1 2008-04-08 Jan Hubicka <jh@suse.cz>
3 * function.h (incomming_args): Break out of struct function.
4 (function_subsections): Break out of struct function.
5 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6 return_rtx and hard_reg_initial_vals from struct function.
7 Kill inl_max_label_num.
8 (current_function_pops_args, current_function_args_info,
9 current_function_args_size, current_function_args_size,
10 current_function_pretend_args_size,
11 current_function_outgoing_args_size,
12 current_function_internal_arg_pointer, current_function_return_rtx):
13 Kill compatibility accestor macros.
14 * builtins.c (expand_builtin_apply_args_1): Update.
15 (expand_builtin_next_arg): Update.
16 * df-scan.c (df_get_call_refs): Update.
17 * dbxout.c (dbxout_function_end): Update.
18 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19 (output_line_info): Update.
20 (secname_for_decl): Update.
21 (dwarf2out_var_location): Update.
22 * function.c (free_after_compilation): Update.
23 (assign_parm_find_stack_rtl): Update.
24 (assign_parms): Update.
25 (expand_dummy_function_end): Update.
26 (expand_function_end): Update.
27 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
28 (expand_call): Update.
29 (emit_library_call_value_1): Update.
30 (store_one_arg): Update.
31 * varasm.c (initialize_cold_section_name): Update.
32 (unlikely_text_section): Update.
33 (unlikely_text_section_p): Update.
34 (assemble_start_function): Update.
35 (assemble_end_function): Update.
36 (default_section_type_flags): Update.
37 (switch_to_section): Update.
38 * integrate.c (set_decl_abstract_flags): Update.
39 (get_hard_reg_initial_val): Update.
40 (has_hard_reg_initial_val): Update.
41 (allocate_initial_values): Update.
42 * resource.c (init_resource_info): Update.
43 * config/alpha/alpha.c (NUM_ARGS): Update.
44 (direct_return): Update.
45 (alpha_va_start): Update.
46 (alpha_sa_size): Update.
47 (alpha_initial_elimination_offset): Update.
48 (alpha_expand_prologue): Update.
49 (alpha_start_function): Update.
50 (alpha_expand_epilogue): Update.
51 (unicosmk_initial_elimination_offset):
52 * config/alpha/alpha.md (call expander): Update.
53 * config/s390/s390.c (s390_register_info): Update.
54 (s390_register_info): Update.
55 (s390_frame_info): Update.
56 (s390_initial_elimination_offset): Update.
57 (s390_build_builtin_va_list): Update.
58 (s390_va_start): Update.
59 * config/spu/spu.c (direct_return): Update.
60 (spu_expand_prologue): Update.
61 (spu_initial_elimination_offset): Update.
62 (spu_build_builtin_va_list): Update.
63 (spu_va_start): Update.
64 * config/sparc/sparc.c (sparc_init_modes): Update.
65 (sparc_compute_frame_size): Update.
66 (function_value): Update.
67 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
68 * config/i386/i386.md (return expander): Update.
69 * config/i386/i386.c (ix86_va_start): Update.
70 (ix86_can_use_return_insn_p): Update.
71 (ix86_compute_frame_layout): Update.
72 (ix86_expand_epilogue): Update.
73 * config/sh/sh.c (output_stack_adjust): Update.
74 (calc_live_regs): Update.
75 (sh_expand_prologue): Update.
76 (sh_builtin_saveregs): Update.
77 (sh_va_start): Update.
78 (initial_elimination_offset): Update.
79 (sh_allocate_initial_value): Update.
80 (sh_function_ok_for_sibcall): Update.
81 (sh_get_pr_initial_val): Update.
82 * config/sh/sh.md (return expander): Update.
83 * config/avr/avr.c (frame_pointer_required_p): UPdate.
84 * config/crx/crx.c (crx_compute_frame): UPdate.
85 (crx_initial_elimination_offset): UPdate.
86 * config/xtensa/xtensa.c (compute_frame_size): Update
87 (xtensa_builtin_saveregs): Update.
88 (xtensa_va_start): Update.
89 (order_regs_for_local_alloc): Update.
90 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
91 (xstormy16_expand_builtin_va_start): Update.
92 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
93 * config/m68hc11/m68hc11.md (return expanders): Update.
94 * config/m68hc11/m68hc11.c (expand_prologue): Update.
95 (expand_epilogue): Update.
96 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
97 (cris_simple_epilogue): Update.
98 (cris_expand_prologue): Update.
99 (cris_expand_epilogue): Update.
100 * config/iq2000/iq2000.c (iq2000_va_start): Update.
