1 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4 (MINGW_ENABLE_EXECUTE_STACK): New.
5 (IN_LIBGCC2): For libgcc include windows.h file for
8 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
11 and tem2 if tem1 is not a REG or MULT.
13 2008-04-08 Jan Hubicka <jh@suse.cz>
15 * function.h (incomming_args): Break out of struct function.
16 (function_subsections): Break out of struct function.
17 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18 return_rtx and hard_reg_initial_vals from struct function.
19 Kill inl_max_label_num.
20 (current_function_pops_args, current_function_args_info,
21 current_function_args_size, current_function_args_size,
22 current_function_pretend_args_size,
23 current_function_outgoing_args_size,
24 current_function_internal_arg_pointer, current_function_return_rtx):
25 Kill compatibility accestor macros.
26 * builtins.c (expand_builtin_apply_args_1): Update.
27 (expand_builtin_next_arg): Update.
28 * df-scan.c (df_get_call_refs): Update.
29 * dbxout.c (dbxout_function_end): Update.
30 * dwarf2out.c (dwarf2out_switch_text_section): Update.
31 (output_line_info): Update.
32 (secname_for_decl): Update.
33 (dwarf2out_var_location): Update.
34 * function.c (free_after_compilation): Update.
35 (assign_parm_find_stack_rtl): Update.
36 (assign_parms): Update.
37 (expand_dummy_function_end): Update.
38 (expand_function_end): Update.
39 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
40 (expand_call): Update.
41 (emit_library_call_value_1): Update.
42 (store_one_arg): Update.
43 * varasm.c (initialize_cold_section_name): Update.
44 (unlikely_text_section): Update.
45 (unlikely_text_section_p): Update.
46 (assemble_start_function): Update.
47 (assemble_end_function): Update.
48 (default_section_type_flags): Update.
49 (switch_to_section): Update.
50 * integrate.c (set_decl_abstract_flags): Update.
51 (get_hard_reg_initial_val): Update.
52 (has_hard_reg_initial_val): Update.
53 (allocate_initial_values): Update.
54 * resource.c (init_resource_info): Update.
55 * config/alpha/alpha.c (NUM_ARGS): Update.
56 (direct_return): Update.
57 (alpha_va_start): Update.
58 (alpha_sa_size): Update.
59 (alpha_initial_elimination_offset): Update.
60 (alpha_expand_prologue): Update.
61 (alpha_start_function): Update.
62 (alpha_expand_epilogue): Update.
63 (unicosmk_initial_elimination_offset):
64 * config/alpha/alpha.md (call expander): Update.
65 * config/s390/s390.c (s390_register_info): Update.
66 (s390_register_info): Update.
67 (s390_frame_info): Update.
68 (s390_initial_elimination_offset): Update.
69 (s390_build_builtin_va_list): Update.
70 (s390_va_start): Update.
71 * config/spu/spu.c (direct_return): Update.
72 (spu_expand_prologue): Update.
73 (spu_initial_elimination_offset): Update.
74 (spu_build_builtin_va_list): Update.
75 (spu_va_start): Update.
76 * config/sparc/sparc.c (sparc_init_modes): Update.
77 (sparc_compute_frame_size): Update.
78 (function_value): Update.
79 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
80 * config/i386/i386.md (return expander): Update.
81 * config/i386/i386.c (ix86_va_start): Update.
82 (ix86_can_use_return_insn_p): Update.
83 (ix86_compute_frame_layout): Update.
84 (ix86_expand_epilogue): Update.
85 * config/sh/sh.c (output_stack_adjust): Update.
86 (calc_live_regs): Update.
87 (sh_expand_prologue): Update.
88 (sh_builtin_saveregs): Update.
89 (sh_va_start): Update.
90 (initial_elimination_offset): Update.
91 (sh_allocate_initial_value): Update.
92 (sh_function_ok_for_sibcall): Update.
93 (sh_get_pr_initial_val): Update.
94 * config/sh/sh.md (return expander): Update.
95 * config/avr/avr.c (frame_pointer_required_p): UPdate.
96 * config/crx/crx.c (crx_compute_frame): UPdate.
97 (crx_initial_elimination_offset): UPdate.
98 * config/xtensa/xtensa.c (compute_frame_size): Update
99 (xtensa_builtin_saveregs): Update.
100 (xtensa_va_start): Update.
101 (order_regs_for_local_alloc): Update.
102 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
103 (xstormy16_expand_builtin_va_start): Update.
104 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
105 * config/m68hc11/m68hc11.md (return expanders): Update.
106 * config/m68hc11/m68hc11.c (expand_prologue): Update.
107 (expand_epilogue): Update.
108 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
109 (cris_simple_epilogue): Update.
110 (cris_expand_prologue): Update.
111 (cris_expand_epilogue): Update.
112 * config/iq2000/iq2000.c (iq2000_va_start): Update.
113 (compute_frame_size): Update.
114 * config/mt/mt.c (mt_compute_frame_size): Update.
115 * config/mn10300/mn10300.c (expand_prologue): Update.
116 (expand_epilogue): Update.
117 (initial_offset): Update.
118 (mn10300_builtin_saveregs):
119 * config/mn10300/mn10300.md (return expander): Update.
120 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
121 (ia64_initial_elimination_offset): Update.
122 (ia64_initial_elimination_offset): Update.
123 (ia64_expand_prologue): Update.
124 * config/m68k/m68k.md (return expander): Update.
125 * config/rs6000/rs6000.c (rs6000_va_start): Update.
126 (rs6000_stack_info): Update.
127 * config/mcore/mcore.c (layout_mcore_frame): Update.
128 (mcore_expand_prolog): Update.
129 * config/arc/arc.c (arc_compute_frame_size): Update.
130 * config/score/score3.c (score3_compute_frame_size): Update.
131 * config/score/score7.c (score7_compute_frame_size): Update.
132 * config/arm/arm.c (use_return_insn): Update.
133 (thumb_find_work_register): Update.
134 (arm_compute_save_reg_mask): Update.
135 (arm_output_function_prologue): Update.
136 (arm_output_epilogue): Update.
137 (arm_size_return_regs): Update.
138 (arm_get_frame_offsets): Update.
139 (arm_expand_prologue): Update.
140 (thumb_exit): Update.
141 (thumb_unexpanded_epilogue): Update.
142 (thumb1_output_function_prologue): Update.
143 * config/pa/pa.md (return expander): Update.
144 * config/pa/pa.c (compute_frame_size): Update.
145 (hppa_builtin_saveregs): Update.
146 * config/mips/mips.c (mips_va_start): Update.
147 (mips16_build_function_stub): Update.
148 (mips_compute_frame_info): Update.
149 (mips_restore_gp): Update.
150 (mips_output_function_prologue): Update.
151 (mips_expand_prologue): Update.
152 * config/v850/v850.c (compute_frame_size): Update.
153 (expand_prologue): * config/mmix/mmix.c (along): update.
154 (mmix_initial_elimination_offset): update.
155 (mmix_reorg): update.
156 (mmix_use_simple_return): update.
157 (mmix_expand_prologue): update.
158 (mmix_expand_epilogue): Update.
159 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
160 (emit_link_insn): Update.
162 2008-04-08 Anatoly Sokolov <aesok@post.ru>
164 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
165 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
167 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
170 2008-04-07 Jan Hubicka <jh@suse.cz>
172 * function.h (rtl): Rename to x_rtl.
174 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
175 frame_offset, stack_check_probe_note, arg_pointer_save_area,
176 used_temp_slots avail_temp_slots, temp_slot_level,
177 nonlocal_goto_handler_labels): Update accesstors.
178 (rtl): New global variable.
179 (struct function): Move some fileds to rtl_data.
180 (get_arg_pointer_save_area): Update prototype.
181 * builtins.c (expand_builtin_setjmp_receiver): Update call of
182 get_arg_pointer_save_area.
183 * expr.c (init_expr): Update
184 * function.c (get_frame_size): Update
185 (assign_stack_local): Update
186 (expand_function_end): Update.
187 (get_art_pointer_save_area): Update
189 * emit-rtl.c (rtl): Declare.
190 (regno_reg_rtx): Declare.
191 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
193 (gen_reg_rtx): Update.
194 * varasm.c (n_deferred_constatns): Update accestor.
195 (init_varasm_status): Do not allocate varasm_status.
196 (force_const_mem, get_pool_size, output_constant_pool): Update.
197 * stmt.c (force_label_rtx): Do not use x_ prefixes.
198 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
199 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
200 * sparc/sparc.h (INIT_EXPANDERS): Update.
201 * ia64/ia64.h (INIT_EXPANDERS): Update.
203 2008-04-07 James E. Wilson <wilson@tuliptree.org>
205 * reload.c (push_secondary_reload): Add missing break to for loop.
207 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
209 PR middle-end/PR28690
210 * rtlanal.c: Update copyright years.
211 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
212 as REG_POINTER and MEM_POINTER operands.
213 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
214 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
215 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
216 * gcse.c: Update copyright years.
217 (pre_delete): Call gen_reg_rtx_and_attrs.
218 (hoist_code): Likewise.
219 (build_store_vectors): Likewise.
220 (delete_store): Likewise.
221 * loop-invariant.c (move_invariant_reg): Likewise.
222 Update copyright years.
224 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
227 control string instead of quoted.
229 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
231 * doc/rtl.texi: Rewrite of subreg section.
233 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
236 * config/i386/i386.c (legitimize_pic_address): Add treating
237 of dllimport SYM_REF's.
238 (legitimize_dllimport_symbol): Add prototype.
240 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
242 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
243 reference in constructor with non self-referential type.
245 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
247 Removal of Return with Depressed Stack Pointer support
248 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
249 (ECF_SP_DEPRESSED): Likewise.
250 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
251 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
252 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
253 (expand_call): Do not test ECF_SP_DEPRESSED.
254 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
255 * function.c (keep_stack_depressed): Delete.
256 (handle_epilogue_set): Likewise.
257 (update_epilogue_consts): Likewise.
258 (emit_equiv_load): Likewise.
259 (thread_prologue_and_epilogue_insns): Remove support for Return with
260 Depressed Stack Pointer.
261 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
263 2008-04-06 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/35400
266 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
267 information from SSA_NAMEs.
269 2008-04-06 Anatoly Sokolov <aesok@post.ru>
271 * config/avr/avr.h (avr_mega_p): Remove declaration.
272 (AVR_MEGA): Remove macro.
273 * config/avr/avr.c (avr_mega_p): Remove variable.
274 (avr_override_options): Remove inicializion of avr_mega_p.
275 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
276 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
277 (avr_jump_mode): (Ditto.).
278 (avr_output_progmem_section_asm_op): (Ditto.).
279 (avr_asm_init_sections): (Ditto.).
280 (avr_asm_init_sections): (Ditto.).
281 (avr_rtx_costs): (Ditto.).
282 * config/avr/avr.md: (Ditto.).
283 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
286 2008-04-06 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/35842
289 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
290 is_gimple_invariant_address.
292 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
294 * gcc.c (default_compilers): Sync Fortran extensions list with
295 that in fortran/lang-specs.h.
296 * doc/invoke.texi: Likewise.
297 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
298 * dwarf2out.c (gen_compile_unit_die): Likewise.
300 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
302 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
304 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
308 attribute is used for nested functions.
310 2008-04-05 Jan Hubicka <jh@suse.cz>
312 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
314 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
316 (dump_files): Update.
317 (enable_rtl_dump_file): Do not accept letter argument.
318 * tree-pass.h (dump_file_info): Remove letter argument.
319 * toplev.c (decode_d_option): Update -da handling.
320 * toplev.h (enable_rtl_dump_file): Update prototype.
321 * passes.c (register_one_dump_file): Do not accept IPA argument; work
322 it out based on pass type.
323 (register_dump_files_1): Likewise.
324 (init_optimization_passes): Update register_one_dump_file calls.
325 (execute_one_pass): Sanity check that IPA passes are called at IPA
326 level and RTL passes at RTL level.
327 (execute_pass_list): IPA pass can not be after or subpass of
329 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
330 disallov RTL subpasses of IPA subpasses.
332 2008-04-05 Ben Elliston <bje@au.ibm.com>
334 * tree-cfg.c (need_fake_edge_p): Return false for calls to
335 builtins that return exactly once and do not throw. Cache call to
338 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
340 PR rtl-optimization/34916
342 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
343 between instruction pairs.
345 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
347 * doc/invoke.texi: Document -mbitops for SH.
348 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
349 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
350 * config/sh/sh.c (print_operand): Add %t operand code.
351 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
352 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
353 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
354 (extendqihi2): Likewise.
356 (insv): Use bset, bclr and bst instructions for SH2A if possible.
357 (extv): Use bld instruction for SH2A if possible.
359 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
360 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
361 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
362 (bset.b, bclr.b): Define peepholes.
363 * config/sh/sh.opt (mbitops): New option.
365 2008-04-04 Janis Johnson <janis187@us.ibm.com>
368 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
369 and view convert expression.
371 2008-04-04 Jakub Jelinek <jakub@redhat.com>
374 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
376 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
378 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
380 * config/i386/cpuid.h (bit_AES): New.
381 (bit_PCLMUL): Likewise.
383 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
384 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
385 SSE2 if AES or PCLMUL is enabled.
386 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
387 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
388 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
389 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
390 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
391 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
392 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
393 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
394 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
395 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
396 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
397 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
398 __builtin_ia32_aeskeygenassist128 and
399 __builtin_ia32_pclmulqdq128.
400 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
401 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
402 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
404 * config/i386/i386.h (TARGET_AES): New.
405 (TARGET_PCLMUL): Likewise.
406 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
408 * config/i386/i386.md (UNSPEC_AESENC): New.
409 (UNSPEC_AESENCLAST): Likewise.
410 (UNSPEC_AESDEC): Likewise.
411 (UNSPEC_AESDECLAST): Likewise.
412 (UNSPEC_AESIMC): Likewise.
413 (UNSPEC_AESKEYGENASSIST): Likewise.
414 (UNSPEC_PCLMUL): Likewise.
416 * config/i386/i386.opt (maes): New.
419 * config/i386/sse.md (aesenc): New pattern.
420 (aesenclast): Likewise.
422 (aesdeclast): Likewise.
424 (aeskeygenassist): Likewise.
425 (pclmulqdq): Likewise.
427 * config/i386/wmmintrin.h: New.
429 * doc/extend.texi: Document AES and PCLMUL built-in function.
431 * doc/invoke.texi: Document -maes and -mpclmul.
433 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
435 * function.c (free_after_parsing): Replace with
436 cxx_push_function_context from C++ front-end.
437 (allocate_struct_function): Don't call langhook.
438 * langhooks.h (struct lang_hooks_for_functions): Delete.
439 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
441 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
442 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
443 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
444 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
445 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
446 remove LANG_HOOKS_FUNCTION_INITIALIZER.
447 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
449 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
450 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
452 2008-04-04 Jakub Jelinek <jakub@redhat.com>
455 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
458 2008-04-04 Richard Guenther <rguenther@suse.de>
461 * fold-const.c (optimize_minmax_comparison): Use the correct
462 type for the constant in the simplified comparison.
464 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
466 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
467 Pass L2 size as "--param l2-cache-size" to the compiler.
468 (decode_l2_cache): New function to decode L2 cache parameters using
469 0x8000006 extended cpuid function.
470 (detect_caches_amd): Determine parameters of L2 cache using
471 decode_l2_caches function.
472 (decode_caches_intel): Decode L2 cache parameters.
473 (detect_caches_intel): Determine L2 cache parameters using
474 decode_caches_intel and decode_l2_caches functions.
476 2008-04-03 Bob Wilson <bob.wilson@acm.org>
478 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
479 secondary input reload for subword loads from the constant pool.
481 2008-04-03 Janis Johnson <janis187@us.ibm.com>
484 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
485 constants of the appropriate size for runtime calculations.
488 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
489 decimal-float literal constant zero.
491 2008-04-03 Jakub Jelinek <jakub@redhat.com>
494 * c-parser.c (c_parser_omp_atomic): Call
495 default_function_array_conversion on the RHS.
498 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
499 call is_variable_sized if decl has incomplete type.
501 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
503 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
505 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
507 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
509 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
510 (sgt<u>): Merge sgt and sgtu into new expander.
511 (sgt, sgtu): Remove expanders.
512 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
513 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
514 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
515 *sgtu_<mode>_mips16 into new pattern.
516 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
517 (sge<u>): Merge sge and sgeu into new expander.
518 (sge, sgeu): Remove expanders.
519 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
521 (*sge_<mode>, second *sge_<mode>): Remove patterns.
522 (slt<u>): Merge slt and sltu into new expander.
523 (slt, sltu): Remove expanders.
524 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
525 (*slt_<mode>, *sltu_<mode>): Remove patterns.
526 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
527 *sltu_<mode>_mips16 into new pattern.
528 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
529 (sle<u>): Merge sle and sleu into new expander.
530 (sle, sleu): Remove expanders.
531 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
532 (*sle_<mode>, *sleu_<mode>): Remove patterns.
533 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
534 *sleu_<mode>_mips16 into new pattern.
535 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
537 2008-04-03 Jan Hubicka <jh@suse.cz>
539 PR tree-optimization/35795
540 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
541 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
542 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
543 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
544 * score/score3.c (score3_output_mi_thunk): Likewise.
545 * score/score7.c (score7_output_mi_thunk): Likewise.
546 * mips/mips.c (mips_output_mi_thunk): Likewise.
548 2008-04-03 Richard Guenther <rguenther@suse.de>
550 * tree-vrp.c (extract_range_from_unary_expr): Handle all
551 conversions. Simplify code.
553 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
555 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
557 2008-04-03 Tom Tromey <tromey@redhat.com>
558 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
560 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
561 * config/bfin/t-bfin-linux (generated_files): Add
562 linux-sysroot-suffix.h.
563 * doc/install.texi (Prerequisites): Require make 3.80.
564 * doc/sourcebuild.texi (Front End Directory): Document new
566 * Makefile.in (generated_files): New variable.
567 (ALL_HOST_OBJS): New variable.
568 ($(ALL_HOST_OBJS)): New target.
570 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
572 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
573 (remap_block): Call id->transform_lang_insert_block instead
575 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
576 Set id.transform_lang_insert_block to NULL.
577 (clone_body): Move to cp/optimize.c
578 * tree-inline.h (struct copy_body_data): Change
579 transform_lang_insert_block to function pointer.
580 (copy_generic_body, copy_decl_no_change): Export.
581 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
582 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
583 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
585 * c-tree.h (insert_block): Kill.
586 * c-decl.c (insert_block): Kill.
588 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
590 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
591 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
592 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
594 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
595 argument, call {push,pop}_function_context from here.
596 * c-parser.c: Use c_{push,pop}_function_context.
598 * function.c (push_function_context_to): Move meat ...
599 (push_function_context): ... here. Simplify.
600 * function.c (pop_function_context_from): Move meat ...
601 (pop_function_context): ... here. Simplify.
602 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
604 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
605 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
606 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
607 * tree.h (push_function_context_to, pop_function_context_from): Remove.
609 2008-04-03 Ben Elliston <bje@au.ibm.com>
611 * expmed.c (extract_force_align_mem_bit_field): Remove.
613 2008-04-03 Richard Guenther <rguenther@suse.de>
616 * expr.h (try_casesi): Adjust prototype.
617 * expr.c (try_casesi): Take fallback label as extra parameter.
618 Use that for gen_casesi if default_label is NULL.
619 * stmt.c (expand_case): Pass fallback label to try_casesi,
620 make sure to fill gaps with a fallback label if default_label
623 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
626 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
628 2008-04-03 Ben Elliston <bje@au.ibm.com>
630 * expmed.c (extract_split_bit_field): Remove if (0) code.
631 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
632 (do_ds_constraint): Likewise.
634 2008-04-02 Joseph Myers <joseph@codesourcery.com>
636 * doc/cppopts.texi (-dU): Document.
637 * c-common.h (flag_dump_macros): Update comment.
638 * c-opts.c (handle_OPT_d): Handle -dU.
639 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
640 dump_queued_macros, cb_used_define, cb_used_undef): New.
641 (init_pp_output): Handle -dU.
642 (cb_line_change): Call dump_queued_macros.
643 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
645 2008-04-02 Anatoly Sokolov <aesok@post.ru>
647 * config/avr/predicates.md (io_address_operand): New predicate.
648 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
649 * config/avr/avr.c (avr_io_address_p): Remove function.
650 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
651 'avr_io_address_p' function.
652 (out_movhi_r_mr): (Ditto.).
653 (out_movqi_mr_r): (Ditto.).
654 (out_movhi_mr_r): (Ditto.).
655 (avr_address_cost): (Ditto.).
657 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
660 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
661 in 32bit mode when XMM registers are available to avoid store
663 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
664 corresponding post-reload splitters.
666 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
668 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
669 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
670 __builtin_ia32_roundss.
671 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
672 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
673 __builtin_ia32_roundss.
674 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
675 IX86_BUILTIN_SHUFPD here.
677 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
679 * config/i386/i386.md (plogic): New.
680 (plogicprefix): Likewise.
682 * config/i386/mmx.md (mmx_<code><mode>3): New.
683 (mmx_and<mode>3): Removed.
684 (mmx_ior<mode>3): Likewise.
685 (mmx_xor<mode>3): Likewise.
687 * config/i386/sse.md (<code><mode>3): New.
688 (*<code><mode>3): Likewise.
689 (*<code><mode>3): Likewise.
690 (<code><mode>3): Likewise.
691 (*sse_<code><mode>3): Likewise.
692 (*sse2_<code><mode>3): Likewise.
693 (<code>tf3): Likewise.
694 (*<code>tf3): Likewise.
695 (and<mode>3): Likewise.
696 (*and<mode>3): Likewise.
697 (ior<mode>3): Removed.
698 (*ior<mode>3): Likewise.
699 (xor<mode>3): Likewise.
700 (*xor<mode>3): Likewise.
