 (tree_indirect_call_to_profile): Likewise.
28326 (tree_stringops_values_to_profile): Likewise.
28328 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28329 (eliminate_tail_call): Likewise.
28331 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28333 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28334 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28336 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28338 * omp-low.c (build_omp_barrier): Use build_call_expr.
28339 (lower_rec_input_clauses): Likewise.
28340 (lower_reduction_clauses): Likewise.
28341 (expand_parallel_call): Likewise.
28342 (maybe_catch_exception): Likewise.
28343 (expand_omp_for_generic): Likewise.
28344 (expand_omp_for_static_nochunk): Likewise.
28345 (expand_omp_sections): Likewise.
28346 (lower_omp_single_simple): Likewise.
28347 (lower_omp_single_copy): Likewise.
28348 (lower_omp_master): Likewise.
28349 (lower_omp_ordered): Likewise.
28350 (lower_omp_critical): Likewise.
28352 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28353 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28355 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28356 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28357 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28359 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28360 and generalize to handle any number of operands.
28361 (chrec_contains_undetermined): Likewise.
28362 (tree_contains_chrecs): Likewise.
28363 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28365 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28367 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28368 fold_call_expr instead of fold_builtin.
28369 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28370 match declarations there.
28371 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28374 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28375 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28377 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28378 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28380 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28383 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28384 (execute_cse_sincos): Use new CALL_EXPR accessors.
28386 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28388 * gimple-low.c (lower_function_body): Use build_call_expr.
28389 (lower_builtin_setjmp): Likewise.
28391 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28392 (set_storage_via_libcall): Likewise.
28393 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28394 instead of TREE_CODE_LENGTH.
28395 (expand_expr_real_1): Use new CALL_EXPR accessors.
28397 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28398 generalize to handle any number of operands.
28399 (TB_parent_eq): Likewise.
28401 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28402 (strip_builtin_expect): Likewise.
28404 * function.c (gimplify_parameters): Use build_call_expr.
28406 * tree-vectorizer.c (vect_is_simple_reduction): Use
28407 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28409 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28410 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28412 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28415 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28416 (gimplify_decl_expr): Likewise.
28417 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28418 Use new CALL_EXPR iterators.
28419 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28420 (gimplify_modify_expr_to_memset): Likewise.
28421 (gimplify_variable_sized_compare): Likewise.
28422 (gimplify_omp_atomic_fetch_op): Likewise.
28423 (gimplify_omp_atomic_pipeline): Likewise.
28424 (gimplify_omp_atomic_mutex): Likewise.
28425 (gimplify_function_tree): Likewise.
28427 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28428 (call_expr_flags): Likewise.
28429 (expand_call): Likewise.
28431 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28432 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28435 * coverage.c (create_coverage): Use build_call_expr.
28437 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28438 (temp_call_expr_obstack): New.
28439 (pool_copy_list): Delete.
28440 (temp_copy_call_expr): New.
28441 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28442 CALL_EXPR accessors. Get rid of special goo for copying argument
28443 lists and use temp_copy_call_expr instead.
28444 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28445 CALL_EXPR accessors.
28446 (create_expression_by_pieces): Likewise. Use build_call_array
28447 to construct the result instead of fold_build3.
28448 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28449 dealing with argument lists.
28450 (init_pre): Remove references to expression_node_pool and
28451 list_node_pool. Init temp_call_expr_obstack instead.
28452 (fini_pre): Remove references to expression_node_pool and
28455 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28456 and walk arguments explicitly instead of as a list.
28458 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28459 (mx_register_decls): Likewise.
28460 (mudflap_register_call): Likewise.
28461 (mudflap_finish_file): Likewise.
28463 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28464 (ipa_callsite_compute_param): Likewise.
28466 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28467 accessors and constructor.
28469 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28470 accessors and constructor.
28471 (convert_tramp_reference): Likewise.
28472 (convert_call_expr): Likewise.
28473 (finalize_nesting_tree_1): Likewise.
28475 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28478 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28480 * tree-inline.c (initialize_inlined_parameters): Pass entire
28481 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28483 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28484 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28486 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28487 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28488 (vectorizable_reduction): Likewise.
28489 (vectorizable_call): Use new CALL_EXPR iterators.
28490 (vectorizable_conversion): Use build_call_expr.
28491 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28492 (vect_gen_widened_results_half): Use build_call_expr.
28493 (vect_setup_realignment): Likewise.
28494 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28496 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28497 (pass_through_call): Likewise.
28498 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28501 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28502 (tree_gen_pow2_profiler): Likewise.
28503 (tree_gen_one_value_profiler): Likewise.
28504 (tree_gen_ic_func_profiler): Likewise.
28505 (tree_gen_average_profiler): Likewise.
28506 (tree_gen_ior_profiler): Likewise.
28508 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28509 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28510 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28512 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28513 of TREE_CODE_LENGTH.
28515 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28516 of TREE_CODE_LENGTH.
28518 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28520 (convert_to_integer): Likewise.
28522 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28525 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28526 Brooks Moses <brooks.moses@codesourcery.com>
28527 Lee Millward <lee.millward@codesourcery.com>
28529 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28531 * config/frv/frv.c (frv_expand_builtin): Likewise.
28532 * config/s390/s390.c (s390_expand_builtin): Likewise.
28534 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28535 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28537 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28538 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28539 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28540 (ix86_expand_store_builtin): Likewise.
28541 (ix86_expand_unop_builtin): Likewise.
28542 (ix86_expand_unop1_builtin): Likewise.
28543 (ix86_expand_sse_compare): Likewise.
28544 (ix86_expand_sse_comi): Likewise.
28545 (ix86_expand_vec_init_builtin): Likewise.
28546 (ix86_expand_vec_ext_builtin): Likewise.
28547 (ix86_expand_vec_set_builtin): Likewise.
28548 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28550 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28551 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28553 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28554 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28555 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28557 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28559 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28560 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28561 arglist. Use new CALL_EXPR accessors. Fix callers.
28562 (altivec_expand_abs_builtin): Likewise.
28563 (rs6000_expand_binop_builtin): Likewise.
28564 (altivec_expand_predicate_builtin): Likewise.
28565 (altivec_expand_lv_builtin): Likewise.
28566 (spe_expand_stv_builtin): Likewise.
28567 (altivec_expand_stv_builtin): Likewise.
28568 (rs6000_expand_ternop_builtin): Likewise.
28569 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28570 (altivec_expand_st_builtin): Likewise.
28571 (altivec_expand_dst_builtin): Likewise.
28572 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28573 arglist. Use new CALL_EXPR accessors. Fix callers.
28574 (altivec_expand_vec_set_builtin): Likewise.
28575 (altivec_expand_vec_ext_builtin): Likewise.
28576 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28577 (spe_expand_builtin): Likewise.
28578 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28579 arglist. Use new CALL_EXPR accessors. Fix callers.
28580 (spe_expand_evsel_builtin): Likewise.
28581 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28582 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28584 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28585 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28586 (arm_expand_unop_builtin): Likewise.
28587 (arm_expand_builtin): Use new CALL_EXPR accessors.
28589 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28592 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28593 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28595 (bfin_expand_unop_builtin): Likewise.
28596 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28598 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28599 Brooks Moses <brooks.moses@codesourcery.com>
28600 Lee Millward <lee.millward@codesourcery.com>
28602 * c-semantics.c (build_stmt): Add internal diagnostic check.
28604 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28605 accessors. Print arguments explicitly instead of as a list.
28607 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28609 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28610 (c_finish_omp_flish): Likewise.
28612 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28613 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28614 instead of TREE_CODE_LENGTH.
28615 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28616 (c_warn_unused_result): Likewise.
28618 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28621 * doc/invoke.texi (Warning Options): Remove
28622 -Werror-implicit-function-declaration.
28623 (Wimplicit-function-declaration): Update description.
28624 * opts.c (common_handle_option): Move handling of -Werror=* to...
28625 (enable_warning_as_error): ...here.
28626 * opts.h (enable_warning_as_error): Declare.
28627 * c-decl.c (implicit_decl_warning): Unless
28628 -Wno-implicit-function-declaration is given, emit a pedwarn if
28629 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28630 * c.opt (Wimplicit-function-declaration): Replace
28631 mesg_implicit_function_declaration with
28632 warn_implicit_function_declaration.
28633 * c-opts.c (c_common_handle_option):
28634 -Werror-implicit-function-declaration is exactly equal as
28635 -Werror=implicit-function-declaration.
28636 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28637 warn_implicit_function_declaration.
28638 (c_common_post_options): -Wimplict-function-declaration is enabled
28639 by default by -std=c99, otherwise is disabled by default.
28640 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28642 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28644 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28645 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28646 former is ignored but not the latter.
28648 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28650 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28651 is made and the reference doesn't use the alias set of its type,
28652 do not create the temporary using that type.
28654 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28656 * jump.c: Remove prototypes for delete_computation and
28657 delete_prior_computation.
28659 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28661 * jump.c (get_label_after): Delete.
28662 (get_label_before, delete_computation, delete_jump,
28663 delete_prior_computation, follow_jumps): Move...
28664 * reorg.c (delete_computation, delete_prior_computation): ... here...
28665 (get_label_before, delete_jump): ... making these static ...
28666 (follow_jumps): ... and simplifying this since it only runs after
28668 * rtl.h (get_label_after, get_label_before, delete_jump,
28669 follow_jumps): Delete prototypes.
28671 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28673 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28675 2007-02-15 Nick Clifton <nickc@redhat.com>
28677 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28678 order to prevent it from being munged by the target.
28680 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28682 * config/i386/i386.md: Remove misleading comment.
28684 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28686 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28687 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28690 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28692 * tree-sra.c (instantiate_missing_elements): Canonicalize
28694 (sra_build_assignment): New.
28695 (generate_copy_inout, generate_element_copy,
28696 generate_element_zero, generate_one_element_init): Use it.
28698 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28700 * tree-sra.c (instantiate_missing_elements): Canonicalize
28702 (sra_build_assignment): New.
28703 (generate_copy_inout, generate_element_copy,
28704 generate_element_zero, generate_one_element_init): Use it.
28706 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28708 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28711 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28713 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28714 types as aggregates not scalars.
28715 * function.c (assign_stack_temp_for_type): Likewise.
28717 2007-02-14 Roger Sayle <roger@eyesopen.com>
28718 Zdenek Dvorak <dvorakz@suse.cz>
28720 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28723 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28725 * passes.c (next_pass_1): Clear the next field of the copied
28728 2007-02-14 Richard Henderson <rth@redhat.com>
28730 * tree-sra.c (early_sra): New.
28731 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28732 (tree_sra_early, pass_sra_early): New.
28733 * tree-pass.h (pass_sra_early): Declare.
28734 * passes.c (init_optimization_passes): Use it.
28736 2007-02-14 Richard Guenther <rguenther@suse.de>
28738 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28740 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28742 PR tree-optimization/30771
28743 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28745 (vect_analyze_operations): Induction phis can now be marked as
28747 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28748 Update documentation accordingly.
28750 2007-02-14 Nick Clifton <nickc@redhat.com>
28752 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28753 most 3 arguments are supported.
28754 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28756 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28758 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28759 Ensure dst->current is valid.
28761 2007-02-13 Paul Brook <paul@codesourcery.com>
28763 * config.gcc: Add arm*-*-uclinux-*eabi.
28764 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28765 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28766 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28767 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28768 (LINK_SPEC): Define.
28769 (LIB_SPEC): Define.
28770 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28772 * config/arm/uclinux-eabi.h: New file.
28773 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28774 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28777 2007-02-13 Ian Lance Taylor <iant@google.com>
28779 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28780 * flags.h (warn_strict_overflow): Declare.
28781 (enum warn_strict_overflow_code): Define.
28782 (issue_strict_overflow_warning): New static inline function.
28783 * opts.c (warn_strict_overflow): New variable.
28784 (common_handle_option): Handle OPT_Wstrict_overflow and
28785 OPT_Wstrict_overflow_.
28786 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28788 * fold-const.c: Include intl.h.
28789 (fold_deferring_overflow_warnings): New static variable.
28790 (fold_deferred_overflow_warning): New static variable.
28791 (fold_deferred_overflow_code): New static variable.
28792 (fold_defer_overflow_warnings): New function.
28793 (fold_undefer_overflow_warnings): New function.
28794 (fold_undefer_and_ignore_overflow_warnings): New function.
28795 (fold_deferring_overflow_warnings_p): New function.
28796 (fold_overflow_warning): New static function.
28797 (make_range): Add strict_overflow_p parameter. Change all
28799 (extract_muldiv, extract_muldiv_1): Likewise.
28800 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28801 tree_expr_nonnegative_p.
28802 (fold_negate_expr): Call fold_overflow_warning.
28803 (fold_range_test): Likewise.
28804 (fold_comparison): Likewise.
28805 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28806 instead of tree_expr_nonnegative_p.
28807 (tree_expr_nonnegative_warnv_p): Rename from
28808 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28809 (tree_expr_nonnegative_p): New function.
28810 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28811 strict_overflow_p parameter.
28812 (tree_expr_nonzero_p): New function.
28813 * passes.c (verify_interpass_invariants): New static function.
28814 (execute_one_pass): Call it.
28815 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28817 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28818 (estimate_numbers_of_iterations): Likewise.
28819 (scev_probably_wraps_p): Likewise.
28820 * tree-ssa-ccp.c: Include "toplev.h".
28821 (evaluate_stmt): Defer fold overflow warnings until we know we are
28823 (struct fold_stmt_r_data): Add stmt field.
28824 (fold_stmt_r): Defer fold overflow warnings until we know we
28826 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28827 (fold_stmt_inplace): Likewise.
28828 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28829 (cleanup_control_expr_graph): Defer fold overflow warnings until
28830 we know we are going to optimize.
28831 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28832 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28834 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28835 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28836 * tree-ssa-loop-manip.c (create_iv): Likewise.
28837 * c-typeck.c (build_conditional_expr): Likewise.
28838 (build_binary_op): Likewise.
28839 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28840 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28841 (extract_range_from_unary_expr): Likewise.
28842 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28843 assuming that signed overflow does not occur.
28844 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28845 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28846 (fold_defer_overflow_warnings): Declare.
28847 (fold_undefer_overflow_warnings): Declare.
28848 (fold_undefer_and_ignore_overflow_warnings): Declare.
28849 (fold_deferring_overflow_warnings_p): Declare.
28850 (tree_expr_nonzero_warnv_p): Declare.
28851 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28852 of warning options.
28853 (Warning Options): Document -Wstrict-overflow.
28854 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28855 (tree-ssa-ccp.o): Likewise.
28856 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28857 (fold-const.o): Depend on intl.h.
28859 2007-02-13 Ian Lance Taylor <iant@google.com>
28861 PR middle-end/30751
28862 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28865 2007-02-13 Stuart Hastings <stuart@apple.com>
28867 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28869 2007-02-13 Richard Henderson <rth@redhat.com>
28871 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28872 handled_component_p before looking for the indirect_ref.
28874 2007-02-13 Richard Henderson <rth@redhat.com>
28876 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28877 remove flags clobber.
28878 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28879 (bswaphi_lowpart): New.
28880 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28881 remove TARGET_BSWAP test. Delete expander of the same name.
28883 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28884 (expand_unop): Use them.
28886 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28888 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28889 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28890 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28891 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28892 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28893 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28894 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28895 assembler dialect choice from asm templates.
28897 2007-02-12 Richard Henderson <rth@redhat.com>
28899 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28900 (fixuns_trunc<SSEMODEF>si2): Use it.
28901 * config/i386/sse.md (vec_setv4sf_0): Export.
28902 * config/i386/i386.c (ix86_build_const_vector): Export.
28903 (ix86_split_convert_uns_si_sse): Rename from
28904 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28905 * config/i386/i386-protos.h: Update.
28907 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28910 * c-typeck.c (c_finish_return): Improve warning message.
28912 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28914 * alias.c (find_symbolic_term): Delete unused function.
28916 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28918 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28919 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28920 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28922 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28924 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28925 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28926 the function, temporarily point the debug interface to the null one.
28928 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28930 * dwarf2out.c (round_up_to_align): New static function.
28931 (field_byte_offset): Use it to round the offset.
28933 2007-02-12 Richard Henderson <rth@redhat.com>
28935 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28936 (inswl_const): Export.
28938 2007-02-12 Richard Henderson <rth@redhat.com>
28940 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28941 result mode of the libcall, convert back to outmode.
28943 2007-02-12 Roger Sayle <roger@eyesopen.com>
28945 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28946 (bswapdi2): New define_expand to implement 32-bit implementation.
28948 2007-02-12 Nick Clifton <nickc@redhat.com>
28950 * doc/invoke.texi (Overall Options): Document --help=.
28951 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28952 (cc1_options): Pass --help= on to cc1.
28953 (display_help): Add description of --help=.
28954 (process_command): Add code to handle --help=. Allow translated
28955 --help and --target-help switches to be passed on to compiler
28957 (main): Remove unused if statement.
28958 * opts.c (columns): Remove.
28959 (LEFT_COLUMN): Define.
28960 (wrap_help): Add columns argument.
28961 (print_filtered_help): Change parameters to be an include bitmask,
28962 an exclude bitmask, an any bitmask and the column width. Move the
28963 code to display the params list here. Add code to display the
28964 status of options rather than their descriptions if the quiet flag
28966 (print_specific_help): Change parameters to be an include bitmask,
28967 an exclude bitmask and an any bitmask. Move code to look up the
28968 column width here. Decide upon the title for an options listing.
28969 (common_handle_options): Add code to handle --help=. Adapt code
28970 for --help and --target-help to use the revised form of the
28971 print_specific_help function.
28972 (print_help): Delete.
28973 (print_param_help): Delete.
28974 (print_switch): Delete.
28975 * opts.h (cl_lang_count): Add prototype.
28976 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28977 CL_MAX_OPTION_CLASS): New defines.
28978 * optc-gen.awk: Add construction of cl_lang_count.
28979 * c.opt: Add Warning attribute to warning options and Optimization
28980 attribute to optimization options.
28981 * common.opt: Likewise.
28983 Add -fhelp and -ftarget-help as aliases for the transformed --help
28984 and --target-help options.
28985 * opt-functions.awk: Add code to handle Warning and Optimization
28988 2007-02-12 Richard Henderson <rth@redhat.com>
28990 * config/alpha/constraints.md: New file.
28991 * config/alpha/alpha.c: Include tm-constrs.h.
28992 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28993 alpha_extra_constraint): Remove.
28994 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28995 * config/alpha/alpha-protos.h: Update.
28996 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28997 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28998 (EXTRA_CONSTRAINT): Remove.
28999 * config/alpha/alpha.md: Include constraints.md.
