1 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3 * arm.c (const_ok_for_arm): Use a faster algorithm.
5 2005-05-09 David Edelsohn <edelsohn@gnu.org>
8 * config/rs6000/rs6000.md (add_op2): New.
11 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
13 * arm.c (arm_gen_constant): Add new heuristic for generating
14 constant integers that can be expressed as the difference of two
17 2005-05-09 Roger Sayle <roger@eyesopen.com>
19 * c-tree.h (parser_build_unary_op): New prototype.
20 * c-typeck.c (parser_build_unary_op): New function to construct
21 a unary operation in the C parser.
22 * c-parser.c (c_parser_unary_expression): Use the new function
23 parser_build_unary_op when appropriate.
25 2005-05-09 Mark Mitchell <mark@codesourcery.com>
28 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
29 before outputting DWARF_FRAME_RETURN_COLUMN.
31 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
33 * config/s390/s390.c: (s390_branch_condition_mask,
34 s390_branch_condition_mnemonic, s390_extra_constraint_str,
35 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
36 legitimize_pic_address, s390_emit_tls_call_insn,
37 legitimize_tls_address, legitimize_tls_address,
38 s390_expand_addcc, print_shift_count_operand, print_operand,
39 addr_generation_dependency_p, annotate_constant_pool_refs,
40 s390_split_branches, find_constant_pool_ref,
41 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
42 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
43 s390_output_pool_entry, s390_function_value,
44 s390_call_saved_register_used, s390_emit_call): Replace
45 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
46 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
47 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
48 get_some_local_dynamic_name, s390_function_arg_size,
49 s390_function_arg_advance, s390_function_arg,
50 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
51 default case by gcc_unreachable.
52 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
53 conditional abort by gcc_assert.
54 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
55 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
57 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
59 * config/s390/s390.c: (s390_decompose_address,
60 tls_symbolic_operand, legitimate_pic_operand_p,
61 legitimate_constant_p, legitimate_reload_constant_p,
62 s390_expand_plus_operand, legitimate_address_p,
63 legitimate_la_operand_p, ): Remove 'register' from signature.
64 (symbolic_reference_mentioned_p,
65 tls_symbolic_reference_mentioned_p): Remove 'register' from local
66 variable declarations.
67 (legitimize_address): Remove 'register' from
68 signature and local variable declarations.
70 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
72 * config/s390/s390-protos.h: (s390_match_ccmode,
73 s390_match_ccmode_set, reg_used_in_mem_p,
74 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
75 legitimate_la_operand_p, preferred_la_operand_p,
76 s390_short_displacement, addr_generation_dependency_p,
77 legitimate_reload_constant_p, legitimate_address_p): Change return type
79 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
80 * config/s390/s390.c: (s390_match_ccmode,
81 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
82 legitimate_reload_constant_p): Change return type into 'bool'.
83 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
84 Likewise. Additionally adapted comment.
85 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
86 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
87 (s390_decompose_address): Change the type of the internal flags
88 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
89 (struct s390_address): Change type of "pointer" into bool.
90 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
91 Adapt calls for 's390_tm_ccmode' to the new signature.
93 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
95 * config/s390/s390.c: (s390_match_ccmode_set,
96 s390_branch_condition_mnemonic, s390_short_displacement,
97 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
98 print_shift_count_operand, get_some_local_dynamic_name,
99 get_some_local_dynamic_name_1, reg_used_in_mem_p,
100 addr_generation_dependency_p, s390_split_branches,
101 annotate_constant_pool_refs, find_constant_pool_ref,
102 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
103 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
104 s390_register_info, s390_frame_info, s390_init_frame_layout,
105 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
106 restore_gprs, s390_function_arg_size, s390_function_arg_float,
107 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
108 s390_encode_section_info, s390_cannot_force_const_mem,
109 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
110 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
111 s390_adjust_priority, s390_issue_rate,
112 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
113 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
114 s390_build_builtin_va_list, s390_gimplify_va_arg,
115 s390_function_ok_for_sibcall, s390_call_saved_register_used,
116 s390_pass_by_reference, s390_fixed_condition_code_regs,
117 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
118 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
119 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
120 s390_add_pool_insn, s390_find_pool, s390_add_constant,
121 s390_find_constant, s390_add_execute, s390_find_execute,
122 s390_execute_label, s390_execute_target, s390_dump_pool,
123 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
124 Move target macro definitions to the end of the file. Move several
125 functions within the file to assure correct compiling.
127 2005-05-09 Steven Bosscher <stevenb@suse.de>
129 * calls.c (purge_reg_equiv_notes): Remove, fold into...
130 (fixup_tail_calls): ...here. Only look at insns between the
131 start of the function and the FUNCTION_BEG insn note.
133 * gcse.c (one_cprop_pass): Fix typos in dumps.
135 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
137 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
139 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
140 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
141 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
142 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
144 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
145 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
146 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
149 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
151 * config/s390/s390.md: ("gf") New mode attribute.
152 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
153 "fixuns_truncsfsi2"): Merge.
154 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
155 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
156 "fix_truncsfsi2_ieee"): Merge.
158 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
160 * config/s390/s390.md: ("FPR") New mode macro.
161 ("de", "dee"): New mode attributes.
162 ("cmpdf", "cmpsf"): Merge.
163 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
164 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
165 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
166 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
167 ("floatdidf2", "floatdisf2"): Merge.
168 ("adddf3", "addsf3"): Merge.
169 ("*adddf3", "*addsf3"): Merge.
170 ("*adddf3_cc", "*addsf3_cc"): Merge.
171 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
172 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
173 ("subdf3", "subsf3"): Merge.
174 ("*subdf3", "*subsf3"): Merge.
175 ("*subdf3_cc", "*subsf3_cc"): Merge.
176 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
177 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
178 ("muldf3", "mulsf3"): Merge.
179 ("*muldf3", "*mulsf3" "): Merge.
180 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
181 ("*fmadddf", "*fmaddsf"): Merge.
182 ("*fmsubdf", "*fmsubsf"): Merge.
183 ("divdf3", "divsf3"): Merge.
184 ("*divdf3", "*divsf3"): Merge.
185 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
186 ("negdf2", "negsf2"): Merge.
187 ("*negdf2_cc", "*negsf2_cc"): Merge.
188 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
189 ("*negdf2", "*negsf2"): Merge.
190 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
191 ("absdf2", "abssf2"): Merge.
192 ("*absdf2_cc", "*abssf2_cc"): Merge.
193 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
194 ("*absdf2", "*abssf2"): Merge.
195 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
196 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
197 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
198 ("*negabsdf2", "*negabssf2"): Merge.
199 ("sqrtdf2", "sqrtsf2"): Merge.
201 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
203 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
205 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
206 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
207 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
208 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
210 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
211 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
212 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
213 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
214 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
215 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
216 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
217 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
218 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
219 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
220 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
221 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
222 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
223 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
224 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
225 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
227 ("*divsf3"): Additionally rename second pattern to
229 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
230 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
231 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
232 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
233 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
234 'type values' and rename 'type' value.
235 ("*addsf3"): Additionally rename second pattern to
238 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
240 * config/s390/s390.md: ("SHIFT"): New mode macro.
241 ("lr", "shift"): New mode attributes.
242 ("ashldi3", "lshrdi3"): Merge.
243 ("*ashldi3_31", "*lshrdi3"_31): Merge.
244 ("*ashldi3_64", "*lshrdi3"_64): Merge.
245 ("ashlsi3", "lshrsi3"): Merge.
247 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
249 * config/s390/s390.md: ("DSI", "SCOND"): New mode
251 ("E", "g"): New mode attributes.
252 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
253 ("*adddi3_alc", "*addsi3_alc"): Merge.
254 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
255 ("*subdi3_slb", "*subsi3_slb"): Merge.
256 ("adddicc", "addsicc"): Merge.
257 ("*sconddi", "*scondsi"): Merge.
258 ("*sconddi_neg", "*scondsi_neg"): Merge.
259 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
260 ("negdi2", "negsi2"): Extract expander pattern from
261 "negsi2" and merge with "negdi2".
262 ("*negdi2"): Merge with instruction pattern of "negsi2".
263 ("*negdi2_cc", "*negsi2_cc"): Merge.
264 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
265 ("rotldi3", "rotlsi3"): Merge.
267 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
269 * config/s390/s390.md: ("hc"): New mode attribute.
270 ("extendhidi2", "extendqidi2"): Merge.
271 ("*extendhidi2", "*extendqidi2"): Merge.
272 ("extendhisi2", "extendqisi2"): Merge.
273 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
274 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
275 Merged 2 define_split.
276 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
277 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
279 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
281 * config/s390/s390.md: ("COMPARE"): New mode macro.
282 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
283 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
284 "bungt", "bunle", "bunge", "bltgt"): Merge.
286 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
288 * config/s390/s390.md: ("INT"): New mode macro.
289 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
292 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
294 * config/s390/s390.md: ("GPR", "P"): New mode macros.
295 ("cmpdi", "cmpsi"): Merge.
296 ("strlendi", "strlensi"): Merge.
297 ("*strlendi", "*strlensi"): Merge.
298 ("movmemdi", "movmemsi"): Merge.
299 ("clrmemdi", "clrmemsi"): Merge.
301 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
303 * config/s390/s390.md: ("HQI"): New mode macro.
304 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
305 ("*tmhi_full", "*tmqi_full"): Merge.
306 ("*tsthiCCT", "*tstqiCCT"): Merge.
307 ("*tsthi", "*tstqi"): Merge.
308 ("*tsthi_cconly", "tstqi_cconly"): Merge.
309 ("*sethighhisi", "*sethighqisi"): Merge.
311 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
313 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
314 config/alpha/unicosmk.h, config/arc/arc.md,
315 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
316 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
317 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
318 config/arm/semi.h, config/arm/uclinux-elf.h,
319 config/arm/wince-pe.h, config/fr30/fr30.c,
320 config/rs6000/altivec.h: Update copyright.
322 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
324 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
325 gcc_assert and gcc_unreachable as appropriate.
326 (pdp11_output_function_epilogue, output_move_double,
327 output_move_quad, print_operand_address, output_jump,
328 output_addr_const_pdp11): Likewise.
329 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
330 ASM_OUTPUT_ALIGN): Likewise.
331 * config/pdp11/pdp11.md: Likewise.
332 (extendhisi2, subhi3, subqi3): Likewise.
334 2005-05-09 David Edelsohn <edelsohn@gnu.org>
337 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
340 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
342 * config/ia64/ia64.c: Fix a comment typo.
344 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
347 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
348 (arm_override_options): Use them instead of manifest constants. Don't
349 allow -march to override the -mtune setting.
351 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
353 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
354 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
355 (function_arg_advance, function_arg, save_restore_insns,
356 iq2000_expand_prologue, iq2000_output_conditional_branch,
357 expand_one_builtin, print_operand):
358 * config/iq2000/iq2000.md (tablejump): Likewise.
360 2005-05-09 David Ung <davidu@mips.com>
362 * config/mips/mips.h (processor_type): Add names for the 24K.
363 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
365 * config/mips/mips.md (cnv_mode): New attribute for recording the
366 conversion types of float convert insns.
367 (cpu): Add 24k and 24kx.
368 (include): Include 24k.md file.
369 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
370 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
371 (floatdisf2): Setup cnv_mode.
372 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
374 * config/mips/24k.md: New file, contains 24k DFA pipeline
377 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
379 * config/sh/sh.c (print_operand_address): Use gcc_assert and
380 gcc_unreachable as appropriate.
381 (print_operand, prepare_move_operands, prepare_scc_operands,
382 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
383 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
384 fixup_mova, gen_far_branch, sh_reorg, split_branches,
385 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
386 sh_set_return_address, sh_setup_incoming_varargs,
387 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
388 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
389 check_use_sfunc_addr): Likewise.
390 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
391 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
392 * config/sh/symbian.c (sh_symbian_mark_dllexport,
393 sh_symbian_mark_dllimport): Likewise.
394 * config/sh/sh.md: Likewise.
395 (movdicc, call_pop, call_value_pop, casesi_worker_1,
396 casesi_worker_2, casesi_shift_media, casesi_load_media,
397 return_media): Likewise.
399 2005-05-08 Roger Sayle <roger@eyesopen.com>
402 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
405 2005-05-08 Richard Henderson <rth@redhat.com>
407 * config/alpha/alpha.c (adjust_address): Fix typo last change.
409 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
411 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
412 and -1 can happen in reg_renumber when no hard register is assigned.
414 2005-05-08 Steven Bosscher <stevenb@suse.de>
415 Kazu Hirata <kazu@cs.umass.edu>
417 PR tree-optimization/14841, tree-optimization/15838
418 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
419 (evaluate_stmt): Call it.
421 2005-05-08 Jakub Jelinek <jakub@redhat.com>
423 * config/ia64/ia64.c (ia64_override_options): Don't set
424 ia64_flag_var_tracking and clear flag_var_tracking here...
425 (ia64_file_start): ... but here.
427 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
429 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
430 and gcc_unreachable as appropriate.
431 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
432 m68hc11_gen_highpart, print_operand, print_operand_address,
433 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
434 m68hc11_gen_movhi): Likewise.
435 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
436 * config/m68hc11/m68hc11.md: Reword comment.
438 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
441 * config/m68hc11/predicates.md (splitable_operand): An immediate is
444 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
446 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
447 the 68HC12 address indirect addressing mode as it is not supported by
449 * config/m68hc11/m68hc11-protos.h
450 (m68hc11_valid_addressing_p): Declare.
451 (m68hc11_add_mode): Declare.
452 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
453 register_indirect_p and export it.
454 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
455 instruction so that it is part of the good BB.
456 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
457 addressing with movw.
458 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
460 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
461 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
462 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
464 ("*movhi_68hc12"): Handle movhi_const0.
465 ("*subhi3", "subqi3"): Use general_operand for operand 1.
466 ("*subhi3_zext"): Likewise.
468 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
471 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
472 operand 1 and fix constraints.
473 ("mulqihi3"): Use general_operand for operand 2.
475 2005-05-08 Julian Brown <julian@codesourcery.com>
476 H.J. Lu <hongjiu.lu@intel.com>
477 Paul Brook <paul@codesourcery.com>
479 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
480 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
481 20050308/2.16.0 or newer for comdat group.
482 * configure: Regenerated.
483 * config.in: Regenerated.
484 * varasm.c (default_function_rodata_section): Put .rodata section in
485 COMDAT group when necessary.
486 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
488 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
491 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
493 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
495 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
496 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
497 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
498 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
500 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
503 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
504 64-bit constants on 64-bit hosts.
505 (m68hc11_split_logical): Simplify.
506 (m68hc11_split_move): Likewise.
508 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
509 Paolo Bonzini <bonzini@gnu.org>
511 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
512 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
513 * configure.ac (enable_checking): Fix typos in runtime_checking.
514 (ENABLE_RUNTIME_CHECKING): Mark as target template.
515 (xm_file): Prepend auto-host.h
516 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
517 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
519 * crtstuff.c: Do not include auto-host.h.
520 (IN_LIBGCC2): Do not define.
521 * gcov-io.h: Include tconfig.h, not auto-host.h.
522 * libgcc2.c: Do not include auto-host.h.
523 (abort): Do not undefine.
524 * libgcov.c: Remove unneeded comment about config.h.
525 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
526 * config.in, configure: Regenerated.
528 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
529 Falk Hueffner <falk@debian.org>
531 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
532 and gcc_unreachable as appropriate.
533 (get_aligned_mem, get_unaligned_address,
534 alpha_emit_set_long_const, alpha_emit_conditional_branch,
535 alpha_emit_setcc, alpha_emit_conditional_move,
536 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
537 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
538 alpha_expand_unaligned_load, alpha_expand_block_move,
539 alpha_expand_zap_mask, get_trap_mode_suffix,
540 get_round_mode_suffix, get_some_local_dynamic_name,
541 print_operand_address, function_arg, alpha_return_in_memory,
542 function_value, alpha_expand_builtin,
543 alpha_initial_elimination_offset, alpha_expand_epilogue,
544 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
545 alphaev5_next_group, alpha_align_insns,
546 unicosmk_initial_elimination_offset, unicosmk_unique_section,
547 unicosmk_ssib_name): Likewise.
548 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
549 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
550 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
551 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
552 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
553 * config/alpha/alpha.md (*divmodsi_internal_er,
554 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
555 call_nt, call_umk, call_vms, call_value, sibcall_value,
556 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
557 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
558 * config/alpha/predicates.md (input_operand): Likewise.
560 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
562 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
563 gcc_unreachable, as appropriate.
564 (frv_function_prologue, frv_alloc_temp_reg,
565 frv_initial_elimination_offset, frv_expand_block_move,
566 frv_expand_block_clear, frv_print_operand_jump_hint,
567 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
568 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
569 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
570 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
571 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
572 frv_in_small_data_p, frv_asm_out_constructor,
573 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
574 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
575 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
576 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
577 sibcall_value, casesi): Likewise.
579 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
580 gcc_unreachable as appropriate.
581 (print_operand_address, mn10300_print_reg_list, expand_prologue,
582 expand_epilogue, notice_update_cc, initial_offset,
583 mn10300_address_cost_1): Likewise.
584 * config/mn10300/mn10300.md: Likewise.
585 (absdf2, abssf2, negdf2, negsf2): Likewise.
587 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
590 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
592 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
593 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
594 including sunge_<mode> and sungt_<mode>.
596 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
598 * integrate.h (get_hard_reg_initial_val): Change type of register
599 parameter from int to unsigned int.
600 (has_hard_reg_initial_val): Likewise.
601 * integrate.c (get_hard_reg_initial_val): Likewise.
602 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
604 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
606 * except.c (eh_status): Change the type of ttype_data to
608 (add_ttypes_entry, assign_filter_values,
609 output_function_exception_table): Use VEC instead of VARRAY.
611 2005-05-07 David Edelsohn <edelsohn@gnu.org>
613 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
615 2005-05-07 Paul Brook <paul@codesourcery.com>
617 * Makefile.in: Fix dependencies.
618 (GCOV_IO_H, VARRAY_H): Set.
620 2005-05-07 Anthony Green <green@redhat.com>
623 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
624 x$STMP_FIXPROTO test.
625 * configure: Rebuilt.
627 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
629 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
630 inappropriate feature test macros if flag_iso.
632 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
634 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
636 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
639 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
640 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
641 Handle moved operand being in special register.
642 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
643 presumed working insn.
644 (mover2side): Add FIXME.
646 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
648 * integrate.c (get_func_hard_reg_initial_val): Delete.
649 (has_func_hard_reg_initial_val): Delete.
650 (get_hard_reg_initial_val): Inline the old implementation of
651 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
652 instead of has_func_hard_reg_initial_val to test for an existing
653 pseudo. Only create an rtx if a new initial value entry is needed.
654 (has_hard_reg_initial_val): Scan the initial value list directly.
657 2005-05-07 David Edelsohn <edelsohn@gnu.org>
659 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
661 * config.in (HAVE_AS_POPCNTB): New.
662 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
663 (HAVE_AS_POPCNTB): New.
664 * configure: Regenerated.
665 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
666 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
667 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
668 and rs6000_sched_costly_dep.
669 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
670 (TARGET_XL_COMPAT): Delete.
671 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
672 (popcount<mode>2): New.
673 (popcntb<mode>2): New.
674 * config/rs6000/rs6000.opt (mpopcntb): New.
676 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
677 if variable name exists.
679 2005-05-07 Matt Kraai <kraai@ftbfs.org>
681 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
683 2005-05-07 Richard Henderson <rth@redhat.com>
686 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
687 with constant offsets.
689 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
691 * config/v850/v850.c (print_operand): Use gcc_assert and
692 gcc_unreachable, as appropriate.
693 (print_operand_address, v850_handle_data_area_attribute,
694 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
695 v850_insert_attributes, construct_prepare_instruction): Likewise.
696 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
697 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
699 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
701 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
702 config/rs6000/rs6000.h: Fix comment typos.
704 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
706 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
707 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
708 (mips_scalar_mode_supported_p): Delete.
710 2005-05-06 Eric Christopher <echristo@redhat.com>
712 * config/mips/mips.opt: Remove -mint64 option.
713 * config/mips/mips.c (override_options): Remove -mint64
715 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
716 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
717 64-bit integer handling.
718 * doc/invoke.texi (Option Summary): Remove -mint64 for
721 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
723 PR tree-optimization/19401
724 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
725 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
726 (estimated_unrolled_size): New function.
727 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
728 tree_unroll_loops_completely): Always unroll loops if the code size
730 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
731 loops should be unrolled completely.
732 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
734 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
736 PR rtl-optimization/21254
737 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
738 assumptions for loops that otherwise do not roll.
739 (find_simple_exit): Prefer # of iterations that is guaranteed
741 * loop-unroll.c (decide_peel_once_rolling,
742 decide_peel_completely): Check whether the loop is infinite.
744 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
746 * config/rs6000/sysv4.opt: Fix typo.
748 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
749 Jakub Jelinek <jakub@redhat.com>
752 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
753 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
754 Don't use rep; movs{l,q} if the repetition count is really small,
755 instead use a sequence of movs{l,q} instructions.
757 2005-05-06 Jeff Law <law@redhat.com>
759 PR tree-optimization/21380
760 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
761 thread through a block with no preds.
763 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
765 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
766 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
767 add_call_read_ops): Use VEC instead of VARRAY.
769 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
771 * config/mcore/mcore.c (mcore_print_operand_address): Use
772 gcc_assert and gcc_unreachable as appropriate.
773 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
774 mcore_output_andn, output_inline_const, mcore_output_move,
775 mcore_output_movedouble, mcore_expand_block_move,
776 layout_mcore_frame, mcore_initial_elimination_offset,
777 mcore_expand_prolog, mcore_mark_dllexport,
778 mcore_mark_dllimport): Likewise.
779 * config/mcore/mcore.h (switch_to_section): Likewise.
780 * config/mcore/mcore.md: Likewise.
782 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
784 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
785 TARGET_PROFILE_KERNEL.
787 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
788 TARGET_PROFILE_KERNEL use.
790 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
792 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
793 and gcc_unreachable, as appropriate.
794 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
795 m32r_expand_prologue, m32r_output_function_epilogue,
796 m32r_legitimize_pic_address, m32r_print_operand_address,
797 emit_cond_move, m32r_function_symbol,
798 m32r_output_block_move): Likewise.
799 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
800 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
801 *rev_zero_branch_insn): Likewise.
803 2005-05-06 Jakub Jelinek <jakub@redhat.com>
806 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
807 if both NEWDECL and OLDDECL are already weak.
809 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
811 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
813 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
814 Kaz Kojima <kkojima@gcc.gnu.org>
816 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
819 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
820 David Edelsohn <edelsohn@gnu.org>
822 * config.gcc: Add .opt magic for the rs6000 ports.
824 * doc/invoke.texi: Document -mabi= option properly. Document
825 -misel and -mno-sel. Document -mspe and -mno-spe. Document
826 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
829 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
830 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
833 * config/rs6000/aix.opt: New.
834 * config/rs6000/aix41.opt: New.
835 * config/rs6000/aix64.opt: New.
836 * config/rs6000/darwin.opt: New.
837 * config/rs6000/linux64.opt: New.
838 * config/rs6000/rs6000.opt: New.
839 * config/rs6000/sysv4.opt: New.
841 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
842 associated TARGET_*. Remove SUBTARGET_OPTIONS,
844 Define TARGET_USES_SYSV4_OPT.
845 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
846 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
847 TARGET_USES_AIX64_OPT.
848 * config/rs6000/aix51.h: Same.
849 * config/rs6000/aix52.h: Same.
850 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
851 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
852 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
853 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
854 * config/rs6000/linux64.h: Use
855 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
857 * config/rs6000/rs6000.c: Remove definitions of
858 rs6000_sched_restricted_insns_priority,
859 rs6000_long_double_size_string, rs6000_altivec_vrsave,
860 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
861 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
862 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
863 rs6000_alignment_string. Define rs6000_explicit_options.
864 (rs6000_parse_abi_options): Remove.
865 (rs6000_parse_alignment_option): Remove.
866 (rs6000_parse_float_gprs_option): Remove.
867 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
868 TARGET_DEFAULT_TARGET_FLAGS.
869 (rs6000_override_options): Revamp to use new .opt machinery.
871 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
872 of new .opt machinery. Remove target_flags. Redefine
873 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
874 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
875 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
876 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
877 rs6000_longcall_switch, rs6000_default_long_calls,
878 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
879 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
880 TARGET_ALTIVEC_VRSAVE.
882 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
884 * config.gcc (hppa1.1-*-rtems*): Remove.
885 * config/pa/rtems.h: Remove.
887 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
889 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
890 Exclude roe/603e multilib variants.
892 2005-05-04 Denis Chertykov <denisc@overta.ru>
895 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
898 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
900 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
901 arm/pe.opt to $extra_options.
902 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
903 (target_float_abi_name, target_float_switch, target_abi_name)
904 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
905 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
906 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
907 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
908 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
909 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
910 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
911 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
912 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
913 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
914 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
915 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
916 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
917 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
918 (arm_pic_register_string): Delete.
919 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
921 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
922 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
923 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
924 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
925 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
926 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
927 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
928 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
929 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
930 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
931 (SUBTARGET_SWITCHES): Delete.
932 * config/arm/arm.c (target_float_switch): Delete.
933 (arm_cpu_select): Moved from config/arm/arm.h.
934 (target_fpu_name, target_fpe_name, target_float_abi_name)
935 (target_abi_name, structure_size_string, arm_pic_register_string)
936 (arm_select): Make static.
937 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
938 (arm_handle_option): New function.
939 (arm_override_options): Update target_flags checks for new mask names.
940 Remove target_float_switch code.
941 (arm_expand_prologue, thumb_expand_prologue): Check
942 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
943 * config/arm/arm.opt, config/arm/pe.opt: New files.
945 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
947 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
948 gcc_unreachable as appropriate.
949 (arc_double_limm_p, arc_setup_incoming_varargs,
950 arc_compute_function_type, arc_output_function_prologue,
951 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
952 output_shift, arc_print_operand, arc_print_operand_address,
953 arc_final_prescan_insn): Likewise.
954 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
956 2005-05-04 Geoffrey Keating <geoffk@apple.com>
958 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
963 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
964 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
965 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
966 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
967 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
968 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
969 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
970 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
972 2005-05-05 Paul Brook <paul@codesourcery.com>
974 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
975 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
976 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
977 and tree-data-ref.h with *_H variables.
979 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
981 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
983 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
985 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
987 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
989 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
991 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
993 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
994 setting of vrsave register for current function after
995 call to save_world is emitted.
997 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
999 * config/mmix/predicates.md: New file.
1000 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1001 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1002 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1003 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1004 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1006 * config/mmix/mmix.md: Include predicates.md.
1007 ("call", "call_value"): Force address to register if it isn't a
1008 mmix_symbolic_or_address_operand.
1010 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1012 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1013 the flags are of appropriate types.
1014 (num_ssa_operands): Generalize using the generic interface.
1015 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1018 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1020 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1021 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1023 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1025 * tree-outof-ssa.c (edge_leader, stmt_list,
1026 analyze_edges_for_bb): Use VEC instead of VARRAY.
1027 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1028 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1029 fini_analayze_edges_for_bb.
1031 2005-05-04 James E Wilson <wilson@specifixinc.com>
1034 * gcc.c (process_command): In the second argv scan loop, ignore
1035 Xassembler and Xpreprocessor, along with their argument.
1037 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1039 * tree-flow-inline.h, tree-ssa-operands.c,
1040 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1041 Likewise. tree-vn.c: Fix comment typos.
1042 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1044 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1046 * doc/tm.texi (Target Hooks): Document
1047 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1049 2005-05-04 Paul Brook <paul@codesourcery.com>
1051 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1053 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1055 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1056 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1059 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1060 get_expansion, expand_var_during_unrolling,
1061 insert_var_expansion_initialization,
1062 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1065 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1068 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1071 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1072 the same as INTEGER_TYPE.
1073 (fold_binary): Fold "bool_var != 0" to bool_var.
1074 Fold "bool_var == 1" to bool_var.
1076 2004-05-03 Richard Henderson <rth@redhat.com>
1079 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1080 from recog_data instead of insn_data.
1082 2005-05-03 DJ Delorie <dj@redhat.com>
1084 * common.opt (fdiagnostics-show-option): No variable is needed.
1085 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1086 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1087 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1088 Save and restore original message format. Use flag in context
1090 (warning): Don't test for enabled warnings here.
1091 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1094 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1096 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1097 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1098 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1099 * aclocal.m4: Don't include accross.m4.
1100 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1101 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1102 * configure, config.in: Regenerate.
1104 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1107 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1108 (clear_storage): Add argument.
1109 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1110 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1112 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1113 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1114 (store_expr, store_constructor): Adjust callers.
1115 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1116 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1117 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1118 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1119 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1120 with EXP. Pass EXP to expand_builtin_memmove.
1121 (expand_builtin_memset): Add ORIG_EXP argument, pass
1122 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1123 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1124 Pass EXP to expand_builtin_memset.
1125 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1127 (expand_builtin_strncmp): Likewise.
1128 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1129 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1130 (expand_builtin_fprintf): Likewise.
1131 (expand_builtin): Adjust calls to
1132 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1134 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1137 PR rtl-optimization/21239
1138 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1140 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1142 * tree-flow.h (tree_ann_common_d): Move aux to ...
1143 (stmt_ann_d): ... here.
1144 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1145 move_computations_stmt, schedule_sm): Update references to
1147 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1149 * tree-cfg.c (remove_bb): Remove a redundant call to
1151 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1154 2005-05-03 Richard Henderson <rth@redhat.com>
1156 * config/rs6000/rs6000.c: Remove conflict markers.
1158 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1160 2005-05-03 James E Wilson <wilson@specifixinc.com>
1162 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1164 2005-05-03 DJ Delorie <dj@redhat.com>
1166 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1167 decide if the warning will be printed.
1168 * calls.c (expand_call): Likewise.
1169 * function.c (init-function_start): Likewise.
1171 * common.opt (-fdiagnostics-show-option): New.
1172 * opts.c (option_enabled): Accept the option index instead of a
1173 pointer to the option descriptor.
1174 * opts.h (option_enabled): Likewise.
1175 * toplev.c (print_switch_values): Pass option index, not option
1177 * diagnostic.h (diagnostic_info): Add option_index.
1178 * diagnostic.c: Include opts.h.
1179 (diagnostic_set_info): Initialize option_index.
1180 (diagnostic_report_diagnostic): Amend option name if appropriate.
1181 (warning): Check to see if the specified warning is enabled.
1183 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1185 2005-05-03 Richard Henderson <rth@redhat.com>
1187 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1188 SPEC_OR_GEN_REGS definitions.
1190 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1193 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1194 for unavailable registers.
1196 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1198 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1200 * cfglayout.c (block_locators_blocks,
1201 insn_locators_initialize, insn_scope): Use VEC instead of
1204 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1205 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1208 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1210 * config/sparc/predicates.md (const_compl_high_operand): New.
1211 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1213 (sparc_emit_set_const64_quick1): Adjust for above change.
1214 (sparc_emit_set_const64_quick2): Likewise.
1215 (sparc_emit_set_const64_longway): Likewise.
1216 (sparc_emit_set_const64): Likewise.
1217 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1218 movdi_const64_special): Delete.
1219 (logical constant splitters): Use const_compl_high_operand.
1221 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1223 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1224 rather than STRIP_NOPS.
1226 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1228 PR rtl-optimization/21330
1229 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1231 (unswitch_single_loop): Clear cinsn when retrying.
1234 * config/i386/i386.c (legitimize_address): When canonicalizing
1235 ASHIFT into MULT, multiply by 1 << shift_count instead of
1236 1 << log2 (shift_count).
1238 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1240 * lambda-code.c (gcc_loop_to_lambda_loop,
1241 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1242 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1243 generic operand interface.
1244 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1245 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1246 generic operand interface.
1247 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1248 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1249 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1250 num_imm_uses): Use ssa_use_operand_t.
1251 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1252 get_v_must_def_ops): Delete.
1253 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1254 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1255 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1256 get_v_must_def_kill_ptr): Delete.
1257 (delink_stmt_imm_use): Move and use new operand interface.
1258 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1259 op_iter_next_tree): Use new operand implementation.
1260 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1261 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1263 (op_iter_next_mustdef, op_iter_next_maydef,
1264 op_iter_next_must_and_may_def): Delete. Replace with...
1265 (op_iter_next_maymustdef): New. Combine must and may next operations.
1266 (op_iter_init_maydef, op_iter_init_mustdef,
1267 op_iter_init_must_and_may_def): Use new interface.
1268 (single_ssa_tree_operand ): New. Process single operands only as trees.
1269 (single_ssa_use_operand): New. Process single operands only as uses.
1270 (single_ssa_def_operand): New. Process single operands only as defs.
1271 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1273 (num_ssa_operands): New. Count the number of specified operands.
1274 (compare_ssa_operands_equal): New. Compare two statements' operands.
1275 (single_phi_def): New. Return true if PHI has one def of the specified
1277 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1278 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1279 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1280 (struct stmt_ann_d): Operands field no longer require GTY().
1281 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1282 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1283 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1284 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1285 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1286 Use use_operand_p instead of ssa_imm_use_t *.
1287 * tree-pretty-print.c (dump_vops): check if operands are active before
1288 dumping virtual operands.
1289 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1290 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1291 (ccp_fold): Use new interface.
1292 (ccp_visit_stmt): Remove unused variables and code.
1293 (convert_to_gimple_builtin): Insert statements before calling
1294 mark_new_vars_to_rename.
1295 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1296 (copy_prop_visit_cond_stmt): Use generic interface.
1297 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1298 annotation in table.
1299 (thread_across_edge): Use generic interface.
1300 (initialize_hash_element): Initialzie with stmt, not annotation.
1301 (eliminate_redundant_computations): Use generic interface.
1302 (record_equivalences_from_stmt): Pass stmt, not annotation.
1303 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1305 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1306 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1307 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1308 generic operand interface.
1309 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1311 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1313 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1314 (build_defs, build_uses, build_v_may_defs, build_vuses,
1315 build_v_must_defs): Change type to struct opbuild_list_d.
1316 (ops_active): New. Operands active boolean.
1317 (operand_memory, operand_memory_index): New. Operand memory managers.
1318 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1319 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1320 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1321 Change from functions to static variable list heads.
1322 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1323 (opbuild_initialize_real): New. Initialize a virtual build list.
1324 (opbuild_free): New. Free a build list.
1325 (opbuild_num_elems): New. Number of items in a list.
1326 (opbuild_append_real): New. Add a real (tree *) operand.
1327 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1328 (opbuild_first): New. Return first element index in a list.
1329 (opbuild_next): New. Return next element in a list.
1330 (opbuild_elem_real): New. Return real element.
1331 (opbuild_elem_virtual): New. Return virtual element.
1332 (opbuild_elem_uid): New. Return UID of virtual element.
1333 (opbuild_clear): New. Reset an operand list.
1334 (opbuild_remove_elem): New. Remove an element form a list.
1335 (ssa_operands_active): New. Return true if operand cache is active.
1336 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1337 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1338 (correct_use_link): Use use_operand_p.
1339 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1340 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1341 (cleanup_v_may_defs): Use new implmentation.
1342 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1344 (append_def, append_use, append_v_may_def, append_vuse,
1345 append_v_must_def): Call opbuild_append routine instead of using varray.
1346 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1347 global parse_old_ops variable.
1348 (free_ssa_operands): New implementation.
1349 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1350 (copy_virtual_operands): Move. New generic implementation.
1351 (create_ssa_artficial_load_stmt): Move. New implementation.
1352 (swap_tree_operands): Update for new implementation.
1353 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1354 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1355 rather than a varray.
1356 (verify_imm_links): Use use_operand_p.
1357 (dump_immediate_uses_for): If the immediate use variable is a virtual
1358 variable, show the virtual ops in the stmt.
1359 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1360 (NULL_DEF_OPERAND_P): Now a #define.
1361 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1362 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1363 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1364 mustdef_optype_d): New. Use Linked list representation.
1365 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1366 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1367 (struct stmt_operands_d): Change to new pointers that are not GTY.
1368 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1369 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1370 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1371 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1372 SET_V_MUST_DEF_KILL): Delete.
1373 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1374 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1375 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1376 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1377 (enum ssa_op_iter_type): Operand iterator typechecking values.
1378 (struct ssa_operand_iterator_d): Use linked lists of operands.
1379 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1380 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1381 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1382 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1383 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1384 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1385 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1386 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1387 * tree-ssa-opfinalize.h: New. Function templates for expansion.
1388 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1389 alloc_vuse, and alloc_mustdef.
1390 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
1391 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1392 and finalize_ssa_v_must_def_ops.
1393 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1394 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1396 (compute_avail): Use generic iterator interface.
1397 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1398 (stmt_makes_single_load, stmt_makes_single_store): Use
1400 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1401 (statement_sink_location): Use generic interface.
1402 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
1403 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
1404 reset the immediate use link nodes.
1405 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1406 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1407 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1408 (eliminate_tail_call): Use generic operand interface.
1409 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1410 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
1412 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
1414 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1415 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1417 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
1418 Use statement pointer instead of vuse_optype. Use generic interface.
1419 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1420 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1421 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1422 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1423 * doc/tree-ssa.texi: Update documentation for operand interface.
1425 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
1427 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1428 gcc_unreachable as appropriate.
1429 (machopic_function_base_name, machopic_indirect_data_reference,
1430 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1431 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1432 * config/rs6000/altivec.md (*mov<mode>_internal,
1433 build_vector_mask_for_load): Likewise.
1434 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1435 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1436 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1437 * config/rs6000/predicates.md (easy_fp_constant,
1438 logical_operand): Likewise.
1439 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1440 compute_save_world_info, rs6000_emit_prologue,
1441 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1442 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1445 2005-05-03 Uros Bizjak <uros@kss-loka.si>
1448 * convert.c (convert_to_integer): Convert ceil and floor in
1451 2005-04-29 Geoffrey Keating <geoffk@apple.com>
1454 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1455 define_insn_and_split. Split only when memory operand is
1456 offsettable. Use adjust_address rather than plus_constant.
1457 (floatunssidf2_internal): Likewise.
1458 (fix_truncdfsi2_internal): Split only when memory operand is
1459 offsettable. Use adjust_address rather than plus_constant.
1460 (fix_trunctfsi2_internal): Likewise.
1461 (floatsidf2_internal): Likewise.
1463 2005-05-02 Diego Novillo <dnovillo@redhat.com>
1465 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1466 (set_value_range_to_null): Likewise.
1467 (set_value_range_to_varying): New function. Use it in all
1468 call sites that used to call set_value_range (vr, VR_VARYING, ...).
1469 (extract_range_from_assert): If the integral type has a
1470 super-type, and LIMIT is not within MIN and MAX values of that
1471 type, set the resulting range to VR_VARYING.
1473 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
1475 * config/mmix/mmix.opt: New file.
1476 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1477 (mmix_cc1_ignored_option): Don't declare.
1478 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1479 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1480 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1481 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1482 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1483 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1484 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1485 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1487 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1488 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1489 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1491 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
1494 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1495 * c-decl.c (current_function_prototype_built_in,
1496 current_function_prototype_arg_types): New.
1497 (merge_decls): Keep source location of prototype followed by
1498 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
1499 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1500 (start_function): Always set current_function_prototype_locus,
1501 current_function_prototype_built_in and
1502 current_function_prototype_arg_types. Check for external
1503 prototype whether or not visible for external function and set
1504 current_function_prototype_arg_types accordingly.
1505 (store_parm_decls_oldstyle): Use
1506 current_function_prototype_arg_types for checking old-style
1507 definition against prototype. Give warnings only if
1508 current_function_prototype_built_in).
1510 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1512 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1513 (ggc_alloc_zone_stat): Don't define.
1514 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1515 ggc_alloc_zone_pass_stat.
1516 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1517 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1518 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1520 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1522 * calls.c (expand_call): Handle current_function_pretend_args_size
1523 when checking for sibcalls.
1525 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1527 PR tree-optimization/21294
1528 * tree-vrp.c (vrp_expr_computes_nonzero): New.
1529 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1531 2005-05-02 Janis Johnson <janis187@us.ibm.com>
1534 * gcov-io.h: Declare gcov external functions hidden.
1536 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1538 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1539 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1540 Use VEC instead of VARRAY.
1543 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1546 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
1548 * c-common.c (resolve_overloaded_builtin): Forward to target
1549 hook for BUILT_IN_MD built-ins.
1550 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1551 for all types of built-in.
1552 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
1553 in the definition of the target hooks struct.
1554 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1555 * config/rs6000/altivec.h: Rewritten.
1556 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1557 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1558 rs6000_builtin_type, rs6000_builtin_type_compatible,
1559 altivec_overloaded_builtins, rs6000_builtin_type,
1560 rs6000_builtin_type_compatible): New.
1561 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1563 (def_builtin): Turn into a function. Check for duplicates and store
1564 the builtin into rs6000_builtin_decls.
1565 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1566 bdesc_1arg): Add overloaded builtins.
1567 (altivec_expand_builtin): Check for unresolved overloaded builtins,
1568 do not support ALTIVEC_COMPILETIME_ERROR.
1569 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1570 nodes to represent front-end types.
1571 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1572 with opaque arguments and/or return values.
1573 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1574 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1575 (rs6000_builtin_type_index): New.
1576 (is_ev64_opaque_type): Rename to...
1577 (rs6000_is_opaque_type): ... this.
1578 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1581 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1583 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1586 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
1587 Bernd Schmidt <bernd.schmidt@analog.com>
1589 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1590 print_address_operand, print_operand, legitimize_pic_address,
1591 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1592 output_pop_multiple): Use gcc_assert or gcc_unreachable as
1594 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1596 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
1598 * doc/passes.texi: Document vectorization pass.
1600 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1602 * tree-scalar-evolution.c (get_exit_conditions_rec,
1603 select_loops_exit_conditions,
1604 number_of_iterations_for_all_loops,
1605 analyze_scalar_evolution_for_all_loop_phi_nodes,
1606 scev_analysis): Use VEC instead of VARRAY.
1608 2005-05-02 Michael Matz <matz@suse.de>
1611 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1612 (warn_strict_null_sentinel): Define.
1613 (check_function_sentinel): Check for null_node as valid sentinel too.
1614 * c-common.h (c_tree_index): Added CTI_NULL.
1615 (null_node) Define global_tree[CTI_NULL].
1616 (warn_strict_null_sentinel): Declare.
1617 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1618 * c.opt: (Wstrict-null-sentinel): New C++ option.
1619 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1621 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1623 * gimplify.c (gimplify_compound_lval): Use VEC instead of
1626 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1628 * dwarf2out.c (decl_scope_table, push_decl_scope,
1629 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1632 2005-05-01 Mark Mitchell <mark@codesourcery.com>
1635 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1637 * doc/cpp.texi (__DEPRECATED): Document.
1638 (__EXCEPTIONS): Likewise.
1639 (__GXX_WEAK__): Likewise.
1641 * function.c (INVOKE__main): Do not define.
1642 (expand_main_function): Check HAS_INIT_SECTION when determining
1643 whether or not to call __main.
1645 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1647 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1649 2005-01-05 Paul Brook <paul@codesourcery.com>
1651 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1652 (INITIALIZE_TRAMPOLINE): Use it.
1653 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1654 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1655 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1657 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
1659 * doc/install.texi (Specific): Omit dots in the @anchors names
1660 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1661 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1663 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1665 PR tree-optimization/18316
1666 PR tree-optimization/19126
1667 * tree.c (build_int_cst_type): Avoid shift by size of type.
1668 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1670 * tree-scalar-evolution.h (simple_iv): Declaration changed.
1671 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1673 (dump_cand): Dump depends_on information.
1674 (determine_biv_step): Add argument to simple_iv call.
1675 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1676 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1678 (add_candidate_1): Record depends_on for candidates.
1679 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1680 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1681 Handle ivs with nonconstant step.
1682 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1683 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1684 (create_new_iv): Unshare the step before passing it to create_iv.
1685 (free_loop_data): Free cand->depends_on.
1686 (build_addr_strip_iref): New function.
1687 (find_interesting_uses_address): Use build_addr_strip_iref.
1688 (strip_offset_1): Split the recursive part from strip_offset.
1689 Strip constant offset component_refs and array_refs.
1690 (strip_offset): Split the recursive part to strip_offset_1.
1691 (add_address_candidates): Removed.
1692 (add_derived_ivs_candidates): Do not use add_address_candidates.
1693 (add_iv_value_candidates): Add candidates with stripped constant
1694 offset. Consider all candidates with initial value 0 important.
1695 (struct affine_tree_combination): New.
1696 (aff_combination_const, aff_combination_elt, aff_combination_scale,
1697 aff_combination_add_elt, aff_combination_add,
1698 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1699 fold_affine_sum): New functions.
1700 (get_computation_at): Use fold_affine_sum.
1701 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1702 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1705 2005-04-30 Michael Matz <matz@suse.de>
1707 * config/i386/i386.md (movmemsi): Also active when
1708 TARGET_INLINE_ALL_STRINGOPS.
1710 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
1713 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1715 2005-04-30 Paul Brook <paul@codesourcery.com>
1717 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1719 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1720 * config/arm/ieee754-sf.S: Ditto.
1721 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1722 (FUNC_ALIAS): Use .thumb_set for thumb routines.
1724 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1726 * tree-ssanames.c: Fix a comment typo.
1727 * doc/options.texi: Fix a typo.
1729 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
1731 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1732 gcc_unreachable as appropriate.
1733 (split_adds_subs, cond_string, print_operand,
1734 h8300_initial_elimination_offset, h8300_classify_operand,
1735 h8300_unary_length, h8300_short_immediate_length,
1736 h8300_bitfield_length, h8300_binary_length,
1737 h8300_insn_length_from_table, compute_mov_length, output_plussi,
1738 compute_plussi_length, compute_plussi_cc, output_logical_op,
1739 compute_logical_op_length, compute_logical_op_cc,
1740 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1741 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1742 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1743 h8300_regs_ok_for_stm): Likewise.
1744 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1745 monitor_prologue): Likewise.
1747 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1749 * loop-invariant.c (invariants, create_new_invariant,
1750 get_inv_cost, best_gain_for_invariant,
1751 find_invariants_to_move, move_invariants,
1752 init_inv_motion_data, free_inv_motion_data): Use VEC instead
1755 2005-04-29 Richard Henderson <rth@redhat.com>
1757 * function.c (instantiate_decls): Remove valid_only argument.
1758 (instantiate_decls_1, instantiate_decl): Likewise.
1759 (instantiate_virtual_regs_1): Delete.
1760 (instantiate_virtual_regs_lossage): Delete.
1761 (instantiate_virtual_regs_in_rtx): New.
1762 (safe_insn_predicate): New.
1763 (instantiate_virtual_regs_in_insn): New.
1764 (instantiate_virtual_regs): Update to match all that. Only run
1765 instantiate_decls once.
1767 2005-04-29 Richard Henderson <rth@redhat.com>
1768 Daniel Jacobowitz <dan@codesourcery.com>
1770 * gengtype.c (write_func_for_structure): Split out ...
1771 (output_type_enum): ... new function. Fix thinko accessing
1772 TYPE_PARAM_STRUCT data.
1774 2005-04-29 Tom Tromey <tromey@redhat.com>
1776 * tree.c (build_block): Removed unused 'tags' argument.
1777 * tree.h (build_block): Removed argument.
1779 2005-04-29 Michael Matz <matz@suse.de>
1781 PR rtl-optimization/21144
1782 * postreload.c (reload_cse_move2add): Check for VOIDmode.
1784 2005-04-29 Bob Wilson <bob.wilson@acm.org>
1786 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1787 flag_reorder_blocks.
1789 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1791 PR tree-optimization/21030
1792 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1793 ranges where VR->MAX is smaller than VR->MIN.
1795 2005-04-29 Devang Patel <dpatel@apple.com>
1797 PR tree-optimization/21272
1798 PR tree-optimization/21266
1799 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1801 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
1803 * tree-flow-inline.h: Fix a comment typo.
1804 * doc/tree-ssa.texi: Fix a typo.
1806 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1808 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1810 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1811 gcc_unreachable as appropriate.
1812 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1813 fr30_print_operand, fr30_move_double): Likewise.
1814 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1816 2005-04-29 Mark Mitchell <mark@codesourcery.com>
1818 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1819 definition has already been provided.
1820 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1821 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1822 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1824 2005-04-29 Jim Tison <jtison@us.ibm.com>
1826 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1827 trace hooks calls to improve performance.
1829 2005-04-29 Julian Brown <julian@codesourcery.com>
1830 Mark Mitchell <mark@codesourcery.com>
1831 Paul Brook <paul@codesourcery.com>
1833 * crtstuff.c: Handle targets that use .init_array.
1834 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1835 that INVOKE__main is set correctly.
1836 (expand_main_function): Test INVOKE__main.
1837 * libgcc2.c: Do not define __main when using .init_array.
1838 * config/arm/arm.c (arm_elf_asm_constructor): New function.
1839 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1841 (DTORS_SECTION_ASM_OP): Likewise.
1842 (CTOR_LIST_BEGIN): Define specially when in libgcc.
1843 (CTOR_LIST_END): Likewise.
1844 (DTOR_LIST_BEGIN): Likewise.
1845 (DTOR_LIST_END): Likewise.
1846 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1847 (FINI_SECTION_ASM_OP): Likewise.
1848 (INIT_ARRAY_SECTION_ASM_OP): Define.
1849 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1850 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1851 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1852 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1853 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1855 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1857 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1858 gcc_assert and gcc_unreachable as appropriate.
1859 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1860 const_int_cost, output_move_const_into_data_reg,
1861 output_move_qimode, output_move_double, find_addr_reg,
1862 print_operand, print_operand_address): Likewise.
1863 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1864 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1865 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1866 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1867 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1868 conditional_trap): Likewise.
1869 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1871 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1873 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1874 gcc_unreachable as appropriate.
1875 (gen_conditional_move, xtensa_split_operand_pair,
1876 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1877 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1878 xtensa_copy_incoming_a7, xtensa_output_literal,
1879 xtensa_output_literal, xtensa_output_literal): Likewise.
1880 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1881 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1882 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1883 movsicc_internal1, movsfcc_internal0,
1884 movsfcc_internal1): Likewise.
1886 2005-04-28 James E Wilson <wilson@specifixinc.com>
1888 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1889 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1891 2005-04-28 DJ Delorie <dj@redhat.com>
1893 * opt-functions.awk (var_set): Emit proper initializer for
1894 non-target bitfields.
1896 2005-04-28 Devang Patel <dpatel@apple.com>
1898 * dbxout.c (have_used_extensions): Remove.
1899 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1900 have_used_extensions.
1902 2005-04-28 James E Wilson <wilson@specifixinc.com>
1904 * doc/install.texi: Update -enable-languages info. Correct path to
1907 2005-04-28 DJ Delorie <dj@redhat.com>
1909 * optc-gen.awk (END): Make sure no variable is defined more
1911 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1912 Allow for bitfield variables other than target_flags.
1913 * doc/options.text (Mask): Document that you may specify a
1914 variable other than target_flags.
1916 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1918 PR rtl-optimization/18877
1919 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1920 number in val.start.
1922 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1925 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1927 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1928 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1929 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1931 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1933 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1934 creating pseudos when the base offset is too large.
1936 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1938 * global.c (earlyclobber_regclass): Change the type to
1940 (check_earlyclobber): Update uses of earlyclobber_regclass.
1941 (mark_reg_use_for_earlyclobber): Likewise.
1942 (calculate_local_reg_bb_info): Allocate and free
1943 earlyclobber_regclass using the VEC API.
1945 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1947 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1950 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1952 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1955 * config.gcc: Obsolete c4x-* and tic4x-*.
1957 * tree.h (edge_def): Remove.
1959 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1960 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1961 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1962 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1965 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1966 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1967 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1968 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1969 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1970 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1971 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1972 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1973 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1974 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1975 config/i386/cygming.h, config/i386/djgpp.h,
1976 config/i386/lynx.h, config/i386/netware.c,
1977 config/i386/winnt.c, config/ia64/ia64-c.c,
1978 config/iq2000/iq2000.c, config/m32r/little.h,
1979 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1980 config/m68k/m68k.md, config/mcore/mcore.c,
1981 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1982 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1983 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1984 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1985 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1986 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1987 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1988 config/s390/2064.md, config/s390/2084.md,
1989 config/s390/s390-modes.def, config/s390/s390-protos.h,
1990 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1991 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1992 config/vax/vax.c, config/vax/vax.h,
1993 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1996 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1998 * c-typeck.c (build_compound_expr): Correct logic in last change.
2000 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2002 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2003 parameters. Replace conditional move code with assert checking for
2004 ar.lc. Delete obsolete comments.
2005 (set_src_needs_barrier): Delete cond parameter, and code using it.
2006 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2007 assert checking for PR_REGS. Fix calls to update_set_flags and
2008 set_src_needs_barrier.
2009 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2010 callers. Rewrite explanatory comment before the function.
2011 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2014 2005-04-27 Mike Stump <mrs@apple.com>
2016 * doc/cpp.texi: gcc now implements universal character names.
2018 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2021 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2022 being a compound expression whose right-hand side is cast to void.
2024 2005-04-27 Caroline Tice <ctice@apple.com>
2026 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2027 Remove targetm.have_named_sections test.
2028 (fix_edges_for_rarely_executed_code): Likewise.
2029 (insert_section_boundary_note): Likewise.
2030 (reorder_basic_blocks): Check partitioning flag before calling
2031 verify_hot_cold_block_grouping.
2032 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2033 the function struct rather than global variables.
2034 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2035 (COLD_END_LABEL): Likewise
2036 (cold_text_section_label): New static global variable.
2037 (cold_end_label): Likewise.
2038 (dwarf2out_switch_text_section): Get hot/cold section labels from
2039 the function struct rather than global variables; test to make sure
2041 (output_aranges): Use cold_text_section_label and cold_end_label;
2042 check partitioning flag before putting out delta.
2043 (output_ranges): Remove incorrect code attempting to use
2045 (output_line_info): Get cold section label from function struct; test
2046 to make sure cfun is defined.
2047 (add_location_or_const_value_attribute): Likewise.
2048 (dwarf2out_var_location): Likewise.
2049 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2050 write out cold_text_section_label if partition flag is set.
2051 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2052 * function.h (struct function): Add new fields to point to hot/cold
2053 section labels: hot_section_label, cold_section_label,
2054 hot_section_end_label and cold_section_end_label; also add new field
2055 for cold text section name, unlikely_text_section_name.
2056 * opts.c (decode_options): Turn off partitioning flag if
2057 !targetm.have_named_sections.
2058 * output.h (hot_section_label): Remove.
2059 (hot_section_end_label): Remove.
2060 (cold_section_end_label): Remove.
2061 (unlikely_section_label): Remove.
2062 (unlikely_text_section_name): Remove.
2063 * passes.c (rest_of_handle_final): Remove extra blank line.
2064 * varasm.c (unlikely_section_label): Remove.
2065 (hot_section_label): Remove.
2066 (hot_section_end_label): Remove.
2067 (cold_section_end_label): Remove.
2068 (unlikely_text_section_name): Remove.
2069 (initialize_cold_section_name): Modify to call
2070 targetm.strip_name_encoding; to store cold section name in current
2071 function struct, if it exists; and to only use the decl_section_name
2072 if flag_named_sections is true.
2073 (unlikely_text_section): Modify to get section name out of current
2074 function struct, if there is one; otherwise build it from
2075 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2076 (in_unlikely_text_section): Likewise.
2077 (named_section): Modify to get/put cold section name in current function
2078 struct, if there is one.
2079 (function_section): Change 'bool unlikely' to 'int reloc'; check
2080 targetm.have_named_sections before calling named_section.
2081 (current_function_section): Likewise.
2082 (assemble_start_function): Modify to get/put unlikely_text_section_name
2083 in current function struct; modify to get hot/cold section labels
2084 from function struct; initialize labels using
2085 ASM_GENERATE_INTERNAL_LABEL;
2086 test partitioning flag before writing out hot section label.
2087 (assemble_end_function): Test partitioning flag before writing out
2088 hot/cold section labels.
2089 (default_section_type_flags_1): Get cold text section name from
2090 function struct if there is one; Set flags correctly for
2091 cold text section if there is not a current function struct.
2093 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2095 * tree-ssa-propagate.c (set_rhs): Revert last change.
2097 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2099 * explow.c (convert_memory_address): Add gcc_assert.
2101 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2103 * configure.ac: Check for ld --sysroot support.
2104 * gcc.c: Document %R specifier for specs.
2105 (SYSROOT_SPEC): New macro.
2106 (sysroot_spec): New variable.
2107 (static_specs): Add sysroot_spec.