701 (*and<mode>3): Likewise.
702 (*ior<mode>3): Likewise.
703 (*xor<mode>3): Likewise.
704 (and<mode>3): Likewise.
705 (*sse_and<mode>3): Likewise.
706 (*sse2_and<mode>3): Likewise.
709 (ior<mode>3): Likewise.
710 (*sse_ior<mode>3): Likewise.
711 (*sse2_ior<mode>3): Likewise.
714 (xor<mode>3): Likewise.
715 (*sse_xor<mode>3): Likewise.
716 (*sse2_xor<mode>3): Likewise.
720 2008-04-02 Richard Guenther <rguenther@suse.de>
722 PR tree-optimization/14495
723 PR tree-optimization/34793
724 * tree-vrp.c (struct switch_update): New structure.
725 (to_remove_edges, to_update_switch_stmts): New VECs.
726 (simplify_switch_using_ranges): New function. Remove not taken
727 case labels and edges.
728 (simplify_stmt_using_ranges): Call it.
729 (identify_jump_threads): Mark edges we have queued for removal
730 so we don't thread them.
731 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
733 * tree-cfg.c (group_case_labels): Deal with missing default label.
734 (tree_verify_flow_info): Allow missing default label.
735 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
736 (emit_case_nodes): Likewise.
737 (expand_case): Do not rely on the default label to be present.
738 * expr.c (try_casesi): Deal with NULL default_label.
739 (do_tablejump): Likewise.
741 2008-04-02 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/14495
744 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
746 (vrp_visit_switch_stmt): ... but here (new function).
747 (find_case_label_index): New helper function.
748 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
750 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
752 * fwprop.c: Fix ISO-C99ism.
754 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
757 * Makefile.in (objdir): Set it here.
758 * configure.ac: Not here. Find dynamic linker characteristics.
759 * exec-tool.in: Use them.
760 * aclocal.m4: Regenerate.
761 * configure: Regenerate.
763 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
765 * expr.c (expand_var): Delete it.
766 * expr.h (expand_var): Delete prototype.
767 * function.c (expand_function_start): Use expand_decl instead.
768 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
771 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
773 PR rtl-optimization/35542
774 * fwprop.c (forward_propagate_and_simplify): Replace
775 loc_reg_mentioned_in_p with reg_mentioned_p.
777 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
779 PR rtl-optimization/35281
780 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
781 (propagate_rtx_1): Handle PR_HANDLE_MEM.
782 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
783 (varying_mem_p): Move above propagate_rtx.
784 (all_uses_available_at): Do not check MEMs.
786 2008-04-02 Rafael Espindola <espindola@google.com>
788 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
789 (register_edge_assert_for_2): Split the cond argument.
790 (register_edge_assert_for_1): Adjust for the change in
791 register_edge_assert_for_2.
792 (register_edge_assert_for): Split the cond argument.
793 (find_switch_asserts): Adjust for the change in
794 register_edge_assert_for.
796 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
798 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
799 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
800 offsets for 64-bit mingw.
801 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
802 abi for x86_64-pc-mingw.
804 2008-04-02 Richard Guenther <rguenther@suse.de>
806 * tree-vrp.c (extract_range_from_assert): Make sure to not
807 produce range min/max with TREE_OVERFOW set.
808 If merging a anti-range and a range keep the anti-range if
809 the range covers all values of the type.
810 (register_edge_assert_for_2): Only allow sign-changing
811 conversions in detecting canonical range checks. Also
812 register an assert for the unsigned name if useful.
814 PR tree-optimization/35787
815 * tree-vrp.c (vrp_val_max): New function.
816 (vrp_val_min): Likewise.
817 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
818 (vrp_val_is_min): Likewise.
819 (supports_overflow_infinity): Use vrp_val_{min,max}.
820 (negative_overflow_infinity): Likewise.
821 (positive_overflow_infinity): Likewise.
822 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
823 (is_positive_overflow_infinity): Likewise.
824 (is_overflow_infinity): Likewise.
825 (avoid_overflow_infinity): Use vrp_val_{min,max} and
826 vrp_val_is_{min,max}.
827 (set_and_canonicalize_value_range): Canonicalize anti-ranges
828 to ranges if possible. Avoid empty ranges.
830 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
833 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
834 the expression is a function address.
836 2008-04-01 George Helffrich <george@gcc.gnu.org>
838 PR fortran/PR35154, fortran/PR23057
839 * fortran/trans-common.c (create_common): Add decl to function
840 chain to preserve identifier scope in debug output.
842 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
843 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
844 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
845 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
847 (dbxout_syms): Check for COMMON-based symbol and wrap in
848 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
849 in bracket for efficiency.
851 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
852 using DW_TAG_common_block + member offset.
853 (add_pubname_string): New function.
854 (dw_expand_expr): New function to find block name and offset for
856 (common_check): New function to check whether symbol in Fortran COMMON.
857 (gen_variable_die): If COMMON, use DW_TAG_common_block.
859 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
860 use of common is unchanged.
862 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
863 with all combinations of debug options available on target.
864 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
865 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
866 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
867 .stabs functionality.
868 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
871 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
874 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
876 2008-04-02 Ben Elliston <bje@au.ibm.com>
878 * config/v850/v850.md (casesi): Remove if (0) code.
879 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
880 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
882 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
884 * config/i386/i386.md (rex64suffix): New mode attribute.
885 (floathi<mode>2): Disable expander for SSE math.
886 (*floathi<mode>2_1): New insn insn_and_split pattern.
887 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
888 corresponding post-reload splitters.
889 (*floathi<mode>2_i387): New macroized insn pattern.
890 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
891 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
892 insn_and_split pattern.
893 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
894 New macroized instruction patterns and corresponding post-reload
896 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
897 and corresponding post-reload splitters.
898 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
899 New macroized instruction patterns.
900 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
901 macroized instruction patterns and corresponding post-reload splitters.
902 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
903 corresponding post-reload splitters.
904 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
905 New macroized instruction patterns.
906 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
907 corresponding post-reload splitters.
908 (*floatsi<mode>2_i387): New macroized instruction patterns.
910 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
912 * config/i386/i386.md (smaxmin): New.
914 (maxminiprefix): Likewise.
915 (maxminfprefix): Likewise.
916 (<code><mode>3): Likewise.
917 (smin<mode>3): Removed.
918 (smax<mode>3): Likewise.
920 * config/i386/mmx.md (mmx_<code>v2sf3): New.
921 (mmx_<code>v4hi3): Likewise.
922 (mmx_<code>v8qi3): Likewise.
923 (mmx_smaxv2sf3): Removed.
924 (mmx_sminv2sf3): Likewise.
925 (mmx_umaxv8qi3): Likewise.
926 (mmx_smaxv4hi3): Likewise.
927 (mmx_uminv8qi3): Likewise.
928 (mmx_sminv4hi3): Likewise.
930 * config/i386/sse.md (<addsub><mode>3): New.
931 (*<addsub><mode>3): Likewise.
932 (<sse>_vm<addsub><mode>3): Likewise.
933 (<maxmin><mode>3): Likewise.
934 (*<maxmin><mode>3_finite): Likewise.
935 (*<maxmin><mode>3): Likewise.
936 (<sse>_vm<maxmin><mode>3): Likewise.
937 (sse3_h<addsub>v4sf3): Likewise.
938 (sse3_h<addsub>v2df3): Likewise.
939 (<maxmin>v16qi3): Likewise.
940 (*<maxmin>v16qi3): Likewise.
941 (<maxmin>v8hi3): Likewise.
942 (*<maxmin>v8hi3): Likewise.
943 (*sse4_1_<maxmin><mode>3): Likewise.
944 (*sse4_1_<maxmin><mode>3): Likewise.
945 (add<mode>3): Removed.
946 (*add<mode>3): Likewise.
947 (<sse>_vmadd<mode>3): Likewise.
948 (sub<mode>3): Likewise.
949 (*sub<mode>3): Likewise.
950 (<sse>_vmsub<mode>3): Likewise.
951 (smin<mode>3): Likewise.
952 (*smin<mode>3_finite): Likewise.
953 (*smin<mode>3): Likewise.
954 (<sse>_vmsmin<mode>3): Likewise.
955 (smax<mode>3): Likewise.
956 (*smax<mode>3_finite): Likewise.
957 (*smax<mode>3): Likewise.
958 (<sse>_vmsmax<mode>3): Likewise.
959 (sse3_haddv4sf3): Likewise.
960 (sse3_haddv2df3): Likewise.
961 (sse3_hsubv4sf3): Likewise.
962 (sse3_hsubv2df3): Likewise.
963 (umaxv16qi3): Likewise.
964 (*umaxv16qi3): Likewise.
965 (smaxv8hi3): Likewise.
966 (*smaxv8hi3): Likewise.
967 (*sse4_1_smax<mode>3): Likewise.
968 (*sse4_1_umax<mode>3): Likewise.
969 (uminv16qi3): Likewise.
970 (*uminv16qi3): Likewise.
971 (sminv8hi3): Likewise.
972 (*sminv8hi3): Likewise.
973 (*sse4_1_smin<mode>3): Likewise.
974 (*sse4_1_umin<mode>3): Likewise.
976 2008-04-01 Rafael Espindola <espindola@google.com>
978 * tree-cfg.c (verify_expr): remove in_phi.
979 (verify_stmt): Don't call walk_tree with verify_expr. Use
980 is_gimple_min_invariant instead of is_gimple_val.
982 2008-04-01 Joseph Myers <joseph@codesourcery.com>
984 * doc/include/gpl_v3.texi: Update for manpage generation.
985 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
987 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
988 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
989 gpl_v3.texi instead of gpl.texi.
992 2008-04-01 Jakub Jelinek <jakub@redhat.com>
995 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
997 2008-04-01 Rafael Espindola <espindola@google.com>
999 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1000 (extract_code_and_val_from_cond): Use
1001 extract_code_and_val_from_cond_with_ops.
1003 2008-04-01 Jan Hubicka <jh@suse.cz>
1005 * function.c (free_after_compilation): Free epilogue_delay_list.
1006 (prepare_function_start): Assert that previous compilation was freed.
1008 2008-04-01 Jan Hubicka <jh@suse.cz>
1009 Jim Wilson <wilson@tuliptree.org>
1010 Andreas Tobler <andreast@gcc.gnu.org>
1013 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1014 rtl.emit instead cfun->emit.
1015 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1016 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1018 2008-04-01 Ben Elliston <bje@au.ibm.com>
1020 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1022 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1024 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1026 (fprofile-use): Add var flag_profile_use
1027 * coverage.c (coverage_begin_output): Do not open a gcno file for
1028 output only if -ftest-coverage is set.
1029 Do not add getpwd() to gcda file path.
1030 (build_gcov_info): Check the new flag
1031 flag_profile_datafile_relative_path.
1032 (coverage_init): Use profile_data_prefix.
1033 Read profile counter only if flag_profile_use is set.
1034 * opts.c (common_handle_option): New option fprofile-use=,
1035 fprofile-dir=, fprofile-generate=.
1036 * toplev.c (profile_data_prefix): New variable definition.
1037 * toplev.h (profile_data_prefix): New declaration.
1038 * doc/invoke.tex (Option Summary, Optimization Options):
1041 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1043 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1044 use tmp consistently.
1047 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1048 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1049 UNSPEC_FR_RECIP_APPROX_RES.
1050 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1052 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1055 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1057 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1060 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1061 element of the vector via a pointer.
1063 2008-03-31 Ian Lance Taylor <iant@google.com>
1065 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1067 2008-03-31 Jan Hubicka <jh@suse.cz>
1069 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1070 get_arg_pointer_save_area.
1071 * expr.c (init_expr): Just clear out rtl.expr.
1072 * function.c (free_after_compilation): Clear out whole RTL structure.
1073 (get_func_frame_size): Merge into ...
1074 (get_frame_size): ... this one.
1075 (assign_stack_local_1): Merge into ...
1076 (assign_stack_local): ... this one.
1077 (expand_function_end): Update call of get_arg_pointer_save_area.
1078 (get_art_pointer_save_area): Remove cfun argument.
1079 * function.h (emit_status): regno_pointer_align does not need length
1080 attribute. Move x_regno_reg_rtx to ...
1081 (regno_reg_rtx): ... new global array.
1082 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1083 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1084 apply_args_value, forced_labels, stack_pointer_delta):
1086 (struct varasm_status): Move here from varasm.c
1087 (struct rtl_data): New. Move here some fields from struct function.
1088 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1089 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1090 used_temp_slots avail_temp_slots, temp_slot_level,
1091 nonlocal_goto_handler_labels): Update accesstors.
1092 (rtl): New global variable.
1093 (struct function): Move some fileds to rtl_data.
1094 (get_arg_pointer_save_area): Update prototype.
1095 * emit-rtl.c (rtl): Declare.
1096 (regno_reg_rtx): Declare.
1097 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1099 (gen_reg_rtx): Update.
1100 (init_virtual_regs): Do not tate emit_status argument.
1101 (init_emit): Do not allocate emit.
1102 * varasm.c (varasm_statuc): Move to function.h.
1103 (n_deferred_constatns): Update accestor.
1104 (init_varasm_status): Do not allocate varasm_status.
1105 (force_const_mem, get_pool_size, output_constant_pool): Update.
1106 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1107 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1109 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1111 PR rtl-optimization/35729
1112 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1115 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1118 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1119 load/store if memory is unaligned.
1120 (*movti_rex64): Likewise.
1122 * config/i386/predicates.md (misaligned_operand): New.
1124 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1127 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1130 2008-03-31 Jan Beulich <jbeulich@novell.com>
1132 * config/ia64/constraints.md: Add 'j' constraint.
1133 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1134 (movdi_internal): Likewise.
1136 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1139 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1141 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1145 proper error message for the third argument on blendpd and
1148 * config/i386/sse.md (blendbits): New.
1149 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1151 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1153 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1155 2008-03-30 Richard Guenther <rguenther@suse.de>
1158 * fold-const.c (fold_sign_changed_comparison): Do leave
1159 conversions to base-types alone.
1161 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1163 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1164 the link register if one altivec register is be saved.
1166 2008-03-30 Ben Elliston <bje@au.ibm.com>
1168 * final.c (final_scan_insn): Remove if (0) code.
1170 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1172 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1174 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1176 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1177 of V4SFmode to ix86_binary_operator_ok.
1179 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/i386.c (override_options): Initialize
1182 ix86_veclib_handler to ix86_veclibabi_svml when
1183 -mveclibabi=svml is used.
1184 (ix86_veclibabi_svml): New function for SVML ABI style
1185 vectorization support.
1186 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1188 2008-03-28 Rafael Espindola <espindola@google.com>
1190 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1191 (tree_binary_nonnegative_warnv_p): Make it public.
1192 (tree_single_nonnegative_warnv_p): Make it public.
1193 (tree_invalid_nonnegative_warnv_p): Make it public.
1194 (tree_unary_nonzero_warnv_p): Make it public.
1195 (tree_binary_nonzero_warnv_p): Make it public
1196 (tree_single_nonzero_warnv_p): Make it public.
1197 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1198 (extract_range_from_binary_expr): Split the expr argument.
1199 (extract_range_from_unary_expr): Split the expr argument.
1200 (extract_range_from_comparison): Split the expr argument.
1201 (extract_range_from_expr): Use the new aux functions.
1202 (vrp_evaluate_conditional_warnv): Use
1203 vrp_evaluate_conditional_warnv_with_ops.
1204 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1205 (tree_binary_nonzero_warnv_p): Declare.
1206 (tree_single_nonzero_warnv_p): Declare.
1207 (tree_expr_nonzero_warnv_p): Declare.
1208 (tree_unary_nonnegative_warnv_p): Declare.
1209 (tree_binary_nonnegative_warnv_p): Declare.
1210 (tree_single_nonnegative_warnv_p): Declare.
1211 (tree_invalid_nonnegative_warnv_p): Declare.
1213 2008-03-28 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/30317
1216 PR tree-optimization/30911
1217 PR tree-optimization/34793
1218 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1219 (struct assert_locus_d): New member EXPR.
1220 (register_new_assert_for): Add EXPR parameter to support
1221 ASSERT_EXPR <name, expr OP limit>.
1222 (register_edge_assert_for_1): Adjust callers.
1223 (find_assert_locations): Likewise.
1224 (process_assert_insertions_for): Build condition from expression.
1225 (extract_range_from_assert): Handle ASSERT_EXPRs
1226 of the form ASSERT_EXPR <name, expr OP limit>.
1227 (register_edge_assert_for_2): New helper registering
1228 asserts for comparisons. Recognize range tests of the form
1229 (unsigned)i - CST1 OP CST2.
1230 (register_edge_assert_for_1): Use it.
1231 (register_edge_assert_for): Likewise.
1232 (needs_overflow_infinity): Integer sub-types
1233 do not need overflow infinities.
1234 (vrp_val_is_max): The extreme values of integer sub-types
1235 are those of the base type.
1236 (vrp_val_is_min): Likewise.
1237 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1240 2008-03-28 Nick Clifton <nickc@redhat.com>
1242 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1243 Return GENERAL_REGS for stack adjustment reloads.
1245 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1248 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1249 const_vector when all the vectors are constant.
1251 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1253 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1255 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1256 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1258 (s<code>_sf): Use new scc_sf attribute for opcode names.
1260 2008-03-27 Tom Tromey <tromey@redhat.com>
1262 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1263 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1264 config/spu/t-spu-elf, config/i386/t-interix,
1265 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1266 config/i386/x-darwin, config/i386/x-mingw32,
1267 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1268 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1269 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1270 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1271 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1272 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1273 config/score/t-score-elf, config/arm/t-strongarm-pe,
1274 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1275 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1276 Revert automatic dependency patch.
1278 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1281 * config/i386/i386.c (ix86_function_arg_boundary): Align
1282 decimal floating point to its natural boundary.
1284 2008-03-27 Richard Guenther <rguenther@suse.de>
1287 * fold-const.c (fold_comparison): Restrict distinct decl
1288 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1289 solely rely on operand_equal_p.
1291 2008-03-27 Richard Guenther <rguenther@suse.de>
1294 * c-common.c (handle_weak_attribute): Reject combination of
1297 2008-03-27 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/32810
1300 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1301 conversions from DECL_INITIAL.
1302 (fold_const_aggregate_ref): Likewise from constructor elements.
1304 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1306 * tree-affine.h (aff_combination_expand): Declare.
1307 (get_inner_reference_aff): Likewise.
1308 * tree-affine.c (aff_combination_expand): Split out from
1309 tree_to_aff_combination_expand.
1310 (get_inner_reference_aff): New function.
1311 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1312 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1313 (struct lim_aux_data): sm_done field removed.
1314 (mem_ref_loc_p, mem_ref_locs_p): New types.
1315 (struct mem_ref): Added id, stored, accesses_in_loop,
1316 indep_loop, dep_loop, indep_ref, dep_ref fields.
1317 Removed is_stored, locs and next fields.
1318 (memory_accesses): New variable.
1319 (movement_possibility): Do not allow moving statements
1320 that store to memory.
1321 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1323 (determine_max_movement): For statements with memory references,
1324 find the outermost loop in that the reference is independent.
1325 (move_computations_stmt): Mark the virtual operands for renaming.
1326 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1327 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1328 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1329 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1330 create_vop_ref_mapping, analyze_memory_references,
1331 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1332 get_all_locs_in_loop, ref_always_accessed_p,
1333 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1334 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1335 store_motion_loop, store_motion): New functions.
1336 (struct vop_to_refs_elt): New type.
1337 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1338 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1339 (schedule_sm): Replaced by...
1340 (execute_sm): ... this.
1341 (determine_lsm_ref, hoist_memory_references,
1342 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1343 find_more_ref_vops, free_mem_ref, free_mem_refs,
1344 determine_lsm_loop, determine_lsm): Removed.
1345 (tree_ssa_lim_finalize): Free data structures used by store motion.
1346 (tree_ssa_lim): Call analyze_memory_references. Use
1347 store_motion instead of determine_lsm.
1349 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1351 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1352 rename tmake_file to m68hc11/t-m68hc11.
1353 (mcore): Set inhibit_libc to true.
1354 * config.host (alpha*-dec-*vms*): Set extra_programs.
1355 (interix3*): Don't use host_xmake_file.
1356 * configure.ac: Let config.gcc override inhibit_libc.
1357 * configure: Regenerate.
1359 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1360 * config/t-openbsd-thread: Remove commented out lines.
1362 * config/x-interix: Remove.
1364 * config/m68hc11/t-m68hc11-gas: Rename to...
1365 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1367 * config/mcore/t-mcore: Remove T_CFLAGS.
1368 * config/mcore/t-mcore-pe: Likewise.
1370 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1372 * configure.ac: Replace custom __GNU_SOURCE test with
1373 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1374 * aclocal.m4: Regenerate.
1375 * configure: Regenerate.
1376 * config.in: Regenerate.
1378 2008-03-27 Richard Guenther <rguenther@suse.de>
1380 * fold-const.c (target.h): Include.
1381 (fold_comparison): Fold comparison of addresses of decls
1382 that bind locally or of constants. Consolidate address folding code.
1383 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1384 results from fold_binary_to_constant.
1385 (compare_values_warnv): Likewise.
1387 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1390 * fold-const.c (fold_truthop): Check for integeral types when folding
1391 a == 0 && b == 0 and a != 0 || b != 0 .
1393 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1395 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1397 2008-03-26 Andreas Schwab <schwab@suse.de>
1399 * doc/invoke.texi: Fix use of @item vs. @itemx.
1401 2008-03-26 Tom Tromey <tromey@redhat.com>
1403 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1404 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1405 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1406 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1407 build/genconstants.o, build/genemit.o, build/genextract.o,
1408 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1409 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1412 2008-03-26 Richard Guenther <rguenther@suse.de>
1415 2008-03-26 Richard Guenther <rguenther@suse.de>
1417 * fold-const.c (target.h): Include.