29000 (adddi splitter): Use satisfies_constraint_*.
29001 * config/alpha/predicates.md (add_operand): Likewise.
29002 (sext_add_operand, addition_operation): Likewise.
29004 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29006 PR tree-optimization/29145
29007 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29008 in our handling of restrict qualified pointers.
29010 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29013 * doc/invoke.texi (Wunused-value): Update description.
29014 (Wextra): Delete item.
29015 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29016 value of Wunused-value.
29017 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29018 (c_finish_stmt_expr): Don't check extra_warnings.
29019 (emit_side_effect_warnings): The caller is responsible to check
29022 2007-02-11 Roger Sayle <roger@eyesopen.com>
29023 Matt Thomas <matt@3am-software.com>
29025 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29027 2007-02-11 Roger Sayle <roger@eyesopen.com>
29029 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29030 comparisons of POPCOUNT against zero.
29031 (simplify_const_relational_operation): Likewise.
29033 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29035 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29037 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29039 * dwarf2out.c (root_type): Delete unused function.
29041 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29043 * genattrtab.c (contained_in_p): Delete unused function.
29044 (write_expr_attr_cache): Likewise.
29046 2007-02-11 Jan Hubicka <jh@suse.cz>
29048 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29051 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29053 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29054 to add the REG_EQ* note.
29055 * see.c (see_merge_one_use_extension): Likewise.
29056 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29057 turn REG_EQUAL notes into REG_EQUIV notes if the target
29058 register may have more than one set.
29059 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29060 * gcse.c (try_replace_reg): Likewise.
29061 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29062 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29063 more than one REG_EQUIV note.
29064 * reload1.c (gen_reload): Use set_unique_reg_note.
29066 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29068 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29069 (ix86_builtin_conversion): New function.
29071 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29074 * tree.h (DECL_REPLACEABLE_P): New macro.
29075 * except.c (set_nothrow_function_flags): Likewise.
29077 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29078 Ira Rosen <irar@il.ibm.com>
29079 Dorit Nuzman <dorit@il.ibm.com>
29081 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29082 * targhooks.c (default_builtin_vectorized_conversion): New.
29083 * targhooks.h (default_builtin_vectorized_function): New declaration.
29084 * target.h (struct vectorize): Add builtin_conversion field.
29085 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29086 stmt_vec_info_type value.
29087 (vectorizable_conversion): New declaration.
29088 * tree-vect-analyze.c (vect_analyze_operations): Add
29089 vectorizable_conversion call.
29090 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29091 * tree-vect-transform.c (vectorizable_conversion): New function.
29092 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29093 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29095 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29096 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29097 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29098 or ALTIVEC_BUILTIN_VCFSX.
29100 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29103 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29104 CONST_DOUBLE and operand 0 is a hard register.
29105 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29106 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29107 is a hard floating-point register.
29109 2007-02-10 Richard Henderson <rth@redhat.com>
29110 Jakub Jelinek <jakub@redhat.com>
29111 Alexandre Oliva <aoliva@redhat.com>
29113 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29114 * builtin-types.def (BT_WORD): Make unsigned.
29115 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29116 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29117 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29118 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29119 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29120 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29122 * expr.c (emutls_var_address): New.
29123 (expand_expr_real_1): Expand emulated tls.
29124 (expand_expr_addr_expr_1): Likewise.
29125 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29126 * output.h (emutls_finish): Declare.
29127 * toplev.c (compile_file): Call it.
29128 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29129 address before wrapping in CONST.
29130 * varasm.c (emutls_htab, emutls_object_type): New.
29131 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29132 (get_emutls_object_name, get_emutls_object_type): New.
29133 (get_emutls_init_templ_addr, emutls_decl): New.
29134 (emutls_common_1, emutls_finish): New.
29135 (assemble_variable): When emulating tls, swap decls; generate
29136 constructor for the emutls objects.
29137 (do_assemble_alias): When emulating tls, swap decl and target name.
29138 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29140 * varpool.c (decide_is_variable_needed): Look at force_output.
29141 Recurse for emulated tls.
29142 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29143 with decide_is_variable_needed.
29144 * emutls.c: New file.
29145 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29146 tls_object for real tls.
29148 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29150 PR rtl-optimization/29599
29151 * reload1.c (eliminate_regs_in_insn): Take the destination
29152 mode into account when computing the offset.
29154 2007-02-09 Stuart Hastings <stuart@apple.com>
29155 Richard Henderson <rth@redhat.com>
29157 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29158 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29159 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29160 fixuns_truncdfhi2): New.
29161 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29162 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29163 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29164 (floatunssidf2): Allow nonimmediate source.
29165 * config/i386/sse.md (movdi_to_sse): New.
29166 (vec_concatv2di): Drop '*'.
29167 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29168 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29169 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29171 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29172 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29173 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29174 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29175 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29176 ix86_build_const_vector.
29177 (x86_emit_floatuns): Rewrite.
29179 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29181 * genautomata.c (longest_path_length): Delete unused function.
29182 (struct state): Delete unused longest_path_length.
29183 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29184 (get_free_state): Delete unused.
29186 2007-02-09 Jan Hubicka <jh@suse.cz>
29188 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29189 * doc/invoke.texi (inline-unit-growth): Update default value.
29191 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29192 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29193 (rebuild_cgraph_edges): Likewise.
29194 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29195 (dump_cgraph_node): Dump frequencies.
29196 (cgraph_clone_edge): Add frequency scales.
29197 (cgraph_clone_node): Add freuqnecy.
29198 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29199 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29200 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29201 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29202 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29203 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29204 (save_inline_function_body): Likewise.
29205 * ipa-inline.c: inluce rtl.h
29206 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29207 (cgraph_edge_badness): Use frequencies.
29208 (cgraph_decide_recursive_inlining): Update clonning.
29209 (cgraph_decide_inlining_of_small_function): Dump frequency.
29210 * predict.c (estimate_bb_frequencies): Export.
29211 * predict.h (estimate_bb_frequencies): Declare.
29212 * tree-inline.c (copy_bb): Watch overflows.
29213 (expand_call_inline): Update call of cgraph_create_edge.
29214 (optimize_inline_calls): Use TODO flags to update frequnecies.
29215 * passes.h: Include predict.h
29216 (init_optimization_passes): Move profile ahead.
29217 (execute_function_todo): Handle TODO_rebuild_frequencies.
29219 2007-02-09 Roger Sayle <roger@eyesopen.com>
29221 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29222 the insbl or inswl pattern into a register.
29224 2007-02-09 Roger Sayle <roger@eyesopen.com>
29226 * config/ia64/ia64.md (bswapdi2): New define_insn.
29228 2007-02-09 Richard Henderson <rth@redhat.com>
29230 * config/i386/constraints.md (Ym): New constraint.
29231 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29232 (movdi_1_rex64): Split sse and xmm general register moves from
29233 memory move alternatives. Use conditional register constraints.
29234 (movsf_1, movdf_integer): Likewise.
29235 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29236 (movdf_integer_rex64): New.
29237 (pushsf_rex64): Fix output constraints.
29238 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29239 (sse2_stored): Likewise.
29240 (sse2_storeq_rex64): New.
29241 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29242 amd and not generic.
29243 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29244 for optimize_size. Remove SF/DFmode hack.
29246 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29248 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29251 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29252 Richard Sandiford <richard@codesourcery.com>
29254 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29255 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29256 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29257 m68k/t-mlib to tmake_file.
29258 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29259 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29260 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29261 Allow it to be cf or m68k. Set m68k_arch_family. If that
29262 variable is not empty, add t-$m68k_arch_family to tmake_file.
29263 Add t-mlibs to tmake_file.
29264 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29265 * config/m68k/t-cf: New file.
29266 * config/m68k/t-m68k: Likewise.
29267 * config/m68k/t-mlibs: Likewise.
29268 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29269 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29270 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29271 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29272 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29274 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29275 (INSTALL_LIBGCC): Delete.
29276 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29277 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29278 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29279 (M68K_MLIB_CPU): Define.
29280 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29281 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29282 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29284 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29285 Richard Guenther <rguenther@suse.de>
29287 PR middle-end/23361
29288 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29289 against INT_MIN/INT_MAX.
29290 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29291 file if a loop is removed.
29293 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29295 * calls.c (store_one_arg): Pass correct alignment to
29296 emit_push_insn for non-BLKmode values.
29297 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29298 unaligned stack slot via a suitably aligned slot.
29300 2007-02-08 DJ Delorie <dj@redhat.com>
29302 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29304 (legal_subregs): Use unsigned char, make const.
29305 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29307 2007-02-08 Paul Brook <paul@codesourcery.com>
29309 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29310 special interworking needed.
29312 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29314 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29315 conditional to __SSE2__.
29316 (Entries below should have been added to first ChangeLog
29317 entry for amdfam10 dated 2007-02-05)
29318 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29320 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29322 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29325 2007-02-08 DJ Delorie <dj@redhat.com>
29327 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29328 * config/m32c/m32c.c (legal_subregs): New.
29329 (m32c_illegal_subreg_p): New.
29330 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29331 unsupported subregs of hard regs.
29333 2007-02-08 Jan Hubicka <jh@suse.cz>
29335 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29336 the same one; always update histograms.
29338 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29340 * passes.c (init_optimization_passes): Tidy comment.
29342 2007-02-08 Roger Sayle <roger@eyesopen.com>
29344 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29345 strip zero_extend, bswap and rotates from POCOUNT's argument.
29346 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29347 zero_extend and rotates from PARITY's argument.
29348 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29349 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29350 of an integer constant at compile-time.
29352 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29355 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29357 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29360 * tree-ssa-live.c (remove_unused_locals): Do not remove
29361 TREE_ADDRESSABLE variables.
29362 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29363 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29364 FOR_CLOBBER. Update all users.
29365 If VAR has an associated alias set, add a virtual operand for
29366 it if no alias is found to conflict with the memory reference.
29368 2007-02-07 Jan Hubicka <jh@suse.cz>
29369 Robert Kidd <rkidd@crhc.uiuc.edu>
29371 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29373 2007-02-07 Ian Lance Taylor <iant@google.com>
29375 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29377 2007-02-07 Roger Sayle <roger@eyesopen.com>
29379 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29380 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29381 tablejumpdi, movsi_to_cr_one): Remove constraints from
29382 define_expand's match_operands.
29384 2007-02-07 Roger Sayle <roger@eyesopen.com>
29386 * global.c (compute_regsets): Move declatation of "i" inside of
29387 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29389 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29392 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29393 of INDIRECT_REF <RESULT_DECL>.
29395 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29397 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29398 Kaz Kojima <kkojima@gcc.gnu.org>
29401 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29403 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29405 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29407 * doc/loop.texi: Document possibility not to perform disambiguation
29408 of loops with multiple latches.
29409 * cfgloopmanip.c (alp_enum_p): Removed.
29410 (add_loop): Handle subloops. Use get_loop_body_with_size.
29411 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29412 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29413 the new forwarder block.
29414 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29415 Handle the case latch is NULL.
29416 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29417 modifications when marking loop exits.
29418 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29420 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29421 disambiguate_loops_with_multiple_latches.
29422 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29423 before fix_loop_structure.
29424 * cfgloop.c: Include pointer-set.h and output.h.
29425 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29426 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29427 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29428 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29429 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29430 disambiguate_multiple_latches, get_loop_body_with_size,
29431 disambiguate_loops_with_multiple_latches): New functions.
29432 (flow_loop_dump): Dump multiple latch edges.
29433 (flow_loop_nodes_find): Handle loops with multiple latches.
29434 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29435 (glb_enum_p): Modified.
29436 (get_loop_body): Use get_loop_body_with_size.
29437 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29438 (AVOID_CFG_MODIFICATIONS): New constant.
29439 (disambiguate_loops_with_multiple_latches, add_loop,
29440 get_loop_body_with_size): Declare.
29441 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29443 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29445 PR inline-asm/28686
29446 * global.c (compute_regsets): New function.
29447 (global_alloc): Refactored ELIMINABLE_REGSET
29448 and NO_GLOBAL_ALLOC_REGS computation out.
29449 (rest_of_handle_global_alloc): Call compute_regsets()
29450 for non-optimizing case.
29452 2007-02-06 Richard Henderson <rth@redhat.com>
29454 * config/i386/constraints.md (Y2): Rename from Y.
29455 (Yi): New constraint.
29456 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29457 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29458 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29459 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29460 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29461 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29462 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29463 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29464 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29465 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29466 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29467 vec_extractv2si_1): Change Y constraints to Y2.
29468 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29469 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29470 Change Y constraints to Y2.
29471 (sse2_loadld): Change Y constraints to x.
29473 2007-02-06 Roger Sayle <roger@eyesopen.com>
29475 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29476 (parity<mode>2): New define_expand using rs6000_emit_parity.
29477 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29478 rs6000_emit_parity): New functions.
29479 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29480 rs6000_emit_parity): Prototype here.
29482 2007-02-06 Ian Lance Taylor <iant@google.com>
29484 * lower-subreg.c (simple_move_operand): Reject CONST.
29485 (resolve_clobber): Call validate_change rather than directly
29486 assigning to XEXP (pat, 0).
29488 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29490 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29491 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29492 (tree-cfg.o): Remove hashtab.h dependency.
29494 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29495 (struct ivopts_data): Change niters to pointer_map_t.
29496 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29497 (niter_for_exit): Create pointer_map on demand. Change for
29499 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29500 (free_loop_data): Destroy data->niters if created and reset field.
29501 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29502 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29504 * tree-ssa-reassoc.c: Include pointer-set.h.
29505 (bb_rank): Change to long *.
29506 (operand_rank): Change to pointer_map_t.
29507 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29508 (insert_operand_rank): Accept long.
29509 (operand_entry_hash, operand_entry_eq): Remove.
29510 (get_rank): Return long. Adjust for changes above.
29511 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29513 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29515 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29516 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29517 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29519 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29520 directly since it cannot be NULL.
29521 (get_vi_for_tree): Rewrite for pointer_map API.
29522 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29523 (init_alias_vars): Create vi_for_tree as pointer_map.
29524 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29526 * tree-cfg.c: Don't include hashtab.h.
29527 (edge_to_cases): Declare as pointer_map.
29528 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29530 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29531 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29532 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29534 (record_switch_edge): Delete.
29535 (get_cases_for_edge): Adjust for pointer_map API, inline
29536 record_switch_edge (rewritten for new API), remove goto.
29538 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29540 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29541 * tree-nested.c: Include pointer-set.h.
29542 (var_map_elt, var_map_eq, var_map_hash): Delete.
29543 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29544 to pointer_map_t's.
29545 (nesting_info_bitmap_obstack): New.
29546 (lookup_field_for_decl): Adjust for pointer_map API.
29547 (lookup_tramp_for_decl): Adjust for pointer_map API.
29548 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29549 (get_local_debug_decl): Adjust for pointer_map API.
29550 (convert_nl_goto_reference): Adjust for pointer_map API.
29551 (convert_nl_goto_receiver): Adjust for pointer_map API.
29552 (create_nesting_tree): Create outside GGC space. Create bitmap on
29553 the new obstack. Create field_map and var_map as pointer_maps.
29554 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29556 (lower_nested_functions): Move root here, no need to NULL it.
29557 Initialize and release the obstack.
29559 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29561 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29562 Remove prototypes and make them non-static.
29563 (struct tree_int_map): Remove.
29564 * tree.h (struct tree_int_map): Move here, turning TO into an
29566 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29568 * tree.h (TREE_COMPLEXITY): Remove.
29569 (struct tree_exp): Remove complexity field.
29570 * tree.c (build1_stat): Don't set it.
29572 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29573 Victor Kaplansky <victork@il.ibm.com>
29575 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29576 (vect_is_simple_reduction): Support reduction with induction as
29577 one of the operands.
29578 (vect_is_simple_iv_evolution): Fix formatting.
29579 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29580 formatting. Don't mark induction phis for vectorization.
29581 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29582 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29583 (vect_get_vec_def_for_operand): Support induction.
29584 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29586 (vectorizable_reduction): Support reduction with induction as one of
29588 (vectorizable_type_demotion): Use def-type of stmt argument rather
29589 than dummy def-type.
29591 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29592 flag_tree_scev_cprop.
29593 * common.opt (tree-scev-cprop): New flag.
29595 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29596 call to vect_get_new_vect_var.
29598 2007-02-06 Ira Rosen <irar@il.ibm.com>
29600 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29601 vectype is not NULL.
29602 (vect_pattern_recog_1): Likewise.
29604 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29606 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29607 (fold_negate_expr): Likewise.
29609 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29612 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29613 even if cv-qualification is the same.
29615 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29617 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29618 __enable_execute_stack on completion.
29620 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29622 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29623 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29624 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29625 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29626 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29627 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29628 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29629 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29631 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29633 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29634 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29635 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29636 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29637 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29638 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29639 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29640 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29641 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29642 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29643 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29644 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29645 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29646 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29647 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29648 sqrtextenddfxf2_i387): Added amdfam10_decode.
29650 * config/i386/athlon.md (athlon_idirect_amdfam10,
29651 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29652 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29653 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29654 athlon_ivector_store_amdfam10): New define_insn_reservation.
29655 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29658 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29660 * config/i386/athlon.md (athlon_call_amdfam10,
29661 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29662 define_insn_reservation.
29663 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29664 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29665 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29667 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29669 * config/i386/athlon.md (athlon_sseld_amdfam10,
29670 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29671 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29673 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29675 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29676 define_insn_reservation.
29677 * config/i386/i386.md (sseins): Added sseins to define_attr type
29678 and define_attr unit.
29679 * config/i386/sse.md: Set type attribute to sseins for insertq
29682 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29684 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29685 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29686 ssecomi_load_amdfam10, ssecomi_amdfam10,
29687 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29688 define_insn_reservation.
29689 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29691 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29693 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29694 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29695 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29696 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29697 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29698 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29699 define_insn_reservation.
29701 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29702 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29703 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29704 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29705 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29709 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29710 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29711 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29712 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29713 athlon_ssemul_load_k8): Added amdfam10.
29715 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29717 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29718 (x86_sse_unaligned_move_optimal): New variable.
29720 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29722 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29723 for unaligned vector SSE double/single precision loads for AMDFAM10.
29725 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29727 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29728 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29729 Define TARGET_CPU_DEFAULT_amdfam10.
29730 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29731 (processor_type): Add PROCESSOR_AMDFAM10.
29733 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29734 processor_type in config/i386/i386.h.
29735 Enable imul peepholes for TARGET_AMDFAM10.
29737 * config.gcc: Add support for --with-cpu option for amdfam10.
29739 * config/i386/i386.c (amdfam10_cost): New variable.