2108 (main): Pass the sysroot spec to the linker if appropriate.
2109 * configure: Regenerated.
2110 * config.in: Likewise.
2112 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2114 * fold-const.c (fold_binary): Use build_fold_addr_expr
2115 for address calculation and INDIRECT_REF handling.
2117 2005-04-27 Andrew Haley <aph@redhat.com>
2119 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2121 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2123 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2124 pointer when thumb backtracing is on.
2126 * config/fp-bit.c (abort): Revert change.
2128 2005-04-27 Ian Lance Taylor <ian@airs.com>
2130 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2132 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2134 * tree-ssa-dce.c: Fix a comment typo.
2136 2005-04-27 David S. Miller <davem@davemloft.net>
2138 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2139 Kill setjmpless_size. current_function_calls_setjmp is completely
2140 computed when we are called, so just use the optimized size value
2141 instead of using REG_SAVE_AREA notes.
2142 (optimize_save_area_alloca): Delete....
2143 * rtl.h (optimize_save_area_alloca): Likewise...
2144 * passes.c (rest_of_compilation): and don't call it any more.
2145 * reg-notes.def (SAVE_AREA): Delete.
2147 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2149 * config/fp-bit.c (abort): Add noreturn attribute.
2151 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2152 gcc_unreachable as appropriate.
2153 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2154 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2155 ASM_OUTPUT_REG_POP): Likewise.
2157 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2159 * tree-complex.c (expand_vector_operations_1): Do not build
2160 VIEW_CONVERT_EXPR's for the lhs.
2162 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2164 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2165 unnecessary noncanonical RTL handling.
2166 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2167 gcc_assert and gcc_unreachable.
2169 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2170 gcc_unreachable as appropriate.
2171 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2172 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2173 use_return_insn, const_ok_for_op, arm_gen_constant,
2174 arm_canonicalize_comparison, legitimize_pic_address,
2175 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2176 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2177 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2178 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2179 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2180 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2181 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2182 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2183 output_call, output_mov_long_double_fpa_from_arm,
2184 output_mov_long_double_arm_from_fpa,
2185 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2186 output_move_double, arithmetic_instr, shift_op, int_log2,
2187 output_return_instruction, arm_output_function_prologue,
2188 arm_output_epilogue, arm_output_function_epilogue,
2189 emit_multi_reg_push, arm_get_frame_offsets,
2190 arm_compute_initial_elimination_offset, arm_expand_prologue,
2191 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2192 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2193 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2194 thumb_compute_initial_elimination_offset,
2195 thumb_output_function_prologue, thumb_load_double_from_address,
2196 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2197 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2198 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2199 * config/arm/arm.md (thumb_extendhisi2,
2200 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2201 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2202 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2203 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2204 * config/arm/cirrus.md (*cirrus_arm_movdi,
2205 *cirrus_movdf_hard_insn): Likewise.
2206 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2208 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2210 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2211 (num_ssa_names): Use VEC_length.
2212 (ssa_names): Use VEC_index.
2213 * tree-ssanames.c (ssa_names): Change the type to
2215 (init_ssanames, fini_ssa_names, make_ssanames,
2216 release_ssa_name): Update uses of ssa_names.
2218 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2219 Use fold_buildN instead of fold (buildN (...)).
2221 2005-04-27 Devang Patel <dpatel@apple.com>
2223 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2225 2005-04-27 Matt Thomas <matt@3am-software.com>
2226 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2228 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2229 (vax_output_mi_thunk): Ditto.
2230 (vax_notice_cc_update): Ditto.
2231 (INDEX_REGISTER_P): Add trailing \.
2232 (BASE_REGISTER_P): Add trailing \.
2233 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2235 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2237 * tree-ssa-propagate.c (set_rhs): Check operand of
2238 ADDR_EXPR for gimpliness, too.
2240 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2242 * tree-ssa-pre.c: Fix a comment typo.
2244 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2246 PR tree-optimization/21171
2247 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2248 record address uses if the reference is volatile.
2250 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2252 * tree-complex.c (expand_vector_operation): New, extracted from
2253 expand_vector_operations_1.
2254 (tree_vec_extract): Build a NOP_EXPR.
2255 (expand_vec_parallel): Do not care about returning the correct type.
2256 (expand_vector_operations_1): Call expand_vector_operation.
2257 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2259 * tree-complex.c (gate_expand_vector_operations): New.
2260 (pass_lower_vector_ssa): Use it.
2261 * tree-optimize.c (init_tree_optimization_passes): Include
2262 pass_lower_vector_ssa.
2263 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2264 (vectorizable_operation): Use it.
2265 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2266 integer modes for the vector type.
2268 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2269 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2270 Do not cope with UNITS_PER_SIMD_WORD == 0.
2271 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2272 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2273 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2274 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2275 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2276 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2277 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2279 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2280 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2281 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2283 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2284 (UNITS_PER_SIMD_WORD): New.
2286 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2288 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2289 gcc_unreachable as appropriate.
2290 (ia64_expand_load_address, ia64_expand_tls_address,
2291 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2292 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2293 next_scratch_gr_reg, ia64_initial_elimination_offset,
2294 ia64_expand_prologue, ia64_expand_epilogue,
2295 ia64_output_dwarf_dtprel, ia64_print_operand,
2296 ia64_register_move_cost, first_instruction, rws_access_regno,
2297 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2298 ia64_sched_init, ia64_variable_issue,
2299 ia64_first_cycle_multipass_dfs_lookahead_guard,
2300 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2301 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2302 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2303 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2304 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2305 * config/ia64/predicates.md (got_symbolic_operand,
2306 sdata_symbolic_operand): Likewise.
2307 * config/ia64/vect.md (vcondv2sf): Likewise.
2309 2005-04-27 Matt Thomas <matt@3am-software.com>
2311 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2312 CONSTANT_ADDRESS_P in config/vax/vax.h
2313 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2314 (INDEX_REGISTER_P): New.
2315 (BASE_REGISTER_P): New.
2316 (indirectable_constant_address_p): New. Adapted from
2317 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2318 (indirectable_address_p): New. Adapted from
2319 INDIRECTABLE_ADDRESS_P in vax.h.
2320 (nonindexed_address_p): New. Adapted from
2321 GO_IF_NONINDEXED_ADDRESS in vax.h.
2322 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2323 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2324 (legitimate_address_p): New. Adapted from
2325 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2326 (vax_mode_dependent_address_p): New. Adapted from
2327 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2328 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2329 legitimate_constant_address_p.
2330 (CONSTANT_P): Use legitimate_constant_p.
2331 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2332 (INDIRECTABLE_ADDRESS_P): Removed.
2333 (GO_IF_NONINDEXED_ADDRESS): Removed.
2334 (INDEX_TEMP_P): Removed.
2335 (GO_IF_REG_PLUS_INDEX): Removed.
2336 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2337 definitions, depending on whether REG_OK_STRICT is defined.
2338 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2339 Two definitions, depending on whether REG_OK_STRICT is defined.
2340 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2342 (legitimate_constant_p): Prototype added.
2343 (legitimate_address_p): Prototype added.
2344 (vax_mode_dependent_address_p): Prototype added.
2346 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2348 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2350 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2353 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2356 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2359 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2360 assertion failures, if __gcc_host_wide_int__ is not properly
2362 (init_dynamic_diag_info): Give errors, not assertion failures, if
2363 location_t, tree or __gcc_host_wide_int__ are not properly
2366 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2368 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2369 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2370 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2371 prepare_decl_rtl, free_loop_data,
2372 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2375 * tree.h (tree_phi_node): Add a comment about the order of PHI
2378 2005-04-26 Paul Brook <paul@codesourcery.com>
2380 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2382 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2384 * config/mips.mips.c (mips_legitimize_tls_address): Use
2387 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2388 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2389 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2391 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2394 2005-04-26 Jeff Law <law@redhat.com>
2396 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2397 (op_iter_init_must_and_may_def): Likewise.
2398 (unmodifiable_var_p): Move to a later point in the file.
2399 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2400 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2401 (dse_record_phis): Directly check for virtual operands rather than
2402 using need_imm_uses_for.
2403 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
2404 store has multiple V_{MAY,MUST}_DEF operands.
2406 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
2408 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2411 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2413 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2414 call to find_edge outside a loop to go through a PHI chain.
2416 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
2418 PR tree-optimization/17598
2419 * fold-const.c (fold_binary): Fold comparisons of addresses
2420 of COMPONENT_REFs which reference the same field to
2421 comparisons of the addresses of the base objects.
2423 2005-04-26 Julian Brown <julian@codesourcery.com>
2425 * config/arm/arm.c (arm_return_in_msb): New function.
2426 (arm_must_pass_in_stack): New function.
2427 (TARGET_RETURN_IN_MSB): Define target hook.
2428 (TARGET_MUST_PASS_IN_STACK): Define target hook.
2429 (arm_function_value): Pad small aggregate return.
2430 (arm_pad_arg_upward): New function.
2431 (arm_pad_reg_upward): New function.
2432 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2433 (FUNCTION_ARG_PADDING): Define macro.
2434 (BLOCK_REG_PADDING): Define macro.
2435 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2436 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2437 (arm_pad_reg_upward): Declare function.
2439 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2441 * basic-block.h (ei_cond): New.
2442 (FOR_EACH_EDGE): Call ei_cond.
2444 PR tree-optimization/21047
2445 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2446 (fold): Don't handle ASSERT_EXPR.
2448 2005-04-25 Roger Sayle <roger@eyesopen.com>
2450 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2451 all writes to any stack register as a read/write dependency on
2453 (sched_analyze_2): Likewise, for reads from any stack register.
2455 2005-04-25 Richard Henderson <rth@redhat.com>
2457 * final.c (output_addr_const): Revert 2005-04-09 change.
2459 2005-04-25 Mike Stump <mrs@apple.com>
2461 * config/darwin.c (darwin_encode_section_info): Always set
2462 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2464 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2466 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2467 gensupport.c, protoize.c, toplev.c: Replace calls to
2468 `unlock_stream' with `unlock_std_streams'.
2470 2005-04-25 Devang Patel <dpatel@apple.com>
2472 * dbxout.c (dbxout_type): Emit attribute vector.
2474 2005-04-05 Paul Brook <paul@codesourcery.com>
2476 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2477 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2478 * config/arm/arm.c (arm_cxx_atexit_name): New function.
2479 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2480 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2481 (register_dtor_fn): Likewise.
2482 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2484 2005-04-25 Ian Lance Taylor <ian@airs.com>
2486 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2487 * c-common.h (EXPR_STMT_EXPR): Don't define.
2488 (c_common_stmt_codes): Don't define.
2489 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2490 * c-gimplify.c (gimplify_expr_stmt): Remove.
2491 (c_gimplify_expr): Remove EXPR_STMT case.
2492 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2493 to INIT_STATEMENT_CODES.
2494 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2496 2005-04-25 Jan Hubicka <jh@suse.cz>
2498 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2500 * except.c: Include diagnostic.h
2501 (dump_eh_tree, verify_eh_tree): New functions.
2502 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2503 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2504 (dump_function_to_file): dump eh tree.
2505 * tree-eh.c (mark_eh_edge): New function.
2506 (mark_eh_edge_found_error): New static variable.
2507 (verify_eh_edges): New function.
2509 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
2511 * tree-ssa-alias.c (fieldoff_t): Remove.
2512 (fieldoff_s): typedef the structure itself. Create a vector of
2514 (push_fields_onto_fieldstack): Return count of fields pushed.
2515 Remove peeling of first field. Adjust.
2516 (fieldoff_compare): Adjust.
2517 (create_overlap_variables_for): Adjust.
2519 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2521 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2523 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2526 * doc/install.texi: Document correct assembler and linker to use
2527 on i?86-*-solaris2.10.
2529 2005-04-25 Steven Bosscher <stevenb@suse.de>
2531 Fix PR tree-optimization/21173
2533 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2534 Unshare expression we pass to force_gimple_operand.
2536 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
2537 Stephen Clarke <stevec@superh.com>
2538 Roger Sayle <roger@eyesopen.com>
2540 PR rtl-optimization/20413
2541 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2542 VOIDmode for LABEL_REF.
2543 * final.c (shorten_branches): Likewise.
2544 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2545 * loop.c (reg_dead_after_loop): Likewise.
2546 * varasm.c (decode_addr_const): Likewise.
2547 * doc/rtl.texi: Document mode requirement for LABEL_REF.
2549 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2551 * config.gcc (avr-*-*): Remove redundant "case".
2553 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
2555 * tree-vect-analyze.c (vect_mark_relevant): Take
2556 VEC(tree,heap) instead of varray_type as an argument.
2557 (vect_mark_stmts_to_be_vectorized): Change the type of
2558 worklist to VEC(tree,heap). Adjust uses of worklist.
2560 2005-04-24 Devang Patel <dpatel@apple.com>
2562 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2564 2005-04-24 Ian Lance Taylor <ian@airs.com>
2566 * c-semantics.c (build_stmt): Remove test of specific tree codes
2567 for TREE_SIDE_EFFECTS handling.
2569 2005-04-24 Per Bothner <per@bothner.com>
2571 * c-opts.c (finish_options): Make the line-number of the <built-in>
2572 location 0, as assumed elsewhere, rather than 1.
2574 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2576 * tree-ssa-uncprop.c (equiv_stack): Change the type o
2578 (tree_ssa_uncprop, uncprop_finalize_block,
2579 uncprop_initialize_block): Update uses of equiv_stack.
2581 2005-04-24 Richard Henderson <rth@redhat.com>
2584 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2585 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2587 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2588 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2589 <DIV, MOD>: Likewise.
2591 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2593 * collect2.c (main): Unlock the stdio streams.
2594 * gcc.c (main): Likewise.
2595 * gcov-dump.c (main): Likewise.
2596 * gcov.c (main): Likewise.
2597 * gen-protos.c (main): Likewise.
2598 * gensupport.c (init_md_reader_args_cb): Likewise.
2599 * protoize.c (main): Likewise.
2600 * toplev.c (general_init): Likewise.
2602 2005-04-24 Jakub Jelinek <jakub@redhat.com>
2605 * cgraph.h (cgraph_local_info): Add vtable_method field.
2606 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2607 and node is vtable_method, finalized and not reachable, don't do
2610 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2612 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2614 * tree-ssa-pre.c (create_value_expr_from): Use
2615 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2616 * tree-ssa-propagate.c (stmt_makes_single_load,
2617 stmt_makes_single_store): Use REFERENCE_CLASS_P.
2618 * tree-vect-transform.c (vect_is_simple_cond): Use
2620 * tree-vrp.c (extract_range_from_assert,
2621 build_assert_expr_for, fp_predicate, has_assert_expr): Use
2624 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2625 of tpa_to_clear to VEC(int,heap). Update uses of
2626 tpa_to_clear. Free tpa_to_clear at the end.
2628 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
2630 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2633 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
2635 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2636 and gcc_unreachable as appropriate.
2637 (num_insns_constant, output_vec_const_move,
2638 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2639 rs6000_emit_set_const, rs6000_emit_move,
2640 spe_build_register_parallel, function_arg,
2641 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2642 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2643 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2644 rs6000_common_init_builtins, expand_block_clear,
2645 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2646 extract_ME, rs6000_get_some_local_dynamic_name,
2647 rs6000_output_function_entry, print_operand,
2648 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2649 output_cbranch, output_e500_flip_gt_bit,
2650 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2651 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2652 compute_save_world_info, rs6000_stack_info,
2653 rs6000_emit_load_toc_table, rs6000_frame_related,
2654 spe_synthesize_frame_save, rs6000_emit_epilogue,
2655 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2656 output_function_profiler, rs6000_trampoline_size,
2657 rs6000_initialize_trampoline, find_addr_reg,
2658 rs6000_machopic_legitimize_pic_address,
2659 rs6000_initial_elimination_offset,
2660 rs6000_dbx_register_number): Likewise.
2661 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2662 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2663 *movti_power, *movti_string, call, call_value, sibcall,
2664 sibcall_value): Likewise.
2665 * config/rs6000/spe.md (*movdf_e500_double,
2666 *movv2si_internal): Likewise.
2667 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2670 2005-04-24 Richard Henderson <rth@redhat.com>
2673 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2674 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2675 Deny modes smaller than 4 bytes.
2676 * config/i386/i386-protos.h: Update.
2678 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
2680 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2681 Switch h8300-*-rtems* to ELF.
2683 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2685 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2687 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2689 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2691 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
2694 * fold-const.c: Fold &a[i]-&a[j] to i-j.
2696 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2698 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2699 definitions of ssa names in condition. Split recusive part to ...
2700 (tree_simplify_using_condition_1): New function.
2701 (expand_simple_operations): New function.
2703 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2705 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2706 (find_interesting_uses_cond): Do not use integer_zerop and
2707 integer_nonzerop to check for integer constants.
2708 (set_use_iv_cost): Record the value field.
2709 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2710 determine_use_iv_cost_outer): Set the value field of the cost pair.
2711 (may_eliminate_iv): Do not return the comparison code.
2712 (iv_elimination_compare): New function.
2713 (determine_use_iv_cost_condition): Set the value field. Record
2714 noneliminable invariants correctly.
2715 (rewrite_use_compare, rewrite_use_outer): Use the value field.
2717 2005-04-23 DJ Delorie <dj@redhat.com>
2719 * diagnostic.c (warning): Accept parameter to classify warning option.
2720 (warning0): New, for when a pointer to an error() like function is needed.
2721 * errors.c (warning): Likewise.
2722 * errors.h (warning, warning0): Adjust prototypes.
2723 * toplev.h (warning, warning0): Likewise.
2725 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2726 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2727 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2728 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2729 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2730 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2731 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2732 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2734 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2735 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2736 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2737 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2738 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2739 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2740 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2741 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2742 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2743 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2744 config/rs6000/aix52.h, config/rs6000/darwin.h,
2745 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2746 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2747 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2748 config/stormy16/stormy16.c, config/v850/v850-c.c,
2749 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2752 2005-04-23 Richard Henderson <rth@redhat.com>
2755 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2756 performing some integral scalar simplifications.
2758 2005-04-23 Richard Henderson <rth@redhat.com>
2761 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2762 simplifying CONST_VECTOR.
2764 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2766 * tree-ssa-live.c (live_worklist): Take a stack allocated on
2767 heap as an argument. Update uses of stack.
2768 (calculate_live_on_entry): Allocate stack on heap.
2770 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2771 partition_link and tpa_nodes on heap.
2773 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2774 (mark_stmt_necessary, propagate_necessity,
2775 mark_really_necessary_kill_operand_phis): Update uses of
2777 (tree_dce_init): Allocate worklist using VEC_alloc.
2778 (tree_dce_done): Free worklist using VEC_free.
2780 2005-04-23 Mike Stump <mrs@apple.com>
2782 * config/darwin.c (machopic_indirection_name): Don't use
2784 (darwin_emit_unwind_label): Use user_label_prefix instead of
2787 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2789 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2791 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
2793 * config.gcc <cris-*>: Specify .opt files.
2794 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2795 config/cris/linux.opt: New files.
2796 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2797 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2798 (TARGET_ELF): Override to 0.
2799 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2800 -melinux-stacksize=N.
2801 * config/cris/cris.c: (cris_handle_option): New function.
2802 (TARGET_DEFAULT_TARGET_FLAGS): Override.
2803 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2804 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2805 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2806 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2807 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2808 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2809 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2810 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2811 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2812 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2813 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2814 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2815 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2816 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2817 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2818 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2819 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2820 (TARGET_LINUX): Define 0.
2821 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2822 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2823 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2824 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2825 (TARGET_LINUX): Override to 1.
2826 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2828 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
2830 * haifa-sched.c (schedule_block): Fix thinko in previous
2831 assertification patch.
2833 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
2835 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2836 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2837 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2838 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2839 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2840 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2841 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
2843 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2844 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2845 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2846 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2847 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2848 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2849 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2850 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2851 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2852 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2853 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2854 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2855 (SUBTARGET_OPTIONS): Delete.
2856 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2857 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2858 instead of a string.
2859 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2860 (pa_cpu_string, pa_unix_string): Delete.
2861 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2862 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2864 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2865 (pa_handle_option): New function.
2866 (override_options): Remove handling of -march=, -mfixed-range=,
2867 -mschedule= and -munix=.
2868 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2869 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2870 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2871 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2872 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2873 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2874 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2876 * config/pa/pa.opt: New file.
2877 * config/pa/pa-hpux.opt: New file.
2878 * config/pa/pa-hpux1010.opt: New file.
2879 * config/pa/pa-hpux1111.opt: New file.
2880 * config/pa/pa64-hpux.opt: New file.
2882 2005-04-22 David S. Miller <davem@davemloft.net>
2884 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2885 integer when it's mode is VOIDmode not DImode.
2887 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2889 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2890 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2891 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2892 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2893 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2894 "bne- $-xxx" rather than local labels.
2895 (sync_lock_release<mode>): Add second operand.
2896 (lwsync): Use .long rather than a more meaningful opcode.
2897 * doc/md.texi (Standard Names): Add description of second
2898 parameter to sync_lock_test_and_set.
2900 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2902 PR tree-optimization/21088
2903 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2905 * tree-vrp.c (compare_values): Use fold_binary to compare
2906 pointers. Use boolean_type_node as the type of a comparison
2907 expression being folded.
2908 * tree.h: Add prototypes for fold_unary, fold_binary,
2911 * tree-ssa-dom.c: Fix formatting.
2913 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2915 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2916 * lambda-code.c (perfect_nestify): Mark virtual operands in
2917 the moved statement for renaming.
2918 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2919 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2920 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2921 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2922 * tree-flow.h (struct var_ann_d): Update comments.
2923 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2924 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2925 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2926 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2927 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2928 debug_names_replaced_by): Remove declarations.
2929 (delete_update_ssa, get_current_def, set_current_def): Declare.
2930 (rewrite_into_loop_closed_ssa): Add new argument. Update
2932 * tree-into-ssa.c: Include params.h.
2933 (old_virtual_ssa_names): Remove. Update all users.
2934 (need_to_replace_names_p): Remove. Update all users.
2935 (struct update_ssa_stats_d): Declare.
2936 (update_ssa_stats): New local.
2937 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2938 dump_tree_ssa_stats, debug_tree_ssa_stats,
2939 dump_update_ssa, debug_update_ssa,
2940 dump_names_replaced_by, debug_names_replaced_by): Declare.
2941 (get_current_def, set current_def): Make extern.
2942 (is_old_name, is_new_name): Protect against references
2943 past the end of the sets.
2944 (add_new_name_mapping): Assert that OLD and NEW are
2945 different SSA names for the same symbol.
2946 When adding a virtual mapping, update stats for virtual
2948 (insert_phi_nodes_for): If UPDATE_P is true, create the
2949 LHS of the new PHI by duplicating SSA name VAR.
2950 (insert_phi_nodes_1): Remove. Update all users.
2951 (insert_phi_nodes): Remove second argument. Update all
2953 (maybe_replace_use, maybe_replace_def): New.
2954 (rewrite_update_stmt): Call them.
2955 (mark_def_interesting): Remove calls to is_gimple_reg.
2956 (prepare_phi_args_for_update): Remove. Update all users.
2957 (prepare_block_for_update): Only process virtual operands
2958 and GIMPLE registers in normal form.
2959 (prepare_use_sites_for): New.
2960 (prepare_names_to_update): Rename from prepare_def_sites.
2961 Call prepare_use_sites_for.
2962 (dump_update_ssa): Rename from dump_repl_tbl.
2964 Show statistics for virtual mapping heuristic.
2965 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2966 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2967 (delete_update_ssa): Make extern.
2968 (mark_set_for_renaming): If the set is empty, do nothing.
2969 (release_ssa_name_after_update_ssa): Update comment.
2970 (insert_updated_phi_nodes_for): Do not remove existing
2971 PHI nodes for symbols.
2972 (switch_virtuals_to_full_rewrite_p): New.
2973 (switch_virtuals_to_full_rewrite): New.
2974 (update_ssa): Call them.
2975 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2976 for every statement before updating.
2977 If all the names in NEW_SSA_NAMES have been marked for
2978 removal, do nothing.
2979 Only start at the top of the CFG if there are symbols in
2981 (ssa_rewrite_finalize_block): Remove.
2982 (ssa_register_new_def): Remove.
2983 (ssa_rewrite_stmt): Remove.
2984 (ssa_rewrite_phi_arguments): Remove.
2985 (ssa_rewrite_initialize_block): Remove.
2986 (ssa_mark_def_sites): Remove.
2987 (ssa_mark_def_sites_initialize_block): Remove.
2988 (ssa_mark_phi_uses): Remove.
2989 (rewrite_ssa_into_ssa): Remove.
2990 * tree-phinodes.c (find_phi_node_for): Remove.
2991 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2993 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2994 Remove calls to verify_dominators and
2995 verify_loop_structure.
2996 (tree_unswitch_single_loop): Call update_ssa.
2997 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3000 (delete_tree_ssa): Assert that need_ssa_update_p returns
3002 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3003 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3004 free_new_names): Remove. Update all users.
3005 (rename_use_op): Call get_current_def.
3006 (rename_variables_in_bb): Do not handle any real or
3008 (slpeel_update_phis_for_duplicate_loop): Call
3009 get_current_def and set_current_def instead of using
3011 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3012 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3013 ssa_names_to_replace and delete_update_ssa.
3014 * doc/invoke.texi: Document --param min-virtual-mappings
3015 and --param virtual-mappings-ratio.
3017 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3019 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3020 for newly created PHI nodes.
3021 Call create_new_def_for for every new V_MAY_DEF and
3022 V_MUST_DEF on the copied statement.
3023 (struct ssa_name_map_entry): Remove.
3024 (ssa_name_map_entry_hash): Remove.
3025 (ssa_name_map_entry_eq): Remove.
3026 (allocate_ssa_names): Remove.
3027 (rewrite_to_new_ssa_names_def): Remove.
3028 (rewrite_to_new_ssa_names_use): Remove.
3029 (rewrite_to_new_ssa_names_bb): Remove.
3030 (rewrite_to_new_ssa_names): Remove.
3031 (tree_duplicate_sese_region): Remove variables ver,
3032 definitions, phi, ssa_name_map and bi.
3033 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3035 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3036 update_ssa instead of rewrite_ssa_into_ssa.
3037 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3039 (find_uses_to_rename_use): Add argument 'need_phis'.
3040 (find_uses_to_rename_stmt): Do not scan virtual operands.
3041 (find_uses_to_rename): Only scan PHI nodes for
3043 (rewrite_into_loop_closed_ssa): Call update_ssa.
3044 (check_loop_closed_ssa_use): Ignore virtual operands.
3045 (check_loop_closed_ssa_stmt): Likewise.
3046 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3048 (rename_variables, set_phi_def_stmts): Remove.
3049 (tree_duplicate_loop_to_header_edge): Reformat comment.
3050 Remove variables BB, I and DEFINITIONS.
3051 Call need_ssa_update_p.
3053 (lv_adjust_loop_header_phi): Reformat comment.
3054 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3055 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3056 mark_for_rewrite, unmark_all_for_rewrite,
3057 marked_ssa_names): Remove. Update all users.
3058 (release_ssa_name): If VAR has been registered for SSA
3059 updating, do nothing.
3060 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3061 (build_assert_expr_for): Call register_new_name_mapping.
3062 (insert_range_assertions): Update call to update_ssa.
3063 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3064 marked_for_rewrite_p, any_marked_for_rewrite_p,
3065 marked_ssa_names): Remove.
3067 2005-04-22 Jeff Law <law@redhat.com>
3069 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3070 (restore_currdefs_to_original_value): Likewise.
3071 (register_definitions_for_stmt): Likewise.
3072 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3073 for each variable. Do not allocate/free block_defs_stack either.
3074 Do not iterate if we just thread jumps. Only iterate if the
3075 tree_cleanup_cfg does useful work (temporary).
3076 (dom_opt_initialize_block): No longer push a marker on
3078 (dom_opt_finalize_block): Removal call to restore currdefs.
3079 Relax restrictions for recording edge equivalences.
3080 (record_equivalences_from_phis): No longer need to track
3082 (optimize_stmt): Similarly.
3083 (thread_across_edge): Simplify by removing the requirement that
3084 statements in the block we are threading through must be nops.
3085 (initialize_hash_element): Handle GOTO_EXPR.
3087 2005-04-22 David S. Miller <davem@davemloft.net>
3089 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3091 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3092 fix check on CONST_DOUBLE mode. It should be VOIDmode
3093 when it is representing an integer.
3095 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3097 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3098 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3099 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3100 find_char_info_specifier_index,
3101 find_length_info_modifier_index): Likewise.
3102 * c-typeck.c (composite_type, pop_init_level): Likewise.
3103 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3104 * cse.c (cse_insn): Likewise
3105 * dominance.c (calc_dfs_tree): Likewise
3106 dwarf2out.c (loc_descriptor_from_tree_1,
3107 add_abstract_origin_attribute, force_decl_die,
3108 force_type_die): Likewise
3109 emit-rtl.c (operand_subword_force): Likewise
3110 explow.c (hard_function_value): Likewise
3111 expmed.c (store_bit_field, expand_divmod,
3112 emit_store_flag_force): Likewise
3113 expr.c (emit_move_multi_word, store_expr,
3114 expand_expr_real_1): Likewise
3115 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3116 output_operand): Likewise
3117 flow.c (recompute_reg_usage): Likewise
3118 * function.c (assign_stack_temp_for_type, assign_temp,
3119 handle_epilogue_set): Likewise
3120 * genextract.c (main): Likewise
3121 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3122 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3123 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3124 ready_remove, rm_line_notes, rm_other_notes,
3125 schedule_block): Likewise
3126 mips-tfile.c (copy_object, out_of_bounds): Likewise
3128 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3131 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3132 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3133 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3134 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3136 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3138 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3140 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3141 (gcc_tree_to_linear_expression): Convert to heap allocated
3143 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3144 lbv_to_gcc_expression, lle_to_gcc_expression,
3145 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3146 perfect_nestify): Likewise.
3147 lambda.h (gcc_loopnest_to_lambda_loopnest,
3148 lambda_loopnest_to_gcc_loopnest): Likewise.
3149 tree-loop-linear.c (linear_transform_loops): Likewise.
3151 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3153 * config/sparc/predicates.md (arith_double_operand): Use
3154 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3155 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3156 (DImode, DFmode constant splitters): Likewise. Remove code for
3157 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3158 (logical constant splitters): Use const_int_operand predicate.
3159 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3160 HOST_BITS_PER_WIDE_INT < 64.
3162 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3164 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3165 gcc_unreachable as appropriate.
3166 (force_mode, emit_move_sequence, singlemove_string,
3167 output_move_double, output_fp_move_double, find_addr_reg,
3168 output_block_move, output_block_clear, output_and,
3169 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3170 pa_adjust_cost, pa_issue_rate, print_operand,
3171 output_global_address, output_arg_descriptor, output_cbranch,
3172 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3173 output_call): Likewise.
3174 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3175 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3177 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3179 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3180 _gcov_pow2_profiler and _gcov_one_value_profiler.
3181 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3182 (GTFILES): Add $(srcdir)/tree-profile.c.
3183 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3184 __gcov_one_value_profiler): Declare.
3185 * gimplify.c (force_gimple_operand): Check whether the statements
3186 should be produced in ssa form.
3187 (force_gimple_operand_bsi): New function.
3188 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3189 __gcov_one_value_profiler): New functions.
3190 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3191 the profiled value is a power of two or not.
3192 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3193 * tree-flow.h (in_ssa_p): Declare.
3194 (force_gimple_operand_bsi): Declare.
3195 * tree-into-ssa.c (in_ssa_p): New variable.
3196 (rewrite_into_ssa): Set in_ssa_p.
3197 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3198 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3199 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3200 tree_one_value_profiler_fn): New variables.
3201 (tree_init_edge_profiler): Initialize the profiler function decls.
3202 (tree_gen_edge_profiler): Use global gcov_type_node.
3203 (prepare_instrumented_value): New function.
3204 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3205 tree_gen_one_value_profiler): Call the library functions instead of
3206 creating instrumentation code.
3207 * tree.c (build_fn_decl): New function.
3208 * tree.h (build_fn_decl): Declare.
3209 * value-prof.c (rtl_divmod_values_to_profile,
3210 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3211 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3212 Do not handle may_be_other and precise values of exponents at pow2
3214 (tree_mod_subtract_transform): Reflect that value field of
3215 histogram has changed meaning.
3216 (tree_divmod_values_to_profile): Record the values correctly.
3217 (tree_values_to_profile): Update comment.
3218 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3220 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3222 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3225 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3227 * config/i386/i386.md (length_immediate): Use gcc_assert or
3228 gcc_unreachable, as appropriate.
3229 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3230 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3231 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3232 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3233 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3234 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3235 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3236 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3237 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3238 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3239 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3240 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3241 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3242 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3243 *prefetch_sse_rex): Likewise.
3244 * config/i386/predicates.md (x86_64_immediate_operand,
3245 x86_64_zext_immediate_operand, symbolic_operand,
3246 no_seg_address_operand, aligned_operand,
3247 memory_displacement_operand): Likewise.
3248 * config/i386/sse.md (*mov<mode>_internal,
3249 *movv2df_internal): Likewise.
3251 2005-04-22 Jan Hubicka <jh@suse.cz>
3253 * Makefile.in (ipa.o, ipa-inline.o): New files.
3254 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3255 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3256 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3257 * cgraphunit.c (cgraph_default_inline_p,
3258 cgraph_decide_inlining_incrementally, ncalls_inlined,
3259 nfunctions_inlined, initial_insns, overall_insns,
3260 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3261 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3262 cgraph_mark_inline, cgraph_check_inline_limits,
3263 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3264 update_callee_keys, lookup_recursive_calls,
3265 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3266 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3267 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3268 pass_ipa_inline): Move to ipa-inline.c
3269 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3271 * ipa-inline.c: New file.
3273 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3275 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3276 is turned off by default on Solaris.
3278 2005-04-21 Roger Sayle <roger@eyesopen.com>
3280 * c-common.h (objc_build_method_signature): Update prototype.
3281 * stub-objc.c (objc_build_method_signature): Update the stub
3282 implementation to accept and ignore additional parameter.
3283 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3284 the value of ellipsis to objc_build_method_signature instead
3285 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3287 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3289 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3290 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3291 gen_rtx_* not gen_rtx_fmt_*.
3292 (rs6000_emit_vector_select): Likewise.
3293 (rs6000_emit_sync): New.
3294 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3295 (larx, stcx, cmp): New mode substitutions.
3296 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3297 UNSPEC_ISYNC): New constants.
3298 (rlwinm): Give name.
3299 (memory_barrier, isync, lwsync): New insns.
3300 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3301 (sync_lock_release<mode>): New expander.
3302 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3303 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3304 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3305 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3306 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3307 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3308 (sync_add<mode>_internal, sync_addshort_internal,
3309 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3310 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3311 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3313 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3314 is the memory before, not after, the operation. Clarify
3315 barrier requirements.
3317 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3319 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3320 * lambda.h (lambda_vector_min_nz): Likewise.
3321 * langhooks.h (struct lang_hooks_for_types,
3322 struct lang_hooks): Likewise.
3323 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3326 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3328 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3329 comments to avoid 'abort'. Use gcc_assert as necessary.
3330 * opts.c (common_handle_option): Likewise.
3331 * pretty-print.c (pp_base_format_text): Likewise.
3332 * print-rtl.c (print_rtx): Likewise.
3333 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3334 * regmove.c (try_auto_increment): Likewise.
3335 * reload.c (find_valid_class, find_reloads_toplev,
3336 find_equiv_reg): Likewise.
3337 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3338 merge_assigned_reloads): Likewise.
3339 * tree-inline.c (inline_forbidden_p_1,
3340 estimate_num_insns_1): Likewise.
3341 * tree-optimize.c (execute_todo): Likewise.
3342 * tree-outof-ssa.c (eliminate_phi): Likewise.
3343 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3344 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3345 * tree-ssa-operands.c (parse_ssa_operands,
3346 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3347 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3348 * tree-ssanames.c (release_ssa_name): Likewise.
3349 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3350 walk_tree): Likewise.
3352 * tree-ssa-operands.c (verify_abort): Fold into ..
3353 (verify_imm_links): ... here.
3355 2005-04-21 Richard Henderson <rth@redhat.com>
3357 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3358 on non-memory operand for previous inversion.
3360 2005-04-21 Devang Patel <dpatel@apple.com>
3362 PR optimization/20994
3363 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3364 x = !(a == b) : p , q;.
3365 (pass_if_conversion): Verify stmts and flow.
3367 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3369 * optabs.c (gen_conditional_trap): Restore #define.
3371 * alias.c (true_dependence): Remove 'abort' from comments. Use
3372 gcc_assert and gcc_unreachable as appropriate.
3373 (canon_true_dependence): Likewise.
3374 * bb-reorder.c (connect_traces): Likewise.
3375 * c-common.c (c_add_case_label): Likewise.
3376 * c-decl.c (finish_function): Likewise.
3377 * caller-save.c (insert_restore, insert_save): Likewise.
3378 * cfg.c (update_bb_profile_for_threading): Likewise.
3379 * cfganal.c (flow_active_insn_p): Likewise.
3380 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3381 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3382 cfg_layout_merge_blocks): Likewise.
3383 * ifcvt.c (cond_exec_process_insns, merge_if_block,
3384 find_if_block): Likewise.
3385 * integrate.c (allocate_initial_values): Likewise.
3386 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3387 swap_condition, unsigned_condition, signed_condition,
3388 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3389 reg_or_subregno): Likewise.
3390 * lambda-code.c (lambda_compute_auxillary_space,
3391 lambda_transform_legal_p): Likewise.
3392 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3393 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3394 lhd_incomplete_type_error, lhd_expand_expr,
3395 lhd_types_compatible_p, lhd_tree_size): Likewise.
3396 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3397 * local-alloc.c (update_equiv_regs): Likewise.
3398 * loop-unroll.c (peel_loop_completely
3399 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3400 peel_loop_simple, unroll_loop_stupid,
3401 analyze_iv_to_split_insn): Likewise.
3402 * loop.c (gen_prefetch, find_and_verify_loops,
3403 basic_induction_var): Likewise.
3404 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3405 * value-prof.c (tree_find_values_to_profile): Likewise.
3406 * varasm.c (named_section, default_assemble_integer,
3407 decode_addr_const): Likewise.
3409 2005-04-21 Alan Modra <amodra@bigpond.net.au>
3410 Fariborz Jahanian <fjahanian@apple.com>
3412 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3413 portion of argument passed in fpr.
3414 * expr.c (emit_push_insn): Fix computation of 'offset' used to
3415 decide on partial argument save on stack.
3417 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3419 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3422 2005-04-21 Jan Hubicka <jh@suse.cz>
3424 * cgraphunit.c: Include tree-pass.h
3425 (cgraph_decide_recursive_inlining,
3426 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3427 cgraph_decide_inlining): Dump goes to dump_file.
3428 (cgraph_optimize): Call ipa passes instead of inliner.
3429 (cgraph_gate_inlining, pass_ipa_inline): New.
3430 * tree-optimize.c (all_ipa_passes): New static variable.
3431 (register_one_dump_file): Dead with IPA passes.
3432 (register_dump_files): Likewise.
3433 (init_tree_optimization_passes): Initialize IPA passes.
3434 (execute_todo): Do cgraph dump when asked to, do not dump function body
3436 * tree-pass.h (TODO_dump_cgraph): New macro.
3437 (ipa_passes): Declare.
3438 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3440 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3442 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3443 gcc_assert instead of abort.
3444 (classify_argument, examine_argument, construct_container,
3445 contains_128bit_aligned_vector_p, ix86_check_movabs,
3446 standard_80387_constant_opcode, standard_80387_constant_rtx,
3447 ix86_initial_elimination_offset, ix86_compute_frame_layout,
3448 pro_epilogue_adjust_stack, ix86_expand_epilogue,
3449 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3450 legitimize_tls_address, output_pic_addr_const,
3451 i386_output_dwarf_dtprel, put_condition_code, print_reg,
3452 get_some_local_dynamic_name, print_operand, print_operand_address,
3453 output_387_binary_op, emit_i387_cw_initialization,
3454 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3455 ix86_expand_clear, ix86_expand_binary_operator,
3456 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3457 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3458 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3459 ix86_expand_branch, ix86_expand_setcc,
3460 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3461 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3462 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3463 memory_address_length, ix86_attr_length_immediate_default,
3464 ix86_attr_length_address_default, ix86_agi_dependant,
3465 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3466 ix86_expand_binop_builtin, ix86_force_to_memory,
3467 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3468 x86_emit_floatuns): Likewise.
3469 * config/i386/netware.c (gen_regparm_prefix,
3470 i386_nlm_strip_name_encoding): Likewise.
3471 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3473 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3475 * optabs.c (gen_condiational_trap): Remove #define.
3476 (add_equal_note): Assertify. Remove explicit indirection from
3477 call via function pointer.
3478 (expand_ternary_op, expand_simple_binop, expand_binop,
3479 expand_twoval_unop, expand_twoval_binop,
3480 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3481 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
3482 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3483 prepare_float_lib_cmp, emit_conditional_move,
3484 emit_conditional_add, gen_add2_insn, gen_add3_insn,
3485 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3486 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3487 vector_compare_rtx, expand_vec_cond_expr): Likewise.
3489 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3491 * vec.h: Update API to separate allocation mechanism from type.
3492 (VEC_safe_grow): New.
3493 * vec.c (calculate_allocation): New.
3494 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3495 (vec_gc_free, vec_heap_free): Remove.
3496 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
3498 (mangle_macro_name): New.
3499 (struct macro_def): New.
3500 (struct macro): Add multiple argument values.
3501 (macro_expans_end): New.
3502 (push_macro_expansion): Chain on new macro. Process multiple
3503 args, create follow on expansion. Return follow on argument.
3504 (macro_input): Deal with multiple arguments.
3506 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3507 (struct tree_binfo): Adjust.
3508 * basic-block.h: Define VEC(edge,gc).
3509 (struct edge_def): Adjust.
3510 (struct basic_block_def, struct edge_iterator): Likewise.
3511 (ei_container, ei_start_1, ei_last_1): Likewise.
3512 * cfg.c (connect_src, connect_dest): Likewise.
3513 * cfgrtl.c (force_nonfallthru_and_redirect)
3514 * dbxout.c (dbxout_type)
3515 * dwarf2out.c (gen_member_die)
3516 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3517 (gcc_tree_to_linear_expression): Adjust.
3518 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3519 lbv_to_gcc_expression, lle_to_gcc_expression,
3520 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3521 perfect_nestify): Likewise.
3522 * lambda.h (gcc_loopnest_to_lambda_loopnest,
3523 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3524 * profile.c (instrument_values): Adjust.
3525 * tree-cfg.c (modified_noreturn_calls): Adjust.
3526 (remove_fallthru_edge): Likewise.
3527 * tree-dump.c (dequeue_and_dump): Adjust.
3528 * tree-flow-inline.h (mark_stmt_modified): Adjust.
3529 * tree-flow.h (modified_noreturn_calls): Adjust.
3530 (tree_on_heap): Remove. (yay!)
3531 (register_new_def): Adjust.
3532 * tree-into-ssa.c: Define VEC(int,heap).
3533 (block_defs_stack): Adjust.
3534 (find_idf, insert_phi_nodes, register_new_def,
3535 rewrite_initialize_block, rewrite_finalize_block,
3536 register_new_update_single, rewrite_update_init_block,
3537 rewrite_update_fini_block, rewrite_blocks,
3538 ssa_rewrite_finalize_block, ssa_register_new_def,
3539 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3540 * tree-loop-linear.c (linear_transform_loops): Adjust.
3541 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3542 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3543 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3544 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3545 vrp_variables_stack): Adjust declarations.
3546 (tree_ssa_dominator_optimize): Adjust.
3547 (dom_opt_initialize_block, remove_local_expressions_from_table,
3548 restore_nonzero_vars_to_original_value,
3549 restore_vars_to_original_value,
3550 restore_currdefs_to_original_value, dom_opt_finalize_block,
3551 record_var_is_nonzero, record_cond, record_const_or_copy_1,
3552 optimize_stmt, update_rhs_and_lookup_avail_expr,
3553 lookup_avail_expr, record_range): Likewise.
3554 * tree-ssa-pre.c: Define VEC(basic_block,heap).
3555 (compute_antic_aux): Adjust.
3556 (inserted_exprs, create_expression_by_pieces,
3557 insert_into_preds_of_block, eliminate, mark_operand_necessary,
3558 remove_dead_inserted_code, fini_pre): Likewise.
3559 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3560 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
3561 ssa_prop_init): Likewise.
3562 * tree-ssa.c: Define VEC(bitmap,heap).
3563 (verify_name_tags): Adjust.
3564 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3565 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3566 tree_divmod_values_to_profile, tree_find_values_to_profile,
3567 value_profile_transformations): Likewise.
3568 * value-prof.h: Define VEC(histogram_value,heap).
3569 * varasm.c: Remove alias_pair pointer typedef, define
3571 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3573 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3574 not a pointer to it. Create an object vector.
3575 (extern_symbols): Turn into an object vector.
3576 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3578 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
3581 * Makefile.in (tree-chrec.o): Depend on params.h.
3582 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3584 * tree-chrec.c: Depend on params.h. Replace build with buildN,
3585 and fold build with fold_buildN.
3586 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3587 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3588 (tree_contains_chrecs): Compute an estimation of the size of the
3590 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3591 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3592 * tree-scalar-evolution.c (simple_iv): Ditto.
3593 * doc/invoke.texi (scev-max-expr-size): Documented.
3595 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
3597 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3598 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3599 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3600 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3601 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3602 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3603 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3604 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3605 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3606 (darwin_fix_and_continue_switch): Delete.
3607 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3608 (SUBTARGET_SWITCHES): Delete.
3609 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3610 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3611 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3612 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3613 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3614 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3615 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3616 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3617 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3618 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3619 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3620 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3621 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3622 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3623 (TARGET_64BIT): Undef before redefining.
3624 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3625 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3626 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3627 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3628 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3629 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3630 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3631 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3632 (ix86_debug_arg_string, ix86_debug_addr_string)
3633 (ix86_align_loops_string, ix86_align_jumps_string)
3634 (ix86_align_funcs_string): Delete.
3635 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3636 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3637 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3638 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3639 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3640 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3641 (SUBTARGET_SWITCHES): Delete.
3642 * config/i386/i386.c (ix86_debug_arg_string): Delete.
3643 (ix86_debug_addr_string): Delete.
3644 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3645 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3646 (ix86_align_loops_string, ix86_align_jumps_string)
3647 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3648 (ix86_align_funcs_string): Make static.
3649 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3650 (ix86_handle_option): New function.
3651 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3652 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3653 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3654 of darwin_fix_and_continue_switch.
3655 (darwin_one_byte_bool): Delete.
3656 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3657 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3658 to darwin_one_byte_bool.
3659 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3660 * config/i386/djgpp.opt, config/i386/i386.opt,
3661 * config/i386/sco5.opt: New files.
3663 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3665 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3666 fp_zero_operand, fp_register_operand, intreg_operand,
3667 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3668 call_operand, call_operand_address, tgd_symbolic_operand,
3669 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3670 symbolic_operand, symbolic_memory_operand, label_ref_operand,
3671 sp64_medium_pic_operand, data_segment_operand,
3672 text_segment_operand, splittable_symbolic_memory_operand,
3673 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3674 eq_or_neq, normal_comp_operator, noov_compare_op,
3675 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3676 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3677 const64_operand, const64_high_operand, arith11_operand,
3678 arith10_operand, arith_double_operand, arith_double_4096_operand,
3679 arith_double_add_operand, arith11_double_operand,
3680 arith10_double_operand, small_int, small_int_or_double,
3681 uns_small_int, uns_arith_operand, clobbered_register,
3682 input_operand, compare_operand): Delete.
3683 (sparc_emit_set_const32): Use predicates in assertion. Remove special
3684 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3685 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3686 (GEN_HIGHINT64, GEN_INT64): Delete.
3687 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3688 gen_safe_XOR64): Adjust for above deletion.
3689 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3690 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3691 (legitimate_constant_p): Use const_zero_operand instead.
3692 (sparc_extra_constraint_check): Likewise.
3693 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3694 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3695 (PREDICATE_CODES): Delete.
3696 * config/sparc/sparc.md: Include predicates.md.
3697 (All patterns): Adjust for new predicate names.
3698 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3699 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3700 (movdi): Use general_operand predicate.
3701 (movdi_sp64_dbl): Delete.
3702 (movdi_const64_special): Add 'N' constraint.
3703 (movdicc): Use arith10_operand predicate.
3704 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3705 (movdi_cc_reg_sp64): Use arith10_operand predicate.
3706 (movdi_cc_reg_sp64_trunc): Delete.
3707 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3708 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3709 (subdi3_sp32): Delete.
3710 (subdi3_insn_sp32): Change to define_insn_and_split.
3711 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3712 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3713 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3714 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3715 small_int_operand predicate.
3716 (divdi3, udivdi3): Use arith_operand predicate.
3717 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3718 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3719 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3720 (xordi3_sp64_dbl): Delete.
3721 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3722 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3723 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3724 cmp_ccx_set_not): Use arith_operand predicate.
3725 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3726 * config/sparc/predicates.md: New file.
3728 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3730 PR tree-optimization/14846
3731 * fold-const.c (fold_single_bit_test_into_sign_test): New,
3733 (fold_single_bit_test): ... here.
3734 (fold_binary): Call fold_single_bit_test_into_sign_test
3735 instead of fold_single_bit_test.
3737 2005-04-20 James E Wilson <wilson@specifixinc.com>
3740 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3741 is another declaration.
3743 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
3745 * config/cris/predicates.md: New file.
3746 * config/cris/cris-protos.h (cris_store_multiple_op_p)
3747 (cris_movem_load_rest_p): Declare.
3748 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3749 (cris_movem_load_rest_p): Ditto. Globalize.
3750 (cris_bdap_operand, cris_bdap_biap_operand,
3751 cris_orthogonal_operator, cris_commutative_orth_op,
3752 cris_operand_extend_operator,
3753 cris_additive_operand_extend_operator, cris_extend_operator,
3754 cris_plus_or_bound_operator, cris_mem_op,
3755 cris_general_operand_or_symbol,
3756 cris_general_operand_or_gotless_symbol,
3757 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3758 cris_load_multiple_op): Remove predicate functions.
3759 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3760 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3761 * config/cris/cris.h (PREDICATE_CODES): Don't define.
3762 * config/cris/cris.md: Include predicates.md.
3763 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3765 2005-04-20 Ian Lance Taylor <ian@airs.com>
3767 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3768 * c-common.h (STMT_EXPR_STMT): Don't define.
3769 (STMT_EXPR_NO_SCOPE): Don't define.
3770 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3771 * c-pretty-print.c (pp_c_primary_expression): Likewise.
3772 (pp_c_expression): Likewise.
3774 2005-04-20 Richard Henderson <rth@redhat.com>
3777 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3779 2005-04-20 Jeff Law <law@redhat.com>
3781 * reload1.c (reload): Ignore equivalences between pseudos and
3784 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
3787 * c-tree.h (struct c_label_list): Update comment.
3788 (struct c_label_context): Rename to struct c_label_context_se.
3789 (label_context_stack): Rename to label_context_stack_se.
3790 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3791 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3792 c_end_vm_scope): New.
3793 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3794 * c-decl.c (pop_scope): Call c_end_vm_scope.
3795 (pushdecl): Call c_begin_vm_scope for variably modified
3797 (define_label): Check for jumping into scope of identifier with
3798 variably modified type. Push label on stack for those defined at
3799 current context of identifiers with variably modified type.
3800 (start_function): Create stack level for context of identifiers
3801 with variably modified type.
3802 (finish_function): Pop stack level for context of identifiers with
3803 variably modified type.
3804 * c-typeck.c (label_context_stack): Rename to
3805 label_context_stack_se.
3806 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3807 (c_finish_goto_label): Check for jumping into scope of identifier
3808 with variably modified type. Push label on stack for those jumped
3809 to from current context of identifiers with variably modified
3811 (struct c_switch): Add blocked_vm.
3812 (c_start_case): Initialize blocked_vm.
3813 (do_case): Check blocked_vm.
3814 (c_finish_case): Add comment.
3815 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3816 variable label_context_stack.
3818 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3820 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3821 conditional_replacement, value_replacement, abs_replacement,
3823 (replace_phi_edge_with_variable): Remove argument BB.
3824 (conditional_replacement, value_replacement,
3825 minmax_replacement, abs_replacement): Remove argument PHI_BB.
3826 Update a call to replace_phi_edge_with_variable.
3828 * tree-ssa-phiopt.c: Fix comments.
3830 2005-04-20 Michael Matz <matz@suse.de>
3833 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3836 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3838 * tree-ssa-phiopt.c: Fix comment typos.
3840 PR tree-optimization/21116
3841 * tree-ssa-phiopt.c: Fix a typo.
3843 2005-04-19 Richard Henderson <rth@redhat.com>
3845 * builtins.c (expand_builtin_sync_operation): Revert last change.
3846 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3848 (expand_compare_and_swap_loop): Likewise.
3849 (expand_sync_operation): Remove fallback from NAND to AND; invert
3850 memory operand when expanding from cmpxchg.
3851 (expand_sync_fetch_operation): Likewise.
3852 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3855 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3856 when implementing NAND. Fix double-add for AFTER.
3857 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3858 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3859 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
3861 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3864 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3865 to return old memory value.
3866 (sync_compare_and_swap_cc<IMODE>): Likewise.
3868 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3869 return pre-reload. Don't consider output or anti dependencies.
3870 * config/ia64/sync.md (IMODE): New.
3871 (modesuffix): Add QI and HI.
3872 (memory_barrier): Simplify expansion.
3873 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3874 (cmpxchg_acq_<IMODE>): Likewise.
3875 (sync_lock_test_and_set<IMODE>): Likewise.
3876 (sync_lock_release<IMODE>): Likewise.
3878 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3880 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3883 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3885 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3887 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3888 Joseph S. Myers <joseph@codesourcery.com>
3890 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3891 * c-typeck.c (build_c_cast): Check these options.
3892 * doc/invoke.texi: Document these options.
3894 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3896 * tree-ssa-phiopt.c: Update a comment about the pass.
3898 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3900 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3901 config/mcore/mcore.c: Fix comment typos.
3903 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3905 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3906 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3908 2005-04-19 Paul Brook <paul@codesourcery.com>
3910 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3912 2005-04-19 Andrew Haley <aph@redhat.com>
3915 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3916 looking at a field's bitpos.
3918 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3920 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3921 libiberty functions.
3923 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3925 PR tree-optimization/21096
3926 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3928 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3931 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3932 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3934 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3936 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3937 refers to the function being dumped.
3939 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3941 * varasm.c (assemble_start_function): Remove reset of in_section.
3943 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3945 PR tree-optimization/21085
3946 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3949 2005-04-19 Ben Elliston <bje@au.ibm.com>
3951 * doc/invoke.texi (Optimize Options): Refer to the correct
3952 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3954 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3956 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3957 alloca argument to be big enough.
3959 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3962 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3965 2005-04-18 Tom Tromey <tromey@redhat.com>
3967 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3970 2005-04-18 Richard Henderson <rth@redhat.com>
3972 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3973 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3974 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3975 * config/alpha/alpha-protos.h: Update.
3976 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3977 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3978 (attr type): Add ld_l, st_c, mb.
3979 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3980 iornotsi3, xorsi_internal, xornotsi3): New.
3981 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3982 (ev4_ist_c, ev4_mb): New.
3983 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3985 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3986 (ev6_ist): Add st_c.
3988 * config/alpha/sync.md: New file.
3990 2005-04-18 Richard Henderson <rth@redhat.com>
3992 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3995 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3997 2005-04-18 Devang Patel <dpatel@apple.com>
3999 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4001 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4003 PR tree-optimization/20922
4004 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4005 Fold X + c >= X and fold X - c <= X to true.
4007 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4009 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4011 (emergency_labeled_state_free): Likewise.
4013 2005-04-18 Nick Clifton <nickc@redhat.com>
4015 * config/h8300/h8300.md (jump): Remove prescan parameter from
4016 calls to final_scan_insn.
4018 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4019 parameter from calls to final_scan_insn.
4021 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4023 (v850e, v850e1): Use the v850.opt file for target specific
4026 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4028 PR tree-optimization/21001
4029 * tree-optimize.c (init_tree_optimization_passes): Move the
4030 first pass_forwprop immediately before pass_vrp.
4032 2005-04-17 Ian Lance Taylor <ian@airs.com>
4034 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4035 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4036 from enum tree_code op to bool is_sizeof.