1418 (fold_comparison): Fold comparison of addresses of two decls
1419 that bind locally. Consolidate address folding code.
1421 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1423 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1424 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1425 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1426 dconstsqrt2, dconstthird, dconste and/or dconst10.
1427 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1428 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1429 dconstsqrt2, dconste): Delete.
1430 (init_emit_once): Likewise. Simplify initializing dconstm1.
1432 * real.c (get_real_const): New.
1433 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1434 dconstsqrt2, dconste): Delete.
1435 (real_value_const, get_real_const): New.
1437 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1439 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1441 * config/i386/i386.c (ix86_function_arg_boundary): Check
1442 BIGGEST_ALIGNMENT instead of 128.
1443 (setup_incoming_varargs_64): Likewise.
1445 2008-03-26 Tom Tromey <tromey@redhat.com>
1447 * Makefile.in (DEPFILES): Add missing '/'.
1449 2008-03-26 Richard Guenther <rguenther@suse.de>
1451 * fold-const.c (target.h): Include.
1452 (fold_comparison): Fold comparison of addresses of two decls
1453 that bind locally. Consolidate address folding code.
1455 2008-03-26 Nick Clifton <nickc@redhat.com>
1458 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1459 not allow INT+INT as a legitimate addressing mode.
1461 2008-03-26 Richard Guenther <rguenther@suse.de>
1463 * tree-flow.h (widen_bitfield): Remove declaration.
1464 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1465 (widen_bitfield): Remove function.
1466 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1469 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1472 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1475 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1477 PR rtl-optimization/35232
1478 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1479 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1480 reg_reloaded_call_part_clobbered here.
1481 (reload_regs_reach_end_p): New function.
1482 (reload_reg_rtx_for_input): New variable.
1483 (reload_reg_rtx_for_output): Likewise.
1484 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1485 when reassigning a pseudo register. Load reloadreg from
1486 reload_reg_rtx_for_input, moving the mode and register
1488 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1489 instead of the original when deciding whether an input reload
1490 would be a no-op or whether an output reload can be deleted.
1491 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1492 when setting up new_spill_reg_store. Load it from
1493 reload_reg_rtx_for_output, moving the mode and register
1495 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1496 instead of the original when deciding whether an output reload
1497 would be a no-op. Do the same when modifying insn notes.
1498 Use rtx_equal_p instead of == to compare the registers.
1499 (inherit_piecemeal_p): Take a mode and two register numbers
1501 (emit_reload_insns): Clear new_spill_reg_store for every hard
1502 register in the reload register. Remove spill registers
1503 from reg_reloaded_valid before considering whether to record
1504 inheritance information for them. Use reload_reg_rtx_for_output
1505 instead of reg_rtx when recording output reloads. Use
1506 reload_reg_rtx_for_input instead of reg_rtx when recording
1507 input reloads. Set or clear reg_reloaded_call_part_clobbered
1508 at the same time as setting reg_reloaded_valid.
1509 (delete_output_reload): Add a new_reload_reg parameter and use it
1510 instead of rld[j].reg_rtx.
1511 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1514 2008-03-25 Tom Tromey <tromey@redhat.com>
1516 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1517 (build/genattr.o): Likewise.
1518 (build/genattrtab.o): Likewise.
1519 (build/gencodes.o): Likewise.
1520 (build/genconfig.o): Likewise.
1521 (build/genconstants.o): Likewise.
1522 (build/genemit.o): Likewise.
1523 (build/genextract.o): Likewise.
1524 (build/genflags.o): Likewise.
1526 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1528 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1529 instead of size_int for integer types.
1530 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1531 to match type of MINUS_EXPR.
1533 2008-03-25 Tom Tromey <tromey@redhat.com>
1535 * configure: Rebuilt.
1536 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1539 2008-03-25 Tom Tromey <tromey@redhat.com>
1541 * config/x-solaris (host-solaris.o): Update.
1542 * config/x-linux (host-linux.o): Update.
1543 * config/x-hpux (host-hpux.o): Update.
1544 * config/x-darwin (host-darwin.o): Update.
1545 * config/v850/t-v850e (v850-c.o): Update.
1546 * config/v850/t-v850 (v850-c.o): Update.
1547 * config/t-vxworks (vxworks.o): Update.
1548 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1549 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1550 * config/spu/t-spu-elf (spu-c.o): Update.
1552 * config/sh/t-symbian (sh-c.o): Update.
1553 (symbian.o): Update.
1554 * config/sh/t-sh (sh-c.o): Update.
1555 * config/score/t-score-elf (score7.o, score3.o): Update.
1556 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1557 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1558 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1559 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1561 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1562 * config/m32c/t-m32c (m32c-pragma.o): Update.
1563 * config/ia64/t-ia64 (ia64-c.o): Update.
1564 * config/i386/x-mingw32 (host-mingw32.o): Update.
1565 * config/i386/x-i386 (driver-i386.o): Update.
1566 * config/i386/x-darwin (host-i386-darwin.o): Update.
1567 * config/i386/x-cygwin (host-cygwin.o): Update.
1568 * config/i386/t-nwld (nwld.o): Update.
1569 * config/i386/t-netware (netware.o): Update.
1570 * config/i386/t-interix (winnt.o): Update.
1571 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1572 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1573 msformat-c.o): Update.
1574 * config/bfin/t-bfin-linux (generated_files): Add
1575 linux-sysroot-suffix.h.
1576 * config/arm/t-wince-pe (pe.o): Update.
1577 * config/arm/t-strongarm-pe (pe.o): Update.
1578 * config/arm/t-pe (pe.o): Update.
1579 * config/arm/t-arm (arm-c.o): Update.
1580 * doc/install.texi (Prerequisites): Require make 3.80.
1581 * Makefile.in: Remove .o targets.
1582 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1583 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1584 (simple_generated_h, simple_generated_c): Move earlier.
1585 (generated_files): New variable.
1586 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1587 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1588 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1589 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1590 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1591 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1592 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1593 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1594 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1595 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1596 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1597 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1599 (COMPILE.base, COMPILE): New variables.
1600 (%.o): New pattern rule.
1601 (ALL_HOST_OBJS): New variable.
1602 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1603 (dummy-checksum.o, cc1-checksum.o): Remove.
1604 (DRIVER_SHLIB): New variable.
1605 (DRIVER_DEFINES): Use it.
1606 (gencondmd.c): Move out of build/.
1607 (s-conditions): Update.
1608 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1609 (ALL_BUILD_OBJS): Likewise.
1610 (build/%.o): Use BUILDCOMPILE.
1611 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1612 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1613 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1614 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1615 build/genconfig.o, build/genconstants.o, build/genemit.o,
1616 build/genextract.o, build/genflags.o, build/genmddeps.o,
1617 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1618 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1619 build/gen-protos.o, build/scan.o, build/fix-header.o,
1620 build/scan-decls.o): Simplify.
1621 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1622 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1623 prefix.o, toplev.o): Reduce to variable setting.
1624 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1625 ($(out_object_file), gcc-options.o): New targets.
1626 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1627 * configure: Rebuilt.
1628 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1629 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1631 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1633 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1634 complain when we hit an error, return ERROR_MARK_NODE.
1636 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1638 * config/sh/constraints.md (Pso, Psz): New constraints.
1639 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1640 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1642 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1644 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1645 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1647 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1649 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1650 (prefetch_sh2a): New.
1652 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1653 Naveen.H.S <naveen.hs@kpitcummins.com>
1655 * config/sh/constraints.md (I28): New constraint.
1656 * config/sh/sh.c (broken_move): Add support for movi20s.
1657 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1659 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1660 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1661 Naveen.H.S <naveen.hs@kpitcummins.com>
1663 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1664 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1665 (print_operand): Handle resbank in %@ operand code.
1666 (sh_encode_section_info): New.
1667 (push_regs): Add conditions for resbank.
1668 (sh_expand_epilogue): Likewise.
1669 (sh_insert_attributes): Likewise.
1670 (sh_attribute_table): Likewise.
1671 (sh_handle_resbank_handler_attribute): New.
1672 (sh2a_handle_function_vector_handler_attribute): New.
1673 (sh2a_is_function_vector_call): New.
1674 (sh2a_get_function_vector_number): New.
1675 (sh2a_function_vector_p): New.
1676 (sh_cfun_resbank_handler_p): New.
1677 * config/sh/sh.md (calli): Emit jsr/n if possible.
1678 (calli_tbr_rel): New.
1679 (calli_pcrel): Emit jsr/n if possible.
1680 (return_i): Emit rts/n if possible.
1681 (call_valuei_tbr_rel): New.
1682 (call_valuei_pcrel): Add condition for SH2A target.
1683 (call_value): Likewise.
1684 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1685 (sh2a_get_function_vector_number): Likewise.
1686 (sh2a_is_function_vector_call): Likewise.
1687 * doc/extend.texi: Document TBR relative addressing of SH2A.
1688 (resbank): Add description for SH2A.
1690 2008-03-24 Richard Guenther <rguenther@suse.de>
1693 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1694 pointer assignments change conversions according to middle-end rules.
1695 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1696 * configure.ac: Include type checking in yes.
1697 * configure: Regenerate.
1699 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1701 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1702 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1704 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1706 * gthr-vxworks.h (UNUSED): Define.
1708 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1710 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1712 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1714 * doc/extend.texi (Function Attributes): Add missing comma in the
1715 example of the "alloc_size" attribute.
1717 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1720 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1722 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1725 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1728 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1729 of the underlying type of a MS bitfield layout to the natural
1730 alignment of the type.
1732 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1734 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1735 to their natural alignment to avoid store forwarding stalls.
1737 2008-03-22 Richard Guenther <rguenther@suse.de>
1739 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1740 For PHI nodes verify the address is invariant.
1741 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1742 (get_symbol_constant_value): Use is_gimple_min_invariant.
1743 (maybe_fold_stmt_indirect): Likewise.
1745 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1747 PR rtl-optimization/33927
1748 * Makefile.in (dse.o): Depend on $(TM_P_H).
1749 * expr.h (extract_low_bits): Declare.
1750 * expmed.c (extract_low_bits): New function.
1751 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1752 * dse.c: Include tm_p.h.
1753 (find_shift_sequence): Remove the read_reg argument and return the
1754 read value. Emit the instructions instead of returning them.
1755 Iterate on new_mode rather than calculating it each time.
1756 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1757 source to NEW_MODE and extract_low_bits to convert the shifted
1759 (replace_read): Allow the load and store to have different mode
1760 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1761 or extraction instructions before trying the replacement. Update
1762 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1764 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1767 to their natural alignment to avoid store forwarding stalls.
1769 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1772 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1773 encouraging but not allowing gprs for input;
1774 change the input constraint to !f#r.
1775 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1777 change the output constraint to !f#r.
1779 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1782 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1783 corresponding post-reload splitters.
1784 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1785 when x87 FP math is selected.
1786 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1787 New function prototype.
1788 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1789 unreachable function to ease macroization of insn patterns.
1791 2008-03-21 Martin Jambor <mjambor@suse.cz>
1793 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1794 reference dumps if ddr is NULL or dependence is unknown.
1796 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1798 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1799 unsigned extension into account.
1800 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1801 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1802 Do computations on a scratch register.
1804 2008-03-21 Richard Guenther <rguenther@suse.de>
1806 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1807 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1808 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1809 * tree-ssa-dom.c (record_equality): Likewise.
1810 * tree-inline.c (copy_body_r): Likewise.
1811 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1814 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1816 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1817 as 'delete_unused' argument.
1819 2008-03-20 Richard Guenther <rguenther@suse.de>
1821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1822 special casing of constant qualifiers.
1823 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1824 care about them in general.
1825 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1826 regardless of their type.
1827 (fold_stmt_r): Forcefully fold *& if we end up with that.
1829 2008-03-20 Paul Brook <paul@codesourcery.com>
1831 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1832 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1834 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1836 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1837 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1839 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1841 * common.opt (Wmudflap): New option.
1842 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1843 (mx_register_decls): Likewise.
1844 (mudflap_finish_file): Likewise.
1845 * doc/invoke.texi: Document -Wno-mudflap.
1847 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1849 * c-format.c (replace_format_name_to_system_name): New.
1851 (convert_format_name_to_system_name): New.
1852 (decode_format_attr): Add use of convert_format_name_to_system_name.
1853 (format_types_orig): Add gnu_ prefix to names.
1854 (check_format_info_main): Special treating of \0 escaped names for
1855 supporting multi-character format specifiers as I32, I64.
1856 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1857 (gnu_target_overrides_format_attributes): New.
1858 * c-format.h: Add structure target_ovr_attr to hold
1859 system specific formatter names.
1860 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1861 msformat-c.o file to c_target_objs and cxx_target_objs.
1862 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1863 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1864 (TARGET_N_FORMAT_TYPES): New.
1865 * config/i386/msformat-c.c: New.
1866 * config/i386/t-cygming: Add build rule for msformat-c.o.
1867 * doc/extend.texi: Add new format names gnu_* and ms_* and
1869 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1871 2008-03-20 Ira Rosen <irar@il.ibm.com>
1873 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1874 optimizations turned on under -O3.
1875 (ftree-vectorize): Add that the flag is turned on with -O3.
1877 2008-03-20 Ben Elliston <bje@au.ibm.com>
1879 * regmove.c (try_auto_increment): Fix spelling error in comment.
1880 * final.c (final_scan_insn): Likewise.
1882 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1885 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1886 allocator preferences for "y" and "r" class registers.
1887 ("*mov<mode>_internal"): Ditto.
1888 ("*movv2sf_internal_rex64"): Ditto.
1889 ("*movv2sf_internal"): Ditto.
1891 2008-03-19 Michael Matz <matz@suse.de>
1894 * calls.c (expand_call): Check overlap of arguments with call
1895 address for sibcalls.
1897 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1900 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1901 of the underlying type of a MS bitfield layout to the natural
1902 alignment of the type.
1904 2008-03-19 Jan Hubicka <jh@suse.cz>
1907 * toplev.c (decode_d_option): Handle all CPP flags.
1908 * tree-vrp.c: Update tree_pass descriptors.
1909 * regrename.c: Update tree_pass descriptors.
1910 * fwprop.c: Update tree_pass descriptors.
1911 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1912 * tree-into-ssa.c: Update tree_pass descriptors.
1913 * tree-dump.c: Update tree_pass descriptors.
1914 * tree-complex.c: Update tree_pass descriptors.
1915 * tree-dump.h: Update tree_pass descriptors.
1916 * see.c: Update tree_pass descriptors.
1917 * cgraphbuild.c: Update tree_pass descriptors.
1918 * tracer.c: Update tree_pass descriptors.
1919 * tree-loop-distribution.c: Update tree_pass descriptors.
1920 * cgraph.c: Update tree_pass descriptors.
1921 * postreload-gcse.c: Update tree_pass descriptors.
1922 * postreload.c: Update tree_pass descriptors.
1923 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1924 * tree-tailcall.c: Update tree_pass descriptors.
1925 * tree-pass.h (tree_opt_pass): Rename to ...
1926 (opt_pass) ... this one; add "type" field and remove letter field.
1927 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1928 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1929 all_lowering_passes): Update declaration.
1930 * ipa-cp.c: Update tree_pass descriptors.
1931 * final.c: Update tree_pass descriptors.
1932 * omp-low.c: Update tree_pass descriptors.
1933 * tree-ssa-dse.c: Update tree_pass descriptors.
1934 * ipa-reference.c: Update tree_pass descriptors.
1935 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1936 * auto-inc-dec.c: Update tree_pass descriptors.
1937 * reorg.c: Update tree_pass descriptors.
1938 * cgraphunit.c: Update tree_pass descriptors.
1939 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1940 * tree-ssa-ccp.c: Update tree_pass descriptors.
1941 * df-core.c: Update tree_pass descriptors.
1942 * mode-switching.c: Update tree_pass descriptors.
1943 * tree-nomudflap.c: Update tree_pass descriptors.
1944 * modulo-sched.c: Update tree_pass descriptors.
1945 * ipa-pure-const.c: Update tree_pass descriptors.
1946 * cse.c: Update tree_pass descriptors.
1947 * web.c: Update tree_pass descriptors.
1948 * tree-stdarg.c: Update tree_pass descriptors.
1949 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1950 * tree-ssa-dom.c: Update tree_pass descriptors.
1951 * tree-nrv.c: Update tree_pass descriptors.
1952 * tree-ssa-alias.c: Update tree_pass descriptors.
1953 * loop-init.c: Update tree_pass descriptors.
1954 * gimple-low.c: Update tree_pass descriptors.
1955 * ipa-inline.c: Update tree_pass descriptors.
1956 * tree-ssa-sink.c: Update tree_pass descriptors.
1957 * global.c: Update tree_pass descriptors.
1958 * ifcvt.c: Update tree_pass descriptors.
1959 * jump.c: Update tree_pass descriptors.
1960 * predict.c: Update tree_pass descriptors.
1961 * tree-ssa-loop.c: Update tree_pass descriptors.
1962 * recog.c: Update tree_pass descriptors.
1963 * dse.c: Update tree_pass descriptors.
1964 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1965 * tree-eh.c: Update tree_pass descriptors.
1966 * regmove.c: Update tree_pass descriptors.
1968 * function.c: Update tree_pass descriptors.
1969 * tree-vectorizer.c: Update tree_pass descriptors.
1970 * gcse.c: Update tree_pass descriptors.
1971 * ipa-type-escape.c: Update tree_pass descriptors.
1972 * tree-if-conv.c: Update tree_pass descriptors.
1973 * init-regs.c: Update tree_pass descriptors.
1974 * ipa.c: Update tree_pass descriptors.
1975 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1976 * rtl-factoring.c: Update tree_pass descriptors.
1977 * lower-subreg.c: Update tree_pass descriptors.
1978 * bt-load.c: Update tree_pass descriptors.
1979 * tree-dfa.c: Update tree_pass descriptors.
1980 * except.c: Update tree_pass descriptors.
1981 * emit-rtl.c: Update tree_pass descriptors.
1982 * cfgexpand.c: Update tree_pass descriptors.
1983 * tree-cfgcleanup.c: Update tree_pass descriptors.
1984 * cfgcleanup.c: Update tree_pass descriptors.
1985 * tree-ssa-pre.c: Update tree_pass descriptors.
1986 * tree-sra.c: Update tree_pass descriptors.
1987 * tree-mudflap.c: Update tree_pass descriptors.
1988 * tree-ssa-copy.c: Update tree_pass descriptors.
1989 * cfglayout.c: Update tree_pass descriptors.
1990 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1991 * tree-ssa-dce.c: Update tree_pass descriptors.
1992 * tree-ssa.c: Update tree_pass descriptors.
1993 * regclass.c: Update tree_pass descriptors.
1994 * integrate.c: Update tree_pass descriptors.
1995 * tree-optimize.c: Update tree_pass descriptors.
1996 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1997 * tree-object-size.c: Update tree_pass descriptors.
1998 * combine.c: Update tree_pass descriptors.
1999 * tree-outof-ssa.c: Update tree_pass descriptors.
2000 * bb-reorder.c: Update tree_pass descriptors.
2001 * stack-ptr-mod.c: Update tree_pass descriptors.
2002 * var-tracking.c: Update tree_pass descriptors.
2003 * tree-profile.c: Update tree_pass descriptors.
2004 * tree-vect-generic.c: Update tree_pass descriptors.
2005 * reg-stack.c: Update tree_pass descriptors.
2006 * sched-rgn.c: Update tree_pass descriptors.
2007 * tree-ssa-structalias.c: Update tree_pass descriptors.
2008 * tree-cfg.c: Update tree_pass descriptors.
2009 * passes.c (current_pass): Update declaration.
2010 (finish_optimization_passes): Update.
2011 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2012 (register_one_dump_file, register_dump_files_1, next_pass_1):
2014 (init_optimization_passes): Update handling of new types.
2015 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2016 * ipa-struct-reorg.c: Update tree_pass descriptors.
2017 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2018 * combine-stack-adj.c: Update tree_pass descriptors.
2019 * cfgrtl.c: Update tree_pass descriptors.
2020 * dce.c: Update tree_pass descriptors.
2021 * tree-ssanames.c: Update tree_pass descriptors.
2023 2008-03-19 Richard Guenther <rguenther@suse.de>
2026 * tree-ssa.c (walk_data): New structure.
2027 (warn_uninitialized_var): If not always_executed warn with "maybe"
2029 (execute_early_warn_uninitialized): Compute post-dominators.
2030 Initialize always_executed before processing each basic block.
2032 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2035 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2036 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2038 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2040 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2042 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2044 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2046 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2047 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2048 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2049 target after ignore has been set, and move there also the commputation
2050 of subtarget and original_target.
2051 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2052 (LANG_HOOKS_INITIALIZER): Remove it.
2053 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2055 2008-03-18 Richard Guenther <rguenther@suse.de>
2057 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2058 found an expression with constants, note that in the VN for the lhs.
2059 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2060 fold them to constants if possible. Run cleanup_cfg if done so.
2061 (execute_pre): Return todo.
2063 (execute_fre): Likewise.
2064 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2066 (get_prop_source_stmt): Look through pointer conversions.
2068 2008-03-18 Jan Hubicka <jh@suse.cz>
2070 * tree-pretty-print.c: Include predict.h.
2071 (dump_generic_node): Dump predictor.
2072 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2073 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2074 * gimple-low.c (lower_stmt): Likewise.
2075 * expr.c (expand_expr_real): Likewise.
2076 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2078 (build_predict_expr, build_predict_expr): New.
2079 * predict.h (predictor_name, build_predict_expr): Update.
2080 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2081 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2082 * predict.def (PRED_CONTINUE): Update hitrate.
2083 * tree.def (PREDICT_EXPR): Define.
2084 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2085 do not handle BIND_EXPR.
2086 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2087 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2088 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2091 2008-03-18 Michael Matz <matz@suse.de>
2093 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2095 2008-03-18 Richard Guenther <rguenther@suse.de>
2097 * tree-gimple.h (is_gimple_invariant_address): Declare.