29740 (m_AMDFAM10): New macro.
29741 (m_ATHLON_K8_AMDFAM10): New macro.
29742 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29743 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29744 x86_promote_QImode, x86_integer_DFmode_moves,
29745 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29746 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29747 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29748 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29749 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29750 Enable/disable for amdfam10.
29751 (override_options): Add amdfam10_cost to processor_target_table.
29752 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29753 processor_alias_table.
29754 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29755 (ix86_adjust_cost): Add code for amdfam10.
29757 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29759 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29760 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29761 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29762 * config/i386/i386.h: Add builtin definition for SSE4A.
29763 * config/i386/i386.md: Add support for ABM instructions
29764 (popcnt and lzcnt).
29765 * config/i386/sse.md: Add support for SSE4A instructions
29766 (movntss, movntsd, extrq, insertq).
29767 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29768 Add -march=amdfam10 flag.
29769 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29770 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29772 * doc/extend.texi: Add documentation for SSE4A builtins.
29774 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29776 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29778 2007-02-05 Richard Guenther <rguenther@suse.de>
29780 * tree-vectorizer.h (vectorizable_function): Add argument type
29781 argument, change return type.
29782 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29783 * tree-vect-transform.c (vectorizable_function): Handle extra
29784 argument, return vectorized function decl.
29785 (build_vectorized_function_call): Remove.
29786 (vectorizable_call): Handle calls with result and argument types
29787 differing. Handle loop vectorization factor correctly.
29788 * targhooks.c (default_builtin_vectorized_function): Adjust for
29790 * targhooks.h (default_builtin_vectorized_function): Likewise.
29791 * target.h (builtin_vectorized_function): Add argument type
29793 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29794 extra argument, allow vectorizing of lrintf.
29795 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29796 documentation of target hook.
29798 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29801 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29802 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29803 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29805 2007-02-05 Roger Sayle <roger@eyesopen.com>
29807 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29808 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29809 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29810 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29811 before canonicalizing sincos to cexpi.
29812 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29814 2007-02-05 Roger Sayle <roger@eyesopen.com>
29816 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29817 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29818 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29820 2007-02-05 Roger Sayle <roger@eyesopen.com>
29822 * mips-tfile.c (initialize_init_file): Correct endianness test.
29824 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29826 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29827 the 'y' constraint.
29829 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29831 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29832 saves in a PARALLEL before the register assignments.
29834 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29836 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29837 DWARF_FRAME_RETURN_COLUMN to be a general register.
29838 * dwarf2out.c (init_return_column_size): New function, split from...
29839 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29840 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29841 to be nongeneral registers.
29842 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29844 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29845 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29847 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29849 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29851 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29853 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29854 (remove_path): Use can_remove_branch_p and remove_branch instead
29855 of loop_delete_branch_edge.
29856 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29857 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29858 Update profile using scale_dominated_blocks_in_loop.
29859 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29860 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29861 (can_remove_branch_p, remove_branch): Declare.
29862 * tree-cfg.c (tree_can_remove_branch_p): New function.
29863 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29864 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29865 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29867 2007-02-05 Jan Hubicka <jh@suse.cz>
29869 PR middle-end/30696
29870 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29871 nodes in cgraph, don't remove offline copy of the function.
29873 2007-02-04 Jan Hubicka <jh@suse.cz>
29875 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29876 vectors might cause maybe_lookup_element_for_expr to be called
29877 on non-sra-candidate.
29879 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29881 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29882 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29883 spelling conventions.
29885 2007-02-04 Richard Guenther <rguenther@suse.de>
29887 PR middle-end/30636
29888 * fold-const.c (try_move_mult_to_index): Make sure to not
29889 overflow one dimension of a multi-dimensional array access.
29891 2007-02-04 Jan Hubicka <jh@suse.cz>
29893 * passes.c (init_optimization_passes): Reindent.
29895 2007-02-04 Jan Hubicka <jh@suse.cz>
29896 Eric Botcazou <ebotcazou@adacore.com>
29898 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29899 (execute_fixup_cfg): Break out the abnormal goto code.
29900 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29901 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29902 (optimize_inline_calls): Call make_nonlocal_label_edges.
29904 2007-02-04 Jan Hubicka <jh@suse.cz>
29906 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29907 true when something was changed.
29908 (rename_ssa_copies): When something was changed, do
29909 TODO_remove_unused_locals.
29910 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29911 add TODO_remove_unused_locals when instruction was removed.
29913 2007-02-04 Jan Hubicka <jh@suse.cz>
29915 * ipa-inline.c (try_inline): Improve debug output; work on already
29917 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29918 call try_inline for already inlined edges too when flattening;
29919 inline also functions that make callee growth but overall unit size
29922 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29924 * config/m32c/bitops.md, config/m32c/jump.md,
29925 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29926 config/m32r/m32r.h, config/m32r/m32r.md,
29927 config/m32r/predicates.md, config/m68hc11/larith.asm,
29928 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29929 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29930 config/mips/mips-protos.h, config/mips/mips.c,
29931 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29932 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29933 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29934 spelling conventions.
29936 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29937 Follow spelling conventions.
29939 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29941 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29942 warn about C++0x compatibility.
29944 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29946 * config/h8300/h8300.c, config/h8300/h8300.h,
29947 config/h8300/h8300.md: Follow spelling conventions.
29949 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29951 PR middle-end/30667
29952 * combine.c (try_combine): Do not substitute source operand
29953 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29955 2007-02-03 Jan Hubicka <jh@suse.cz>
29957 PR gcov-profile/30650
29958 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29959 do not divide by zero for never executed counters.
29960 (tree_find_values_to_profile): Fix counters.
29961 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29963 2007-02-03 Ian Lance Taylor <iant@google.com>
29965 * lower-subreg.c (simple_move_operand): New static function,
29966 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29968 (simple_move): Call simple_move_operand.
29969 (find_decomposable_subregs): Add special handling of MEMs.
29970 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29971 meaning of return value. If we see a hard register, test whether
29972 it can store a word_mode value. Change all callers.
29974 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29976 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29977 ftrapv insns and expanders.
29978 (subdi3): Change define_expand operand 1 to arith11_operand, and
29979 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29980 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29981 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29984 PR middle-end/30174
29985 * varasm.c (notice_global_symbol): Treat global objects as weak when
29986 flag_shlib is true.
29988 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29990 * emit-rtl.c (dconstpi): Delete.
29991 (dconstsqrt2): New.
29992 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29993 * real.h (dconstpi): Delete.
29994 (dconstsqrt2): New.
29995 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29996 (fold_builtin_hypot): Likewise.
29998 2007-02-03 Tom Tromey <tromey@redhat.com>
30001 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30002 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30004 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30006 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30007 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30008 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30009 config/rs6000/cell.md, config/rs6000/darwin.h,
30010 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30011 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30012 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30013 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30014 typos. Follow spelling conventions.
30015 * doc/invoke.texi: Follow spelling conventions.
30017 2007-02-03 Roger Sayle <roger@eyesopen.com>
30019 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30020 canonicalization transformations that attempt to simplify integer
30021 constant comparisons to become comparisons against zero.
30023 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30025 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30027 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30028 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30030 2007-02-02 Mike Stump <mrs@apple.com>
30032 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30033 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30034 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30035 generate a branch island.
30037 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30039 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30040 (xtensa_legitimate_address_p): New.
30041 (xtensa_legitimize_address): New.
30042 (xtensa_output_addr_const_extra): New.
30043 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30045 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30046 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30047 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30048 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30049 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30050 (xtensa_legitimize_address): New.
30051 (xtensa_output_addr_const_extra): New.
30053 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30055 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30057 2007-02-02 Ian Lance Taylor <iant@google.com>
30059 * expmed.c (expand_divmod): Add comment.
30061 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30063 * emit-rtl.c (renumber_insns): Remove.
30064 * flags.h: Remove the extern for flag_renumber_insns.
30065 * rtl.h: Remove the prototype for renumber_insns.
30066 * toplev.c (flag_renumber_insns): Remove.
30068 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30070 Revert for x86 darwin:
30071 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30073 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30074 code before the following patch under TARGET_MACHO.
30075 (ix86_function_value_regno_p): Likewise.
30077 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30079 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30082 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30085 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30086 loads to general or fp registers. Add comments.
30087 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30089 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30091 * pointer-set.c (insert_aux): Only return insertion slot.
30092 (pointer_set_insert): Adjust.
30093 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30094 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30095 pointer_map_traverse): New.
30096 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30097 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30098 pointer_map_contains, pointer_map_traverse): Declare.
30100 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30102 PR middle-end/30473
30103 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30104 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30106 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30108 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30110 (struct _dep): New type.
30111 (dep_t): New typedef.
30112 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30113 (DEP_STATUS): New access macro. The macro with the same name was
30114 renamed to DEP_LINK_STATUS.
30115 (dep_init): Declare function
30117 (struct _dep_link): New type.
30118 (dep_link_t): New typedef.
30119 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30120 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30121 (DEP_LINK_STATUS): New macro.
30122 (debug_dep_links): New debug function.
30124 (struct _deps_list): New type.
30125 (deps_list_t): New typedef.
30126 (DEPS_LIST_FIRST): New access macro.
30127 (FOR_EACH_DEP_LINK): New cycle macro.
30128 (create_deps_list, free_deps_list, delete_deps_list): Declare
30130 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30131 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30132 (copy_deps_list_change_con): Ditto.
30134 (move_dep_link): Declare function.
30136 (struct _dep_node): New type.
30137 (dep_node_t): New typedef.
30138 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30140 (struct haifa_insn_data.back_deps): New field to hold backward
30141 dependencies of the insn.
30142 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30144 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30145 Change its type to deps_list_t.
30146 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30147 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30148 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30150 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30152 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30154 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30156 (dep_cost): Declare.
30158 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30159 (ds_to_dk, dk_to_ds): New functions.
30161 (init_dep_1): New static function.
30162 (init_dep): New function.
30163 (copy_dep): New static function.
30165 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30167 (detach_dep_link): New static function.
30168 (move_dep_link): New function.
30170 (dep_links_consistent_p, dump_dep_links): New static functions.
30171 (debug_dep_links): New debugging function.
30173 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30175 (alloc_deps_list, init_deps_list): New static functions.
30176 (create_deps_list): New function.
30177 (clear_deps_list): New static function.
30178 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30179 (deps_list_consistent_p, dump_deps_list): New static functions.
30180 (debug_deps_list): New function.
30181 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30183 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30185 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30186 use new scheduler dependencies lists.
30187 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30188 (sched_analyze): Ditto. Initialize dependencies lists.
30189 (add_forw_dep, compute_forward_dependences): Update to use new
30190 scheduler dependencies lists.
30192 (init_dependency_caches): Init deps_obstack.
30193 (free_dependency_caches): Free deps_obstack.
30195 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30196 new scheduler dependencies lists.
30197 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30198 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30200 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30201 Update to use new scheduler dependencies lists.
30202 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30203 (debug_dependencies): Ditto.
30204 (schedule_region): Update comments.
30206 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30207 scheduler dependencies lists.
30208 (schedule_ebb): Update comments.
30210 * rtl.def (DEPS_LIST): Remove.
30212 * lists.c (unused_deps_list): Remove.
30213 (free_list): Update assertions.
30215 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30216 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30218 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30219 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30221 * haifa-sched.c (comments): Update.
30222 (insn_cost1): Remove. Inline the code into insn_cost ().
30223 (insn_cost): Update to use new scheduler dependencies lists. Move
30224 processing of the dependency cost to dep_cost ().
30225 (dep_cost): New function. Use it instead of insn_cost () when
30226 evaluating cost of the dependency. Use compatible interface to
30227 interact with the target.
30228 (priority): Update to use new scheduler dependencies lists.
30229 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30230 with greater number of insns that depend on the insn.
30231 (schedule_insn): Update to use new scheduler dependencies lists. Add
30232 code to free backward dependencies lists. Inline and optimize code
30233 from resolve_dep () - see PR28071.
30234 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30235 lists. Update call to targetm.sched.is_costly_dependence hook.
30237 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30238 scheduler dependencies lists.
30240 (resolve_dep): Remove. Move the logic to schedule_insn ().
30241 (init_h_i_d): Initialize dependencies lists.
30243 (process_insn_depend_be_in_spec): Rename to
30244 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30245 dependencies lists.
30246 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30247 Update to use new scheduler dependencies lists.
30248 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30250 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30251 new scheduler dependencies lists.
30252 (build_intra_loop_deps): Ditto.
30254 * target.h (struct _dep): Declare to use in
30255 gcc_target.sched.is_costly_dependence.
30256 (struct gcc_target.sched.adjust_cost): Fix typo.
30257 (struct gcc_target.sched.is_costly_dependence): Change signature to
30258 use single dep_t parameter instead of an equivalent triad.
30259 (struct gcc_target.sched.adjust_cost_2): Remove.
30261 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30263 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30265 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30267 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30269 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30270 (REG_DEP_TRUE): Document.
30272 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30273 Change signature to correspond to the targetm.sched.adjust_cost hook.
30274 Update use in TARGET_SCHED_ADJUST_COST_2.
30275 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30276 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30277 new scheduler dependencies lists.
30278 (ia64_gen_check): Ditto.
30280 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30281 scheduler dependencies lists.
30283 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30284 signature to correspond to the targetm.sched.is_costly_dependence hook.
30285 (is_costly_group): Update to use new scheduler dependencies lists.
30287 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30288 instead of INSN_COST () macro.
30290 2007-02-01 Ian Lance Taylor <iant@google.com>
30292 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30294 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30296 * pa.md (tp_load): Correct mfctl instruction syntax.
30298 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30300 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30301 altivec_padding_size calculation on AIX. Improve comment, add
30302 assert to verify that it's right.
30304 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30307 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30309 PR inline-asm/28686
30310 * global.c (global_alloc): Add mising initialization of
30313 2007-02-01 Roger Sayle <roger@eyesopen.com>
30315 * alias.c (init_alias_analysis): Correct whitespace.
30316 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30317 partition_hot_cold_basic_blocks): Likewise.
30318 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30319 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30320 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30321 fold_builtin_snprintf_chk, fold_builtin_printf,
30322 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30323 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30324 * cfgcleanup.c (cleanup_cfg): Likewise.
30325 * cfgexpand.c (tree_expand_cfg): Likewise.
30326 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30327 * function.c (get_next_funcdef_no): Likewise.
30328 * gengtype.c (main): Likewise.
30329 * genmodes.c (main): Likewise.
30330 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30331 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30332 * ifcvt.c (noce_emit_move_insn): Likewise.
30333 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30335 * stor-layout.c (get_best_mode): Likewise.
30336 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30337 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30338 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30339 perform_var_substitution, solve_graph): Likewise.
30340 * tree-vrp.c (vrp_finalize): Likewise.
30342 2007-02-01 Ian Lance Taylor <iant@google.com>
30344 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30345 high part of a paradoxical subreg, return a constant zero.
30347 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30349 * toplev.c (lang_dependent_init): Call init_set_costs.
30350 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30352 2007-02-01 Richard Guenther <rguenther@suse.de>
30354 PR middle-end/30656
30355 * fold-const.c (fold_negate_expr): Allow negating a
30356 constant if overflow does not change.
30358 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30360 * doc/c-tree.texi (Expression trees): Improve markup.
30361 * doc/tm.texi (Register Classes, Addressing Modes)
30362 (Floating Point): Fix spacing after abbreviations. Fix some
30365 2007-02-01 Ben Elliston <bje@au.ibm.com>
30367 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30368 * doc/contrib.texi: Likewise.
30369 * doc/install.texi: Likewise.
30371 2007-01-31 Richard Henderson <rth@redhat.com>
30372 Ian Lance Taylor <iant@google.com>
30374 * lower-subreg.c: New file.
30375 * rtl.def (CONCATN): Define.
30376 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30377 pass_lower_subreg2.
30378 * emit-rtl.c (update_reg_offset): New static function, broken out
30379 of gen_rtx_REG_offset.
30380 (gen_rtx_REG_offset): Call update_reg_offset.
30381 (gen_reg_rtx_offset): New function.
30382 * regclass.c: Revert patch of 2006-03-05, restoring
30384 (clear_reg_info_regno): New function.
30385 * dwarf2out.c (concatn_loc_descriptor): New static function.
30386 (loc_descriptor): Handle CONCATN.
30387 * common.opt (fsplit_wide_types): New option.
30388 * opts.c (decode_options): Set flag_split_wide_types when
30390 * timevar.def (TV_LOWER_SUBREG): Define.
30391 * rtl.h (gen_reg_rtx_offset): Declare.
30392 (reg_scan_update): Declare.
30393 * regs.h (clear_reg_info_regno): Declare.
30394 * tree-pass.h (pass_lower_subreg): Declare.
30395 (pass_lower_subreg2): Declare.
30396 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30397 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30398 -fsplit-wide-types.
30399 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30400 * Makefile.in (OBJS-common): Add lower-subreg.o.
30401 (lower-subreg.o): New target.
30403 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30405 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30407 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30410 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30412 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30414 PR middle-end/29335
30415 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30417 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30419 * cfgloop.h: Include vec-prim.h.
30420 (enum li_flags): Remove LI_ONLY_OLD.
30421 (loop_iterator): Changed.
30422 (fel_next, fel_init): Iterate over loop tree.
30423 (FOR_EACH_LOOP_BREAK): New macro.
30424 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30426 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30427 * modulo-sched.c (sms_schedule): Ditto.
30428 * tree-vectorizer.c (vectorize_loops): Ditto.
30429 * doc/loop.texi: Update information on loop numbering and behavior of
30430 FOR_EACH_LOOP wrto new loops.
30431 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30432 add_to_evolution_1): Test nestedness of loops instead of comparing
30434 * tree-chrec.c (chrec_fold_plus_poly_poly,
30435 chrec_fold_multiply_poly_poly, chrec_evaluate,
30436 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30437 reset_evolution_in_loop): Ditto.
30438 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30440 2007-01-31 Dirk Mueller <dmueller@suse.de>
30442 * c-common.c (warn_about_parentheses): Separate warning about
30443 un-parenthized sequence of comparison operators from the one
30444 which is supposed to warn about x <= y <= z.
30446 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30448 * optabs.h (enum optab_index): Add new OTI_isinf.
30449 (isinf_optab): Define corresponding macro.
30450 * optabs.c (init_optabs): Initialize isinf_optab.
30451 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30453 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30454 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30456 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30457 expand_builtin_interclass_mathfn.
30458 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30459 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30460 (fxam<mode>2_i387): New insn pattern.
30461 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30462 built-in functions as x87 inline asm.
30464 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30466 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30468 2007-01-30 Eric Christopher <echristo@apple.com>
30470 * config.gcc: Add geode.