4037 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4038 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4039 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4041 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4043 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4046 2005-04-17 Ian Lance Taylor <ian@airs.com>
4048 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4050 2005-04-17 Richard Henderson <rth@redhat.com>
4052 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4054 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4055 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4056 of indirection through ssa names while looking for the gpr counter
4058 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4059 saved va_list_gpr_size and va_list_fpr_size.
4061 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4063 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4064 both pointers or both integers.
4066 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4067 ASSERT_EXPRs for single-use variable.
4069 * tree-into-ssa.c: Fix a comment typo.
4071 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4073 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4074 -mipsN before forcing a default of -mips2.
4076 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4078 * predict.h (IS_TAKEN): Remove.
4079 * rtl.h (NOTE_PREDICTION): Likewise.
4081 * modulo-sched.c (CFG_HOOKS): Remove.
4083 * c-parser.c (N_C_TTYPES): Remove.
4085 * tree-flow-inline.h (get_stmt_operands): Remove.
4086 * lambda-code.c, tree-ssa-loop-unswitch.c,
4087 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4088 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4089 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4090 calls to get_stmt_operands.
4091 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4093 2005-04-17 Richard Henderson <rth@redhat.com>
4096 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4097 of CUMULATIVE_ARGS past the last named argument.
4098 (alpha_va_start): Expect pretend_args_size only if strictly less than
4101 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4104 * builtins.c (expand_builtin_strcat): Convert the result of
4105 strlen to the right type.
4106 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4107 avoid creating type mismatches.
4108 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4111 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4113 2005-04-16 Richard Henderson <rth@redhat.com>
4116 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4117 Use the mode of boolean_type_node when the user doesn't provide one.
4118 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4120 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4123 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4126 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4129 2005-04-16 Roger Sayle <roger@eyesopen.com>
4130 Steven Bosscher <stevenb@suse.de>
4132 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4133 (fold_unary_to_constant): Likewise.
4135 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4137 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4140 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4142 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4143 names related to target triplets.
4144 Remove i?86-*-esix from platform directory.
4145 Remove powerpc-*-eabiaix from platform directory.
4147 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4150 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4151 falling through from SUBREG case to REG.
4153 2005-04-15 Roger Sayle <roger@eyesopen.com>
4155 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4156 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4157 (fold_binary_to_constant): Simplify using fold_binary.
4158 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4160 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4162 * gthr-posix.c (pthread_cancel): Define.
4163 (pthread_mutexattr_init): Likewise.
4164 (pthread_mutexattr_settype): Likewise.
4165 (pthread_mutexattr_destroy): Likewise.
4167 2005-04-15 David S. Miller <davem@davemloft.net>
4170 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4172 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4174 PR tree-optimization/21031
4175 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4176 (forward_propagate_into_cond_1): Call it. Forward propagate
4177 integer-integer casts into COND_EXPRs.
4179 2005-04-15 Dave Korn <dave.korn@artimi.com>
4181 * gcc.c (default_compilers): Clarify obscure error message when
4182 reading from standard input.
4184 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4186 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4187 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4189 * tree-ssa-alias.c (init_alias_info): Remove a call to
4192 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4194 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4195 of non-virtual PHI nodes like we use to.
4197 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4199 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4200 (attr_copy_rtx): Do not use it.
4202 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4204 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4206 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4208 * tree-vect-transform.c (vectorizable_store): Mark necessary
4209 objects in the vectorized store needing renaming. Update the
4210 SSA graph for V_MAY_DEF operands in the original store.
4212 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4214 * tree-ssa-pre.c (compute_avail): It's okay to have
4215 TREE_INVARIANT's here, and value number the resulting expressions.
4216 (create_expression_by_pieces): Make sure operands that were
4217 min_invariant when we started, stay that way.
4219 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4221 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4223 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4225 PR tree-optimization/20936.
4226 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4228 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4230 * doc/invoke.texi: Fix typos.
4231 * doc/md.texi: Likewise.
4232 * doc/rtl.texi: Likewise.
4233 * doc/sourcebuild.texi: Likewise.
4234 * doc/tm.texi: Likewise.
4236 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4238 PR tree-optimization/21004
4239 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4240 and floorl in c99 mode only.
4241 * builtins.c (expand_builtin_int_roundingfn): Assert that
4242 fallback_fndecl is not NULL_TREE.
4244 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4246 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4247 * basic-block.h: Update the prototype for
4248 purge_all_dead_edges.
4249 * cfgexpand.c (tree_expand_cfg): Update a call to
4250 purge_all_dead_edges.
4251 * combine.c (combine_instructions): Likewise.
4252 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4253 rest_of_handle_cse2, rest_of_handle_gcse,
4254 rest_of_handle_postreload): likewise.
4256 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4259 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4260 e.g. cv-qualification conversions.
4262 2005-04-14 Mike Stump <mrs@apple.com>
4264 * config/darwin-c.c (framework_construct_pathname): We must
4265 find all headers of a framework in the first instance of it
4266 found in the seach path.
4268 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4270 PR tree-optimization/21021
4271 * tree-vrp.c (compare_values): Work around a bug in the front
4272 end that produces a comparison of mismatched types.
4274 2004-04-14 Richard Henderson <rth@redhat.com>
4276 * config/ia64/ia64.h (enum fetchop_code): Remove.
4277 (enum ia64_builtins): Move ...
4278 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4279 members except BSP and FLUSHRS.
4280 (ia64_init_builtins): Remove __sync builtins.
4281 (ia64_expand_builtin): Likewise.
4282 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4283 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4284 (ia64_expand_lock_release): Remove.
4285 * config/ia64/ia64.md (mf): Move to sync.md.
4286 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4287 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4288 * config/ia64/sync.md: New file.
4289 (memory_barrier): Rename from mf.
4290 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4291 (cmpxchg_acq_<I48MODE>): Likewise.
4292 (sync_lock_test_and_set<I48MODE>): Likewise.
4294 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4295 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4297 2004-04-14 Richard Henderson <rth@redhat.com>
4299 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4300 (ix86_compare_emitted): New.
4301 (ix86_expand_compare): Use ix86_compare_emitted if set.
4302 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4303 and ix86_compare_op0 are set.
4304 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4305 (TARGET_CMPXCHG, TARGET_XADD): New.
4306 (ix86_compare_emitted): Declare.
4307 * config/i386/i386.md: Include sync.md
4308 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4309 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4310 * config/i386/sync.md: New file.
4312 2004-04-14 Richard Henderson <rth@redhat.com>
4315 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4316 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4317 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4318 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4319 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4320 BT_FN_I8_VPTR_I8_I8): New.
4321 * builtins.def (DEF_SYNC_BUILTIN): New.
4322 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4323 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4324 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4325 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4326 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4327 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4328 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4329 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4330 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4331 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4332 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4333 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4334 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4335 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4336 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4337 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4338 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4339 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4340 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4341 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4342 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4343 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4344 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4345 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4346 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4347 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4348 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4349 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4350 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4351 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4352 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4353 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4354 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4355 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4356 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4357 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4358 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4359 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4360 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4361 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4362 BUILT_IN_SYNCHRONIZE: New.
4363 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4364 as a function. Accept __sync_ as a prefix as well.
4365 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4366 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4367 expand_builtin_lock_release): New.
4368 (expand_builtin): Call them.
4369 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4370 neither BOTH_P nor FALLBACK_P are defined.
4371 (builtin_type_for_size): New.
4372 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4373 (resolve_overloaded_builtin): New.
4374 * c-common.h (resolve_overloaded_builtin): Declare.
4375 (builtin_type_for_size): Declare.
4376 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4377 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4378 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4379 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4380 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4381 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4382 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4383 sync_compare_and_swap_cc, sync_lock_test_and_set,
4384 sync_lock_release): New.
4385 * optabs.h: Declare them.
4386 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4387 expand_sync_operation, expand_sync_fetch_operation,
4388 expand_sync_lock_test_and_set): Declare.
4389 * genopinit.c (optabs): Add sync optabs.
4390 * optabs.c (init_optabs): Initialize sync optabs.
4391 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4392 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4393 expand_sync_operation, expand_sync_fetch_operation,
4394 expand_sync_lock_test_and_set): New.
4395 * doc/extend.texi (Atomic Builtins): New section
4396 * doc/md.texi (Standard Names): Add sync patterns.
4398 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
4400 * tree-eh.c (lower_try_finally_copy): Generate new code in
4401 response to goto_queue entries as if the queue was sorted by
4402 index, not pointers.
4403 (lower_try_finally_switch): Likewise.
4405 2005-04-14 Richard Henderson <rth@redhat.com>
4407 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4408 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
4410 (ix86_expand_fp_movcc): Update to match.
4411 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4412 * config/i386/i386-protos.h: Update.
4413 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4414 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4416 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
4418 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4421 2005-04-14 Julian Brown <julian@codesourcery.com>
4423 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4424 link failures on ppc64 Linux.
4426 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
4428 * config.gcc: Set cpu_type for s390.
4430 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4432 Fix PR tree-optimization/20963
4433 * tree-ssa-pre.c (compute_avail): Remove special case for
4435 (create_expression_by_pieces): Add value numbers for forced out
4438 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
4440 * config/cris/cris.md: Replace references to (reg:SI 16) with
4441 (reg:SI CRIS_SRP_REGNUM).
4443 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4445 PR tree-optimization/20657
4446 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4447 create an appropriate range from it.
4449 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4451 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4452 <UNSPEC_FIST_CEIL> case.
4454 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4455 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4456 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4457 to implement lfloor and llfloor built-ins as x87 intrinsic function.
4458 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4459 (lfloor<mode>2): New expanders.
4460 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4461 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4462 to implement lceil and llceil built-ins as x87 intrinsic function.
4463 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4464 (lceil<mode>2): New expanders.
4466 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4468 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4469 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4471 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
4474 * config/s390/s390-modes.def: Define TFmode.
4476 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
4478 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4479 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4480 * config/mips/mips.c (mips16_insn_length): Remove reference to
4481 JUMP_TABLES_IN_TEXT_SECTION.
4483 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4485 * simplify-rtx.c (simplify_binary_operation_1): Return
4486 scalar or vector of constant 0, depending on the xor's
4489 2005-04-13 Dale Johannesen <dalej@apple.com>
4491 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
4492 (objc-act.o): Ditto.
4493 * objc/objc-act.c (objc_gimplify_expr): New.
4494 (objc_get_callee_fndecl): New.
4495 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
4496 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
4497 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
4499 2005-04-13 Devang Patel <dpatel@apple.com>
4501 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4504 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
4506 CRIS prologue as RTL.
4507 * config/cris/cris-protos.h (cris_emit_movem_store)
4508 (cris_expand_prologue): Prototype.
4509 * config/cris/cris.c (struct machine_function): New member
4511 (cfa_label_num, cris_target_asm_function_prologue): Remove.
4512 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4513 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4514 (cris_load_multiple_op, cris_return_address_on_stack)
4515 (cris_return_address_on_stack_for_return): ISO-Cify.
4516 (cris_store_multiple_op): New predicate function.
4517 (cris_expand_prologue, cris_emit_movem_store): New functions.
4518 (cris_print_operand) <case 'O'>: Handle modifications other than
4520 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4521 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4522 (cris_gen_movem_load): Rearrange slightly to make local variable
4523 src a parameter, removing osrc.
4524 (cris_setup_incoming_varargs): Set machine_function member
4525 stdarg_regs to correspond to the number of registers that need to
4527 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4529 (PREDICATE_CODES): Add cris_store_multiple_op. Make
4530 cris_general_operand_or_gotless_symbol accept UNSPEC.
4531 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4532 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4533 ("*cris_store_multiple"): New pattern. Tweak common comment above
4534 this and "*cris_load_multiple".
4535 ("prologue"): New define_expand.
4537 * config/cris/cris.md ("epilogue"): Conditionalize on
4538 TARGET_PROLOGUE_EPILOGUE.
4540 2005-04-13 Steve Ellcey <sje@cup.hp.com>
4543 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4544 fpsr 0 instead of fpsr 1.
4545 (divsf3_internal_thr): Ditto.
4546 (divdf3_internal_lat): Ditto.
4547 (divdf3_internal_thr): Ditto.
4548 (divxf3_internal_lat): Ditto.
4549 (divxf3_internal_thr): Ditto.
4551 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4553 PR tree-optimization/20913
4554 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4556 PR tree-optimization/20702
4557 * tree-vrp.c (maybe_add_assert_expr): Recurse into
4558 dominator children that haven't been walked into.
4560 2005-04-13 Julian Brown <julian@codesourcery.com>
4562 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4563 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4566 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4568 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4569 config/i386/sse.md: Fix comment typos.
4571 * genattrtab.c (NULL_ATTR): Remove.
4572 * ifcvt.c (NULL_EDGE): Likewise.
4574 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4576 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4577 NOTE_PREDICT): Remove.
4579 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4581 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4582 * configure: Regenerate.
4583 * config.in: Likewise.
4584 * system.h: Declare vsnprintf if not already declared.
4586 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4588 * optc-gen.awk: Handle stand-alone Mask records.
4589 * opth-gen.awk: Likewise.
4590 * doc/options.texi (Option file format): Document them.
4591 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4592 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4593 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4594 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4595 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4596 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4597 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4598 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4599 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4600 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4601 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4602 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4603 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4604 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4605 TARGET_LONG_DOUBLE_128): Likewise.
4606 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4607 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4608 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4609 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4610 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4611 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4612 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4613 * config/sparc/sparc.c (fpu_option_set): New global.
4614 (sparc_handle_option): New function.
4615 (sparc_override_options): Test fpu_option_set.
4616 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4617 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4618 * config/sparc/sparc.opt: New file.
4619 * config/sparc/little-endian.opt: Likewise.
4620 * config/sparc/long-double-switch.opt: Likewise.
4622 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
4624 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4625 (bfin_handle_options): Set it if -mshared-library-id= is seen.
4626 * config/bfin/bfin.opt (mshared-library-id=): Lose
4627 Var(bfin_lib_id_given).
4629 2005-04-13 Matt Thomas <matt@3am-software.com>
4631 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4634 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4636 * rtl.h (CLEAR_RTX_FLAGS): Remove.
4638 * cgraphunit.c (INSNS_PER_CALL): Remove.
4640 * tree-ssa-forwprop.c (vars,
4641 record_single_argument_cond_exprs,
4642 substitute_single_use_vars): Remove.
4643 (forward_propagate_into_cond_1, forward_propagate_into_cond):
4645 (tree_ssa_forward_propagate_single_use_vars): Call
4646 forward_propagate_into_cond for each COND_EXPR.
4648 * tree-inline.c (INSNS_PER_STMT): Remove.
4650 2005-04-12 Richard Henderson <rth@redhat.com>
4652 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4653 (ix86_expand_sse_fp_minmax): ... from ...
4654 (ix86_expand_fp_movcc): ... here.
4655 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4656 * config/i386/i386-protos.h: Update.
4657 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4658 (sse_setccsf, sse_setccdf): Allow before reload.
4659 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4660 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4661 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4662 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4663 (anddf3, nanddf3, iordf3, xordf3): New.
4665 2005-04-12 Jeff Law <law@redhat.com>
4667 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4668 (tree-ssa-uncprop.o): Add dependencies.
4669 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4670 * tree-flow.h (remove_useless_stmts): Remove prototype.
4671 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4672 remove_useless_stmts.
4673 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4674 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4675 * tree-pass.h (pass_uncprop): Declare.
4676 * tree-ssa-uncprop.c: New file.
4678 2005-04-12 James E. Wilson <wilson@specifixinc.com>
4681 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4683 2005-04-12 Caroline Tice <ctice@apple.com>
4685 Temporary fix for partitioning problems.
4686 * passes.c (rest_of_handle_final): Remove code that
4687 frees unlikely_text_section_name,
4688 * varasm.c (assemble_start_function): Test for partitioning
4689 flag before writing out section labels.
4690 (assemble_end_function): Test for partitioning flag before
4691 writing out section labels.
4693 2005-04-12 Steven Bosscher <stevenb@suse.de>
4694 Stuart Hastings <stuart@apple.com>
4695 Jan Hubicka <jh@suse.cz>
4697 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
4698 references to gt-tree-cfg.h.
4699 * basic-block.h (struct basic_block_def): Don't skip rbi
4700 for garbage collection.
4701 (struct reorder_block_def): Make GTY-able.
4702 (struct control_flow_graph): New structure.
4703 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4704 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4705 but instead defines to the control_flow_graph for cfun.
4706 (label_to_block_map): New define, points to the label map of
4707 the control_flow_graph for cfun.
4708 (n_edges_for_function, n_basic_blocks_for_function,
4709 last_basic_block_for_function, basic_block_info_for_function,
4710 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4711 basic_block_info_for_function, label_to_block_map_for_function):
4712 Counterparts for the above, taking a struct function as an extra
4714 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4715 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4716 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4717 (alloc_rbi_pool, free_rbi_pool): Remove.
4718 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4719 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4721 (cfg_layout_finalize) ... and don't free it here.
4722 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4724 * flow.c (free_basic_block_vars): Set label_to_block_map and
4725 n_edges to zero too.
4726 * function.h (struct function): Add cfg field.
4727 * function.c (allocate_struct_function): Allocate the cfg.
4728 * tree-cfg.c (label_to_block_map): Remove.
4729 (build_tree_cfg): Don't allocate the rbi pool here...
4730 (delete_tree_cfg_annotations): ...and don't free it here.
4731 Also don't nullify label_to_block_map for cfun.
4733 2005-04-12 Caroline Tice <ctice@apple.com>
4735 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4736 Revert my patch from April 9.
4737 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4738 (reorder_basic_blocks): Revert my patch from April 9.
4739 (insert_section_boundary_note): Revert my patch from April 9.
4740 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4741 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4742 (COLD_END_LABEL): Revert my patch from April 9.
4743 (cold_text_section_label): Revert my patch from April 9.
4744 (cold_end_label): Revert my patch from April 9.
4745 (dwarf2out_switch_text_section): Revert my patch from April 9.
4746 (output_aranges): Revert my patch from April 9.
4747 (output_ranges): Revert my patch from April 9.
4748 (output_line_info): Revert my patch from April 9.
4749 (add_location_or_const_value_attribute): Revert my patch from April 9.
4750 (dwarf2out_var_location): Revert my patch from April 9.
4751 (dwarf2out_init): Revert my patch from April 9.
4752 (dwarf2out_finish): Revert my patch from April 9.
4753 * function.h (struct function): Revert my patch from April 9.
4754 * opts.c (decode_options): Revert my patch from April 9.
4755 * output.h (unlikely_section_label, hot_section_label,
4756 hot_section_end_label, cold_section_end_label,
4757 unlikely_text_section_name): Revert my patch from April 9.
4758 * passes.c (rest_of_handle_final): Revert my patch from April 9.
4759 * varasm.c (unlikely_section_label, hot_section_label,
4760 hot_section_end_label, cold_section_end_label,
4761 unlikely_text_section_name): Revert my patch from April 9.
4762 (initialize_cold_section_name): Revert my patch from April 9.
4763 (unlikely_text_section): Revert my patch from April 9.
4764 (in_unlikely_text_section): Revert my patch from April 9.
4765 (named_section): Revert my patch from April 9.
4766 (function_section): Revert my patch from April 9.
4767 (current_function_section): Revert my patch from April 9.
4768 (assemble_start_function): Revert my patch from April 9.
4769 (assemble_end_function): Revert my patch from April 9.
4770 (default_section_type_flags_1): Revert my patch from April 9.
4772 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4774 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4775 * config/sparc/sparc.md (untyped_call): Save the registers manually.
4777 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4779 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
4782 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4783 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4785 2004-04-12 Richard Henderson <rth@redhat.com>
4787 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4788 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4789 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4790 (UNSPEC_*, UNSPECV_*): Renumber.
4792 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
4795 From Richard Henderson <rth@redhat.com>:
4796 * tree-mudflap.c (mf_build_check_statement_for): Correct block
4799 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
4801 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4803 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4805 * config/bfin/bfin.c (bfin_library_id_string): Remove.
4806 (bfin_library_id): New variable.
4807 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4808 instead of bfin_library_id_string.
4809 (bfin_handle_option): New function.
4810 (override_options): Remove most code to deal with shared library IDs,
4811 just check they aren't used without -mid-shared-library.
4812 (TARGET_HANDLE_OPTION): Define.
4813 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4814 * config/bfin/bfin.opt (mshared-library-id=): New.
4816 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
4818 * tree-vect-transform.c: Fix comment typos.
4820 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4822 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4823 split critical edges when not possible/profitable.
4825 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4827 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4828 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4829 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4830 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4831 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4832 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4833 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4834 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4836 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4837 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4838 * config/ns32k/ns32k.opt: New file.
4840 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4842 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4843 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4844 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4845 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4846 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4847 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4848 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4849 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4850 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4851 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4852 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4853 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4854 (MASK_COLDFIRE): Formatting fixes.
4855 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4856 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4857 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4858 "_current_shared_library_a5_offset_".
4859 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4860 (MASK_ALL_CPU_BITS): New macro.
4861 (m68k_handle_option): New function.
4862 (override_options): Remove handling of m68k_library_id_string.
4863 * config/m68k/m68k.opt: New file.
4864 * config/m68k/ieee.opt: New file.
4866 2005-04-11 Mark Mitchell <mark@codesourcery.com>
4868 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4869 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4870 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4871 (TARGET_CXX): Adjust accordingly.
4872 * target.h (struct gcc_target): Remove epxort_class_data. Add
4873 determine_class_data_visibility and class_data_always_comdat.
4874 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4875 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4876 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4877 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4878 (arm_cxx_determine_class_data_visibility): New.
4879 (arm_cxx_class_data_always_comdat): Likewise.
4880 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4881 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4882 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4883 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4884 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4887 2005-04-11 Devang Patel <dpatel@apple.com>
4889 * tree-data-ref.c (build_classic_dist_vector,
4890 compute_subscript_distance): Make externally visible.
4891 * tree-data-ref.h (build_classic_dist_vector,
4892 compute_subscript_distance): Same.
4893 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4894 Check distance vector against vectorization factor.
4895 (vect_analyze_loop): Determine vectorizaion factor before
4896 analyzing data dependences.
4897 * tree-vectorizer.c (loops_num): Make it externally visible and
4899 * tree-vectorizer.c (vect_loops_num): ... new name.
4900 * tree-vectorizer.h (vect_loops_num): New.
4902 2005-04-11 Devang Patel <dpatel@apple.com>
4904 * tree-vect-analyze.c (vect_analyze_operations): Check
4905 vectorizable codition.
4906 * tree-vect-transform.c (vect_is_simple_cond): New function.
4907 (vectorizable_condition): New function.
4908 (vect_transform_stmt): Handle condition_vec_info_type.
4909 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4910 condition_vec_info_type.
4911 (vectorizable_condition): New.
4913 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4915 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4916 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4917 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4919 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4920 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4922 * dwarf2out.c (output_line_info): Don't try to dereference
4923 a NULL current_function_decl.
4925 * config/t-slibgcc-darwin: Don't put shared libraries in
4926 directories other than $(slibdir).
4927 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4930 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4932 PR tree-optimization/20933
4933 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4934 logic to reject aliases between read-only and writable
4936 (may_alias_p): ... here.
4937 (get_tmt_for): Do not associate read-only tags to pointers
4938 whose pointed-to type is not read-only.
4939 * tree-ssa.c (verify_ssa): Check that memory stores have at
4940 least one V_MAY_DEF or V_MUST_DEF.
4942 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4945 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4946 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4947 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4948 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4950 (fwrite_unlocked): Fix prototype.
4952 * configure, config.in: Regenerate.
4954 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4956 * tree-ssa-loop-im.c: Include real.h.
4957 (determine_invariantness_stmt): If real division divisor is
4958 invariant and flag_unsafe_math_optimizations enabled, generate
4959 invariant reciprocal for hoisting.
4960 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4962 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4964 Fix PR tree-optimization/20926
4966 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4968 2005-04-11 Devang Patel <dpatel@apple.com>
4970 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4973 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4975 * fold-const.c (fold_binary_op_with_conditional_arg):
4976 use fold_buildN instead of "fold (buildN" in some
4978 (fold_unary): Likewise.
4979 (fold_binary): Likewise.
4981 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4983 Fix PR tree-optimization/20612
4984 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4986 (perfect_nestify): preheaderbb is *not* part of loop of the
4989 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4991 * tree-ssa-alias.c (may_alias_p): If the variable
4992 is a global variable and the pointer is parameter
4993 and -fargument-noalias-global is used, then
4994 the pointer cannot alias the variable.
4996 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4998 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4999 * config/sparc/sparc.h: Likewise.
5000 * config/sparc/sparc.md: Likewise.
5002 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5004 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5006 * tree-vrp.c: Fix a comment typo.
5008 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5010 PR tree-optimization/20920
5011 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5012 SSA_NAME flows through an abnormal edge.
5013 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5014 through abnormal edges.
5015 (maybe_add_assert_expr): Likewise.
5017 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5019 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5020 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5021 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5022 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5023 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5024 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5025 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5026 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5027 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5028 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5029 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5030 (TARGET_HANDLE_OPTION): Likewise.
5031 (s390_tune): Initialize to PROCESSOR_max.
5032 (s390_arch_string): Make static.
5033 (s390_tune_string, s390_warn_framesize_string): Delete.
5034 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5035 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5036 (s390_handle_arch_option, s390_handle_option): New functions.
5037 (override_options): Remove parsing of option strings.
5038 * config/s390/s390.opt: New file.
5040 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5042 * tree-complex.c (expand_vector_operations): Call
5043 update_stmt_if_modified.
5045 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5047 * tree-vect-analyze (vect_determine_vectorization_factor):
5048 Do not use GET_MODE_NUNITS.
5049 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5050 (vectorizable_load, vect_transform_loop): Likewise.
5052 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5054 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5055 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5056 * optabs.h (enum optab_index): Add new OTI_lceil.
5057 (lceil_optab): Define corresponding macro.
5058 * optabs.c (init_optabs): Initialize lceil_optab.
5059 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5060 and lceildi2 patterns.
5061 * builtins.c (expand_builtin_int_roundingfn): Handle
5062 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5063 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5064 BUILT_IN_LLCEIL{,F,L}.
5065 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5066 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5067 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5068 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5069 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5070 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5071 into lceil built-in function and (long long int)ceil{,f,l} into
5072 llceil built-in function.
5073 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5076 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5078 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5081 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5083 * config/arm/arm.c: Fix a comment typo.
5084 * doc/tree-ssa.texi: Fix a typo.
5086 2005-04-10 Steven Bosscher <stevenb@suse.de>
5088 * cselib.c (clear_table): Rename to cselib_clear_table.
5089 * cselib.h (cselib_clear_table): Add prototype.
5090 * gcse.c (gcse_main): Make 'f' argument unused.
5091 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5092 of each basic block instead.
5093 (compute_sets, compute_hash_table_work): Likewise.
5094 (constprop_register): Change int 'alter_jumps' argument to bool.
5095 (do_local_cprop): Likewise.
5096 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5097 the insn chain. Explicitly clear the cselib tables after finishing
5098 one basic block. Make sure there are no unterminated libcall blocks.
5099 Update compute_sets call.
5100 (cprop): Walk basic blocks instead of the insn chain.
5101 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5103 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5104 one_cprop_pass calls.
5106 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5108 * combine.c (combine_simplify_rtx): Remove a transformation that
5109 relies on an invalid assumption about rtl sign-extension semantics.
5111 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5113 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5114 to build_int_cst_wide.
5116 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5119 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5120 set the original address pseudo to the correct value before the
5121 original insn, if possible, and leave the insn alone, otherwise
5122 create a new pseudo, set it and replace it in the insn.
5123 * recog.c (validate_change_maybe_volatile): New.
5124 * recog.h (validate_change_maybe_volatile): Declare.
5126 2005-04-09 Caroline Tice <ctice@apple.com>
5128 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5129 Remove targetm.have_named_sections test.
5130 (fix_edges_for_rarely_executed_code): Likewise.
5131 (insert_section_boundary_note): Likewise.
5132 (reorder_basic_blocks): Check partitioning flag before calling
5133 verify_hot_cold_block_grouping.
5134 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5135 the function struct rather than global variables.
5136 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5137 (COLD_END_LABEL): Likewise
5138 (cold_text_section_label): New static global variable.
5139 (cold_end_label): Likewise.
5140 (dwarf2out_switch_text_section): Get hot/cold section labels from
5141 the function struct rather than global variables.
5142 (output_aranges): Use cold_text_section_label and cold_end_label;
5143 check partitioning flag before putting out delta.
5144 (output_ranges): Remove incorrect code attempting to use
5146 (output_line_info): Get cold section label from function struct.
5147 (add_location_or_const_value_attribute): Likewise.
5148 (get_subprogram_die): Get hot/cold section labels from function struct.
5149 (dwarf2out_var_location): Likewise.
5150 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5151 write out cold_text_section_label if partition flag is set.
5152 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5153 * function.h (struct function): Add new fields to point to hot/cold
5154 section labels: hot_section_label, cold_section_label,
5155 hot_section_end_label and cold_section_end_label; also add new field
5156 for cold text section name, unlikely_text_section_name.
5157 * opts.c (decode_options): Turn off partitioning flag if
5158 !targetm.have_named_sections.
5159 * output.h (hot_section_label): Remove.
5160 (hot_section_end_label): Remove.
5161 (cold_section_end_label): Remove.
5162 (unlikely_section_label): Remove.
5163 (unlikely_text_section_name): Remove.
5164 * passes.c (rest_of_handle_final): Remove code that frees
5165 unlikely_text_section_name.
5166 * varasm.c (unlikely_section_label): Remove.
5167 (hot_section_label): Remove.
5168 (hot_section_end_label): Remove.
5169 (cold_section_end_label): Remove.
5170 (unlikely_text_section_name): Remove.
5171 (initialize_cold_section_name): Modify to call
5172 targetm.strip_name_encoding; to store cold section name in current
5173 function struct, if it exists; and to only use the decl_section_name
5174 if flag_named_sections is true.
5175 (unlikely_text_section): Modify to get section name out of current
5176 function struct, if there is one; otherwise build it from
5177 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5178 (in_unlikely_text_section): Likewise.
5179 (named_section): Modify to get/put cold section name in current function
5180 struct, if there is one.
5181 (function_section): Change 'bool unlikely' to 'int reloc'; check
5182 targetm.have_named_sections before calling named_section.
5183 (current_function_section): Likewise.
5184 (assemble_start_function): Modify to get/put unlikely_text_section_name
5185 in current function struct; modify to get hot/cold section labels
5186 from function struct; initialize labels using
5187 ASM_GENERATE_INTERNAL_LABEL;
5188 test partitioning flag before writing out hot section label.
5189 (assemble_end_function): Test partitioning flag before writing out
5190 hot/cold section labels.
5191 (default_section_type_flags_1): Modify to use array instead of
5192 char* for unlikely_text_section_name; set flags correctly for
5193 cold text section if there is not a current function decl.
5195 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5197 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5198 and TI_VA_LIST_FPR_COUNTER_FIELD.
5199 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5200 * tree-pass.h (pass_stdarg): Add.
5201 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5202 * tree-stdarg.c: New file.
5203 * tree-stdarg.h: New file.
5204 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5205 (tree-stdarg.o): Add dependencies.
5206 * function.h (struct function): Add va_list_gpr_size and
5207 va_list_fpr_size fields.
5208 * function.c (allocate_struct_function): Initialize them.
5209 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5210 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5211 (TARGET_INITIALIZER): Add it.
5213 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5214 va_list_{g,f}pr_counter_field.
5215 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5216 area will not be used. Only save registers that tree-stdarg.c
5217 detected they need saving.
5218 (ix86_va_start): Don't set up fields that won't be used.
5220 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5221 va_list_{g,f}pr_counter_field.
5222 (setup_incoming_varargs): Don't do anything if reg_save
5223 area will not be used. Only save registers that tree-stdarg.c
5224 detected they need saving.
5225 (rs6000_va_start): Don't set up fields that won't be used.
5227 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5228 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5229 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5230 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5232 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5235 * config/i386/i386.c (construct_container): Pass empty aligned
5236 struct, union or class in memory.
5238 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5240 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5241 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5242 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5243 config/rs6000/predicates.md: Fix comment typos.
5245 * sched-int.h (haifa_insn_data): Remove blockage and units.
5246 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5247 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5248 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5250 2005-04-09 Jan Hubicka <jh@suse.cz>
5251 Steven Bosscher <stevenb@suse.de>
5253 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5254 * cfgloop.c (get_loop_exit_edges): Likewise.
5255 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5257 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5258 * tree-cfg.c (dump_cfg_status): Likewise.
5260 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5262 * config/rs6000/predicates.md (altivec_register_operand): Remove
5263 redundant match_code test.
5264 (gpc_reg_operand): Same.
5265 (cc_reg_operand): Same.
5266 (cc_reg_not_cr0_operand): Same.
5268 2005-04-09 Jan Hubicka <jh@suse.cz>
5270 Forgotten hunk from my last merge patch:
5271 * final.c (output_addr_const): Do not call mark_referenced.
5273 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5275 * doc/tree-ssa.texi: Add immediate use documentation.
5277 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5279 * arm.c (FL_WBUF): Define.
5280 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5281 (arm_is_6_or_7): Delete.
5282 (arm_tune_wbuf): New.
5283 (arm_override_options): Set arm_tune_wbuf.
5284 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5285 (arm_is_6_or_7): Delete declaration.
5286 (arm_tune_wbuf): New declartion.
5287 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5288 (model_wbuf): Derive from arm_tune_wbuf.
5289 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5290 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5291 (arm740t): Mark CPUs as having a write buffer.
5293 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5295 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5296 of 'const_double_operand' in operand 2 constraints. Update enable
5299 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5301 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5302 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5303 * optabs.h (enum optab_index): Add new OTI_lfloor.
5304 (lfloor_optab): Define corresponding macro.
5305 * optabs.c (init_optabs): Initialize lfloor_optab.
5306 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5307 and lfloordi2 patterns.
5308 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5309 (expand_builtin_int_roundingfn): New function.
5310 (fold_builtin_int_roundingfn): New prototype.
5311 (fold_builtin_int_roundingfn): New function, renamed from
5312 fold_builtin_lround.
5313 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5314 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5315 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5316 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5317 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5318 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5319 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5320 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5321 into lfloor built-in function and (long long int)floor{,f,l} into
5322 llfloor built-in function.
5323 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5326 2005-04-08 Ian Lance Taylor <ian@airs.com>
5328 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5329 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5330 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5331 (DO_COND, DO_BODY): Likewise.
5332 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5333 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5334 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5335 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5336 (build_continue_stmt, build_break_stmt): Don't declare.
5337 (c_do_switch_warnings): Update declaration.
5338 * c-gimplify.c (enum bc_t): Remove.
5339 (struct c_gimplify_ctx, ctxp): Remove.
5340 (push_context, pop_context): Remove static functions.
5341 (c_genericize): Don't call push_context or pop_context.
5342 (begin_bc_block, finish_bc_block): Remove static functions.
5343 (build_bc_goto): Likewise.
5344 (gimplify_c_loop): Likewise.
5345 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5346 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5347 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5348 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5349 * c-common.c (c_do_switch_warnings): Rename from
5350 c_do_switch_warnings_1.
5351 (c_do_switch_warnings) [old version]: Remove.
5352 (c_do_switch_expr_warnings): Remove.
5353 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5354 function instead of c_do_switch_expr_warnings.
5355 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5356 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5357 * c-pretty-print.c (pp_c_statement): Likewise.
5358 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5360 2005-04-08 Devang Patel <dpatel@apple.com>
5362 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5363 While selecting replacement condition pay attention to loop header.
5365 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5367 Merge from tree-cleanup-branch: VRP, store CCP, store
5368 copy-prop, incremental SSA updating of FUD chains and
5369 newly exposed symbols.
5371 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5372 (OBJS-common): Add tree-vrp.o.
5373 (tree-vrp.o): New rule.
5374 * basic-block.h (nearest_common_dominator_for_set): Declare.
5375 * common.opt (ftree-store-ccp): New flag.
5376 (ftree-copy-prop): New flag.
5377 (ftree-vrp): New flag.
5378 (ftree-store-copy-prop): New flag.
5379 * dominance.c (nearest_common_dominator_for_set): New.
5380 * domwalk.c (walk_dominator_tree): Only traverse
5381 statements in blocks marked in walk_data->interesting_blocks.
5382 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5383 * fold-const.c (fold): Handle ASSERT_EXPR.
5384 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5385 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5386 flag_tree_vrp at -O2.
5387 * timevar.def (TV_TREE_VRP): Define.
5388 (TV_TREE_COPY_PROP): Define.
5389 (TV_TREE_STORE_COPY_PROP): Define.
5390 (TV_TREE_SSA_INCREMENTAL): Define.
5391 (TV_TREE_STORE_CCP): Define.
5392 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5393 to kill_redundant_phi_nodes from comment.
5394 (verify_expr): Handle ASSERT_EXPR.
5395 * tree-dfa.c (mark_new_vars_to_rename): Remove second
5396 argument. Update all users.
5397 (mark_call_clobbered_vars_to_rename): Remove. Update all
5399 * tree-flow-inline.h (unmodifiable_var_p): New.
5400 * tree-flow.h (enum value_range_type): Declare.
5401 (struct value_range_def): Declare.
5402 (value_range): Declare.
5403 (remove_all_phi_nodes_for): Remove. Update all users.
5404 (find_phi_node_for): Declare.
5405 (add_type_alias): Declare.
5406 (count_uses_and_derefs): Declare.
5407 (kill_redundant_phi_nodes): Remove.
5408 (rewrite_into_ssa): Remove.
5409 (rewrite_def_def_chains): Remove.
5410 (update_ssa, register_new_name_mapping, create_new_def_for,
5411 need_ssa_update_p, name_registered_for_update_p,
5412 release_ssa_name_after_update_ssa, dump_repl_tbl,
5413 debug_repl_tbl, dump_names_replaced_by,
5414 debug_names_replaced_by, mark_sym_for_renaming,
5415 mark_set_for_renaming, get_current_def, set_current_def,
5416 get_value_range, dump_value_range, debug_value_range,
5417 dump_all_value_ranges, debug_all_value_ranges,
5418 expr_computes_nonzero, loop_depth_of_name,
5419 unmodifiable_var_p): Declare.
5420 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5422 * tree-into-ssa.c (block_defs_stack): Update comment.
5423 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5424 syms_to_rename, names_to_release, repl_tbl,
5425 need_to_initialize_update_ssa_p, need_to_update_vops_p,
5426 need_to_replace_names_p): New locals.
5427 (NAME_SETS_GROWTH_FACTOR): Define.
5428 (struct repl_map_d): Declare.
5429 (struct mark_def_sites_global_data): Add field
5431 (enum rewrite_mode): Declare.
5432 (REGISTER_DEFS_IN_THIS_STMT): Define.
5433 (compute_global_livein): Use last_basic_block instead of
5435 (set_def_block): Remove last argument. Update all callers.
5436 (prepare_use_operand_for_rename): Remove. Update all callers.
5437 (prepare_def_operand_for_rename): Remove. Update all callers.
5438 (symbol_marked_for_renaming): New.
5441 (repl_map_hash): New.
5443 (repl_map_free): New.
5444 (names_replaced_by): New.
5445 (add_to_repl_tbl): New.
5446 (add_new_name_mapping): New.
5447 (mark_def_sites): Assume that all the operands in the
5448 statement are in normal form.
5449 (find_idf): Assert that the block in the stack is valid.
5450 (get_default_def_for): New.
5451 (insert_phi_nodes_for): Add new argument 'update_p'.
5453 If update_p is true, add a new mapping between the LHS of
5454 each new PHI and the name that it replaces.
5455 (insert_phi_nodes_1): Only call find_idf if needed.
5456 (get_reaching_def): Call get_default_def_for.
5457 (rewrite_operand): Remove.
5458 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5459 and REWRITE_THIS_STMT are false.
5460 Assume that all the operands in the statement are in
5462 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5463 (rewrite_virtual_phi_arguments): Remove.
5464 (invalidate_name_tags): Remove.
5465 (register_new_update_single, register_new_update_set,
5466 rewrite_update_init_block, replace_use,
5467 rewrite_update_fini_block, rewrite_update_stmt,
5468 rewrite_update_phi_arguments): New.
5469 rewrite_blocks): Remove argument 'fix_virtual_phis'.
5470 Add arguments 'entry', 'what' and 'blocks'.
5471 Initialize the dominator walker according to 'what' and
5473 Start the dominator walk at 'entry'.
5474 (mark_def_site_blocks): Add argument 'interesting_blocks'.
5475 Use it to configure the dominator walker.
5476 (rewrite_into_ssa): Remove argument 'all'.
5478 (rewrite_all_into_ssa): Remove.
5479 (rewrite_def_def_chains): Remove.
5480 (mark_def_interesting, mark_use_interesting,
5481 prepare_phi_args_for_update, prepare_block_for_update,
5482 prepare_def_site_for, prepare_def_sites,
5483 dump_names_replaced_by, debug_names_replaced_by,
5484 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5485 delete_update_ssa, create_new_def_for,
5486 register_new_name_mapping, mark_sym_for_renaming,
5487 mark_set_for_renaming, need_ssa_update_p,
5488 name_registered_for_update_p, ssa_names_to_replace,
5489 release_ssa_name_after_update_ssa,
5490 insert_updated_phi_nodes_for, update_ssa): New.
5491 * tree-loop-linear.c (linear_transform_loops): Call
5492 update_ssa instead of rewrite_into_ssa.
5493 * tree-optimize.c (vars_to_rename): Remove.
5495 (init_tree_optimization_passes): Replace
5496 pass_redundant_phi with pass_copy_prop.
5498 Replace pass_ccp with pass_store_ccp.
5499 Add pass_store_copy_prop after pass_store_ccp.
5500 (execute_todo): If the TODO_ flags don't include updating
5501 the SSA form, assert that it does not need to be updated.
5502 Call update_ssa instead of rewrite_into_ssa and
5503 rewrite_def_def_chains.
5504 If TODO_verify_loops is set, call verify_loop_closed_ssa.
5505 (tree_rest_of_compilation):
5506 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5507 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5508 TODO_cleanup_cfg): Renumber.
5509 (TODO_verify_loops, TODO_update_ssa,
5510 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5511 TODO_update_ssa_only_virtuals): Define.
5512 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5514 * tree-phinodes.c (make_phi_node): Update documentation.
5515 (remove_all_phi_nodes_for): Remove.
5516 (find_phi_node_for): New.
5517 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5518 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5519 (interpret_rhs_modify_expr): Likewise.
5520 * tree-sra.c (decide_instantiations): Mark all symbols in
5521 SRA_CANDIDATES for renaming.
5522 (mark_all_v_defs_1): Rename from mark_all_v_defs.
5523 (mark_all_v_defs): New function. Update all users to call it
5524 with the whole list of scalarized statements, not just the
5526 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5527 (compute_flow_insensitive_aliasing): If the tag is
5528 unmodifiable and the variable isn't or vice-versa, don't
5529 make them alias of each other.
5530 (setup_pointers_and_addressables): If the type tag for
5531 VAR is about to change, mark the old one for renaming.
5532 (add_type_alias): New.
5533 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5534 (ccp_lattice_t): Rename from latticevalue.
5535 (value): Remove. Update all users.
5536 (const_val): New local variable.
5537 (do_store_ccp): New local variable.
5538 (dump_lattice_value): Handle UNINITIALIZED.
5539 (debug_lattice_value): New.
5540 (get_default_value): Re-write.
5541 (set_lattice_value): Re-write.
5542 (def_to_varying): Remove. Update all users.
5543 (likely_value): Return VARYING for statements that make
5544 stores when STORE_CCP is false.
5545 Return VARYING for any statement other than MODIFY_EXPR,
5546 COND_EXPR and SWITCH_EXPR.
5547 (ccp_initialize): Re-write.
5548 (replace_uses_in, replace_vuse_in, substitute_and_fold):
5549 Move to tree-ssa-propagate.c.
5550 (ccp_lattice_meet): Handle memory stores when
5551 DO_STORE_CCP is true.
5552 (ccp_visit_phi_node): Likewise.
5553 (ccp_fold): Likewise.
5554 (evaluate_stmt): Likewise.
5555 (visit_assignment): Likewise.
5556 (ccp_visit_stmt): Likewise.
5557 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
5561 (do_ssa_store_ccp): New.
5562 (gate_store_ccp): New.
5563 (pass_store_ccp): Declare.
5564 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5565 (may_propagate_copy): Reformat.
5566 Don't abort if ORIG is a virtual and DEST isn't.
5567 If NEW does not have alias information but DEST does,
5569 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5570 copy_prop_kind, which_copy_prop): Declare.
5571 (stmt_may_generate_copy, get_copy_of_val,
5572 get_last_copy_of, set_copy_of_val, dump_copy_of,
5573 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5574 copy_prop_visit_stmt, copy_prop_visit_phi_node,
5575 init_copy_prop, fini_copy_prop, execute_copy_prop,
5576 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5577 store_copy_prop): New.
5578 (pass_copy_prop, pass_store_copy_prop): Declare.
5579 * tree-ssa-dom.c (struct opt_stats_d): Add fields
5580 'num_const_prop' and 'num_copy_prop'.
5581 (cprop_operand): Update them.
5582 (dump_dominator_optimization_stats): Dump them.
5583 (tree_ssa_dominator_optimize): Call update_ssa instead of
5585 (loop_depth_of_name): Declare extern.
5586 (simplify_cond_and_lookup_avail_expr): Guard against NULL
5587 values for LOW or HIGH.
5588 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5589 (record_equivalences_from_stmt): Call expr_computes_nonzero.
5590 (cprop_operand): Only propagate if VAL != OP.
5591 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5592 statement for renaming.
5593 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5594 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5595 add_type_alias if necessary.
5596 Call mark_new_vars_to_rename.
5597 (tree_ssa_iv_optimize): If new symbols need to be renamed,
5598 mark every statement updated, call update_ssa and
5599 rewrite_into_loop_closed_ssa.
5600 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5601 from LIVEIN if VAR is a virtual.
5602 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5603 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5604 (get_call_expr_operands): Reformat statement.
5605 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5607 * tree-ssa-propagate.c (ssa_prop_init): Initialize
5608 SSA_NAME_VALUE for every name.
5609 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5610 get_value_loaded_by): New.
5611 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5612 substitute_and_fold): Move from tree-ssa-ccp.c.
5613 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5614 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5615 get_value_loaded_by, replace_uses_in, substitute_and_fold):
5617 * tree-ssa.c (verify_use): Fix error message.
5618 (propagate_into_addr, replace_immediate_uses, get_eq_name,
5619 check_phi_redundancy, kill_redundant_phi_nodes,
5620 pass_redundant_phi): Remove. Update all users.
5621 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5622 add_type_alias, if necessary.
5623 * tree-vectorizer.h (struct _stmt_vect_info): Update
5624 documentation for field 'memtag'.
5625 * tree-vrp.c: New file.
5626 * tree.def (ASSERT_EXPR): Define.
5627 * tree.h (ASSERT_EXPR_VAR): Define.
5628 (ASSERT_EXPR_COND): Define.
5629 (SSA_NAME_VALUE_RANGE): Define.
5630 (struct tree_ssa_name): Add field 'value_range'.
5631 (PHI_REWRITTEN): Remove.
5632 (struct tree_phi_node): Remove field 'rewritten'.
5633 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5634 -ftree-store-copy-prop): Document.
5635 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5636 Document usage of update_ssa.
5638 2005-04-08 David Edelsohn <edelsohn@gnu.org>
5641 * config/rs6000/predicates.md (altivec_register_operand): Accept
5643 (and64_operand): Do not limit CONST_INT to mask64_operand.
5644 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5645 (and_operand): Do not limit CONST_INT to mask_operand.
5647 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
5649 PR rtl-optimization/20466
5650 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5651 for overlap of the address of each list member.
5652 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5654 2005-04-08 Mike Stump <mrs@apple.com>
5656 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5658 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5661 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5663 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5665 * function.c (push_function_context_to): Don't set
5667 * function.h (function): Remove contains_functions.
5668 (current_function_contains_functions): Remove.
5670 * function.h (function): Remove instrument_entry_exit.
5671 (current_function_instrument_entry_exit): Remove.
5673 * function.h (nonlocal_labels): Remove.
5675 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5677 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5678 (check_attr_value, write_attr_get, write_expr_attr_cache,
5679 find_attr, make_internal_attr): Don't reference negative_ok or
5681 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5682 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5683 (ATTR_STATIC): Adjust the value.
5685 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5687 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
5689 * config/s390/tpf.h (ASM_SPEC): Define.
5691 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5693 * tree-flow.h: Remove the prototype for
5694 redirect_immediate_uses.
5695 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5697 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
5699 * arm.c (arm_const_double_by_parts): New function.
5700 * arm-protos.h (arm_const_double_by_parts): Add prototype.
5701 * arm.md (define_split for 64-bit constants): Add another one.
5703 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
5705 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5707 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5709 * system.h: Revert last change.
5711 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
5713 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5714 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5715 (TARGET_SWITCHES): Delete.
5716 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5717 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5718 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5719 * config/xtensa/xtensa.opt: New file.
5721 2005-04-08 Ben Elliston <bje@au.ibm.com>
5723 * config/fp-bit.c: Include L_mul_tf in #endif comment.
5724 * config/fp-bit.h: Tidy comments.
5726 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5728 * system.h: Poison PARAMS.
5730 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
5732 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5733 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5734 (TARGET_SWITCHES): Delete.
5735 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5736 * config/vax/vax.opt: New file.
5738 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
5740 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5742 2005-04-07 Ian Lance Taylor <ian@airs.com>
5744 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5746 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5747 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5750 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
5752 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5753 all immediate uses in PHI nodes.
5755 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
5757 * arm.c (arm_const_double_inline_cost): Handle any constant by
5758 using gen_lowpart and gen_highpart_mode.
5759 (note_invalid_constants): All constants in an RTX with a constraint
5760 that permits memory are now pushed to the constant pool.
5761 (output_move_double): Delete code to handle reg to reg and
5762 constant to reg moves.
5763 (const_double_needs_minipool, output_mov_immediate): Delete.
5764 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5765 CONST_INT and CONST_VECTOR.
5766 * arm.md (ANY64): New mode macro.
5767 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
5768 (movdf_soft_insn): Split reg-reg and const-reg moves.
5769 (split patterns for 64-bit constant and register moves): New.
5770 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5771 (cirrus_movdf_hard_insn): Likewise.
5772 * fpa.md (movdf_fpa): Likewise.
5773 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5774 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5776 (movv2si_internal_2): Likewise.
5777 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5778 (movdf_vfp): Likewise.
5779 * arm-protos.h (output_mov_immediate): Delete prototype.
5781 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
5784 * simplify-rtx.c (simplify_unary_operation_1): Check
5785 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5787 2005-04-06 James E Wilson <wilson@specifixinc.com>
5790 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5793 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5795 * coverage.h (GCOV_TYPE_NODE): Delete.
5796 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5797 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5798 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5799 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5800 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5802 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5805 * Makefile.in (gcc.pot): Remove options.c dependency.
5806 * optc-gen.awk: Don't quote help strings with N_().
5808 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
5810 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5811 the function returns a pointer type.
5813 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
5815 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5816 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5817 * doc/invoke.texi: Documnet salias-max-implicit-fields.
5818 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5819 explicit_uses members.
5820 (get_or_create_used_part_for): Initialize new fields.
5821 (fieldoff_compare): New function.
5822 (create_overlap_variables_for): Count number of fields, use
5823 heuristic to determine whether to create subvars for vars with
5825 Sort the field list by offset and avoid creating duplicate SFT's.
5827 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5829 * c.opt (-F): Remove trailing whitespace from help string.
5830 (-finput-charset): Use a tab to separate the switch name and help
5832 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5833 (-ftree-vectorizer-verbose): Likewise.
5835 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5837 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5838 a PHI argument where a use occurs instead of all PHI arguments.
5840 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
5842 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5845 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5847 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5848 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5849 config/bfin/bfin.h: Fix comment typos.
5851 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
5853 * doc/install.texi: Update the URL for Jacks.
5854 * doc/sourcebuild.texi: Likewise.
5856 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5859 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5860 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
5862 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5864 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5866 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5868 * config/v850/v850-protos.h (override_options): Delete.
5869 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5870 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5871 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5872 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5873 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5874 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5875 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5876 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5877 (OVERRIDE_OPTIONS): Delete.
5878 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5879 (small_memory_info): Remove the value field.
5880 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5882 * config/v850/v850.c (small_memory): Remove the value field.
5883 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5884 (override_options): Delete.
5885 (v850_handle_memory_option, v850_handle_option): New functions.
5886 * config/v850/v850.opt: New file.
5888 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5890 * config.host: Add a section for generic hosts, and a subsection
5891 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5892 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5893 * config/host-darwin.h: New.
5894 * config/x-darwin: New.
5895 * config/i386/host-i386-darwin.c: New.
5896 * config/i386/x-darwin: New.
5897 * config/rs6000/host-darwin.c: Include host-darwin.h.
5898 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5899 (darwin_rs6000_gt_pch_use_address): Likewise.
5900 * config/rs6000/x-darwin: Change name of .o built, update
5901 dependencies for changes to rs6000/host-darwin.c.
5903 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5906 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5908 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5910 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5911 split_loop_exit_edge instead of loop_split_edge_with.
5913 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5915 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5916 UNSPEC_SET_VSCR): New constants, used throughout.
5918 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5920 (altivec_vspltis<VI_char>): ... this pattern, using
5921 a QImode const_int_operand for the immediate.
5922 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5925 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5928 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5930 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5932 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5934 2005-04-06 Ben Elliston <bje@au.ibm.com>
5936 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5937 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5938 macros as living in "this file" and not gcc.h.
5940 2005-04-06 Ben Elliston <bje@au.ibm.com>
5942 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5943 -ftree-live_range_split. Perhaps renamed at some point?
5945 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5948 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5949 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5951 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5953 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5954 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5955 (number_of_iterations_special): New function.
5956 (number_of_iterations_exit): Use number_of_iterations_special.
5957 Use simplify_using_outer_evolutions only at -O3.
5958 (number_of_iterations_cond, tree_simplify_using_condition,
5959 simplify_using_initial_conditions, loop_niter_by_eval,
5960 compare_trees, can_count_iv_in_wider_type_bound,
5961 simplify_using_outer_evolutions): Use fold_build.
5963 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5965 * doc/install.texi (Configuration): Document --with-java-home.
5967 2005-04-05 Richard Henderson <rth@redhat.com>
5971 * config/i386/i386.c (print_operand): Handle vector zeros.
5972 (ix86_split_to_parts): Handle CONST_VECTOR.
5973 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5974 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5975 what modes to tie for MMX and SSE registers.
5976 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5977 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5978 to vector modes as well.
5979 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5980 properly as an input mode.
5982 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5984 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5986 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5988 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5990 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5992 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5993 and local functions, set sse_nregs to 8 and float_in_sse.
5994 (function_arg_advance, function_arg): If float_in_sse, pass
5995 SFmode and DFmode arguments in SSE registers.
5996 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5998 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5999 of -funit-at-a-time.
6001 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6003 * config/i386/i386-protos.h (ix86_function_value): Accept two
6004 arguments, like the target macro.
6005 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6006 * config/i386/i386.c (ix86_function_value): Accept the second
6007 argument of the target macro.
6008 (ix86_function_ok_for_sibcall): Pass a function pointer to
6009 ix86_function_value.
6010 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6011 call to ix86_value_regno).
6012 (ix86_value_regno): Add support for returning floating point values
6015 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6017 PR tree-optimization/20076
6018 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6019 that call __builtin_return or __builtin_apply_args.
6021 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6023 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6024 Use immediate use iterator.
6025 (stmt_is_bumper_for_loop): Use immediate use iterator.
6026 * predict.c (strip_builtin_expect): Use update_stmt.
6027 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6028 on all elements of a STATEMENT_LIST.
6029 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6030 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6031 (bsi_replace): Mark stmt as modified and the update it.
6032 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6033 (expand_complex_libcal): Call update_stmt.
6034 (expand_complex_comparison): Call mark_stmt_modified.
6035 (expand_complex_operations_1): Call update_stmt_if_modified.
6036 (expand_vector_operations_1): Call mark_stmt_modified.
6037 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6038 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6039 add_immediate_use, redirect_immediate_use,
6040 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6041 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6042 (mark_new_vars_to_rename): Call update_stmt.
6043 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6044 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6046 (unmodify_stmt): Delete.
6047 (update_stmt): New. Force an update of a stmt.
6048 (update_stmt_if_modified): update a stmt if it is out of date.
6049 (get_stmt_operands): Verify stmt is NOT modified.
6050 (stmt_modified_p): Update comment.
6051 (delink_imm_use): Remove a use node from its immuse list.
6052 (link_imm_use_to_list): Link a use node to a specific list.