2098 (is_gimple_constant): Likewise.
2099 * tree-gimple.c (is_gimple_constant): New function.
2100 (is_gimple_invariant_address): Likewise.
2101 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2102 and is_gimple_invariant_address.
2103 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2105 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2106 an addressable base.
2108 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2111 * gimplify.c (gimplify_expr): Gimplify second operand of
2114 2008-03-17 Richard Guenther <rguenther@suse.de>
2116 PR tree-optimization/19637
2117 * fold-const.c (fold_unary): Remove restrictions of removing
2118 intermediate pointer-conversions (P2)(P1)P0.
2119 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2120 conversion to void pointer.
2121 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2123 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2126 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2127 emulated thread local variables.
2129 2008-03-16 Richard Guenther <rguenther@suse.de>
2132 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2133 expand TREE_INVARIANT operations that are not gimple invariant.
2135 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2137 * doc/extend.texi (Alignment): Say that the ABI controls
2138 the __alignof__ for non-strict-alignment targets rather
2139 than being a recommendation.
2141 2008-03-15 Paul Brook <paul@codesourcery.com>
2143 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2145 (arm_output_fn_unwind): Mark functions that can not be unwound.
2147 2008-03-15 Paul Brook <paul@codesourcery.com>
2149 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2150 extension instructions.
2152 2008-03-15 Richard Guenther <rguenther@suse.de>
2154 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2155 and fold constant aggregate refs.
2156 (fold_const_aggregate_ref): Handle string constants
2157 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2158 (evaluate_stmt): Simplify now that ccp_fold folds constant
2161 2008-03-15 Paul Brook <paul@codesourcery.com>
2163 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2164 (extzv): Use gen_extzv_t2.
2165 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2167 2008-03-15 Richard Guenther <rguenther@suse.de>
2169 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2170 (fold_const_aggregate_ref): Likewise.
2171 (get_value): Return NULL if we don't have any values.
2172 (ccp_finalize): Set const_val to NULL after freeing it.
2173 * tree-flow.h (get_symbol_constant_value): Declare.
2174 (fold_const_aggregate_ref): Likewise.
2175 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2177 2008-03-15 Richard Guenther <rguenther@suse.de>
2180 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2181 to not produce negative array indices if not allowed. Add
2182 parameter to indicate that.
2183 (maybe_fold_offset_to_component_ref): Allow negative array
2184 indices only for the first member of a structure.
2185 (maybe_fold_offset_to_reference): Allow negative array indices.
2186 (maybe_fold_stmt_addition): Likewise.
2188 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2189 Anatoly Sokolov <aesok@post.ru>
2191 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2192 (avr_arch): Add ARCH_AVR6.
2193 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2194 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2195 instead of fixed value 2.
2196 (print_operand_address): Use gs() asm specifier instead of pm().
2197 (avr_assemble_integer): (Ditto.).
2198 (avr_output_addr_vec_elt): (Ditto.).
2199 (print_operand): Handle "!" code.
2200 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2201 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2202 (AVR_HAVE_EIJMP_EICALL): Define.
2203 (AVR_3_BYTE_PC): Redefine.
2204 (AVR_2_BYTE_PC): (Ditto.).
2205 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2206 (LINK_SPEC): Add atmega2560 and atmega2561.
2207 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2209 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2210 for 3 byte PC devices.
2211 (call_value_insn): (Ditto.).
2212 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2213 (indirect_jump): Use only for for 2 byte PC devices.
2214 (*tablejump): (Ditto.).
2215 (*indirect_jump_avr6): Add insn.
2216 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2217 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2218 instead of ijmp for 3 byte PC devices.
2219 (__tablejump2__): (Ditto.).
2220 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2221 (MULITLIB_DIRNAMES): (Ditto.).
2222 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2224 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2227 "sse2_umulsidi3". Use V1DI mode for operand 0.
2228 ("mmx_psadbw"): Use V1DI mode for operand 0.
2229 * config/i386/i386-modes.def (V1SI): New vector mode.
2230 * config/i386/i386.c (struct builtin_description)
2231 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2232 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2233 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2234 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2235 v1di_ftype_v8qi_v8qi type.
2236 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2238 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2239 __builtin_ia32_pmuludq]: Fix the mode of return value.
2241 2008-03-15 Richard Guenther <rguenther@suse.de>
2244 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2247 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2249 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2250 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2251 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2252 unless TARGET_SERIALIZE_VOLATILE is enabled.
2253 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2254 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2255 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2257 2008-03-14 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/34172
2260 * tree-flow.h (refs_may_alias_p): Declare.
2261 (get_single_def_stmt): Likewise.
2262 (get_single_def_stmt_from_phi): Likewise.
2263 (get_single_def_stmt_with_phi): Likewise.
2264 * tree-dfa.c (refs_may_alias_p): New function.
2265 (get_single_def_stmt): Likewise.
2266 (get_single_def_stmt_from_phi): Likewise.
2267 (get_single_def_stmt_with_phi): Likewise.
2268 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2269 (vn_reference_lookup_1): New helper function.
2270 (vn_reference_lookup): Walk the virtual use-def chain to
2271 continue searching for a match if the def does not alias the
2272 reference we are looking for.
2274 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2276 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2277 archive and Perzl. Update The Written Word listing.
2279 2008-03-14 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/34043
2282 PR tree-optimization/33989
2283 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2285 (bitmap_find_leader): Use extra argument to verify dominance
2286 relationship inside a basic-block.
2287 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2288 (find_leader_in_sets): Adjust.
2289 (create_component_ref_by_pieces): Take extra argument for
2290 dominance check, handle lookup failures.
2291 (find_or_generate_expression): Likewise.
2292 (create_expression_by_pieces): Likewise.
2293 (insert_into_preds_of_block): Adjust.
2294 (create_value_expr_from): If asked for, verify all operands
2295 are in the blocks AVAIL_OUT set.
2296 (make_values_for_stmt): Check for SSA_NAMEs that are life
2297 over an abnormal edge.
2298 (compute_avail): Remove such check.
2299 (do_SCCVN_insertion): New function.
2300 (eliminate): If we do not find a leader suitable for replacement
2301 insert a replacement expression from SCCVN if available.
2302 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2303 (struct vn_ssa_aux): Add needs_insertion flag.
2304 * tree-ssa-sccvn.c (may_insert): New global flag.
2305 (copy_reference_ops_from_ref): Value-number union member access
2306 based on its size, not type and member if insertion is allowed.
2307 (visit_reference_op_load): For a weak match from union type
2308 punning lookup a view-converted value and insert a SSA_NAME
2309 for that value if that is not found.
2310 (visit_use): Make dumps shorter. Do not disallow value numbering
2311 SSA_NAMEs that are life over an abnormal edge to constants.
2312 (free_scc_vn): Release inserted SSA_NAMEs.
2313 (run_scc_vn): New flag to specify whether insertion is allowed.
2314 Process SSA_NAMEs in forward order.
2315 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2316 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2317 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2318 pointer type to/from integral types that do not change the
2319 precision to regular conversions.
2321 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2323 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2324 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2325 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2326 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2327 input arguments and the mode of return value. Built-in functions
2328 that operate on whole 64-bit MMX register now use V1DI mode.
2330 2008-03-13 Alon Dayan <alond@il.ibm.com>
2331 Olga Golovanevsky <olga@il.ibm.com>
2333 PR tree-optimization/35041
2334 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2335 to locate the right position in a statement.
2337 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2341 * config/i386/xmmintrin.h: Change all static inline functions to
2342 extern inline and add __gnu_inline__ attribute.
2343 * config/i386/bmintrin.h: Ditto.
2344 * config/i386/smmintrin.h: Ditto.
2345 * config/i386/tmmintrin.h: Ditto.
2346 * config/i386/mmintrin-common.h: Ditto.
2347 * config/i386/ammintrin.h: Ditto.
2348 * config/i386/emmintrin.h: Ditto.
2349 * config/i386/pmmintrin.h: Ditto.
2350 * config/i386/mmintrin.h: Ditto.
2351 * config/i386/mm3dnow.h: Ditto.
2353 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2356 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2357 (lower_omp_2): New function.
2358 (lower_omp_1, lower_omp): Rewritten.
2360 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2363 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2364 with the phrase "Microsoft Windows compilers".
2365 (Push/Pop Macro Pragmas): New subsection. Document
2366 #pragma push_macro and pragma pop_macro.
2368 2008-03-12 Paul Brook <paul@codesourcery.com>
2370 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2372 2008-03-12 Paul Brook <paul@codesourcery.com>
2374 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2375 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2376 (thumb2_addsi_shortim): Rename ...
2377 (thumb2_addsi_short): ... to this. Allow register operands.
2378 (thumb2_subsi_short): New pattern.
2379 (thumb2_one_cmplsi2_short,
2380 thumb2_negsi2_short): New patterns and peepholes.
2382 2008-03-12 Paul Brook <paul@codesourcery.com>
2384 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2386 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2388 * config/i386/i386.md (int_cond): New code iterator.
2390 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2391 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2392 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2393 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2394 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2395 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2396 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2397 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2399 2008-03-12 Paul Brook <paul@codesourcery.com>
2401 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2402 instead of {arm,thumb}_compute_save_reg_mask.
2403 (output_return_instruction): Ditto.
2404 (thumb_unexpanded_epilogue): Ditto.
2405 (thumb1_expand_prologue): Ditto.
2406 (thumb1_output_function_prologue): Ditto.
2407 (arm_set_return_address): Ditto.
2408 (thumb_set_return_address): Ditto.
2409 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2410 regs to achieve stack alignment.
2411 (thumb1_compute_save_reg_mask): Fix compiler warning.
2412 (arm_output_epilogue): Use offsets->saved_regs_mask.
2413 Adjust stack pointer by poping call clobered registers.
2414 (arm_expand_prologue): Use offsets->saved_regs_mask.
2415 Adjust stack pointer by pushing extra registers.
2416 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2418 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2421 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2422 conversion to the operands of a multiplication.
2424 2008-03-12 Richard Guenther <rguenther@suse.de>
2426 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2427 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2428 * timevar.def (TV_TREE_PHIPROP): Add.
2429 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2430 pass description. Use TV_TREE_PHIPROP.
2431 * tree-ssa-forwprop.c: Remove phiprop code.
2433 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2436 * omp-low.c (maybe_lookup_decl): Constify first argument.
2437 (use_pointer_for_field): Change last argument from bool to
2438 omp_context *. Disallow shared copy-in/out in nested
2439 parallel if decl is shared in outer parallel too.
2440 (build_outer_var_ref, scan_sharing_clauses,
2441 lower_rec_input_clauses, lower_copyprivate_clauses,
2442 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2444 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2445 Ira Rosen <irar@il.ibm.com>
2447 * tree-vectorizer.c (free_stmt_vec_info): New function.
2448 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2449 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2450 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2451 * tree-vect-transform.c (vectorizable_conversion): Free
2452 vec_oprnds0 if it was allocated.
2453 (vect_permute_store_chain): Remove unused VECs.
2454 (vectorizable_store): Free VECs that are allocated in the..
2456 (vect_transform_strided_load, vectorizable_load): Likewise.
2457 (vect_remove_stores): Simplify the code.
2458 (vect_transform_loop): Move code to vect_remove_stores().
2459 Call vect_remove_stores() and free_stmt_vec_info().
2461 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2463 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2464 TARGET_HPUX. Revise comment.
2465 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2466 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2467 Use sr4 variant of `be' instruction when not generating PIC code.
2468 (attr_length_call): Adjust for above change.
2470 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2472 * ipa-reference.c (static_execute): Remove module_statics_const and
2473 associated setting code.
2475 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2478 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2479 predicate for operand 1.
2480 (paritysi2_cmp): Use register_operand predicate for operand 2.
2481 Use earlyclobber modifier for operand 1. Remove support for
2483 (paritydi2_cmp): Use register_operand predicate for operand 3.
2484 Use earlyclobber modifier for operand 1. Remove support for
2487 2008-03-11 Paul Brook <paul@codesourcery.com>
2488 Vladimir Prus <vladimir@codesourcery.com>
2490 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2491 (arm_compute_save_reg0_reg12_mask): Always
2492 check if register 11 must be saved. Always safe hard frame pointer
2493 when frame_pointer_needeed.
2494 (arm_compute_save_reg_mask): Save IP and PC
2495 only with apcs frames.
2496 (arm_output_epilogue): Adjust Thumb2 codepath to
2497 be also invoked and work for ARM non-apcs frames.
2498 (arm_expand_prologue): Don't bother saving IP
2499 for non-apcs frame, since it's not clobbered by
2500 prologue code. Implement non-apcs frame
2503 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2505 PR rtl-optimization/35281
2506 * expr.c (convert_move): Use a new pseudo for the intermediate
2507 from_mode->word_mode result.
2509 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2511 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2512 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2513 * toplev.c (compile_file): Don't call it.
2515 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2518 * expr.c (store_expr): Call emit_block_move if the mode
2519 of "temp" RTX is BLKmode.
2521 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2522 Richard Guenther <rguenther@suse.de>
2524 PR tree-optimization/31358
2525 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2526 the step with a NULL_TREE.
2527 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2528 to sizetype if type is a pointer type.
2529 (add_candidate_1): Don't convert the base and step to
2530 the generic type if the orginal type is a pointer type.
2531 (add_iv_value_candidates): Use sizetype for the step
2532 if type is a pointer type.
2533 (cand_value_at): Likewise.
2534 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2536 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2537 Don't convert the tem affine to the type.
2538 (add_elt_to_tree): Use sizetype for the step if a pointer.
2539 Use POINTER_PLUS_EXPR for pointers.
2540 (aff_combination_to_tree): Use sizetype for the step if a
2543 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2545 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2546 Remove commutativity hint.
2548 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2552 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2553 errorneous type. Check that v is a VAR_DECL.
2556 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2558 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2560 PR tree-optimization/35494
2561 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2562 may be overriden at link and run time.
2564 2008-03-10 Richard Guenther <rguenther@suse.de>
2566 PR tree-optimization/34677
2567 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2568 (poolify_tree): Likewise.
2569 (modify_expr_template): Likewise.
2570 (poolify_modify_stmt): Likewise.
2571 (insert_fake_stores): Handle all component-ref style stores
2572 in addition to INDIRECT_REF. Also handle complex types.
2573 Do not poolify the inserted load.
2574 (realify_fake_stores): Do not rebuild the tree but only
2575 make it a SSA_NAME copy.
2576 (init_pre): Remove initialzation of modify_expr_template.
2577 Do not allocate modify_expr_node_pool.
2578 (fini_pre): Do not free modify_expr_node_pool.
2580 2008-03-10 Paul Brook <paul@codesourcery.com>
2582 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2585 2008-03-10 Paul Brook <paul@codesourcery.com>
2586 Mark Shinwell <shinwell@codesourcery.com>
2588 * config/arm/cortex-r4.md: New.
2589 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2591 * config/arm/arm.md: Include cortex-r4.md.
2592 (insn): Add smmls, sdiv and udiv values.
2593 (generic_sched): Don't use generic scheduling for Cortex-R4.
2594 (arm_issue_rate): New function.
2595 (TARGET_SCHED_ISSUE_RATE): Define.
2597 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2599 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2601 2008-03-10 Richard Guenther <rguenther@suse.de>
2603 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2604 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2606 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2608 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2609 Set default to true.
2611 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2613 * c.opt (Wsynth): Deprecate.
2614 * doc/invoke.texi (Option Summary, Warning Options): Document
2615 -Wno-format-contains-nul.
2617 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2621 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2623 2008-03-09 Ira Rosen <irar@il.ibm.com>
2625 * config/rs6000/rs6000.c (builtin_description): Rename vector
2626 left shift operations.
2627 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2628 (altivec_vsl<VI_char>): Rename to ...
2629 (ashl<mode>3): ... new name.
2630 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2632 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2634 2008-03-08 Richard Guenther <rguenther@suse.de>
2636 * coverage.h (tree_coverage_counter_addr): Declare.
2637 * coverage.c (tree_coverage_counter_addr): New function.
2638 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2640 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2641 (tree_gen_one_value_profiler): Likewise.
2642 (tree_gen_ic_profiler): Likewise.
2643 (tree_gen_average_profiler): Likewise.
2644 (tree_gen_ior_profiler): Likewise.
2646 2008-03-08 Richard Guenther <rguenther@suse.de>
2648 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2649 (vn_binary_op_insert): Likewise.
2650 (vn_unary_op_lookup): Likewise.
2651 (vn_unary_op_insert): Likewise.
2652 (vn_nary_op_lookup): Declare.
2653 (vn_nary_op_insert): Likewise.
2654 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2655 and binary hashes, use a single obstack for unary_op_pool
2657 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2658 a single struct vn_nary_op_s. Store tree code length and
2659 a variable number of operands.
2660 (struct vn_reference_op_struct): Remove unused op2.
2661 (vn_reference_op_eq): Do not compare op2.
2662 (vn_reference_op_compute_hash): Do not compute hash of op2.
2663 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2664 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2665 with vn_nary_op_compute_hash.
2666 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2667 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2669 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2671 (visit_unary_op): Call nary functions.
2672 (visit_binary_op): Likewise.
2673 (process_scc): Adjust for struct vn_tables_s changes.
2674 (allocate_vn_table): Likewise.
2675 (free_vn_table): Likewise.
2676 * tree-vn.c (vn_add): Call nary functions.
2677 (vn_lookup): Likewise.
2679 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2682 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2683 wdst back after sync_compare_and_swapqhi_internal.
2685 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2688 * config/i386/i386-modes.def (V1DI): New vector mode.
2689 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2690 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2691 (MMXMODE248): Ditto.
2692 (MMXMODE): Add V1DI mode.
2693 (mmxvecsize): Change DI mode to V1DI mode.
2694 ("mov<mode>): Use MMXMODEI8 mode iterator.
2695 ("*mov<mode>_internal_rex64"): Ditto.
2696 ("*mov<mode>_internal"): Ditto.
2697 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2698 ("mmx_sub<mode>3"): Ditto.
2699 ("mmx_adddi3"): Remove insn pattern.
2700 ("mmx_subdi3"): Ditto.
2701 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2702 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2703 ("mmx_ashl<mode>3"): Ditto.
2704 ("mmx_lshrdi3"): Remove insn pattern.
2705 ("mmx_ashldi3"): Ditto.
2706 * config/i386/i386.c (classify_argument): Handle V1DImode.
2707 (function_arg_advance_32): Ditto.
2708 (function_arg_32): Ditto.
2709 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2710 mmx_addv1di3 insn pattern.
2711 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2712 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2713 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2714 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2715 Remove definitions of built-in functions.
2716 (V1DI_type_node): New node.
2717 (v1di_ftype_v1di_int): Ditto.
2718 (v1di_ftype_v1di_v1di): Ditto.
2719 (v2si_ftype_v2si_si): Ditto.
2720 (v4hi_ftype_v4hi_di): Remove node.
2721 (v2si_ftype_v2si_di): Ditto.
2722 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2723 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2724 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2725 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2726 Add new builtins using def_builtin_const.
2727 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2728 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2729 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2730 * config/i386/mmintrin.h (__v1di): New typedef.
2731 (_mm_add_si64): Cast arguments to __v1di type.
2732 (_mm_sub_si64): Ditto.
2733 (_mm_sll_pi16): Cast __count to __v4hi type.
2734 (_mm_sll_pi32): Cast __count to __v2si type.
2735 (_mm_sll_si64): Cast arguments to __v1di type.
2736 (_mm_srl_pi16): Cast __count to __v4hi type.
2737 (_mm_srl_pi32): Cast __count to __v2si type.
2738 (_mm_srl_si64): Cast arguments to __v1di type.
2739 (_mm_sra_pi16): Cast __count to __v4hi type.
2740 (_mm_sra_pi32): Cast __count to __v2si type.
2741 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2742 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2743 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2744 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2745 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2746 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2747 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2748 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2749 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2750 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2751 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2752 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2754 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2756 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2758 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2761 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2762 reg+const addressing for Altivec modes. Don't generate reg+reg
2763 addressing for TFmode or TDmode quantities.
2765 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2767 * c-common.c (vector_types_convertible_p): Call langhook
2768 instead of comptypes.
2770 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2773 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2774 integral and scalar float variables which have a
2777 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2779 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2780 dwarf_register_span hook when emitting unwind information for
2781 register-to-memory saves.
2782 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2783 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2785 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2787 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2788 for the same VAR_DECL.
2790 2008-03-06 Tom Tromey <tromey@redhat.com>
2793 * doc/standards.texi (Standards): Don't mention treelang.
2794 * doc/invoke.texi (Overall Options): Don't mention treelang.
2795 * doc/install.texi (Prerequisites): Don't mention bison or
2797 (Configuration): Don't mention treelang.
2798 (Building): Likewise.
2799 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2801 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2803 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2804 word-extractions out of a multi-word object.
2806 2008-03-06 Richard Guenther <rguenther@suse.de>
2808 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2809 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2810 result type and precision.
2811 * expr.c (get_inner_reference): Set unsignedp based on the result
2812 type of BIT_FIELD_REF.
2813 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2814 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2815 (try_instantiate_multiple_fields): Likewise. Use the correct type
2817 (sra_build_assignment): Likewise.
2818 (sra_build_elt_assignment): Likewise.
2819 (sra_explode_bitfield_assignment): Likewise.
2820 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2821 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2822 set BIT_FIELD_REF_UNSIGNED.
2823 (vectorizable_load): Likewise.
2825 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2827 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2830 2008-03-06 Richard Guenther <rguenther@suse.de>
2832 * alias.c (struct alias_set_entry): Move has_zero_child field
2833 to pack with alias_set.