30472 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30474 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30475 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30476 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30477 value-prof.c: Fix comment typos.
30479 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30482 * doc/invoke.texi (Wpointer-arith): Document warning.
30484 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30486 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30487 the list of discrepancies from the draft TR.
30489 2007-01-30 Dirk Mueller <dmueller@suse.de>
30492 * doc/invoke.texi (-Wreturn-type): Update description to
30493 match new behavior.
30495 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30497 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30499 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30501 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30502 to handle optabs that operate on floating point input argument and
30503 output to integer output.
30504 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30505 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30506 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30507 expand_builtin_interclass_mathfn ().
30508 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30509 (ilogbsi2): Remove.
30510 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30511 ilogbl built-in functions as x87 intrinsics.
30513 2007-01-30 Richard Guenther <rguenther@suse.de>
30515 PR middle-end/27657
30516 * dwarf2out.c (reference_to_unused): Query varpool if the
30517 variable was output.
30519 2007-01-30 Richard Guenther <rguenther@suse.de>
30521 PR middle-end/30313
30522 * passes.c (execute_one_pass): Reset in_gimple_form to not
30523 confuse non-unit-at-a-time mode.
30525 2007-01-29 Roger Sayle <roger@eyesopen.com>
30526 Richard Guenther <rguenther@suse.de>
30528 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30529 avoid undefined behaviour on overflow. Use force_fit_type_double
30530 to construct the constant with the specified TREE_OVERFLOW.
30532 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30534 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30535 * config/dfp-bit.h: Ditto.
30537 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30539 * c-decl.c (pop_scope): Replace warnings with call to
30540 warn_for_unused_label.
30541 * c-common.h (warn_for_unused_label): Declare.
30542 * c-common.c (warn_for_unused_label): Define.
30544 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30546 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30549 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30551 * Makefile.in (USER_H): Remove decfloat.h.
30552 * ginclude/decfloat.h: Delete, moving contents to ...
30553 * ginclude/float.h: Add support for decimal floating point,
30554 guarded by __STDC_WANT_DEC_FP__.
30556 2007-01-29 Mike Stump <mrs@apple.com>
30558 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30559 Analysis and Representation to resolve case insensitive conflict.
30560 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30562 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30564 * tree.h (struct tree_memory_tag): Add aliases member.
30565 (MTAG_ALIASES): New macro.
30566 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30567 (add_may_alias): Remove pointer-set. Update for may_aliases being
30569 (mark_aliases_call_clobbered): Update for may_aliases being a
30571 (compute_tag_properties): Ditto.
30572 (create_partition_for): Ditto.
30573 (compute_memory_partitions): Ditto.
30574 (dump_may_aliases_for): Ditto.
30575 (is_aliased_with): Ditto.
30576 (add_may_alias_for_new_tag): Ditto.
30577 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30578 (compute_is_aliased): New function.
30579 (compute_may_aliases): Call compute_is_aliased).
30580 (init_alias_info): Initialize alias_bitmap_obstack.
30581 (union_alias_set_into): New function.
30582 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30583 (have_common_aliases_p): Rewrite to take two bitmaps and use
30585 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30586 Update for bitmaps.
30587 (finalize_ref_all_pointers): Update for add_may_alias changes.
30588 (new_type_alias): Ditto.
30589 * tree-flow-inline.h (may_aliases): Return a bitmap.
30590 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30591 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30592 may_aliases being a bitmap.
30593 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30594 may_aliases now returns a bitmap.
30595 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30597 * tree-ssa-operands.c (add_virtual_operand): Update for
30598 may_aliases being a bitmap.
30600 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30602 PR tree-optimization/30630
30603 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30604 variable as changed.
30606 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30609 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30610 expanded only once even if an error occurs.
30612 2007-01-29 Ben Elliston <bje@au.ibm.com>
30614 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30615 (__gcov_average_profiler): Likewise.
30616 (__gcov_ior_profiler): Likewise.
30617 (__gcov_merge_ior): Likewise.
30619 2007-01-28 Jan Hubicka <jh@suse.cz>
30621 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30622 * value-prof.c (stringop_block_profile): Likewise.
30624 2007-01-28 Jan Hubicka <jh@suse.cz>
30626 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30627 Add variant handling histograms; add wrapper.
30628 (clear_storage_via_libcall): Export.
30629 (emit_block_move_hints): Break out from ...; add histograms.
30630 (emit_block_move): ... this one.
30631 (clear_storage_hints): Break out from ...; add histograms.
30632 (clear_storage): ... this one.
30633 (set_storage_via_memset): Handle histogram.
30634 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30635 (clear_storage_hints, clear_storage_via_libcall): Declare.
30636 (set_storage_via_setmem): Update prototype.
30637 * doc/md.texi (movmem, setmem): Document new arguments.
30639 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30640 Add new histograms.
30641 (stringop_block_profile): New global function.
30642 (tree_stringops_values_to_profile): Profile block size and alignment.
30643 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30645 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30646 (stringop_block_profile): Declare.
30647 * builtins.c: Include value-prof.h.
30648 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30649 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30650 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30651 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30652 * profile.c (instrument_values): Add new counters.
30653 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30655 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30656 (tree_init_edge_profiler): Build new profilers.
30657 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30658 (pass_tree_profile): Add dump.
30659 (tree_profile_hooks): Update.
30660 * Makefile.in (LIBGCOV): Add new constants.
30661 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30662 __gcov_ior_profiler): New.
30663 * config/i386/i386.md (movmem/setmem expanders): Add new optional
30666 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30668 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30670 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30672 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30673 (tree_unswitch_single_loop): Pass eni_size_weights to
30674 tree_num_loop_insns.
30675 * tree-ssa-loop-manip.c: Include tree-inline.h.
30676 (can_unroll_loop_p): Pass eni_size_weights to
30677 tree_num_loop_insns.
30678 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30679 Pass eni_size_weights to estimate_num_insns.
30680 * tree.h (init_inline_once): Export.
30681 * toplev.c (backend_init): Call init_inline_once.
30682 * cgraphunit.c (cgraph_process_new_functions,
30683 cgraph_analyze_function): Pass eni_inlining_weights to
30684 estimate_num_insns.
30685 * ipa-inline.c (compute_inline_parameters): Ditto.
30686 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30687 to estimate_num_insns.
30688 (try_unroll_loop_completely): Pass eni_size_weights to
30689 tree_num_loop_insns.
30690 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30691 ot estimate_num_insns.
30692 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30693 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30694 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30695 eni_time_weights): New variables.
30696 (init_inline_once): Initialize them.
30697 (struct eni_data): Mew.
30698 (estimate_num_insns_1, estimate_num_insns): Use weights.
30699 * tree-inline.h (struct eni_weights_d): New.
30700 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30701 (estimate_num_insns): Declaration changed.
30702 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30703 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30704 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30706 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30708 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30709 relations in the conflict function is valid.
30711 2007-01-27 Ian Lance Taylor <iant@google.com>
30713 * common.opt: Add fstrict-overflow.
30714 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30715 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30716 (TYPE_OVERFLOW_UNDEFINED): Define.
30717 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30719 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30720 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30721 (fold_negate_expr): Likewise.
30722 (make_range): Likewise.
30723 (extract_muldiv_1): Likewise.
30724 (maybe_canonicalize_comparison): Likewise.
30725 (fold_comparison): Likewise.
30726 (fold_binary): Likewise.
30727 (tree_expr_nonnegative_p): Likewise.
30728 (tree_expr_nonzero_p): Likewise.
30729 * tree-vrp.c (compare_values): Likewise.
30730 (extract_range_from_binary_expr): Likewise.
30731 (extract_range_from_unary_expr): Likewise.
30732 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30734 (nowrap_type_p): Likewise.
30735 * tree-scalar-evolution.c (simple_iv): Likewise.
30736 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30737 (build_range_check): Likewise.
30738 (extract_muldiv_1): Likewise.
30739 (fold_comparison): Likewise.
30740 * tree-vrp.c (vrp_int_const_binop): Likewise.
30741 (extract_range_from_unary_expr): Likewise.
30742 * convert.c (convert_to_integer): Likewise.
30743 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30744 (fold_comparison): Likewise.
30745 (fold_binary): Likewise.
30746 * optabs.c (optab_for_tree_code): Likewise.
30747 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30748 * simplify-rtx.c (simplify_const_relational_operation): Check
30749 flag_strict_overflow and flag_trapv.
30750 (simplify_const_relational_operation): Likewise.
30751 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30752 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30755 2007-01-27 Roger Sayle <roger@eyesopen.com>
30757 * tree.c (tree_fold_gcd): Delete.
30758 * tree.h (tree_fold_gcd): Remove prototype.
30759 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30760 test whether one constant integer is a multiple of another. Instead
30761 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30762 * fold-const.c (multiple_of_p): We've determined both TOP and
30763 BOTTOM are integer constants so we can call int_const_binop directly
30764 instead of the more generic const_binop.
30766 2007-01-27 Roger Sayle <roger@eyesopen.com>
30768 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30769 1*X check that the constant hasn't overflowed, to preserve the
30771 (round_up): Provide an efficient implementation when rouding-up an
30772 INTEGER_CST to a power-of-two.
30774 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30776 * doc/sourcebuild.texi: Add comma for clarity.
30777 * doc/extend.texi: Fix some typos.
30778 * doc/passes.texi: Likewise.
30779 * doc/cppinternals.texi: Likewise.
30780 * doc/c-tree.texi: Likewise.
30781 * doc/tree-ssa.texi: Likewise.
30782 * doc/install.texi: Likewise.
30784 2007-01-27 Jan Hubicka <jh@suse.cz>
30786 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30787 (pass_sra): Do not require alias information.
30788 * passes.c (init_optimization_passes): Add SRA
30790 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30792 * tracer.c (rest_of_handle_tracer): We already cleaned
30793 up the CFG in tracer() so don't do it here again.
30794 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30795 cleanup_cfg here, either. And don't call renumber_insns.
30797 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30798 and BB_HEAD are in the insn stream here. Instead make sure
30799 that BB_INSN is valid on all insns. Also, do check here that
30800 there are no pending branch predictions...
30801 (rtl_verify_flow_info): ...instead of doing it here. Checks
30802 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30805 2007-01-26 Roger Sayle <roger@eyesopen.com>
30807 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30808 function to simplify/factorize operand order canonicalization.
30809 (ix86_fixup_binary_operands): Reorganize using the above function.
30810 (ix86_binary_operator_ok): Likewise.
30812 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30814 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30815 file scope from optimize_attrs.
30816 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30818 (optimize_attrs): Clear insn_code_values after freeing it.
30820 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30822 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30823 a parts.base assignment.
30825 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30827 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30828 (compute_subscript_distance, initialize_data_dependence_relation,
30829 finalize_ddr_dependent, analyze_ziv_subscript,
30830 analyze_siv_subscript_cst_affine,
30831 compute_overlap_steps_for_affine_univar,
30832 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30833 analyze_siv_subscript, analyze_miv_subscript,
30834 analyze_overlapping_iterations, subscript_dependence_tester_1,
30835 compute_self_dependence, free_dependence_relation): Work
30836 with affine_fn instead of chrecs.
30837 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30838 common_affine_function, affine_function_base,
30839 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30840 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30841 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30842 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30843 (all_chrecs_equal_p): Removed.
30844 * tree-data-ref.h (affine_fn, conflict_function): New types.
30845 (struct subscript): Change type of conflicting_iterations_in_a
30846 and conflicting_iterations_in_b.
30848 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30851 * config/pa/pa.h (TARGET_HPUX_11): New.
30852 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30853 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30855 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30856 Richard Guenther <rguenther@suse.de>
30858 * tree-ssa-structalias.c (solve_graph): Handle case
30859 we merged the variable to another.
30861 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30863 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30866 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30867 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30869 2007-01-25 DJ Delorie <dj@redhat.com>
30871 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30872 allow changes to modes which don't fit in those registers.
30874 * reload1.c (choose_reload_regs): Check for invalid subregs before
30875 computing their locations, not after.
30877 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30880 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30881 save Altivec registers in an eh_return function.
30882 (compute_vrsave_mask): Likewise.
30883 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30884 for saving Altivec registers.
30885 (rs6000_emit_prologue): Don't allocate stack twice in
30886 eh_return function. Correct expected value of altivec_save_offset
30887 when using save_world. Describe save of R0 to stack when using
30888 save_world. Describe stack pointer adjustment when using
30889 save_world. Remove duplicated eh_return parameter register saving.
30890 Update sp_offset variable after save_world.
30891 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30893 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30894 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30897 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30899 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30901 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30904 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30905 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30907 2007-01-25 Richard Guenther <rguenther@suse.de>
30909 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30910 * common.opt (-Wcoverage-mismatch): New warning option.
30911 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30912 if -Wcoverage-mismatch is given.
30914 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30916 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30917 (ipcp_driver): Change to static definition.
30918 Add dumping of the ifunctions.
30919 (constant_val_insert): Remove unused parameter. Support for SSA.
30920 (ipcp_propagate_const): Support for SSA.
30921 (ipcp_profile_bb_print): Print only analyzed nodes.
30922 (ipcp_replace_map_create): Remove support for Fortran constant
30924 * ipa-prop.c (ipa_method_modify_stmt,
30925 ipa_callsite_compute_param): Support for SSA.
30926 * ipa-prop.h (ipcp_driver): Remove declaration.
30927 (IS_VALID_TREE_MAP_INDEX): Add define.
30929 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30931 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30933 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30935 PR middle-end/30447
30936 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30937 constant argument to cabs and do it without checking for
30938 -funsafe-math-optimizations.
30940 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30942 * c-common.h (RID_FIRST_CXX0X): New.
30943 (RID_LAST_CXX0X): New.
30944 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30946 * c.opt (Wc++0x-compat): New.
30947 * doc/invoke.texi (-Wc++0x-compat): Document.
30949 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30951 * builtins.c (fold_builtin_carg): New.
30952 (fold_builtin_1): Use it.
30954 2007-01-24 Jan Hubicka <jh@suse.cz>
30956 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30958 * ipa-inline.c (initial_insns, max_insns): Delete.
30959 (compute_max_insns): New function.
30960 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30961 amount of insns as base for code growth.
30962 (cgraph_decide_inlining): Make initial_insns local; do not compute
30964 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30965 * doc/invoke.texi (inline-unit-growth): Update docs.
30967 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30969 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30970 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30971 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30972 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30973 for CPUs that have PTA_CX16 set.
30975 PR middle-end/27416
30976 * gimplify.c (omp_check_private): New function.
30977 (gimplify_scan_omp_clauses): Use it for
30978 firstprivate/lastprivate/reduction.
30980 PR middle-end/30494
30981 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30982 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30984 PR middle-end/30421
30985 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30986 If lower_lastprivate_clauses emits some statements, append them
30987 to dlist rather than body_p and to body_p append an initializer.
30988 (lower_omp_for): Adjust caller.
30990 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30992 * target.h (globalize_decl_name): New.
30993 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30994 * output.h (default_globalize_decl_name): New.
30995 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30997 (globalize_decl): Ditto.
30998 (default_globalize_decl_name): New.
30999 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31000 (ia64_handle_version_id_attribute): New.
31001 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31002 (ia64_asm_output_external): Use globalize_decl_name instead
31003 of globalize_label.
31004 * doc/extend.texi (version_id): New pragma.
31005 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31007 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31009 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31010 _uleb128_t and _Unwind_SWord with _sleb128_t.
31011 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31012 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31014 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31015 * unwind-pe.h (read_uleb128, read_sleb128,
31016 read_encoded_value_with_base): Likewise.
31017 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31019 2007-01-24 Richard Guenther <rguenther@suse.de>
31021 * builtins.c (expand_builtin_cexpi): Get the fndecl
31022 for cexp in the correct way.
31024 2007-01-24 Jan Hubicka <jh@suse.cz>
31026 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31029 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31031 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31032 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31033 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31034 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31035 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31036 __SIZEOF_PTRDIFF_T__.
31037 * doc/cpp.texi: Documentation for the new builtin macros added.
31039 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31041 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31042 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31043 instead of operands[2] to avoid access past the end of array.
31045 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31047 * reload1.c (emit_reload_insns): Pass the reload register
31048 for a non-spill output reload through forget_old_reloads_1.
31050 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31052 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31053 _SOFT_DOUBLE if doubles use software floating-point.
31054 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31055 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31056 * config/rs6000/darwin-ldouble.c: Also compile functions for
31057 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31058 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31059 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31060 commented-out long double override.
31061 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31062 * config/rs6000/eabispe.h: Likewise.
31063 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31064 long double for non-SPE.
31065 (rs6000_handle_option): Likewise.
31066 (invalid_e500_subreg): Disallow more subregs involding DImode,
31067 DFmode, TImode or TFmode.
31068 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31070 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31072 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31073 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31075 (rs6000_legitimate_address): Also check for TFmode for E500
31077 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31078 (spe_build_register_parallel): Handle TFmode and TCmode.
31079 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31081 (function_arg): Handle TFmode and TCmode for E500 double.
31082 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31084 (print_operand): Handle TFmode and TImode for %y.
31085 (rs6000_generate_compare): Handle TFmode comparisons for E500
31087 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31088 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31089 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31090 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31091 TFmode for E500 double.
31092 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31093 (floatsidf2): Enable for E500 double.
31094 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31095 (extenddftf2): Change to extenddftf2_fprs.
31096 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31097 depending on TARGET_E500_DOUBLE.
31098 (extendsftf2): Enable for E500 double.
31099 (trunctfdf2): Enable for E500 double.
31100 (trunctfsf2): Change to trunctfsf2_fprs.
31101 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31102 depending on TARGET_E500_DOUBLE.
31103 (floatsitf2): Enable for E500 double.
31104 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31105 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31106 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31107 (negtf2): Change to negtf2_internal.
31108 (negtf2): New expander.
31109 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31110 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31111 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31112 (movdi_internal32): Use rs6000_nonimmediate_operand.
31113 (unnamed splitter): Likewise.
31114 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31115 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31116 (SPE64TF, DITI): New mode macros.
31117 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31120 (frob_<mode>_di_2): New.
31121 (frob_tf_di_8_2): New.
31122 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31124 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31126 (frob_ti_<mode>_8_2): New.
31127 (frob_ti_tf_2): New.
31128 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31129 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31131 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31132 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31133 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31134 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31135 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31136 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31139 2007-01-23 Ian Lance Taylor <iant@google.com>
31141 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31143 (OBJS-archive): Reformat, alphabetize.
31144 (OBJS): Change out_object_file to OBJS-md.
31146 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31148 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31149 JUMP_P and CALL_P predicates where applicable.