6053 (link_imm_use): Link a node to the correct list.
6054 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6055 it in the correct list, if appropriate.
6056 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6057 (relink_imm_use): Link a use node in place of another node in a list.
6058 (relink_imm_use_stmt): LInk a node in place of another node, and set
6060 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6061 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6062 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6063 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6064 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6065 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6066 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6067 (has_zero_uses): New. Return true if there are no uses of a var.
6068 (has_single_use): New. Return true if there is only a single use of a
6070 (single_imm_use): New. Return the simgle immediate use.
6071 (num_imm_uses): New. Return the number of immediate uses.
6072 (get_v_must_def_ops): Use is now a pointer.
6073 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6074 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6076 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6077 (delink_stmt_imm_use): Delink all immuses from a stmt.
6078 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6079 * tree-flow.h (struct dataflow_d): Delete.
6080 (immediate_use_iterator_d): New. Immediate use iterator struct.
6081 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6082 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6083 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6085 (struct stmt_ann_d): Remove dataflow_t from struct.
6086 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6087 (if_convertible_phi_p): Use FAST immuse iterator.
6088 (if_convertible_loop_p): Don't call compute_immediate_uses.
6089 (replace_phi_with_cond_modify_expr): Call update_stmt.
6090 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6091 update_stmt_if_modified.
6092 (rewrite_all_into_ssa): Initialize ssa operands.
6093 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6094 compute_immediate_uses.
6095 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6096 ssa_property is available.
6097 (execute_one_pass): Change parameters passed to execute_todo.
6098 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6099 (remove_ssa_form): Call fini_ssa_operands.
6100 (insert_backedge_copies): Delete call to modify_stmt.
6101 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6102 (release_phi_node): Delink any use nodes before releasing.
6103 (resize_phi_node): Relink any use nodes.
6104 (remove_phi_arg_num): Delink the use node.
6105 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6106 (remove_all_phi_nodes_for): Release phi node first.
6107 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6108 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6109 (scalarize_use, scalarize_copy): Call update_stmt.
6110 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6111 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6112 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6113 (ccp_initialize): Remove call to compute_immediate_uses.
6114 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6115 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6117 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6118 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6119 (eliminate_redundant_computations): Call mark_stmt_modified.
6120 (cprop_operand): Call mark_stmt_modified.
6121 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6122 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6123 (dse_optimize_stmt): Use new immuse interface.
6124 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6125 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6126 (substitute_single_use_vars): Use new immuse interface.
6127 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6128 and compute_immediate_uses.
6129 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6131 (rewrite_mem_refs): Call update_stmt.
6132 (determine_lsm): Remove call to compute_imm_uses and free_df.
6133 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6134 (try_unroll_loop_completely): Call update_stmt.
6135 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6136 (rewrite_use_compare): Call update_stmt.
6137 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6138 (rewrite_use) : Call update_stmt.
6139 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6140 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6142 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6143 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6144 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6146 (initialize_vuse_operand): New. Initialize a vuse operand.
6147 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6148 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6149 (finalize_ssa_defs): Use stmt parameter.
6150 (correct_use_link): Ensure a use node is in the correct list, and has
6151 the correct stmt pointer.
6152 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6153 finalize_ssa_v_must_defs): Also initialize use nodes.
6154 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6155 (build_ssa_operands): Seperate parsing from final operand construction.
6156 (parse_ssa_operands): New. Parse entry point for operand building.
6157 (swap_tree_operands): New. Swap 2 tree operands.
6158 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6160 (get_expr_operands): Call swap_tree_operands when needed.
6161 (copy_virtual_operands): Use initialize routines for virtual use ops.
6162 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6163 (verify_abort): New. Issue imm_use error.
6164 (verify_imm_links): New Verify imm_use links for a var.
6165 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6166 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6167 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6168 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6169 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6170 (NULL_USE_OPERAND_P) Define.
6171 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6173 (struct vuse_operand_type): New struct.
6174 (SET_USE): Call set_ssa_use_from_ptr.
6176 (PHI_ARG_INDEX_FROM_USE): Define.
6177 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6178 argument via SET_USE, not PHI_ARG_DEF_TREE.
6179 * tree-ssa-pre.c (eliminate): Call update_stmt.
6180 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6182 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6183 (nearest_common_dominator_of_uses): Use imm_use iterator.
6184 (statement_sink_location): Use imm_use iterator and interface.
6185 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6186 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6187 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6188 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6189 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6190 if new parameter is true.
6191 (init_tree_ssa): Don't initialize operand cache here.
6192 (delete_tree_ssa): Don't destroy operand cache here.
6193 (propagate_into_addr): Pass in a use pointer, return true if anything
6195 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6196 (check_phi_redundancy): Use imm_use iterator.
6197 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6199 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6200 (release_ssa_name): Delink node and all elements in its imm_use list.
6201 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6202 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6203 * tree-vectorizer.c (need_imm_uses_for): Delete.
6204 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6205 * tree.h (struct ssa_imm_use_d): Define.
6206 (SSA_NAME_IMM_USE_NODE): Define.
6207 (struct tree_ssa_name): Add imm_use node.
6209 (PHI_ARG_IMM_USE_NODE): Define.
6210 (struct phi_arg_d): Add imm_use node.
6211 (struct tree_phi_node): Remove struct dataflow_d element.
6212 (TDF_STMTADDR): Define.
6214 2005-04-05 Dale Johannesen <dalej@apple.com>
6216 * doc/invoke.texi (Optimization Options): Remove
6217 duplicate -fcse-follow-jumps. Add -fweb.
6218 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6219 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6221 2005-04-05 Per Bothner <per@bothner.com>
6223 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6224 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6225 (warn_uninit): Get EXPR_LOCUS from context now instead.
6226 This fixes a USE_MAPPED_LOCATION testsuite failure.
6228 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6230 2005-04-05 Per Bothner <per@bothner.com>
6232 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6233 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6234 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6237 2004-04-05 Devang Patel <dpatel@apple.com>
6239 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6240 (lhsr<mode>3): ... new name.
6241 (altivec_vsra<VI_char>): Rename to ..
6242 (ashr<mode>3): ... new name.
6243 * config/rs6000/rs6000.c (builtin_description): Rename shift
6246 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6248 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6249 gen_lowpart_for_combine.
6250 * cse.c (gen_lowpart_if_possible): Move...
6251 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6253 (gen_lowpart_no_emit_general): Use it.
6255 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6257 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6260 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6262 * system.h: Fix typo.
6264 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6266 * config/bfin/bfin-modes.def: New file.
6267 * config/bfin/bfin-protos.h: New file.
6268 * config/bfin/bfin.c: New file.
6269 * config/bfin/bfin.h: New file.
6270 * config/bfin/bfin.md: New file.
6271 * config/bfin/bfin.opt: New file.
6272 * config/bfin/crti.s: New file.
6273 * config/bfin/crtn.s: New file.
6274 * config/bfin/elf.h: New file.
6275 * config/bfin/lib1funcs.asm: New file.
6276 * config/bfin/predicates.md: New file.
6277 * config/bfin/t-bfin: New file.
6278 * config/bfin/t-bfin-elf: New file.
6279 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6280 Document new attributes.
6281 (interrupt, interrupt_handler, saveall): Update documentation for
6283 * doc/install.texi (Specific): Add entry for the Blackfin.
6284 * doc/invoke.texi (Blackfin Options): New section.
6285 * doc/md.texi (Blackfin family): New section to document constraints.
6286 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6288 2005-04-05 Olivier Hainque <hainque@adacore.com>
6290 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6291 match what the system unwinder expects.
6292 * config/mips/mips.c (mips_frame_set): If we're saving the return
6293 address register and the dwarf return address column number differs
6294 from the hard register number, adjust the note reg to refer to the
6297 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6299 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6300 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6301 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6302 (processor_type): New enum.
6303 (mn10300_processor): New variable.
6304 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6305 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6306 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6307 (PROCESSOR_DEFAULT): New macro.
6308 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6309 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6310 (mn10300_handle_option, mn10300_override_options): New functions.
6311 * config/mn10300/mn10300.opt: New file.
6313 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6314 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6316 PR tree-optimization/19903
6317 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6318 that don't fit in their type after conversion.
6320 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6323 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6324 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6325 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6326 flag here. Implement using define_insn_and_split.
6327 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6328 (frndintxf2_mask_pm_i387): New insn patterns.
6329 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6330 Do not set ix86_optimize_mode_switching flag.
6331 (ceilsf2, ceildf2, ceilxf2): Same.
6332 (btruncsf2, btruncdf2, btruncxf2): Same.
6333 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6335 2005-04-05 Ian Lance Taylor <ian@airs.com>
6338 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6339 i386_pe_record_external_function.
6340 (i386_pe_record_external_function): Update declaration.
6341 * config/i386/winnt.c (struct extern_list): Add decl field.
6342 (i386_pe_record_external_function): Add decl parameter.
6343 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6345 * config/i386/i386-protos.h (i386_pe_record_external_function):
6348 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6350 * config/m68k/m68k-protos.h: Add a prototype for
6351 valid_dbcc_comparison_p_2.
6352 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6353 extend_operator, const_uint32_operand, const_sint32_operand,
6354 general_src_operand, nonimmediate_src_operand,
6355 memory_src_operand, post_inc_operand, pre_dec_operand,
6356 pcrel_address): Move to predicates to predicates.md.
6357 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6358 * config/m68k/m68k.md: Include predicates.md.
6359 * config/m68k/predicates.md: New.
6361 2005-04-04 Roger Sayle <roger@eyesopen.com>
6363 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6365 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6367 2005-04-04 Ian Lance Taylor <ian@airs.com>
6369 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6371 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6372 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6373 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6374 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6375 * c-common.c (c_do_switch_warnings_1): New static function broken
6376 out of c_do_switch_warnings.
6377 (c_do_switch_warnings): Call c_do_switch_warnings_1.
6378 (c_do_switch_expr_warnings): New function.
6379 * c-common.h (c_do_switch_expr_warnings): Declare.
6381 2005-04-04 David Edelsohn <edelsohn@gnu.org>
6382 Daniel Jacobowitz <dan@codesourcery.com>
6384 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6386 * rtlanal.c (may_trap_p): Same.
6388 2005-04-04 Dale Johannesen <dalej@apple.com>
6390 * ChangeLog: remove reference to ChangeLog.12.
6392 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
6394 CRIS epilogue as RTL.
6395 * config/cris/cris.md: Change all 0 in unspec 0 to
6397 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6398 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6400 ("return"): Change to define_expand. Call cris_expand_return for
6402 ("*return_expanded"): New pattern.
6403 ("epilogue"): New define_expand.
6404 * config/cris/cris.h (PREDICATE_CODES): Add
6405 cris_load_multiple_op.
6406 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6408 (enum cris_retinsn_type): New.
6409 (struct machine_function): New member return_type.
6410 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6411 (cris_target_asm_function_epilogue): Remove, moving RTLified
6413 (cris_expand_epilogue): New function.
6414 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6415 (cris_gen_movem_load, cris_load_multiple_op)
6416 (cris_return_address_on_stack_for_return, cris_expand_return): New
6418 (cris_target_asm_function_prologue)
6419 (cris_initial_frame_pointer_offset): Call
6420 cris_reg_saved_in_regsave_area instead of complicated expression.
6421 Call cris_return_address_on_stack instead of an expression.
6422 (cris_print_operand) <case 'o', case 'O'>: New cases.
6423 (cris_return_address_on_stack): Change return-type to bool.
6424 (cris_simple_epilogue): Ditto. Return false if registers are
6426 * config/cris/cris-protos.h (cris_simple_epilogue)
6427 (cris_return_address_on_stack): Adjust prototype return type.
6428 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6429 (cris_return_address_on_stack_for_return): New prototypes.
6431 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6433 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6434 gpr_or_int12_operand.
6436 * config/frv/frv-protos.h: Add a prototype to
6437 frv_legitimate_memory_operand and frv_const_unspec_p.
6438 (frv_unspec): Move from frv.c.
6439 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6440 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6441 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6442 gpr_or_fpr_operand, gpr_or_int12_operand,
6443 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6444 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6445 int6_operand, int5_operand, uint5_operand, uint4_operand,
6446 uint1_operand, int_2word_operand, uint16_operand,
6447 upper_int16_operand, integer_register_operand,
6448 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6449 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6450 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6451 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6452 move_destination_operand, movcc_fp_destination_operand,
6453 frv_function_symbol_referenced_p, move_source_operand,
6454 condexec_dest_operand, condexec_source_operand,
6455 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6456 const_unspec_operand, gpr_or_memory_operand,
6457 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6458 icc_operand, fcc_operand, cc_operand, icr_operand,
6459 fcr_operand, cr_operand, call_operand, sibcall_operand,
6460 symbolic_operand, relational_operator,
6461 integer_relational_operator, float_relational_operator,
6462 ccr_eqne_operator, minmax_operator,
6463 condexec_si_binary_operator, condexec_si_media_operator,
6464 condexec_si_divide_operator, condexec_si_unary_operator,
6465 condexec_sf_conv_operator, condexec_sf_add_operator,
6466 condexec_memory_operand, intop_compare_operator, acc_operand,
6467 even_acc_operand, quad_acc_operand, accg_operand: Move to
6469 * config/frv/frv.h (PREDICATE_CODES): Remove.
6470 * config/frv/frv.md: Include predicates.md.
6471 * config/frv/predicates.md: New.
6473 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6476 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6477 * tree-ssa-loop-ivopts.c: Include langhooks.h.
6478 (add_standard_iv_candidates_for_size): New function, extracting code
6479 from add_standard_iv_candidates and parameterizing it by type size.
6480 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6482 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6484 * system.h (GCOV_SIZE_TYPE): Unposion.
6485 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6486 (GCOV_TYPE_SIZE): ...this new macro.
6487 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6488 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6489 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6490 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6491 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6492 instead of unsigned_intSI_type_node.
6493 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6494 (rtl_gen_one_value_profiler_no_edge_manipulation)
6495 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6496 * value-prof.c: Include coverage.h.
6498 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
6499 Diego Novillo <dnovillo@redhat.com>
6501 Fix PR tree-optimization/20703
6502 Fix PR tree-optimization/20725
6504 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6505 (create_expression_by_pieces): Ditto.
6506 (valid_in_set): Ditto. Also handle tcc_declaration.
6507 (find_or_generate_expression): Handle comparison class.
6508 (insert_into_preds_of_block): Ditto.
6509 (insert_aux): Ditto.
6510 (create_value_expr_from): Handle comparison class, recursively
6511 handle reference nodes.
6512 (compute_avail): Handle comparison classes, rewrite a little cleaner.
6513 (execute_pre): Fix spacing.
6514 (do_fre): Renamed to execute_fre.
6516 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6518 * doc/invoke.texi (SPARC options): Document that
6519 -mlittle-endian is not supported on Linux either.
6521 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6525 * config.gcc (Obsolete configurations): Remove
6526 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6527 (sparclite-*-coff*): Delete.
6528 (sparclite-*-elf*): Likewise.
6529 (sparc86x-*-elf*): Likewise.
6530 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6531 * config/sparc/lite.h: Delete.
6532 * config/sparc/litecoff.h: Likewise.
6533 * config/sparc/liteelf.h: Likewise.
6534 * config/sparc/sp86x-elf.h: Likewise.
6535 * config/sparc/t-sparclite: Likewise.
6536 * config/sparc/t-sp86x: Likewise.
6538 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
6540 * config/s390/s390-protos.h: (s390_comparison,
6541 s390_alc_comparison, s390_slb_comparison, const0_operand,
6542 consttable_operand, larl_operand, s_operand,
6543 shift_count_operand, bras_sym_operand, load_multiple_operation,
6544 store_multiple_operation, s390_plus_operand): Remove prototypes.
6545 (s390_legitimate_address_without_index_p): New prototype.
6546 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6548 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6549 const0_operand, consttable_operand, larl_operand, s_operand,
6550 shift_count_operand, bras_sym_operand, load_multiple_operation,
6551 store_multiple_operation, s390_plus_operand): Move to
6553 (check_mode): Remove.
6554 (s390_branch_condition_mask): Remove 'static'. Move prototype to
6556 (s390_legitimate_address_without_index_p): New.
6557 * config/s390/s390.h (PREDICATE_CODES): Remove.
6558 * config/s390/s390.md: Include predicates.md.
6559 * config/s390/predicates.md: New.
6561 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6564 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6565 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6566 (NEED_INDICATE_EXEC_STACK): Define to 1.
6567 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6568 (NEED_INDICATE_EXEC_STACK): Define to 1.
6569 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6570 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6571 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6572 (pic_helper_emitted_p): New global.
6573 (emit_pic_helper): New function extracted from...
6574 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
6575 Do not call emit_pic_helper if delay_pic_helper is true.
6576 (sparc_expand_prologue): Pass 'false' to load_pic_register.
6577 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6578 (sparc_file_end): New function.
6580 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6582 * config/mcore/mcore-protos.h: Remove the prototypes for
6583 mcore_arith_reg_operand, mcore_general_movsrc_operand,
6584 mcore_general_movdst_operand, mcore_reload_operand,
6585 mcore_arith_J_operand, mcore_arith_K_operand,
6586 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6587 mcore_arith_K_S_operand, mcore_arith_imm_operand,
6588 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6589 mcore_literal_K_operand, mcore_addsub_operand,
6590 mcore_compare_operand, mcore_load_multiple_operation,
6591 mcore_store_multiple_operation, mcore_call_address_operand.
6592 Add a prototype for const_ok_for_mcore.
6593 * config/mcore/mcore.c (mcore_call_address_operand,
6594 mcore_general_movsrc_operand, mcore_general_movdst_operand,
6595 mcore_arith_reg_operand, mcore_reload_operand,
6596 mcore_arith_J_operand, mcore_arith_K_operand,
6597 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6598 mcore_arith_M_operand, mcore_arith_imm_operand,
6599 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6600 mcore_literal_K_operand, mcore_addsub_operand,
6601 mcore_compare_operand, mcore_load_multiple_operation,
6602 mcore_store_multiple_operation): Move to predicates.md.
6603 (const_ok_for_mcore): Export.
6604 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6605 * config/mcore/mcore.md: Include predicates.md.
6606 * config/mcore/predicates.md: New.
6608 * config/mcore/predicates.md: Fix a comment typo.
6610 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
6611 Adrian Straetling <straetling@de.ibm.com>
6613 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6614 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6615 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6617 ("imul"): Removed from "type" attribute.
6618 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6619 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6620 Changed type to imulsi.
6621 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6623 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6625 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6626 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6627 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6628 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6629 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6630 (TARGET_SWITCHES, mcore_stack_increment_string)
6631 (TARGET_OPTIONS): Delete.
6632 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6633 than *_BIT constants.
6634 (TARGET_8ALIGN): #undef old definition before redefining to 1.
6635 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6636 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6637 (mcore_override_options): Delete mcore_stack_increment code.
6638 Change use of M340_BIT to MASK_M340.
6639 * config/mcore/mcore.opt: New file.
6641 2005-04-04 Ian Lance Taylor <ian@airs.com>
6643 * config/arm/arm.c (replace_symbols_in_block): Remove static
6646 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6648 * config/fr30/fr30-protos.h: Remove the prototypes for
6649 stack_add_operand, add_immediate_operand,
6650 high_register_operand, low_register_operand, call_operand,
6651 di_operand, and nonimmediate_di_operand.
6652 * config/fr30/fr30.c (stack_add_operand,
6653 add_immediate_operand, high_register_operand,
6654 low_register_operand, call_operand, di_operand,
6655 nonimmediate_di_operand): Move to predicates.md.
6656 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6657 * config/fr30/fr30.md: Include predicates.md.
6658 * config/fr30/predicates.md: New.
6660 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6661 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
6662 mcore_call_address_operand.
6664 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6665 general_movsrc_operand.
6667 2005-04-04 Alan Modra <amodra@bigpond.net.au>
6669 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6672 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
6675 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6678 2005-04-04 Richard Henderson <rth@redhat.com>
6679 Jakub Jelinek <jakub@redhat.com>
6681 PR rtl-optimization/16104
6682 * fold-const.c (fold_unary): Fix folding of vector conversions.
6684 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6686 * config.gcc (xstormy16-*-elf): Set extra_options.
6687 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6688 * config/stormy16/stormy16.opt: New file.
6690 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6692 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6693 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6694 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6695 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6696 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6697 (TARGET_UNIX_ASM): Delete.
6698 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6699 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6700 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6701 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6702 * config/pdp11/pdp11.opt: New file.
6704 2005-04-03 Roger Sayle <roger@eyesopen.com>
6705 Alexandre Oliva <aoliva@redhat.com>
6708 * fold-const.c (non_lvalue): Split tests into...
6709 (maybe_lvalue_p): New function.
6710 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6711 C++ front-end prior to lowering into gimple form.
6713 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6715 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6716 BUILT_IN_STRNCASECMP): New.
6717 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6720 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
6723 * arm.md (addsi3_compare0_for_combiner): Delete.
6724 (addsi3_compare0_scratch_for_combiner): Delete.
6725 (cmpsi_neg_shiftsi): Delete.
6726 (compare_negsi_si): New pattern.
6727 (cmpsi_negshiftsi_si): New pattern.
6728 (negated_cbranchsi4): Restrict to equality_operator.
6730 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6733 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6735 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6738 * doc/install.texi: Fix a typo.
6740 2005-04-03 Steven Bosscher <stevenb@suse.de>
6743 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6744 a computed goto if the edge to the computed goto block has
6745 incoming abnormal edges. Clarify how the function works.
6747 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
6749 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6750 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6751 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6752 hash_scan_set, reg_set_between_after_reload_p,
6753 reg_used_between_after_reload_p, get_avail_load_store_reg,
6754 eliminate_partially_redundant_load): Likewise.
6755 * postreload.c (reload_cse_simplify_set,
6756 reload_combine_note_use): Likewise.
6757 * predict.c (predict_insn, expected_value_to_br_prob,
6758 propagate_freq, expensive_function_p): Likewise.
6759 * print-rtl.c (print_rtx): Likewise.
6760 * profile.c (instrument_edges, instrument_values,
6761 compute_branch_probabilities, branch_prob, union_groups,
6762 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6763 * protoize.c (in_system_include_dir, file_could_be_converted,
6764 file_normally_convertible, gen_aux_info_file, seek_to_line,
6765 do_cleaning): Likewise.
6766 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6767 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6768 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6770 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6772 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6773 * modulo-sched.c (undo_replace_buff_elem): New structure.
6774 (kernel_number_of_cycles, ps_unschedule_node,
6775 undo_generate_reg_moves,free_undo_replace_buff,
6776 undo_permute_partial_schedule, loop_single_full_bb_p,
6777 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6778 build_loops_structure, get_sched_window): New.
6779 (generate_reg_moves): Return undo_replace_buff_elem and other
6781 (generate_prolog_epilog): Remove old loop versioning.
6782 (sms_schedule): Use loop information and loop_version.
6783 (sms_schedule_by_order): Split part of it to get_sched_window.
6784 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6785 cfg_layout_finalize and free_dominance_info before/after SMS.
6787 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6789 * cfghooks.c (lv_flush_pending_stmts,
6790 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6791 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6792 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6793 lv_add_condition_to_bb,
6794 lv_adjust_loop_header_phi, extract_cond_bb_edges,
6795 flush_pending_stmts): New in cfg_hooks structure.
6796 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6797 extract_cond_bb_edges, lv_adjust_loop_header_phi,
6798 lv_add_condition_to_bb): New declarations.
6799 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6801 (loop_version): Declare.
6802 * cfgloopmanip.c (cfghooks.h): Include.
6803 (duplicate_loop_to_header_edge): Change return type to bool.
6804 (loop_version, lv_adjust_loop_entry_edge): Move here.
6805 * cfgrtl.c (cfgloop.h): Include.
6806 (rtl_verify_flow_info_1): Fix.
6807 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6808 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6810 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6811 tree_lv_add_condition_to_bb): New.
6812 (tree_cfg_hooks): Add new hooks to initialization.
6813 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6814 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6816 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6818 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6819 xstormy16_below100_or_register,
6820 xstormy16_splittable_below100_or_register, and
6821 nonimmediate_nonstack_operand.
6823 * config/stormy16/stormy16-protos.h: Remove the prototypes for
6824 xstormy16_ineqsi_operator, equality_operator,
6825 inequality_operator, shift_operator,
6826 xstormy16_below100_operand, xstormy16_below100_or_register,
6827 xstormy16_splittable_below100_or_register,
6828 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6829 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6830 equality_operator, inequality_operator,
6831 xstormy16_below100_operand, xstormy16_below100_or_register,
6832 xstormy16_splittable_below100_or_register,
6833 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6834 nonimmediate_nonstack_operand, shift_operator): Move to
6836 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6837 * config/stormy16/stormy16.md: Include predicates.md.
6838 * config/stormy16/predicates.md: New.
6840 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6842 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6843 small_int, large_int, reg_or_0_operand, simple_memory_operand,
6844 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6845 move_operand, power_of_2_operand): Move to predicates.md.
6846 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6847 PREDICATE_CODE): Remove.
6848 * config/iq2000/iq2000.md: Include predicates.md.
6849 * config/iq2000/predicates.md: New.
6851 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
6853 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6854 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6855 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6856 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6857 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6858 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6859 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6860 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6861 (TARGET_M68HC11): Delete.
6862 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6863 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6864 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6865 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6866 (nb_soft_regs): Delete.
6867 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6868 (m68hc11_override_options): Remove the code that caters for MASK_M6811
6869 and MASK_M6812 being set simultaneously. Change the code that sets
6870 the default m68hc11_soft_reg_count to use integers instead of strings.
6871 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6872 m68hc11_soft_reg_count (which now has an int type) as the number
6874 * config/m68hc11/m68hc11.opt: New file.
6876 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6878 * config/fr30/fr30.h (PREDICATE_CODES): Remove
6879 fp_displacement_operand, sp_displacement_operand.
6881 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6883 Remove the prototypes for tst_operand, cmp_operand,
6884 stack_register_operand, d_register_operand,
6885 hard_addr_reg_operand, splitable_operand,
6886 m68hc11_logical_operator, m68hc11_arith_operator,
6887 m68hc11_non_shift_operator, m68hc11_shift_operator,
6888 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6889 non_push_operand, hard_reg_operand, and
6890 reg_or_some_mem_operand.
6891 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6893 (tst_operand, cmp_operand, non_push_operand,
6894 splitable_operand, reg_or_some_mem_operand,
6895 stack_register_operand, d_register_operand,
6896 hard_addr_reg_operand, hard_reg_operand,
6897 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6898 m68hc11_arith_operator, m68hc11_non_shift_operator,
6899 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6901 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6902 * config/m68hc11/m68hc11.md: Include predicates.md.
6903 * config/m68hc11/predicates.md: New.
6905 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6908 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6909 change checked in along with 2005-03-03's patch for debug/20253.
6910 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6911 (remap_decl): Insert type decl in map earlier.
6913 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6915 PR tree-optimization/20640
6916 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6917 post-dominator if it has phi nodes.
6918 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6919 before dead statements.
6921 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6924 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6926 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6928 PR rtl-optimization/20290
6929 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6930 in every iteration if the entry point is the exit test.
6932 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6934 * config/cris/cris.md (attribute "length"): Define.
6936 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6938 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6939 (word_offset_memref_operand): New.
6940 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6941 (indexed_or_indirect_operand): Delete.
6942 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6943 (indexed_or_indirect_operand): Delete.
6945 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6948 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6951 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6952 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6954 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6956 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6958 2005-04-01 Ian Lance Taylor <ian@airs.com>
6960 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6961 (rus, prus): Remove static variables.
6962 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6963 (process_command): Permit report_times and use_pipes together.
6965 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6967 * c-decl.c (validate_proto_after_old_defn): Look at
6968 TYPE_MAIN_VARIANT of argument types.
6970 2005-04-01 Paul Brook <paul@codesourcery.com>
6972 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6973 (arm_output_function_epilogue): Allow call_via_SP.
6974 (thumb_call_via_reg, arm_file_end): Ditto.
6975 * config/arm/arm.h (struct machine_function): Include space for SP.
6976 (thumb_call_via_label): Update declaration.
6978 2005-04-01 Ian Lance Taylor <ian@airs.com>
6980 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6981 doing a peephole optimization, once again put any notes in the
6984 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6986 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6988 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6990 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6991 (block_alloc, find_free_reg): Likewise.
6992 * loop-doloop.c (doloop_modify): Likewise.
6993 * loop-invariant.c (record_use): Likewise.
6994 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6995 get_iv_value, canon_condition, eliminate_implied_condition,
6996 eliminate_implied_condition, simplify_using_initial_values,
6997 shorten_into_mode, canonicalize_iv_subregs,
6998 iv_number_of_iterations): Likewise.
6999 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7000 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7001 unswitch_loop): Likewise.
7002 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7003 move_movables, replace_call_address, find_and_verify_loops,
7004 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7005 record_giv, final_giv_value, general_induction_var,
7006 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7007 loop_giv_dump): Likewise.
7009 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7010 GCOV_CHECK_WRITING): Remove.
7011 (gcov_position, gcov_rewrite): Use gcc_assert.
7012 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7013 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7014 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7017 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7019 * tree-inline.c: Fix a typo.
7021 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7023 * configure.ac (enable-checking): Explicitly set all variables for
7024 collective switch values. Alphabetize variables. Rename
7025 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7027 * doc/install.texi (enable-checking): Update documentation.
7028 * configure: Rebuilt.
7030 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7032 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7035 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7037 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7038 Also reject cases where this pattern will cause load delay stalls
7039 unless optimizing for size and it will produce a shorter sequence.
7040 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7041 variants to avoid pre-adjusting the base when possible.
7043 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7045 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7046 the frame and argument pointers.
7047 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7048 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7049 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7050 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7051 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7052 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7054 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7056 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7057 with entry for selectany attribute.
7058 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7060 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7061 (i386_pe_asm_named_section): Handle sections generated by
7062 selectany attribute.
7063 * doc/extend.texi (selectany): Document attribute.
7065 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7066 Jan Hubicka <jh@suse.cz>
7068 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7069 to fix addresses involving EBP and ESP.
7070 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7071 for SUBREGed registers.
7072 (legitimate_address_p): Accept SUBREGed registers.
7074 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7077 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7078 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7081 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7083 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7085 2005-04-01 James E Wilson <wilson@specifixinc.com>
7088 * dwarf2out.c (rtl_for_decl_init): New function.
7089 (rtl_for_decl_location): Extracted from here.
7090 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7091 add_const_value_attribute. Delete initializer_constant_valid_p call.
7093 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7095 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7096 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7097 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7098 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7099 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7100 config/i386/i386.md, config/rs6000/predicates.md,
7101 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7102 config/s390/s390.c, config/stormy16/stormy16.c,
7103 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7106 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7109 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7110 COND_EXPR and CALL_EXPR.
7112 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7115 * genautomata.c (first_cycle_unit_presence): Check all alternative
7116 states for unit presence.
7118 * doc/md.texi: Remove remark about impossibility to query unit
7119 presence in non nondeterministic automaton state.
7121 * config/ia64/ia64.c (get_template): Change order of unit querying.
7123 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7125 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7128 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7130 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7131 flag for edges outside any loops.
7133 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7135 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7137 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7139 * tree-ssa-alias.c: Follow spelling conventions.
7140 * doc/tree-ssa.texi: Fix a typo.
7142 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7144 * postreload-gcse.c: Include target.h.
7145 (gcse_after_reload_main): Return early if we cannot modify jumps.
7146 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7148 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7150 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7151 expensive operations.
7153 2005-03-31 Ian Lance Taylor <ian@airs.com>
7155 * collect2.c (lderrout): New variable.
7156 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7157 if it is set, to stderr.
7158 (handler): Unlink lderrout if it is set.
7159 (dump_file): Add "to" parameter. Change all callers.
7160 (main): Initialize lderrout.
7161 (collect_execute): Add errname parameter. Change all callers.
7162 Rename redir parameter to outname. Never pass
7163 PEX_STDERR_TO_STDOUT to pex_run.
7164 * collect2.h (collect_execute, dump_file): Update declarations.
7165 * tlink.c (tlink_execute): Add errname parameter. Change all
7167 (do_tlink): Check lderrout as well as ldout.
7169 2005-03-31 Caroline Tice <ctice@apple.com>
7171 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7172 (bb-reorder.o): Add errors.h to list of requirements.
7173 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7174 profiledbootstrap flags.
7175 * bb-reorder.c (errors.h): Add new include.
7176 (struct bbro_basic_block_data_def): Add new field, in_trace.
7177 (add_unlikely_executed_notes): Remove function.
7178 (mark_bb_for_unlikely_executed_section): Remove function.
7179 (insert_section_boundary_note): New function.
7180 (verify_hot_cold_block_grouping): New function.
7181 (push_to_next_round_p): Remove variables and tests that push all
7182 cold blocks to last round.
7183 (find_traces): Remove code that added extra round of trace finding
7184 when doing partitioning.
7185 (find_traces_1_round) : Remove variable last_round; add code to
7186 update new struct field, in_trace; correct trace_length where it was
7187 incorrect before (after call to copy_bb); change code that pushed all
7188 cold blocks to last round. Instead verify that all blocks going into
7189 a trace belong in the same partition.
7190 (connect_traces): Modify to connect the traces in two passes, if the
7191 function contains both hot and cold blocks. The first pass connects
7192 all the traces for blocks in the partition that the first block in
7193 the function belongs to; the second pass connnects all the traces
7194 containing blocks that belong in the other partition.
7195 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7196 code that automatically put the first block in a function into the
7197 hot partition if the function had any hot blocks.
7198 (fix_crossing_unconditional_branches): Check number of succ edges
7199 before attempting to get one.
7200 (fix_edges_for_rarely_executed_code): Update comment describing
7202 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7203 remove call to add_unlikely_executed_notes; add call to
7204 verify_hot_cold_block_grouping.
7205 (duplicate_computed_gotos): Don't change computed goto if it's a
7207 (partition_hot_cold_basic_blocks): Update function comment.
7208 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7210 (try_forward_edges): Likewise.
7211 (merge_blocks_move_predecessor_nojumps): Likewise.
7212 (merge_blocks_move_successor_nojumps): Likewise.
7213 (merge_blocks_move): Likewise.
7214 (try_crossjump_bb): Likewise.
7215 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7216 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7217 notes to cold bb's; remove call to update_unlikely_executed_notes.
7218 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7219 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7220 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7221 function declaration.
7222 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7224 (rtl_can_merge_blocks): Remove redundancy from condition.
7225 (try_redirect_by_replacing_jump): Likewise.
7226 (force_nonfallthru_and_redirect): Remove code for adding
7227 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7228 (commit_one_edge_insertion): Likewise.
7229 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7230 * dbxout.c (FORCE_TEXT): Replace function_section with
7231 current_function_section.
7232 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7233 function, switch_text_section.
7234 (struct xcoff_debug): Likewise.
7235 (dbxout_function_end): Add code to put out label diffs for both
7236 hot and cold sections.
7237 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7238 for new debug_hooks funciton, switch_text_section..
7239 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7240 switch_text_section.
7241 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7242 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7243 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7244 dw_fde_switched_sections.
7245 (output_call_frame_info): Add test to see if function switches text
7246 sections in the middle; if so, use appropriate extra hot and cold
7247 section labels to compute size deltas for the hot and cold sections.
7248 (dwarf2out_begin_prologue): Add code to initialize new fields in
7250 (dwarf2out_switch_text_section): New function (invoked through
7251 debug_hook); updates new fields in dw_fde_struct appropriately and
7252 increments separate_line_info_table_in_use.
7253 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7254 dwarf2out_switch_text_section.
7255 (struct var_loc_node): Add new field, section_label.
7256 (output_aranges): Add code to check whether in hot or cold section and
7257 use the appropriate label in calculating deltas.
7258 (output_ranges): Likewise.
7259 (output_line_info): Add code to check which section we're in and
7260 use appropriate hot/cold label.
7261 (add_location_or_constant_value_attribute): Likewise.
7262 (gen_subprogam_die): Modify arange attributes to use correct labels.
7263 (dwarf2out_begin_block): Change call to function_section into call to
7264 current_function_section.
7265 (dwarf2out_end_block): Likewise.
7266 (dwarf2out_source_line): Likewise.
7267 (dwarf2out_var_location): Add code to check whether in hot or cold
7268 section and use the appropriate label.
7269 * except.c (output_function_exception_table): Change call to
7270 function_section into call to current_function_section.
7271 * final.c (profile_function): Likewise.
7272 (scan_ahead_for_unlikely_executed_note): Remove function.
7273 (final_scan_insn): Remove calls to
7274 scan_ahead_for_unlikely_executed_note, and related code for switching
7275 to cold section, except for the single time
7276 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7277 debug_hooks->switch_text_sections; replace appropriate calls to
7278 function_section with calls to current_function_section.
7279 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7280 test_bb to condition.
7281 (find_if_case_2): Likewise.
7282 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7283 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7284 * opts.c (decode_options): Change warning about hot/cold partitioning
7285 with exceptionss to inform (so as not to cause bootstrap failures);
7286 remove warning about partitioning with DWARF debug info.
7287 * output.h (current_function_section): Add new function decl.
7288 (insert_section_boundary_note): Likewise.
7289 (enum in_section): Move this declaration here from varasm.c.
7290 (unlikely_section_label): Likewise.
7291 (unlikely_text_section_name): Likewise.
7292 (last_text_section_name): New global variable.
7293 (last_text_section): Likewise.
7294 (hot_section_label): Likewise.
7295 (hot_section_end_label): Likewise.
7296 (cold_section_end_label): Likewise.
7297 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7298 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7299 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7300 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7301 insn from consideration.
7302 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7303 switch_text_section.
7304 * varasm.c (basic-block.h): Add new include.
7305 (unlikely_section_label_printed): Remove global variable.
7306 (unlikely_section_label): Make global variable not be static any more.
7307 (unlikely_text_section_name): Likewise.
7308 (hot_section_end_label): New global variable (not static)
7309 (first_function_block_is_cold): Likewise.
7310 (hot_section_label): Likewise.
7311 (cold_section_end_label): Likewise..
7312 (last_text_section): New global variable, not static.
7313 (last_text_section_name): New global variable, not static.
7314 (initialize_cold_section_name): New function.
7315 (enum in_section): Move declaration to output.h.
7316 (text_section): Update last_text_section.
7317 (unlikely_text_section): Replace code to determine cold section name
7318 with call to initialize_cold_section_name; Add code to update
7319 last_text_section; remove code for printing out label.
7320 (named_section_real): Add code to update last_text_section and
7321 last_text_section_name as appropriate.
7322 (function_section): Change test for 'unlikely' to depend on
7323 first_function_block_is_cold (moved old test to
7324 current_function_section).
7325 (current_function_section): New function.
7326 (assemble_start_function): Move code that frees
7327 unlikely_text_section_name; initialize hot_section_end_label;
7328 print hot and cold section labels at the start of the function;
7329 set first_function_block_is_cold, if appropriate; initialize l
7330 ast_text_section; add call to insert_section_boundary_note.
7331 (assemble_end_function): Add code to write out hot and cold section
7333 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7334 switch_text_section.
7335 * config/darwin.c (machopic_select_section): Replace incorrect
7336 function in base_funs; update reloc for cold sections if necessary.
7337 * config/darwin.h (SECTION_FUNCTION): Add code to update
7338 last_text_section if appropriate.
7339 (text_unlikely_section): Remove.
7340 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7341 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7342 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7343 partitioning for this architecture.
7345 2005-03-31 Olivier Hainque <hainque@adacore.com>
7347 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7348 defined and non-zero.
7350 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7353 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7356 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7359 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7360 label operand. Remove (use (unspec..)). Don't emit a label on
7362 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7363 generate inline label for load_toc_v4_PIC_1b.
7364 (rs6000_emit_load_toc_table): Likewise.
7366 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7368 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7369 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7371 2005-03-29 Devang Patel <dpatel@apple.com>
7373 * tree-sra.c (decide_block_copy): Disable scalarization of
7376 2005-03-30 Stuart Hastings <stuart@apple.com>
7377 Dale Johannesen <dalej@apple.com>
7379 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
7380 * print-tree.c (print_node): Add case STATEMENT_LIST.
7382 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7384 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7385 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
7386 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7387 is given with "powerpc64*" or "all", or when --with-cpu chooses
7390 2005-03-30 James E. Wilson <wilson@specifixinc.com>
7393 * dwarf2out.c (add_high_low_attributes): New function, extracted from
7394 gen_lexical_block_die.
7395 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7397 2005-03-31 Jan Hubicka <jh@suse.cz>
7399 2004-11-02 Jan Hubicka <jh@suse.cz>
7401 * cgraph.c (cgraph_varpool_node_name): New function.
7402 (dump_cgraph_varpool_node): New function.
7403 (dump_varpool): New function.
7404 * cgraphunit.c (cgraph_optimize): Dump varpool.
7406 2004-10-16 Jan Hubicka <jh@suse.cz>
7408 * cgraph.c (decide_is_variable_needed): New function.
7409 (cgraph_varpool_finalize_decl): Use it.
7410 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7412 * final.c (output_addr_const): Do not call mark_referenced.
7413 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7414 always go via cgraph.
7415 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7416 (check_global_declarations): Ifdef out code clearing DECL_RTL.
7417 * tree-optimize.c (execute_inline): Mark functions called.
7418 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7420 2004-10-11 Jan Hubicka <jh@suse.cz>
7422 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7423 (cgraph_varpool_last_needed_node): New static variable.
7424 (enqueue_needed_varpool_node): Break out from ...; add items to the
7425 end of queue; update first pointers.
7426 (cgraph_varpool_mark_needed_node): ... here.
7427 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7428 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7429 * cgraph.h (cgraph_varpool_node): Add analyzed field.
7430 (cgraph_varpool_first_unanalyzed_node): Declare.
7431 * cgraphunit.c: Include output.h.
7432 (cgraph_varpool_analyze_pending_decls): New function.
7433 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7434 for errors, analyze pending decls.
7435 (cgraph_finalize_compilation_unit): Only analyze decls.
7436 (cgraph_optimize): Assemble the decls after expanding.
7438 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
7440 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7441 subvars get marked properly in tags for grouping.
7442 (add_pointed_to_var): Mark only actual pointed to
7443 variables/subvars in addresses needed.
7444 (create_overlap_variables_for): Clear call clobbered on original
7446 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7447 addresable vars with subvars into list.
7448 * tree-ssa.c (verify_ssa_name): Verify original is not used where
7451 2005-03-30 Richard Henderson <rth@redhat.com>
7453 * cgraph.h (struct cgraph_node): Add alias.
7454 * varasm.c (assemble_alias): Set it.
7455 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7456 avoid calling cgraph_expand_function.
7458 2005-03-30 Tom Tromey <tromey@redhat.com>
7460 * tree.def (FILE_TYPE): Removed.
7461 * typeclass.h (enum type_class): Removed file_type_class.
7462 * dwarf2out.c (is_base_type): Updated.
7463 (gen_type_die): Likewise.
7464 * dbxout.c (dbxout_type): Updated.
7465 * builtins.c (type_to_class): Updated.
7466 * tree.c (type_contains_placeholder_1): Updated.
7467 * config/sparc/sparc.c (sparc_type_code): Updated.
7468 * config/ia64/ia64.c (hfa_element_mode): Updated.
7469 * expr.c (count_type_elements): Updated.
7470 * stor-layout.c (layout_type): Updated.
7471 * tree-inline.c (remap_type): Updated.
7472 * tree-pretty-print.c (dump_generic_node): Updated.
7474 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7476 * builtins.c (expand_builtin_powi): Fix mode of
7477 2nd argument to match int.
7478 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7479 2nd argument type to int.
7480 * libgcc2.c: Change prototype of __powi* functions to use
7483 2005-03-30 Dale Johannesen <dalej@apple.com>
7486 * calls.c (expand_call): Flush pending deferrals before
7489 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7493 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7494 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7495 c_label_context, label_context_stack): New.
7496 * c-decl.c (define_label): Check for jumps into statement
7497 expressions. Add label to list of defined labels.
7498 (start_function): Push context on label_context_stack.
7499 (finish_function): Pop context from label_context_stack.
7500 * c-typeck.c (label_context_stack): New.
7501 (c_finish_goto_label): Check for jumps into statement
7502 expressions. Add label to list of jumped to labels.
7503 (struct c_switch): Add blocked_stmt_expr.
7504 (c_start_case): Initialize it.
7505 (do_case): Check it.
7506 (c_finish_case): Verify !blocked_stmt_expr.
7507 (c_begin_stmt_expr): Push context on label_context_stack.
7508 Increment blocked_stmt_expr. Mark labels jumped to from outside
7510 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
7511 defined in the statement expression and no longer jumpable to.
7512 Mark labels jumped to from just outside the statement expression
7513 as again definable. Pop context from label_context_stack.
7514 * doc/extend.texi (Statement Exprs): Update.
7516 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7519 * c-decl.c (start_function): Check for old_decl being
7522 2005-03-30 Ian Lance Taylor <ian@airs.com>
7524 * final.c (final): Remove prescan parameter. Change all callers.
7525 (final_scan_insn): Remove prescan parameter. Change all callers.
7527 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
7529 * tree-vectorizer.c: Fix comment typos.
7531 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
7533 * tree-scalar-evolution.c (instantiate_parameters_1): Return
7534 as soon as a chrec_dont_know is detected.
7536 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
7538 Merge from csl-arm-branch.
7539 2004-02-12 Mark Mitchell <mark@codesourcery.com>
7541 * tlink.c (recompile_files): Do not assume that "rename" can
7542 overwrite an existing file.
7544 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
7546 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7547 * gcc/configure: Regenerate.
7549 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7551 * doc/install.texi: Update binutils requirement for powerpc*-linux.
7553 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7555 * calls.c (struct arg_data): Update "partial" comment.
7556 (load_register_parameters): Update "nregs" comment.
7558 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7560 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7561 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7562 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7563 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7564 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7565 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7566 than target_flags & 0.
7567 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7568 (iq2000_arch, iq2000_parse_cpu): Delete.
7569 (TARGET_HANDLE_OPTION): Override default.
7570 (iq2000_handle_option): New function.
7571 (override_options): Remove -march= and -mcpu= handling.
7572 * config/iq2000/iq2000.opt: New file.
7574 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7576 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7577 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7578 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7579 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7580 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7581 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7582 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7583 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7584 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7585 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7586 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7587 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7588 (c4x_rpts_cycles_string, c4x_cpu_version_string)
7589 (TARGET_OPTIONS): Delete.
7590 (c4x_rpts_cycles, c4x_cpu_version): Declare.
7591 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7592 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7593 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7594 (c4x_cpu_version_string): Delete.
7595 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7596 (c4x_handle_option): New function. Map -m3x and -m4x options to the
7597 equivalent -mcpu= option.
7598 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7599 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7600 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7601 or clearing the appropriate MASK_* bit.
7602 (c4x_file_start): Use c4x_cpu_version.
7603 * config/c4x/c4x.opt: New file.
7605 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7607 * doc/options.texi: Document the new MaskExists flag.
7608 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7609 if the option has the MaskExists flag.
7611 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7613 * opt-functions.awk (flag_set_p, test_flag): New functions.
7614 (switch_flags): Use them.
7615 * opth-gen.awk: Use flag_set_p to check for flags.
7616 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
7618 2005-03-30 Ian Lance Taylor <ian@airs.com>
7620 * config.host (i[34567]86-*-mingw32*): Don't set
7621 host_can_use_collect2 to no.
7623 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7626 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7627 Remove convert_memory_address call duplicating that in memory_address.
7629 2005-03-29 Richard Henderson <rth@redhat.com>
7632 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7633 (build_compound_literal): Likewise. Propagate decl type into the
7635 (finish_decl): Likewise. Use new return value from complete_array_type
7636 for zero sized arrays.
7637 (complete_array_type): Move ...
7638 * c-common.c (complete_array_type): ... here. Change first argument
7639 to pointer-to-type-node. Consistently use sizetype for the index
7640 except for zero sized arrays. Detect zero sized arrays for pedantic
7641 mode diagnostics. Create a new type node instead of modifying the
7643 * c-tree.h (complete_array_type): Move decl ...
7644 * c-common.h (complete_array_type): ... here.
7646 2005-03-29 Richard Henderson <rth@redhat.com>
7649 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7651 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
7653 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7654 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7655 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7656 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7658 2005-03-29 Eric Christopher <echristo@redhat.com>
7660 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7661 truthvalue conversion removal.
7663 2005-03-29 Ian Lance Taylor <ian@airs.com>
7666 * collect2.c: Never include <vfork.h>.
7667 (VFORK_STRING, vfork): Don't define.
7668 (pid): Remove global variable.
7669 (handler): Call raise instead of kill (getpid(), ...).
7670 (collect_wait): Add pex parameter. Change all callers. Use
7671 pex_get_status rather than pwait.
7672 (do_wait): Add pex parameter. Change all callers.
7673 (collect_execute): Return struct pex_obj * rather than void. Use
7674 pex routines rather than pexecute.
7675 (fork_execute): Get pex_obj from collect_execute, and pass it to
7677 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7678 Only declare quit_handler if SIGQUIT is defined.
7679 (scan_libraries): Likewise.
7680 * collect2.h (collect_execute): Update declaration.
7681 (collect_wait): Update declaration.
7682 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7683 pass it to collect_wait.
7685 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
7688 * c-parser.c (c_parser_compound_statement_nostart): Give error
7689 message for EOF instead of just setting parser->error.
7691 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
7693 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7694 (slpeel_update_phi_nodes_for_guard1): New function.
7695 (slpeel_update_phi_nodes_for_guard2): New function.
7696 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7697 of slpeel_update_phi_nodes_for_guard.
7698 (vectorize_loops): Remove call to loop_closed_rewrite.
7699 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7702 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
7704 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7705 (TARGET_LITTLE_ENDIAN): New macro.
7706 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7707 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7708 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7709 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7710 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7711 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7712 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7713 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7714 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7715 (TARGET_OPTIONS): Delete.
7716 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7717 (CACHE_FLUSH_TRAP): Turn into an integer.
7718 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7719 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7720 -mflush-trap is in use.
7721 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7722 (m32r_cache_flush_trap_string): Delete.
7723 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7724 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7725 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7726 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7727 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
7728 -mmodel= and -msdata= handling from...
7729 (m32r_init): ...here.
7730 * config/m32r/m32r.opt: New file.
7732 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
7734 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7735 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7736 * tree-vect-analyze.c (vect_object_analysis): additional parm
7737 pass back a "struct ptr_info_def *" with the points-to info.
7738 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7739 statement using info returned from vect_object_analysis.
7740 * tree-vect-transform.c (update_vuses_to_preheader): New function.
7741 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7742 for virtual uses and defs when creating a replacement vector
7743 reference. Call duplicate_ssa_name_ptr_info to define points-to
7744 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7745 (vectorizable_store): copy_virtual_operands and update
7746 definition statements.
7747 (vectorizable_load): copy_virtual_operands. Remove call to
7748 mark_call_clobbered_vars_to_rename for call to "const" builtin.
7749 * tree-vectorizer.c (vectorize_loops): Remove calls to
7750 rewrite_into_ssa and bitmap_clear (vars_to_rename).
7751 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7752 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7753 define macro STMT_VINFO_PTR_INFO for use in accessing.
7754 * tree.h add export of duplicate_ssa_name_ptr_info.
7755 * rs6000.c (altivec_init_builtins): Declare builtin function
7756 __builtin_altivec_mask_for_load to be "const".
7758 2005-03-29 Jakub Jelinek <jakub@redhat.com>
7761 * cgraph.h (struct cgraph_varpool_node): Add alias field.
7762 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7763 assemble_variable on aliases.
7764 * varasm.c (assemble_alias): Set node->alias.
7765 * toplev.c (wrapup_global_declarations): Don't call
7766 rest_of_decl_compilation on aliases again.
7768 2005-03-29 Paul Brook <paul@codesourcery.com>
7770 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7771 * config/arm/arm.c (arm_dbx_register_number): New function.
7772 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7774 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
7777 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7778 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7780 2005-03-29 Dale Johannesen <dalej@apple.com>
7782 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7783 $(TREE_H) and $(COVERAGE_H).
7784 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7785 * opts.c (common_handle_option): Enable tree-based value transforms.
7786 * toplev.c (process_options): Ditto.
7787 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7788 refers to references to this type.
7789 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7790 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7791 for may_be_more, may_be_less.
7792 (rtl_gen_pow2_profiler): Adjust.
7793 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7794 (rtl_gen_one_value_profiler): Adjust.
7795 (rtl_gen_const_delta_profiler): Adjust.
7796 * tree-profile.c (tree_gen_interval_profiler): Implement.
7797 (tree_gen_pow2_profiler): Ditto.
7798 (tree_gen_one_value_profiler): Ditto.
7799 (tree_profiling): New.
7800 (pass_tree_profile): Reference it.
7801 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7803 (insn_divmod_values_to_profile): Rename to
7804 rtl_divmod_values_to_profile. Adjust.
7805 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7806 (insn_prefetch_values_to_profile): Adjust.
7807 (rtl_value_profile_transformations): Adjust.
7808 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7809 (gen_mod_pow2): Rename to rtl_mod_pow2.
7810 (gen_mod_subtract): Rename to rtl_mod_subtract.
7811 (divmod_fixed_value_transform): Rename to
7812 rtl_divmod_fixed_value_transform.
7813 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7814 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7815 (rtl_find_values_to_profile): Adjust.
7816 (tree_value_profile_transformations): Implement.
7817 (tree_divmod_values_to_profile): New.
7818 (tree_values_to_profile): New.
7819 (tree_divmod_fixed_value): New.
7820 (tree_mod_pow2): New.
7821 (tree_mod_subtract): New.
7822 (tree_divmod_fixed_value_transform): New.
7823 (tree_mod_pow2_value_transform): New.
7824 (tree_mod_subtract_transform): New.
7825 (tree_find_values_to_profile): Implement.
7826 * profile.c (instrument_values): Free histograms.
7827 (compute_value_histograms): Adjust. Implement tree version.
7829 2005-03-29 Uros Bizjak <uros@kss-loka.si>
7831 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7832 * config/i386/i386.c (output_fix_trunc): Add new round_mode
7833 variable. Output "fldcw" depending on round_mode.
7834 * config/i386/i386.md (UNSPEC_FIST): New.
7835 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7836 New isns patterns to implement lrint and llrint built-ins as x87
7838 (fistdi2, fist<mode>2 splitters): New splitters.
7839 (lrint<mode>2): New expanders.
7841 2005-03-28 Ian Lance Taylor <ian@airs.com>
7843 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7844 0 when calling final_scan_insn.
7846 2005-03-28 Jan Hubicka <jh@suse.cz>
7849 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7852 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7853 types where possible.
7855 2005-03-26 Per Bothner <per@bothner.com>
7857 Make -f[no-]show-column also control non-cpp diagnostics.
7858 * c.opt (fshow-column): Move option from here ...
7859 * common.opt (fshow-column): ... to here.
7860 * diagnostic.c (diagnostic_build_prefix): Only print column number
7861 if flag_show_column.
7863 2005-03-27 Steven Bosscher <stevenb@suse.de>
7865 * vax-protos.h (vax_output_int_move, vax_output_int_add,
7866 vax_output_conditional_branch): New prototypes.
7867 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7868 extracted from vax.md mov and add patterns.
7869 (vax_output_conditional_branch): New function to output conditional
7870 branch instructions.
7871 * vax.md: Use mode macros for arithmetic and mov patterns.
7872 Use code macros for the jump patterns.
7874 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7876 * Makefile.in (libbackend.o): Depend on version files;
7877 add custom generation command.
7879 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7882 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7883 sure that we have a REG before getting its REGNO.
7885 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7887 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7888 * builtins.def (BUILT_IN_STRNDUP): New.
7890 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7892 PR tree-optimization/20470
7893 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7896 2005-03-25 Mike Stump <mrs@apple.com>
7898 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7901 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7903 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7904 Use our own structure definitions.
7906 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7907 (fix_truncdfsi2): Allow registers or memory as destination.
7908 When TARGET_PPC_GFXOPT, generate simplified pattern.
7909 (fix_truncdfsi2_internal): Use define_insn_and_split.
7910 (fix_truncdfsi2_internal_gfxopt): New.
7911 (fctiwz): Don't confuse register allocation by giving it no choices.
7913 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7914 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7915 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7916 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7918 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7920 * dominance.c (free_dominance_info): Speed up by freeing et
7921 data structures without maintaining other nodes.
7922 * et-forest.c (et_free_tree_force): New.
7923 * et-forest.h: Add a prototype for et_free_tree_force.
7925 * tree.c (get_set_constructor_bits,
7926 get_set_constructor_bytes): Remove.
7927 * tree.h: Remove the corresponding prototypes.