2835 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2837 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2840 2008-03-05 Ian Lance Taylor <iant@google.com>
2842 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2844 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2846 * fwprop.c (update_df): Support width and offset parameters of
2848 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2849 global_conflicts): Change DF_REF_EXTRACT to either
2850 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2851 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2852 * df-scan.c (df_ref_record, df_defs_record,
2853 df_ref_create_structure, df_def_record_1, df_uses_record,
2854 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2855 df_bb_refs_collect, df_entry_block_defs_collect,
2856 df_exit_block_uses_collect): Support new width and offset fields.
2857 (ref_extract_pool): New storage pool.
2858 (df_free_ref): New function.
2859 (df_reg_chain_unlink, df_free_collection_rec,
2860 df_sort_and_compress_refs): Call df_free_ref.
2861 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2863 (df_ref_create_structure): Allocate df_ref_extract if offset and
2864 width fields are used.
2865 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2866 (df_uses_record): Get offset and width from ZERO_EXTRACT
2868 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2869 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2870 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2871 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2872 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2873 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2874 (df_ref_extract): New structure.
2875 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2876 (df_ref_create): Add width and offset parameters.
2878 2008-03-05 Richard Guenther <rguenther@suse.de>
2880 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2881 Use ranges_overlap_p.
2882 (offset_overlaps_with_access): Rename
2883 to ranges_overlap_p and move ...
2884 * tree-flow-inline.h (ranges_overlap_p): ... here.
2886 * tree.h (get_inner_reference, handled_component_p): Update
2889 * tree.h (record_component_aliases, get_alias_set,
2890 alias_sets_conflict_p, alias_sets_must_conflict_p,
2891 objects_must_conflict_p): Move declarations ...
2892 * alias.h (record_component_aliases, get_alias_set,
2893 alias_sets_conflict_p, alias_sets_must_conflict_p,
2894 objects_must_conflict_p): ... here.
2895 Include coretypes.h.
2896 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2898 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2900 * cfg.c: Include tree-flow.h.
2901 (remove_edge_raw): Call redirect_edge_var_map_clear.
2902 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2903 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2904 (redirect_edge_var_map_result): New.
2905 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2906 PENDING_STMT use with redirect_edge_var_map_*.
2907 * tree-ssa.c (edge_var_maps): New definition.
2908 (redirect_edge_var_map_add): New.
2909 (redirect_edge_var_map_clear): New.
2910 (redirect_edge_var_map_dup): New.
2911 (redirect_edge_var_map_vector): New.
2912 (redirect_edge_var_map_destroy): New.
2913 (ssa_redirect_edge): Replace PENDING_STMT use with
2914 redirect_edge_var_map_*.
2915 (flush_pending_stmts): Same.
2916 (delete_tree_ssa): Destroy edge var map.
2917 * tree-flow.h (struct _edge_var_map): New.
2918 Define edge_var_map vector type.
2919 Declare redirect_edge_var_map_* prototypes.
2920 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2921 * tree-cfg.c (reinstall_phi_args): Replace
2922 PENDING_STMT use with redirect_edge_var_map_*.
2924 2008-03-05 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/35472
2927 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2928 whose single use_stmt has a overlapping set of loaded and
2929 stored symbols as that use_stmt might be a noop assignment then.
2931 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2933 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2935 2008-03-05 Richard Guenther <rguenther@suse.de>
2938 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2939 should be constants.
2940 * tree-cfg.c (verify_expr): Verify it.
2941 * fold-const.c (fold_truthop): Remove code generating
2942 BIT_FIELD_REFs of structure bases.
2943 (fold_binary): Likewise.
2944 (fold_ternary): Position and size of BIT_FIELD_REFs are
2945 always host integers.
2946 (make_bit_field_ref): Remove.
2947 (optimize_bit_field_compare): Remove.
2948 (all_ones_mask_p): Remove.
2950 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2953 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2954 (split_block_and_df_analyze): New. Split basic block and rebuild
2956 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2958 (split_pattern_seq): Likewise.
2959 (erase_matching_seqs): Likewise.
2960 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2962 2008-03-04 Geoff Keating <geoffk@apple.com>
2964 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2965 declaration and code.
2966 (tree_invalid_nonnegative_warnv_p): Likewise.
2968 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2970 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2971 examples. Truncate option-names then causing overfull hbox.
2973 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2976 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2978 * configure: Rebuilt.
2980 2008-03-04 Rafael Espindola <espindola@google.com>
2982 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2983 (tree_unary_nonnegative_warnv_p): New.
2984 (tree_binary_nonnegative_warnv_p): New.
2985 (tree_single_nonnegative_warnv_p): New.
2986 (tree_invalid_nonnegative_warnv_p): New.
2987 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2989 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2992 * opts.c (handle_option): Postpone 'unknown option' errors only for
2995 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2998 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3001 2008-03-04 Rafael Espindola <espindola@google.com>
3003 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3004 (tree_binary_nonzero_warnv_p): New.
3005 (tree_single_nonzero_warnv_p): New.
3006 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3008 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3011 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3012 transformations for modes that have signed zeros.
3013 * ifcvt.c (noce_try_abs): Ditto.
3015 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3017 * config/i386/i386.c (override_options): Force
3018 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3020 2008-03-04 Jan Hubicka <jh@suse.cz>
3023 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3026 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3028 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3029 label to probe the stack.
3031 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3033 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3034 (__gthr_win32_mutex_destroy): Declare.
3035 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3036 __gthr_win32_mutex_destroy.
3037 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3039 2008-03-03 Jan Hubicka <jh@suse.cz>
3042 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3043 aggressive on inlining cold calls.
3045 2008-03-03 Richard Guenther <rguenther@suse.de>
3047 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3048 struct copies into the expression table.
3049 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3050 (try_to_simplify): Likewise.
3051 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3052 integral and pointer arguments which do not change the
3053 precision to NOP_EXPRs.
3054 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3055 VIEW_CONVERT_EXPR case.
3057 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3059 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3060 defined in a loop at depth 0 is invariant.
3061 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3062 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3063 be called at loop depth 0.
3065 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3068 * gcc.c (process_command): Update copyright notice dates.
3069 * gcov.c (print_version): Likewise.
3070 * gcov-dump.c (print_version): Likewise.
3071 * mips-tfile.c (main): Likewise.
3072 * mips-tdump.c (main): Likewise.
3074 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3077 * c-common.c (flag_permissive): Delete.
3078 (constant_expression_warnings): Check flags first.
3079 (constant_expression_error): New.
3080 * c-common.h (flag_permissive): Delete.
3081 (constant_expression_error): Declare.
3082 * flags.h (flag_permissive): Declare. Update description.
3083 * diagnostic.c (pedwarn): Update.
3085 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3086 (permissive_error_kind): New.
3087 * toplev.c (flag_permissive): Define. Update description.
3088 * toplev.h (permissive_error_kind): Declare.
3089 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3090 (pedwarn_c90): Use pedantic_warning_kind.
3091 * c-opts.c (c_common_post_options): flag_permissive does not affect
3092 flag_pedantic_errors.
3094 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3096 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3097 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3098 __absvsi2, __absvDI2): Use unsigned arithmetic.
3100 2008-03-02 Andi Kleen <ak@suse.de>
3101 Richard Guenther <rguenther@suse.de>
3103 * struct-equiv.c: Remove file.
3104 * cfg_cleanup.c (condjump_equiv_p): Remove.
3105 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3106 (struct-equiv.o): Remove rule.
3107 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3108 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3109 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3111 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3113 * ifcvt.c (noce_process_if_block): Try to handle only the then
3114 block if the else block exists but isn't suitable.
3116 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3119 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3120 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3121 regression from previous patch.
3123 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3126 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3128 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3129 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3130 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3131 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3132 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3133 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3134 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3135 (__gthread_mutex_destroy_function): Rename to
3136 __gthread_mutex_destroy.
3137 * gthr-dce.h (__gthread_mutex_destroy): Call
3138 pthread_mutex_destroy.
3139 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3140 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3141 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3143 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3145 * df-scan.c (df_ref_chain_change_bb): Simplify.
3146 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3147 set_block_for_insn if there's any change.
3148 * df.h ((df_insn_change_bb): Fix prototype.
3149 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3150 df_insn_change_bb, don't call set_block_for_insn.
3151 * emit-rtl.c (reorder_insns): Likewise.
3152 * haifa-sched.c (move_insn): Likewise.
3154 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3156 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3158 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3160 * tree-flow-inline.h (next_readonly_imm_use): Return
3161 NULL_USE_OPERAND_P after the end.
3163 2008-03-01 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/35411
3166 * tree-sra.c (sra_build_assignment): Split conversion to
3167 final type to a separate statement if we are not assigning
3170 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3172 * fold-const.c (fold_convertible_p): Correct the logic to follow
3173 that in fold_convert().
3175 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3178 * tree-inline.c (build_duplicate_type): When we make a
3179 duplicate type, make it unique in the canonical types system.
3181 2008-02-29 Tom Tromey <tromey@redhat.com>
3183 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3184 input_file_stack_history, input_file_stack_restored): Remove.
3185 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3186 * input.h (struct file_stack): Remove.
3187 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3188 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3190 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3192 (diagnostic_last_module_changed): Add 'map' argument.
3193 (diagnostic_set_last_function): Likewise.
3194 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3195 line map, not input_file_stack.
3196 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3198 2008-02-29 Paul Brook <paul@codesourcery.com>
3200 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3202 2008-02-29 Paul Brook <paul@codesourcery.com>
3204 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3206 2008-02-29 Richard Guenther <rguenther@suse.de>
3208 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3210 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3211 value for comparing for a store match.
3212 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3213 (try_to_simplify): Do not do a full-blown reference lookup.
3215 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3217 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3218 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3220 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3222 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3224 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3225 strides against cache sizes.
3227 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3229 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3232 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3234 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3235 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3236 is smaller than the original promoted value.
3237 (simplify_subreg): If OP is a SUBREG, try to preserve its
3238 SUBREG_PROMOTED_VAR_P information.
3240 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3242 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3243 (VN_INFO_GET): Allocate new objects on the obstack.
3244 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3245 for rpo_numbers_temp, for consistency.
3246 (free_scc_vn): Free the obstack.
3248 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3250 * doc/invoke.texi: Document -ftree-loop-distribution.
3251 * tree-loop-distribution.c: New.
3252 * tree-pass.h (pass_loop_distribution): New.
3253 * graphds.h (struct graph): Add htab_t indices.
3254 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3255 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3256 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3257 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3258 * tree-data-ref.c (debug_data_dependence_relations): New.
3259 (dump_data_dependence_relation): Also print data references.
3260 (free_data_ref): Extern.
3261 (same_access_functions): Moved...
3262 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3263 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3264 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3265 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3266 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3267 (stmts_from_loop): Skip LABEL_EXPR.
3268 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3270 (build_rdg): Initialize rdg->indices htab.
3271 (free_rdg, stores_from_loop, ref_base_address,
3272 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3273 have_similar_memory_accesses_1, ref_base_address_1,
3274 remove_similar_memory_refs): New.
3275 * tree-data-ref.h: Depend on tree-chrec.h.
3276 (debug_data_dependence_relations, free_data_ref): Declared.
3277 (same_access_functions): ... here.
3278 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3280 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3281 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3282 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3283 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3284 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3285 rdg_vertex_for_stmt): Declared.
3286 (struct rdg_edge): Add level.
3288 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3289 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3291 (rdg_has_similar_memory_accesses): New.
3292 * tree-vect-analyze.c: Remove unused static decls.
3293 * lambda.h (dependence_level): New.
3294 * common.opt (ftree-loop-distribution): New.
3295 * tree-flow.h (mark_virtual_ops_in_bb,
3296 slpeel_tree_duplicate_loop_to_edge_cfg,
3297 rename_variables_in_loop): Declared.
3298 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3299 (OBJS-common): Add tree-loop-distribution.o.
3300 (tree-loop-distribution.o): New rule.
3301 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3302 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3303 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3305 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3308 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3309 other than structures and unions.
3311 2008-02-28 Richard Guenther <rguenther@suse.de>
3314 2008-02-26 Richard Guenther <rguenther@suse.de>
3316 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3317 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3318 (lookup_decl_from_uid): Declare.
3319 (remove_decl_from_map): Likewise.
3320 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3321 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3322 (decl_for_uid_map): New global hashtable mapping DECL_UID
3324 (init_ttree): Allocate it.
3325 (insert_decl_to_uid_decl_map): New helper function.
3326 (make_node_stat): Insert new decls into the map.
3327 (copy_node_stat): Likewise.
3328 (lookup_decl_from_uid): New function.
3329 (remove_decl_from_map): Likewise.
3330 (print_decl_for_uid_map_statistics): New helper.
3331 (dump_tree_statistics): Call it.
3333 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3334 (referenced_var_iterator): Adjust.
3335 (FOR_EACH_REFERENCED_VAR): Adjust.
3336 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3337 (num_referenced_vars): Adjust.
3338 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3339 (first_referenced_var): Remove.
3340 (end_referenced_vars_p): Likewise.
3341 (next_referenced_var): Likewise.
3342 (referenced_var_iterator_set): New helper function.
3343 * tree-dfa.c (referenced_var_lookup): Adjust.
3344 (referenced_var_check_and_insert): Likewise.
3345 (remove_referenced_var): Likewise.
3346 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3347 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3348 (verify_call_clobbering): Likewise.
3349 (verify_memory_partitions): Likewise.
3350 (init_tree_ssa): Allocate bitmap instead of hashtable for
3352 (delete_tree_ssa): Adjust.
3353 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3354 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3355 (compute_tag_properties): Likewise.
3356 (set_initial_properties): Likewise.
3357 (find_partition_for): Likewise.
3358 (update_reference_counts): Likewise.
3359 (dump_may_aliases_for): Likewise.
3360 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3361 (add_call_clobber_ops): Likewise.
3362 (add_call_read_ops): Likewise.
3363 (get_asm_expr_operands): Likewise.
3364 * tree-into-ssa.c (dump_decl_set): Likewise.
3365 (update_ssa): Likewise.
3366 * tree-sra.c (scan_function): Likewise.
3367 (decide_instantiations): Likewise.
3368 (scalarize_parms): Likewise.
3369 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3370 (dsa_named_for): Likewise.
3371 * tree-ssa-structalias.c (update_alias_info): Likewise.
3372 (merge_smts_into): Likewise.
3374 2008-02-27 David Daney <ddaney@avtrex.com>
3377 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3378 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3379 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3380 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3381 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3383 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3386 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3387 (BUILT_IN_NEXTTOWARD): Remove.
3388 (BUILT_IN_NEXTTOWARDF): Ditto.
3389 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3390 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3392 2008-02-27 Tom Tromey <tromey@redhat.com>
3394 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3395 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3397 2008-02-27 Jan Beulich <jbeulich@novell.com>
3399 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3400 update the respective field on newdecl.
3402 2008-02-27 Revital Eres <eres@il.ibm.com>
3404 PR rtl-optimization/34999
3405 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3406 crossing edges that ends with a call insn.
3407 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3408 call insn and clear the EDGE_CROSSING flag of the crossing edge
3409 when fixing fallthru edges.
3411 2008-02-27 Richard Guenther <rguenther@suse.de>
3414 * fold-const.c (fold_unary): Return the correct argument,
3415 converted to the result type.
3417 2008-02-27 Richard Guenther <rguenther@suse.de>
3420 * expr.c (expand_expr_real_1): Assert on rotates that operate
3422 * fold-const.c (fold_binary): Use the types precision, not the
3423 bitsize of the mode if folding rotate expressions. Build rotates
3424 only for full modes.
3426 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3428 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3430 * c-pragma.c (pragma_ns_name): New typedef.
3431 (registered_pp_pragmas): New variable.
3432 (c_pp_lookup_pragma): New function.
3433 (c_register_pragma_1): If flag_preprocess_only, do nothing
3434 for non-expanded pragmas, for expanded ones push pragma's
3435 namespace and name into registered_pp_pragmas vector.
3436 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3437 flag_preprocess_only, don't register GCC pch_preprocess
3438 pragma if flag_preprocess_only.
3439 * c-opts.c (c_common_init): Call init_pragma even if
3440 flag_preprocess_only.
3441 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3442 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3443 cpp_register_pragma if flag_preprocess_only.
3445 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3448 * c-parser.c (c_parser_translation_unit): Warn for empty
3449 translation unit, not empty source file.
3451 2008-02-26 Paul Brook <paul@codesourcery.com>
3453 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3454 operand for Thumb-2.
3455 * config/arm/arm.h (reg_class): Add CORE_REGS.
3456 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3457 (BASE_REG_CLASS): Use CORE_REGS.
3458 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3459 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3460 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3461 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3462 ARM_REGNO_OK_FOR_INDEX_P.
3463 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3464 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3465 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3466 (ldm/stm peepholes): Ditto.
3467 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3468 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3469 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3470 * config/arm/constraints.md: Enable "k" constraint on ARM.
3472 2008-02-27 Ben Elliston <bje@au.ibm.com>
3474 * config/rs6000/rs6000.c: Annotate cache line size field in all
3475 instances of struct processor_costs.
3477 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3479 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3480 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3481 jump_bypass): New counters.
3482 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3483 * dce.c (gate_ud_dce): Same.
3484 (gate_fast_dce): Same.
3485 * dse.c (gate_dse1): New function.
3486 (gate_dse2): New function.
3487 (gate_dse): Merge results of new gate functions.
3488 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3489 (gate_handle_jump_bypass): Add dbg_cnt.
3490 (gate_handle_gcse): Add dbg_cnt.
3491 * ifcvt.c (gate_handle_if_conversion): Same.
3492 (gate_handle_if_after_combine): Same.
3493 (gate_handle_if_after_reload): Same.
3494 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3496 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3498 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3500 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3502 2008-02-26 Jason Merrill <jason@redhat.com>
3505 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3506 alone if it's the naming decl for the type's main variant.
3508 2008-02-26 Tom Tromey <tromey@redhat.com>
3510 * system.h (USE_MAPPED_LOCATION): Poison.
3511 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3512 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3513 (make_goto_expr_edges): Likewise.
3514 (remove_bb): Likewise.
3515 (execute_warn_function_return): Likewise.
3516 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3518 * c-common.c (fname_decl): Remove old location code.
3519 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3521 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3523 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3524 (gen_rtx_ASM_INPUT): Likewise.
3525 (gen_rtx_ASM_INPUT_loc): Likewise.
3526 (get_rtx_asm_OPERANDS): Remove.
3527 * cfglayout.c (insn_locators_alloc): Remove old location code.
3528 (set_curr_insn_source_location): Likewise.
3529 (curr_insn_locator): Likewise.
3530 * print-tree.c (print_node): Remove old location code.
3531 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3532 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3533 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3534 location_from_locus.
3535 (construct_exit_block): Remove old location code.
3536 * emit-rtl.c (force_next_line_note): Remove old location code.
3537 * profile.c (branch_prob): Remove old location code.
3538 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3539 LOC_LINE): Remove old-location variants.
3540 * langhooks.c (lhd_print_error_function): Remove old location
3542 * configure, config.in: Rebuilt.
3543 * configure.ac (--enable-mapped-location): Remove.
3544 * c-decl.c (c_init_decl_processing): Remove old location code.
3545 (finish_function): Likewise.
3546 * recog.c (decode_asm_operands): Remove old location code.
3547 * c-pch.c (c_common_read_pch): Remove old location code.
3548 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3550 * gimple-low.c (lower_function_body): Remove old location code.
3551 * toplev.c (unknown_location): Remove.
3552 (push_srcloc): Remove old-location variant.
3553 (process_options): Remove old location code.
3554 (lang_dependent_init): Likewise.
3555 * input.h (UNKNOWN_LOCATION): Move definition.
3556 (location_t): Undeprecate.
3557 (source_locus): Remove.
3558 (location_from_locus): Remove.
3559 (struct location_s): Remove.
3560 Remove all old-location code.
3561 (input_line, input_filename): Remove.
3562 * final.c (final_scan_insn): Remove old location code.
3563 * diagnostic.c (diagnostic_build_prefix): Remove
3564 USE_MAPPED_LOCATION test.
3565 * tree.h (gimple_stmt) <locus>: Now a location_t.
3566 (tree_exp) <locus>: Likewise.
3567 (DECL_IS_BUILTIN): Remove old-location variant.
3568 (annotate_with_file_line, annotate_with_locus): Likewise.
3569 (expr_locus, set_expr_locus): Update.
3570 * tree.c (build1_stat): Remove old location code.
3571 (last_annotated_node): Remove.
3572 (annotate_with_file_line): Remove old-location variant.
3573 (annotate_with_locus): Likewise.
3574 (expr_location): Remove old location code.
3575 (set_expr_location): Likewise.
3576 (expr_has_location): Likewise.
3577 (expr_locus): Likewise.
3578 (set_expr_locus): Likewise.
3579 (expr_filename): Don't use location_from_locus.
3580 (expr_lineno): Likewise.
3581 * rtl-error.c (location_for_asm): Remove old location code.
3582 * c-lex.c (cb_line_change): Remove old location code.
3583 (fe_file_change): Likewise.
3584 (cb_def_pragma): Likewise.
3585 (c_lex_with_flags): Likewise.
3586 * gengtype.c (do_typedef): Don't special-case location types.
3587 (define_location_structures): Remove.
3588 (main): Don't call define_location_structures.
3589 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3592 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3595 * builtins.def (BUILT_IN_STDARG_START): Remove.
3596 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3597 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3598 * tree-inline.c (inline_forbidden_p_1): Likewise.
3600 2008-02-26 Richard Guenther <rguenther@suse.de>
3602 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3603 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3604 (lookup_decl_from_uid): Declare.
3605 (remove_decl_from_map): Likewise.
3606 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3607 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3608 (decl_for_uid_map): New global hashtable mapping DECL_UID
3610 (init_ttree): Allocate it.
3611 (insert_decl_to_uid_decl_map): New helper function.
3612 (make_node_stat): Insert new decls into the map.
3613 (copy_node_stat): Likewise.
3614 (lookup_decl_from_uid): New function.