31150 * config/i386/i386.c: Ditto.
31151 * config/i386/i386.md: Ditto.
31152 * config/i386/mmx.md: Ditto.
31153 * config/i386/predicates.md: Ditto.
31155 2007-01-22 Andreas Schwab <schwab@suse.de>
31157 * config/m68k/m68k.h: Fix comment.
31159 2007-01-22 Jan Hubicka <jh@suse.cz>
31161 * passes.c (init_optimization_passes): Do not rerun
31162 pass_early_warn_uninitialized.
31164 2007-01-22 Richard Guenther <rguenther@suse.de>
31166 PR tree-optimization/30038
31167 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31169 (execute_cse_sincos_1): Likewise.
31170 (execute_cse_sincos): Likewise.
31171 (gate_cse_sincos): Likewise.
31172 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31173 the cexpi() canonicalization of sincos().
31174 * tree-pass.h (pass_cse_sincos): Declare.
31175 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31177 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31179 PR rtl-optimization/29329
31180 * combine.c (replaced_rhs_insn): Rename to i2mod.
31181 (replaced_rhs_value): Rename to i2mod_new_rhs.
31182 (i2mod_old_rhs): New global variable.
31183 (combine_instructions): Adjust for above change. Save a copy of
31184 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31185 note are substituted in the second instruction.
31186 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31187 ditch the note if it pertains to the second eliminated register
31188 and this register is mentioned in i2mod_old_rhs.
31191 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31193 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31194 the insn to which the note was originally attached.
31196 2007-01-21 Jan Hubicka <jh@suse.cz>
31198 * ipa-inline.c (inlining_mode): Comment, move up.
31199 (cgraph_decide_inlining_incrementally): Do not perform inlining
31200 itself; fix handling of flattening of self recursive functions.
31201 (cgraph_find_cycles): Remove.
31202 (cgraph_flatten_node): Remove.
31203 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31204 (try_inline): New function.
31205 (cgraph_early_inlining): Update call of
31206 cgraph_decide_inlining_incrementally. Apply inlining here.
31207 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31209 2007-01-21 Dirk Mueller <dmueller@suse.de>
31212 * tree-vrp.c (check_array_bounds): do not warn
31213 about ADDR_EXPR's of ARRAY_REF's which are immediately
31214 used in binary expressions.
31216 2007-01-21 Ira Rosen <irar@il.ibm.com>
31218 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31219 read_write_dep and macros for its access.
31220 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31221 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31222 argument, call vect_check_interleaving for every independent pair of
31223 data-refs. Mark loads that access the same memory location as a store
31225 (vect_check_dependences): Remove.
31226 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31227 call, fix the call to vect_analyze_data_ref_dependence.
31228 (vect_analyze_data_ref_access): For statements that access the same
31229 data-ref, check that they are not stores; for loads, check that there
31230 is no store that access the same location.
31232 2007-01-20 Roger Sayle <roger@eyesopen.com>
31233 Joseph Myers <joseph@codesourcery.com>
31235 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31236 (-fdump-rtl-stack): Likewise.
31237 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31238 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31239 (-mpt-fixed): Use @minus{} for minus sign.
31240 (Using Precompiled Headers): Fix under/overfull hbox.
31242 2007-01-20 Jan Hubicka <jh@suse.cz>
31244 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31245 place within annotation.
31247 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31249 * pa.c (output_move_double): Change array size of xoperands to 4.
31251 2007-01-20 Jan Hubicka <jh@suse.cz>
31253 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31256 2007-01-19 Ian Lance Taylor <iant@google.com>
31258 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31259 constant to unsigned HOST_WIDE_INT before negating.
31261 2007-01-19 Ian Lance Taylor <iant@google.com>
31263 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31265 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31266 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31267 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31268 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31269 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31270 (realloc_vdef, realloc_vuse): Change second parameter to
31272 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31273 fields to unsigned.
31274 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31275 unsigned. Change x and lim locals to unsigned.
31276 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31278 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31279 (copy_virtual_operands): Change i and n locals to unsigned.
31281 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31283 PR middle-end/29335
31284 * builtins.c (fold_builtin_1): Handle builtin fdim.
31286 2007-01-20 Jan Hubicka <jh@suse.cz>
31288 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31289 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31290 init_alias_heapvars.
31291 (init_alias_heapvars): Initialize only when not already initialized.
31292 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31294 2007-01-19 Roger Sayle <roger@eyesopen.com>
31296 * common.opt (fsigned-zeros): New command line option.
31297 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31298 of flag_unsafe_math_optimizations.
31299 * opts.c (set_fast_math_flags): The -ffast-math command line option
31300 implies -fno-signed-zeros.
31301 (fast_math_flags_set_p): Likewise.
31303 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31304 the documentation of -ffast-math appropriately. Wrap long lines.
31306 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31308 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31309 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31311 2007-01-19 Tomas Bily <tbily@suse.cz>
31313 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31315 (tree_init_ic_make_global_vars): New function
31316 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31317 (tree_gen_ic_profiler): New function
31318 (tree_gen_ic_func_profiler): New function
31319 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31320 (tree_profile_hooks): Added hook for indirec/virtual calls
31321 * value-prof.c (tree_find_values_to_profile): New case for
31323 (tree_values_to_profile): Call for determining indirect/virtual
31325 (tree_indirect_call_to_profile): New function
31326 (tree_ic_transform): New function
31327 (tree_ic): New function
31328 (find_func_by_pid): New function
31329 (init_pid_map): New function
31330 (tree_value_profile_transformations): Added check for
31331 indirect/virtual call transformation
31332 * value-prof.h (enum hist_type): New counter type for
31333 indirect/virtual calls
31334 (profile_hooks): Added new hook for profiling indirect/virtual
31336 * profile.c (instrument_values): New case for indirect/virtual
31338 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31339 (GCOV_COUNTER_V_INDIR): New counter type
31340 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31341 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31343 * cgraph.c: Definition of cgraph_max_pid
31344 (cgraph_create_node): Default init of pid attribute
31345 * cgraph.h: Declaration of cgraph_max_pid
31346 (struct cgraph_node): Added pid attribute
31347 * libgcov.c (__gcov_indirect_call_profiler): New function
31348 (__gcov_one_value_profiler_body): New function
31349 (__gcov_one_value_profiler): Body was moved to
31350 __gcov_one_value_profiler_body and calls it
31352 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31354 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31355 * gengtype.c (write_types_data, write_func_for_structure,
31356 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31357 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31358 (walk_type, write_func_for_structure): Generate the mark_hook if
31361 2007-01-19 Jan Hubicka <jh@suse.cz>
31363 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31364 'early' argument take inlining mode argument specifying whether to
31365 inline for size/speeed or all functions; add support for flattening;
31367 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31369 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31372 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31373 the name of the declared identifier.
31375 2007-01-19 Dirk Mueller <dmueller@suse.de>
31377 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31378 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31379 duplicate evaluation.
31381 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31383 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31384 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31385 to XFMode, use acosxf2 and truncate result to requested mode.
31386 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31387 (asin<mode>2): Similarly, with asin expanders.
31388 (*fscalexf4_i387): Rename from *fscalexf4.
31389 (expNcorexf3): New expander.
31390 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31391 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31392 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31393 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31394 patterns for SSE math.
31395 (exp10<mode>2): Similarly, with exp10 expanders.
31396 (exp2<mode>2): Similarly, with exp2 expanders.
31397 (expm1<mode>2): Similarly, with expm1 expanders.
31398 (ldexp<mode>3): Similarly, with ldexp expanders.
31399 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31400 Use gen_truncxf<mode>2_i387_noop to truncate result.
31402 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31404 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31405 for ColdFire targets.
31407 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31408 Richard Sandiford <richard@codesourcery.com>
31410 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31411 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31412 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31413 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31414 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31415 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31417 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31419 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31420 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31421 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31422 (*adddi_dilshr32_cf): New pattern.
31423 (adddi3, subdi3): Remove first alternatives.
31425 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31427 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31428 implemented using move.l, do not use its cc result for floating-point
31431 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31433 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31434 from accepting 's' constraints if flag_pic.
31436 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31438 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31439 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31440 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31441 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31443 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31445 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31446 ColdFire alternatives.
31447 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31448 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31449 architectures that support ff1 instruction.
31451 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31452 Julian Brown <julian@codesourcery.com>
31454 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31455 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31456 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31459 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31461 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31463 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31464 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31465 HOST_WIDE_INT instead of an rtx.
31466 (m68k_rtx_costs): Update call accordingly.
31467 (output_move_const_into_data_reg): Likewise. Fix formatting.
31468 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31470 (output_move_simode_const): Update calls after above changes.
31471 Rework to use automatic variables and predicates like MEM_P.
31472 * config/m68k/m68k.md (pushexthisi_const): Update call to
31475 2007-01-19 Dirk Mueller <dmueller@suse.de>
31477 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31478 in dump_flags test.
31480 2007-01-19 Richard Guenther <rguenther@suse.de>
31482 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31483 via cexp in case sincos is not available.
31485 2007-01-19 Richard Guenther <rguenther@suse.de>
31487 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31488 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31489 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31490 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31491 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31492 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31493 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31494 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31496 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31498 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31500 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31501 (atan2xf3): Directly generate RTL pattern.
31502 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31503 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31504 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31505 disable patterns for SSE math.
31506 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31507 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31508 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31509 disable patterns for SSE math.
31511 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31513 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31515 2007-01-18 Roger Sayle <roger@eyesopen.com>
31517 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31518 VIEW_CONVERT_EXPR to the same type as it's operand.
31520 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31522 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31523 configured for long double 128.
31525 2007-01-18 Mike Stump <mrs@apple.com>
31527 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31530 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31532 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31533 in #if 0 code type correct.
31535 2007-01-18 Jan Hubicka <jh@suse.cz>
31537 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31538 greater than NUM_VOP_FREE_BUCKETS.
31540 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31542 * tree-ssa-structalias.c: Update comments.
31543 (ptabitmap_obstack): Removed.
31544 (pta_obstack): New.
31545 (oldpta_obstack): Ditto.
31546 (stats): Add a few members.
31547 (struct variable_info): Remove node, complex, address_taken, and
31548 indirect_target members. Add oldsolution member.
31549 (new_var_info): Do not initialize removed members.
31550 (constraint_expr_type): Remove INCLUDES.
31551 (constraint_graph): Add size, implicit_preds, rep,
31552 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31553 (FIRST_REF_NODE): New macro.
31554 (LAST_REF_NODE): Ditto.
31555 (FIRST_ADDR_NODE): Ditto.
31556 (find): New function.
31558 (dump_constraint): Do not handle INCLUDES.
31559 (insert_into_complex): Do not insert duplicate constraints.
31560 (condense_varmap_nodes): Renamed and rewritten into ...
31561 (merge_node_constraints): This. Also fix bug in handling of
31562 offseted copy constraints.
31563 (clear_edges_for_node): No longer need to deal with preds at all,
31564 or removing associated preds/succs.
31565 (merge_graph_nodes): Deal with indirect_cycles.
31566 Don't deal with predecessors.
31567 (add_implicit_graph_edge): New function.
31568 (add_pred_graph_edge): Ditto.
31569 (add_graph_edge): Don't deal with predecessors.
31570 (build_constraint_graph): Removed.
31571 (build_pred_graph): New function.
31572 (build_succ_graph): Ditto.
31573 (struct scc_info): Removed in_component. Added roots, dfs, and
31574 node_mapping. Remove visited_index, unification_queue.
31575 (scc_visit): Deal with union-find we do now.
31576 Deal with cycles with REF nodes.
31577 (collapse_nodes): Renamed and rewritten to ...
31578 (unify_nodes): This.
31579 (process_unification_queue): Removed.
31580 (topo_visit): Cleanup
31581 (do_da_constraint): Use find.
31582 (do_sd_constraint): Ditto.
31583 (do_ds_constraint): Ditto.
31584 (do_complex_constraint): Ditto.
31585 (init_scc_info): Update for removed and added members.
31586 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31587 (find_indirect_cycles): This.
31588 (equivalence_class): New variable.
31589 (label_visit): New function.
31590 (perform_variable_substitution): Rewritten.
31591 (free_var_substitution_info): New function.
31592 (find_equivalent_node): Ditto.
31593 (move_complex_constraints): Ditto.
31594 (eliminate_indirect_cycles): Ditto.
31595 (solve_graph): Only propagate changed bits.
31596 Use indirect cycle elimination.
31598 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31599 (tree_id_eq): Renamed to ...
31600 (tree_vi_eq): This. Update for member change
31601 (insert_id_for_tree): Renamed and rewritten to ...
31602 (insert_vi_for_tree): This.
31603 (lookup_id_for_tree): Renamed and rewritten to ...
31604 (lookup_vi_for_tree): This.
31605 (get_id_for_tree): Renamed and rewritten to ...
31606 (get_vi_for_tree): Ditto.
31607 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31608 (process_constraint): Don't handle INCLUDES.
31609 Remove special ADDRESSOF case.
31610 (find_func_aliases): Rewrite to use vi functions instead of id
31612 (create_function_info_for): Ditto.
31613 (create_variable_info_for): Ditto.
31614 (intra_create_variable_infos): Ditto.
31615 (merge_smts_into): Ditto.
31616 (find_what_p_points_to): Ditto.
31617 (init_base_vars): Ditto.
31618 (init_alias_vars): Ditto.
31619 (remove_preds_and_fake_succs): New function.
31620 (dump_sa_points_to_info): Dump new stats.
31621 (dump_solution_for_var): Use find.
31622 (set_used_smts): Fix formatting.
31623 (compute_points_to_sets): Updated for new functions.
31624 (ipa_pta_execute): Ditto.
31626 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31627 Richard Sandiford <richard@codesourcery.com>
31629 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31631 * calls.c (expand_call): If the return value is a PARALLEL,
31632 extract its first member.
31633 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31634 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31635 use FUNCTION_EXTRA_EPILOGUE.
31636 (m68k_function_value): Return a PARALLEL if the return value
31637 is of a pointer type.
31638 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31639 (FUNCTION_EXTRA_EPILOGUE): Remove.
31640 * config/m68k/m68k.md (D0_REG): New constant.
31642 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31644 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31645 output a NOP for empty epilogues.
31647 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31649 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31650 before function. Extend register save check to include all
31651 registers, not just integer ones.
31653 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31655 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31656 (m68k_use_return_insn): ...this.
31657 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31658 * config/m68k/m68k.c (use_return_insn): Rename to...
31659 (m68k_use_return_insn): ...this.
31660 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31661 of USE_RETURN_INSN.
31663 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31665 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31666 nearest even, fix denormal rounding overflow.
31668 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31670 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31671 f%$smove and f%$move.
31672 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31673 (extendsfdf2_cf): Use fdmove instead of f%&move.
31674 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31675 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31679 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31682 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31684 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31685 (coldfire_single_format): Declare.
31686 (coldfire_double_format): Likewise.
31687 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31688 of qnan_msb_set to determine the lower bits of a canonical
31690 (encode_ieee_double): Likewise.
31691 (encode_ieee_quad): Likewise.
31692 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31693 (mips_single_format): Likewise.
31694 (ieee_double_format): Likewise.
31695 (mips_double_format): Likewise.
31696 (ieee_extended_motorola_format): Likewise.
31697 (ieee_extended_intel_96_format): Likewise.
31698 (ieee_extended_intel_128_format): Likewise.
31699 (ieee_extended_intel_96_round_53_format): Likewise.
31700 (ibm_extended_format): Likewise.
31701 (mips_extended_format): Likewise.
31702 (ieee_quad_format): Likewise.
31703 (mips_quad_format): Likewise.
31704 (vax_f_format): Likewise.
31705 (vax_d_format): Likewise.
31706 (vax_g_format): Likewise.
31707 (i370_single_format): Likewise.
31708 (i370_double_format): Likewise.
31709 (decimal_single_format): Likewise.
31710 (decimal_double_format): Likewise.
31711 (decimal_quad_format): Likewise.
31712 (c4x_single_format): Likewise.
31713 (c4x_extended_format): Likewise.
31714 (real_internal_format): Likewise.
31715 (coldfire_single_format): New real_format.
31716 (coldfire_double_format): Likewise.
31717 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31718 canonical_nan_lsbs_set.
31719 (pdp11_d_format): Likewise.
31720 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31721 if TARGET_COLDFIRE_CPU.
31723 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31725 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31726 (output_call, m68k_legitimize_call_address): Declare.
31727 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31728 parenthesees. Add support for a 'W' constraint.
31729 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31730 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31731 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31732 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31734 (override_options): Initialize them. Do not set flag_no_function_cse
31735 for TARGET_ID_SHARED_LIBRARY.
31736 (m68k_output_pic_call): Delete.
31737 (m68k_legitimize_call_address): New function.
31738 (print_operand): Remove the %o prefix. Handle the %p prefix.
31739 (output_call): New function.
31740 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31741 target address from the GOT if symbolic jumps are not allowed.
31742 * config/m68k/m68k.md (call, general_operand): Do not set
31743 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31744 Merge separate flag_pic and !flag_pic define_insns into...
31745 (*call, *call_value): ...these new patterns. Match the address
31746 rather than the containing MEM and require it to be a call_operand.
31747 Use output_call to generate the asm template.
31748 * config/m68k/predicates.md (const_call_operand): New predicate.
31749 (call_operand): Likewise.
31751 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31753 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31754 (STACK_GROWS_DOWNWARD): Define to 1.
31755 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31756 comments, emphasizing that these values are only defaults.
31757 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31758 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31762 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31764 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31765 Richard Sandiford <richard@codesourcery.com>
31767 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31768 (FP_REGNO_P): New macros.
31769 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31770 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31771 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31772 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31774 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31776 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31777 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31779 * config/m68k/t-floatlib: New file, extracting common code from...
31780 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31781 * config/m68k/t-uclinux: Here.
31782 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31783 routines on ColdFire targets.
31785 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31787 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31788 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31789 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31790 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31791 explicitly set MOTOROLA to 1.
31792 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31794 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31795 Nathan Sidwell <nathan@codesourcery.com>
31797 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31798 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31799 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31800 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31801 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31802 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31803 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31804 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31805 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31806 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31807 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31808 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31809 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31810 (DBX_REGISTER_NUMBER): Delete.
31811 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31812 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31813 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31815 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31817 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31818 * config/flat.h: New file.
31819 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31820 OBJECT_FORMAT_FLAT.
31821 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31822 indirect references for -msep-data or -mid-shared-library.
31823 Do not use PC-relative code addresses either.
31824 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31826 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31827 for shared libraries and crt1.o for executables. Use crti.o and
31829 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31830 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31831 Do not add -elf2flt or -shared-lib-id options here.