7929 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7932 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7933 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7934 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7935 PRE_DEC, NEG and NOT.
7937 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7939 * fold-const.c: Convert uses of fold (build (...)) to
7942 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7944 PR rtl-optimization/20249
7945 * cse.c (insert_regs): Do not record equivalence of registers in
7948 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7950 * emit-rtl.c (reverse_comparison): Remove.
7951 * rtl.h: Remove the corresponding prototype.
7953 2005-03-24 James E Wilson <wilson@specifixinc.com>
7955 * doc/install.texi (--enable-altivec): Delete docs.
7957 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7959 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7960 SFmode and DFmode before reload when
7961 flag_unsafe_math_optimizations not enabled.
7963 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7965 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7967 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7968 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7970 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7972 * configure.ac (enable-checking): Add 'runtime' option.
7973 * doc/install.texi (enable-checking): Document 'runtime' checking.
7974 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7975 * config.in: Regenerated.
7976 * configure: Regenerated.
7978 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7980 * optabs.h (enum optab_index): Remove OTI_llrint.
7981 (llrint_optab): Remove macro.
7982 * optabs.c (init_optabs): Remove llrint_optab initialization.
7983 * genopinit.c (optabs): Remove llrint_optab implementation.
7984 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7987 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7989 PR rtl-optimization/20532
7990 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7991 overflow when adding coefficients for PLUS or MINUS.
7992 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7995 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7997 * langhooks.h (truthvalue_conversion): Remove.
7998 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7999 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8000 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8001 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8002 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8004 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8006 * params.def: Fix a typo.
8007 * config/mips/mips.c: Follow the spelling convensions.
8008 * doc/invoke.texi: Fix typos.
8010 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8012 Fix PR tree-optimization/20601
8014 * tree-ssa-pre.c (insert_aux): Add missing condition to
8017 2005-03-23 Ian Lance Taylor <ian@airs.com>
8019 * final.c (final_scan_insn): Don't remove no-op instructions.
8020 * reload1.c (reload): Remove simple no-op instructions even when
8023 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8025 PR tree-optimization/20501
8026 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8027 reporting that peeling for alignment is applied moved to...
8028 * (vect_analyze_data_refs_alignment): Here.
8030 2005-03-23 Ian Lance Taylor <ian@airs.com>
8032 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8034 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8036 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8037 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8039 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8041 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8042 imply that this is called once, independent of asms in code.
8043 Adjust to now being pased output and input lists. Mention helper
8044 function decl_overlaps_hard_reg_set_p.
8045 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8046 hook_tree_tree_identity and to take three trees, returning third.
8047 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8049 * stmt.c: include hard-reg-set.h before tree.h.
8050 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8051 (decl_conflicts_with_clobbers_p): Call
8052 decl_overlaps_hard_reg_set_p.
8053 (expand_asm_operands): Pass output and input lists in call to
8054 targetm.md_asm_clobbers.
8055 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8056 hook_tree_tree_tree_tree_3rd_identity.
8057 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8059 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8060 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8061 parameters, first two unused.
8062 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8063 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8064 in constraint letters and MOF is not mentioned as a asm-declared
8065 register in neither of the input and output lists.
8067 2005-03-23 DJ Delorie <dj@redhat.com>
8069 * optabs.c (expand_binop): Make sure the first subword's result
8072 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8074 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8075 Call c_common_truthvalue_conversion rather than
8076 lang_hooks.truthvalue_conversion.
8077 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8078 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8080 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8081 c_common_truthvalue_conversion.
8082 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8083 c_parser_conditional_expression, c_parser_binary_expression): Call
8084 c_objc_common_truthvalue_conversion.
8085 * c-typeck.c (build_unary_op): Call
8086 c_objc_common_truthvalue_conversion.
8087 (build_conditional_expr): Do not call
8088 lang_hooks.truthvalue_conversion.
8089 (build_binary_op): Call c_common_truthvalue_conversion.
8090 (c_objc_common_truthvalue_conversion): Moved from
8091 c-objc-common.c. Call default_function_array_conversion instead
8092 of default_conversion.
8094 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8096 * c-common.h (default_conversion): Remove.
8097 (perform_integral_promotions): Add.
8098 * c-tree.h (default_conversion): Add.
8099 * c-typeck.c (perform_integral_promotions): New, split out from
8101 * c-common.c (check_case_value): Use perform_integral_promotions,
8102 not default_conversion.
8103 (c_add_case_label): Don't continue processing case label after
8104 found to be pointer.
8106 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8108 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8109 the prefix list if we have already added a multilib directory
8111 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8114 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8116 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8118 * reload.h: Remove the prototype for indirect_symref_ok.
8120 * reload1.c (indirect_symref_ok): Make it global.
8121 * reload.h: Add a prototype for indirect_symref_ok.
8123 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8125 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8128 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8130 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8132 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8134 * c-opts.c (c_common_parse_file): Only start/end main source file
8135 if debug hooks says the writer wants it.
8136 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8138 (xcoff_debug_hooks): Ditto.
8139 * debug.c (do_nothing_hooks): Ditto.
8140 * debug.h (gcc_debug_hooks): Ditto.
8141 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8142 * sdbout.c (sdb_debug_hooks): Ditto.
8143 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8145 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8147 * doc/extend.texi: Deprecate C++ min/max operators.
8149 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8151 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8152 artificial original candidates.
8154 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8155 Jan Hubicka <jh@suse.cz>
8156 Steven Bosscher <stevenb@suse.de>
8158 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8159 call cost based on argument sizes.
8160 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8162 * params.def: (max-inline-inssn-single): Set to 450.
8163 (max-inline-insns-auto): Set to 90.
8164 (max-inline-insns-recursive): Set to 450
8165 (max-inline-insns-recursive-auto): Set to 450.
8166 (large-function-insns): Set to 2700.
8167 (inline-call-cost): New parameter.
8168 * tree-inline.c (estimate_move_cost): New function.
8169 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8170 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8172 * tree-inline.h (estimate_move_cost): Declare.
8173 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8174 (max-inline-insns-auto): Change default to 90.
8175 (max-inline-insns-recursive): Change default to 450
8176 (max-inline-insns-recursive-auto): Change default to 450.
8177 (large-function-insns): Change default to 2700.
8178 (inline-call-cost): Document new parameter.
8180 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8182 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8183 (TARGET_DEFAULT): Delete.
8184 * config/i860/i860.opt: New file.
8186 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8188 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8189 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8190 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8191 (frv_sched_lookahead): Delete.
8192 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8193 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8194 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8195 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8196 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8197 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8198 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8199 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8200 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8201 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8202 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8203 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8204 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8205 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8206 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8207 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8208 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8209 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8210 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8211 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8212 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8213 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8214 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8215 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8216 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8217 (frv_sched_lookahead): Delete.
8218 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8219 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8220 (frv_handle_option): New function. Move -mcpu= handling from...
8221 (frv_override_options): ...here. Remove handling of other
8223 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8224 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8225 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8226 and TARGET_NO_MULTI_CE.
8227 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8228 !TARGET_VLIW_BRANCH.
8229 * config/frv/frv.opt: New file.
8231 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8233 * fold-const.c (fold_ternary): Take decomposed arguments of
8235 (fold): Update a call to fold_ternary.
8237 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8238 * tree.h: Add corresponding prototypes.
8240 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8243 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8244 between jump table and its label.
8245 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8246 resp. ADDR_DIFF_VEC and the label preceeding it.
8247 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8248 is emitted in the right section.
8250 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8252 * fold-const.c (fold_unary, fold_binary): Update comments
8255 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8257 PR rtl-optimization/20527
8258 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8259 REG_INC note, test that the register also isn't mentioned in PRED
8262 2005-03-22 Ben Elliston <bje@au.ibm.com>
8264 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8267 2005-03-21 Mike Stump <mrs@apple.com>
8269 * varasm.c (default_assemble_visibility): Remove extra ().
8271 2005-03-21 Roger Sayle <roger@eyesopen.com>
8274 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8275 to determine whether a block can be duplicated, rather than test
8276 whether the block contains noncopyable insns ourselves.
8278 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8280 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8283 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8285 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8287 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8289 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8290 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8291 * config/fr30/fr30.opt: New file.
8293 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8295 Fix PR tree-optimization/20542
8297 * tree-flow-inline.h (overlap_subvar): Move to here.
8298 * tree-ssa-operands.c: From here.
8299 * tree-flow.h (overlap_subvar): Declare.
8300 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8301 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8302 for variables with subvars.
8304 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8307 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8308 * modulo-sched.c (const_iteration_count): Return on NULL
8310 (print_node_sched_params): Return on NULL dump_file.
8311 (generate_reg_moves): Handle reg-anti dependencies and disregard
8312 closing branch when generating register moves.
8313 (sms_schedule): Mark the SMSed block dirty.
8314 * passes.c (rest_of_handle_sms): Call update_life_info for all
8316 * testsuite/gcc.dg/20050321-1.c: New test.
8318 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8320 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8321 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8322 movqi_internal): Likewise.
8324 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8326 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8327 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8328 xtensa_b4const): Delete prototypes.
8329 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8330 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8331 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8332 xtensa_extra_constraint): New prototypes.
8333 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8334 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8335 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8336 move_operand, const_float_1_operand, fpmem_offset_operand,
8337 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8338 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8339 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8340 argument type to HOST_WIDE_INT.
8341 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8342 xtensa_mask_immediate): Likewise.
8343 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8344 Likewise. Also make these functions static.
8345 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8346 (xtensa_const_ok_for_letter_p): New.
8347 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8348 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8349 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8350 move_operand, const_float_1_operand, fpmem_offset_operand,
8351 branch_operator, ubranch_operator, boolean_operator): Move to
8353 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8354 (xtensa_mem_offset): Change return type to bool.
8355 (xtensa_extra_constraint): New.
8356 (gen_int_relational): Update type of const_range_p function pointer.
8357 Use xtensa_b4const_or_zero.
8358 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8359 xtensa_const_ok_for_letter_p. Update comments.
8360 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8361 (PREDICATE_CODES): Delete.
8362 * config/xtensa/xtensa.md: Include predicates.md.
8363 * config/xtensa/predicates.md: New file.
8365 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8367 * config/v850/v850-protos.h: Remove the prototypes for
8368 reg_or_int9_operand, reg_or_const_operand,
8369 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8370 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8371 movsi_source_operand, power_of_two_operand,
8372 not_power_of_two_operand, special_symbolref_operand,
8373 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8374 register_is_ok_for_epilogue.
8375 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8376 reg_or_int9_operand, reg_or_const_operand,
8377 call_address_operand, special_symbolref_operand,
8378 movsi_source_operand, power_of_two_operand,
8379 not_power_of_two_operand, register_is_ok_for_epilogue,
8380 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8381 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8383 * config/v850/v850.h (PREDICATE_CODES): Remove.
8384 * config/v850/v850.md: Include predicates.md.
8385 * config/v850/predicates.md: New.
8387 2005-03-21 Zack Weinberg <zack@codesourcery.com>
8389 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8390 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8391 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8392 (itoolsdir, itoolsdatadir): Move definition above new first use.
8393 (install-itoolsdirs): New rule.
8394 (install-mkheaders): Depend on install-itoolsdirs, not
8395 install-include-dir.
8397 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8399 * tree-into-ssa.c: Remove obsolete comments.
8401 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
8403 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8404 unrolling if -fpeel-loops is specified, too.
8405 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8406 Remove superfluous check for flag_unroll_loops.
8408 2005-03-21 Uros Bizjak <uros@kss-loka.si>
8410 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8411 (lrint_optab, llrint_optab): Define corresponding macros.
8412 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8413 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8414 pattern and llrint_optab using llrintdi2 patterns.
8415 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8416 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8417 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8418 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8419 flag_unsafe_math_optimizations is set.
8421 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8423 * combine.c (combine_simplify_rtx, simplify_if_then_else,
8424 simplify_logical, if_then_else_cond, known_cond,
8425 simplify_comparison): Adjust calls to reverse_comparison.
8426 Don't use combine_reversed_comparison_code).
8427 (combine_reversed_comparison_code): Remove.
8428 (reversed_comparison): Using reversed_comparison_code, move it...
8429 * jump.c (reversed_comparison): ... here.
8430 * rtl.h (reversed_comparison): Add prototype.
8432 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8434 * builtins.c (fold_builtin): Take decomposed arguments of
8436 * fold-const.c (fold_ternary): Update a call to fold_builtin.
8437 * gimplify.c (gimplify_call_expr): Likewise.
8438 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8439 * tree.h: Update the prototype of fold_builtin.
8441 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8443 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8444 * rtlhooks.c (gen_lowpart_no_emit_general): New.
8445 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8446 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8447 * simplify-rtx.c (simplify_binary_operation_1): Use it.
8449 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8451 * builtins.c (fold_builtin_1): Take decomposed arguments of
8453 (fold_builtin): Update a call to fold_builtin_1.
8455 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
8458 * gcov.c (output_lines): Only output function block summary when
8459 outputting branch information.
8460 * doc/gcov.texi: Document format of preamble and additional block
8463 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8465 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8466 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8467 the defaults false if BITS_PER_UNIT != 8.
8468 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8469 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8470 than BITS_PER_UNIT != 8.
8471 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8472 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8473 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8475 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8476 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8478 2005-03-20 Roger Sayle <roger@eyesopen.com>
8481 * fold-const.c (fold_binary): Fix type mismatch between
8482 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8483 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8484 for non-truth-valued expressions.
8486 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8487 and FUNCTION_DECL in the main switch.
8488 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8489 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8490 we also need to convert their operands to match.
8491 <TRUTH_NOT_EXPR>: Likewise.
8493 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
8495 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8496 diagnostic without checking whether an lvalue.
8497 * c-common.h (lvalue_p): Remove.
8498 (enum lvalue_use): Update comment.
8499 (lvalue_or_else): Replace by lvalue_error.
8500 * c-typeck.c (lvalue_p): Make static.
8501 (lvalue_or_else): New. Call lvalue_error.
8503 2005-03-21 Alan Modra <amodra@bigpond.net.au>
8505 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8506 (function_arg_advance): Use rs6000_parm_start.
8507 (function_arg, rs6000_arg_partial_bytes): Likewise.
8509 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8511 * c-common.c (check_case_value): Adjust comment about stripping
8513 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8514 * c-typeck.c (default_conversion, convert_arguments,
8515 build_modify_expr, convert_for_assignment, store_init_value,
8516 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8517 manually. Remove inaccurate comments.
8519 2005-03-20 Roger Sayle <roger@eyesopen.com>
8520 Joseph S. Myers <joseph@codesourcery.com>
8522 * varasm.c (do_assemble_alias): Restore comment describing function.
8523 Annotate the target parameter as potentially unused.
8525 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
8528 * config/avr/avr.c (avr_output_function_prologue): Do not use
8529 current_function_name() in a label, use a local label instead.
8531 2005-03-20 David Edelsohn <edelsohn@gnu.org>
8533 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8534 flag_finite_math_only, not flag_unsafe_math_optimizations.
8536 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8538 * builtins.c (fold_builtin_1): Update a call to
8539 targetm.fold_builtin.
8540 * hooks.c (hook_tree_tree_bool_null): Rename to
8541 hook_tree_tree_tree_bool_null. Take one more argument of type
8543 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8544 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8545 hook_tree_tree_tree_bool_null.
8546 * target.h (gcc_target): Update the prototype of fold_builtin.
8547 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8548 arguments of CALL_EXPR.
8549 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
8552 2005-03-20 Jan Hubicka <jh@suse.cz>
8554 * cgraph.h (cgraph_node): Add prev_clone pointer.
8555 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8556 (cgraph_clone_node): Produce doubly linked chain.
8558 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8560 * c-common.c (handle_aligned_attribute, check_function_sentinel,
8561 get_nonnull_operand, handle_sentinel_attribute,
8562 check_function_arguments_recurse): Do not strip NOPS from
8564 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8566 * c-format.c (get_constant): Likewise.
8567 * c-parser.c (c_parser_postfix_expression): Likewise.
8568 * c-typeck.c (set_init_index): Likewise.
8569 (convert_arguments): Don't check for NOP_EXPR containing integer
8572 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8574 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8575 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8576 Take decomposed arguments of CALL_EXPR.
8577 (fold_builtin_1): Update calls to the functions mentioned
8580 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8582 * c-decl.c (check_bitfield_type_and_width): Require bit-field
8583 width to have integer type.
8584 (build_enumerator): Require enumerator value to have integer type.
8586 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8588 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8591 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8593 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8594 std=iso9899:199x): Correct descriptions.
8596 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8598 * config.gcc: Consistently use solaris2.1[0-9]* instead of
8601 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
8603 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8605 (expand_builtin_memcpy, fold_builtin_1): Update calls to
8606 fold_builtin_memcpy.
8608 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8609 arguments of CALL_EXPR.
8610 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8611 fold_builtin_found, fold_builtin_1): Update calls to
8612 fold_trunc_transparent_mathfn.
8614 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8617 * fold-const.c (fold_widened_comparison): Don't optimize casts of
8618 function pointers on targets that require function pointer
8620 (fold_sign_changed_comparison): Likewise.
8622 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
8624 * combine.c (try_combine): When changing the mode of a hard reg, make
8625 sure that doing so is valid.
8627 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
8629 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8630 (TARGET_HANDLE_OPTION): Override default.
8631 (avr_handle_option): New function.
8632 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8633 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8634 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8635 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8636 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8637 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8638 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8639 (TARGET_OPTIONS): Delete.
8640 * config/avr/avr.opt: New file.
8642 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8644 * config/m32r/m32r-protos.h: Remove the prototypes for
8645 call_address_operand, symbolic_operand, seth_add3_operand,
8646 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8647 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8648 two_insn_const_operand, move_src_operand,
8649 move_double_src_operand, move_dest_operand,
8650 eqne_comparison_operator, signed_comparison_operator,
8651 large_insn_p, conditional_move_operand, carry_compare_operand,
8652 m32r_block_immediate_operand, extend_operand,
8653 reg_or_eq_int16_operand, int8_operand, and
8654 reg_or_zero_operand.
8655 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8656 seth_add3_operand, int8_operand, cmp_int16_operand,
8657 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8658 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8659 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8660 move_double_src_operand, move_dest_operand,
8661 eqne_comparison_operator, signed_comparison_operator,
8662 extend_operand, small_insn_p, large_insn_p,
8663 conditional_move_operand, carry_compare_operand,
8664 m32r_block_immediate_operand): Move to predicates.md.
8665 (MAX_MOVE_BYTES): Move to m32r.h.
8666 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8667 * config/m32r/m32r.md: Include predicates.md.
8668 * config/m32r/predicates.md: New.
8670 2005-03-18 James E Wilson <wilson@specifixinc.com>
8673 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8676 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8678 * config/mn10300/mn10300-protos.h: Remove the prototypes for
8679 call_address_operand, const_8bit_operand.
8680 * config/mn10300/mn10300.c (call_address_operand,
8681 const_8bit_operand, const_1f_operand): Move to predicates.md.
8682 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8683 * config/mn10300/mn10300.md: Include predicates.md.
8684 * config/mn10300/predicates.md: New.
8686 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
8688 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8689 declarations in diagnostics and %E for identifiers, not %s.
8691 2005-03-18 Jan Hubicka <jh@suse.cz>
8692 Dale Johannesen <dalej@apple.com>
8694 * basic-block.h (scale_bbs_frequencies_int,
8695 scale_bbs_frequencies_gcov_type): Declare.
8696 * cfg.c (RDIV): New macro.
8697 (update_bb_frequency_for_threading): Fix.
8698 * basic-block.h (scale_bbs_frequencies_int,
8699 scale_bbs_frequencies_gcov_type): New.
8700 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8701 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8702 scale_bbs_frequencies_int.
8703 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8705 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8707 * config/m32r/m32r-protos.h: Remove the prototypes for
8708 call_address_operand, symbolic_operand, seth_add3_operand,
8709 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8710 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8711 two_insn_const_operand, move_src_operand,
8712 move_double_src_operand, move_dest_operand,
8713 eqne_comparison_operator, signed_comparison_operator,
8714 large_insn_p, conditional_move_operand, carry_compare_operand,
8715 m32r_block_immediate_operand, extend_operand,
8716 reg_or_eq_int16_operand, int8_operand, and
8717 reg_or_zero_operand.
8718 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8719 seth_add3_operand, int8_operand, cmp_int16_operand,
8720 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8721 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8722 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8723 move_double_src_operand, move_dest_operand,
8724 eqne_comparison_operator, signed_comparison_operator,
8725 extend_operand, small_insn_p, large_insn_p,
8726 conditional_move_operand, carry_compare_operand,
8727 m32r_block_immediate_operand): Move to predicates.md.
8728 (MAX_MOVE_BYTES): Move to m32r.h.
8729 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8730 * config/m32r/m32r.md: Include predicates.md.
8731 * config/m32r/predicates.md: New.
8733 * config/pa/pa-protos.h: Add prototypes for magic_milli and
8735 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8736 symbolic_operand, symbolic_memory_operand,
8737 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8738 indexed_memory_operand, move_dest_operand, move_src_operand,
8739 prefetch_cc_operand, prefetch_nocc_operand,
8740 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8741 arith_operand, arith11_operand, pre_cint_operand,
8742 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8743 ireg_operand, int5_operand, uint5_operand, int11_operand,
8744 uint32_operand, arith5_operand, and_operand, ior_operand,
8745 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8746 pc_or_label_operand, div_operand, plus_xor_ior_operator,
8747 shadd_operand, movb_comparison_operator,
8748 cmpib_comparison_operator): Move to predicates.md.
8749 (magic_milli, shadd_constant_p): Make it extern.
8750 * config/pa/pa.h (PREDICATE_CODES): Remove.
8751 * config/pa/pa.md: Include predicates.md.
8752 * config/pa/predicates.md: New.
8754 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8757 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8759 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8760 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8761 config/alpha/freebsd.h, config/alpha/linux.h,
8762 config/alpha/netbsd.h, config/alpha/osf5.h,
8763 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8764 config/h8300/h8300-protos.h, config/h8300/h8300.c,
8765 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8766 doc/cppopts.texi: Update copyright.
8768 2005-03-18 Jan Hubicka <jh@suse.cz>
8771 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8773 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8776 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8778 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8781 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
8783 * combine.c (gen_binary): Remove.
8784 (known_cond, simplify_shift_const, find_split_point,
8785 combine_simplify_rtx, simplify_if_then_else, simplify_set,
8786 simplify_logical, expand_field_assignment, extract_left_shift,
8787 force_to_mode, if_then_else_cond, apply_distributive_law,
8788 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8789 simplify_comparison, reversed_comparison): Replace with
8790 simplify_gen_binary, simplify_gen_relational or
8791 distribute_and_simplify_rtx.
8792 (distribute_and_simplify_rtx): New function.
8794 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
8795 Paolo Bonzini <gcc.gnu.org>
8797 * calls.c (setjmp_call_p, special_function_p): Update comments
8798 at the head of the functions.
8800 2005-03-18 Jan Hubicka <jh@suse.cz>
8802 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8804 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8805 function body should be released; do not proactively release function
8806 bodies in non-unit-at-a-time mode.
8808 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
8810 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8811 mno-fp-ret-in-387 multilib variants.
8813 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
8815 * common.opt (m): Remove.
8816 * opts.c (handle_option): Pass 'm' options to set_target_switch if
8818 (common_handle_option): Remove OPT_m case.
8820 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8822 * builtins.c (fold_builtin_bitop): Take decomposed arguments
8824 (fold_builtin_1): Update a call to fold_builtin_bitop.
8826 * builtins.c (fold_builtin_signbit): Take decomposed arguments
8828 (fold_builtin_1): Update a call to fold_builtin_signbit.
8830 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
8832 PR tree-optimization/20474
8833 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8834 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8836 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8838 * config/h8300/h8300-protos.h: Remove prototypes for
8839 general_operand_src, general_operand_dst, single_one_operand,
8840 single_zero_operand, call_insn_operand,
8841 two_insn_adds_subs_operand, small_call_insn_operand,
8842 jump_address_operand, bit_operand, bit_memory_operand,
8843 stack_pointer_operand, const_int_gt_2_operand,
8844 const_int_ge_8_operand, const_int_qi_operand,
8845 const_int_hi_operand, incdec_operand, bit_operator,
8846 nshift_operator, eqne_operator, gtle_operator,
8847 gtuleu_operator, iorxor_operator.
8848 Add prototypes for h8sx_shift_type h8sx_classify_shift and
8849 h8300_ldm_stm_parallel.
8850 * config/h8300/h8300.c (h8sx_shift_type,): Move to
8852 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8853 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8854 (h8300_ldm_stm_parallel): Make it extern.
8855 (h8300_ldm_parallel, h8300_stm_parallel,
8856 h8300_return_parallel, general_operand_src,
8857 general_operand_dst, h8300_dst_operand, h8300_src_operand,
8858 nibble_operand, reg_or_nibble_operand, single_one_operand,
8859 single_zero_operand, call_insn_operand,
8860 two_insn_adds_subs_operand, small_call_insn_operand,
8861 jump_address_operand, bit_operand, bit_memory_operand,
8862 stack_pointer_operand, const_int_gt_2_operand,
8863 const_int_ge_8_operand, const_int_qi_operand,
8864 const_int_hi_operand, incdec_operand, eqne_operator,
8865 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8866 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8867 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8868 nshift_operator): Move to predicates.md.
8869 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8870 * config/h8300/h8300.md: Include predicates.md.
8871 * config/h8300/predicates.md: New.
8873 2005-03-17 Richard Henderson <rth@redhat.com>
8875 * config.gcc (ia64*-*-hpux*): Add extra_options.
8876 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8877 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8878 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8879 (ia64_tls_size_string, ia64_tune_string): Remove.
8880 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8881 (TARGET_DEFAULT_TARGET_FLAGS): New.
8882 (TARGET_HANDLE_OPTION): New.
8883 (ia64_override_options): Move options parsing ...
8884 (ia64_handle_option): ... here. New.
8885 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8886 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8887 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8888 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8889 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8890 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8891 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8892 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8893 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8894 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8895 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8896 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8897 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8898 TARGET_EARLY_STOP_BITS): Remove.
8899 (TARGET_ILP32): Default false.
8900 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8901 (enum ia64_inline_type): New.
8902 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8903 * config/ia64/ia64.md: Update for new definitions of
8904 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8905 * config/ia64/ia64.opt: New file.
8906 * config/ia64/ilp32.opt: New file.
8908 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8911 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8913 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8915 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8916 instead of MASK_H8300S.
8917 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8918 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8919 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8920 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8921 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8922 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8923 TARGET_SWITCHES): Remove.
8924 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8926 * config/h8300/h8300.opt: New.
8928 * config/alpha/alpha.opt, config/arc/arc.opt,
8929 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8932 2005-03-17 Ian Lance Taylor <ian@airs.com>
8936 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8938 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8939 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8940 (TARGET_HANDLE_OPTION): Override default.
8941 (arc_handle_option): New function.
8942 (arc_init): Remove code to set arch_cpu_string.
8943 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8944 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8945 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8946 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8947 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8948 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8949 (arc_rodata_string, TARGET_OPTIONS): Delete.
8950 * config/arc/arc.opt: New file.
8952 2005-03-17 Richard Henderson <rth@redhat.com>
8954 * doc/extend.texi (Weak Pragmas): New section.
8955 (attribute alias): Clarify that target must be in the same
8958 2005-03-17 Richard Henderson <rth@redhat.com>
8960 * config/alpha/alpha.opt: New file.
8961 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8963 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8964 alpha_fprm_string, alpha_fptm_string): Make static.
8965 (alpha_tls_size_string): Remove.
8966 (alpha_handle_option): New.
8967 (override_options): Update for alpha_cpu/alpha_tune split.
8968 (alpha_file_start): Likewise.
8969 (TARGET_DEFAULT_TARGET_FLAGS): New.
8970 (TARGET_HANDLE_OPTION): New.
8971 * config/alpha/alpha.h (alpha_tune): Declare.
8972 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8973 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8974 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8975 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8976 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8977 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8978 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8979 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8980 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8981 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8982 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8983 (TARGET_DEFAULT): Remove MASK_FP.
8984 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8985 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8986 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8987 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8988 alpha_tls_size_string): Remove.
8989 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8990 (attribute tune): Rename from attribute cpu.
8991 * config/alpha/ev4.md: Update to match.
8992 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8993 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8994 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8995 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8996 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8997 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8999 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9001 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9002 and return without creating new state if before_nops_num is nonzero.
9003 * config/ia64/ia64.md (first_insn): New attribute.
9004 (alloc): Set it to yes.
9006 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9008 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9009 STMT_VINFO_SUBVARS to NULL.
9010 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9012 2005-03-16 Dale Johannesen <dalej@apple.com>
9014 * rtlanal.c (find_first_parameter_load): Rewrite to
9015 return actual first param load or the call if none,
9016 instead of first in block, when not all loads exist.
9018 2005-03-16 Roger Sayle <roger@eyesopen.com>
9020 * optabs.c (expand_copysign_absneg): Make static.
9021 * optabs.h (expand_copysign_absneg): Delete prototype.
9022 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9024 2005-03-16 Richard Henderson <rth@redhat.com>
9027 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9028 (alias_pairs): Rename from output_defs.
9029 (find_decl_and_mark_needed): Split out from assemble_alias.
9030 (do_assemble_alias): New.
9031 (assemble_output_def): Remove.
9032 (finish_aliases_1, finish_aliases_2): New.
9033 (process_pending_assemble_output_defs): Remove.
9034 (assemble_alias): Defer aliases for which we don't yet have a
9035 non-external decl for the target symbol.
9036 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9037 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9038 * toplev.c (compile_file): Use finish_aliases_2 instead of
9039 process_pending_assemble_output_defs.
9040 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9041 (process_pending_assemble_output_defs): Remove.
9043 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9045 Fix PR tree-optimization/20489
9047 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9048 for empty structures.
9050 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9052 Fix PR tree-optimization/20490
9054 * tree-ssa-pre.c (create_expression_by_pieces): Use
9055 force_gimple_operand on result of fold.
9057 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9059 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9060 of closing parenthesis.
9062 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9064 * builtins.c (expand_movstr): Update a call to
9065 fold_builtin_strcpy.
9066 (expand_builtin_strncpy): Update a call to
9067 fold_builtin_strncpy.
9068 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9069 arguments of CALL_EXPR.
9070 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9071 fold_builtin_strncpy.
9072 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9073 * tree.h: Update the prototypes of fold_builtin_strcpy and
9074 fold_builtin_strncpy.
9076 2005-03-16 Steven Bosscher <stevenb@suse.de>
9077 Dorit Naishlos <dorit@il.ibm.com>
9079 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9080 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9083 2005-03-16 Steven Bosscher <stevenb@suse.de>
9085 * tree-inline.c (walk_type_fields, walk_tree,
9086 walk_tree_without_duplicates): Move from here...
9087 * tree.c: ...to here.
9089 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9091 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9092 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9093 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9094 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9095 (version): Define using $(BASEVER_c).
9096 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9098 (version.o): Depend on version files; add custom generation command.
9099 (prefix.o): Define BASEVER on command line.
9100 (s-iov): Depend on version files; adjust command.
9101 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9103 (gcc-vers.texi): New rule.
9104 (doc/%.info, doc/%.dvi): Add -I . to command line.
9105 (doc/gccinstall.dvi): Likewise.
9106 (PACKAGE): Delete. All uses replaced with "gcc".
9107 * aclocal.m4: Do not include gcc-version.m4.
9108 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9109 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9110 Set is_release based on contents of DEV-PHASE.
9111 Set gcc_version based on contents of BASE-VER.
9112 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9113 * config.in, configure: Regenerate.
9114 * gccbug.in: Determine version of GCC in use at runtime.
9115 * gcov-iov.c: Get version number and development phase from
9116 command line, not by including version.c.
9117 * intl.c: Replace all uses of PACKAGE with "gcc".
9118 * libada-mk.in: Delete unused "gcc_version" variable.
9119 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9120 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9121 commentary to match.
9122 (version_string): Put together from pieces.
9123 * config/alpha/x-vms: Do not use $(gcc_version).
9124 * config/i386/t-nwld: Likewise.
9125 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9126 version-GCC and DEVELOPMENT.
9128 2005-03-15 Roger Sayle <roger@eyesopen.com>
9130 PR tree-optimization/17454
9131 * tree.c (tree_size): Add case for TREE_BINFO.
9132 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9133 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9135 2005-03-15 Roger Sayle <roger@eyesopen.com>
9137 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9138 op1 whilst expanding the signed widenening multiply variant.
9140 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9142 * toplev.c (display_target_options): Avoid unused variable warning if
9143 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9144 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9145 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9146 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9147 (mips_isa_info): New variable.
9148 (mips_parse_cpu): Remove the first argument and leave the caller
9150 (TARGET_HANDLE_OPTION): Override default.
9151 (mips_handle_option): New function. Move option validation code from...
9152 (override_options): ...here. Update calls to mips_parse_cpu.
9153 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9154 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9155 (SUBTARGET_TARGET_OPTIONS): Delete.
9156 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9157 (mno-flush-func, mtune=): New options.
9159 2005-03-15 Roger Sayle <roger@eyesopen.com>
9160 Richard Henderson <rth@redhat.com>
9162 * real.c (c4x_single_format, c4x_extended_format): Provide values
9163 for signbit_ro for c4x's single and extended floating point formats.
9164 * optabs.c (expand_copysign): Use the floating point format's
9165 signbit_ro for expanding via expand_copysign_absneg, and it's
9166 signbit_rw field for expanding via expand_copysign_bit.
9168 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9170 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9171 known_alignment_for_access_p.
9172 (known_alignment_for_access_p): New.
9173 (do_peeling_for_alignment): Field made int instead of bool and renamed
9174 to peeling_for_alignment.
9175 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9176 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9177 functionality used to be in vect_analyze_operations.
9178 (vect_analyze_operations): Code to determine vectorization factor was
9179 moved to vect_determine_vectorization_factor.
9180 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9181 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9183 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9184 be part of vect_analyze_operations).
9185 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9186 creating the guard condition, as the number of iterations may be
9188 (slpeel_tree_peel_loop_to_edge): Use new name of
9189 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9190 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9191 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9192 (vect_do_peeling_for_alignment): Use fold.
9193 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9195 (vect_update_inits_of_dr): Renamed to
9196 vect_update_init_of_dr.
9197 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9198 (vectorizable_store): Fix assertion to use == instead of =.
9200 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9202 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9203 call_used_regs for wCG registers.
9205 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9207 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9208 for non-offsettable memory references to cope with outstanding reload
9209 replacements, take 2.
9211 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9214 * config/i386/i386.h (x86_fisttp): New.
9215 (TARGET_FISTTP): New macro.
9216 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9217 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9218 instruction when fisttp flag is set.
9219 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9221 * config/i386/i386.md (type attribute): Add fisttp.
9222 (unit attribute): Set to i387 for fisttp type.
9223 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9224 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9226 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9227 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9229 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9230 patterns for TARGET_FISTTP. Enable patterns for
9231 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9232 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9233 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9234 implement fisttp x87 insn.
9235 (fix_trunc*_i387_fisttp splitters): New patterns.
9236 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9237 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9238 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9240 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9241 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9242 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9243 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9244 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9245 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9246 Disable patterns for TARGET_FISTTP.
9247 (fix_trunc*_i387 splitters): Implement usign mode macros.
9248 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9249 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9250 (fix_trunx*_sse peephole2s): Implement using mode macros.
9252 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9254 PR rtl-optimization/20291
9255 * combine.c (try_combine): If splitting fails, re-try with
9256 original combined pattern, i.e. before clobber stripping.
9258 2005-03-14 Eric Christopher <echristo@redhat.com>
9260 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9261 STACK_GROWS_DOWNWARD.
9263 2005-03-14 Roger Sayle <roger@eyesopen.com>
9265 * real.h (struct real_format): Split the signbit field into two
9266 two fields, signbit_ro and signbit_rw.
9267 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9268 mips_double_format, ieee_extended_motorola_format,
9269 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9270 ieee_extended_intel_128_format, ibm_extended_format,
9271 mips_extended_format, ieee_quad_format, mips_quad_format,
9272 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9273 i370_double_format, c4x_single_format, c4x_extended_format,
9274 real_internal_format): Update initializers for new field.
9275 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9276 real_format structure.
9277 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9278 field of the real_format structure.
9280 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9282 Fix PR tree-optimization/20458
9284 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9285 DECL_EXTERNAL on STRUCT_FIELD tags.
9286 (clear_call_clobbered): Ditto.
9287 * tree-ssa-operands.c (note_addressable): Make sure the original
9288 variable doesn't slip into the addressable list if we have
9290 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9293 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9295 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9296 (-fwide-exec-charset): Likewise.
9297 (-finput-charset): Likewise.
9298 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9299 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9300 * c.opt (Wnormalized): New.
9302 2005-03-14 Devang Patel <dpatel@apple.com>
9304 * doc/invoke.texi: Add reference to Visibility document.
9306 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9308 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9309 MASK_SPLIT_ADDRESSES.
9310 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9311 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9312 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9313 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9314 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9315 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9316 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9317 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9318 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9319 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9320 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9321 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9322 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9323 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9324 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9325 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9326 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9327 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9328 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9329 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9330 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9331 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9332 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9333 (TARGET_EXPLICIT_RELOCS): Delete.
9334 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9335 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9336 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9337 (override_options): Set MASK_LONG64 if -mint64 is given and no
9338 -mlongXX option is. Complain about -mint64 -mlong32.
9339 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9340 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9341 * config/mips/mips.opt: New file.
9343 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9345 * config.gcc (extra_options): New variable for listing option files.
9346 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9347 * configure.ac (extra_opt_files): New AC_SUBST variable.
9348 (tm_file_list, tm_include_list): Include options.h first.
9349 * configure: Regenerate.
9350 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9351 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9352 (s-options-h): New rule.
9353 (options.h): Depend on it.
9354 (TEXI_GCCINT_FILES): Add options.texi.
9355 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9356 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9357 * target.h (gcc_target): Add default_target_flags and handle_option.
9358 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9359 (TARGET_HANDLE_OPTION): New macros.
9360 (TARGET_INITIALIZER): Include them.
9361 * opt-functions.awk (opt_args, nth_arg): New functions.
9362 (switch_flags): Handle the "Target" flag.
9364 (var_name): Use opt_args and nth_arg.
9365 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9366 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9367 macros for the "Mask" and "InverseMask" options.
9368 * opts.h (cl_var_cond): New enum.
9369 (cl_option): Replace the "has_set_value" and "set_value" fields with
9370 "var_cond" and "var_value".
9371 (CL_TARGET): New macro.
9372 (option_enabled, print_filtered_help): Declare.
9373 (decode_options): Move definition.
9374 * opts.c (handle_option): Search for the original option before
9375 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
9376 var_cond and var_value fields. Use targetm.handle_option to handle
9378 (decode_options): Set target_flags to targetm.default_target_flags.
9379 (print_filtered_help): Make global. Handle CL_TARGET.
9380 (option_enabled): New function.
9381 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9382 (display_target_options, set_target_switch, print_switch_values)
9383 (default_pch_valid_p): Guard uses of target_switches with
9384 #ifdef TARGET_SWITCHES. Also...
9385 (display_target_options): Display the CL_TARGET entries in cl_options.
9386 (set_target_option): Don't complain about the "" option when
9387 TARGET_SWITCHES is undefined.
9388 (print_switch_values): Use option_enabled.
9389 (default_pch_valid_p): Check cl_options[] when looking for something
9390 that has changed the value of target_flags.
9391 * c.opt: Remove documentation from top of file.
9392 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
9393 * doc/sourecebuild.texi: Refer to the new options documentation
9394 instead of c.opt. Document machine-specific .opt files.
9395 * doc/tm.texi (target_flags): Say that this variable is declared
9397 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9398 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9400 * doc/options.texi: New file.
9402 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9405 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9408 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9411 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
9412 temporary variable of pointer type if an lvalues is required.
9413 (gimplify_modify_expr_rhs): Request an rvalue from it.
9414 (gimplify_expr): Pass fallback on.
9416 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9418 * cfgbuild.c: Update comments.
9420 2005-03-14 Roger Sayle <roger@eyesopen.com>
9422 PR rtl-optimization/17236
9423 * optabs.c (expand_doubleword_mult): New helper function split out
9424 from expand_binop. Permute the order in which instructions are
9425 emitted to minimize the number of simultaneously live registers.
9426 (expand_binop): Call expand_doubleword_mult to synthesize a double
9427 word multiplication.
9429 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9431 * basic-block.h: Update the prototypes of cached_make_edge and
9433 * cfg.c (cached_make_edge): Take edge_cache representing one
9434 row of the adjacency matrix of edges.
9435 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9436 (make_edges): Initialize edge_cache to represent one row of
9437 the adjacency matrix of edges.
9439 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9441 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9443 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9444 Remove unused removed_phis variable.
9445 (conditional_replacement): Use build1/build2.
9446 (abs_replacement): Use last_and_only_stmt and build1/build2.
9448 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9450 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9451 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9452 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9453 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9454 * c-common.c (handle_novops_attribute): New function.
9455 (c_common_attribute_table): Add "no vops" entry.
9456 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9457 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9458 * tree-ssa-operands.c (get_call_expr_operands): Do not
9459 create virtual operands for calls with ECF_NOVOPS flag.
9460 * tree.h (DECL_IS_NOVOPS): New macro.
9461 (struct tree_decl): Add novops_flag.
9462 (ECF_NOVOPS): New constant.
9464 2005-03-14 Uros Bizjak <uros@kss-loka.si>
9467 * config/i386/i386.c (x86_use_himode_fiop): New.
9468 (x86_use_simode_fiop): Rename from x86_use_fiop.
9469 * config/i386/i386.h (x86_use_himode_fiop): Declare.
9470 (TARGET_USE_HIMODE_FIOP): New.
9471 (x86_use_simode_fiop): Rename from x86_use_fiop.
9472 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9474 * config/i386/i386.md (X87MODEI12): New mode macro define.
9475 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
9476 to implement x87 FP compare with HImode input operands.
9477 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9478 Use X87MODEI12 mode macro to handle HImode input operands.
9479 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9480 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9481 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9482 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9483 macro to implement x87 operators with HImode input operands.
9484 (fop splitters): Use X87MODEI12 mode macro to handle HImode
9487 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9489 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9491 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9492 constants invariant.
9494 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9496 * basic-block.h (BB_VISITED): Removed.
9497 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9499 2005-03-14 Falk Hueffner <falk@debian.org>
9502 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9504 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9506 * ggc-zone.c: Fix comment typos.
9508 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9509 stringpool.c, config/mips/mips-protos.h: Update copyright.
9511 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9513 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9514 throughout with its typedef, "rtx".
9515 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
9516 (rs6000_tls_symbol_ref_1): Remove inline keyword.
9517 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
9518 regs in comment to match code.
9520 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9522 * except.c (check_handled): Make it static.
9523 * except.h: Remove the corresponding prototype.
9525 * function.c (get_func_frame_size): Make it static.
9526 * function.h: Remove the corresponding type.
9528 * regclass.c (reg_class_superclasses, reg_class_subclasses):
9530 * hard-reg-set.h: Remove the corresponding declarations.
9532 * tree-cfg.c (verify_stmts): Check that
9533 bb_for_stmt (stmt) == bb for every PHI node and statement.
9535 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9537 * config.gcc: Remove excess indentation.
9538 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9540 2005-03-13 Roger Sayle <roger@eyesopen.com>
9543 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9544 * fold-const.c (fold_sign_changed_comparison): Likewise.
9545 (fold_binary): Optimize comparisons against widened operands if
9546 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9548 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9550 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9551 (sparc_override_options): Initialize it.
9552 (sparc_struct_value_rtx): Set it on the MEM to be returned.
9554 2005-03-13 David Edelsohn <edelsohn@gnu.org>
9556 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9557 (reg_or_none500mem_operand): New predicate.
9558 (zero_reg_mem_operand): New predicate.
9559 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9560 to reg_or_none500mem_operand.
9561 (extendsfdf2_fpr): Add MEM alternative.
9562 (extenddftf2_internal): Change operand2 predicate to
9563 zero_reg_mem_operand.
9565 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9567 * ggc-zone.c: Rewritten.
9569 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9571 * configure.ac: Define GGC_ZONE for --with-gc=zone.
9572 * config.in: Regenerated.
9573 * configure: Regenerated.
9574 * gengtype.c (write_types_process_field, write_func_for_structure):
9575 Pass new argument to gt_pch_note_object.
9576 * ggc-common.c (struct ptr_data): Add TYPE.
9577 (gt_pch_note_object): Take TYPE argument and save it.
9578 (call_count): Update call to ggc_pch_count_object.
9579 (call_alloc): Update call to ggc_pch_alloc_object.
9580 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9582 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9583 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9584 (ggc_alloc_zone_stat): Delete.
9585 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9586 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9587 (ggc_pch_alloc_object): Update prototypes.
9588 (garbage_zone): Delete.
9589 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9590 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
9592 (tree_id_zone): New variable.
9593 (ggc_alloc_cleared_zone): Remove unused.
9594 (ggc_alloc_zone): Define.
9595 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9596 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9597 ggc_alloc_zone_stat.
9598 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9599 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9600 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9601 (make_node_stat): Likewise. Use tree_id_zone.
9603 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9604 Joseph S. Myers <joseph@codesourcery.com>
9606 * configure.ac: Check for MIPS TLS.
9607 * configure: Regenerated.
9608 * config/mips/mips-protos.h (enum mips_symbol_type): Add
9609 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9610 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9611 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9612 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9613 (mips_classify_symbol, mips_symbolic_constant_p)
9614 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9615 (mips_tls_operand_p, mips_call_tls_get_addr)
9616 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9617 (mips_tls_symbol_ref_1): New functions.
9618 (mips_legitimize_address, mips_legitimize_const_move): Call
9619 mips_legitimize_tls_address.
9620 (override_options): Handle V1_REG and TLS symbols. Disable TLS
9622 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9623 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9624 (mips_char_to_class): Document V1_REG.
9625 (HAVE_AS_TLS): Provide default.
9626 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9628 (load_got<mode>): Renamed from *load_got<mode>. Allow when
9630 (tls_get_tp_<mode>): New instruction.
9632 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9634 * configure.ac: Update checks for target tools.
9635 * configure: Regenerated.
9637 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9639 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9641 2005-03-13 Roger Sayle <roger@eyesopen.com>
9643 * expmed.c (expand_mult): Use synthetic multiplication sequences for
9644 more classes of DImode multiplication by constant. Allow both
9645 multiplication by small negative constants (by performing a
9646 multiplication by a positive constant and negating the result) and
9647 multiplications by large powers of two, by using a left shift.
9649 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9651 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9652 of basic blocks into work_stack.
9654 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9655 config/mips/vr.h: Update copyright.
9657 * c-decl.c (c_init_decl_processing): Remove useless calls to
9658 build_function_type.
9660 * builtins.c (fold_trunc_transparent_mathfn,
9661 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9662 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9663 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9664 fold_builtin_strcpy, fold_builtin_strncpy,
9665 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9668 * builtins.c (expand_builtin_mathfn_3): Remove local variable
9671 * lambda-code.c (lambda_compute_auxillary_space): Remove local
9672 variable determinant.
9674 * tree-cfg.c (group_case_labels): Remove local variable type.
9676 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9679 * tree-ssa-phiopt.c (value_replacement): Remove local variable
9682 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
9685 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9686 (*movmemqi_insn): Delete.
9687 (*movmemhi): Delete.
9689 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9691 * builtins.c (fold_builtin_classify): Take decomposed
9692 arguments of CALL_EXPR.
9693 (fold_builtin_1): Update a call to fold_builtin_classify.
9695 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
9698 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9699 through into call to parser_xref_tag after parse error.
9700 (c_parser_struct_declaration): Consistently return NULL_TREE on
9703 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
9705 * tree-flow-inline.h (ref_contains_array_ref): New function.
9706 (lookup_subvars_for_var): Ditto.
9707 (get_subvars_for_var): Ditto.
9708 (var_can_have_subvars): Ditto.
9710 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9711 (struct subvar): New type.
9713 * tree-dfa.c (okay_component_ref_for_subvars): New function.
9715 * tree-optimize.c (init_tree_optimization_passes): Call
9716 pass_create_structure_vars.
9718 * tree-ssa-alias.c: Include vec.h.
9719 (init_alias_info): Don't auto-clear call clobbered on struct-field
9721 (compute_flow_insensitive_aliasing): Handle subvars.
9722 (group_aliases): Handle STRUCT_FIELD aliases.
9723 (setup_pointers_and_addressables): Ditto.
9724 Don't mark variables non-addressable if they still have
9725 addressable subvars.
9726 Also mark subvars addressable when the real variable is marked
9728 (add_pointed_to_var): Try to prune the pointed-to set by only
9729 pointing to subvars when possible.
9730 Otherwise, make sure we set addresses_needed and pt_vars to
9731 properly include subvars.
9732 (bitpos_of_field): New function.
9733 (push_fields_onto_fieldstack): Ditto.
9734 (get_or_create_used_part_for): Ditto.
9735 (create_overlap_variables_for): Ditto.
9736 (find_used_portions): Ditto.
9737 (create_structure_vars): Ditto.
9738 (pass_create_structure_vars): New structure.
9740 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9741 (get_expr_operands): Handle subvars. Also try to turn
9742 COMPONENT_REF accesses into must-defs now that we can accurately
9744 (note_addressable): Try to only mark as addressable those subvars
9745 we know a COMPONENT_REF touches.
9746 (overlap_subvar): New function.
9748 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9749 Handle subvar storing.
9750 (vect_address_analysis): Update caller of vect_object_analysis.
9752 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9754 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9755 (STMT_VINFO_SUBVARS): New macro.
9757 * common.opts: add flag_tree_salias.
9759 * opts.c (decode_options): flag_tree_salias defaults to on.
9761 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9763 * doc/tree-ssa.texi: Document structural alias analysis.
9765 2005-03-12 Steven Bosscher <stevenb@suse.de>
9767 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9768 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9769 * tree-ssa-operands.c (get_expr_operands): Likewise.
9770 (get_expr_operands): Likewise for ERROR_MARK.
9772 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9774 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9777 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9780 * tree-ssa-pre.c (compute_avail): Remove local variable val.
9781 (mark_operand_necessary): Remove local variable ver.
9783 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9784 variable prefix_len.
9786 * value-prof.c (mod_subtract_transform): Remove local variable
9789 * builtins.c (fold_builtin_exponent): Take decomposed
9790 arguments of CALL_EXPR.
9791 (fold_builtin_1): Update a call to fold_builtin_exponent.
9793 * builtins.c (fold_builtin_logarithm): Take decomposed
9794 arguments of CALL_EXPR.
9795 (fold_builtin_1): Update a call to fold_builtin_logarithm.
9797 * c-decl.c (c_init_decl_processing): Remove local variables
9798 ptr_ftype_void and ptr_ftype_ptr.
9800 * gimplify.c (gimplify_expr): Remove local variables r0 and
9803 * reg-stack.c (move_for_stack_reg): Remove local variable
9805 (compare_for_stack_reg): Remove local variable flags_user.
9806 (convert_regs_1): Remove local variable deleted.
9808 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9810 (combine_blocks): Remove local variables exits and new_e.
9812 * tree-inline.c (expand_call_inline): Remove local variable
9815 * tree-ssa-live.c (create_ssa_var_map,
9816 calculate_live_on_entry): Remove local variable snn.
9818 2005-03-12 Geoffrey Keating <geoffk@apple.com>
9820 * c-lex.c (c_lex_with_flags): Add parameter to call to
9823 2005-03-11 Per Bothner <per@bothner.com>
9825 * c-tree.h (struct c_declarator): New id_loc field.
9826 * c-pragma.h (c_lex_with_flags): Take position reference.
9827 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9828 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9829 (c_lex): Pass dummy location to c_lex_with_flags.
9830 * c-parser.c (c_lex_one_token): Set c_token's location using
9831 c_lex_with_flags, instead of input_location, which might be "ahead".
9832 (c_parser_direct_declarator): Set declarator's id_loc from
9834 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9835 declarator's id_loc, rather than probably-imprecise input_location.
9836 (build_id_declarator): Initialize c_declarator's id_loc field.
9838 2005-03-11 Roger Sayle <roger@eyesopen.com>
9841 * builtins.c (expand_builtin_signbit): Force the signbit's word
9842 into an integer register to avoid SUBREGs of floating point modes.
9844 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9846 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9847 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9848 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9849 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9851 2005-03-11 David Edelsohn <edelsohn@gnu.org>
9853 PR rtl-optimization/20306
9854 * expr.c (emit_move_complex): Set try_int false if mode is
9855 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
9856 emit_block_move if try_int is true.
9858 2005-03-11 Richard Henderson <rth@redhat.com>
9861 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9862 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9865 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9867 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9868 (TARGET_FIX_VR4130): New macro.
9869 (TARGET_OPTIONS): Add -mfix-vr4130.
9870 (ISA_HAS_MACCHI): New macro.
9871 (ASM_SPEC): Add -mfix-vr4130.
9872 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9873 (override_options): Handle mips_fix_vr4130_string.
9874 (mips_avoid_hazards): Clear all_noreorder_p
9875 if we're working around VR4130 errata and the macc alternatives
9877 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9878 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9879 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9880 (MULTILIB_DEFAULTS): Remove leading "march=".
9881 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9882 if no architecture option is given.
9883 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9885 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9886 * doc/invoke.texi: Document -mfix-vr4130.
9888 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9890 * config/mips/mips.c (override_options): Only warn about -mint64
9891 deprecation if TARGET_INT64.
9893 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9895 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9896 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9897 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9898 are non-specific regarding the nonnull parameter positions.
9899 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9900 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9901 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9902 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9904 * builtins.def: Use the non-specific "nonnull" attibute lists.
9906 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9908 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9909 single_pred_edge, single_succ, single_pred): Improve comments.
9911 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9913 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9914 single_pred_edge, single_succ, single_pred): New inline functions.
9915 * bb-reorder.c (rotate_loop, find_traces_1_round,
9916 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9917 duplicate_computed_gotos): Use the single_succ/pred functions.
9918 * cfganal.c (forwarder_block_p): Ditto.
9919 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9920 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9921 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9922 merge_seq_blocks): Ditto.
9923 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9924 * cfglayout.c (fixup_reorder_chain): Ditto.
9925 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9926 canonicalize_loop_headers, verify_loop_structure): Ditto.
9927 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9928 mfb_update_loops, create_preheader, force_single_succ_latches,
9929 create_loop_notes): Ditto.
9930 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9931 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9932 commit_one_edge_insertion, purge_dead_edges,
9933 cfg_layout_can_merge_blocks_p): Ditto.
9934 * except.c (sjlj_emit_function_enter): Ditto.
9935 * flow.c (init_propagate_block_info): Ditto.
9936 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9937 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9938 insert_insn_end_bb): Ditto.
9939 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9940 find_if_case_2): Ditto.
9941 * lambda-code.c (perfect_nestify): Ditto.
9942 * lcm.c (optimize_mode_switching): Ditto.
9943 * loop-doloop.c (doloop_modify): Ditto.
9944 * loop-init.c (loop_optimizer_init): Ditto.
9945 * loop-iv.c (simplify_using_initial_values): Ditto.
9946 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9947 * loop-unswitch.c (unswitch_loop): Ditto.
9948 * modulo-sched.c (generate_prolog_epilog): Ditto.
9949 * predict.c (combine_predictions_for_insn, estimate_probability,
9950 tree_estimate_probability, last_basic_block_p,
9951 estimate_bb_frequencies): Ditto.
9952 * profile.c (branch_prob): Ditto.
9953 * regrename.c (copyprop_hardreg_forward): Ditto.
9954 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9955 * tracer.c (layout_superblocks): Ditto.
9956 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9957 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9958 cleanup_control_expr_graph, disband_implicit_edges,
9959 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9960 tree_verify_flow_info, tree_make_forwarder_block,
9961 tree_forwarder_block_p, remove_forwarder_block,
9962 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9963 * tree-if-conv.c (tree_if_conversion): Ditto.
9964 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9965 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9966 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9967 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9968 copy_loop_headers): Ditto.
9969 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9970 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9971 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9972 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9973 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9974 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9975 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9976 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9977 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9978 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9979 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9980 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9981 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9982 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9983 slpeel_add_loop_guard): Ditto.
9985 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9987 PR tree-optimization/15784
9988 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9991 * stmt.c (expand_case): Don't change index_type. Convert minval
9994 PR tree-optimization/20130
9995 * fold-const.c (fold): Fold x * -1 into -x.
9997 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9999 PR rtl-optimization/20331
10000 * rtlanal.c (modified_between_p): Check its address first for MEM.
10001 (modified_in_p): Likewise.