3615 (remove_decl_from_map): Likewise.
3616 (print_decl_for_uid_map_statistics): New helper.
3617 (dump_tree_statistics): Call it.
3619 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3620 (referenced_var_iterator): Adjust.
3621 (FOR_EACH_REFERENCED_VAR): Adjust.
3622 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3623 (num_referenced_vars): Adjust.
3624 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3625 (first_referenced_var): Remove.
3626 (end_referenced_vars_p): Likewise.
3627 (next_referenced_var): Likewise.
3628 (referenced_var_iterator_set): New helper function.
3629 * tree-dfa.c (referenced_var_lookup): Adjust.
3630 (referenced_var_check_and_insert): Likewise.
3631 (remove_referenced_var): Likewise.
3632 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3633 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3634 (verify_call_clobbering): Likewise.
3635 (verify_memory_partitions): Likewise.
3636 (init_tree_ssa): Allocate bitmap instead of hashtable for
3638 (delete_tree_ssa): Adjust.
3639 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3640 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3641 (compute_tag_properties): Likewise.
3642 (set_initial_properties): Likewise.
3643 (find_partition_for): Likewise.
3644 (update_reference_counts): Likewise.
3645 (dump_may_aliases_for): Likewise.
3646 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3647 (add_call_clobber_ops): Likewise.
3648 (add_call_read_ops): Likewise.
3649 (get_asm_expr_operands): Likewise.
3650 * tree-into-ssa.c (dump_decl_set): Likewise.
3651 (update_ssa): Likewise.
3652 * tree-sra.c (scan_function): Likewise.
3653 (decide_instantiations): Likewise.
3654 (scalarize_parms): Likewise.
3655 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3656 (dsa_named_for): Likewise.
3657 * tree-ssa-structalias.c (update_alias_info): Likewise.
3658 (merge_smts_into): Likewise.
3660 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3663 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3664 * c-opts.c (c_common_handle_option): Wall enables
3665 Wvolatile-register-var.
3666 * common.opt: Move Wvolatile-register-var to...
3669 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3671 * common.opt (Wlarger-than=): New.
3672 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3674 * opts.c (common_handle_option): Handle -Wlarger-than=.
3675 * optc-gen.awk: Likewise.
3676 * opth-gen.awk: Likewise.
3677 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3678 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3680 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3682 * c-common.c (match_case_to_enum_1): Add appropriate
3683 OPT_W* parameter to warning.
3684 (c_do_switch_warnings): Likewise.
3685 * c-typeck.c (warning_init): Add one more parameter following
3687 (push_init_level): Update call to warning_init.
3688 (pop_init_level): Likewise.
3689 (add_pending_init): Likewise.
3690 (output_init_element: Likewise.
3692 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3695 * toplev.c (toplev_main): If there are warnings or error, print
3696 errors for ignored options.
3697 * opts.c (ignored_options): New static variable.
3698 (postpone_unknown_option_error): New.
3699 (print_ignored_options): New.
3700 (handle_option): Postpone errors for unknown -Wno-* options.
3701 * opts.h (print_ignored_options): Declare.
3703 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3705 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3708 2008-02-25 Richard Guenther <rguenther@suse.de>
3711 2008-02-25 Richard Guenther <rguenther@suse.de>
3713 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3714 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3715 (lookup_decl_from_uid): Declare.
3716 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3717 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3718 (decl_for_uid_map): New global hashtable mapping DECL_UID
3720 (init_ttree): Allocate it.
3721 (insert_decl_to_uid_decl_map): New helper function.
3722 (make_node_stat): Insert new decls into the map.
3723 (copy_node_stat): Likewise.
3724 (lookup_decl_from_uid): New function.
3725 (print_decl_for_uid_map_statistics): New helper.
3726 (dump_tree_statistics): Call it.
3728 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3729 (referenced_var_iterator): Adjust.
3730 (FOR_EACH_REFERENCED_VAR): Adjust.
3731 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3732 (num_referenced_vars): Adjust.
3733 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3734 (first_referenced_var): Remove.
3735 (end_referenced_vars_p): Likewise.
3736 (next_referenced_var): Likewise.
3737 (referenced_var_iterator_set): New helper function.
3738 * tree-dfa.c (referenced_var_lookup): Adjust.
3739 (referenced_var_check_and_insert): Likewise.
3740 (remove_referenced_var): Likewise.
3741 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3742 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3743 (verify_call_clobbering): Likewise.
3744 (verify_memory_partitions): Likewise.
3745 (init_tree_ssa): Allocate bitmap instead of hashtable for
3747 (delete_tree_ssa): Adjust.
3748 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3749 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3750 (compute_tag_properties): Likewise.
3751 (set_initial_properties): Likewise.
3752 (find_partition_for): Likewise.
3753 (update_reference_counts): Likewise.
3754 (dump_may_aliases_for): Likewise.
3755 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3756 (add_call_clobber_ops): Likewise.
3757 (add_call_read_ops): Likewise.
3758 (get_asm_expr_operands): Likewise.
3759 * tree-into-ssa.c (dump_decl_set): Likewise.
3760 (update_ssa): Likewise.
3761 * tree-sra.c (scan_function): Likewise.
3762 (decide_instantiations): Likewise.
3763 (scalarize_parms): Likewise.
3764 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3765 (dsa_named_for): Likewise.
3766 * tree-ssa-structalias.c (update_alias_info): Likewise.
3767 (merge_smts_into): Likewise.
3769 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3772 * doc/invoke.texi (-fcx-limited-range): Document new option.
3773 * toplev.c (process_options): Handle -fcx-fortran-rules.
3774 * common.opt: Add documentation for -fcx-fortran-rules.
3776 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3779 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3780 actual behaviour and C99.
3782 2008-02-26 Ben Elliston <bje@au.ibm.com>
3784 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3785 (ASM_CPU_POWER6_SPEC): Likewise.
3786 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3787 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3788 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3790 2008-02-25 Richard Guenther <rguenther@suse.de>
3792 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3793 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3794 (lookup_decl_from_uid): Declare.
3795 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3796 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3797 (decl_for_uid_map): New global hashtable mapping DECL_UID
3799 (init_ttree): Allocate it.
3800 (insert_decl_to_uid_decl_map): New helper function.
3801 (make_node_stat): Insert new decls into the map.
3802 (copy_node_stat): Likewise.
3803 (lookup_decl_from_uid): New function.
3804 (print_decl_for_uid_map_statistics): New helper.
3805 (dump_tree_statistics): Call it.
3807 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3808 (referenced_var_iterator): Adjust.
3809 (FOR_EACH_REFERENCED_VAR): Adjust.
3810 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3811 (num_referenced_vars): Adjust.
3812 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3813 (first_referenced_var): Remove.
3814 (end_referenced_vars_p): Likewise.
3815 (next_referenced_var): Likewise.
3816 (referenced_var_iterator_set): New helper function.
3817 * tree-dfa.c (referenced_var_lookup): Adjust.
3818 (referenced_var_check_and_insert): Likewise.
3819 (remove_referenced_var): Likewise.
3820 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3821 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3822 (verify_call_clobbering): Likewise.
3823 (verify_memory_partitions): Likewise.
3824 (init_tree_ssa): Allocate bitmap instead of hashtable for
3826 (delete_tree_ssa): Adjust.
3827 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3828 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3829 (compute_tag_properties): Likewise.
3830 (set_initial_properties): Likewise.
3831 (find_partition_for): Likewise.
3832 (update_reference_counts): Likewise.
3833 (dump_may_aliases_for): Likewise.
3834 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3835 (add_call_clobber_ops): Likewise.
3836 (add_call_read_ops): Likewise.
3837 (get_asm_expr_operands): Likewise.
3838 * tree-into-ssa.c (dump_decl_set): Likewise.
3839 (update_ssa): Likewise.
3840 * tree-sra.c (scan_function): Likewise.
3841 (decide_instantiations): Likewise.
3842 (scalarize_parms): Likewise.
3843 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3844 (dsa_named_for): Likewise.
3845 * tree-ssa-structalias.c (update_alias_info): Likewise.
3846 (merge_smts_into): Likewise.
3848 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3851 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3852 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3853 * alias.h (nonoverlapping_memrefs_p): Likewise.
3855 2008-02-25 Jan Beulich <jbeulich@novell.com>
3857 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3858 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3859 __emultls_get_address, __emultls_register_common,
3860 __floatundi?f, and _Unwind_GetIPInfo.
3861 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3862 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3863 (gen_regparm_prefix): Likewise.
3864 (i386_nlm_encode_section_info): Sync with
3865 config/i386/winnt.c:i386_pe_encode_section_info().
3866 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3867 i386_nlm_mangle_decl_assembler_name): New.
3868 (netware_override_options): New.
3869 * config/i386/netware.h (netware_override_options): Declare.
3870 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3871 (i386_nlm_mangle_decl_assembler_name): Declare.
3872 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3874 2008-02-25 Ben Elliston <bje@au.ibm.com>
3877 * c-decl.c (grokdeclarator): Remove unused local variables
3878 `typedef_type' and `type_as_written'.
3880 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3881 unused local variable `has_hot_blocks'.
3882 (fix_crossing_conditional_branches): Remove unused local variable
3885 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3888 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3889 using DEF_C99_BUILTIN.
3890 (BUILT_IN_NANF): Ditto.
3891 (BUILT_IN_NANL): Ditto.
3893 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3894 Revital Eres <eres@il.ibm.com>
3896 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3897 regarding the order of two dependent insns in the same row.
3899 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3901 * stor-layout.c (layout_decl): Do not bump the alignment of a
3902 bit-field to more than byte alignment if it is packed.
3904 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3906 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3909 2008-02-24 Diego Novillo <dnovillo@google.com>
3911 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3914 * tree-vrp.c (vrp_evaluate_conditional): With
3915 -Wtype-limits, emit a warning when comparing against a
3916 constant outside the natural range of OP0's type.
3917 * c.opt (Wtype-limits): Move ...
3918 * common.opt (Wtype-limits): ... here.
3920 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3922 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3923 * config/rs6000/e300c2c3.md: New file.
3924 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3926 (rs6000_override_options): Add e300c2 and e300c3 cases to
3927 processor_target_table. Do not allow usage of Altivec or Spe
3928 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3929 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3930 * config/rs6000/rs6000.h (processor_type): Add
3931 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3932 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3933 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3934 and ppce300c3. Include e300c2c3.md.
3936 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3938 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3939 instead of TARGET_STRICT_ALIGN.
3941 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3943 * explow.c (memory_address): Assert that the generated address is
3946 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3949 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3950 * config/darwin-ppc-ldouble-patch.def: New file.
3951 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3952 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3953 SUBTARGET_INIT_BUILTINS if defined.
3954 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3957 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3960 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3961 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3963 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3966 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3967 file" warning condtional on -Winvalid-PCH.
3969 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3971 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3973 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3977 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3978 prevent reload from using MMX registers.
3979 (*mov<mode>_internal): Ditto.
3980 (*movv2sf_internal_rex64): Ditto.
3981 (*movv2sf_internal): Ditto.
3983 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3985 PR documentation/31569
3986 * doc/install.texi2html: Use makeinfo --no-number-sections.
3988 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3990 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3991 ensure that we can address an entire entity > 8 bytes. Don't
3992 generate reg+reg addressing for such data.
3994 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3996 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3997 strings when optimizing for size, unless the target cares about
4000 2008-02-22 Tom Tromey <tromey@redhat.com>
4002 * regclass.c (current_pass): Remove declaration.
4004 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4006 * config/avr/libgcc.S (__RAMPZ__): Define.
4007 (__do_copy_data): Add for devices with 128KB code memory.
4009 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4011 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4013 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4015 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4017 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4020 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4023 * c-typeck.c (build_binary_op): Warn about floating point
4024 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4026 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4029 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4030 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4032 (rs6000_override_options): Set altivec_abi as default, not override,
4033 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4034 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4035 is used; use new member spe_abi.
4036 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4037 spe_abi and altivec_abi.
4039 2008-02-22 Tomas Bily <tbily@suse.cz>
4041 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4043 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4046 * config.build (build_file_translate): Set to `CMD //c' only if
4048 * Makefile.in (build_file_translate): Improve comment.
4050 2008-02-21 Jan Hubicka <jh@suse.cz>
4052 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4053 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4054 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4056 2008-02-21 Michael Matz <matz@suse.de>
4059 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4061 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4063 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4064 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4066 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4067 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4068 SSE_VEC_FLOAT_MODE_P as insn constraint.
4069 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4070 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4071 sse4a_movntdf using MODEF mode iterator.
4072 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4073 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4074 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4075 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4076 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4077 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4078 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4080 2008-02-21 Richard Guenther <rguenther@suse.de>
4082 * tree.def (PAREN_EXPR): New tree code.
4083 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4085 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4086 * expr.c (expand_expr_real_1): Likewise.
4087 * tree-inline.c (estimate_num_insns_1): Likewise.
4088 * tree-complex.c (expand_complex_move): Likewise.
4089 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4092 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4095 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4097 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4100 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4102 * config/sh/sh.c (find_barrier): Don't go past
4103 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4105 2008-02-20 DJ Delorie <dj@redhat.com>
4107 * config/h8300/h8300.md (insv): Force source operand to be a register.
4109 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4110 as a jump, not as a plain insn.
4112 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4114 * doc/invoke.texi (Warning Options): Add new option
4115 -Wframe-larger-than=.
4116 (-Wframe-larger-than): Document.
4118 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4119 Add declarations for new option variables.
4121 * final.c (final_start_function): Check the frame size
4122 before emission and issue a Wframe-larger-than warning.
4124 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4125 Add definitions for new option variables.
4126 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4128 * common.opt (Wframe-larger-than=): New option.
4130 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4132 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4133 (<sse>_div<mode>3): Ditto.
4134 (<sse>_vmdiv<mode>3): Ditto.
4135 (<sse>_vmsqrt<mode>2): Ditto.
4136 (*smax<mode>3): Ditto.
4137 (sse5_frcz<mode>2): Ditto.
4138 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4141 2008-02-20 Richard Guenther <rguenther@suse.de>
4144 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4145 be happy with INTEGRAL_TYPE_P.
4147 2008-02-20 Richard Guenther <rguenther@suse.de>
4149 * fold-const.c (split_tree): Associate floatig-point expressions
4150 if flag_associative_math is set.
4152 2008-02-20 Richard Guenther <rguenther@suse.de>
4154 * tree.h (fold_real_zero_addition_p): Declare.
4155 * fold-const.c (fold_real_zero_addition_p): Export.
4156 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4157 floating-point operations with zero and one.
4159 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4161 * doc/install.texi: Correct references to CFLAGS, replacing them
4162 with BOOT_CFLAGS. Document flags used during bootstrap for
4165 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4167 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4168 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4169 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4171 (smin<mode>3): Ditto from similar patterns.
4172 (smax<mode>3): Ditto.
4173 (*ieee_smin<mode>3): Ditto.
4174 (*ieee_smax<mode>3): Ditto.
4175 * config/i386/sse.md (sse): New mode attribute.
4176 (mov<mode>): Macroize expander from movv4sf and movv2df using
4177 SSEMODEF2P mode iterator.
4178 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4179 SSE_VEC_FLOAT_MODE_P as insn constraint.
4180 (storent<mode>): Ditto.
4181 (storent<mode>): Macroize expander from storentsf and storentdf using
4182 MODEF mode iterator.
4183 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4184 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4185 (abs<mode>2): Ditto from similar patterns.
4186 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4187 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4188 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4189 (<sse>_vmsqrt<mode>2): Ditto.
4190 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4191 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4192 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4193 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4194 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4195 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4196 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4198 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4199 iterator and SSE_FLOAT_MODE_P as insn constraint.
4200 (<sse>_ucomi): Ditto from similar patterns.
4201 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4202 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4203 SSE_VEC_FLOAT_MODE_P as insn constraint.
4204 (vcond<mode>): Ditto from similar patterns.
4205 (and<mode>3, *and<mode>3): Ditto.
4206 (<sse>_nand<mode>3): Ditto.
4207 (ior<mode>3, *ior<mode>3): Ditto.
4208 (xor<mode>3, *xor<mode>3): Ditto.
4209 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4210 iterator and SSE_FLOAT_MODE_P as insn constraint.
4211 (*nand<mode>3): Ditto from similar patterns.
4212 (*ior<mode>3): Ditto.
4213 (*xor<mode>3): Ditto.
4215 2008-02-20 Ira Rosen <irar@il.ibm.com>
4217 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4218 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4219 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4221 2008-02-19 Jan Hubicka <jh@suse.cz>
4223 * predict.c (tree_bb_level_predictions): Remove variable next
4224 mistakely introduced by previous commit.
4226 2008-02-19 Jan Hubicka <jh@suse.cz>
4228 * predict.c (predict_paths_leading_to): Rewrite.
4229 (predict_paths_for_bb): New.
4230 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4232 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4235 * Makefile.in (build_file_translate): New.
4236 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4237 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4238 * configure.ac (build_file_translate): Substitute it.
4239 * configure: Regenerate.
4241 2008-02-19 Jan Hubicka <jh@suse.cz>
4243 PR rtl-optimization/34408
4244 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4247 2008-02-19 Jan Hubicka <jh@suse.cz>
4250 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4253 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4256 * config/i386/i386-modes.def: Revert the last DI alignment
4257 change until Ada people can look into it.
4259 2008-02-19 Nick Clifton <nickc@redhat.com>
4261 * opts.c (print_specific_help): Fix typo in --help text.
4263 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4266 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4267 32-bit inline asm without asm alternatives for host GCC < 3.0.
4269 2008-02-19 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/34989
4272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4273 Allow propagation to INDIRECT_REF if we can simplify only.
4275 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4277 * c-common.c (warn_for_collisions_1): Use appropriate option when
4280 2008-02-19 Nick Clifton <nickc@redhat.com>
4283 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4284 (handle_options): Fix indentation.
4285 (print_filtered_help): If no language-specific options were
4286 displayed tell the user how to list all the options supported by
4287 the language's front-end.
4288 (print_specific_help): Fix indentation and remove duplicate line.
4289 (common_handle_option): Handle the -v option.
4290 For --help enable the display of undocumented options if the -v
4291 switch has been included on the command line.
4292 For --help= check for overlaps in the arguments between the option
4293 classes and the language names and issue a warning when they
4294 cannot be disambiguated.
4295 * c.opt (v): Pass on to the common option handler.
4297 2008-02-19 Revital Eres <eres@il.ibm.com>
4299 * modulo-sched.c (sms_schedule): Change dump message when
4300 create_ddg function fails.
4301 (try_scheduling_node_in_cycle): Rename row to cycle.
4302 (print_partial_schedule): Rename CYCLE to ROW.
4304 2008-02-19 Christian Bruel <christian.bruel@st.com>
4305 Zdenek Dvorak <ook@ucw.cz>
4307 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4309 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4313 (*x86_movdicc_0_m1_se): Ditto.
4315 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4317 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4318 (CMPtype): Define as __gcc_CMPtype.
4319 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4320 (CMPtype): Define as __gcc_CMPtype.
4322 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4324 Support valgrind 3.3 for --enable-checking=valgrind.
4325 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4327 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4328 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4329 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4330 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4331 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4332 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4333 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4335 * ggc-zone.c: Similar.
4336 * ggc-page.c: Similar.
4338 2008-02-19 Paul Brook <paul@codesourcery.com>
4341 * config/arm/ieee754-df.S: Fix do_it typo.
4342 * config/arm/ieee754-sf.S: Fix do_it typo.
4344 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4347 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4348 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4349 (OPTION_MASK_ISA_SSE_SET): Likewise.
4350 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4351 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4352 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4353 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4354 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4355 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4356 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4357 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4358 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4359 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4360 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4361 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4362 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4363 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4364 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4365 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4366 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4367 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4368 (OPTION_MASK_ISA_SSE4): Removed.
4369 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4370 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4371 (override_options): Don't turn on implied SSE/MMX bits in
4374 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4376 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4379 2008-02-18 Joey Ye <joey.ye@intel.com>
4382 * tree-nested.c (insert_field_into_struct): Set type alignment
4383 to field alignment if the former is less than the latter.
4385 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4387 * BASE-VER: Set to 4.4.0.
4389 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4391 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4392 * doc/cfg.texi: Likewise.
4393 * doc/extend.texi: Likewise.
4394 * doc/gty.texi: Likewise.
4395 * doc/invoke.texi: Likewise.
4396 * doc/loop.texi: Likewise.
4397 * doc/md.texi: Likewise.
4398 * doc/passes.texi: Likewise.
4399 * doc/rtl.texi: Likewise.
4400 * doc/sourcebuild.texi: Likewise.
4401 * doc/tm.texi: Likewise.
4402 * doc/tree-ssa.texi: Likewise.
4404 2008-02-17 Richard Guenther <rguenther@suse.de>
4407 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4408 without default definition.
4410 2008-02-17 Richard Guenther <rguenther@suse.de>
4412 PR tree-optimization/35231
4413 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4416 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4419 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4420 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4421 libgcc_cmp_return mode.
4423 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4426 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4428 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4430 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4433 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4435 * doc/c-tree.texi: Use `@.' where appropriate.
4436 * doc/extend.texi: Likewise.
4437 * doc/install.texi: Likewise.
4438 * doc/invoke.texi: Likewise.
4439 * doc/loop.texi: Likewise.
4440 * doc/makefile.texi: Likewise.
4441 * doc/md.texi: Likewise.
4442 * doc/passes.texi: Likewise.
4443 * doc/standards.texi: Likewise.
4444 * doc/tm.texi: Likewise.
4446 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4449 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4451 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4452 rather than in entry_bb.
4454 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4456 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4457 libgcc_cmp_return mode.