31832 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31833 Pass -shared-lib-id if -mid-shared-library, taking the library
31834 identifier from -mshared-library-id if given, otherwise
31836 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31837 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31838 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31839 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31840 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31841 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31843 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31844 jump sequence for ISA A and ISA A+.
31845 (PICJUMP): Likewise.
31847 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31849 * config.gcc (m68k-*-uclinux*): Base the port on the common
31850 and m68k GNU/Linux files rather than on the generic ELF ones.
31851 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31852 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31854 2007-01-18 Julian Brown <julian@codesourcery.com>
31855 Richard Sandiford <richard@codesourcery.com>
31857 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31858 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31859 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31861 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31862 80 unconditionally.
31863 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31865 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31867 * doc/install.texi: Document m68k-uclinuxoldabi.
31868 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31869 * config/m68k/uclinux-oldabi.h: New file, copied from
31870 config/m68k/uclinux.h.
31872 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31874 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31875 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31876 (m32r_compute_frame_size): Use unsigned for regno.
31877 (m32r_reload_lr): Use gen_frame_mem.
31879 (m32r_output_function_epilogue): Don't output the function epilogue
31881 (m32r_expand_epilogue): New.
31882 (direct_return): Return false if the function has the interrupt
31884 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31885 * config/m32r/m32r.md (epilogue): New expander.
31886 (return_lr, return_rte): New insns.
31887 (return): Make it expander.
31888 (return_normal): New expander.
31890 2007-01-18 Josh Conner <jconner@apple.com>
31893 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31894 support for UNLE, UNLT, UNGE, and UNGT.
31896 2007-01-18 Jan Hubicka <jh@suse.cz>
31898 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31899 * tree-tailcall (add_virtual_phis): Likewise.
31900 (optimize_tail_call): Return TODOs.
31901 (execute_tail_calls): Return TODOs.
31902 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31903 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31905 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31906 Cleanup cfg using TODO.
31907 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31908 * passes.c (execute_function_todo): When cleanup did something, remove
31910 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31911 (make_edges): Don't cleanup_cfg.
31913 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31915 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31916 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31917 operate on the top of stack.
31918 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31919 register handling of instructions that output to the second
31921 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31922 (move_for_stack_reg): Special-case check for dead destination
31923 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31925 * config/i386/i386.md (UNSPEC_TAN): New constant.
31926 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31927 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31928 to correctly model move of constant 1.0 to top stack slot.
31929 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31930 (unnamed peephole2 pattern): Remove corresponding peephole2
31931 pattern that optimizes tan insn and loading of constant 1.0.
31932 (tanxf2): Use fptanxf4_i387.
31933 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31934 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31935 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31936 disable patterns for SSE math.
31937 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31938 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31940 2007-01-18 Dirk Mueller <dmueller@suse.de>
31941 Richard Guenther <rguenther@suse.de>
31944 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31945 * common.opt (Warray-bounds): Add new warning option.
31946 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31948 * Makefile.in: make tree-vrp.o depend on toplev.h
31949 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31951 (check_array_refs, check_array_bounds, check_array_ref): New.
31953 2007-01-18 Jan Hubicka <jh@suse.cz>
31955 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31956 (execute_ssa_ccp): Return flags conditionally.
31957 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31959 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31961 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31963 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31964 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31966 * Makefile.c (GTFILES): Add cfglayout.h.
31967 * gengtype.c (open_base_files): Likewise.
31968 * cfglayout.c (cfg_layout_function_footer,
31969 cfg_layout_function_header) Reindent to make gengtype happy.
31970 * cfglayout.h (cfg_layout_function_footer,
31971 cfg_layout_function_header): Add GTY(()) marker.
31973 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31975 2007-01-18 Ben Elliston <bje@au.ibm.com>
31977 * genautomata.c (write_automata): Include xstrerror output in the
31978 error message if writing the DFA description file fails.
31980 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31982 * config/mips/mips-protos.h (mips_output_external): Make it
31984 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31985 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31986 (extern_list): Likewise.
31987 (extern_head): Likewise.
31988 (TARGET_ASM_FILE_END): Likewise.
31989 (mips_file_end): Likewise.
31990 (mips_output_external): Rewritten.
31992 2007-01-18 Ben Elliston <bje@au.ibm.com>
31994 * genpreds.c (write_insn_preds_c): Only write out the function
31995 body for regclass_for_constraint if we have register constraints.
31997 2007-01-17 Tom Tromey <tromey@redhat.com>
31999 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32000 * doc/install.texi (Testing): Use sourceware.org.
32001 (Binaries): Likewise.
32002 (Specific): Likewise.
32003 * doc/contrib.texi (Contributors): Use sourceware.org.
32005 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32007 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32008 (AVR_ENHANCED): Rename to ...
32009 (AVR_HAVE_MUL): ... new.
32010 (avr_enhanced_p): Rename to ...
32011 (avr_have_mul_p): ... new.
32012 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32013 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32014 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32015 (avr_have_mul_p): ... new.
32016 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32017 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32018 'avr_enhanced_p' and 'enhanced'.
32019 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32020 AVR_HAVE_MUL instead of AVR_ENHANCED.
32021 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32022 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32023 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32024 instead of AVR_ENHANCED.
32025 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32026 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32027 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32029 2007-01-17 Ian Lance Taylor <iant@google.com>
32031 * vec.h (VEC_reserve_exact): Define.
32032 (vec_gc_p_reserve_exact): Declare.
32033 (vec_gc_o_reserve_exact): Declare.
32034 (vec_heap_p_reserve_exact): Declare.
32035 (vec_heap_o_reserve_exact): Declare.
32036 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32038 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32039 negative parameter.
32040 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32041 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32042 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32043 * vec.c (calculate_allocation): Add exact parameter. Change all
32045 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32046 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32047 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32048 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32049 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32050 (vec_heap_p_reserve_exact): New function.
32051 (vec_heap_o_reserve_exact): New function.
32053 2007-01-17 Jan Hubicka <jh@suse.cz>
32055 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32057 2007-01-17 Eric Christopher <echristo@apple.com>
32059 * config.gcc: Support core2 processor.
32061 2007-01-16 Jan Hubicka <jh@suse.cz>
32063 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32064 the names, just unlink the chain so we don't crash on dangling
32068 2007-01-16 Jan Hubicka <jh@suse.cz>
32070 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32071 * tree-pass.h: Reorder to make IPA passes appear toegher.
32072 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32074 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32075 parameters, do not call early inliner.
32076 * ipa-inline.c: Update comments. Include tree-flow.h
32077 (cgraph_decide_inlining): Do not compute inlining parameters.
32078 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32079 be called with function context set up.
32080 (pass_ipa_inline): Remove unreachable functions before pass.
32081 (cgraph_early_inlining): Simplify assuming to be called from the
32083 (pass_early_inline): New pass.
32084 (cgraph_gate_ipa_early_inlining): New gate.
32085 (pass_ipa_early_inline): Turn into simple wrapper.
32086 (compute_inline_parameters): New function.
32087 (gate_inline_passes): New gate.
32088 (pass_inline_parameters): New pass.
32089 (apply_inline): Move here from tree-optimize.c
32090 (pass_apply_inline): New pass.
32091 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32093 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32094 doing them by hand.
32095 (tree_function_versioning): Do not allocate dummy struct function.
32096 * tree-inline.h (optimize_inline_calls): Update prototype.
32097 * tree-optimize.c (execute_fixup_cfg): Export.
32098 (pass_fixup_cfg): Remove
32099 (tree_rest_of_compilation): Do not apply inlines.
32100 * tree-flow.h (execute_fixup_cfg): Declare.
32101 * Makefile.in (gt-passes.c): New.
32102 * passes.c: Include gt-passes.h
32103 (init_optimization_passes): New passes.
32104 (nnodes, order): New static vars.
32105 (do_per_function_toporder): New function.
32106 (execute_one_pass): Dump current pass here.
32107 (execute_ipa_pass_list): Don't dump current pass here.
32109 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32111 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32112 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32114 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32116 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32117 (strong_alias): Define.
32118 (__gcc_qmul): Provide non-FMA for soft-float.
32119 (__gcc_qdiv): Same.
32124 (__gcc_qunord): New.
32134 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32135 soft-float functions.
32136 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32137 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32138 about long double soft float.
32140 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32141 Tehila Meyzels <tehila@il.ibm.com>
32143 * tree-vectorizer.h (is_pattern_stmt_p): New.
32144 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32145 formatting (tabs instead of spaces). Cleanup and clarify setting
32146 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32147 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32148 (vectorizable_type_demotion): Check that types are integral.
32149 (vectorizable_type_promotion): Likewise.
32150 (vectorizable_store): Fix typo. Eliminate new-line at end of
32153 2007-01-16 Jan Hubicka <jh@suse.cz>
32155 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32158 2007-01-15 Eric Christopher <echristo@apple.com>
32160 * ifcvt.c: Include vec.h, vecprim.h.
32161 (check_cond_move_block): New argument regs.
32162 Reorganize. Add registers used to regs.
32163 (cond_move_process_if_block): Use regs set above as
32166 2007-01-15 Eric Christopher <echristo@apple.com>
32168 * config/darwin.h: Update copyright.
32169 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32170 (LINK_COMMAND_SPEC): Add -u.
32171 (LINK_SPEC): Fix umbrella for above.
32173 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32175 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32178 2007-01-15 Tom Tromey <tromey@redhat.com>
32180 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32181 * doc/install.texi (Testing): Don't mention jacks.
32182 (Configuration): Document --enable-java-maintainer-mode. Move
32183 --with-java-home to libgcj-specific section. Document
32185 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32187 2007-01-15 Jan Hubicka <jh@suse.cz>
32189 * tree-ssa-dce.c (DCE_TODOs): New.
32190 (propagate_necessity): Return if something changed.
32191 (eliminate_unnecessary_stmts): Likewise.
32192 (perform_tree_ssa_dce): Return TODO flags when needed.
32193 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32195 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32197 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32198 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32199 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32200 patterns using X87MODEF12 mode macro. Extend operand 1
32201 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32202 (log10<mode>2): Ditto.
32203 (log2<mode>2): Ditto.
32204 (log1p<mode>2): Ditto.
32205 (logb<mode>2): Ditto.
32206 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32207 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32208 (*fxtractxf3_i387): Rename from *fxtractxf3.
32209 (fxtract_extend<mode>xf3_i387): New insn pattern.
32210 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32211 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32212 and gen_fyl2xxf3_i387().
32214 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32216 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32217 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32218 get_loop_exit_edges. Changed return type to bool.
32219 * cfgloop.h (fix_loop_placement): Declaration removed.
32221 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32223 * param.h (MIN_VECT_LOOP_BOUND): New.
32224 * params.def (MIN_VECT_LOOP_BOUND): New.
32225 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32226 argument - minimum threshold for number of iterations.
32227 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32228 argument to declaration.
32229 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32230 MIN_VECT_LOOP_BOUND.
32231 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32232 slpeel_tree_peel_loop_to_edge with additional argument.
32233 (vect_do_peeling_for_alignment): Likewise.
32234 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32236 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32239 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32240 operands of size 1.
32242 2007-01-14 Jan Hubicka <jh@suse.cz>
32244 * tree-dfa.c (remove_referenced_var): New function.
32245 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32246 prune referenced vars list too.
32247 * tree-flow.h (remove_referenced_var): Declare.
32249 2007-01-14 Jan Hubicka <jh@suse.cz>
32251 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32253 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32254 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32255 * except.h (verify_eh_throw_table_statements): Kill prototype.
32256 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32257 into call exrepssions.
32258 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32260 * tree-cfg.c: Include pointer-set.h.
32261 (verify_node_sharing): Work on pointer set.
32262 (verify_eh_throw_stmt_node): New.
32263 (verify_stmts): Use pointers sets, verify throw_stmt.
32265 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32267 * ipa-reference.c (analyze_function): Consider also addresses taken
32270 2007-01-12 Roger Sayle <roger@eyesopen.com>
32272 * c-typeck.c (null_pointer_constant_p): Replace use of
32273 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32274 (build_c_cast): Likewise.
32276 2007-01-12 Roger Sayle <roger@eyesopen.com>
32278 * tree.h (force_fit_type_double): Remove unused final argument.
32279 * c-common.c (constant_expression_warning): Replace use of
32280 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32281 (convert_and_check): Likewise.
32282 (shorten_compare): Update call to force_fit_type_double.
32283 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32284 * convert.c (convert_to_pointer): Update call to
32285 force_fit_type_double.
32286 * fold-const.c (force_fit_type_double): Remove overflowed_const
32288 (int_const_binop, fold_convert_const_int_from_int,
32289 fold_convert_const_int_from_real, fold_div_compare,
32290 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32291 fold_abs_const, fold_not_const): Remove the final argument from
32292 calls to force_fit_type_double.
32294 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32296 * configure.ac: Set insn to "nop" for spu-*-* also.
32297 * configure: Regenerate.
32299 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32301 * builtins.def : Add BUILT_IN_FREE.
32303 2007-01-12 Jan Hubicka <jh@suse.cz>
32305 PR tree-optimization/30443
32306 * tree-inline.c (tree_function_versioning): Do not optimize when
32307 cloning for inlining.
32309 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32311 * doc/loop.texi: Document recording of loop exits.
32312 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32313 (update_single_exits_after_duplication,
32314 update_single_exit_for_duplicated_loop,
32315 update_single_exit_for_duplicated_loops): Removed.
32316 (duplicate_loop_to_header_edge): Do not call
32317 update_single_exits_after_duplication and
32318 update_single_exit_for_duplicated_loops.
32319 (loop_version): Do not update single_exit information.
32320 (fix_loop_structure): Use record_loop_exits instead of
32321 mark_single_exit_loops.
32322 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32323 the lists of loop exits.
32324 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32325 split_edge, merge_blocks): Update the lists of loop exits.
32326 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32327 loop_optimizer_init.
32328 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32329 of mark_single_exit_loops.
32330 (loop_optimizer_finalize): Call release_recorded_exits.
32331 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32332 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32333 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32334 update single exit information.
32335 * lambda-code.c (perfect_nestify): Ditto.
32336 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32337 (mark_single_exit_loops): Removed.
32338 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32339 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32340 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32342 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32343 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32344 (verify_loop_structure): Verify consistency of the exit lists.
32345 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32346 (set_single_exit): Removed.
32347 * cfgloop.h (struct loop_exit): New function.
32348 (struct loop): single_exit_ field replaced by exits field.
32349 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32350 LOOPS_HAVE_RECORDED_EXITS.
32351 (struct loops): Added exits hash.
32352 (mark_single_exit_loops, set_single_exit): Declaration removed.
32353 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32355 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32357 * doc/invoke.texi: Avoid use of @headitem.
32359 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32361 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32363 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32365 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32368 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32369 Richard Sandiford <richard@codesourcery.com>
32371 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32372 * config/m68k/m68k.opt: Resort options.
32373 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32375 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32376 Richard Sandiford <richard@codesourcery.com>
32378 * doc/invoke.texi: Document the macros that are defined by
32379 m68k's -mtune and -mhard-float options.
32380 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32381 (m68k_cpp_cpu_family): Likewise.
32382 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32383 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32384 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32385 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32386 (m68k_cpp_cpu_family): Likewise.
32388 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32390 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32391 macros besides mc68000 as tuning macros. Use a switch statement
32392 to set them and mcpu32.
32394 2007-01-12 Julian Brown <julian@codesourcery.com>
32396 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32397 (TARGET_68040_ONLY): Rename to...
32398 (TARGET_68040): ...this.
32399 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32400 * config/m68k/m68k.md: Likewise.
32402 2007-01-12 Julian Brown <julian@codesourcery.com>
32403 Nathan Sidwell <nathan@codesourcery.com>
32404 Richard Sandiford <richard@codesourcery.com>
32406 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32407 the -mcpu= argument associated with the --with-cpu setting.
32408 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32409 if different from the one implied by the -mcpu setting.
32410 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32411 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32412 * doc/invoke.texi: Mention ColdFire in the introduction to the
32413 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32414 -mno-div and -mhard-float options. Make -m68881 a synonym for
32415 -mhard-float. Document the previously-undocumented -m5206e,
32416 -m528x, -m5307 and -m5407 options. Tweak the existing option
32417 documentation for consistency.
32418 * doc/install.texi: Mention new --with-cpu arguments.
32419 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32420 default CPU if neither -mcpu nor -march are specified.
32421 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32422 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32423 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32424 using m68k_tune to decide between families that implement the
32425 same ISA. Use m68k_tune to set __mcfv4e__.
32426 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32427 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32428 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32429 (FL_ISA_C, FL_ISA_MMU): New macros.
32430 (MASK_COLDFIRE): Delete.
32431 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32432 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32433 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32434 (TARGET_HARD_FLOAT): Do not define here.
32435 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32436 (TUNE_68000): New macro.
32437 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32438 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32439 (TUNE_CFV2): Redefine in terms of m68k_tune.
32440 (uarch_type, target_device, fpu_type): New enums.
32441 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32442 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32443 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32444 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32445 (FL_FOR_isa_c): New macros.
32446 (m68k_isa): New enum.
32447 (m68k_target_selection): New structure.
32448 (all_devices, all_isas, all_microarchs): New tables.
32449 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32450 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32451 (MASK_ALL_CPU_BITS): Delete.
32452 (m68k_find_selection): New function.
32453 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32454 Map the legacy target options to a combination of the new ones.
32455 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32456 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32457 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32459 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32460 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32462 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32463 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32464 * config/m68k/m68k-devices.def: New file.
32466 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32467 Nathan Sidwell <nathan@codesourcery.com>
32469 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32470 (SUBTARGET_EXTRA_SPECS): New macros.
32471 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32472 use %(asm_cpu_spec) instead.
32473 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32474 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32475 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32476 (EXTRA_SPECS): Rename to...
32477 (SUBTARGET_EXTRA_SPECS): ...this.
32479 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32480 Richard Sandiford <richard@codesourcery.com>
32481 Julian Brown <julian@codesourcery.com>
32483 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32484 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32485 to the configuration's default CPU.
32486 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32487 Remove default masks.
32488 (m680[012]0-*-*): Set the default with_cpu to the first part of
32490 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32491 (m68k*-*-linux): Extend the --with-cpu handling to...
32492 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32493 and m68010. Don't set target_cpu_default2.
32494 * doc/install.texi: Document --with-cpu for m68k.
32495 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32496 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32497 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32498 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32499 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32500 (ASM_SPEC): Remove use of %(asm_cpu_default).
32501 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32502 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32503 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32504 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32505 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32506 (TARGET_DEFAULT): Delete.
32507 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32508 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32509 (CPP_CPU_SPEC): Delete.
32510 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32511 the appropriate string.