10003 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10005 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10007 2005-03-10 Steven Bosscher <stevenb@suse.de>
10009 * expr.c (expand_expr_real_1): If possible, use a conditional
10010 move for expanding MIN_EXPR and MAX_EXPR.
10011 Use temp for moving around rtx-en.
10013 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10016 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10019 2005-03-10 Roger Sayle <roger@eyesopen.com>
10021 * builtins.c (expand_builtin_signbit): Extend to handle floating
10022 point modes wider than the largest integer type, using the
10023 operand_subword_force function to obtain the signbit's word.
10025 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10028 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10029 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10031 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10033 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10035 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10037 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10039 (perform_edge_inserts): Unconditionally call
10040 free_dominator_info.
10042 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10044 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10046 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10048 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10050 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10052 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10054 (rtl_register_value_prof_hooks,
10055 tree_value_profile_transformations,
10056 tree_register_value_prof_hooks): Likewise.
10057 * var-tracking.c (stack_adjust_offset_pre_post,
10058 variable_htab_free, variable_union, dataflow_set_different_2,
10059 count_uses, variable_was_changed, set_frame_base_location,
10060 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10061 vt_add_function_parameters): Likewise.
10062 * varasm.c (named_section_real, named_section, make_decl_rtl,
10063 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10064 const_hash_1, compare_constant, copy_constant, force_const_mem,
10065 output_constant_pool_2, output_constant_pool_1, output_constant,
10066 output_constructor, make_decl_one_only, decl_tls_model,
10067 default_no_named_section, default_elf_select_section_1,
10068 default_unique_section_1): Likewise.
10069 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10070 * vmsdbgout.c (addr_const_to_string): Likewise.
10073 * function.c (struct assign_parm_data_one): Remove last_named
10075 (assign_parm_find_data_types): Don't determine last_named.
10076 Reorder named_parm determination.
10077 (assign_parms): Only setup varargs on the last non-varadic
10080 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10082 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10083 sda base address on medium model.
10085 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10087 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10088 * cfgloop.c (flow_loop_nodes_find): Export.
10089 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10091 * cfgloopmanip.c (fix_loop_structure): New function.
10092 * predict.c (predict_loops): Clean up the loops information.
10093 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10094 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10096 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10097 (rewrite_into_loop_closed_ssa): Declaration changed.
10098 * tree-loop-linear.c (linear_transform_loops): Add argument to
10099 rewrite_into_loop_closed_ssa call.
10100 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10101 * tree-ssa-loop-im.c (move_computations): Ditto.
10102 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10103 * tree-vectorizer.c (vectorize_loops): Ditto.
10104 * tree-optimize.c: Include cfgloop.h.
10105 (execute_todo): Choose whether to call cleanup_tree_cfg or
10106 cleanup_tree_cfg_loop.
10107 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10108 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10109 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10110 cleanup_tree_cfg_loop call.
10111 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10112 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10113 work on part of cfg.
10115 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10117 PR inline-asm/20314
10118 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10119 with multiple alternatives.
10121 * stmt.c (parse_output_constraint): Fix a typo.
10123 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10125 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10126 assembly directive instead of deprecated "no-generics".
10128 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10130 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10131 for non-offsettable memory references to cope with outstanding reload
10133 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10134 avoid losing outstanding address reloads.
10135 ("reload_outdi", "reload_outdf"): Likewise.
10137 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10139 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10140 code. Add more cbrt transformations.
10142 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10144 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10146 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10148 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10149 NULL_TREE when a given tree is not simplified.
10150 (fold): Return the original tree when any of the functions
10151 mentioned above NULL_TREE.
10153 * fold-const.c (fold_unary, fold_binary): Take decomposed
10154 arguments, code, type, op0, and op1 in case of fold_binary.
10155 (fold): Update calls to fold_unary and fold_binary.
10157 2005-03-09 Roger Sayle <roger@eyesopen.com>
10159 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10160 a fndecl and an arglist instead of a CALL_EXPR, exp.
10162 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10164 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10166 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10168 * expr.c (expand_assignment): Remove orig_to_rtx.
10170 * fold-const.c (int_const_binop): Remove no_overflow.
10172 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10174 * loop-iv.c (get_biv_step_1): Remove lhs.
10176 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10178 * real.c (real_nan): Remove neg.
10180 * function.c (thread_prologue_and_epilogue_insns): Remove i
10183 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10186 * tree-eh.c (tree_could_trap_p): Remove idx.
10188 * tree-into-ssa.c (ann): Remove ann.
10190 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10192 * tree-sra.c (decide_block_copy): Remove inst_count.
10194 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10196 * tree-ssa-loop-im.c (lhs): Remove.
10198 * cfgbuild.c (state, STATE, SET_STATE,
10199 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10201 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10202 (find_basic_blocks): Set the state of each basic block to
10205 2005-03-08 Jeff Law <law@redhat.com>
10207 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10208 goto results in the removal of edges in the CFG, then we need
10209 to recompute dominators.
10211 2005-03-09 Ben Elliston <bje@au.ibm.com>
10213 * c-common.c (c_do_switch_warnings): Comment fix.
10215 2005-03-08 Julian Brown <julian@codesourcery.com>
10217 * Patch from 2005-03-08 reverted for causing regressions and
10218 ppc-darwin bootstrap failure.
10220 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10222 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10223 Define the real function for ppc-darwin.
10224 * c-typeck.c (convert_arguments): Check for target-specific
10225 invalid argument call to unprototyped function.
10226 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10228 * target.h (invalid_arg_for_unprototyped_fn): New field
10230 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10231 default target hook.
10232 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10235 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10237 * c-typeck.c (constructor_stack, constructor_range_stack,
10238 initializer_stack): Make them static.
10240 * cfg.c (rbi_pool): Make it static.
10242 * gimple-low.c (lower_stmt_body): Make it static.
10243 * tree-flow.h: Remove the corresponding prototype. Don't
10244 declare lower_data.
10246 * sched-deps.c (cache_size): Make it static.
10248 * stor-layout.c (lang_adjust_rli): Make it static.
10250 2005-03-08 Julian Brown <julian@codesourcery.com>
10252 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10253 from being used for symbols with vague linkage when
10254 HAVE_GAS_COMDAT_GROUP is true.
10256 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10258 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10259 nlabel == JUMP_LABEL (jump).
10261 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10263 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10264 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10265 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10266 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10268 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10271 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10272 * c-common.c (handle_returns_twice): New function.
10273 (c_common_attribute_table): Declare eturns_twice' attribute.
10274 * doc/extend.texi: Document eturns_twice' attribute.
10275 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10276 (struct tree_decl): Add returns_twice_flag.
10278 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10280 * tree-ssa-phiopt.c: Fix a comment typo.
10282 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10283 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10284 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10287 2005-03-08 Richard Henderson <rth@redhat.com>
10289 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10290 builtin codes with ctzdi2, clzdi2, popcountdi2.
10291 (struct alpha_builtin_def): Add is_const.
10292 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10293 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10294 (alpha_init_builtins): Init them. Set nothrow and const attributes
10296 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10297 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10298 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10299 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10300 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10301 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10302 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10303 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10304 (TARGET_FOLD_BUILTIN): New.
10305 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10306 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10308 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10310 2005-03-08 Ira Rosen <irar@il.ibm.com>
10312 PR tree-optimization/20122
10313 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10314 condition of access function instead of base.
10316 2005-03-07 Jeff Law <law@redhat.com>
10317 Steven Bosscher <stevenb@suse.de>
10319 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10320 (find_taken_edge): Call find_taken_edge_computed_goto as
10321 appropriate. Allow any gimple invariant rather than just
10322 INTEGER_CST for VAL.
10323 (cleanup_control_flow): Cleanup a computed goto which has turned
10324 into a simple goto.
10325 (tree_merge_blocks): If block B has any forced labels, move
10326 them to the start of block A.
10327 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10328 computed gotos as well.
10329 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10330 removal of unnecessary computed gotos too.
10331 (lookup_redirection_data): Fix type of INSERT argument. Callers
10334 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10336 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10337 Remove trailing spaces.
10339 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10340 unshare_all_trees): Make them static.
10341 * tree-gimple.h: Remove the corresponding prototypes.
10343 * diagnostic.h: Remove unused prototype
10344 debug_output_buffer.
10345 * modulo-sched.c: Remove unused prototype
10346 set_row_column_for_ps.
10348 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10349 replace_phi_edge_with_variable): Remove unused variable i.
10351 2005-03-07 Per Bothner <per@bothner.com>
10353 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10355 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10358 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10359 bbs on the COND_EXPR instead of the PHI_NODEs.
10360 (candidate_bb_for_phi_optimization): Remove.
10361 (replace_phi_with_stmt): Rename to ...
10362 (replace_phi_edge_with_variable): this and change so that we
10363 replace the phi argument instead of removing the PHI.
10364 (conditional_replacement): Change so we deal with PHI with more
10365 than two arguments.
10366 (value_replacement): Likewise.
10367 (abs_replacement): Likewise.
10369 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10371 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10372 output_e500_flip_gt_bit.
10374 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10376 (rs6000_generate_compare): Fix logic to look at the correct bits.
10377 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10379 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10380 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
10381 gen_move_from_CR_gt_bit.
10383 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10384 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10385 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10387 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10388 (E500_CR_IOR_COMPARE): New constant.
10390 2005-03-08 Earl Chew <earl_chew@agilent.com>
10391 David Billinghurst <David.Billinghurst@riotinto.com>
10393 * config/i386/host-cygwin.c: New file to support precompiled
10395 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10396 * config.host: Use above files for cygwin host.
10398 2005-03-07 David Edelsohn <edelsohn@gnu.org>
10400 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10401 ordering ops from earlier change.
10403 2005-03-07 Per Bothner <per@bothner.com>
10405 Various fixes to allow us to again build if --enable-mapped-location:
10406 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10407 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10408 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10409 local variable loc. Change logic appropriately.
10410 * tree-vect-transform.c (vect_finish_stmt_generation): Use
10411 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10412 * c-parser.c (c_parser_for_statement): Initialize loc variable.
10413 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10414 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10416 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
10418 PR rtl-optimization/19683
10419 * reload1.c (choose_reload_regs): Pass the number of bits, not the
10420 number of bytes, to smallest_int_for_mode. Fix arguments to
10421 REG_CANNOT_CHANGE_MODE_P.
10423 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10425 * reorg.c (relax_delay_slots): Check that the jump is
10426 conditional before trying to invert it.
10428 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10430 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10433 * calls (stack_arg_under_construction): Make it static.
10435 * flow.c (regs_live_at_setjmp): Make it static.
10436 * flow.h: Remove the corresponding prototype.
10438 * reload1.c (reload_startobj, reload_firstobj,
10439 something_needs_operands_changed, reload_inherited,
10440 reload_inheritance_insn, reload_override_in,
10441 reload_spill_index): Make them static.
10443 * recog.c (verify_changes): Make it static.
10444 * recog.h: Remove the corresponding prototype.
10446 * cfgbuild.c (find_sub_basic_blocks): Remove.
10447 * basic-block.h: Remove the corresponding prototype.
10448 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10450 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10452 * tree-ssa-operands.c (check_build_stmt): Remove.
10454 * stor-layout.c (set_alignment): Remove.
10455 * tree.h: Remove the corresponding prototype.
10457 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10459 * tree-ssa-dce.c (control_dependence_map,
10460 visited_control_parents): Make them static.
10462 * cfghooks.c (verify_flow_info): Remove local variable
10465 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10468 * loop-unswitch.c (unswitch_loop): Remove local variable src.
10470 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
10472 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10474 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
10476 * config/ia64/hpux.h (LINK_SPEC): Add -z.
10477 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10478 PARALLEL for an empty structure.
10480 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10482 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10484 * fold-const.c (fold_binary): Unroll the very first "for"
10487 2005-03-06 David Edelsohn <edelsohn@gnu.org>
10489 * config/rs6000/predicates.md (branch_comparison_operator): Remove
10490 redundant match_code test.
10491 (scc_comparison_operator): Swap match_operand and match_code
10493 (branch_positive_comparison_operator): Same.
10494 (trap_comparison_operator): Use comparison_operator and swap with
10497 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
10500 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10501 (out_movhi_r_mr): Read low byte of volatile MEM first.
10502 (out_movhi_mr_r): Write high byte of volatile MEM first.
10504 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10506 * cselib.c (reg_values, reg_values_size): Make them static.
10508 * cse.c (cse_reg_info_table): Make it static.
10510 * fold-const.c (fold_unary): Use build1 instead of copy_node.
10512 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
10514 * cse.c (find_best_addr): Use canon_for_address.
10516 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10518 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10519 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10520 SUBREG and MEM, respectively.
10522 * fold-const.c (fold_binary): Use code instead of t.
10524 * fold-const.c (optimize_minmax_comparison): Take decomposed
10525 arguments code, type, op0, and op1 instead of t.
10526 (fold_binary): Update a call to optimize_minmax_comparison.
10528 * fold-const.c (fold_range_test): Take decomposed arguments
10529 code, type, op0, and op1 instead of t.
10530 (fold_binary): Update a call to fold_range_test.
10532 * fold-const.c (fold_binary_op_with_conditional_arg): Take
10533 decomposed arguments code, type, op0, and op1 instead of t.
10534 (fold_binary): Update a call to fold_range_test.
10536 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10538 * fold-const.c (fold_binary): Avoid directly using the original
10539 expression t as much as possible.
10541 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10543 * c-semantics.c (build_stmt): Use TYPE_P instead of
10544 IS_NON_TYPE_CODE_CLASS.
10545 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10546 (NON_TYPE_CHECK): Use TYPE_P instead of
10547 IS_NON_TYPE_CODE_CLASS.
10549 * fold-const.c (fold): Remove handling of binary expressions.
10551 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
10553 * doc/c-tree.texi: Wrap comments in @r{}.
10554 * doc/cpp.texi: Likewise.
10555 * doc/cppinternals.texi: Likewise.
10556 * doc/extend.texi: Likewise.
10557 * doc/md.texi: Likewise.
10558 * doc/objc.texi: Likewise.
10559 * doc/sourcebuild.texi: Likewise.
10560 * doc/tm.texi: Likewise.
10561 * doc/tree-ssa.texi
10563 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10565 * predict.c (apply_return_prediction): Standardize PHI chain
10567 * tree-ssa.c (ssa_redirect_edge): Likewise.
10569 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10570 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10573 * tree-phinodes.c (remove_phi_node): Drop the last argument.
10574 * tree-flow.h: Adjust the prototype for remove_phi_node.
10575 * lambda-code.c (perfect_nestify): Adjust a call to
10578 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10579 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10581 * tree-ssa-dce.c (remove_dead_phis): Likewise.
10582 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10583 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10584 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10586 * combine.c (simplify_and_const_int): Use gen_int_mode instead
10587 of GEN_INT (trunc_int_for_mode (...)).
10588 * loop-iv.c (iv_number_of_iterations): Likewise.
10589 * postreload.c (reload_cse_move2add): Likewise.
10590 * simplify-rtx.c (simplify_const_unary_operation,
10591 simplify_const_binary_operation): Likewise.
10592 * stor-layout.c (get_mode_bounds): Likewise.
10594 * fold-const.c (fold_binary): New.
10595 (fold): Call fold_binary on binary expressions.
10597 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
10599 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10600 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10601 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10602 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10603 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10605 2005-03-04 Devang Patel <dpatel@apple.com>
10607 PR tree-optimization/18815
10608 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10609 loops with zero exit edges.
10611 2005-03-04 Devang Patel <dpatel@apple.com>
10613 * doc/invoke.texi: Remove reference to webpage that does not exist.
10615 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
10616 Joseph S. Myers <joseph@codesourcery.com>
10619 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10620 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10621 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10622 * pa.c (get_plabel): Change argument to symbol_ref. Call
10623 maybe_get_identifier instead of get_identifier.
10624 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10625 (struct deferred_plabel): Replace name field with symbol field.
10626 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10627 ASM_OUTPUT_EXTERNAL_REAL is defined.
10628 (output_global_address): Use output_addr_const for output of all
10630 (output_deferred_plabels): Use symbol_ref instead of name for address
10632 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10633 ASM_OUTPUT_SYMBOL_REF): New macros.
10634 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
10636 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10639 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
10641 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10642 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10644 2005-03-04 Jeff Law <law@redhat.com>
10646 * basic-block.h (rediscover_loops_after_threading): Declare.
10647 * tree-ssa-dom.c: Include cfgloop.h.
10648 (tree_ssa_dominator_optimize): Discover loops and some basic
10649 properties. Remove forwarder blocks recreated by loop header
10650 canonicalization. Also mark backedges in the CFG.
10651 * tree-ssa-threadupdate.c: Include cfgloop.h
10652 (rediscover_loops_after_threading): Define.
10653 (struct local_info): New field, JUMP_THREADED.
10654 (prune_undesirable_thread_requests): New function.
10655 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
10656 then record that fact for the callers of redirct_edges.
10657 (thread_block): If BB has incoming backedges, then call
10658 prune_undesirable_thraed_requests. Note when we are
10659 going to have to rediscover loop information. Return a
10660 boolean indicating if any jumps were threaded.
10661 (thread_through_all_blocks): Bubble up boolean indicating
10662 if any jumps were threaded.
10663 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10664 (tree-ssa-threadupdate.o): Similarly.
10666 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10668 * fold-const.c (fold_ternary): Unroll the "for" loop to
10671 2005-03-04 Andrew Haley <aph@redhat.com>
10673 * unwind-dw2-fde-glibc.c (struct
10674 unw_eh_callback_data.check_cache): New field.
10675 (frame_hdr_cache): New.
10676 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10677 Cache frame header info.
10679 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
10681 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10682 (print_c_condition): Declare.
10683 * read-rtl.c (ptr_loc): New structure.
10684 (ptr_locs, ptr_loc_obstack, joined_conditions)
10685 (joined_conditions_obstack): New variables.
10686 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10687 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10688 (join_c_conditions, print_c_condition): New functions.
10689 (apply_macro_to_string): Associate the new string with the same
10690 source location as the old one.
10691 (add_condition_to_string): Use join_c_conditions.
10692 (read_string): Use set_rtx_ptr_loc to record a filename and line
10693 number for the string.
10694 (read_rtx): Initialize the new variables above.
10695 * genattrtab.c (write_test_expr, write_attr_value): Use
10697 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
10698 comment above the GCC_VERSION check.
10699 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10700 Inline the definition of MAYBE_EVAL.
10701 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10702 * genoutput.c (process_template): Likewise.
10703 * genpreds.c (write_predicate_subfunction): Likewise.
10704 (write_predicate_expr): Use print_c_condition.
10705 * genrecog.c (write_cond): Likewise.
10706 * gensupport.c (process_rtx): Use join_c_conditions to join the
10707 conditions of a define_insn_and_split. Record a source location
10708 for the string after the "&&".
10709 (alter_test_for_insn): Use join_c_conditions.
10711 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
10714 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10715 PR tree-optimization/15784
10716 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10719 2005-03-04 Ben Elliston <bje@au.ibm.com>
10721 * gcc.c (option_map): Add --coverage.
10722 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10723 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10724 * config/darwin.h: Pass -lgcov for `coverage'.
10725 * doc/invoke.texi (Debugging Options): Document --coverage.
10727 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10729 * gcse.c (bypass_block): Use find_edge wherever possible.
10731 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
10735 * c-opts.c (c_common_parse_file): Call start_source_file
10736 and end_source_file at the approriate times.
10738 * dwarf2out.c (dwarf2out_finish): Don't auto-end
10739 the main file, it will be done for us now.
10741 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10743 * fold-const.c (fold_ternary): New.
10744 (fold): Call fold_ternary on ternary expressions. Remove
10745 handling of ternary expressions.
10747 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10749 PR tree-optimization/15784
10750 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10753 2005-03-03 David Edelsohn <edelsohn@gnu.org>
10755 * config/rs6000/predicates.md (branch_comparison_operator):
10756 Convert from C block to conditional format.
10758 2005-03-03 Jan Hubicka <jh@suse.cz>
10760 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10761 and non-constant public variables.
10763 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
10765 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10768 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10771 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10772 calls to release_ssa_name and release_phi_node.
10774 * fold-const.c (fold): Remove handling of unary expressions.
10776 * fold-const.c (fold_unary): Avoid directly using the original
10777 expression t as much as possible.
10779 2005-03-03 Roger Sayle <roger@eyesopen.com>
10780 Andrew Pinski <pinskia@physics.uc.edu>
10782 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10783 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10785 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
10787 Describe special registers SRP and MOF as allocatable registers.
10788 * config/cris/cris.c (cris_md_asm_clobbers): New function.
10789 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10790 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10791 TARGET_HAS_MUL_INSNS.
10792 (cris_print_operand) <case 'd'>: New case.
10793 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10794 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10796 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10797 (REG_ALLOC_ORDER): Update for MOF.
10798 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10800 (GENERAL_REGS): No longer a define of ALL_REGS.
10801 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10802 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10803 Adjust accordingly.
10804 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10805 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10806 (SECONDARY_RELOAD_CLASS): Define.
10807 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10808 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10809 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10810 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10811 (REGISTER_MOVE_COST): Define.
10812 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10813 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10814 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10815 (CRIS_MOF_REGNUM): New define_constants.
10816 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10818 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10820 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10821 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10822 Adjust for MOF being properly described as a register.
10823 (indir_to_reg_split): Name this split. Conditionalize on the
10824 destination register being a general register.
10825 (movei): Conditionalize on on operands 0 and 1 having the same
10828 2005-03-03 Alan Modra <amodra@bigpond.net.au>
10831 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10832 -mcpu to override any other explicitly given flags.
10834 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
10836 * recog.c (verify_changes, confirm_change_group): New functions,
10837 broken out of apply_change_group.
10838 (apply_change_group): Use them.
10839 * recog.h (verify_change, confirm_change_group): Declare.
10840 * rtl.h (redirect_jump_2): Declare.
10841 * jump.c (redirect_exp, invert_exp): Delete.
10842 (invert_exp_1): Take second parameter. Return value. Changed caller.
10843 (redirect_jump_2): New function, broken out of redirect_jump.
10844 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10845 (invert_jump): Use invert_jump_1 and redirect_jump_2.
10846 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10848 2005-03-02 Geoffrey Keating <geoffk@apple.com>
10850 * varasm.c (named_section): Use xstrdup rather than doing it by
10853 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10855 2005-03-02 Devang Patel <dpatel@apple.com>
10857 Undo PR tree-optimization/18815 fix.
10859 2005-03-02 Devang Patel <dpatel@apple.com>
10861 PR tree-optimization/18815
10862 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10863 loops with zero exit edges.
10865 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10867 * cfg.c (connect_src, connect_dest, disconnect_src,
10868 disconnct_dest): New.
10869 (unchecked_make_edge, remove_edge, redirect_edge_succ,
10870 redirect_edge_pred): Use the new functions.
10872 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10873 free_dominance_info only when needed.
10875 2005-03-02 David Edelsohn <edelsohn@gnu.org>
10878 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10879 (reg_or_sub_cint64_operand): Same.
10881 2005-03-02 Jeff Law <law@redhat.com>
10883 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10884 CFG_ALTERED in the main DOM iteration loop.
10886 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10889 * varasm.c (initializer_constant_valid_p): Allow conversions
10890 between OFFSET_TYPEs. Tidy.
10892 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10894 * config/cris/cris.md ("return"): Remove epilogue delay list
10897 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10899 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10901 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10903 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10905 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10906 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10907 config/m68k/m68k.c, config/mips/mips.h,
10908 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10909 doc/include/gcc-common.texi: Update copyright.
10911 PR middle-end/18029 and PR middle-end/18030
10912 * expr.c (optimize_bitfield_assignment_op): Add a special case
10913 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10915 * fold-const.c (fold_unary): New.
10916 (fold): Call fold_unary on unary expressions.
10918 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10920 * cgraph.h (struct cgraph_edge): Add prev_caller and
10921 prev_callee fields.
10922 (cgraph_node_remove_callees): Export.
10923 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10925 (cgraph_edge_remove_callee): New function.
10926 (cgraph_edge_remove_caller): Likewise.
10927 (cgraph_remove_edge): Use.
10928 (cgraph_redirect_edge_callee): Likewise.
10929 (cgraph_node_remove_callees): New function.
10930 (cgraph_node_remove_callers): Likewise.
10931 (cgraph_remove_node): Use.
10932 * tree-optimize.c (tree_rest_of_compilation): Use
10933 cgraph_node_remove_callees instead of manual loop.
10934 * cgraphunit.c (cgraph_finalize_function): Likewise.
10935 (cgraph_expand_function): Likewise.
10936 (cgraph_remove_unreachable_nodes): Likewise.
10938 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10941 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10943 * c-decl.c (undeclared_variable): Take location as argument.
10944 * c-typeck.c (build_external_ref): Likewise.
10945 * c-parser.c (c_parser_postfix_expression): Pass location of
10946 identifier to build_external_ref.
10948 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10950 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10951 CCEQ mode for branch_positive_comparison_operator test.
10952 * config/rs6000/predicates (branch_comparison_operator): Revert to
10954 (scc_comparison_operator): Same.
10955 (branch_positive_comparison_operator): Same.
10957 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10959 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10960 (cris_delay_slots_for_epilogue): Remove.
10961 (save_last): Move into cris_target_asm_function_epilogue.
10962 (cris_target_asm_function_epilogue): Remove tests for file being
10964 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10965 (cris_delay_slots_for_epilogue): Remove prototypes.
10966 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10967 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10969 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10971 * config/rs6000/predicates.md (branch_comparison_operator): Change
10972 to define_special_predicate.
10973 (scc_comparison_operator): Same.
10974 (branch_positive_comparison_operator): Same.
10976 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10978 * Makefile.in (tree-ssa-sink.o): New.
10979 (OBJS-common): Add tree-ssa-sink.o.
10980 * common.opt: Add -ftree-sink
10981 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10982 * timevar.def (TV_TREE_SINK): new timevar.
10983 * tree-flow.h (is_hidden_global_store): Prototype.
10984 * tree-optimize.c (init_tree_optimization_passes): Add
10986 * tree-pass.h (pass_sink_code): New.
10987 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10988 for non-obvious global store store to is_hidden_global_store, and
10989 call that new function.
10990 * tree-ssa-sink.c: New file.
10991 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10992 * doc/passes.texi: Document forward store motion.
10993 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10994 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10995 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10996 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10998 2005-03-01 Per Bothner <per@bothner.com>
11000 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11001 and we have a non-zero column-number, add it to the message.
11002 Also factor out the diagnostic_kind_text.
11004 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11006 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11007 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11008 flow_loop_scan): Removed.
11009 (flow_loop_dump): Do not dump removed fields.
11010 (flow_loop_free): Do not free removed fields.
11011 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11012 (loop_exit_edge_p): New function.
11013 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11014 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11015 num_exits, exits_doms.
11016 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11017 LOOP_EDGES, LOOP_ALL): Removed.
11018 (flow_loop_scan): Declaration removed.
11019 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11020 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11022 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11023 (if_convert): Call flow_loops_find and flow_loops_free
11024 when calling mark_loop_exit_edges.
11025 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11026 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11027 free_dominance_info calls.
11028 * loop-init.c (flow_loops_find): Ditto.
11029 * passes.c (rest_of_handle_branch_prob): Ditto.
11030 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11031 * loop-unroll.c (analyze_insns_in_loop): Do not use
11033 * predict.c (predict_loops): Do not call flow_loop_scan.
11034 Use get_loop_exit_edges.
11035 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11036 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11037 Do not use EDGE_LOOP_EXIT.
11038 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11039 to bb_with_exit_edge_p.
11040 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11041 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11042 to bb_with_exit_edge_p.
11043 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11045 * tree-loop-linear.c (linear_transform_loops): Do not call
11046 flow_loop_scan. Use loop->single_exit.
11047 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11048 (vect_analyze_loop_form): Do not call flow_loop_scan.
11049 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11051 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11053 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11054 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11055 slpeel_tree_duplicate_loop_to_edge_cfg,
11056 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11057 Use loop_preheader_edge and loop->single_exit. Do not call
11060 2005-03-01 Nick Clifton <nickc@redhat.com>
11062 * config/arm/arm.c (thumb_find_work_register): Check all of the
11063 argument registers to see if they are free, and a couple of
11064 special cases where the last argument register but can be proved
11065 to be available during the function's prologue.
11066 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11067 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11068 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11070 (thumb_compute_save_reg_mask): Likewise. Also use
11071 thumb_find_work_register() to ensure that there is agreement about
11072 which work register is going to be used in the prologue.
11073 (thumb_output_function_prologue): Use unsigned long as the type
11074 for the register bit-mask. Also delay pushing the link register if
11075 other high registers are going to be pushed.
11076 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11077 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11078 redundant prototypes.
11080 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11083 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11084 and after reload in REG+REG indexed addresses without REG_POINTER
11085 set in the base and not set in the index.
11087 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11089 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11090 Don't undefine here.
11091 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11092 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11093 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11094 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11095 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11097 * config.gcc (sh*-*-linux*): Use config/linux.h.
11099 2005-02-28 Dale Johannesen <dalej@apple.com>
11100 Stan Shebs <shebs@apple.com>
11102 Rewrite of 64-bit Darwin structure-by-value pass/return.
11103 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11104 intoffset, use_stack, named.
11105 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11106 (rs6000_darwin64_record_arg_advance_flush): New.
11107 (rs6000_darwin64_record_arg_advance_recurse): New.
11108 (rs6000_darwin64_record_arg_flush): New.
11109 (rs6000_darwin64_record_arg_recurse): New.
11110 (rs6000_darwin64_record_arg): New.
11111 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11112 (function_arg_boundary): Handle 128-bit aligned structs.
11113 (function_arg_advance): Rewrite darwin64 struct handling.
11114 (function_arg): Call rs6000_darwin64_record_arg.
11115 (function_arg_partial_nregs): Handle darwin64 structs.
11116 (rs6000_darwin64_function_value): Remove.
11117 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11119 2005-02-28 Roger Sayle <roger@eyesopen.com>
11121 PR tree-optimization/20216
11122 * tree-chrec.c (tree_fold_factorial): Delete.
11123 (tree_fold_binomial): Change argument list to take a return type
11124 and change the type of K to unsigned int. Rewrite to avoid explicit
11125 evaluation of factorials, and (recursively) calling fold to perform
11126 compile-time arithmetic. Return NULL on (internal) overflow.
11127 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11128 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11129 if any intermediate calculation overflows.
11130 (chrec_apply): Update call to chrec_evaluate.
11132 2005-02-28 James E Wilson <wilson@specifixinc.com>
11134 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11136 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11139 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11140 instead of NULL_TREE on error.
11142 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11144 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11145 (EASY_VECTOR_15_ADD_SELF): Remove.
11146 (num_insns_constant_wide): Not static.
11147 (validate_condition_mode): Not static.
11148 (toc_relative_expr_p): Not static.
11149 (legitimate_indirect_address_p): Not static.
11150 (macho_lo_sum_memory_operand): Not static.
11151 (invalid_e500_subreg): Not static.
11152 (easy_vector_same): Not static.
11153 (easy_vector_splat_const): Not static.
11154 (RS6000_SYMBOL_REF_TLS_P): Remove.
11155 (any_operand): Delete.
11156 (any_parallel_operand): Delete.
11157 (count_register_operand): Delete.
11158 (altivec_register_operand): Delete.
11159 (xer_operand): Delete.
11160 (s8bit_cint_operand): Delete.
11161 (short_cint_operand): Delete.
11162 (u_short_cint_operand): Delete.
11163 (non_short_cint_operand): Delete.
11164 (exact_log2_cint_operand): Delete.
11165 (gpc_reg_operand): Delete.
11166 (cc_reg_operand): Delete.
11167 (cc_reg_not_cr0_operand): Delete.
11168 (reg_or_short_operand): Delete.
11169 (reg_or_neg_short_operand): Delete.
11170 (reg_or_aligned_short_operand): Delete.
11171 (reg_or_u_short_operand): Delete.
11172 (reg_or_cint_operand): Delete.
11173 (reg_or_arith_cint_operand): Delete.
11174 (reg_or_add_cint64_operand): Delete.
11175 (reg_or_sub_cint64_operand): Delete.
11176 (reg_or_logical_cint_operand): Delete.
11177 (got_operand): Delete.
11178 (got_no_const_operand): Delete.
11179 (easy_fp_constant): Delete.
11180 (easy_vector_constant): Delete.
11181 (easy_vector_constant_add_self): Delete.
11182 (zero_constant): Delete.
11183 (zero_fp_constant): Delete.
11184 (volatile_mem_operand): Delete.
11185 (offsettable_mem_operand): Delete.
11186 (mem_or_easy_const_operand): Delete.
11187 (add_operand): Delete.
11188 (non_add_cint_operand): Delete.
11189 (logical_operand): Delete.
11190 (non_logical_cint_operand): Delete.
11191 (mask_operand): Delete.
11192 (mask_operand_wrap): Delete.
11193 (mask64_operand): Delete.
11194 (mask64_2_operand): Delete.
11195 (and64_operand): Delete.
11196 (and64_2_operand): Delete.
11197 (and_operand): Delete.
11198 (reg_or_mem_operand): Delete.
11199 (lwa_operand): Delete.
11200 (symbol_ref_operand): Delete.
11201 (call_operand): Delete.
11202 (current_file_function_operand): Delete.
11203 (input_operand): Delete.
11204 (rs6000_nonimmediate_operand): Delete.
11205 (rs6000_tls_symbol_ref): Delete.
11206 (save_world_operation): Delete.
11207 (restore_world_operation): Delete.
11208 (load_multiple_operation): Delete.
11209 (store_multiple_operation): Delete.
11210 (vrsave_operation): Delete.
11211 (mfcr_operation): Delete.
11212 (mtcrf_operation): Delete.
11213 (lmw_operation): Delete.
11214 (stmw_operation): Delete.
11215 (branch_comparison_operator): Delete.
11216 (branch_positive_comparison_operator): Delete.
11217 (scc_comparison_operator): Delete.
11218 (trap_comparison_operator): Delete.
11219 (boolean_operator): Delete.
11220 (boolean_or_operator): Delete.
11221 (min_max_operator): Delete.
11222 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11223 (EASY_VECTOR_15): Moved to here.
11224 (EASY_VECTOR_15_ADD_SELF): Move to here.
11225 (PREDICATE_CODES): Delete.
11226 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11227 Declare functions no longer static.
11228 * config/rs6000/predicates.md: New.
11229 * config/rs6000/rs6000.md: Include predicates.md
11231 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11233 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11234 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11236 * cfgrtl.c (need_fake_edge_p): Likewise.
11237 * combine.c (distribute_notes): Likewise.
11238 * emit-rtl.c (try_split): Likewise.
11239 * recog.c (peephole2_opimize): Likewise.
11240 * reg-notes.def (ALWAYS_RETURN): Remove.
11241 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11242 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11243 * tree.h (ECF_ALWAYS_RETURN): Remove.
11245 2005-02-28 Roger Sayle <roger@eyesopen.com>
11247 PR middle-end/19874
11248 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11249 between different machine modes is never a "useless" conversion.
11251 2005-02-28 Geert Bosch <bosch@gnat.com>
11254 * doc/contrib.texi: List contributors for Ada front end
11256 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11258 * simplify-rtx.c (simplify_unary_operation_1,
11259 simplify_const_unary_operation): New, extracted from...
11260 (simplify_unary_operation): ... this one.
11261 (simplify_binary_operation_1,
11262 simplify_const_binary_operation): New, extracted from...
11263 (simplify_binary_operation): ... this one.
11264 * rtl.h (simplify_const_unary_operation,
11265 simplify_const_binary_operation): Add prototypes.
11267 2005-02-28 Julian Brown <julian@codesourcery.com>
11269 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11270 building libjava and caused PR regression/20228.
11272 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11275 * Makefile.in (host_subdir): New.
11276 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11277 * configure: Regenerate.
11279 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11281 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11282 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11283 installation directory first.
11285 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11288 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11289 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11290 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11291 * config/cris/cris.md: Tweak comments referring to Q.
11292 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11293 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11294 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11295 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11296 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11297 Insert spaces in constraints to align alternatives vertically for
11299 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11302 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11304 PR rtl-optimization/17728
11305 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11306 operand 0 from general_operand to move_dest_operand.
11308 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11310 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11311 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11312 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11313 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11315 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11317 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11318 * configure: Regenerate.
11319 * libada-mk.in: Remove CC; rename
11320 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11322 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11325 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11326 for the lhs, also walk over the tree. Likewise for rhs.
11328 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11330 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11331 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11332 Do not propagate value of iv before increment over the increment.
11334 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11336 * c-parser.c: New file.
11337 * c-parse.in: Remove.
11338 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11340 (c-parser.o): Add dependencies.
11341 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11342 maintainer-clean, TAGS): Update.
11343 * c-config-lang.in (gtfiles): Update.
11344 * gengtype-lex.l: Don't handle "@@".
11345 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11346 objc_build_synchronized, objc_begin_try_stmt,
11347 objc_begin_catch_clause, objc_finish_catch_clause,
11348 objc_build_finally_clause, objc_finish_try_stmt): New.
11349 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11351 (c_parse_init): Update comment.
11352 * c-decl.c (c_init_decl_processing): Update comment.
11353 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11354 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11355 new c_declspecs members.
11357 2005-02-25 Julian Brown <julian@codesourcery.com>
11359 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11360 from being used for symbols with vague linkage when
11361 HAVE_GAS_COMDAT_GROUP is true.
11363 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11365 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11367 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11370 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11371 (LIBGCC2_HAS_DF_MODE): New.
11372 (LIBGCC2_HAS_XF_MODE): New.
11373 (LIBGCC2_HAS_TF_MODE): New.
11374 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11375 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11376 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11377 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11378 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11379 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11380 and add _fixtfdi, _fixunstfdi, _floatditf
11381 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11382 L_fixunstfdi, L_floatditf.
11383 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11384 (LIBGCC2_HAS_TF_MODE): Define.
11386 2005-02-25 Diego Novillo <dnovillo@redhat.com>
11388 PR tree-optimization/20204
11389 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11390 REWRITE_THIS_STMT markers on PHI nodes.
11391 (rewrite_initialize_block): Likewise.
11393 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11395 * version.c (version_string): Update to 4.1.
11397 2005-02-25 Paolo Carlini <pcarlini@suse.de>
11399 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11400 Clarify that the alternative way doesn't work in GNU C++.
11402 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11404 PR tree-optimization/19937
11405 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11406 to the type of the induction variable.
11408 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
11410 PR rtl-optimization/20117
11411 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11412 the block including noncopyable insn.
11414 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11416 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11417 calls to find_reg_note.
11419 2005-02-24 Richard Henderson <rth@redhat.com>
11422 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11425 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
11427 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11428 vector types if to use base reg for misaligned non-word ld/std.
11430 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11433 * config/cris/cris.c (cris_target_asm_function_prologue): Create
11434 dwarf2 label manually and put it after, not before the prologue.
11436 2005-02-24 David Edelsohn <edelsohn@gnu.org>
11439 * reload.c (operands_match_p): Only increment register number for
11440 SCALAR_INT_MODE_P modes in multiple hard registers.
11442 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11445 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11447 * ChangeLog.5: Fix log message typo(s).
11448 * ChangeLog.7: Likewise.
11449 * ChangeLog.tree-ssa: Likewise.
11450 * cfgexpand.c: Fix comment typo(s).
11451 * conflict.c: Likewise.
11452 * defaults.h: Likewise.
11453 * dwarf2out.c: Likewise.
11454 * gcse.c: Likewise.
11455 * ggc-page.c: Likewise.
11456 * tree-eh.c: Likewise.
11457 * tree-ssa-dom.c: Likewise.
11459 2005-02-24 Jakub Jelinek <jakub@redhat.com>
11462 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11463 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11464 if SHARED is defined.
11467 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11468 allow splitting only if operands 0 and 3 don't overlap.
11470 2005-02-24 Richard Henderson <rth@redhat.com>
11472 PR middle-end/19953
11473 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11474 (fold_builtin_1): Call them.
11475 * fold-const.c (fold_complex_mult_parts): Split out from ...
11476 (fold_complex_mult): ... here. Fix typo in both imaginary case.
11477 (fold_complex_div_parts, fold_complex_div): New.
11479 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11481 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11483 * tree-ssa-ccp.c (visit_assignment): Verify that result of
11484 VIEW_CONVERT_EXPR is_gimple_min_invariant.
11486 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11487 (print_node): Likewise.
11488 Print TYPE_SIZES_GIMPLIFIED.
11490 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11492 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11493 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11494 operands as commutative in constraints.
11496 2005-02-24 Diego Novillo <dnovillo@redhat.com>
11498 * tree-into-ssa.c: Re-organize internal functions.
11500 2005-02-24 Richard Henderson <rth@redhat.com>
11502 PR middle-end/18902
11503 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11505 * common.opt (fcx-limited-range): New.
11506 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11507 * toplev.c (flag_complex_method): Initialize to 1.
11508 (process_options): Set flag_complex_method to 0 if
11509 flag_cx_limited_range.
11510 * doc/invoke.texi (-fcx-limited-range): New.
11512 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11514 * cse.c (delete_trivially_dead_insns): Speed up by using
11515 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11518 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
11520 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11521 functions when -mid-shared-library is being used.
11523 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11525 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11526 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11527 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11528 * system.h: Poison LINK_LIBGCC_SPECIAL.
11530 2005-02-23 James E Wilson <wilson@specifixinc.com>
11532 * gengtype.c (note_insn_name): Make 1 element larger.
11534 2005-02-23 Roger Sayle <roger@eyesopen.com>
11537 PR rtl-optimization/20097
11538 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11539 BImode SUBREGs of SImode registers which confuse the ia64 backend.
11541 2005-02-23 David Edelsohn <edelsohn@gnu.org>
11543 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11544 * t-aix52 (SHLIB_INSTALL): Same.
11546 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
11548 * genpreds.c: Update copyright.
11550 2005-02-23 Michael Beach <michaelb@ieee.org>
11553 * config/sparc/t-elf (startup files): Assemble with CPP.
11555 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
11557 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11558 (write_predicate_expr): Likewise.
11560 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11562 PR tree-optimization/20100
11563 PR tree-optimization/20115
11564 * tree-optimize.c (init_tree_optimization_passes): Remove
11565 pass_maybe_create_global_var.
11566 * tree-pass.h (pass_maybe_create_global_var): Remove.
11567 * tree-ssa-alias.c (aliases_computed_p): Declare.
11568 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11569 (count_calls_and_maybe_create_global_var): Remove.
11570 (pass_maybe_create_global_var): Remove.
11571 (init_alias_info): Do not declare aliases_computed_p.
11572 (maybe_create_global_var): If the function contains no
11573 call-clobbered variables and a mix of pure/const and regular
11574 function calls, create .GLOBAL_VAR.
11575 Mark all call-clobbered variables for renaming.
11576 (merge_pointed_to_info): Update comment.
11577 (add_pointed_to_var): Likewise.
11578 (is_escape_site): Likewise.
11579 Accept struct alias_info * instead of size_t *.
11581 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11583 * tree-ssa-operands.c (get_call_expr_operands): If
11584 ALIASES_COMPUTED_P is false, do not add call-clobbering
11586 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11587 (delete_tree_ssa): Likewise.
11589 2005-02-22 James E Wilson <wilson@specifixinc.com>
11591 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11592 (do_compile): Do call it here.
11594 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11596 PR rtl-optimization/20017.
11597 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11598 rest_of_handle_cse2, rest_of_handle_gcse): Call
11599 delete_dead_jumptables immediately before calling cleanup_cfg.
11601 2005-02-22 Devang Patel <dpatel@apple.com>
11604 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11607 2005-02-22 David Edelsohn <edelsohn@gnu.org>
11609 * config/rs6000/aix.h (WINT_TYPE): Define.
11611 2005-02-22 Stan Shebs <shebs@apple.com>
11613 * config/rs6000/rs6000.c (rs6000_override_options): Default to
11614 natural alignment for 64-bit Darwin.
11615 (rs6000_parse_alignment_option): Warn about uses of -malign-power
11617 * doc/invoke.texi: Document this.
11619 2005-02-22 DJ Delorie <dj@redhat.com>
11621 * c-common.c (c_common_type_for_mode): Pass the mode's precision
11622 to make_[un]signed_type, not the mode itself.
11624 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11626 * cfg.c (cached_make_edge): Call make_edge if edge cache is
11627 not available. Use tail calls wherever possible.
11628 (make_edge): Call unchecked_make_edge to create an edge.
11630 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11631 (coalesce_ssa_name): Don't check for
11632 SSANORM_USE_COALESCE_LIST.
11633 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11635 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11637 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11638 (rewrite_into_ssa): ... here.
11640 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
11642 PR tree-optimization/19786
11643 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11644 tag to another's may-alias bitmap when adding to the other's list.
11646 2005-02-21 DJ Delorie <dj@redhat.com>
11648 * tree-ssa-loop-ivopts.c (computation_cost): Start register
11649 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11650 registers in unsupported ways.
11651 * expmed.c (init_expmed): Likewise.
11653 2005-02-21 Stan Cox <scox@redhat.com>
11655 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11657 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11659 * tree-cfg.c (fold_cond_expr_cond): New.
11660 (make_edges): Call fold_cond_expr_cond.
11661 (find_taken_edge): Accept nothing but INTEGER_CST.
11662 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11664 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11666 * flow.c (delete_dead_jumptables): Speed up by scanning insns
11667 that do not belong to any basic block.
11669 2005-02-21 Jeff Law <law@redhat.com>
11671 * cfganal.c (find_unreachable_blocks): Manually CSE load of
11674 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11676 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11677 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11678 Adjust their definitions.
11679 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11680 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11682 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11683 genautomata.c, langhooks.c, langhooks.h, system.h,
11684 config/arm/lib1funcs.asm: Update copyright.
11686 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11688 * dbxout.c (dbxout_function_end): Emit Lscope label always.
11690 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
11693 * doc/install.texi: Document --with-gc.
11695 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
11697 * simplify-rtx.c (simplify_unary_operation): Add a missing
11700 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11702 PR tree-optimization/18663
11703 * tree-ssa-dom.c (extract_range_from_cond): Return 0
11704 if the type has variable bounds.
11706 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
11708 * gcse.c: Remove an obsolete comment.
11710 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11712 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
11714 * doc/extend.texi (Function Attributes) <Attribute const>: The
11715 attribute "pure" is below this text, not above.
11717 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11719 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11720 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11721 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11723 2005-02-20 Zack Weinberg <zack@codesourcery.com>
11726 * langhooks.h (struct lang_hooks): Add to_target_charset.
11727 * langhooks.c (lhd_to_target_charset): New function.
11728 * langhooks-def.h: Declare lhd_to_target_charset.
11729 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11730 (LANG_HOOKS_INITIALIZER): Update.
11731 * c-common.c (c_common_to_target_charset): New function.
11732 * c-common.h: Declare it.
11733 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11734 c_common_to_target_charset.
11736 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11737 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11738 Delete definitions.
11739 * system.h: Poison them.
11740 * doc/tm.texi: Don't discuss them.
11741 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11742 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11743 (pp_c_char): Do not attempt to generate letter escapes for
11745 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11746 * config/mips/mips.c (mips_output_ascii): Likewise.
11748 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
11750 PR tree-optimization/19951
11751 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11754 2005-02-19 Steven Bosscher <stevenb@suse.de>
11756 PR middle-end/19698
11757 * function.h (struct function): New field `max_loop_depth'.
11758 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11759 (flow_loops_find): Reset the max loop depth count before finding loops.
11760 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11761 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11762 (calculate_global_regs_live): Make sure the loop will terminate
11763 when the initial sets are not empty.
11765 2005-02-19 Zack Weinberg <zack@codesourcery.com>
11767 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11769 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11771 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
11774 * doc/invoke.texi: Remove documentation of %M spec.
11776 (init_spec): Remove %M suffix from -lgcc_s.
11777 (do_spec_1): Remove 'M' case.
11778 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
11779 to put shared libraries in the multilib directory. Remove the
11780 shlib_so_soname substitution variable. Don't add a multilib encoding
11781 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
11782 reported by -print-multi-os-directory. Pass @multilib_dir@ to
11783 SHLIB_INSTALL as well as SHLIB_LINK.
11784 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11785 (SHLIB_NAME): Delete.
11786 (SHLIB_DIR): New macro.
11787 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11788 (SHLIB_INSTALL): Adjust accordingly.
11789 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11790 * config/t-slibgcc-sld: Likewise.
11791 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11792 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11793 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11795 (SHLIBUNWIND_INSTALL): Adjust accordingly.
11796 * config/i386/t-nwld (SHLIB_SONAME): Delete.
11797 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11798 Use @shlib_base_name@ instead of @shlib_so_name@.
11799 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11800 and @shlib_base_name@.so in @multilib_dir@.
11801 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
11802 to the install path.
11803 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11804 (SHLIB_LINK): Remove previous workaround.
11805 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11806 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11807 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
11809 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11810 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
11811 (SHLIB_INSTALL): Adjust accordingly.
11812 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11813 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11814 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11815 config/t-slibgcc-elf-ver.
11817 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
11818 Jakub Jelinek <jakub@redhat.com>
11820 PR tree-optimization/19828
11821 * tree-ssa-loop-im.c: Add a TODO comment.
11822 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11823 without side-effects.
11825 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11827 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11830 2005-02-18 James E. Wilson <wilson@specifixinc.com>
11832 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11833 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11834 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11836 (ia64_reorg): Delete fixup_errata call.
11837 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11838 (TARGET_SWITCHES): Delete -mb-step entry.
11840 2005-02-19 Jakub Jelinek <jakub@redhat.com>
11843 * c-typeck.c (composite_type): Handle quals in transparent unions.
11844 (type_lists_compatible_p): Likewise.
11846 2005-02-18 Stan Shebs <shebs@apple.com>
11848 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11849 expressions in the .literal8 section.
11851 2005-02-18 Geoffrey Keating <geoffk@apple.com>
11853 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11855 2005-02-18 Roger Sayle <roger@eyesopen.com>
11857 * fold-const.c (constant_boolean_node): Always create values of the
11858 specified type, don't bother calling truthvalue_conversion.
11860 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11862 * except.c (output_function_exception_table): Call
11863 assemble_external_libcall (eh_personality_libfunc).
11865 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11868 * config/ia64/ia64.h (struct machine_function): Add state_num.
11869 * config/ia64/ia64.c (process_epilogue,
11870 process_for_unwind_directive): Use new unwind state numbers each
11871 time rather than state 1.
11873 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11876 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11877 before the "*llgt_didi" pattern.
11879 2005-02-18 Jason Merrill <jason@redhat.com>
11881 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11883 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11885 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11886 (div0): Use it in place of ARM_FUNC_ALIAS.
11887 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11889 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11891 PR middle-end/20030
11892 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11893 access, the lower bound of the array type if it exists.
11895 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11898 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11899 cases that are out-of-range for the index type.
11901 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11903 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11904 (estimate_case_costs): Don't call convert.
11905 * expmed.c (expand_shift): Likewise.
11906 (make_tree): Call fold_convert instead of convert.
11908 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11911 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11912 that ref to be marked MEM_READONLY_P doesn't have base that needs
11915 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11917 * genautomata.c (output_get_cpu_unit_code_func,
11918 output_cpu_unit_reservation_p): Don't generate old-style function
11921 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11924 PR tree-optimization/20009
11925 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11927 PR tree-optimization/18947
11928 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11929 inline, remove all nodes that are inlined into the extern inline
11932 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11934 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11935 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11936 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11937 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11940 2005-02-17 Roger Sayle <roger@eyesopen.com>
11942 PR tree-optimization/19917
11943 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11944 to be potentially trapping.
11946 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11948 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11950 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11952 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11953 tem becomes a local variable which is set to the value of the
11954 back end defined INITIAL_FRAME_ADDRESS macro.
11955 (expand_builtin_frame_address): Omit the base parameter to
11956 expand_builtin_return_addr.
11957 (expand_builtin_profile_func): Likewise.
11958 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11959 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11960 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11962 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11964 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11965 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11966 * config/frv/frv.c (frv_function_epilogue): Likewise.
11968 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11970 * lambda-code (perfect_nestify): Remove mark/unmark
11971 for rewriting hack.
11972 * tree-loop-linear.c (linear_transform_loops): Add
11973 rewrite_into_ssa call so that ssa is correct for
11974 rewriting into loop closed.
11976 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11978 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11979 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11981 * bt-load.c (btr_def_live_range, combine_btr_defs,
11982 migrate_btr_def, migrate_btr_defs): Likewise.
11983 * cfgcleanup.c (thread_jump): Likewise.
11984 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11985 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11986 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11987 df_rd_local_compute, df_reg_info_compute): Likewise.
11988 * dominance.c (init_dom_info, free_dom_info): Likewise.
11989 * flow.c (init_propagate_block_info,
11990 free_propagate_block_info): Likewise.
11991 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11992 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11993 modify_reg_pav): Likewise.
11994 * loop-invariant.c (find_defs, find_invariant_insn,
11995 find_invariants, free_inv_motion_data): Likewise.
11996 * predict.c (tree_predict_by_opcode,
11997 estimate_bb_frequencies): Likewise.
11998 * stmt.c (expand_case): Likewise.
11999 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12000 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12001 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12002 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12003 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12004 rewrite_ssa_into_ssa): Likewise.
12005 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12006 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12007 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12008 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12009 * tree-sra.c (tree_sra): Likewise.
12010 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12011 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12012 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12013 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12014 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12015 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12017 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12018 calculate_live_on_entry, calculate_live_on_exit,
12019 build_tree_conflict_graph): Likewise.
12020 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12021 record_important_candidates, set_use_iv_cost, find_depends,
12022 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12023 tree_ssa_iv_optimize_finalize): Likewise.
12024 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12025 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12026 tree_duplicate_loop_to_header_edge): Likewise.
12027 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12028 * tree-ssa.c (verify_flow_insensitive_alias_info,
12029 verify_name_tags, verify_ssa, init_tree_ssa,
12030 delete_tree_ssa): Likewise.
12031 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12032 fini_ssanames): Likewise.
12033 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12035 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12037 * config/rs6000/t-rtems: Completely reworked.
12039 2005-02-17 Ira Rosen <irar@il.ibm.com>
12041 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12043 2005-02-17 Ira Rosen <irar@il.ibm.com>
12045 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12046 POINTER_TYPE_P when checking that type is a pointer.
12047 (vect_get_memtag): Remove.
12048 (vect_address_analysis): Use POINTER_TYPE_P. Call
12049 vect_object_analysis with dummy parameter for memtag.
12050 (vect_object_analysis): Extract memtag (functionality that
12051 used to be in vect_get_memtag and moved here). Fix printings.
12052 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12053 with correct parameters. Remove call to vect_get_memtag.
12055 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12057 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12058 (tree-vectorizer.o): Added missing dependencies.
12060 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12062 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12063 declaration in tree-vectorizer.c, now has an extern declaration in
12064 tree-vectorizer.h).
12065 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12066 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12067 get_vectype_for_scalar_type, vect_is_simple_use,
12068 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12069 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12070 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12071 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12072 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12073 find_loop_location): Likewise.
12075 * tree-vectorizer.c (langhooks.h): #include removed.
12076 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12077 moved to tree-vectorized.h.
12078 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12079 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12080 get_vectype_for_scalar_type, vect_is_simple_use,
12081 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12082 vect_supportable_dr_alignment, new_loop_vec_info,
12083 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12084 vect_set_verbosity_level, find_loop_location): Likewise.
12086 (vect_analyze_loop): Function externalized. Declaration moved to
12087 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12088 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12089 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12090 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12091 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12092 vect_enhance_data_refs_alignment, vect_analyze_operations,
12093 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12094 vect_stmt_relevant_p, vect_get_loop_niters,
12095 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12096 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12097 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12098 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12099 vect_get_memtag): Likewise.
12101 (vectorizable_load): Function externalized. Declaration moved to
12102 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12103 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12104 vect_transform_loop): Likewise.
12105 (vect_transform_stmt): Moved to tree-vect-transform.c.
12106 (vect_align_data_ref, vect_create_destination_var,
12107 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12108 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12109 vect_get_vec_def_for_operand, vect_init_vector,
12110 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12111 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12112 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12113 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12114 vect_do_peeling_for_loop_bound): Likewise.
12116 * tree-vect-analyze.c: New file.
12117 * tree-vect-transform.c: New file.
12119 2005-02-17 Jason Merrill <jason@redhat.com>
12121 PR mudflap/19319, c++/19317
12122 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12125 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12127 * doc/install.texi (Specific): Update link for Darwin-specific
12130 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12132 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12133 constant_boolean_node.
12135 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12138 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12139 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12141 2005-02-16 Richard Henderson <rth@redhat.com>
12144 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12146 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12147 replace uses with Wtype_MAXp1_F.