4459 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4462 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4463 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4465 2008-02-15 Richard Guenther <rguenther@suse.de>
4466 Zdenek Dvorak <ook@ucw.cz>
4468 PR tree-optimization/35164
4469 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4470 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4471 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4472 Only propagate addresses which do not have abnormal SSA_NAMEs
4475 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4478 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4480 2008-02-15 Jan Hubicka <jh@suse.cz>
4483 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4485 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4488 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4489 when calculating alignment_pad.
4491 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4493 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4494 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4495 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4496 and STACK_BOUNDARY define.
4498 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4500 PR preprocessor/35061
4501 * c-pragma.c (handle_pragma_pop_macro): Check that
4502 pushed_macro_table has been allocated.
4504 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4507 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4508 (force_gimple_operand): Likewise.
4509 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4510 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4511 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4512 (find_interesting_uses_address): Check addressability and alignment
4513 of the base expression only after substituting bases of IVs into it.
4515 2008-02-14 Michael Matz <matz@suse.de>
4518 * function.c (instantiate_virtual_regs_in_insn): Reload address
4519 before falling back to reloading the whole operand.
4521 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4523 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4524 before the first section switch note.
4526 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4528 * doc/bugreport.texi: Update copyright years.
4529 * doc/c-tree.texi: Likewise.
4530 * doc/cfg.texi: Likewise.
4531 * doc/cpp.texi: Likewise.
4532 * doc/cppinternals.texi: Likewise.
4533 * doc/fragments.texi: Likewise.
4534 * doc/frontends.texi: Likewise.
4535 * doc/gcc.texi: Likewise.
4536 * doc/gty.texi: Likewise.
4537 * doc/hostconfig.texi: Likewise.
4538 * doc/implement-c.texi: Likewise.
4539 * doc/libgcc.texi: Likewise.
4540 * doc/loop.texi: Likewise.
4541 * doc/makefile.texi: Likewise.
4542 * doc/options.texi: Likewise.
4543 * doc/passes.texi: Likewise.
4544 * doc/rtl.texi: Likewise.
4545 * doc/sourcebuild.texi: Likewise.
4546 * doc/standards.texi: Likewise.
4547 * doc/tree-ssa.texi: Likewise.
4548 * doc/trouble.texi: Likewise.
4550 * doc/extend.texi: Use @: or add comma where appropriate.
4551 * doc/invoke.texi: Likewise.
4552 * doc/tm.texi: Likewise.
4554 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4557 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4560 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4562 * doc/md.texi (clz, ctz): Add reference.
4563 * doc/rtl.texi (clz, ctz): Likewise.
4565 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4568 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4571 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4573 * config/s390/s390.c (struct constant_pool): New field
4574 emit_pool_after added.
4575 (s390_mainpool_start): Set the emit_pool_after flag according
4576 to the section switch notes.
4577 (s390_mainpool_finish): Consider emit_pool_after when emitting
4578 the literal pool at the end of the function.
4579 (s390_chunkify_start): Force literal pool splits at section
4582 2008-02-13 Michael Matz <matz@suse.de>
4585 * var-tracking.c (clobber_variable_part): Correctly traverse the
4588 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4591 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4592 Add -fdump-ipa-inline.
4593 * tree-dump.c (dump_files): Remove tree-inlined dump.
4594 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4596 2008-02-12 Richard Guenther <rguenther@suse.de>
4598 PR tree-optimization/35171
4599 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4602 2008-02-12 Richard Guenther <rguenther@suse.de>
4605 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4606 value-preserving mode. Disallow final truncation.
4608 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4611 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4612 code from here to...
4613 (force_gimple_operand): ...here.
4615 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4618 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4619 non-compatible pointers.
4620 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4621 different FIELD_DECLs, try harder by comparing field offsets, sizes
4625 * function.c (match_asm_constraints_1): Don't replace the same input
4628 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4630 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4631 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4632 (expand_epilogue): Restore RAMPZ register.
4633 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4635 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4637 * config/i386/cygwin.asm: (__alloca): Correct calling
4638 convention and alignment.
4639 (__chkstk): Force 8 byte stack alignment.
4641 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4642 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/33992
4645 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4646 the zero we compare against.
4648 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4651 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4652 to CloseHandle after unlocking to prevent accumulation of handle
4655 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4658 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4659 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4660 and update LABEL_NUSES during and after reload.
4662 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4665 * combine.c (simplify_if_then_else): Make sure the comparison is
4666 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4668 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4671 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4672 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4673 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4674 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4675 * tree.h (get_type_static_bounds): Likewise.
4677 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4679 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4680 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4681 Make -Wfoo language annotations match what the compiler outputs.
4683 2008-02-08 Sa Liu <saliu@de.ibm.com>
4685 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4686 intrinsics spu_convts, spu_convtu, spu_convtf.
4687 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4689 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4691 * doc/extend.texi (Function Attributes) <noinline>: Mention
4692 asm ("") as method to keep calls.
4694 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4697 * doc/options.texi (Options): Replace references to opts.sh with
4699 * opts-common.c: Likewise.
4700 * optc-gen.awk: Likewise.
4702 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4704 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4706 2008-02-07 Richard Henderson <rth@redhat.com>
4709 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4710 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4713 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4715 PR tree-optimization/35085
4716 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4717 for operand entry oe2 in addition to operand entry oe3 in order to
4718 expose more opportunities for vectorizer sum reduction.
4720 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4723 * Makefile.in (LIBS): Remove $(GMPLIBS).
4724 (cc1-dummy, cc1): Add $(GMPLIBS).
4726 2008-02-06 Jan Hubicka <jh@suse.cz>
4729 * i386.md (moddf_integer): Do not produce partial memory stalls for
4730 targets where it hurts.
4732 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4735 * optabs.c (expand_float): Do not check for decimal modes when
4736 expanding unsigned integer through signed conversion.
4738 2008-02-06 Nick Clifton <nickc@redhat.com>
4740 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4741 inside the clobber with a match_operand and duplicated operand
4742 number in the constraint.
4743 (ineqbranchsi): Delete redundant comment.
4745 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4747 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4748 builtin_define ("__USE_INIT_FINI__").
4749 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4751 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4753 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4755 PR documentation/30330
4756 * doc/invoke.texi (C++ Dialect Options)
4757 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4758 For each warning option -Wfoo that allows -Wno-foo, ensure both
4759 -Wfoo and -Wno-foo are listed in the option index. Fix index
4760 entry of -Wswitch-default, index -Wnormalized= including the
4761 `=', and -Wlarger-than-@var{len} including @var{len}.
4763 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386.md (floatunssisf2): Use
4766 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4767 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4768 Macroize expander using MODEF mode iterator.
4770 2008-02-05 Diego Novillo <dnovillo@google.com>
4772 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4775 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4777 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4780 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4782 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4785 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4786 to indicate if a message should be generated.
4787 (init_cumulative_args): Updated.
4788 (function_value_32): Likewise.
4790 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4792 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4794 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4797 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4798 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4800 2008-02-04 Diego Novillo <dnovillo@google.com>
4802 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4805 * tree-vrp.c (vrp_evaluate_conditional): With
4806 -Wtype-limits, emit a warning when comparing against a
4807 constant outside the natural range of OP0's type.
4809 2008-02-04 Richard Guenther <rguenther@suse.de>
4812 * expr.c (count_type_elements): Give for unions instead of
4815 2008-02-04 Richard Guenther <rguenther@suse.de>
4818 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4819 to TYPE_DOMAINs base type instead of using bitsizetype here.
4821 2008-02-03 Jason Merrill <jason@redhat.com>
4823 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4825 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4828 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4829 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4830 (RS/6000 and PowerPC Options): Fix typos and markup.
4831 * doc/passes.texi (Tree-SSA passes): Likewise.
4833 2008-02-02 Michael Matz <matz@suse.de>
4836 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4837 from record_last_reg_set_info.
4838 (record_last_reg_set_info): Take an RTX argument, iterate over all
4839 constituent hardregs.
4840 (record_last_set_info, record_opr_changes): Change calls to
4841 new signature or to record_last_reg_set_info_regno.
4843 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4845 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4847 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4849 PR rtl-optimization/34773
4850 * reg-notes.def (EQUAL): Mention significance of combination of
4851 REG_EQUAL and REG_RETVAL.
4852 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4853 insn that has a REG_RETVAL.
4855 2008-02-01 Roger Sayle <roger@eyesopen.com>
4858 * configure.ac (--enable-fixed-point): Disable unless explicitly
4860 * configure: Regenerate.
4862 2008-02-01 Richard Guenther <rguenther@suse.de>
4865 * invoke.texi (-finline-limit): Remove no longer true parts
4866 of the documentation. Note that there is no default value.
4868 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4869 Mark Mitchell <mark@codesourcery.com>
4870 Ben Elliston <bje@au.ibm.com>
4873 * doc/extend.texi (Other Builtins): Document.
4875 2008-01-31 Tom Browder <tom.browder@gmail.com>
4877 * doc/c-tree.texi (Types): Fix grammar.
4878 (Expression trees): Ditto.
4879 * doc/passes.texi (Tree-SSA passes): Ditto.
4881 * doc/configterms.texi (Configure Terms): Fix typo.
4882 * doc/cpp.texi (Common Predefined Macros): Ditto.
4883 * doc/md.texi (Machine Constraints): Ditto.
4885 * doc/makefile.texi (Makefile): Add comma.
4887 2008-01-31 Tom Browder <tom.browder@gmail.com>
4888 Gerald Pfeifer <gerald@pfeifer.com>
4890 * doc/sourcebuild.texi (Front End): Remove references to CVS
4891 and CVSROOT/modules.
4892 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4893 (Back End): Remove reference to CVS.
4895 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4898 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4900 (mips16_gp_pseudo_reg): ...here.
4901 * config/mips/mips.md (load_const_gp): Replace with...
4902 (load_const_gp_<mode>): ...this :P-based insn.
4904 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4906 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4907 options. Minor fixes.
4908 (-std): Move reference to standards closer to where language
4909 standards are first mentioned.
4911 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4913 PR rtl-optimization/34995
4914 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4915 parameter and return a bool. If the rtx parameter is nonnull,
4916 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4917 (find_reloads): Update call accordingly. Pass the new operand
4918 if it needed no address reloads, otherwise pass null.
4920 2008-01-30 Richard Henderson <rth@redhat.com>
4923 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4924 for unbounded arrays.
4926 2008-01-30 Silvius Rus <rus@google.com>
4928 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4930 2008-01-30 Jan Hubicka <jh@suse.cz>
4933 * i386.c (init_cumulative_args): Use real function declaration when
4936 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4938 PR rtl-optimization/34998
4939 * global.c (build_insn_chain): Treat non-subreg_lowpart
4940 SUBREGs of pseudos as clobbering all the words covered by the
4941 SUBREG, not just all the bytes.
4942 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4943 original df_ref rather than an extract parameter.
4944 (global_conflicts): Update call accordingly.
4946 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4948 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4949 the overflow check to make it easier to read.
4950 (__fixtfdi): Change the type of the ll member in union
4951 long_double to UDItype_x.
4953 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4956 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4957 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4958 * tree-inline.c (fold_marked_statements): Call
4959 cgraph_update_edges_for_call_stmt if folding a call statement.
4960 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4961 debug_generic_stmt calls, reset it back afterwards.
4964 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4966 * c-typeck.c (build_external_ref): Don't pedwarn about
4967 static vars in current function's scope.
4969 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4971 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4973 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4976 * ipa-struct-reorg.c: Fix spelling.
4977 * params.def: Ditto.
4979 2008-01-29 Richard Guenther <rguenther@suse.de>
4982 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4984 * tree-inline.c (remap_type): Increment remapping_type_depth
4985 around remapping types.
4986 (copy_body_r): Only add referenced variables if they are referenced
4987 from code, not types.
4989 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5000 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5001 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5003 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5006 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5007 pointer for tiny stack.
5009 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5011 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5013 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5015 * config/vx-common.h: Fix typo in comment.
5017 2008-01-28 Ian Lance Taylor <iant@google.com>
5021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5022 coalesce pointers if they have different DECL_NO_TBAA_P values.
5023 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5024 between variables with different DECL_NO_TBAA_P values.
5026 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5029 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5030 are not legitimate small data references on SPE targets.
5032 2008-01-28 David Daney <ddaney@avtrex.com>
5034 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5036 2008-01-28 David Daney <ddaney@avtrex.com>
5038 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5040 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5042 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5043 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5044 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5045 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5046 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5047 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5048 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5049 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5051 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5053 * basic-block.h (condjump_equiv_p): Fix comment.
5055 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5057 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5058 print_generic_stmt_indented): Fix comment.
5060 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5062 * configure.ac (__stack_chk_fail): Add detecion for availability
5063 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5064 * configure: Regenerate.
5066 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5069 * final.c (output_addr_const): Handle TRUNCATE.
5071 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5074 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5075 (zero_cost, infinite_cost): New constants.
5076 (struct cost_pair): Change type of cost to comp_cost.
5077 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5078 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5080 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5081 split_address_cost, ptr_difference_cost, difference_cost,
5082 get_computation_cost_at, get_computation_cost,
5083 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5084 determine_use_iv_cost_condition, determine_use_iv_costs,
5085 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5086 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5087 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5088 Change type of cost to comp_cost.
5089 (determine_iv_cost): Increase cost of non-original ivs, instead
5090 of decreasing the cost of original ones.
5091 (get_address_cost): Indicate the complexity of the addressing mode
5093 (try_add_cand_for): Prefer using ivs not specific to some object.
5094 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5096 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5097 Janis Johnson <janis187@us.ibm.com>
5100 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5101 (TARGET_INSTANTIATE_DECLS): Likewise.
5102 * target.h (expand_to_rtl_hook): New target hook.
5103 (instantiate_decls): Likewise.
5104 * function.c (instantiate_decl): Make non-static. Rename to...
5105 (instantiate_decl_rtl): ... this.
5106 (instantiate_expr): Use instantiate_decl_rtl.
5107 (instantiate_decls_1): Likewise.
5108 (instantiate_decls): Likewise.
5109 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5110 * function.h (instantiate_decl_rtl): Add prototype.
5111 * cfgexpand.c (target.h): New include.
5112 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5113 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5114 (TARGET_INSTANTIATE_DECLS): Likewise.
5115 (TARGET_INITIALIZER): New target hooks added.
5116 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5118 * config/rs6000/rs6000.c (tree-flow.h): New include.
5119 (machine_function): Add sdmode_stack_slot field.
5120 (rs6000_alloc_sdmode_stack_slot): New function.
5121 (rs6000_instantiate_decls): Likewise.
5122 (rs6000_secondary_memory_needed_rtx): Likewise.
5123 (rs6000_check_sdmode): Likewise.
5124 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5125 (TARGET_INSTANTIATE_DECLS): Likewise.
5126 (rs6000_hard_regno_mode_ok): Allow SDmode.
5127 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5128 (rs6000_emit_move): Handle SDmode.
5129 (function_arg_advance): Likewise.
5130 (function_arg): Likewise.
5131 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5132 SDmode var args for 32-bit compiles.
5133 (rs6000_secondary_reload_class): Handle SDmode.
5134 (rs6000_output_function_epilogue): Likewise.
5135 (rs6000_function_value): Simplify if statement.
5136 (rs6000_libcall_value): Likewise.
5137 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5138 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5139 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5140 (movsd_hardfloat): New define_insn.
5141 (movsd_softfloat): Likewise.
5142 (movsd_store): Likewise.
5143 (movsd_load): Likewise.
5144 (extendsddd2): Likewise.
5145 (extendsdtd2): Likewise.
5146 (truncddsd2): Likewise.
5147 (movdd_hardfloat64): Fixup comment.
5148 (UNSPEC_MOVSD_LOAD): New constant.
5149 (UNSPEC_MOVSD_STORE): Likewise.
5151 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5154 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5156 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5157 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5158 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5161 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5164 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5165 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5166 __LONGDOUBLE128 too.
5167 * config/rs6000/aix61.h: New file.
5169 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5171 PR rtl-optimization/34959
5172 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5173 popcount and parity rtxes the same mode as their operand.
5174 Truncate or extend the result to the return value's mode
5177 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5180 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5181 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5182 to GOT_VERSION_REGNUM.
5183 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5184 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5185 * config/mips/mips.c (mips_emit_call_insn): New function.
5186 (mips_call_tls_get_addr): Call mips_expand_call directly.
5187 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5189 (mips16_build_call_stub): Likewise. Return the call insn or null.
5190 (mips_expand_call): Update the call to mips16_build_call_stub
5191 accordingly and a remove redundant condition. Assert that MIPS16
5192 stubs do not use lazy binding. Use mips_emit_call_insn and return
5194 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5196 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5197 (mips_avoid_hazard): Remove hazard_set handling.
5198 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5199 (UNSPEC_RESTORE_GP): ...this.
5200 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5201 (FAKE_CALL_REGNO): Rename to...
5202 (GOT_VERSION_REGNUM): ...this.
5203 (type): Add "ghost" value. Add an associated insn reservation.
5204 (hazard_set): Remove.
5205 (exception_receiver): Rename to...
5206 (restore_gp): ...this and update the unspec identifier accordingly.
5207 (exception_receiver, nonlocal_got_receiver): New expanders.
5208 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5209 FAKE_CALL_REGNO. Remove hazard_set attribute.
5210 (set_got_version, update_got_version): New patterns.
5212 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5215 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5217 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5220 * doc/install.texi2html: Generate gcc-vers.texi.
5222 2008-01-25 DJ Delorie <dj@redhat.com>
5224 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5226 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5228 * config/c4x: Remove directory.
5229 * config.gcc (crx-*, mt-*): Mark obsolete.
5230 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5231 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5232 sh-*-rtemscoff*): Remove cases.
5233 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5234 * real.c (encode_c4x_single, decode_c4x_single,
5235 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5236 c4x_extended_format): Remove.
5237 * real.h (c4x_single_format, c4x_extended_format): Remove.
5238 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5240 (Pragmas): Remove comment about c4x pragmas.
5241 * doc/install.texi (c4x): Remove target-specific instructions.
5242 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5243 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5244 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5245 refer to C4x source files as examples.
5246 (C4X_FLOAT_FORMAT): Remove documentation.
5248 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5250 * config/bfin/bfin.c (override_options): Reorder tests so that
5251 flag_pic gets enabled for -msep-data.
5253 2008-01-25 Richard Guenther <rguenther@suse.de>
5256 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5257 to its bitfield precision if required.
5259 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5262 * tree-nested.c (walk_omp_for): New function.
5263 (convert_nonlocal_reference, convert_local_reference): Call
5264 walk_omp_for on OMP_FOR.
5265 (convert_call_expr): Call walk_body on OMP_FOR's
5266 OMP_FOR_PRE_INIT_BODY.
5268 2008-01-25 Richard Guenther <rguenther@suse.de>
5270 PR tree-optimization/34966
5271 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5272 default defs and PHI_NODEs we have to insert after the
5275 2008-01-24 Nick Clifton <nickc@redhat.com>
5277 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5278 Provide a default definition.
5279 (LIBGCC2_UNITS_PER_WORD): Likewise.
5281 * config/stormy16/stormy16.c: Include df.h for the prototype
5282 for df_regs_ever_live_p.
5283 (xstormy16_expand_builtin_va_start): Convert the stack offset
5284 into a component_ref and then use POINTER_PLUS_EXPR to add it
5285 to the incoming_virtual_args_rtx.
5286 (xstormy16_gimplify_va_arg_expr): Rename to
5287 xstormy16_gimplify_va_arg_expr.
5288 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5289 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5290 xstormy16_gimplify_va_arg_expr.
5291 Fix up some formatting issues.
5293 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5294 Move to predicates.md.
5295 (xs_hi_general_operand): Likewise.
5296 (xs_hi_nonmemory_operand): Likewise.
5297 * config/stormy16/predicates.md:
5298 (xstormy16_carry_plus_operand): New predicate.
5299 (xs_hi_general_operand): New predicate.
5300 (xs_hi_nonmemory_operand): New predicate.
5301 * config/stormy16/stormy16-protos.h:
5302 (xstormy16_carry_plus_operand): Delete prototype.
5303 (xs_hi_general_operand): Likewise.
5304 (xs_hi_nonmemory_operand): Likewise.
5306 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5307 modifiers as they are no longer needed and they can trigger
5308 reload spill failures.
5310 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5311 with a match_operand in order to help reload.
5313 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5314 constraint with 'e' for the 8th alternative as this version of
5315 the mov.w instruction only accepts the lower 8 registers.
5317 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5320 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5321 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5324 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5327 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5329 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5331 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5333 (remove_structure): Update allocations list before removing structure.
5335 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5337 * ipa-struct-reorg.c (is_safe_cond_expr,
5338 create_new_stmts_for_cond_expr): Use integer_zerop function,
5339 that recognize not only zero-pointer, but zero-integer too.
5341 2008-01-25 Ben Elliston <bje@au.ibm.com>
5344 * fixproto: Escape "." in sed expression that strips leading "./".
5346 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5349 * gcc.c (SWITCH_OK): Removed.
5350 (SWITCH_LIVE): Changed to bit.
5351 (SWITCH_FALSE): Likewise.
5352 (SWITCH_IGNORE): Likewise.
5353 (switchstr): Change live_cond to unsigned int.
5354 (process_command): Replace SWITCH_OK with 0.
5355 (do_self_spec): Likewise.
5356 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5357 (give_switch): Likewise.
5358 (used_arg): Likewise.
5359 (do_spec_1): Set the SWITCH_IGNORE bit.
5360 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5361 bits. Set the SWITCH_LIVE bit.
5363 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5365 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5367 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5369 PR tree-optimization/34472
5370 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5371 parameter to a "bool *" and set *DATA to false if there is
5372 an unsafe access. Do not delete the structure here.
5373 (check_cond_exprs): Delete it here instead.
5374 (check_cond_exprs, exclude_cold_structs): Do not increase
5375 I when removing a structure.
5377 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5380 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5381 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5383 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5386 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5387 a fixed vector for stack.
5389 2008-01-24 Ben Elliston <bje@au.ibm.com>
5392 * doc/gcc.texi (Software development): Add a direntry for g++.