32512 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32513 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32514 (ASM_SPEC): Don't use %(asm_default_spec).
32515 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32516 TARGET_DEFAULT and add MASK_68881.
32517 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32519 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32521 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32522 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32523 MASK_68010 alongside MASK_68020.
32524 * doc/invoke.texi: Document -m68010.
32525 * config/m68k/m68k.opt (m68010): New.
32526 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32528 (TUNE_68010): New macro.
32529 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32530 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32531 (M68K_CPU_m68332): Add MASK_68010.
32532 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32533 fallback definition.
32534 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32536 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32537 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32538 to all entries that use MASK_68020.
32539 (output_move_simode_const, output_move_himode, output_move_qimode)
32540 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32541 instead of TARGET_68020 to select clr behavior. Remove comment
32542 about there being no TARGET_68010.
32543 * config/m68k/m68k.md: Likewise throughout.
32545 2007-01-12 Julian Brown <julian@codesourcery.com>
32547 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32548 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32549 * config/m68k/m68k.md: Likewise.
32551 2007-01-12 Julian Brown <julian@codesourcery.com>
32553 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32554 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32556 2007-01-12 Julian Brown <julian@codesourcery.com>
32558 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32559 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32560 * config/m68k/m68k.md: Likewise.
32562 2007-01-12 Julian Brown <julian@codesourcery.com>
32563 Richard Sandiford <richard@codesourcery.com>
32565 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32566 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32567 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32569 (TARGET_CPU32): Rename to...
32570 (TUNE_CPU32): ...this.
32571 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32572 (TUNE_CFV2): New macros.
32573 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32574 remove conditions that are implied by TARGET_68020.
32575 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32576 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32577 (m68k_output_function_epilogue): Likewise.
32578 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32579 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32580 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32581 non-68000 timings. Refactor multiplication and division costs.
32582 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32583 TUNE_CPU32 instead of TARGET_CPU32.
32584 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32585 and TUNE_68060 instead of TARGET_68060.
32586 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32587 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32589 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32590 && !TARGET_COLDFIRE" to choose between moveq and clr.
32591 Likewise in the unnamed movsf pattern.
32592 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32593 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32596 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32598 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32599 of tabbing before backslashes.
32601 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32603 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32604 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32605 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32607 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32609 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32610 find_interesting_uses_cond.
32611 (find_interesting_uses_cond): Use extract_cond_operands.
32612 (rewrite_use_compare): Use extract_cond_operands and
32613 force_gimple_operand_bsi. Do not call update_stmt.
32614 (determine_use_iv_cost_condition): Use extract_cond_operands.
32615 Return cheaper of using original bound and changing the exit bound.
32617 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32619 PR tree-optimization/29516
32620 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32621 most_expensive_mult_to_index, addr_to_parts,
32622 create_mem_ref, maybe_fold_tmr): Make the type of
32623 fields of TARGET_MEM_REF sizetype.
32624 (move_fixed_address_to_symbol, move_pointer_to_base):
32626 * tree.def (TARGET_MEM_REF): Add comment on types of
32629 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32631 * c-common.c (vector_types_convertible_p): Treat opaque types as
32632 always convertible if they have the same size, but not otherwise.
32634 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32636 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32637 Remove the b_unconditional field.
32638 (noce_try_sign_mask): Do not look at b_unconditional.
32639 (noce_process_if_block): Do not use merge_if_blocks. Update
32640 the CFG here. Do not set b_unconditional.
32641 (cond_move_process_if_block): Likewise.
32642 (find_cond_trap): Likewise.
32643 (check_cond_move_block): Require simple jump insns at the end
32644 of the basic block.
32646 2007-01-11 Jan Hubicka <jh@suse.cz>
32648 PR tree-optimization/1046
32649 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32650 when alias info is not ready.
32651 (pass_tail_recursion): Do not require aliasing.
32652 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32653 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32654 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32655 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32656 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32657 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32658 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32660 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32661 When aliasing is not build, mark statement as volatile.
32663 2007-01-11 Tom Tromey <tromey@redhat.com>
32665 PR preprocessor/15185, PR preprocessor/20989:
32666 * doc/cppopts.texi <-MT>: Update description of algorithm for
32667 computing default target.
32668 <-M, -MD>: Reword "basename" text.
32670 2007-01-11 Roger Sayle <roger@eyesopen.com>
32672 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32673 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32674 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32675 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32676 fold_builtin_bswap, real_constp, fold_builtin_pow,
32677 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32678 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32679 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32680 * convert.c (convert_to_pointer): Likewise.
32681 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32682 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32683 const_binop, fold_convert_const_int_from_int,
32684 fold_convert_const_int_from_real,
32685 fold_convert_const_real_from_real, sign_bit_p,
32686 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32687 fold_sign_changed_comparison, fold_unary, fold_comparison,
32688 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32689 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32690 * print-tree.c (print_node_brief, print_node): Likewise.
32691 * stor-layout.c (place_field, layout_type): Likewise.
32692 * tree-chrec.c (keep_cast): Likewise.
32693 * tree.c (build_vector, build_real, build_real_from_int_cst,
32694 build_complex): Likewise.
32696 2007-01-11 Roger Sayle <roger@eyesopen.com>
32698 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32699 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32701 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32703 * configure.ac (strict1_warn): Rename to strict_warn.
32704 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32705 cc_set_by_configure, quoted_cc_set_by_configure,
32706 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32707 all_boot_languages, all_stagestuff): Remove.
32708 (target_list): Remove bootstrap targets.
32709 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32710 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32711 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32712 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32713 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32714 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32715 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32716 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32717 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32718 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32719 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32720 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32721 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32722 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32723 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32724 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32725 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32726 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32727 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32728 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32729 (mostlyclean): Adjust.
32730 (clean, distclean): Don't mention bootstrap stuff.
32731 * configure: Regenerate.
32732 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32733 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32734 treelang/config-lang.in (stagestuff): Remove.
32735 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32736 stageprofile, stagefeedback, stagestuff): Remove mention.
32738 2007-01-11 Nick Clifton <nickc@redhat.com>
32740 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32742 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32743 (mcore_arith_K_S_operand): Run the test for the S constraint not
32744 the test for the M constraint.
32745 (mcore_addsub_operand): Do not accept integer values that are
32746 larger than 32 bits.
32747 * config/mcore/mcore.md: Remove unused constraints from split.
32748 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32749 (addsi3): Likewise.
32750 (allocate_stack): Likewise.
32751 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32752 operands to 32 bits.
32753 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32755 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32756 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32757 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32758 mcore_output_bclri, mcore_output_andn, output_inline_const,
32759 mcore_output_move, mcore_output_movedouble): Likewise.
32760 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32761 (output_inline_const): Likewise.
32762 (output_inline_const): Fix format strings used in sprintf
32764 * config/mcore/mcore-protos.h: Update prototypes for changed
32765 functions in mcore.c.
32766 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32767 HOST_WIDE_INT and not int.
32768 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32769 CONST_OK_FOR_N): Likewise.
32770 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32771 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32774 2007-01-10 Jan Hubicka <jh@suse.cz>
32776 * tree-vrp.c (remove_range_assertions): Release defs.
32777 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32778 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32780 2007-01-10 Paul Brook <paul@codesourcery.com>
32782 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32783 * config/arm/arm.md (mulsi3subsi): New insn.
32785 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32787 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32788 (tree_transform_and_unroll_loop): New.
32789 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32792 2007-01-10 Robert Kennedy <jimbob@google.com>
32794 * fold-const.c (fold_comparison): Fold comparisons like (x *
32795 1000 < 0) to (x < 0).
32797 2007-01-10 Ian Lance Taylor <iant@google.com>
32799 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32800 operands have the same priority.
32802 2007-01-10 Tom Tromey <tromey@redhat.com>
32804 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32805 (fold_binary): Likewise.
32806 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32807 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32808 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32809 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32810 * langhooks.h (struct lang_hooks): Removed field
32811 'can_use_bit_fields_p'.
32813 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32815 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32817 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32819 * function.c (get_last_funcdef_no): New function.
32820 * function.h (get_last_funcdef_no): Declare.
32821 * tree-inline.c (initialize_cfun): Add initialization.
32822 (tree_function_versioning): Cleanup.
32824 2007-01-10 Jan Hubicka <jh@suse.cz>
32826 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32829 2007-01-10 Sa Liu <saliu@de.ibm.com>
32830 Ben Elliston <bje@au.ibm.com>
32832 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32833 for SAVE_NONLOCAL and Pmode for any other save level.
32834 * spu-protos.h (spu_restore_stack_block): Declare.
32835 * spu.md (save_stack_block): Remove.
32836 (restore_stack_block): Call spu_restore_stack_block.
32837 * spu.c (spu_restore_stack_block): New function.
32838 (spu_expand_epilogue): Remove old comment.
32840 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32842 PR tree-optimization/30322
32843 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32844 (cand_value_at): Return the value as aff_tree.
32845 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32846 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32847 aff_combination_mult): New functions.
32848 (aff_combination_add): Use aff_combination_add_cst.
32849 (aff_combination_convert): Allow conversions to a wider type.
32850 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32851 * tree-affine.h (aff_combination_mult): Declare.
32853 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32855 * doc/tm.texi: Update documentation to reflect reality of exec
32856 and start file search behaviours. Update copyright year.
32857 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32858 header file directories.
32860 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32862 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32863 (*cosxf2): Rename to cosxf2_i387.
32864 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32865 using X87MODEF12 mode macro. Rename patterns to
32866 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32868 (*cosdf2, *cossf2): Ditto.
32869 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32870 to match extended input operands.
32871 (sincos<mode>3): New expander.
32872 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32873 insn patterns and corresponding splitters.
32875 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32877 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32878 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32880 2007-01-09 Nicolas Pitre <nico@cam.org>
32883 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32885 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32887 * target.h (struct gcc_target): New field library_rtti_comdat.
32888 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32889 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32890 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32891 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32893 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32895 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32897 2007-01-08 Richard Guenther <rguenther@suse.de>
32899 * tree.h (force_fit_type_double): Export.
32900 (force_fit_type): Remove.
32901 * fold-const.c (force_fit_type_double): New function.
32902 (force_fit_type): Remove.
32903 (int_const_binop): Use it.
32904 (fold_convert_const_int_from_int): Likewise.
32905 (fold_convert_const_int_from_real): Likewise.
32906 (fold_div_compare): Likewise.
32907 (fold_sign_changed_comparison): Likewise.
32908 (fold_unary): Likewise.
32909 (fold_negate_const): Likewise.
32910 (fold_abs_const): Likewise.
32911 (fold_not_const): Likewise.
32912 * c-common.c (shorten_compare): Use force_fit_type_double.
32913 * convert.c (convert_to_pointer): Likewise.
32915 2007-01-08 Richard Guenther <rguenther@suse.de>
32917 * tree.h (build_int_cst_wide_type): Export.
32918 * tree.c (build_int_cst_wide_type): New function.
32919 (build_int_cst_wide): Fix comment.
32920 * builtins.c (fold_builtin_object_size): Use build_int_cst
32921 to build -1 or 0 of the correct type. Use fit_double_type
32922 to check for overflow.
32923 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32925 (decode_field_reference): Likewise.
32926 (all_ones_mask_p): Likewise.
32927 (native_interpret_int): Use build_int_cst_wide_type.
32928 (fold_binary): Use build_int_cst_type to build an all-ones
32930 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32932 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32934 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32936 2007-01-09 Ben Elliston <bje@au.ibm.com>
32938 * genautomata.c (STATS_OPTION): New option.
32939 (stats_flag): New flag.
32940 (gen_automata_option): Handle it.
32941 (initiate_automaton_gen): Ditto.
32942 (write_automata): Output statistics only if stats_flag is
32943 set. Likewise, output time statistics only if time_flag is set.
32944 * doc/md.texi (Processor pipeline description): Document new flag.
32946 2007-01-08 Richard Guenther <rguenther@suse.de>
32948 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32949 * tree.c (build_int_cst_type): Likewise.
32950 (size_in_bytes): Don't call force_fit_type on the result.
32951 (int_fits_type_p): Use fit_double_type.
32952 * fold-const.c (fit_double_type): New function.
32953 (force_fit_type): Use it.
32954 * tree.h (fit_double_type): Export.
32956 2007-01-08 Jan Hubicka <jh@suse.cz>
32958 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32959 * ipa.c (function_and_variable_visibility): Fix return type.
32961 2007-01-08 Richard Guenther <rguenther@suse.de>
32963 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32964 of offset to build the index.
32965 * tree-pretty-print.c (dump_generic_node): Don't build negated
32966 const just for printing.
32967 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32968 * builtins.c (fold_builtin_int_roundingfn): Check if result
32969 fits the type by using force_fit_type and comparing the result.
32970 * predict.c (predict_loops): Use compare_tree_int for comparison.
32971 * tree.c (build_int_cst): Fall back to integer_type_node for
32973 (build_int_cst_wide): Assert type is non-null.
32975 2007-01-08 Roberto Costa <roberto.costa@st.com>
32977 * tree-vrp.c (extract_range_from_cond_expr): New.
32978 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32979 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32981 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32982 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32983 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32984 used as expressions.
32985 * tree-object-size.c (cond_expr_object_size): New.
32986 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32988 2007-01-08 Jan Hubicka <jh@suse.cz>
32990 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32991 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32994 2007-01-08 Richard Guenther <rguenther@suse.de>
32996 PR tree-optimization/23603
32997 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32998 (extract_range_from_binary): Fall back to truthvalue instead of
32999 varying for TRUTH_*_EXPR.
33000 (extract_range_from_comparison): Fall back to truthvalue instead of
33002 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33003 if all visited PHI values were constant.
33005 2007-01-08 Jan Hubicka <jh@suse.cz>
33007 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33008 (cgraph_analyze_function): break out from ...
33009 (cgraph_finalize_compilation_unit): ... here.
33010 (cgraph_expand_function): Remove forgoten commented out line.
33011 (cgraph_optimize): Analyze functions.
33013 2007-01-08 Jan Hubicka <jh@suse.cz>
33015 * tree-pas.h (TODO_remove_function): New flag.
33016 (TODO_update*): Renumber.
33017 (pass_ipa_increase_alignment,
33018 pass_ipa_function_and_variable_visibility): New passes.
33019 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33020 (cgraph_function_and_variable_visibility): Move to ipa.c
33021 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33022 cgraph_increase_alignment.
33023 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33024 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33025 calling tree-inline.
33026 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33027 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33028 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33029 (gate_increase_alignment): New function.
33030 (pass_ipa_increase_alignment): New pass.
33031 * ipa.c: Inline tree-pass.h and timevar.h
33032 (function_and_variable_visibility): Move here from cgraphunit.c
33033 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33034 * passes.c (init_optimization_passes): Add the two new passes.
33035 (execute_todo): Handle cgraph_remove_functions.
33037 2007-01-08 Nick Clifton <nickc@redhat.com>
33039 * config/frv/predicates.md (reg_or_0_operand): Accept
33042 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33044 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33045 * config.gcc: Add bfin*-rtems*.
33047 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33049 * c.opt: Add -flax-vector-conversions.
33050 * c-typeck.c (convert_for_assignment): Pass flag to
33051 vector_types_convertible_p to allow emission of note.
33052 (digest_init): Likewise.
33053 * c-opts.c: Handle -flax-vector-conversions.
33054 * c-common.c (flag_lax_vector_conversions): New.
33055 (vector_types_convertible_p): Unless -flax-vector conversions
33056 has been passed, disallow conversions between vectors with
33057 differing numbers of subparts and/or element types. If such
33058 a conversion is disallowed, possibly emit a note on the first
33059 occasion only to inform the user of -flax-vector-conversions.
33060 The new last argument specifies this.
33061 * c-common.h (flag_lax_vector_conversions): New.
33062 (vector_types_convertible_p): Add extra argument.
33063 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33064 char_type_node for V*QI type vectors.
33065 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33066 Update to satisfy new typechecking rules.
33067 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33068 C and C++ variants.
33069 * doc/invoke.texi (C Dialect Options): Document
33070 -flax-vector-conversions.
33072 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33074 PR tree-optimization/29877
33075 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33076 a register variable on the RHS to not be replaceable.
33078 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33079 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33080 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33081 const_simm15, const_pow2, const_npow2): Added.
33082 * config/score/misc.md (insv, extv, extzv, movmemsi,
33083 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33084 * config/score/score.c (score_address_cost, score_select_cc_mode):
33086 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33087 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33088 Update score_print_operand.
33089 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33090 Adjust register allocate order and update some macro define.
33091 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33092 mdx_block_move_straight, mdx_block_move_loop_head,
33093 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33094 mdx_block_move_loop, mdx_block_move): Added.
33095 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33096 mdp_limm): Updated and fix some bug and typo.
33097 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33098 (movsf, movdf, doloop_end): Added.
33100 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33102 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33103 config/arm/thumb2.md: Fix comment typos.
33104 * doc/extend.texi: Fix a typo.
33106 2007-01-07 Eric Christopher <echristo@apple.com>
33108 * configure.ac: Check for __stack_chk_fail for darwin.
33109 * configure: Regenerate.
33111 2007-01-07 Richard Guenther <rguenther@suse.de>
33113 * tree-vrp.c (extract_range_from_assert): CSE calls to
33114 compare_values where possible.
33115 (extract_range_from_unary_expr): Likewise.
33117 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33119 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33120 * config/avr/avr.c (call_insn_operand): Delete function.
33121 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33122 instead of register number. Use predicates.
33123 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33124 call_insn_operand): Add.
33126 2007-01-06 Jan Hubicka <jh@suse.cz>
33128 * tree-pass.h (pass_build_cgraph_edges): Declare.
33129 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33130 (visited_nodes): Remove.
33131 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33132 build_cgrpah_edges; make visited_nodes local.
33133 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33134 (record_references_in_initializer): Move to cgraphbuild.c
33135 (initialize_inline_failed, rebuild_cgraph_edges,
33136 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33137 (verify_cgraph_node): Make visited_nodes local.
33138 (cgraph_analyze_function): Do not call cgraph_create_edges and
33139 initialize_inline_failed.
33140 (cgraph_expand_function): Do not call cgraph_lower_function;
33141 assert that function is already lowered.
33142 * Makefile.in (cgraphbuild.o): New.
33143 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33144 at the end of lowering passes.
33146 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33148 * ifcvt.c (cond_move_convert_if_block): New function, code
33149 factored out from...
33150 (cond_move_process_if_block): ...here. Call the new function
33151 on the THEN and ELSE blocks.
33152 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33153 already takes care of this.
33155 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33158 * tree.h (TREE_OVERFLOW_P): New.