12148 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12149 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12150 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12151 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12152 and HAVE_TFMODE as appropriate.
12153 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12154 (__floatdisf): Likewise.
12155 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12156 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12157 (Wtype_MAXp1_F): New.
12158 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12159 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12161 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12164 * arm.c (arm_apply_result_size): New function.
12165 * arm.h (APPLY_RESULT_SIZE): Define.
12166 * arm-protos.h (arm_apply_result_size): Add prototype.
12167 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12168 (movxf): New expand.
12169 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12170 (call_value_symbol): Remove predicate for operand 0.
12171 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12172 (untyped_call): Rework to correclty return values for any type.
12173 (untyped_return): New expand.
12174 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12176 2005-02-16 Stan Shebs <shebs@apple.com>
12178 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12179 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12181 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12183 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12184 configure settings on Solaris 7 and later.
12186 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12188 PR tree-optimization/19865
12189 * tree-optimize.c (init_tree_optimization_passes): Run
12190 pass_may_alias after pass_sra.
12192 2005-02-16 Richard Henderson <rth@redhat.com>
12193 Stuart Hastings <stuart@apple.com>
12196 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12197 Do nothing if debug info suppressed for this function.
12198 (dbxout_begin_function): Early exit if debug info suppressed for
12201 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12204 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12206 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12208 PR tree-optimization/19967
12209 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12210 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12211 argument TYPE. Adjust calls to fold_builtin_XXX.
12212 (expand_builtin, fold_builtin_1): Adjust calls to
12213 expand_builtin_XXX.
12214 (fold_builtin_strchr, fold_builtin_strpbrk,
12215 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12216 result to a requested type TYPE.
12218 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12220 PR middle-end/19857
12221 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12222 (T)x & (T)cst if (T)cst overflows.
12223 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12224 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12226 2005-02-15 Jeff Law <law@redhat.com>
12228 * gcse.c (blocks_with_calls): New bitmap.
12229 (alloc_gcse_mem): Allocate it.
12230 (free_gcse_mem): Free it.
12231 (clear_modifY_mem_tables): Clear it.
12232 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12233 when we encounter CALL_INSNs.
12234 (compute_transp, case MEM): Handle blocks with calls separate
12235 from blocks without calls. Use bitmap iterators rather than
12238 2005-02-15 Peter O'Gorman <peter@pogma.com>
12241 * mklibgcc.in (vis_hide): Use a temporary object file, not
12244 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12247 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12248 access optimization.
12250 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12251 Alan Modra <amodra@bigpond.net.au>
12254 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12255 (_xlqsub): Rename to __gcc_qsub.
12256 (_xlqmul): Rename to __gcc_qmul.
12257 (_xlqdiv): Rename to __gcc_qdiv.
12258 Provide versioned symbol aliases with old names.
12259 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12260 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12261 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12262 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12263 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12265 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12267 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12268 Fold ~(A - 1) and ~(A + -1) to -A.
12270 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12274 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12275 config/pa/pa-host.c:pa_gt_pch_use_address.
12277 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12279 * tree-vn.c (get_value_handle): Make sure that given an
12280 is_gimple_min_invariant expression, we always return it.
12282 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12284 * passes.c (rest_of_handle_gcse): Fix a comment.
12286 2005-02-15 Jeff Law <law@redhat.com>
12288 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12290 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12291 (canon_list_insert, record_last_mem_set_info): Similarly.
12292 (clear_modify_mem_tables): Similarly.
12294 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12296 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12297 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12298 config/mips/mips.md, config/rs6000/aix.h,
12299 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12301 2005-02-15 Richard Henderson <rth@redhat.com>
12303 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12304 call to be best_edge.
12306 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12308 * basic-block.h: Adjust the prototype for find_basic_blocks.
12309 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12310 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12313 * flow.c (recompute_reg_usage): Remove all arguments.
12314 * passes.c (rest_of_compilation): Adjust the call to
12315 recompute_reg_usage.
12316 * rtl.h: Adjust the prototype for recompute_reg_usage.
12318 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12320 * tree-dump.c (dump_files): Update to reflect new member
12322 (dump_register): Add new argument.
12324 (dump_switch_p_1): Check against glob name if doglob was passed.
12325 (dump_switch_p): Check against regular first, then glob if
12326 we didn't have any hits on the dump name.
12327 * tree-optimize.c (register_one_dump_file):
12328 Pass in glob name as well.
12329 * tree-pass.h (struct dump_file_info): Add glob
12332 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12334 PR preprocessor/16323
12335 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12337 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12340 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12341 (trunctfdf2_internal1): New.
12342 (trunctfdf2_internal2): Renamed from trunctfdf2.
12344 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12346 PR tree-optimization/19853
12347 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12349 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12351 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12352 delete_dead_jumptables and cleanup_cfg.
12354 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12356 * reload.c (find_reloads): Swap address_reloaded flags when
12357 swapping commutative operands.
12359 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12361 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12362 Use standard_iv_increment_position for computing the bsi position
12364 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12367 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12370 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12371 life range of hard registers.
12372 * value-prof.c (insn_prefetch_values_to_profile): Only
12375 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12376 profile in libcalls.
12378 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
12380 * bitmap.h (bitmap_and_compl_into): Return bool.
12381 * bitmap.c (bitmap_and_compl_into): Return changed flag.
12383 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12385 PR tree-optimization/19944
12386 * fold-const.c (fold): Re-add ABS_EXPR folding.
12388 2005-02-13 David Edelsohn <edelsohn@gnu.org>
12391 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12392 {TARGET,MASK}_XL_COMPAT.
12393 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
12395 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12396 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12398 (rs6000_arg_partial_bytes): Same.
12399 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12400 and XL compatibility enabled.
12401 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12402 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12403 test to final condition.
12404 (cmptf_internal2): New.
12405 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12406 xl-compat. Add TFmode information to description.
12408 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
12410 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12412 2005-02-13 Jason Merrill <jason@redhat.com>
12415 * fold-const.c (fold_indirect_ref_1): Split out from...
12416 (build_fold_indirect_ref): Here.
12417 (fold_indirect_ref): New fn.
12418 * tree.h: Declare it.
12419 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12420 (gimplify_modify_expr_rhs): Likewise.
12421 (gimplify_expr): Likewise.
12423 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12425 PR tree-optimization/14303
12426 PR tree-optimization/15784
12427 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12428 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
12429 ABS_EXPR<x> != 0 to x != 0.
12431 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
12433 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12434 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
12435 spelling conventions.
12437 * passes.c (rest_of_handle_gcse): Don't run cse_main and
12438 delete_trivially_dead_insns too many times.
12440 * passes.c (rest_of_handle_gcse): Remove dead assignments to
12443 2005-02-12 Ira Rosen <irar@il.ibm.com>
12445 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12446 (vect_is_simple_iv_evolution): Remove redundant parameter
12448 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12449 without last parameter.
12450 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12451 Return pointer step. Call vect_is_simple_iv_evolution without
12452 last parameter. Check only that the step is multiple of size
12453 type. Remove stmt_vinfo updates.
12454 (vect_get_memtag_and_dr): Remove.
12455 (vect_get_memtag): New function.
12456 (vect_address_analysis): New function.
12457 (vect_object_analysis): New function.
12458 (vect_analyze_data_refs): Call vect_object_analysis and
12459 vect_get_memtag. Update stmt_vinfo fields.
12461 2005-02-12 Ira Rosen <irar@il.ibm.com>
12463 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12464 exist and are objects. Remove checks for pointer.
12465 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12466 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12467 (vect_create_data_ref_ptr): Likewise.
12468 (vect_base_addr_differ_p): New function.
12469 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12470 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12471 Don't set the DR_BASE_NAME field of data-ref.
12472 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12474 2005-02-12 Uros Bizjak <uros@kss-loka.si>
12476 * optabs.h (enum optab_index): Add new OTI_ldexp.
12477 (ldexp_optab): Define corresponding macro.
12478 * optabs.c (init_optabs): Initialize ldexp_optab.
12479 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12481 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12483 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12484 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12486 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12487 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12490 2005-02-12 Ira Rosen <irar@il.ibm.com>
12492 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12494 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12496 (vect_get_base_and_offset): Always return an address.
12497 (vect_create_addr_base_for_vector_ref): Remove treatment for
12498 different data reference types.
12499 (vect_compute_data_ref_alignment): Rename base to base_address in
12500 stmt_vec_info. Get the object in order to force its alignment.
12501 (vect_get_memtag_and_dr): Rename base to base_address in
12502 stmt_vec_info. Extract the object for memtag analysis.
12504 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
12506 PR regression/19898.
12507 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12508 changes cc_status, use apply modified_in_p to part of cc_status
12509 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12512 2005-02-11 Richard Henderson <rth@redhat.com>
12514 * tree-complex.c (expand_complex_libcall): New.
12515 (expand_complex_multiplication): Use it for c99 compliance.
12516 (expand_complex_division): Likewise.
12517 * fold-const.c (fold_complex_add, fold_complex_mult): New.
12519 * builtins.c (built_in_names): Remove const.
12520 * tree.c (build_common_builtin_nodes): Build complex arithmetic
12522 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12523 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12524 (built_in_names): Remove const.
12525 * c-common.c (c_common_type_for_mode): Handle complex modes.
12526 * flags.h, toplev.c (flag_complex_method): Rename from
12527 flag_complex_divide_method.
12528 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12529 __mulsc3, __muldc3, __mulxc3, __multc3): New.
12530 * libgcc2.h: Declare them.
12531 * libgcc-std.ver: Export them.
12532 * mklibgcc.in (lib2funcs): Build them.
12534 2005-02-11 Steven Bosscher <stevenb@suse.de>
12536 PR tree-optimization/19876
12537 Partially revert my change from 2005-01-14
12538 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12539 (compute_antic): ...and remove the loop here.
12541 2005-02-11 Jakub Jelinek <jakub@redhat.com>
12543 PR middle-end/19858
12544 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12545 is number of inner's bits, avoid creating a BIT_FIELD_REF.
12547 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12548 crtend.o if -pie. Use %{x:a;:b} spec syntax.
12550 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
12552 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12553 offsets for the big-endian 32-bit case.
12555 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
12557 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12559 2005-02-11 Dale Johannesen <dalej@apple.com>
12561 * cselib.c (cselib_process_insn): Clear out regs where
12562 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12563 * reload.c (find_equiv_reg): Ditto.
12565 2005-02-11 Ian Lance Taylor <ian@airs.com>
12567 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12570 * tree.c (build_function_type_list): Work correctly if there are
12573 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
12575 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12576 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12577 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12578 TARGET_ZARCH instead of TARGET_64BIT.
12580 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
12582 * config/rs6000/t-rtems:
12583 (MULTILIB_OPTIONS): Remove mcpu=602.
12584 (MUTLILIB_DIRNAMES): Remove m602.
12585 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12586 Let mcpu=602 match mcpu=603.
12587 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12589 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12591 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12592 signal trampolines.
12594 2005-02-10 David Daney <ddaney@avtrex.com>
12596 * config/alpha/linux-unwind.h: Add exception clause to copyright.
12597 * config/i386/linux-unwind.h: Likewise.
12598 * config/ia64/linux-unwind.h: Likewise.
12599 * config/mips/linux-unwind.h: Likewise.
12600 * config/pa/linux-unwind.h: Likewise.
12601 * config/rs6000/linux-unwind.h: Likewise.
12602 * config/s390/linux-unwind.h: Likewise.
12603 * config/sh/linux-unwind.h: Likewise.
12604 * config/sparc/linux-unwind.h: Likewise.
12606 2005-02-10 Steven Bosscher <stevenb@suse.de>
12608 PR tree-optimization/17549
12609 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12610 TER to replace a DEF with its expression if the DEF and the
12611 rhs of the expression we replace into have the same root
12614 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
12616 * config/mips/mips.md: Fix the placement of the match_scratch in the
12619 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12621 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12624 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
12626 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12627 (strip_offset): Handle addresses.
12628 (add_address_candidates): Use strip_offset.
12629 (difference_cost): Reflect strip_offset change.
12630 (force_var_cost, difference_cost): Strip nops.
12632 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12634 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12636 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12637 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12638 config/cris/cris-protos.h, config/cris/cris.c: Update
12641 2005-02-10 Jeff Law <law@redhat.com>
12643 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12644 (lookup_avail_expr): Similarly.
12646 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
12648 * builtins.c (fold_builtin_powi): New function.
12649 (fold_builtin_1): Call it.
12651 2005-02-10 Steven Bosscher <stevenb@suse.de>
12653 PR documentation/19309
12654 * doc/cpp.texi: The __GNUC__ and related predefined macros
12655 are also defined for the "standalone" cpp.
12656 Some non-GCC compilers may also define __GNUC__.
12658 2005-02-10 Jakub Jelinek <jakub@redhat.com>
12661 * c-typeck.c (common_type): New routine. Old common_type renamed
12663 (c_common_type): ...this.
12664 (build_conditional_expr, build_binary_op): Use c_common_type instead
12667 2005-02-10 Steven Bosscher <stevenb@suse.de>
12669 * doc/md.texi: Replace @samp{length} with @code{length}.
12671 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12673 PR tree-optimization/18687
12674 * tree-flow.h (find_loop_niter): Declare.
12675 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12676 Try using scev even for loops with more than one exit.
12677 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12678 (struct ivopts_data): Added niters field.
12679 (struct nfe_cache_elt): New.
12680 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12682 (tree_ssa_iv_optimize_init): Initialize niters cache.
12683 (determine_number_of_iterations): Removed.
12684 (find_induction_variables): Do not call determine_number_of_iterations.
12685 Access niters for single exit through niter_for_single_dom_exit.
12686 (add_iv_outer_candidates): Access niters for single exit through
12687 niter_for_single_dom_exit.
12688 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
12689 number_of_iterations_cond.
12690 (iv_period): New function.
12691 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12692 (may_replace_final_value): Take data argument. Use
12693 niter_for_single_dom_exit.
12694 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12695 (rewrite_use_compare): Pass data to may_eliminate_iv.
12696 (rewrite_use_outer): Pass data to may_replace_final_value.
12697 (free_loop_data): Clean up the niters cache.
12698 (tree_ssa_iv_optimize_finalize): Free the niters cache.
12699 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12700 * tree-ssa-loop-niter.c (find_loop_niter): New function.
12701 (find_loop_niter_by_eval): Use tree_int_cst_lt.
12702 (num_ending_zeros): Moved to tree.c.
12703 * tree.h (num_ending_zeros): Declare.
12704 * tree.c (num_ending_zeros): Moved from tree.c.
12706 2005-02-09 Richard Henderson <rth@redhat.com>
12708 * builtins.c (DEF_BUILTIN): Add COND argument.
12709 * tree.h (DEF_BUILTIN): Likewise.
12710 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12711 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12713 (DEF_BUILTIN_STUB): New.
12714 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12715 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12716 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12717 * c-common.c (DEF_BUILTIN): Add COND argument.
12718 * tree.c (local_define_builtin): New.
12719 (build_common_builtin_nodes): New.
12721 2005-02-09 Roger Sayle <roger@eyesopen.com>
12723 * fold-const.c (fold_strip_sign_ops): New function to simplify a
12724 floating point expression ignoring the sign of the result.
12725 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12726 (fold) <MULT_EXPR>: Use it to simplify x*x.
12727 * tree.h (fold_strip_sign_ops): Prototype here.
12728 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12729 argument. Use fold_strip_sign_ops to simplify the first argument.
12730 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
12731 first argument when the second argument is an even integer
12732 constant, but only with -funsafe_math_optimizations.
12733 (fold_builtin_1): Update call to fold_builtin_copysign.
12735 2005-02-09 Ian Lance Taylor <ian@airs.com>
12737 PR middle-end/19583
12738 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12739 just check whether EH_FILTER_FAILURE falls through.
12741 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
12743 * gcc/haifa-sched.c (schedule_block): Make queued sched group
12744 insns return to ready list in the next turn.
12746 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12748 PR middle-end/19402
12749 * builtins.def: New __builtin_powi[lf].
12750 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12751 (expand_builtin_powi): New function.
12752 (expand_builtin): Dispatch to expand_builtin_powi.
12753 * libgcc2.h: Add prototypes for __builtin_powi[lf].
12754 * libgcc2.c: Add __builtin_powi[lf] implementation.
12755 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12756 * optabs.h: Add powi_optab.
12757 * optabs.c (init_optabs): Initialize powi_optab.
12758 * doc/extend.texi: Document __builtin_powi[lf].
12760 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
12762 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12765 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12767 PR middle-end/19854
12768 * fold-const.c (try_move_mult_to_index): Remove redundant
12769 type argument. Create ADDR_EXPR with correct type.
12770 (fold): Update callers of try_move_mult_to_index. Convert
12771 result to the appropriate type.
12773 2005-02-09 Roger Sayle <roger@eyesopen.com>
12776 * config/avr/avr.c (default_rtx_costs): Delete.
12777 (avr_operand_rtx_cost): New function.
12778 (avr_rtx_costs): Completely rewrite.
12780 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
12783 * config/cris/cris.c (in_code): New variable.
12784 (cris_output_addr_const): Now a static function, a wrapper for
12786 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12787 case from old cris_output_addr_const.
12788 (cris_asm_output_label_ref): Similar for LABEL_REF.
12789 (cris_output_addr_const_extra): Similar for UNSPEC.
12790 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12791 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12792 * config/cris/cris-protos.h (cris_output_addr_const): Remove
12794 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12795 (cris_asm_output_label_ref): Declare.
12797 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
12799 PR preprocessor/19801
12800 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12801 filenames that changed when libcpp was moved to the toplevel.
12803 2005-02-07 Roger Sayle <roger@eyesopen.com>
12805 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12806 zero extensions of BImode operands. Call lowpart_subreg instead
12807 of gen_lowpart_common and gen_lowpart_SUBREG.
12809 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
12812 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12813 * configure.ac: Set cc_for_cross_gnattools.
12814 * configure: Regenerate.
12816 2005-02-08 Alan Modra <amodra@bigpond.net.au>
12819 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12821 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12824 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12825 of nested functions.
12827 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
12829 * doc/extend.texi: Document deprecated extensions allowing
12830 static floating-point members to have initializers and allowing
12831 floating-point literals in integral constant expressions.
12833 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
12835 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12836 config/darwin7.h, config/mips/mips.c,
12837 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12840 * cse.c: Update comments.
12842 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
12844 PR middle-end/19775
12845 * builtins.c (fold_builtin_sqrt): Transform
12846 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12849 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
12850 Dorit Naishlos <dorit@il.ibm.com>
12852 * doc/invoke.texi (ftree-vectorizer-verbose): New.
12853 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12854 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12856 * tree.h (vect_set_verbosity_level): New extern function declaration
12858 * tree-vectorizer.h (verbosity_levels): New enum type.
12859 * tree-vectorizer.c (vect_debug_stats): Function removed.
12860 (vect_debug_details): Likewise.
12861 (vect_verbosity_level): Global variable was defined and initialized.
12862 (vect_dump): Global variable definition.
12863 (vect_print_dump_info): New function.
12864 (vect_set_dump_settings): New function.
12865 (vect_set_verbosity_level): New function.
12866 (vectorize_loops): Add call to vect_set_dump_settings.
12868 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12869 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12870 (slpeel_tree_peel_loop_to_edge): Likewise.
12872 (vect_analyze_offset_expr): Call to vect_print_dump_info with
12873 appropriate verbosity level instead of call to vect_debug_details
12874 or vect_debug_stats.
12875 (vect_get_base_and_offset):
12876 (vect_create_addr_base_for_vector_ref):
12877 (get_vectype_for_scalar_type):
12878 (vect_create_data_ref_ptr):
12879 (vect_init_vector):
12880 (vect_get_vec_def_for_operand):
12881 (vect_finish_stmt_generation):
12882 (vectorizable_assignment):
12883 (vectorizable_operation):
12884 (vectorizable_store):
12885 (vectorizable_load):
12886 (vect_transform_stmt):
12887 (vect_update_ivs_after_vectorizer):
12888 (vect_do_peeling_for_loop_bound):
12889 (vect_update_inits_of_drs):
12890 (vect_do_peeling_for_alignment):
12891 (vect_transform_loop):
12892 (vect_is_simple_use):
12893 (vect_analyze_operations):
12894 (vect_is_simple_iv_evolution):
12895 (vect_analyze_scalar_cycles):
12896 (vect_analyze_data_ref_dependence):
12897 (vect_analyze_data_ref_dependences):
12898 (vect_compute_data_ref_alignment):
12899 (vect_enhance_data_refs_alignment):
12900 (vect_analyze_data_refs_alignment):
12901 (vect_analyze_data_ref_access):
12902 (vect_analyze_data_ref_accesses):
12903 (vect_analyze_pointer_ref_access):
12904 (vect_get_memtag_and_dr):
12905 (vect_analyze_data_refs):
12906 (vect_mark_relevant):
12907 (vect_stmt_relevant_p):
12908 (vect_mark_stmts_to_be_vectorized):
12909 (vect_can_advance_ivs_p):
12910 (vect_get_loop_niters):
12911 (vect_analyze_loop_form):
12912 (vect_analyze_loop):
12913 (vectorize_loops): Likewise.
12915 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12916 (vect_update_inits_of_drs):
12917 (vect_do_peeling_for_alignment):
12918 (vect_transform_loop):
12919 (vect_analyze_operations):
12920 (vect_analyze_scalar_cycles):
12921 (vect_analyze_data_ref_dependences):
12922 (vect_analyze_data_refs_alignment):
12923 (vect_analyze_data_ref_accesses):
12924 (vect_analyze_data_refs):
12925 (vect_mark_stmts_to_be_vectorized):
12926 (vect_get_loop_niters):
12927 (vect_analyze_loop_form):
12928 (vect_analyze_loop): Likewise.
12929 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12931 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12935 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12936 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12937 either -ffast-math or -funsafe-math-optimizations is in use.
12939 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12940 * config/mips/irix-csr.c: New file.
12941 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12942 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12943 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12946 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12948 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12949 redundant, incorrect definitions.
12951 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12953 ("*tls_indirect_call"): New, reference hard regs directly.
12954 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12956 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12958 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12959 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12961 2005-02-06 Roger Sayle <roger@eyesopen.com>
12963 PR rtl-optimization/19800
12964 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12965 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12968 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12970 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12972 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12975 * doc/invoke.texi: Correct documentation of -freorder-functions.
12977 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12980 * doc/invoke.texi: Don't mention gccbug.
12982 2005-02-06 Roger Sayle <roger@eyesopen.com>
12983 Andrew Pinski <pinskia@physics.uc.edu>
12984 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12986 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12987 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12988 into just (zero_extract:SI FOO (const_int 1) BAR).
12990 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12992 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12993 macro locally. Don't give last revision date. Use GCC version
12994 number from gcc-common.texi.
12995 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12996 revision date. Use GCC version number from gcc-common.texi.
12997 Describe being a library as current state rather than as 3.x
12999 * doc/gcc.texi: Remove last update date.
13000 * doc/gccint.texi: Likewise. Update copyright dates.
13001 * doc/install.texi: Update copyright dates.
13003 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13006 * doc/invoke.texi: Mention for each option included in -Wall that
13007 it is included in -Wall.
13008 * doc/gcc.texi: Update copyright and last modification date.
13010 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13012 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13013 unnecessary cast to original induction variable increments.
13015 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13017 PR tree-optimization/18219
13018 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13019 in distributed form.
13021 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13023 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13024 Set bitpos and offset later in the function. Do nothing if the
13025 target is a register and if the bitfield lies completely outside
13027 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13028 here. Return an uninitialised register if the source value is stored
13029 in a register and the bitfield lies completely outside that register.
13031 2005-02-06 Steven Bosscher <stevenb@suse.de>
13033 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13036 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13038 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13040 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13042 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13043 * config/darwin8.h: New.
13044 * config/darwin7.h: Update comment.
13046 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13047 Dorit Naishlos <dorit@il.ibm.com>
13049 * tree-vectorizer.h (LOC): New type.
13050 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13051 (loop_line_number): New field in struct _loop_vec_info.
13052 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13054 * tree-vectorizer.c (input.h): Included.
13055 (find_loop_location): New function.
13056 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13057 loop line number removed.
13058 (vect_debug_details): Likewise.
13059 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13061 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13062 call to vect_debug_details/stats changed from loop to loop_loc.
13063 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13064 (slpeel_tree_peel_loop_to_edge): Likewise.
13066 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13067 changed from NULL to UNKNOWN_LOC.
13068 (vect_get_base_and_offset):
13069 (vect_create_addr_base_for_vector_ref):
13070 (get_vectype_for_scalar_type):
13071 (vect_create_data_ref_ptr):
13072 (vect_init_vector):
13073 (vect_get_vec_def_for_operand):
13074 (vect_finish_stmt_generation):
13075 (vectorizable_assignment):
13076 (vectorizable_operation):
13077 (vectorizable_store):
13078 (vectorizable_load):
13079 (vect_transform_stmt):
13080 (vect_update_ivs_after_vectorizer):
13081 (vect_do_peeling_for_loop_bound):
13082 (vect_do_peeling_for_alignment):
13083 (vect_transform_loop):
13084 (vect_is_simple_use):
13085 (vect_analyze_operations):
13086 (vect_is_simple_iv_evolution):
13087 (vect_analyze_scalar_cycles):
13088 (vect_analyze_data_ref_dependences):
13089 (vect_compute_data_ref_alignment):
13090 (vect_enhance_data_refs_alignment):
13091 (vect_analyze_data_ref_access):
13092 (vect_analyze_data_ref_accesses):
13093 (vect_analyze_pointer_ref_access):
13094 (vect_get_memtag_and_dr):
13095 (vect_analyze_data_refs):
13096 (vect_mark_relevant):
13097 (vect_stmt_relevant_p):
13098 (vect_mark_stmts_to_be_vectorized):
13099 (vect_can_advance_ivs_p):
13100 (vect_get_loop_niters):
13101 (vect_analyze_loop):
13102 (vectorize_loops): Likewise.
13104 (vectorizable_load): Argument in call to vect_debug_details/stats
13105 changed from loop to LOOP_LOC (loop_vinfo).
13106 (vect_transform_loop):
13107 (vect_analyze_operations):
13108 (vect_analyze_scalar_cycles):
13109 (vect_analyze_data_ref_dependence):
13110 (vect_enhance_data_refs_alignment):
13111 (vect_analyze_data_ref_accesses):
13112 (vect_analyze_pointer_ref_access):
13113 (vect_analyze_data_refs):
13114 (vect_analyze_loop): Likewise.
13116 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13117 changed from loop to loop_loc.
13119 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13121 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13122 Dorit Naishlos <dorit@il.ibm.com>
13124 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13126 (vect_analyze_data_ref_dependences): Likewise.
13128 (vect_is_simple_use): Argument changed from loop structure to
13129 loop_vect_info structure.
13130 (vect_can_advance_ivs_p): Likewise.
13131 (vect_create_index_for_vector_ref): Likewise.
13132 (vect_update_ivs_after_vectorizer): Likewise.
13133 (new_stmt_vec_info): Likewise.
13135 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13136 changed from loop to loop_vinfo.
13137 (vect_create_data_ref_ptr): First argument in call to
13138 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13139 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13140 was changed from loop to loop_vinfo.
13141 (vectorizable_operation): Likewise.
13142 (vectorizable_store): Likewise.
13143 (vect_mark_stmts_to_be_vectorized): Likewise.
13144 (vect_do_peeling_for_loop_bound): First argument in call to
13145 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13146 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13147 was changed from loop to loop_vinfo.
13148 (vect_analyze_data_ref_dependences): Third argument in call to
13149 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13151 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13152 (vect_create_data_ref_ptr): Likewise.
13153 (vect_init_vector): Likewise.
13154 (vect_get_vec_def_for_operand): Likewise.
13155 (vectorizable_assignment): Likewise.
13156 (vectorizable_operation): Likewise.
13157 (vectorizable_store): Likewise.
13158 (vectorizable_load): Likewise.
13159 (vect_update_ivs_after_vectorizer): Likewise.
13160 (vect_is_simple_use): Likewise.
13161 (vect_analyze_data_ref_dependence): Likewise.
13162 (vect_analyze_pointer_ref_access): Likewise.
13163 (vect_can_advance_ivs_p): Likewise.
13165 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13166 before _stmt_vec_info.
13167 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13168 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13169 (new_stmt_vec_info): Argument changed from loop structure to
13170 loop_vect_info structure
13172 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13173 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13174 (vect_create_addr_base_for_vector_ref): Likewise.
13175 (vect_analyze_pointer_ref_access): Likewise.
13177 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13180 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13181 phi flag if the phi is abnormal.
13183 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13186 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13187 information for the new statement.
13189 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13192 * gcc.c (main): Include the target in -v output.
13194 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13196 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13197 Do not drop the extend if we'd have to add a paradoxical subreg
13198 later. Include optabs.h and insn-codes.h.
13199 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13201 2005-02-02 Roger Sayle <roger@eyesopen.com>
13203 PR middle-end/19405
13204 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13205 * fold-const.c (const_binop): Avoid constant folding floating
13206 point operations in modes that use composite representations.
13207 * simplify-rtx.c (simplify_binary_operation): Likewise.
13209 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13211 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13213 (altivec_dstt): Likewise.
13214 (altivec_dstst): Likewise.
13215 (altivec_dststt): Likewise.
13216 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13219 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13221 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13222 EXPR_LOCUS from orig_cond to the new cond_stmt.
13223 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13226 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13228 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13229 standard_iv_increment_position. Remove call to bsi_next
13230 (no need to bump the iterator anymore).
13231 (vect_create_index_for_vector_ref): Call
13232 standard_iv_increment_position. Remove second function argument.
13233 (vect_finish_stmt_generation): Remove call to bsi_next
13234 (no need to bump the iterator anymore).
13235 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13236 to vect_create_index_for_vector_ref.
13238 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13240 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13241 phis are used out of the loop.
13243 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13246 * c-decl.c (undef_nested_function): New variable.
13247 (pop_scope): Diagnose undefined nested functions.
13248 (finish_function): Don't attempt cgraph processing or genericizing
13249 if current top-level function contained an undefined nested
13250 function. Reset undef_nested_function at the end of a top-level
13253 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13255 * tree.c (build_int_cst_type): Take sign of the value into account
13256 when deciding whether sign extend the value.
13258 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13261 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13262 (cpp_options, cc1_options): Change %{std*&ansi} to
13263 %{std*&ansi&trigraphs}.
13265 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13267 * cse.c: Update comments.
13269 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13271 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13272 arguments go on the stack. Do not put complex doubles in odd/even
13275 2005-02-02 Steven Bosscher <stevenb@suse.de>
13277 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13278 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13279 -ftree-pre, and -fthread-jumps.
13281 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13283 PR tree-optimization/19578
13284 * tree-flow.h (modified_noreturn_calls): Declare.
13285 (noreturn_call_p): Declare.
13286 * tree-flow-inline.h (noreturn_call_p): New function.
13287 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13288 * tree-cfg.c (modified_noreturn_calls): New variable.
13289 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13290 that contain a mid-block noreturn call.
13291 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13293 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13295 * df.c (df_def_record_1, df_uses_record): Don't use
13297 * df.h (DF_FOR_REGALLOC): Remove.
13299 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13302 * c-typeck.c (really_start_incremental_init): Reset
13303 constructor_max_index for arrays of incomplete type.
13305 2005-02-02 Jeff Law <law@redhat.com>
13307 * gcse.c (struct reg_set): Store the block index where the register
13308 was set rather than the setting insn.
13309 (record_one_set, compute_transp): Corresponding changes.
13310 (pre_insert_copy_insn): Do not call replace_one_set.
13311 (replace_one_set): Remove.
13313 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13316 * doc/gcov.texi: Fix typo.
13318 2005-02-01 Richard Henderson <rth@redhat.com
13321 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13322 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13324 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13325 * config/i386/i386-protos.h: Update.
13327 2005-02-01 Steven Bosscher <stevenb@suse.de>
13329 PR tree-optimization/19217
13330 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13331 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13332 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13333 that it is walking a PHI node.
13335 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13337 * doc/extend.texi (Nested Functions): Update.
13339 2005-02-01 Richard Henderson <rth@redhat.com>
13342 * optabs.c (expand_copysign_absneg): Export.
13343 * optabs.h (expand_copysign_absneg): Declare.
13344 * config/rs6000/rs6000.md (copysigntf3): New.
13346 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13348 PR tree-optimization/19633
13349 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13350 * tree-ssa-alias.c (init_alias_info): Initialize.
13351 (merge_pointed_to_info): Set.
13352 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13353 (dump_points_to_info_for): Show value of pt_null.
13354 (struct count_ptr_d): Declare.
13355 (find_ptr_dereference): Remove.
13356 (ptr_is_dereferenced_by): Remove.
13357 (count_ptr_derefs): New local function.
13358 (count_uses_and_derefs): New local function.
13359 (compute_points_to_and_addr_escape): Call it. If the number
13360 of dereferences is greater than zero, mark the pointer as
13361 dereferenced. If there are fewer dereferences than uses of
13362 the pointer, the pointer's value escapes.
13364 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13366 PR tree-optimization/19670
13367 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13369 (verify_use): ... set it here, instead.
13371 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13373 * doc/sourcebuild.texi (Test directives): Fix formatting.
13375 * doc/sourcebuild.texi (Test directives): Describe selector
13378 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
13380 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13381 specific 64-bit CPUs.
13383 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
13386 * arm.c (arm_eliminable_register): New function.
13387 (adjacent_mem_locations): Don't allow eliminable registers. Use
13388 HOST_WIDE_INT for address offsets.
13389 * arm-protos.h (arm_eliminable_register): Add prototype.
13391 2005-02-01 Steven Bosscher <stevenb@suse.de>
13393 PR optimization/15242
13394 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13395 * basic-block.h (duplicate_computed_gotos): Add prototype.
13396 * bb-reorder.c (duplicate_computed_gotos): New function to
13397 duplicate sufficiently small blocks ending in a computed jump.
13398 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13399 if not optimizing for size.
13400 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13401 never do tail merging for blocks ending in a computed jump.
13402 * doc/invoke.texi: Document the max-goto-duplication-insns param.
13404 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
13406 Patch from Richard Sandiford <rsandifo@redhat.com>
13407 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13408 from inheriting a subreg equivalence with a non-spill register.
13410 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13412 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
13414 * config/frv/frv.c (movcc_fp_destination_operand): New.
13415 (gpr_or_memory_operand): Fix typo in comment.
13416 (gpr_or_memory_operand_with_scratch): New.
13417 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13418 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13419 movcc_fp_destination_operand.
13420 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13421 Legitimize memory addresses using a scratch register.
13423 2005-01-31 Jeff Law <law@redhat.com>
13425 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13426 bitmap a sparse bitmap instead of a simple bitmap.
13427 (mark_def_sites_initialize_block): Corresponding changes.
13428 (ssa_mark_def_sites_initialize_block): Likewise.
13429 (ssa_mark_phi_uses): Likewise.
13430 (mark_def_site, ssa_mark_def_sites): Likewise.
13431 (mark_def_site_blocks): Likewise.
13432 (rewrite_ssa_into_ssa): Likewise.
13434 * tree-ssa-dom.c (record_cond): Pass correct variable type
13435 for last argument to htab_find_slot_with_hash.
13437 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13438 effects when optimizing 0 % X. Do not try to optimize X % 0.
13440 2005-01-31 James E. Wilson <wilson@specifixinc.com>
13442 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13445 2005-02-01 Eric Christopher <echristo@redhat.com>
13447 * config/mips/mips.c (override_options): Warn if -mint64
13449 * doc/invoke.texi (MIPS Options): Document that -mint64 is
13452 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
13454 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
13456 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13457 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13458 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13459 (cached_regno): Initialize to INVALID_REGNUM.
13460 (cse_reg_info_table_size,
13461 cse_reg_info_table_first_uninitialized,
13462 cse_reg_info_timestamp): New.
13463 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13465 (init_cse_reg_info, get_cse_reg_info_1): New.
13466 (get_cse_reg_info): Cache the last look-up.
13467 (new_basic_block): Update the code to clear mappings from
13468 registers to cse_reg_info entries.
13469 (cse_main): Call init_cse_reg_info.
13471 * cse.c (get_cse_reg_info): Update a comment.
13473 2005-01-31 Steven Bosscher <stevenb@suse.de>
13476 * c-decl.c (start_decl): Do not warn about arrays of elements with
13477 an incomplete type here.
13478 (grokdeclarator): Do it here by making a pedwarn an error.
13479 * c-typeck.c (push_init_level): If there were previous errors with
13480 the constructor type, do not warn about braces for initializers.
13481 (process_init_element): Likewise for excess initializer elements.
13483 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
13485 * cse.c (delete_trivially_dead_insn): Don't iterate.
13487 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
13489 * config/rs6000/rs6000.md (copysignsf3): New expand.
13490 (copysigndf3): Likewise.
13492 2005-01-31 Steven Bosscher <stevenb@suse.de>
13494 * recog.c (constrain_operands): Only look for earlyclobber operand
13495 conflicts if an '&' constraint was seen.
13497 2005-01-31 Marc Espie <espie@openbsd.org>
13499 * config.gcc: Don't include embedded systems fragment, switches default
13500 debugging format to ELF.
13501 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13502 longer pick it up there.
13504 2005-01-31 Dale Johannesen <dalej@apple.com>
13506 * doc/extend.texi (nested functions): Fix linkage description.
13507 Clarify that static is not allowed.
13509 2005-01-31 Dale Johannesen <dalej@apple.com>
13511 * config/rs6000/darwin.md (movsf_low_di): Make work.
13512 (movdf_low_di): Make work.
13514 2005-01-31 Dale Johannesen <dalej@apple.com>
13516 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13517 Make work for 64 bit.
13519 2005-01-31 Roger Sayle <roger@eyesopen.com>
13520 Dale Johannesen <dalej@apple.com>
13522 PR middle-end/19650
13523 * fold-const.c (fold_binary_op_with_conditional_arg):
13524 Make types match original operands, before STRIP_NOPS.
13526 2005-01-31 Alan Modra <amodra@bigpond.net.au>
13528 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13529 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
13530 (struct gcc_sigcontext): Delete. Merge contents to..
13531 (struct gcc_ucontext): ..here.
13532 (get_sigcontext): Delete.
13533 (get_regs): New function, like get_sigcontext but return regs ptr.
13534 64-bit version finds regs from r1 to support vdso.
13535 (ppc_linux_aux_vector): New function.
13536 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
13539 2005-01-31 Ira Rosen <irar@il.ibm.com>
13541 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13543 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13544 redundant fold. Fix misalignment for MINUS_EXPR.
13545 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13546 (vect_analyze_pointer_ref_access): Likewise.
13547 (vect_get_memtag_and_dr): Likewise.
13549 2005-01-31 Richard Henderson <rth@redhat.com>
13551 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13552 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13553 absnegdf2_i387, absnegxf2_i387): Likewise.
13555 2005-01-31 Richard Henderson <rth@redhat.com>
13558 * optabs.c (expand_copysign_absneg): New.
13559 (expand_copysign_bit): Split out from ...
13560 (expand_copysign): ... here. Use expand_copysign_absneg.
13562 2005-01-30 Roger Sayle <roger@eyesopen.com>
13564 PR middle-end/19697
13565 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13566 constant as the second operand and a register as the third.
13568 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
13571 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
13572 that dllimport'd functions do not use all call-clobbered registers
13573 to pass parameters.
13575 2005-01-30 Richard Henderson <rth@redhat.com>
13578 * optabs.c (expand_absneg_bit): Split out from expand_unop and
13579 expand_abs_nojump and generalize. Use operand_subword and
13580 emit_no_conflict_block. Support large modes.
13581 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
13583 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
13584 negation to subtraction.
13585 (expand_copysign): Check that the format has signed zeros.
13586 Use operand_subword and emit_no_conflict_block. Support large modes.
13588 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
13590 Fix PR tree-optimization/19624
13592 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13593 * tree-ssa-pre.c: Add cfgloop.h.
13595 (pre_stats): New member, constified.
13596 (inserted_exprs): New static variable.
13597 (NECESSARY): New macro.
13598 (create_expression_by_pieces): Fold the expression, and
13599 mark it as defaulting to not necessary. Also put in
13601 (fully_constant_expression): New function.
13602 (insert_into_preds_of_block): Modify to not insert phis when we
13603 are playing with induction variables.
13604 Push phis onto the inserted_exprs vector, and mark them as not
13605 necessary by default.
13606 (insert_aux): Call fully_constant_expression on eprime.
13607 If all edges produce the same value, mark it constant.
13608 (mark_operand_necessary): New function.
13609 (remove_dead_inserted_code): New function.
13610 (init_pre): Init loop optimizer to get loop info.
13611 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13612 (execute_pre): Commit edge inserts, then remove dead code.
13614 2005-01-30 Richard Henderson <rth@redhat.com>
13616 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13617 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13619 2005-01-30 Richard Henderson <rth@redhat.com>
13622 * config/i386/i386.c (ix86_expand_copysign): New.
13623 (ix86_split_copysign_const): New.
13624 (ix86_split_copysign_var): Rename from ix86_split_copysign,
13625 rearrange op1/nmask operands.
13626 * config/i386/i386-protos.h: Update.
13627 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13628 (copysigndf3): Likewise.
13629 (copysignsf3_const, copysigndf3_const): New.
13630 (copysignsf3_var): Rename from copysignsf3, split out splitter
13631 and fix split predicate for X constraint.
13632 (copysigndf3_var): Similarly.
13634 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
13636 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13637 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13638 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13640 2005-01-29 Richard Henderson <rth@redhat.com>
13643 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13644 of # and * in constraints.
13646 2005-01-29 Richard Henderson <rth@redhat.com>
13648 PR middle-end/19689
13649 * expr.c (store_field): Don't strip sub-mode cast when the input
13650 data is even smaller.
13652 2005-01-29 Richard Henderson <rth@redhat.com>
13654 PR middle-end/19687
13655 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13658 2005-01-29 Richard Henderson <rth@redhat.com>
13660 * combine.c (make_field_assignment): Fix argument order
13663 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
13665 PR tree-optimization/15791
13666 * fold-const.c (extract_array_ref): New function.
13667 (fold): Fold comparisons between &a[i] and &a[j] or
13668 semantically equivalent trees.
13670 2005-01-29 Jeff Law <law@redhat.com>
13672 * gcse.c (insert_expr_in_table): Revamp handling of available
13673 and anticipatable occurrence lists to avoid unnecessary list
13675 (insert_set_in_table): Similarly.
13677 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
13679 * c-common.c (fix_string_type): Just use c_build_qualified_type to
13681 (c_build_qualified_type): Build qualified array types with
13682 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13683 * c-decl.c (c_make_fname_decl): Build unqualified array type
13684 before qualified type.
13685 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13686 type is qualified, not just if type itself is. Don't apply
13687 qualifiers to array type when declarator is processed. Apply
13688 qualifiers to field type whether or not it is an array type.
13689 Don't handle array types specially for applying qualifiers to
13691 * c-typeck.c (composite_type): Build unqualified element type and
13692 array type when forming composite of array types.
13693 (common_pointer_type, comptypes, comp_target_types,
13694 type_lists_compatible_p, build_indirect_ref, build_array_ref,
13695 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13697 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13698 (args2) in variables a1 and a2.
13700 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
13702 * cse.c (n_elements_made, max_elements_made): Remove.
13703 (insert): Don't touch n_elements_made.
13704 (cse_main): Don't touch n_elements_made or max_elements_made.
13706 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
13709 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13710 configuration part of dp-bit.c to be lost.
13712 2005-01-28 Roger Sayle <roger@eyesopen.com>
13714 * expmed.c (expand_mult_highpart_optab): When attempting to use
13715 a non-widening multiplication in a wider mode, the operands need
13716 to be converted (zero or sign extended) to that mode.
13718 2005-01-28 Ian Lance Taylor <ian@airs.com>
13720 PR middle-end/16558
13721 PR middle-end/19583
13722 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13723 through if both operands fall through.
13725 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13727 * cse.c (fold_rtx) <PC>: Don't optimize.
13729 2005-01-28 Jeff Law <law@redhat.com>
13731 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13732 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13734 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13736 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13737 cse_reg_info_used_list_end): Remove.
13738 (cse_reg_info_list, cse_reg_info_list_free): New.
13739 (get_cse_reg_info): When allocating an instance of
13740 cse_reg_info, add it to the beginning of the cse_reg_info_list
13741 list. Remove code to maintain cse_reg_info_used_list.
13742 (new_basic_block): Reset the free list to the beginning of
13745 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
13747 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13748 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13749 (frv_expand_mdpackh_builtin): New function.
13750 (frv_expand_builtin): Use it to expand __MDPACKH.
13751 * doc/extend.texi (__MDPACKH): Update documentation.
13753 2005-01-28 Uros Bizjak <uros@kss-loka.si>
13755 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13756 SSE_FLOAT_MODE_P for use_sse computation.
13758 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
13761 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13763 2005-01-27 Richard Henderson <rth@redhat.com>
13765 * builtins.c (expand_builtin_copysign): New.
13766 (expand_builtin): Call it.
13767 * genopinit.c (optabs): Add copysign_optab.
13768 * optabs.c (init_optabs): Initialize it.
13769 (expand_copysign): New.
13770 * optabs.h (OTI_copysign, copysign_optab): New.
13771 (expand_copysign): Declare.
13773 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13774 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13776 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13777 (ix86_expand_fp_absneg_operator): ... here.
13778 (ix86_split_copysign): New.
13779 * config/i386/i386-protos.h: Update.
13780 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13781 (copysignsf3, copysigndf3): New.
13783 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13784 (copysignsf3, ncopysignsf3): New.
13785 (copysigndf3, ncopysigndf3): New.
13786 (copysignxf3, ncopysignxf3): New.
13787 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13789 2005-01-27 Arend Bayer <arend.bayer@web.de>
13790 Kazu Hirata <kazu@cs.umass.edu>
13792 * cse.c: (find_best_addr): Don't call copy_rtx before calling
13793 fold_rtx. Save cost recomputation if fold_rtx did nothing.
13794 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13797 2005-01-27 Jeff Law <law@redhat.com>
13799 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13800 definitions of SSA_NAMEs which are not being rewritten.
13801 (rewrite_ssa_into_ssa): Only initialize the current definition
13802 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13803 If checking is enabled, assert that SSA_NAME_AUX is clear for all
13804 SSA_NAMEs before returning.
13806 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
13808 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13809 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13810 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13811 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13812 config/mips/iris6.h, config/sh/sh.c: Update copyright.
13814 2005-01-27 Steven Bosscher <stevenb@suse.de>
13816 PR middle-end/17278
13817 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13818 higher to -O2 and higher. Likewise for tree PRE.
13819 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13822 2005-01-27 Ian Lance Taylor <ian@airs.com>
13824 PR middle-end/19583
13825 * gimple-low.c (try_catch_may_fallthru): New static function.
13826 (block_may_fallthru): Handle TRY_CATCH_EXPR.
13827 * tree-inline.c (expand_call_inline): Don't warn about reaching
13828 the end of a non-void function being inlined if the function uses
13831 2005-01-27 Jakub Jelinek <jakub@redhat.com>
13833 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13836 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13837 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13838 (implicitly_declare): Handle error_mark_node.
13840 2005-01-27 Richard Henderson <rth@redhat.com>
13843 * tree.h (struct tree_decl): Add debug_expr_is_from.
13844 (DECL_DEBUG_EXPR_IS_FROM): New.
13845 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13846 * dwarf2out.c (dwarf2out_var_location): Update to match.
13847 * tree-outof-ssa.c (create_temp): Likewise.
13848 * var-tracking.c (track_expr_p): Likewise.
13849 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13850 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13851 * toplev.c (default_tree_printer): Likewise.
13853 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
13855 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13856 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13858 2005-01-27 Steven Bosscher <stevenb@suse.de>
13860 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13861 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13862 ASM_CLOBBERS): Add tree checks.
13864 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13865 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13866 * c-common.def (SWITCH_STMT): Update to match.
13867 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13868 macros instead of SWITCH_EXPR ones.
13869 * c-dump.c (c_dump_tree): Likewise.
13870 * c-gimplify.c (gimplify_switch_stmt): Likewise.
13871 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13873 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13875 2005-01-27 Alan Modra <amodra@bigpond.net.au>
13877 * unwind-dw2.c (execute_stack_op): Add missing cases for
13878 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13880 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13882 * config.gcc (Obsolete configurations): Remove 'dummy', add
13883 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13886 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13888 PR tree-optimization/19633
13889 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13891 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13892 are no call-clobbered variables.
13893 * tree-outof-ssa.c (check_replaceable): Return false for calls
13896 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13898 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13899 even for variables with NULL DECL_INITIAL.
13901 2005-01-26 Stuart Hastings <stuart@apple.com>
13903 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13905 2005-01-26 Richard Henderson <rth@redhat.com>
13907 PR middle-end/18008
13908 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13910 * expr.c (store_field): Strip conversions to odd-bit-sized types
13911 if the destination field width matches.
13913 2005-01-26 Richard Henderson <rth@redhat.com>
13915 * c-decl.c, expmed.c, expr.c: Revert last change.
13917 2005-01-26 Richard Henderson <rth@redhat.com>
13919 PR middle-end/18008
13920 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13922 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13923 if we don't need the bits above those present in the current mode.
13924 * expr.c (store_field): Strip conversions to odd-bit-sized types
13925 if the destination field width matches.
13927 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13929 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13930 either -ffast-math or -funsafe-math-optimizations is in use.
13932 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13936 * config/avr/avr.c (notice_update_cc): Only set condition code for
13937 ashrqi3 if shift count > 0.
13938 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13939 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13940 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13941 count <= 0 as a no-op, and shift count >= width by copying zero
13942 or sign bit to all bits of the result.
13943 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13944 count, with attribute "length" set to 0 and "cc" set to "none".
13946 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13948 * doc/invoke.texi: Document -mTLS.
13950 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13951 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13952 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13953 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13954 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13955 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13956 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13957 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13959 * configure.ac: Check for a TLS capable gas.
13961 * configure: Regenerate.
13963 2005-01-26 Richard Henderson <rth@redhat.com>
13965 PR middle-end/18008
13966 * combine.c (make_field_assignment): Simplify store to zero_extract
13967 from a source with an overlapping mask.
13969 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13971 2004-11-11 Eric Christopher <echristo@redhat.com>
13973 * config/frv/frv.md: Add fr400_integer automaton. Don't
13974 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13977 2005-01-26 Steven Bosscher <stevenb@suse.de>
13979 PR middle-end/16585
13980 * cfgbuild.c (make_edges): Do not clear or set
13981 current_function_has_computed_jump.
13982 * function.h (struct function): Remove the has_computed_jump field.
13983 (current_function_has_computed_jump): Do not define.
13984 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13985 in a computed jump. Ignore current_function_has_computed_jump.
13987 2005-01-26 Richard Henderson <rth@redhat.com>
13989 PR middle-end/19515
13990 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13991 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13993 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13994 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13995 objects into static storage if they have more than one non-zero value.
13996 * tree.h (categorize_ctor_elements): Update decl.
13998 2005-01-26 Steven Bosscher <stevenb@suse.de>
14000 PR middle-end/19616
14001 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14002 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14003 to this function from 2004-07-10.
14004 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14005 the current function for tail call optimizations if the address
14006 of one of it its arguments is taken.
14008 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14010 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14012 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14014 * function.c (expand_function_end): If current_function_calls_alloca,
14015 emit stack restore in a place that is reached when the function falls
14016 through at the end.
14018 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14020 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14021 rule to avoid matching inappropriate suffix rule.
14023 2005-01-26 Jan Hubicka <jh@suse.cz>
14025 PR tree-optimization/19241
14026 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14028 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14030 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14031 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14033 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14034 <sim*>: Always use crt1.o, regardless of N in simN.
14035 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14036 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14037 (CRT_CALL_STATIC_FUNCTION): Remove.
14038 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14039 use crt1.o, regardless of N in simN.
14040 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14041 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14042 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14043 case isystem setting.
14044 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14046 2005-01-25 Ian Lance Taylor <ian@airs.com>
14048 * gimple-low.c (block_may_fallthru): Correct handling of
14049 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14051 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14053 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14054 handlers to match indentation; nested under the mtune=* handler.
14055 Similar for mcpu= and march=.
14057 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14059 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14060 * config/mips/linux64.h (LIB_SPEC): Likewise.
14061 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14062 * config/sh/linux.h (LIB_SPEC): Likewise.
14064 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14066 * config/frv/frv.c (frv_legitimize_tls_address): New.
14067 (TARGET_HAVE_TLS): Define.
14068 (FRV_SYMBOL_REF_TLS_P): Define.
14069 (frv_override_options): Handle new register classes.
14070 (frv_legitimate_address_p): Reject tls addresses.
14071 (frv_legitimize_address): Handle TLS addresses.
14072 (gen_inlined_tls_plt): New.
14073 (gen_tlsmoff): New.
14074 (frv_legitimize_tls_address): New.
14075 (unspec_got_name): Add TLS entries.
14076 (got12_operand): Add R_FRV_TLSMOFF12 case.
14077 (frv_emit_move): Fixup TLS addresses.
14078 (frv_emit_movsi): Legitimize TLS addresses.
14080 * config/frv/frv.h (MASK_BIG_TLS): New.
14081 (TARGET_BIG_TLS): New.
14082 (HAVE_AS_TLS): Define.
14083 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14084 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14085 (REG_CLASS_NAMES): Same.
14086 (REG_CLASS_CONTENTS): Same.
14087 (CONSTRAINT_LEN): New.
14088 (REG_CLASS_FROM_CONSTRAINT): New.
14089 (PREDICATE_CODES): Add symbolic_operand.
14091 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14092 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14093 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14094 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14095 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14096 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14097 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14098 GR9_REG, GR14_REG, LRREG.
14099 (type): Add load_or_call attribute.
14100 ("load_or_call"): New reservation.
14101 ("call_gettlsoff"): New.
14102 ("tls_indirect_call"): New.
14103 ("tls_load_gottlsoff12"): New.
14104 ("tlsoff_hilo"): New.
14105 ("tls_tlsdesc_ldd"): New.
14106 ("tls_tlsoff_ld"): New.
14109 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14111 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14113 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14114 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14115 * config/frv/frv.c (TLS_BIAS): Define.
14116 (frv_output_dwarf_dtprel): New.
14118 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14120 PR rtl-optimization/19579
14121 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14122 both A and B, see if they don't clobber registers the other expr uses.
14124 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14126 * real.c (do_add): Initialize signalling and canonical members.
14128 * real.c (real_from_integer): Zero out destination.
14130 2005-01-18 Jan Hubicka <jh@suse.cz>
14132 PR tree-optimize/19337
14133 * tree-inline.c (initialize_inlined_parameters): Copy
14134 saved_static_chain_decl only.
14136 2005-01-25 Richard Henderson <rth@redhat.com>
14140 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14141 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14142 80387 enabled, to return a proper subclass. Return the subset that
14143 overlaps with GENERAL_REGS for PLUS.
14144 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14146 2005-01-25 Richard Henderson <rth@redhat.com>
14148 PR middle-end/19609
14149 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14151 2005-01-25 Roger Sayle <roger@eyesopen.com>
14153 * expmed.c (choose_multiplier): Change interface to return the
14154 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14155 (expand_divmod): Update calls to choose_multiplier.
14157 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14159 PR middle-end/19330
14160 * expmed.c (extract_bit_field): Use adjust_address instead of
14161 gen_lowpart when op0 is a MEM.
14163 2005-01-24 Steven Bosscher <stevenb@suse.de>
14165 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14167 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14169 * config/mips/irix-csr.c: New file.
14170 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14171 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14172 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14175 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14178 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14179 sparc/elf.h, add sparc/sp-elf.h.
14180 (sparc-*-rtems*): Likewise.
14181 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14182 tm-dwarf2.h, add sparc/sp-elf.h.
14183 (sparc86x-*-elf): Likewise.
14184 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14185 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14186 TARGET_OS_CPP_BUILTINS.
14187 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14188 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14190 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14191 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14192 (SWITCH_TAKES_ARG): Likewise.
14193 (LOCAL_LABEL_PREFIX): Likewise.
14194 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14195 (TARGET_N_FORMAT_TYPES): Delete.
14196 (TARGET_FORMAT_TYPES): Likewise.
14197 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14198 * config/sparc/elf.h: Delete.
14199 * config/sparc/sp-elf.h: New file.
14201 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14203 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14204 * tree-flow.h: Remove the corresponding prototype.
14205 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14206 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14208 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14211 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14212 for AIX ABI or ELF -fPIC.
14213 (rs6000_emit_load_toc_table): Don't create toc_section here.
14214 (rs6000_xcoff_file_start): Nor here.
14216 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14218 * sh.c (ra.h): Don't #include.