5394 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5396 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5397 stale and straggling -fforce-addr comments above.
5399 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5401 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5402 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5404 2008-01-23 Michael Matz <matz@suse.de>
5407 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5410 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5412 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5415 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5417 * config/avr/avr.c (avr_current_arch): New variable.
5418 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5419 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5420 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5421 (avr_override_options): Init 'avr_current_arch'.
5422 (base_arch_s): Move from here...
5423 * config/avr/avr.h (base_arch_s): ... here. Add new members
5424 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5425 'mega' to 'have_jmp_call'.
5426 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5427 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5429 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5431 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5432 MULTILIB_MATCHES): (Ditto.).
5434 2008-01-23 Richard Guenther <rguenther@suse.de>
5437 * cgraphunit.c (cgraph_reset_node): Always mark the node
5438 not reachable if it is not queued already.
5440 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5442 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5443 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5444 (cputype_selected): New static variable.
5445 (bfin_handle_option): Set it if -mcpu is used.
5446 (override_option): Select default set of workarounds if no cpu type
5447 selected on the command line.
5448 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5450 From Michael Frysinger <michael.frysinger@analog.com>
5451 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5452 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5454 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5455 for bf547, bf523, bf524, and bf526.
5456 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5458 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5459 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5460 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5461 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5462 * doc/invoke.texi (Blackfin Options): Document that
5463 -mcpu now accept bf547, bf523, bf524, and bf526.
5465 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5467 PR rtl-optimization/34628
5468 * combine.c (try_combine): Stop and undo after the first combination
5469 if an autoincrement side-effect on the first insn has effectively
5472 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5475 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5476 Offset addresses are not valid for Altivec or paired float modes.
5478 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5481 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5482 if DECL_INITIAL (decl) is error_mark_node.
5485 * c-common.c (handle_vector_size_attribute): Only allow
5486 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5487 the same way as pointer, array etc. types.
5488 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5491 * tree.c (build_type_attribute_qual_variant): Call
5492 build_qualified_type if attributes are equal, but quals are not.
5494 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5497 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5498 * flags.h (warn_strict_aliasing): Remove.
5499 (warn_strict_overflow): Remove.
5500 * opts.c (warn_strict_aliasing): Remove.
5501 (warn_strict_overflow): Remove.
5502 * c-opts.c (c_common_handle_option): -Wall only sets
5503 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5504 (c_common_post_options): Give default values to -Wstrict-aliasing
5505 and -Wstrict-overflow if they are uninitialized.
5506 * common.opt (Wstrict-aliasing): Specify Var and Init.
5507 (Wstrict-overflow): Likewise.
5509 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5511 PR rtl-optimization/26854
5512 PR rtl-optimization/34400
5513 PR rtl-optimization/34884
5514 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5516 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5517 (df_rd_bb_info.expanded_lr_out): Deleted
5518 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5519 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5520 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5521 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5522 Removed code to allocate, initialize or free expanded_lr_out.
5523 (df_rd_bb_local_compute_process_def): Restructured to make more
5525 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5526 sets if the sets are being trimmed.
5528 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5531 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5532 (as_vers): Likewise.
5533 * configure: Regenerated.
5535 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5538 * tree-pass.h (pass_build_alias): New pass.
5539 * tree-ssa-alias.c (gate_build_alias): New.
5540 (pass_build_alias): New.
5541 * passes.c (init_optimization_passes): Add pass_build_alias after
5542 pass_create_structure_vars.
5544 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5546 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5547 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5548 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5549 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5550 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5551 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5552 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5553 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5554 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5555 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5556 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5557 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5558 * config/s390/s390.md (FP_ALL): New mode iterator.
5559 (_d): New mode attribute.
5560 ("*signbit<mode>2>"): Changed mode of first operand.
5561 ("isinf<mode>2"): Changed mode of first operand.
5562 ("*TDC_insn"): Adaptation for DFP modes.
5564 2008-01-22 Ben Elliston <bje@au.ibm.com>
5566 * tree.c (check_qualified_type): Improve function description.
5568 2008-01-21 Jason Merrill <jason@redhat.com>
5571 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5572 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5575 2008-01-21 DJ Delorie <dj@redhat.com>
5577 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5580 2008-01-21 Richard Guenther <rguenther@suse.de>
5583 * tree-cfg.c (verify_expr): Allow all invariant expressions
5584 instead of just constant class ones as reference argument.
5585 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5586 like any other constant.
5587 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5589 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5591 * regmove.c (fixup_match_1): Update call crossed frequencies.
5593 2008-01-21 Richard Guenther <rguenther@suse.de>
5596 * tree-inline.c (setup_one_parameter): Deal with mismatched
5597 types using a VIEW_CONVERT_EXPR.
5599 2008-01-21 Alon Dayan <alond@il.ibm.com>
5600 Olga Golovanevsky <olga@il.ibm.com>
5602 PR tree-optimization/34701
5603 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5604 when the structure size is not a power of 2.
5606 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5608 * doc/install.texi: Add doc for --enable-checking=df.
5610 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5612 PR rtl-optimization/34808
5613 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5615 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5617 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5620 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5622 PR rtl-optimization/26854
5623 PR rtl-optimization/34400
5624 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5626 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5627 (df_rd_bb_info.expanded_lr_out): New.
5628 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5629 * loop_iv.c (iv_analysis_loop_init): Ditto.
5630 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5631 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5632 Added code to allocate, initialize or free expanded_lr_out.
5633 (df_rd_bb_local_compute_process_def): Restructured to make
5634 more understandable.
5635 (df_rd_confluence_n): Add code to do nothing with fake edges and
5636 code to no apply invalidate_by_call sets if the sets are being trimmed.
5637 (df_lr_local_finalize): Renamed to df_lr_finalize.
5638 (df_live_local_finalize): Renamed to df_live_finalize.
5640 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5643 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5644 deciding whether to use reciprocal instructions.
5646 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5648 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5649 dwarf2out_note_section_used if cold_text_section is NULL.
5651 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5653 PR gcov-profile/34610
5654 * tree-cfg.c (make_edges): Mark both outgoing edges from
5655 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5656 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5657 from OMP_FOR and OMP_CONTINUE outgoing edges.
5659 * tree-profile.c (tree_profiling): Return early if
5660 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5662 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5663 from cfun to child_cfun.
5664 * function.h (struct function): Add after_tree_profile bit.
5666 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5668 * config/avr/avr.S (_exit): Disable interrupt.
5670 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5671 Steven Bosscher <stevenb.gcc@gmail.com>
5673 PR rtl-optimization/26854
5674 PR rtl-optimization/34400
5675 * df-problems.c (df_live_scratch): New scratch bitmap.
5676 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5677 (df_live_reset): Clear the proper bitmaps.
5678 (df_live_bb_local_compute): Only process the artificial defs once
5679 since the order is not important.
5680 (df_live_init): Init the df_live sets only with the variables
5681 found live by df_lr.
5682 (df_live_transfer_function): Use the df_lr sets to prune the
5683 df_live sets as they are being computed.
5684 (df_live_free): Free df_live_scratch.
5686 2008-01-18 Ian Lance Taylor <iant@google.com>
5688 * common.opt: Add fmerge-debug-strings.
5689 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5690 flag_merge_debug_strings rather than flag_merge_constants.
5691 * doc/invoke.texi (Option Summary): Mention
5692 -fmerge-debug-strings.
5693 (Debugging Options): Document -fmerge-debug-strings.
5695 2008-01-18 Ian Lance Taylor <iant@google.com>
5698 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5699 (struct tree_function_decl): Add new field operator_new_flag.
5700 * tree-inline.c (expand_call_inline): When inlining a call to
5701 operator new, force the return value to go into a variable, and
5702 set DECL_NO_TBAA_P on that variable.
5703 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5705 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5708 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5709 DWARF2_DEBUGGING_INFO.
5710 (dwarf2out_note_section_used): Ditto. Add prototype.
5711 (have_multiple_function_sections, text_section_used,
5712 cold_text_section_used, *cold_text_sections): Move declarations
5715 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5717 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5718 field and add signal_ra.
5719 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5720 assignments to frame state pc. Move end of stack check after
5721 MD_FALLBACK_FRAME_STATE_FOR.
5722 (uw_update_context_1): Use frame state signal_regs if set, instead
5723 of checking signal_frame flag.
5724 (uw_update_context): Use frame state signal_ra if set.
5725 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5726 * config/xtensa/linux-unwind.h: New file.
5728 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5730 * modulo-sched.c (get_sched_window): Fix comment typo.
5732 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5734 PR tree-optimization/34648
5735 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5737 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5739 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5740 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5742 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5744 PR rtl-optimization/34400
5745 * df-core.c (df_worklist_dataflow_overeager,
5746 df_worklist_dataflow_doublequeue): New functions.
5747 (df_worklist_dataflow): Two different worklist solvers.
5748 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5751 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5754 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5755 and ftree-parallelize-loops.
5757 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5759 PR rtl-optimization/34826
5760 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5762 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5764 * global.c (find_reg): Mark the eh regs as used if necessary.
5765 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5766 * ra.h (struct allocno): no_eh_reg field added. Changed
5767 no_stack_reg type to bitfield.
5769 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5771 * tree.c (substitute_in_expr): Add missing 'break'.
5773 2008-01-17 Richard Guenther <rguenther@suse.de>
5775 PR tree-optimization/34825
5776 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5777 x / x as division to handle.
5779 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5781 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5782 "-pthread" is specified.
5783 * pa-hpux11.h (LIB_SPEC): Likewise.
5785 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5786 Peter Bergner <bergner@vnet.ibm.com>
5788 PR rtl-optimization/33796
5789 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5791 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5793 PR libgfortran/34699
5794 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5796 * pa-hpux10.h (LINK_SPEC): Likewise.
5797 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5799 2008-01-16 Richard Guenther <rguenther@suse.de>
5802 * fold-const.c (fold_convert_const_int_from_int): Do not
5803 set overflow if that occured only because of a sign extension
5804 change when converting from/to a sizetype with the same
5805 precision and signedness.
5807 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5810 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5811 location address to the correct place. Update copyright year.
5813 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5815 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5816 no dependences in the dependence_relations vector.
5818 2008-01-16 Jan Hubicka <jh@suse.cz>
5820 PR rtl-optimization/31396
5821 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5822 * cfg.c (dump_reg_info): Print it.
5823 * regs.h (struct reg_info_t): add freq_calls_crossed.
5824 (REG_FREQ_CALLS_CROSSED): New macro.
5825 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5826 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5827 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5828 regmove_optimize): Update call crossed frequencies.
5829 * local-alloc.c (struct qty): Add freq_calls_crossed.
5830 (alloc_qty): Copute freq_calls_crossed.
5831 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5832 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5833 * ra.h (struct allocno): Add freq_calls_crossed.
5835 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5837 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5838 libgomp when compiling with ftree-parallelize-loops.
5839 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5841 2008-01-16 Richard Guenther <rguenther@suse.de>
5843 PR tree-optimization/34769
5844 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5845 * tree.c (int_cst_value): Instead make this function more
5846 permissive in what it accepts as valid input. Document this
5847 function always sign-extends the value.
5849 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5850 Richard Guenther <rguenther@suse.de>
5853 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5854 (gimple_fold_indirect_ref_rhs): ... this.
5855 (gimple_fold_indirect_ref): New function with foldings
5856 that preserve lvalueness.
5857 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5858 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5859 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5860 to fold an INDIRECT_REF, fall back to the old use of
5861 fold_indirect_ref_1.
5863 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5865 * tree-data-ref.c (subscript_dependence_tester_1): Call
5866 free_conflict_function.
5867 (compute_self_dependence): Same.
5869 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5872 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5873 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5875 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5876 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5877 for DWARF2_UNWIND_INFO targets.
5879 2008-01-16 Richard Guenther <rguenther@suse.de>
5882 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5883 type qualifiers for function types.
5885 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5887 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5888 loop_iterator li from previous commit.
5890 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5892 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5894 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5896 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5897 (parallelize_loops): Don't parallelize irreducible components.
5899 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5902 * c-opts (c_common_post_options): Do not enable CPP
5903 flag_pedantic_errors by default.
5905 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5907 PR rtl-optimization/31944
5908 * cse.c (remove_pseudo_from_table): New function.
5909 (merge_equiv_classes): Use above function to remove pseudo-registers.
5910 (invalidate): Likewise.
5912 2008-01-13 Richard Guenther <rguenther@suse.de>
5915 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5916 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5918 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5920 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5921 validate_change to unshare the source of the PC set.
5923 2008-01-12 Jan Hubicka <jh@suse.cz>
5926 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5927 references above array bounds. This might trigger bounds checks for
5930 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5932 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5933 new_replaceable_dependencies.
5935 2008-01-12 Doug Kwan <dougkwan@google.com>
5937 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5938 instead of OPT_Wreturn_type in warning due to ignored return type
5940 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5941 options included in -Wextra.
5942 * c.opt: New option -Wignored_qualifiers.
5943 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5944 -Wignore_qualifiers.
5945 (-Wignored-qualifiers): Document.
5946 (-Wreturn-type): Remove description of functionality now handled
5947 by -Wignored-qualifiers.
5949 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5952 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5953 NOP_EXPR if it is between integral types with the same precision.
5955 2008-01-12 Jan Hubicka <jh@suse.cz>
5958 * invoke.texi (max-inline-recursive-depth): Fix default value.
5960 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5962 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5965 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5967 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5969 2008-01-11 James E. Wilson <wilson@specifix.com>
5972 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5974 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5976 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5977 save/restore frame pointer register and don't use 'call-prologues'
5978 optimization in function with "OS_task" attribute.
5980 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5983 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5984 when copying to memory.
5986 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5988 PR rtl-optimization/30905
5989 * cfgcleanup.c: Include dce.h
5990 (crossjumps_occured): New global variable.
5991 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5992 If something changed, set crossjumps_occured to true.
5993 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5994 Don't add/remove fake edges to exit here...
5995 (cleanup_cfg): ...but do it here, when crossjumping.
5996 Run a fast DCE when successful crossjumps occured in the latest
5997 iteration of try_optimize_cfg.
5999 2008-01-11 Richard Guenther <rguenther@suse.de>
6001 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6002 (struct vn_unary_op_s): Likewise.
6003 (vn_reference_insert): Free old reference on hash collision.
6005 2008-01-10 Raksit Ashok <raksit@google.com>
6007 PR rtl-optimization/27971
6008 * combine.c (find_split_point): Split PLUS expressions which are
6009 inside a MEM rtx, and whose first operand is complex.
6011 2008-01-10 DJ Delorie <dj@redhat.com>
6013 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6014 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6015 (m32c_hard_regno_ok): Call the underlying function.
6017 2008-01-10 Richard Guenther <rguenther@suse.de>
6020 * tree-cfg.c (tree_merge_blocks): Do not go through the
6021 full-blown folding and stmt updating path if we just deal
6022 with virtual operands.
6023 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6024 test for abnormal SSA_NAMEs.
6026 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6029 * reload.c (push_reload): Add assertions. All constants from
6030 reg_equiv_constant should have been used for replacing the respective
6032 (find_reloads_address): Invoke find_reloads_address_part for
6033 constant taken from the reg_equiv_constant array.
6035 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6037 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6038 field (valnum) the first in the struct. Replace bools with
6041 2008-01-10 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/34651
6044 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6045 types and ordering for masking and converting.
6047 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6049 PR tree-optimization/34017
6050 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6051 also for PHI_NODE expressions.
6053 2008-01-09 Jan Hubicka <jh@suse.cz>
6055 PR tree-optimization/34708
6056 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6057 based on number of case labels.
6058 (init_inline_once): Remove switch_cost.
6059 * tree-inline.h (eni_weights_d): Remove switch_cost.
6061 2008-01-09 Richard Guenther <rguenther@suse.de>
6062 Andrew Pinski <andrew_pinski@playstation.sony.com>
6065 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6066 temporary if an rvalue is ok or an lvalue is not required.
6068 2008-01-09 Richard Guenther <rguenther@suse.de>
6071 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6074 2008-01-09 Richard Guenther <rguenther@suse.de>
6077 * tree.c (host_integerp): Check for sizetype only if the
6078 type is an integer type.
6080 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6083 * opts.c (decode_options): Disable inlining of functions called
6084 once if not in unit-at-a-time mode.
6086 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6088 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6090 2008-01-08 Richard Guenther <rguenther@suse.de>
6093 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6094 out early if the result will be unused.
6096 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6101 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6102 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6105 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6107 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6108 for vectorization tuned.
6110 2008-01-08 Richard Guenther <rguenther@suse.de>
6112 PR tree-optimization/34683
6113 * tree-ssa-operands.c (operand_build_cmp): Export.
6114 * tree-ssa-operands.h (operand_build_cmp): Declare.
6115 * tree-vn.c (vuses_compare): Remove.
6116 (sort_vuses): Use operand_build_cmp.
6117 (sort_vuses_heap): Likewise.
6118 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6119 to re-use old VEC if available. Do not sort already sorted VUSEs.
6120 (vdefs_to_vec): Do not sort already sorted VDEFs.
6122 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6125 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6127 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6130 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6131 limitations of reciprocal sequences on x86 targets.
6133 2008-01-08 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/34683
6136 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6138 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6141 * config/darwin.c (darwin_mergeable_string_section): Don't use
6142 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6144 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6148 negxf2. Macroize expander using X87MODEF mode iterator. Change
6149 predicates of op0 and op1 to register_operand.
6150 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6151 expander using X87MODEF mode iterator. Change predicates of
6152 op0 and op1 to register_operand.
6153 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6154 corresponding patterns and macroize using MODEF macro. Change
6155 predicates of op0 and op1 to register_operand and remove
6156 "m" constraint. Disparage "r" alternative with "!".
6157 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6158 macroize using X87MODEF macro. Change predicates of op0 and op1
6159 to register_operand and remove "m" constraint. Disparage "r"
6160 alternative with "!".
6161 (absneg splitter with memory operands): Remove.
6162 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6163 patterns and macroize using X87MODEF mode iterator.
6164 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6165 Change predicate of op1 to register_operand.
6166 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6167 for memory operands.
6169 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6171 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6173 2008-01-07 Richard Guenther <rguenther@suse.de>
6175 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6178 2008-01-07 Richard Guenther <rguenther@suse.de>
6180 PR tree-optimization/34683
6181 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6182 VOPs of the needed size to save memory. Use VEC_quick_push
6183 to save compile-time.
6184 (vdefs_to_vec): Likewise.
6186 2008-01-07 Sa Liu <saliu@de.ibm.com>
6188 * config/spu/spu.md (divdf3): Genetate inline code for double
6189 division. The implementation doesn't handle INF or NAN, therefore it
6190 only applies when -ffinite-math-only is given.
6192 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6195 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6196 * doc/cpp.texi ([Common Predefined Macros]): Document.
6198 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6200 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6201 order to use commutative addition instead of subtraction.
6203 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6204 Mircea Namolaru <namolaru@il.ibm.com>
6205 Vladimir Yanovsky <yanov@il.ibm.com>
6206 Revital Eres <eres@il.ibm.com>
6208 PR tree-optimization/34263
6209 * tree-outof-ssa.c (process_single_block_loop_latch,
6210 contains_tree_r): New functions.
6211 (analyze_edges_for_bb): Call process_single_block_loop_latch
6212 function to empty single-basic-block latch block if possible.
6214 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6216 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6218 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6220 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6222 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6224 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6226 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6228 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6230 PR tree-optimization/34618
6231 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6234 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6237 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6238 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6239 Update copyright year.
6241 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6242 Update copyright year.
6243 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6246 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6248 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6249 edge does not point to current bb before changing need_assert.
6251 2008-01-04 Richard Guenther <rguenther@suse.de>
6254 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6255 for verifying purposes if they are is_gimple_min_invariant.
6257 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6259 PR tree-optimization/34448
6260 PR tree-optimization/34465
6261 * gimplify.c (gimplify_init_constructor): Add new parameter
6262 notify_temp_creation. Use it.
6263 (gimplify_modify_expr_rhs): Take volatiles into account when
6264 optimizing constructors.
6265 Do not optimize constructors if gimplify_init_constructor will dump to
6267 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6268 * gcc.c-torture/compile/pr34448.c: New.
6270 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6272 PR gcov-profile/34609
6273 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6274 return_slot if result is TREE_ADDRESSABLE.
6276 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6278 * config/mips/mips.md (sqrt_condition): Tweak comment.
6279 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6281 2008-01-03 Tom Tromey <tromey@redhat.com>
6284 * c-common.c (c_type_hash): Handle VLAs.
6286 2008-01-03 Jan Hubicka <jh@suse.cz>
6288 PR tree-optimization/31081
6289 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6290 0 when inlining and not inlining to first basic block.
6291 (remap_decl): When var is initialized to 0, don't set default_def.
6292 (expand_call_inline): Set entry_bb.
6293 * tree-inline.h (copy_body_data): Add entry_bb.
6295 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6298 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6301 PR tree-optimization/29484
6302 * tree-inline.c (inline_forbidden_p_2): New function.
6303 (inline_forbidden_p): Disallow inlining if some static var
6304 has an address of a local LABEL_DECL in its initializer.
6305 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6308 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6310 PR tree-optimization/34635
6311 * tree-data-ref.c (add_other_self_distances): Make sure that the
6312 evolution step is constant.
6314 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6317 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6319 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6321 * tree-sra.c (scalarize_init): Insert the generate_element_init
6322 statements after the generate_element_zero statements.
6324 2008-01-02 Richard Guenther <rguenther@suse.de>
6328 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6329 for very large number of operands instead of ICEing.
6331 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6334 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6335 while stack probing.
6337 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6339 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6342 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6345 * tree-mudflap.c (mx_register_decls): Guard warning by
6346 !DECL_ARTIFICIAL check.
6348 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6350 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6351 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6352 sse5_perm<mode>): Fix constraints.