33159 * c-typeck.c (parser_build_unary_op): Warn only if result
33160 overflowed and operands did not.
33161 (parser_build_binary_op): Likewise.
33162 (convert_for_assignment): Remove redundant overflow_warning.
33163 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33165 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33167 * c-typeck.c (store_init_value): Split over two lines to follow
33168 the GNU coding style.
33170 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33172 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33173 __GXX_EXPERIMENTAL_CXX0X__.
33174 * doc/cpp.texi: Same.
33176 2007-01-05 Richard Guenther <rguenther@suse.de>
33178 PR middle-end/27826
33179 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33180 with mismatched types. Instead explicitly build a
33181 conversion NOP_EXPR.
33183 2007-01-05 Ian Lance Taylor <iant@google.com>
33185 * c-common.c (decl_with_nonnull_addr_p): New function.
33186 (c_common_truthvalue_conversion): Call it.
33187 * c-typeck.c (build_binary_op): Likewise.
33188 * c-common.h (decl_with_nonnull_addr_p): Declare.
33190 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33193 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33196 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33198 * doc/install.texi (Final install): Document the fact that
33199 the GNAT runtime should not be stripped.
33201 2007-01-04 Jan Hubicka <jh@suse.cz>
33203 * tree-inline.c (fold_marked_statements): Update operand caches
33204 and EH after folding
33206 2007-01-04 Ian Lance Taylor <iant@google.com>
33208 * c-common.c (check_function_nonnull): Whitespace fix.
33210 2007-01-04 Jan Hubicka <jh@suse.cz>
33212 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33213 comitted older version of patch.
33214 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33215 function, celanup cfg and collect garbage.
33217 2007-01-04 Mike Stump <mrs@apple.com>
33219 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33222 2007-01-04 Eric Christopher <echristo@apple.com>
33224 * libgcc2.c (__bswapsi2): Use SItype.
33225 (__bswapdi2): Use DItype.
33226 * libgcc2.h: Update for above.
33228 2007-01-04 Paul Brook <paul@codesourcery.com>
33230 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33231 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33232 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33233 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33234 umulsi3_highpart): Make conditional on !arm_arch6.
33235 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33236 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33237 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33238 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33239 umulsi3_highpart_v6): New insns.
33241 2007-01-04 Roger Sayle <roger@eyesopen.com>
33243 * fold-const.c (fold_convert): When casting an expression to void,
33244 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33245 have a type. Instead of attempting to build a NOP_EXPR, return
33246 these "special" trees directly.
33248 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33250 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33251 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33252 rs6000_cost->fp not 0 as adjustment for outer NEG.
33254 2007-01-04 Jan Hubicka <jh@suse.cz>
33256 * cgraph.c (cgraph_release_function_body): New function.
33257 (cgraph_remove_node): Use it.
33258 * cgraph.h (cgraph_release_function_body): Declare.
33259 * cgraphunit.c (cgraph_expand_function): Use it.
33260 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33261 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33262 is initialized and while compilation of other function is running.
33263 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33264 statement CFG annotations from here to ...
33265 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33267 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33269 * cfgloop.h (enum li_flags): Make the constants powers of two.
33271 2007-01-04 Jan Hubicka <jh@suse.cz>
33273 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33275 (fold_marked_statements): New function.
33276 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33277 * tree-inline.h (copy_body_data): Add statements_to_fold.
33279 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33281 * config.gcc: Mention libgcc/config.host.
33282 * Makefile.in: Update comments mentioning libgcc.
33283 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33284 (all.cross, start.encap, rest.encap, rest.cross): Update
33285 dependencies for libgcc move.
33286 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33287 (clean-target, clean-target-libgcc): Delete.
33288 (srcdirify, GCC_EXTRA_PARTS): New macros.
33289 (libgcc-support, libgcc.mvars): New rules.
33290 (distclean): Remove mention of mklibgcc.
33291 (install): Don't reference INSTALL_LIBGCC.
33292 (install-common): Don't reference EXTRA_PARTS.
33293 (install-libgcc, install-multilib): Delete rules.
33294 * mklibgcc.in: Delete file.
33295 * doc/configfiles.texi: Don't mention mklibgcc.
33297 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33298 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33299 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33300 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33301 (mklibgcc, ldblspecs): Likewise.
33303 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33304 (posixpre.def): Use $(T).
33305 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33306 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33307 (SHLIB_LINK): Make dummy.
33308 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33310 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33312 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33313 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33314 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33315 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33317 * configure.ac (all_outputs): Remove mklibgcc.
33318 * configure: Regenerated.
33320 2007-01-03 Josh Conner <jconner@apple.com>
33322 PR middle-end/29683
33323 * calls.c (compute_argument_addresses): Set stack and stack_slot
33324 for partial args, too.
33325 (store_one_arg): Use locate.size.constant for the size when
33326 generating a save_area.
33328 2007-01-03 Robert Kennedy <jimbob@google.com>
33330 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33331 whose definitions are deleted due to basic block merging.
33333 2007-01-03 Paul Brook <paul@codesourcery.com>
33336 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33338 (use_return_insn): Return 0 for Thumb interrupt functions.
33339 (print_multi_reg): Add rfe argument for IRQ returns.
33340 (arm_output_epilogue): Pop interrupt return address directly into PC.
33341 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33343 2007-01-03 Paul Brook <paul@codesourcery.com>
33345 Merge from sourcerygxx-4_1.
33346 * config/arm/thumb2.md: New file.
33347 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33349 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33350 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33351 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33352 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33354 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33355 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33357 * config/arm/ieee754-sf.S: Ditto.
33358 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33359 (thumb1_base_register_rtx_p): ... to this.
33360 (thumb_index_register_rtx_p): Rename...
33361 (thumb1_index_register_rtx_p): ... to this.
33362 (thumb_output_function_prologue): Rename...
33363 (thumb1_output_function_prologue): ... to this.
33364 (thumb_legitimate_address_p): Rename...
33365 (thumb1_legitimate_address_p): ... to this.
33366 (thumb_rtx_costs): Rename...
33367 (thumb1_rtx_costs): ... to this.
33368 (thumb_compute_save_reg_mask): Rename...
33369 (thumb1_compute_save_reg_mask): ... to this.
33370 (thumb_final_prescan_insn): Rename...
33371 (thumb1_final_prescan_insn): ... to this.
33372 (thumb_expand_epilogue): Rename...
33373 (thumb1_expand_epilogue): ... to this.
33374 (arm_unwind_emit_stm): Rename...
33375 (arm_unwind_emit_sequence): ... to this.
33376 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33377 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33378 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33379 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33380 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33381 thumb2_output_casesi): New functions.
33382 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33383 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33384 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33385 THUMB2_WORK_REGS): Define.
33386 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33387 arm_condexec_mask, arm_condexec_masklen)): New variables.
33388 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33389 (arm_override_options): Check new CPU capabilities.
33390 Set new architecture flag variables.
33391 (arm_isr_value): Handle v7m interrupt functions.
33392 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33394 (const_ok_for_arm): Handle Thumb-2 constants.
33395 (arm_gen_constant): Ditto. Use movw when available.
33396 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33398 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33399 (thumb_find_work_register, arm_load_pic_register,
33400 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33401 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33402 print_multi_reg, output_mov_long_double_fpa_from_arm,
33403 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33404 output_mov_double_fpa_from_arm, output_move_double,
33405 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33406 output_return_instruction, arm_output_function_prologue,
33407 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33408 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33409 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33410 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33411 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33412 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33414 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33415 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33416 (arm_file_start): Output directive for unified syntax.
33417 (arm_unwind_emit_set): Handle stack alignment instruction.
33418 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33419 Add v6t2, v7, v7a, v7r and v7m.
33420 (RETLDM): Add Thumb-2 code.
33421 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33422 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33423 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33424 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33425 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33426 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33427 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33428 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33429 ADJUST_INSN_LENGTH): Define.
33430 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33431 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33432 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33433 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33434 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33435 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33436 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33437 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33438 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33439 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33440 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33441 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33442 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33443 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33444 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33445 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33446 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33448 * config/arm/arm-tune.md: Regenerate.
33449 * config/arm/arm-protos.h: Update prototypes.
33450 * config/arm/vfp.md: Enable patterns for Thumb-2.
33451 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33452 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33453 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33454 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33455 * config/arm/libunwind.S: Add Thumb-2 code.
33456 * config/arm/constraints.md: Update include Thumb-2.
33457 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33458 * config/arm/ieee754-df.S: Ditto.
33459 * config/arm/bpabi.S: Ditto.
33460 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33461 * config/arm/predicates.md (low_register_operand,
33462 low_reg_or_int_operand, thumb_16bit_operator): New.
33463 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33464 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33465 * config/arm/t-arm-elf: Add armv7 multilib.
33466 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33468 (UNSPEC_STACK_ALIGN, ce_count): New.
33469 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33470 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33472 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33473 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33474 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33475 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33476 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33477 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33479 * doc/extend.texi: Document ARMv7-M interrupt functions.
33480 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33482 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33484 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33485 (struct _Unwind_Context): Rename args_size to flags, remove
33486 signal_frame field, add a new args_size field and version field.
33487 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33488 _Unwind_IsExtendedContext): New inline functions.
33489 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33490 Assume by_value array is only present if _Unwind_IsExtendedContext.
33491 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33492 _Unwind_IsSignalFrame.
33493 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33494 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33495 (uw_init_context_1): Initialize context->flags to
33496 EXTENDED_CONTEXT_BIT.
33497 * config/rs6000/linux-unwind.h (frob_update_context): Use
33498 _Unwind_SetSignalFrame.
33500 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33502 PR middle-end/30353
33503 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33504 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33507 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33509 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33510 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33511 RET, AT_SP): Remove.
33512 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33515 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33516 * cfgbuild.c (find_basic_blocks): Likewise.
33517 * cfgrtl.c (rtl_create_basic_block): Likewise.
33518 * function.c (temp_slots_at_level): Likewise.
33519 * reg-stack.c (stack_regs_mentioned): Likewise.
33520 * regclass.c (allocate_reg_info): Likewise.
33521 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33522 set_bb_for_stmt, move_block_to_fn): Likewise.
33523 * tree-complex.c (tree_lower_complex): Likewise.
33524 * vec.h (VEC_safe_grow_cleared): New.
33526 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33528 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33530 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33531 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33533 * cfgloopmanip.c (scale_loop_frequencies): Export.
33534 (loopify): Scale the frequencies by prescribed coefficients.
33535 (set_zero_probability): New function.
33536 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33537 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33538 and frequencies according to arguments.
33539 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33541 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33542 * modulo-sched.c (sms_schedule): Set probabilities for entering
33543 versioned loop correctly.
33544 * tree-vect-transform.c (vect_transform_loop): Ditto.
33545 * cfgloop.h (loopify, loop_version): Declaration changed.
33546 (scale_loop_frequencies): Declared.
33548 2007-01-02 Jan Hubicka <jh@suse.cz>
33550 * cgraph.c: Include tree-flow.h
33551 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33552 early_local_passes.
33553 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33554 * tree-pass.h (pass_all_early_optimizations): Declare.
33555 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33556 early_local_passes.
33557 (cgraph_analyze_function): Do early_local_passes.
33558 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33559 Do not add referenced vars.
33560 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33562 (gate_all_early_local_passes): New gate.
33563 (pass_early_local_passes): Use new gate.
33564 (execute_early_local_optimizations): New functions.
33565 (gate_all_early_optimizations): New gate.
33566 (pass_all_early_optimizations): New pass.
33567 (execute_free_datastructures): Free SSA only when initialized.
33568 (gate_init_datastructures): Init only when optimizing.
33569 (tree_lowering_passes): Do early local passes when called late.
33570 * tree-profile.c (do_tree_profiling): Don't profile functions added
33572 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33573 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33575 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33576 during early_local_passes.
33577 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33580 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33582 * Makefile.in: Update copyright year.
33584 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33586 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33587 in $(lang_checks) and check-consistency targets.
33589 2007-01-02 Jan Hubicka <jh@suse.cz>
33591 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33592 Do not add referenced vars.
33593 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33595 * passes.c (init_optimization_passes): Put mudflap_2 after
33596 free_datastructures.
33598 2007-01-02 Jan Hubicka <jh@suse.cz>
33600 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33601 Set NOTHROW flag on call statements proved to be nothrow.
33602 Update statement of local calls so new pure/const functions are
33603 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33605 (tree_rest_of_compilation): Register hooks and initialize bitmap
33606 early. Do not set after_inlining flag.
33608 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33610 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33611 HOST_BITS_PER_LONGLONG
33613 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33616 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33617 warning for non-static initializers.
33619 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33621 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33622 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33623 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33624 Always use set_unique_reg_note to add REG_EQUAL notes.
33626 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33629 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33631 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33632 * cfgbuild.c (find_basic_blocks): Likewise.
33633 * cfgrtl.c (rtl_create_basic_block): Likewise.
33634 * function.c (temp_slots_at_level): Likewise.
33635 * reg-stack.c (stack_regs_mentioned): Likewise.
33636 * regclass.c (allocate_reg_info): Likewise.
33637 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33638 set_bb_for_stmt, move_block_to_fn): Likewise.
33639 * tree-complex.c (tree_lower_complex): Likewise.
33640 * vec.h (VEC_safe_grow_cleared): New.
33642 2007-01-02 Ian Lance Taylor <iant@google.com>
33644 * c-common.c (c_common_truthvalue_conversion): When warning about
33645 using an assignment as a truth value, set TREE_NO_WARNING.
33647 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33650 * c.opt (Wold-style-declaration): New.
33651 * doc/invoke.texi (C-only Warning Options): New.
33652 (Wold-style-declaration): Document it.
33653 (Wextra): Enabled by -Wextra.
33654 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33655 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33656 -Wold-style-declaration.
33658 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33660 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33661 * cfgbuild.c (find_basic_blocks): Likewise.
33662 * cfgrtl.c (rtl_create_basic_block): Likewise.
33663 * function.c (temp_slots_at_level): Likewise.
33664 * reg-stack.c (stack_regs_mentioned): Likewise.
33665 * regclass.c (allocate_reg_info): Likewise.
33666 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33667 set_bb_for_stmt, move_block_to_fn): Likewise.
33668 * tree-complex.c (tree_lower_complex): Likewise.
33669 * vec.h (VEC_safe_grow_cleared): New.
33671 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33673 * c-common.c (c_common_nodes_and_builtins): Since variants of
33674 void_type_node get built before it is given a name, we need to
33675 give those variants the name, too.
33676 (complete_array_type): We need to work with the canonical main
33677 type of the array, from which we will build the qualified version.
33678 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33679 * print-tree.c (print_node): Display canonical type information
33681 * stor-layout.c (layout_type): When we don't know the
33682 alignment of a type for which we're building an array, we end up
33683 guessing wrong, so make the type require structural equality.
33684 * tree.c (make_node_stat): When we build a new type, it is its
33685 own canonical type.
33686 (build_type_attribute_qual_variant): When building an attribute
33687 variant, its canonical type is the non-attribute variant. However,
33688 if the attributes are target-dependent and they differ, we need to
33689 use structural equality checks for this type.
33690 (build_qualified_type): A qualified type is not equivalent to its
33691 unqualified variant; set the canonical type appropriately.
33692 (build_distinct_type_copy): When building a distinct type from
33693 another type, the new type is its own canonical type.
33694 (build_variant_type_copy): When building a new type variant, we
33695 assume that it is equivalent to the original type.
33696 (build_pointer_type_for_mode): When building a pointer type, also
33697 build a canonical type pointer.
33698 (build_reference_type_for_mode): When building a reference type,
33699 also build a canonical type reference.
33700 (build_index_type): When we can't hash an index type (e.g.,
33701 because its maximum value is negative), the index type requires
33702 structural equality tests.
33703 (build_array_type): Build the canonical form of an array type.
33704 (build_function_type): Function types require structural equality,
33705 because they contain default arguments, attributes, etc.
33706 (build_method_type_directly): Ditto for method types.
33707 (build_offset_type): Build the canonical offset type.
33708 (build_complex_type): Build the canonical vector type.
33709 (make_vector_type): Build the canonical vector type.
33710 * tree.h (TYPE_CANONICAL): New.
33711 (TYPE_STRUCTURAL_EQUALITY_P): New.
33712 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33713 (struct tree_type): Added "canonical" field.
33714 * params.h (VERIFY_CANONICAL_TYPES): New.
33715 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33716 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33717 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33718 * doc/invoke.texi (verify-canonical-types): Document --param
33719 parameter for verifying canonical types.
33721 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33723 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33724 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33725 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33726 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33728 * config/rs6000/e500.h: New.
33729 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33730 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33732 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33733 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33734 TARGET_E500_DOUBLE): Remove.
33735 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33736 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33737 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33738 * config/rs6000/rs6000.c (rs6000_override_options): Use
33739 CHECK_E500_OPTIONS.
33741 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33743 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33744 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33745 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33746 rs6000_emit_cmove): Don't check TARGET_E500.
33747 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33748 sordered): Don't check TARGET_E500.
33750 2007-01-01 Eric Christopher <echristo@apple.com>
33752 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33753 HARD_REGISTER_NUM_P.
33755 2007-01-01 Roger Sayle <roger@eyesopen.com>
33757 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33758 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33759 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33762 2007-01-01 Mike Stump <mrs@apple.com>
33764 * configure.ac: Remove support for building with Apple's gcc-3.1.
33766 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33768 PR middle-end/30311
33769 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33770 REG is a hard register. Do not modify REG before calling
33772 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33773 multiple of the size of YMODE for certain lowpart cases.
33775 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33777 PR middle-end/30253
33778 * gimplify (voidify_wrapper_expr): Update for
33779 GIMPLE_MODIFY_STMT.
33781 2007-01-01 Andreas Schwab <schwab@suse.de>
33784 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33785 save of BR0 in extra_spill_size instead of spill_size.
33786 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33788 (ia64_expand_epilogue): Restore BR0 from its new location.
33790 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33792 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33793 Use a temporary variable if the left hand side is not a gimple
33796 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33798 * gimplify.c (gimplify_return_expr): Make the temporary variable
33799 for the return expression, a gimple register variable.
33801 2007-01-01 Jan Hubicka <jh@suse.cz>
33803 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33806 2007-01-01 Mike Stump <mrs@apple.com>
33808 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33810 * config/darwin.c (machopic_select_rtx_section): Use
33811 HAVE_GAS_LITERAL16.
33812 (darwin_mergeable_constant_section): Likewise.
33813 * configure: Regenerate.
33814 * config.in: Regenerate.
33816 2007-01-01 Jan Hubicka <jh@suse.cz>
33817 Andrew Pinski <pinskia@gmail.com>
33819 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33820 before starting IPA passes.