14219 (hard_regs_intersect_p): New function, resurrected from ra.c.
14221 * sh.c: Fix 1996 Copyright.
14223 2005-01-24 Richard Henderson <rth@redhat.com>
14224 Aldy Hernandez <aldyh@redhat.com>
14226 * regrename.c (note_sets): Handle subregs.
14228 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14231 * genconditions.c (write_header, write_conditions): Elide file if
14234 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14236 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14237 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14240 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14242 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14243 expand_builtin_printf, expand_builtin_fprintf,
14244 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14245 checking against POINTER_TYPE.
14246 (validate_arglist): Handle POINTER_TYPE code by checking
14249 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14251 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14252 init_rtlanal): New.
14253 (for_each_rtx): Call for_each_rtx_1.
14254 * rtl.h (init_rtlanal): Declare.
14255 * toplev.c (backend_init): Call init_rtlanal.
14257 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14259 * flow.c (propagate_one_insn): Formatting.
14261 PR middle-end/19551
14262 * flow.c (libcall_dead_p): Be more conservative if unsure.
14263 If there are any instructions between insn and call, see if they are
14264 all dead before saying the libcall is dead.
14266 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14268 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14269 operand constraint for operand 0.
14271 2005-01-23 Richard Henderson <rth@redhat.com>
14274 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14275 edges leading to join block.
14277 2005-01-23 Roger Sayle <roger@eyesopen.com>
14279 * expmed.c (expand_mult_highpart): Make static. Change type of
14280 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14281 (expand_divmod): Updates calls to expand_mult_highpart by using
14282 gen_int_mode to pass a CONST_INT rtx.
14283 * rtl.h (expand_mult_highpart): Remove prototype.
14285 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14287 * flow.c (regset_bytes, regset_size): Remove.
14289 * cfganal.c: Fix a reference to Harvey's paper.
14291 2005-01-23 Steven Bosscher <stevenb@suse.de>
14293 PR rtl-optimization/19464
14294 * tree-optimize.c (init_tree_optimization_passes): Add one more
14295 copyrename pass just before out-of-ssa.
14297 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14300 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14301 * ggc-none.c (ggc_free): Define.
14303 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14305 * cse.c (max_reg, max_insn_uid): Remove.
14306 (cse_main): Don't access max_reg or max_insn_uid.
14308 * c-common.c (explicit_flag_signed_bitfields,
14309 lang_statement_code_p, lang_expand_function_end): Remove.
14310 * c-common.h: Remove the corresponding declarations.
14311 * c-opts.c (c_common_handle_option): Remove all write access
14312 to explicit_flag_signed_bitfields.
14314 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14315 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14316 * cgraph.h: Remove the corresponding declaration.
14318 * gcse.c (null_pointer_info): Remove.
14320 2005-01-23 Roger Sayle <roger@eyesopen.com>
14321 Eric Botcazou <ebotcazou@libertysurf.fr>
14323 * combine.c (simplify_logical): Only simplify logical expressions
14324 of the form ior(and(x,y),z) by the inverse distributive law if the
14325 result is cheaper than the original.
14327 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14329 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14330 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14331 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14332 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14333 config/freebsd-spec.h, config/arm/arm.h,
14334 config/h8300/h8300.md, config/i386/i386.md,
14335 config/i386/predicates.md, config/i386/sse.md,
14336 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14337 config/vax/vax.md: Fix comment typos. Follow spelling
14340 2005-01-23 Steven Bosscher <stevenb@suse.de>
14342 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14343 tests, instead of `less than'.
14345 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14347 * function.c (assign_parm_setup_block): When creating a new stack slot
14348 for a parameter, get its alignment from the parameter's DECL_ALIGN
14349 rather than the type's TYPE_ALIGN. Make sure that the parameter
14350 is at least word aligned.
14352 2005-01-22 Roger Sayle <roger@eyesopen.com>
14354 PR middle-end/19378
14355 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14357 2005-01-22 Richard Henderson <rth@redhat.com>
14360 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14361 in both compare operands.
14362 (movdfcc_1_sse_max): Likewise.
14363 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14364 (movdfcc_1_sse): Likewise.
14365 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14366 scratch register as needed.
14368 2005-01-22 Richard Henderson <rth@redhat.com>
14370 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14372 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14374 2005-01-22 Richard Henderson <rth@redhat.com>
14376 * genopinit.c (optabs): Use smin/smax for floating point too.
14377 * doc/md.texi: Update to match. Clarify that floating point
14378 results are undefined for +0/-0 and NaN.
14379 * doc/rtl.texi: Likewise.
14380 * rtl.def (SMIN, SMAX): Likewise
14381 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14383 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14384 leading 's' to the name.
14385 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14386 smaxxf3, sminxf3): Likewise.
14387 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14390 2005-01-22 Paul Brook <paul@codesourcery.com>
14392 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14394 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
14396 * config/s390/s390.c (struct processor_costs): New fields
14397 dlgr, dlr, dr, dsgfr, dsgr.
14398 (z900_cost, z990_cost): Values for new fields.
14399 (s390_rtx_costs): New cases MEM und COMPARE in switch
14400 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14401 DIV, MOD, UDIV, UMOD.
14403 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14405 * config/s390/s390.md ("doloop_si64"): Reload input value directly
14406 into the register being decremented.
14407 ("doloop_si31", "doloop_di"): Likewise.
14408 ("*doloop_si_long"): Adapt pattern.
14410 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14412 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14414 (CLASS_MAX_NREGS): Likewise.
14416 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
14418 * doc/tree-ssa.texi (Statement Operands): Add example for new
14419 must-def macro. Note deprecation of old operands interface.
14421 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
14423 PR tree-optimization/19484
14424 * tree-cfg.c (remove_fallthru_edge): New function.
14425 (cleanup_control_flow): Remove fallthru edges from calls that are
14426 now known not to return.
14428 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14430 Fix PR tree-optimization/19038
14431 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14432 copies with loop variant ones.
14434 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
14436 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14437 config/alpha/alpha-protos.h, config/alpha/alpha.h,
14438 config/alpha/alpha.md, config/alpha/predicates.md,
14439 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14440 config/sparc/sol2.h: Update copyright.
14442 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14443 first label to see if it is a nonlocal label.
14445 2005-01-22 David Edelsohn <edelsohn@gnu.org>
14446 Andrew Pinski <pinskia@physics.uc.edu>
14449 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14450 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
14452 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14454 * config/rs6000/rtems.h: Update copyright.
14456 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14459 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14460 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14461 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14463 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14466 * c-typeck.c (convert_arguments): Check for error_mark_node.
14468 2005-01-21 Ian Lance Taylor <ian@airs.com>
14470 PR tree-optimization/13000
14471 * tree-inline.c: Include "tree-flow.h".
14472 (expand_call_inline): If warn_return_type, warn if non-void inline
14473 function falls through.
14474 * tree-cfg.c (execute_warn_function_return): Don't warn about
14475 control reaching end if TREE_NO_WARNING is set. Set
14477 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14479 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14480 branch if we don't need one.
14481 * c-typeck.c: Include "tree-flow.h"
14482 (c_finish_bc_stmt): Don't add a goto if the current statement
14483 list doesn't fall through to the current point.
14485 2005-01-21 Roger Sayle <roger@eyesopen.com>
14487 PR rtl-optimization/576
14488 * real.c (real_arithmetic): Change return type from void to bool
14489 to return an indication that the result may be inexact.
14490 * real.h (real_arithmeric): Update prototype.
14491 * fold-const.c (const_binop): Don't constant fold floating
14492 point expressions when the user specifies -frounding-math and
14493 the result may depend upon the run-time rounding mode.
14494 (fold_convert_const_real_from_real): Clean-up.
14495 (fold_initializer): Ignore flag_rounding_math for initializers.
14496 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14497 constant fold FP operations with flag_rounding_math if the
14498 result may depend upon the run-time rounding mode.
14500 2005-01-21 Tom Tromey <tromey@redhat.com>
14502 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14504 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
14506 * tree-cfg.c: Fix comment typos.
14508 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
14510 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14511 around the call to rest_of_handle_branch_target_load_optimize.
14513 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14515 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14516 (sparc64-*-openbsd*): Likewise.
14517 (sparclite-*-elf*): Include tm-dwarf2.h.
14518 (sparc86x-*-elf*): Likewise.
14519 (sparc64-*-elf*): Likewise.
14520 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14521 (DBX_DEBUGGING_INFO): Likewise.
14522 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14523 (PREFERRED_DEBUGGING_TYPE): Likewise.
14524 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14525 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14526 (PREFERRED_DEBUGGING_TYPE): Likewise.
14527 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14528 (PREFERRED_DEBUGGING_TYPE): Likewise.
14529 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14531 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14534 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14536 2005-01-20 Paul Brook <paul@codesourcery.com>
14538 * doc/rtl.texi: Document value extension requirements for CONST_INT.
14540 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14542 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14543 label is first in a sequence of labels.
14545 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14547 2005-01-20 Janis Johnson <janis187@us.ibm.com>
14548 Giovanni Bajo <giovannibajo@gcc.gnu.org>
14550 * doc/sourcebuild.texi (Test Directives): New.
14552 2005-01-20 Roger Sayle <roger@eyesopen.com>
14554 * real.c (real_floor): Don't leave the result uninitialized when
14555 mode is VOIDMode, but return the unrounded intermediate value.
14556 (real_ceil): Likewise.
14558 2005-01-20 Paul Brook <paul@codesourcery.com>
14560 * config/arm/arm.md (insv): Use gen_int_mode.
14562 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14564 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14565 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14566 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14567 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14568 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14570 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14573 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14574 fbreg, so we have to assume we can't.
14575 (loc_descriptor_from_tree_1): Ditto.
14576 (containing_function_has_frame_base): New function.
14577 (add_location_or_const_value_attribute): Use it.
14578 Also try to generate a frame_base from a single element location
14581 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14583 PR tree-optimization/15349
14584 * timevar.def (TV_TREE_MERGE_PHI): New.
14585 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14587 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14588 calls to tree_forwarder_block_p.
14589 (remove_forwarder_block_with_phi, merge_phi_nodes,
14590 gate_merge_phi, pass_merge_phi): New.
14591 * tree-optimize.c (init_tree_optimization_passes): Add
14593 * tree-pass.h: Add an extern for pass_merge_phi;
14595 2005-01-20 Richard Henderson <rth@redhat.com>
14598 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14599 (_mm_castps_pd, _mm_castps_si128): New.
14600 (_mm_castsi128_ps, _mm_castsi128_pd): New.
14602 2005-01-20 Richard Henderson <rth@redhat.com>
14605 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14606 __builtin_ia32_vec_init_v2si.
14607 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14608 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14609 (ix86_init_mmx_sse_builtins): Create it.
14610 (ix86_expand_builtin): Expand it.
14611 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14612 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14613 (vec_extractv2si_0, vec_extractv2si_1): New.
14615 2005-01-20 Richard Henderson <rth@redhat.com>
14618 * config/i386/i386.c (ix86_expand_push): New.
14619 * config/i386/mmx.md (push<MMXMODE>1): New.
14620 * config/i386/sse.md (push<SSEMODE>1): New.
14621 * config/i386/i386-protos.h: Update.
14623 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14625 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14628 2005-01-20 Richard Henderson <rth@redhat.com>
14630 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14631 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14633 2005-01-19 Richard Henderson <rth@redhat.com>
14636 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14637 to V4SFmode in SSE1 fallback load path.
14639 2005-01-19 Richard Henderson <rth@redhat.com>
14641 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14642 in QImode expansion to ix86_expand_vector_set.
14643 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14645 2005-01-19 Richard Henderson <rth@redhat.com>
14648 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14649 subclass of the input class.
14650 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14651 Always true for cross-SSE1 classes. Rationalize conditionals.
14652 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14653 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
14654 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
14655 (movdi_2): Add MMX/SSE zeros.
14656 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
14657 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14658 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14659 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14660 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14661 (zero_extendsidi2_rex64_1): Remove.
14662 (MOV0 peephole): Check GENERAL_REG_P.
14664 2005-01-19 Richard Henderson <rth@redhat.com>
14667 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14669 (ix86_expand_vector_extract): Likewise.
14671 2005-01-19 Richard Henderson <rth@redhat.com>
14673 PR middle-end/19304
14674 * expr.c (emit_move_change_mode): New argument force; use
14675 simplify_gen_subreg if true.
14676 (emit_move_via_alt_mode): Merge into ...
14677 (emit_move_via_integer): ... here.
14678 (emit_move_ccmode): Use emit_move_change_mode directly.
14680 2005-01-19 Richard Henderson <rth@redhat.com>
14683 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14684 (alpha_preferred_reload_class): Handle CONST_VECTOR.
14685 (alpha_emit_set_const_1): Add no_output parameter; don't emit
14687 (alpha_emit_set_const): Likewise. Make static.
14688 (alpha_emit_set_long_const): Make static.
14689 (alpha_extract_integer): Split out from alpha_expand_mov.
14690 (alpha_split_const_mov): Likewise.
14691 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
14692 (alpha_legitimate_constant_p): New.
14693 * config/alpha/alpha-protos.h: Update.
14694 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14695 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14696 * config/alpha/alpha.md (movsi): Add n alternative.
14697 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14698 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14699 (splitters for all of the above): Use alpha_split_const_mov.
14700 * config/alpha/predicates.md (non_add_const_operand): New.
14701 (non_zero_const_operand): New.
14702 (input_operand): Use alpha_legitimate_constant_p after reload.
14704 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14706 PR tree-optimization/19038
14707 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14708 (add_candidate): Add ivs with increment in latch only if
14709 allow_ip_end_pos_p is true.
14710 (determine_iv_cost): Use empty_block_p.
14712 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
14714 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14715 (compute_dominance_frontiers): Ditto.
14717 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
14720 * config/sh/t-rtems: New.
14721 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14723 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14725 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14726 the offset of the selected field.
14728 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
14730 * tree-cfg.c (remove_forwarder_block): Fix the check to
14731 prevent a nonlocal label from appearing in the middle of a
14734 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
14736 PR rtl-optimization/19462
14737 * reorg.c (find_end_label): Create return insn only if
14738 current_function_epilogue_delay_list is empty.
14740 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
14742 * doc/passes.texi: Remove paragraph mentioning new-ra.
14744 2005-01-19 Jakub Jelinek <jakub@redhat.com>
14746 PR rtl-optimization/15139
14747 * combine.c: Include params.h.
14748 (count_rtxs): New function.
14749 (record_value_for_reg): If replace_rtx would replace at least
14750 2 occurrences of REG in VALUE and TEM is really large, replace REG with
14751 (clobber (const_int 0)) instead of TEM.
14752 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14753 * params.h (MAX_LAST_VALUE_RTL): New.
14754 * Makefile.in (combine.o): Depend on $(PARAMS_H).
14755 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14758 * c-typeck.c (digest_init): Only call build_vector if all constructor
14759 elements are *_CST nodes.
14760 * gimplify.c (gimplify_init_constructor): Likewise.
14762 PR middle-end/19164
14763 * c-typeck.c (digest_init): Only call build_vector if inside_init
14766 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14768 * toplev.c (init_asm_output): Remove dead #ifdef.
14770 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
14772 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14774 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14776 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14777 accessing DECL_FUNCTION_CODE.
14778 * dojump.c (do_jump): Likewise.
14779 * gimplify.c (gimplify_call_expr): Likewise.
14780 * predict.c (expr_expected_value): Likewise.
14781 (strip_builtin_expect): Likewise.
14782 * tree-inline.c (estimate_num_insns_1): Likewise.
14783 * tree-ssa-loop-im.c (stmt_cost): Likewise
14784 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14785 (tree_expr_nonnegative_p): Likewise.
14787 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14789 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14790 variant of the load_pcrel_sym pattern.
14791 * config/sparc/sparc.md (P macro): Move to the top.
14792 (load_pcrel_sym): Macroize using P.
14793 (save_register_window): Likewise.
14795 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
14797 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14798 ("sordered"): Same.
14800 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
14803 * c-typeck.c (build_asm_expr): Strip nops off
14804 input memory operands.
14806 2005-01-18 David Edelsohn <edelsohn@gnu.org>
14808 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14809 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14810 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14811 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14813 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
14816 * config/i386/i386.c (override_options): If the 80387 is disabled,
14817 then do not return FP values using FP registers.
14819 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
14821 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14822 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14823 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14824 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14825 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14826 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14827 output.h, postreload-gcse.c, postreload.c, recog.c,
14828 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14829 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14830 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14831 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14832 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14833 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14834 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14835 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14837 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14838 config/alpha/alpha.c, config/arm/vfp.md,
14839 config/i386/emmintrin.h, config/i386/i386-modes.def,
14840 config/i386/i386-protos.h, config/i386/i386.h,
14841 config/i386/pmmintrin.h, config/i386/ppro.md,
14842 config/i386/predicates.md, config/i386/xmmintrin.h,
14843 config/i860/i860.c, config/ia64/ia64-modes.def,
14844 config/ia64/ia64-protos.h, config/ia64/ia64.h,
14845 config/ia64/ia64.md, config/ia64/itanium1.md,
14846 config/ia64/itanium2.md, config/ia64/predicates.md,
14847 config/iq2000/iq2000.h, config/mips/linux64.h,
14848 config/rs6000/aix41.h, config/rs6000/aix43.h,
14849 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14850 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14851 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14852 config/sparc/linux64.h, config/sparc/litecoff.h,
14853 config/sparc/sp64-elf.h, config/sparc/sparc.c,
14854 config/sparc/sparc.h, config/sparc/sparc.md,
14855 config/sparc/sysv4-only.h: Update copyright.
14857 2005-01-18 Richard Henderson <rth@redhat.com>
14860 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14862 2005-01-18 Marc Espie <espie@openbsd.org>
14863 * config/i386/openbsdelf.h: Typo.
14865 2005-01-18 Richard Henderson <rth@redhat.com>
14867 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14868 special case for sse.
14869 * config/i386/predicates.md (sse_comparison_operator): Likewise.
14871 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
14873 * tree-inline.c (estimate_num_insns_1): Added cases for
14874 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14876 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14878 PR rtl-optimization/19296
14879 * combine.c (simplify_comparison): Rewrite the condition under
14880 which a non-paradoxical SUBREG of a PLUS can be lifted when
14881 compared against a constant.
14883 2005-01-18 Andi Kleen <ak@muc.de>
14885 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14886 * c.opt (-Wpointer-sign): Add.
14887 * doc/invoke.texi: (-Wpointer-sign): Add.
14889 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14891 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14892 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14893 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14894 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14895 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14896 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14897 for TARGET_MIX_SSE_I387.
14898 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14899 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14900 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14901 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14902 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14903 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14904 TARGET_MIX_SSE_I387.
14905 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14908 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14911 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14912 Add movaps alternative for xmm reg->reg move.
14914 2005-01-17 Jeff Law <law@redhat.com>
14916 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14917 at the end of the main DOM loop rather than just before DOM exits.
14919 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14921 PR tree-optimization/19121
14922 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14923 adding aliases to a name tag, also add them to the pointer's
14925 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14926 sensitive alias info at all. Only check that the two pointers
14927 have compatible pointed-to sets.
14928 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14929 a pointer's type tag is a superset of the alias set of the
14930 pointer's name tag.
14932 2005-01-17 James E Wilson <wilson@specifixinc.com>
14935 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14936 comment to document why.
14938 2005-01-17 Richard Henderson <rth@redhat.com>
14940 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14941 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14942 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14943 sse2_vmsminv2df3_finite): New.
14944 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14945 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14946 Force op1 into register.
14948 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14950 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14951 bubblestrap from always rebuilding build directory.
14953 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14955 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14956 ("*cmpmem_short"): Likewise.
14958 2005-01-17 Steven Bosscher <stevenb@suse.de>
14960 * basic-block.h: Document BB_* flags.
14961 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14962 use an sbitmap instead.
14963 * sched-rgn.c (compute_trg_info): Likewise.
14965 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14967 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14968 redundant target_cpu_default and extra_parts lines. Use the default
14970 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14971 (SUBTARGET_EXTRA_SPECS): Delete.
14972 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14973 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14974 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14975 and "n32" for -mabi=n32.
14977 2005-01-17 Ian Lance Taylor <ian@airs.com>
14980 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14981 fold constant variables into initial values.
14983 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14985 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14987 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14988 through the statements backward.
14990 2005-01-17 Ian Lance Taylor <ian@airs.com>
14992 PR middle-end/13127:
14993 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14994 a variable set to the return value of the inlined function.
14996 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14998 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14999 when modes are tieable.
15001 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15003 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15004 of pthread_create to find out if threads are enabled.
15005 * gthr-posix95.h (__gthread_active_p): Likewise.
15007 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15009 * common.opt (-fnew-ra): Remove.
15011 * toplev.h (flag_new_regalloc): Remove.
15012 * Makefile.in (ra*.*): Don't mention.
15013 * passes.c (rest_of_handle_new_regalloc): Remove.
15014 (rest_of_handle_combine, rest_of_compilation): Always consider
15015 flag_new_regalloc as false.
15016 * doc/invoke.texi: Don't document -fnew-ra.
15018 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15020 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15021 last parameter to reg_scan.
15022 * loop.c (loop_optimize): Likewise.
15023 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15024 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15025 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15026 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15027 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15028 * regclass.c (reg_scan): Likewise, for the declaration.
15029 * rtl.h (reg_scan): Likewise, for the prototype.
15031 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15033 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15034 mark_dfs_back_edges.
15036 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15038 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15039 (compute_avail): Uses don't go in tmp_gen.
15041 2005-01-16 Steven Bosscher <stevenb@suse.de>
15043 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15044 loop to look for a free slot in a page entry.
15046 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15049 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15050 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15051 just before targetm.asm_out.file_end.
15052 * tree.h (process_pending_assemble_output_defs): Declare.
15053 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15055 (assemble_alias): Defer generation of assembly code for defines when
15056 TARGET_DEFERRED_OUTPUT_DEFS is true.
15057 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15058 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15059 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15061 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15064 * pa.c (pa_scalar_mode_supported_p): New function.
15065 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15066 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15068 * pa-protos.h (prefetch_operand): Delete.
15069 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15070 * pa.c (prefetch_operand): Delete.
15071 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15072 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15073 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15074 and prefetch_nocc_operand.
15075 * pa.md (prefetch): Rework to avoid reload problems handling short
15076 displacements when a cache control completer needs to be provided.
15077 (prefetch_32, prefetch_64): Delete.
15078 (prefetch_cc, prefetch_nocc): New patterns.
15080 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15082 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15084 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15087 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15088 exceeds maximum alignment for global common data.
15089 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15090 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15092 2004-01-15 Roger Sayle <roger@eyesopen.com>
15094 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15096 2004-01-15 Roger Sayle <roger@eyesopen.com>
15098 * harg-reg-set.h (reg_class_names): Prototype global array.
15099 * regclass.c (reg_class_names): Declare here and initialize to
15101 (dump_regclass): Remove local declaration of reg_class_names.
15102 (regclass): Likewise.
15103 * cfg.c (dump_flow_info): Likewise.
15104 * ra-debug.c (reg_class_names): Likewise.
15105 * regrename.c (reg_class_names): Likewise.
15106 * reload.c (reg_class_names): Likewise.
15107 * reload1.c (spill_failure): Likewise.
15108 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15110 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15112 * config/s390/s390.md ("reload_outti"): Remove predicate for
15113 output operand. Abort if operand is not a MEM.
15114 ("reload_outdi", "reload_outdf"): Likewise.
15116 2005-01-15 Marc Espie <espie@openbsd.org>
15118 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15119 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15120 * config/openbsd.h: Fix C++ includes for native configurations.
15121 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15122 Add trampoline support.
15123 * config/i386/openbsdelf.h: New.
15125 2005-01-15 Marc Espie <espie@openbsd.org>
15127 * collect2.c (main): Explicitly parse -dynamic-linker option.
15129 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15131 PR tree-optimization/19060
15132 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15133 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15134 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15135 and handle extract_range_from_cond returning false.
15136 * fold-const.c (fold): Optimize comparisons with min/max even for
15137 width > HOST_BITS_PER_WIDE_INT.
15139 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15141 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15142 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15143 Remove little endian multilib variants.
15144 Add mips32 multilib variant.
15146 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15148 * explow.c (copy_all_reg, stabilize): Remove.
15149 * expr.h: Remove the corresponding prototypes.
15151 * rtlanal.c (regs_set_between_p): Remove.
15152 * rtl.h: Remove the corresponding prototype.
15154 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15156 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15157 to rs6000_nonimmediate_operand.
15158 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15159 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15160 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15161 rs6000_nonimmediate_operand.
15162 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15163 rs6000_nonimmediate_operand.
15165 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15167 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15169 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15171 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15173 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15174 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15176 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15177 (rs6k_nonimmediate_operand): New.
15178 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15180 (legitimate_lo_sum_address_p): Same.
15181 (rs6000_legitimize_address): Same.
15182 (rs6000_legitimize_reload_address): Same.
15183 (rs6000_legitimate_address): Same.
15184 (spe_build_register_parallel): Pass DF and DC modes in a DI
15187 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15188 to rs6k_nonimmediate_operand.
15190 * config/rs6000/spe.md ("*frob_df_di"): New.
15191 ("*frob_di_df"): New.
15192 ("*frob_di_df_2"): New.
15193 ("*mov_sidf_e500_subreg0"): New.
15194 ("*mov_sidf_e500_subreg4"): New.
15195 ("*movdf_e500_double"): Change predicate to
15196 rs6k_nonimmediate_operand.
15198 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15200 * postreload.c (move2add_note_store): Only call
15201 trunc_int_for_mode on scalar integers.
15203 2005-01-14 Steven Bosscher <stevenb@suse.de>
15205 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15206 replace BB_VISITED uses.
15207 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15208 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15209 (tree_dce_done): Free visited_control_parents.
15210 (perform_tree_ssa_dce): Allocate and clear it.
15211 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15212 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15213 instead of BB_VISITED.
15215 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15217 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15218 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15219 Remove unused prototypes.
15221 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15223 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15224 64-bit register usage.
15225 (spe_func_has_64bit_regs_p): Add FIXME note.
15227 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15229 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15230 flag_finite_math_only with flag_unsafe_math_optimizations.
15232 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15234 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15235 end-of-stack check.
15236 (__tpf_eh_return): Copy TPF private stack area from the module
15237 boundary stack frame. Add check for when module addresses are
15238 equal, but no stub address is found.
15240 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15243 * arm.h (struct machine_function): Add call_via field.
15244 (thumb_call_via_label): Declare.
15245 * arm.c (thumb_call_via_label): New variable.
15246 (thumb_call_reg_needed): New variable.
15247 (arm_output_function_epilogue): For Thumb code, output any per-function
15248 call-indirect trampolines.
15249 (thumb_call_via_reg): New function.
15250 (arm_file_end): New function.
15251 (TARGET_ASM_FILE_END): Call arm_file_end.
15252 (aof_file_end): Likewise.
15253 * arm-protos.h (thumb_call_via_reg): Declare.
15254 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15255 thumb_call_via_reg in normal case.
15257 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15259 PR middle-end/19084
15260 PR rtl-optimization/19348
15261 * recog.c (peephole2_optimize): Do global life update if some peephole
15262 decides it doesn't need at least one of its inputs and that change
15263 influences liveness at the start of the basic block.
15265 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15266 arguments instead of 1.
15268 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15270 PR middle-end/18820
15271 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15272 zero for nested functions needing a static chain or functions
15273 with a non-constant address.
15275 2005-01-13 Roger Sayle <roger@eyesopen.com>
15277 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15278 (and (sign_extend X) C) into (zero_extend (and X C)).
15280 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15282 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15284 2005-01-13 Richard Henderson <rth@redhat.com>
15289 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15290 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15291 not just TARGET_SSE.
15292 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15293 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15294 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15295 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15296 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15297 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15298 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15299 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15300 (movdicc_c_rex64): Rename with '*'.
15301 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15302 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15303 (movsfcc_1_387): Rename from movsfcc_1.
15304 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15305 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15306 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15307 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15308 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15309 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15310 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15311 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15312 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15313 sse_movdfcc_const0_4): Remove.
15314 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15315 recognize min/max early. Update for changed sse cmove patterns.
15316 (ix86_split_sse_movcc): New.
15317 * config/i386/i386-protos.h: Update.
15319 2005-01-13 Steven Bosscher <stevenb@suse.de>
15321 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15322 (fix_stmt_v_may_defs): Likewise.
15324 2005-01-13 Richard Henderson <rth@redhat.com>
15326 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15327 for converting the mask.
15329 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15331 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15334 2005-01-13 Richard Henderson <rth@redhat.com>
15336 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15337 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15338 IX86_BUILTIN_MOVDQ2Q): Remove.
15339 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15340 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15341 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15343 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15344 (sse2_pextrw): Fix immediate constraint.
15345 (sse2_loadq, sse2_loadq_rex64): Remove.
15346 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15347 Use __builtin_ia32_vec_ext_<size>.
15348 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15350 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15352 * function.c (assign_parm_setup_block): Look inside original
15353 entry_parm when inspecting PARALLEL.
15355 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15356 Joel Sherrill <joel@oarcorp.com>
15359 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15360 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15361 rtems_gxx_recursive_mutex_init.
15362 (__gthread_recursive_mutex_lock): New function.
15363 (__gthread_recursive_mutex_trylock): Likewise.
15364 (__gthread_recursive_mutex_unlock): Likewise.
15366 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15368 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15370 2005-01-13 Jan Beulich <jbeulich@novell.com>
15372 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15373 (ashrti3_internal): Indicate output is early clobber. Generate result
15374 into output rather than first input. Use move for low word of output
15375 if shift count is exactly 64.
15376 (lshrti3_internal): Likewise.
15378 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
15382 * reload1.c (delete_output_reload): Don't delete an output reload
15383 if the pseudo lives longer than a single basic block. Adjust and
15384 improve wording of comment.
15386 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
15389 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15390 of TYPE_SIZE where we mean the number of bytes.
15392 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
15394 * function.c (assign_parm_setup_block): Relax condition on
15395 multi-register optimization.
15397 2005-01-12 Nick Clifton <nickc@redhat.com>
15399 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15400 an "in_delay_slot" attribute of "no" to prevent them being used in
15401 delay slots. This is forbidden because they might generate
15404 2005-01-12 Alan Modra <amodra@bigpond.net.au>
15407 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15408 with r->Y and Y->r.
15410 2005-01-12 Nick Clifton <nickc@redhat.com>
15412 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15413 passed on to GAS) but do not define, as GAS no longer supports or
15414 needs the -m2000 option.
15416 2005-01-11 Roger Sayle <roger@eyesopen.com>
15418 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15419 type as args of unprototyped builtins aren't automatically promoted.
15420 (fold_builtin_abs): Likewise.
15422 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15424 * Makefile.in: Set a `build-warn' variable.
15426 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15428 PR tree-optimization/17949
15429 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15430 (find_interesting_uses_address): Use it.
15432 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
15434 * regrename.c (kill_value): Handle subreg's that won't simplify.
15436 2005-01-11 Richard Henderson <rth@redhat.com>
15439 * config/i386/i386.h (enum ix86_builtins): Move ...
15440 * config/i386/i386.c: ... here.
15441 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15442 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15443 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15444 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15445 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
15446 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15447 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15448 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15449 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15450 IX86_BUILTIN_LOADDDUP): Remove.
15451 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15452 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15453 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15454 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15455 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15456 (ix86_init_builtins): Make static.
15457 (ix86_init_mmx_sse_builtins): Update for changed builtins.
15458 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15459 if all the modes match. Otherwise, fake it.
15460 (get_element_number, ix86_expand_vec_init_builtin,
15461 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15462 (ix86_expand_builtin): Make static. Update for changed builtins.
15463 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15464 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
15465 (ix86_expand_vector_init_duplicate): New.
15466 (ix86_expand_vector_init_low_nonzero): New.
15467 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15468 Split out from ix86_expand_vector_init; handle integer modes.
15469 (ix86_expand_vector_init): Use them.
15470 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15471 * config/i386/i386-protos.h: Update.
15472 * config/i386/predicates.md (reg_or_0_operand): New.
15473 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15474 (movv2sf_internal): Likewise. And a splitter to match them all.
15475 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15476 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15477 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15478 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15479 (mmx_pinsrw): Fix operand ordering.
15480 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15481 rather than sse_loadss expander.
15482 (movv2df splitter): Similarly.
15483 (sse_loadss, sse_loadlss): Remove.
15484 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15485 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15486 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15487 (sse3_movddup): Rename with '*'.
15488 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15489 (sse2_loadsd): Remove.
15490 (vec_dupv2df_sse3): Rename from sse3_loadddup.
15491 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15492 (sse2_pinsrw): Fix argument ordering.
15493 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15494 (sse2_stored): Remove 'r' destination.
15495 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15496 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15497 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15498 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15499 vec_extractv16qi, vec_initv16qi): New.
15501 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15502 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15503 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15505 (_mm_load_pd, _mm_store_pd): Use plain dereference.
15506 (_mm_load_si128, _mm_store_si128): Likewise.
15507 (_mm_load1_pd): Use _mm_set1_pd.
15508 (_mm_load_sd): Use _mm_set_sd.
15509 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15510 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15511 (_mm_set_epi64): Use _mm_set_epi64x.
15512 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15513 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15514 _mm_setr_epi8): Use _mm_set_foo form.
15515 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15516 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15517 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15518 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15519 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15520 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15521 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15522 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15523 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15524 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15525 (_mm_movedup_pd): Use _mm_shuffle_pd.
15526 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15527 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15528 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15529 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15530 Use _mm_setzero_ps.
15531 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15532 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15533 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15534 (_mm_store_ps): Use raw dereference.
15535 (_mm_store1_ps): Use _mm_storeu_ps.
15536 (_mm_storer_ps): Use _mm_store_ps.
15537 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15538 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15540 2005-01-11 Stan Shebs <shebs@apple.com>
15542 * config/rs6000/rs6000.c (machopic_output_stub): Issue
15543 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15545 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
15548 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15549 Skip all DECLs except for FIELD_DECLs.
15551 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15553 * config/s390/s390.c (override_options): Return error if
15554 -mbackchain, -mpacked-stack and -mhard-float are used together.
15555 (s390_va_start): Remove the backchain && packed-stack special case.
15556 (s390_gimplify_va_arg): Likewise.
15557 * doc/invoke.texi: Remove the ABI incompatibility note.
15559 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15561 * config/s390/s390.c (struct s390_frame_layout): Remove
15563 (s390_frame_info, s390_emit_prologue): Replace occurrences of
15564 save_backchain_p with TARGET_BACKCHAIN.
15566 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15569 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15570 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15571 * function.c (locate_and_pad_parm): Set new field.
15572 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15573 Tweak where_pad test to include "none". Always set mem align for
15575 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15576 not sufficient for type.
15577 (assign_parm_setup_block): If stack_parm is zero on entry, always
15578 make a new stack local. Block move old stack parm if necessary
15579 to new aligned stack local.
15580 (assign_parm_setup_stack): Use a block move to handle
15581 potentially misaligned entry_parm.
15582 (assign_parms_unsplit_complex): Specify required alignment when
15583 creating stack local.
15584 * calls.c (compute_argument_addresses): Override alignment of stack
15585 arg calculated from its type with the alignment given by
15586 FUNCTION_ARG_BOUNDARY.
15587 (store_one_arg): Likewise.
15589 2005-01-11 Jan Beulich <jbeulich@novell.com>
15591 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15592 Change respective itanium_class attribute to ialu.
15593 (shladdp4_internal): New.
15594 * config/ia64/predicates.md (shladd_log2_operand): New.
15596 2005-01-11 Richard Henderson <rth@redhat.com>
15598 * expr.c (store_constructor): Use rtvec_alloc instead of
15599 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15601 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
15603 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15605 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15607 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15608 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15609 (TARGET_RWRELOC): Define.
15610 (ia64_rwreloc_section_type_flags): Delete.
15611 (ia64_section_type_flags): New function.
15612 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15613 (TARGET_RWRELOC): Define.
15615 2005-01-10 David Mosberger <davidm@hpl.hp.com>
15618 * config/ia64/ia64.c (process_set): For alloc insn, only call
15619 process_epilogue is !frame_pointer_needed.
15621 2005-01-10 Roger Sayle <roger@eyesopen.com>
15624 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15625 unary operator and can't be treated as a binary/comparison operator.
15627 2005-01-10 Richard Henderson <rth@redhat.com>
15629 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15630 (ix86_return_in_memory): Likewise.
15631 (function_arg_advance): Likewise. Mirror structure in function_arg
15632 for choosing register to advance.
15634 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
15636 * tree-vectorizer.c, tree.def: Fix comment typos.
15638 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
15640 * config/s390/s390.c (struct processor_costs): 4 new fields:
15641 ddbr, ddr, debr, der.
15642 (s390_rtx_costs): More precise handling of divide instructions.
15644 2005-01-10 David Edelsohn <edelsohn@gnu.org>
15646 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15648 2005-01-10 Jan Beulich <jbeulich@novell.com>
15650 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15651 names resulting from -ffunction-sections/-fdata-sections and linkonce
15653 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15654 based on the section name. Rearrange the section name comparison logic
15655 slightly so that each section name is compared against at most once.
15657 2005-01-10 Ben Elliston <bje@au.ibm.com>
15659 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15660 targets for which -fPIC reduces limitations on the GOT size.
15662 2005-01-09 Falk Hueffner <falk@debian.org>
15664 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15667 2005-01-09 David Edelsohn <edelsohn@gnu.org>
15670 * collect2.c (main): Set aixrtl_flag for -brtl option.
15671 (resolve_lib_name): Search for .so file extension before .a
15672 if aixrtl_flag set.
15674 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
15676 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15677 (vect_analyze_data_refs_alignment): Add dump prints.
15679 2005-01-09 Ira Rosen <irar@il.ibm.com>
15681 * tree-vectorizer.c (vect_analyze_offset_expr): Use
15682 expr_invariant_in_loop_p.
15683 Initialize outputs first thing in the function.
15684 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15685 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15686 (vect_analyze_pointer_ref_access): Check that the initial condition of
15687 the access function is loop invariant.
15689 2005-01-09 Richard Henderson <rth@redhat.com>
15691 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15692 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
15693 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
15694 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15695 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15696 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15697 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15698 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15699 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15700 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15701 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15702 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15703 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15704 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15705 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15706 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15707 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15708 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15709 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15710 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15711 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15712 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15713 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15715 (mmx_clrdi, pavgusb): Remove.
15716 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15717 with leading sse_ prefix.
15718 * config/i386/sse.md: Receive them.
15719 * config/i386/mmx.md: New file.
15720 (MMXMODE12, MMXMODE24, mmxvecsize): New.
15721 (subrv2sf3): Turn into expander for normal subtraction.
15722 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15723 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15724 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15725 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15726 commutative; use ix86_binary_operator_ok.
15727 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15728 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15729 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15730 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15731 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15732 Macroize from existing patterns; use ix86_binary_operator_ok.
15733 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15734 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15735 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
15736 with vec_select+vec_concat.
15737 (mmx_pshufw, mmx_pshufw_1): Likewise.
15738 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
15739 (mmx_uavgv4hi3): Model correctly.
15740 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15741 _mm_xor_si64): Remove casts.
15743 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15745 PR tree-optimization/19224
15746 * tree-scalar-evolution.c (get_instantiated_value,
15747 set_instantiated_value): New functions.
15748 (instantiate_parameters_1): Cache the results.
15749 (instantiate_parameters, resolve_mixers): Initialize and free
15752 2005-01-08 David Edelsohn <edelsohn@gnu.org>
15754 * config/i386/i386.md (addhi_4): Correct reference in comment.
15757 2005-01-08 Richard Henderson <rth@redhat.com>
15759 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15760 (_mm_cvtsi128_si64x): Likewise.
15761 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15762 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15763 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15764 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15765 * config/i386/i386-protos.h: Update.
15766 * config/i386/i386.c (print_operand): Add 'H'.
15767 (ix86_fixup_binary_operands): Split out from ...
15768 (ix86_expand_binary_operator): ... here.
15769 (ix86_fixup_binary_operands_no_copy): New.
15770 (ix86_expand_fp_absneg_operator): Handle vector mode results.
15771 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15772 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15773 (safe_vector_operand): Use CONST0_RTX.
15774 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15775 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15776 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
15777 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
15779 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15780 (IX86_BUILTIN_CMPNGESS): New.
15781 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15782 (attr type): Add sselog1.
15783 (attr unit, attr memory): Handle it.
15784 (movti, movti_internal, movti_rex64): Move near other integer moves.
15785 (movtf, movtf_internal): Move near other fp moves.
15786 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15787 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15788 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15789 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15790 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15791 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15792 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15793 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15794 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15795 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15796 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15797 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15798 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15799 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15800 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15801 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15802 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15803 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15804 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15805 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15806 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15807 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15808 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15809 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15810 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15811 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15812 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15813 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15814 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15815 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15816 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15817 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15818 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15819 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15820 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15821 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15822 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15823 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15824 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15825 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15826 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15827 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15828 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
15829 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15831 (SSEPUSH, push<SSEPUSH>): Remove.
15832 (MMXPUSH, push<MMXPUSH>): Remove.
15833 (sse_movaps, sse_movaps_1, sse_movups): Remove.
15834 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15835 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15836 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15837 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15838 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15839 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15840 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15841 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15842 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15843 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15844 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
15845 (ppro_sse_log_V4SF): Handle sselog1.
15846 * config/i386/predicates.md (const_0_to_1_operand): New.
15847 (const_0_to_255_mul_8_operand): New.
15848 (const_1_to_31_operand): Rename from const_int_1_31_operand.
15849 (const_2_to_3_operand, const_4_to_7_operand): New.
15850 * config/i386/sse.md: New file.
15851 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15852 (sse_movups): Rename from sse_movups_1.
15853 (sse_loadlss): Rename from sse_loadss_1.
15854 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15856 (negv4sf2): Use ix86_expand_fp_absneg_operator.
15857 (absv4sf2, negv2df, absv2df): New.
15858 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15859 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15860 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15861 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15862 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15863 (sse3_addsubv4sf3): Model correctly.
15864 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15865 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15866 (sse_movhlps): Model with vec_select+vec_concat.
15867 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15868 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15869 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15870 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15871 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15872 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15873 sse2_pshufhw_1): Likewise.
15874 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15875 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15876 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15877 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15878 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15879 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15880 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15881 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15882 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15883 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15884 sminv8hi3): Mark commutative
15885 operands. Use ix86_binary_operator_ok.
15886 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15887 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15888 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15889 sse2_punpcklqdq): Allow operand2 in memory.
15890 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15891 sse2_movsd): Add memory alternatives.
15892 (sse_storelps): Turn expander into an insn; split after reload.
15893 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15894 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15896 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15898 * configure.ac (DWARF-2 debug_line): Use objdump.
15899 * configure: Regenerate.
15901 2005-01-08 Jeff Law <law@redhat.com>
15902 Diego Novillo <dnovillo@redhat.com>
15904 PR tree-optimization/18241
15905 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15906 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15907 statements with volatile operands.
15908 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15909 operands after marking a statement with has_volatile_ops.
15911 2005-01-08 Roger Sayle <roger@eyesopen.com>
15913 * tree.c (int_fits_type_p): Always honor integer constant
15914 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15916 2005-01-08 Roger Sayle <roger@eyesopen.com>
15918 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15919 the latent bug in rtl_delete_block has been resolved.
15921 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15923 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15924 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15926 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15928 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15929 library as @multilib_dir@/$(SHLIB_SONAME).
15931 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15933 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15934 * configure: Regenerate.
15936 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15938 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15941 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15944 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15945 Convert non-word aligned offset address using ld/std into
15948 2005-01-07 Richard Henderson <rth@redhat.com>
15950 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15952 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15954 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15956 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15958 PR tree-optimization/19283
15959 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15960 is not shorter than the original type.
15962 PR rtl-optimization/19012
15963 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15965 PR rtl-optimization/18861
15966 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15967 (FULL_STATE): Define.
15968 (mark_tablejump_edge): New function.
15969 (purge_dead_tablejump_edges): New function.
15970 (find_bb_boundaries): Use it.
15972 PR tree-optimization/18828
15973 * builtins.c (expand_builtin_next_arg): Remove argument and all
15974 the argument checking.
15975 (expand_builtin): Adjust caller.
15976 (expand_builtin_va_start): Likewise. Remove error for too many
15978 (fold_builtin_next_arg): Issue error for too many arguments.
15979 After checking arguments, replace them with magic arguments that
15980 prevent further checking of the args.
15982 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15984 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15986 2005-01-06 Roger Sayle <roger@eyesopen.com>
15989 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15990 and %{.S:...} (and their negative variants) to test whether the
15991 input file is assembler or pre-processed-assembler independent of
15992 the actual filename extension.
15994 2005-01-06 Roger Sayle <roger@eyesopen.com>
15996 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15997 of sign or zero extended values.
15999 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16001 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16002 for IBM long double format correctly.
16004 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16006 Fix PR tree-optimization/18792
16008 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16009 to first_loop_depth, and use loop depth instead of loop number.
16010 (build_classic_dir_vector): Ditto.
16011 (compute_data_dependences_for_loop): Use depth, not loop number.
16012 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16013 number. Pass in loops, instead of loop numbers.
16014 (gather_interchange_stats): Ditto.
16015 (linear_transform_loops): Ditto.
16017 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16020 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16021 biv_fits_mode_p, extension_within_bounds_p): New functions.
16022 (check_ext_dependent_givs): Use them.
16024 2005-01-06 Roger Sayle <roger@eyesopen.com>
16026 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16027 more than one barrier, in which case we should delete them all.
16029 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16031 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16033 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16035 Fix PR middle-end/19286
16037 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16038 output this subprogram, simply ignore this attempt to do it again.
16039 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16040 origin attribute if it's not possible.
16041 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16042 (decls_for_scope): Ditto.
16043 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16044 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16046 2005-01-05 Richard Henderson <rth@redhat.com>
16049 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16050 (bdesc_2arg): Use it.
16051 (ix86_expand_binop_builtin): Force operands into registers
16053 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16054 ix86_expand_sse_compare, ix86_expand_sse_comi,
16055 ix86_expand_builtin): Likewise.
16057 2005-01-05 Richard Henderson <rth@redhat.com>
16059 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16061 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16062 (mulv4hi3): Set itanium_class mmmul.
16063 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16064 (fpack): Rename from fpack_sfsf.
16066 2005-01-05 Richard Henderson <rth@redhat.com>
16069 * reload1.c (do_input_reload): Restrict the optimization deleteing
16070 a previous output reload to RELOAD_FOR_INPUT.
16072 2005-01-05 Steven Bosscher <stevenb@suse.de>
16074 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16075 comment that we fall through after case.
16076 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16077 (distribute_links): Likewise.
16078 * cse.c (cse_insn): Likewise.
16079 * cselib.c (cselib_invalidate_mem): Likewise.
16080 * df.c: Update comments at the top of the file.
16081 (read_modify_subreg_p): Update comments here too.
16082 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16083 * flow.c (mark_set_1): Likewise.
16084 (mark_used_regs): Likewise.
16085 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16086 (canon_list_insert): Likewise.
16087 (mark_set): Likewise.
16088 (try_replace_reg): Likewise.
16089 (store_killed_in_insn): Likewise.
16090 * loop.c (count_one_set): Likewise.
16091 (basic_induction_var): Likewise.
16092 * postreload-gcse.c (find_mem_conflicts): Likewise.
16093 * postreload.c (reload_combine_note_store): Likewise.
16094 (move2add_note_store): Likewise.
16095 * reload.c (find_equiv_reg): Likewise.
16096 (mark_referenced_resources): Likewise.
16097 * rtlanal.c (set_noop_p): Likewise.
16098 (note_stores): Likewise.
16099 (note_uses): Likewise.
16100 * sched-deps.c (sched_analyze_1): Likewise.
16101 * sched-rgn.c (check_live_1): Likewise.
16102 (update_live_1): Likewise.
16103 * config/i860/i860.c: Likewise.
16105 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16107 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16109 * doc/rtl.texi: Update documentation for bit-fields and SET.
16111 2005-01-05 Roger Sayle <roger@eyesopen.com>
16113 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16115 2005-01-05 Jan Hubicka <jh@suse.cz>
16116 Richard Henderson <rth@redhat.com>
16119 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16122 2005-01-05 Richard Henderson <rth@redhat.com>
16125 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16126 (sse_shufps): Change operand 3 to const_int_operand.
16127 (sse2_storelps): Fix typo in template.
16128 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16129 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16130 (ix86_expand_builtin): Likewise.
16132 2005-01-05 Julian Brown <julian@codesourcery.com>
16134 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16135 as aggregates for AAPCS ABIs.
16137 2005-01-05 Stan Shebs <shebs@apple.com>
16139 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16140 Mach-O getters if ppc64.
16141 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16143 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16144 signed four-byte field for global code case.
16145 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16147 2005-01-05 Roger Sayle <roger@eyesopen.com>
16149 PR middle-end/19100
16150 * c-common.c: Include real.h.
16151 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16152 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16153 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16154 * Makefile.in (c-common.o): Update dependencies.
16156 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16158 * c-parse.in (asm_string): Add trailing semicolon.
16160 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16162 * c-parse.in (asm_string): New. Don't allow wide strings in
16164 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16165 asm_string instead of STRING.
16167 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16169 * c-typeck.c (constructor_no_implicit): Remove.
16170 (set_designator, process_init_element): Don't check
16171 constructor_no_implicit.
16173 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16174 Kaz Kojima <kkojima@gcc.gnu.org>
16177 * lcm.c (create_pre_exit): New.
16178 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16179 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16181 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16183 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16184 -msoft-float in target_float_switch.
16185 * arm.c (arm_override_options): Fix processing of target_float_switch.
16187 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16189 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16192 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16194 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16195 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16197 2005-01-04 Roger Sayle <roger@eyesopen.com>
16199 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16200 if deleting the then-block allows the test-block to fallthru to the
16203 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16206 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16207 after the full declaration if the are in two different TUs.
16209 2005-01-04 Richard Henderson <rth@redhat.com>
16212 * tree-sra.c (generate_one_element_init): Just
16213 call gimplify_and_add.
16214 (generate_element_init): Record the
16215 new referenced variables and mark them for renaming
16216 and split out to ...
16217 (generate_element_init_1): This.
16218 (scalarize_init): Don't call push_gimplify_context/
16219 pop_gimplify_context.
16221 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16223 * toplev.c (get_src_pwd): Handle failure of getpwd().
16225 2005-01-04 Roger Sayle <roger@eyesopen.com>
16227 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16229 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16230 all the cases handled by it are inverted by invert_truthvalue.
16232 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16234 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16235 (save_register_windowsi): Likewise.
16237 2005-01-04 Richard Henderson <rth@redhat.com>
16239 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16241 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16243 PR middle-end/17767
16244 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16245 any simplifications of vector mode comparison operators.
16246 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16248 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16249 Devang Patel <dpatel@apple.com>
16251 PR tree-optimization/18308
16252 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16253 the operands before creating a new expression.
16254 * dojump.c (do_jump): Make drop_through_label available
16255 for all cases. Add expansion of COND_EXPR.
16257 2005-01-04 Ira Rosen <irar@il.ibm.com>
16259 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16260 INTEGER_CST instead of TREE_CONSTANT.
16261 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16262 instead of TREE_CONSTANT.
16263 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16264 instead of TREE_CONSTANT.
16266 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16268 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16270 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16273 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16274 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16276 2005-01-03 Richard Henderson <rth@redhat.com>
16278 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16279 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16280 fold_convert_const_real_from_real): Split out from ...
16281 (fold_convert_const): ... here.
16283 2005-01-03 Richard Henderson <rth@redhat.com>
16286 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16287 (mov<MMXMODEI>_internal): Likewise.
16288 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16289 Add V2SF case; use it for SSE1; don't use TI.
16290 (movdf_integer): Likewise.
16291 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16293 2005-01-03 Ira Rosen <irar@il.ibm.com>
16295 * tree-vectorizer.c (vect_strip_conversions): New function.
16296 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16297 check for binary class.
16299 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16303 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16305 * gimple-low.c (mark_blocks_with_used_vars): New function.
16306 (mark_blocks_with_used_subblocks): Ditto.
16307 (mark_used_blocks): Ditto.
16308 (pass_mark_used_blocks): New pass.
16309 * tree-inline.c: Include debug.h.
16310 (expand_call_inline): Call outlining_inline_function here.
16311 * tree-optimize.c (init_tree_optimization_passes): Add
16312 pass_mark_used_blocks.
16313 * tree-pass.h (pass_mark_used_blocks): New.
16314 * Makefile.in (tree-inline.o): Add debug.h dependency.
16316 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16318 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16319 VAR_DECLs to have weak_import attribute.
16321 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16324 2004-01-03 Steven Bosscher <stevenb@suse.de>
16326 * passes.c (rest_of_compilation): Don't run regmove if only
16327 flag_expensive_optimizations, require flag_regmove instead.
16329 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16331 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16333 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16334 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16335 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16336 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16338 2005-01-03 Richard Henderson <rth@redhat.com>
16340 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16341 (ia64_const_ok_for_letter_p): New.
16342 (ia64_const_double_ok_for_letter_p): New.
16343 (ia64_extra_constraint): New.
16344 (ia64_expand_vecint_compare): New.
16345 (ia64_expand_vcondu_v2si): New.
16346 (ia64_expand_vecint_cmov): New.
16347 (ia64_expand_vecint_minmax): New.
16348 (ia64_print_operand): Add 'v'.
16349 (ia64_preferred_reload_class): New.
16350 (ia64_vector_mode_supported_p): New.
16351 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16352 (PREFERRED_RELOAD_CLASS): Move to function.
16353 (CONST_OK_FOR_LETTER_P): Move to function.
16354 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16355 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16356 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16357 (EXTRA_CONSTRAINT): Move to function.
16358 * config/ia64/ia64.md: Include vect.md.
16359 (itanium_class): Add mmalua.
16361 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16363 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16364 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16366 (const_int_2bit_operand): New.
16367 (fr_reg_or_0_operand): New.
16368 * config/ia64/ia64-modes.def: Add vector modes.
16369 * config/ia64/ia64-protos.h: Update.
16370 * config/ia64/vect.md: New file.
16372 2005-01-03 Richard Henderson <rth@redhat.com>
16374 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16376 2005-01-03 Uros Bizjak <uros@kss-loka.si>
16379 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16381 (log1pdf2): Change mode of operands[0,1] to DFmode.
16383 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16385 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16386 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16387 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16388 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16389 SPARC_RELAXED_ORDERING.
16391 2005-01-03 Richard Henderson <rth@redhat.com>
16392 Uros Bizjak <uros@kss-loka.si>
16395 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16396 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16397 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16399 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16400 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16401 const_pow2_1_to_128_operand): New predicates.
16403 2005-01-02 Greg McGary <greg@mcgary.org>
16405 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16407 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16408 object. [ptr_type]: Remove unused variable.
16409 Remember nearest addressable array-element or record-component
16410 when checking bitfield components. Tolerate empty BIND_EXPR.
16412 2005-01-01 Richard Henderson <rth@redhat.com>
16414 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16415 that don't narrow the value. Fail for other conversions.
16417 2005-01-01 Richard Henderson <rth@redhat.com>
16420 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16421 * c-lang.c (finish_file): Don't do it here.
16422 * objc/objc-act.c (objc_finish_file): Likewise.
16424 * cgraph.c (decl_assembler_name_equal): New.
16425 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16426 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16427 * cgraph.h (struct cgraph_varpool_node): Add next.
16428 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16429 * varasm.c (assemble_alias): Mark the target as needed.
16431 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
16433 PR middle-end/19221
16434 * function.c (get_arg_pointer_save_area): Use entry_of_function
16435 instead of get_insns.
16437 2005-01-01 Roger Sayle <roger@eyesopen.com>
16438 Andrew Pinski <pinskia@physics.uc.edu>
16439 James E. Wilson <wilson@specifixinc.com>
16441 PR rtl-optimization/12092
16442 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16445 2005-01-01 Roger Sayle <roger@eyesopen.com>
16446 Olivier Hainque <hainque@act-europe.fr>
16448 * tree.c (int_fits_type_p): A narrower type always fits in a
16449 wider one, except for negative values into unsigned types.
16451 2005-01-01 Roger Sayle <roger@eyesopen.com>
16453 * tree.c (int_fits_type_p): Compare the result of force_fit_type
16454 with the original constant rather than require TREE_OVERFLOW.
16456 2005-01-01 Steven Bosscher <stevenb@suse.de>
16458 PR middle-end/17544
16459 * c-decl.c (finish_function): If compiling C99, annotate the
16460 compiler generated return with the current file name and line 0.
16461 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16462 the source line is greater than 0.
16463 (remove_bb): Likewise.