101 (compute_frame_size): Update.
102 * config/mt/mt.c (mt_compute_frame_size): Update.
103 * config/mn10300/mn10300.c (expand_prologue): Update.
104 (expand_epilogue): Update.
105 (initial_offset): Update.
106 (mn10300_builtin_saveregs):
107 * config/mn10300/mn10300.md (return expander): Update.
108 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
109 (ia64_initial_elimination_offset): Update.
110 (ia64_initial_elimination_offset): Update.
111 (ia64_expand_prologue): Update.
112 * config/m68k/m68k.md (return expander): Update.
113 * config/rs6000/rs6000.c (rs6000_va_start): Update.
114 (rs6000_stack_info): Update.
115 * config/mcore/mcore.c (layout_mcore_frame): Update.
116 (mcore_expand_prolog): Update.
117 * config/arc/arc.c (arc_compute_frame_size): Update.
118 * config/score/score3.c (score3_compute_frame_size): Update.
119 * config/score/score7.c (score7_compute_frame_size): Update.
120 * config/arm/arm.c (use_return_insn): Update.
121 (thumb_find_work_register): Update.
122 (arm_compute_save_reg_mask): Update.
123 (arm_output_function_prologue): Update.
124 (arm_output_epilogue): Update.
125 (arm_size_return_regs): Update.
126 (arm_get_frame_offsets): Update.
127 (arm_expand_prologue): Update.
128 (thumb_exit): Update.
129 (thumb_unexpanded_epilogue): Update.
130 (thumb1_output_function_prologue): Update.
131 * config/pa/pa.md (return expander): Update.
132 * config/pa/pa.c (compute_frame_size): Update.
133 (hppa_builtin_saveregs): Update.
134 * config/mips/mips.c (mips_va_start): Update.
135 (mips16_build_function_stub): Update.
136 (mips_compute_frame_info): Update.
137 (mips_restore_gp): Update.
138 (mips_output_function_prologue): Update.
139 (mips_expand_prologue): Update.
140 * config/v850/v850.c (compute_frame_size): Update.
141 (expand_prologue): * config/mmix/mmix.c (along): update.
142 (mmix_initial_elimination_offset): update.
143 (mmix_reorg): update.
144 (mmix_use_simple_return): update.
145 (mmix_expand_prologue): update.
146 (mmix_expand_epilogue): Update.
147 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
148 (emit_link_insn): Update.
150 2008-04-08 Anatoly Sokolov <aesok@post.ru>
152 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
153 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
155 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
158 2008-04-07 Jan Hubicka <jh@suse.cz>
160 * function.h (rtl): Rename to x_rtl.
162 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
163 frame_offset, stack_check_probe_note, arg_pointer_save_area,
164 used_temp_slots avail_temp_slots, temp_slot_level,
165 nonlocal_goto_handler_labels): Update accesstors.
166 (rtl): New global variable.
167 (struct function): Move some fileds to rtl_data.
168 (get_arg_pointer_save_area): Update prototype.
169 * builtins.c (expand_builtin_setjmp_receiver): Update call of
170 get_arg_pointer_save_area.
171 * expr.c (init_expr): Update
172 * function.c (get_frame_size): Update
173 (assign_stack_local): Update
174 (expand_function_end): Update.
175 (get_art_pointer_save_area): Update
177 * emit-rtl.c (rtl): Declare.
178 (regno_reg_rtx): Declare.
179 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
181 (gen_reg_rtx): Update.
182 * varasm.c (n_deferred_constatns): Update accestor.
183 (init_varasm_status): Do not allocate varasm_status.
184 (force_const_mem, get_pool_size, output_constant_pool): Update.
185 * stmt.c (force_label_rtx): Do not use x_ prefixes.
186 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
187 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
188 * sparc/sparc.h (INIT_EXPANDERS): Update.
189 * ia64/ia64.h (INIT_EXPANDERS): Update.
191 2008-04-07 James E. Wilson <wilson@tuliptree.org>
193 * reload.c (push_secondary_reload): Add missing break to for loop.
195 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
197 PR middle-end/PR28690
198 * rtlanal.c: Update copyright years.
199 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
200 as REG_POINTER and MEM_POINTER operands.
201 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
202 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
203 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
204 * gcse.c: Update copyright years.
205 (pre_delete): Call gen_reg_rtx_and_attrs.
206 (hoist_code): Likewise.
207 (build_store_vectors): Likewise.
208 (delete_store): Likewise.
209 * loop-invariant.c (move_invariant_reg): Likewise.
210 Update copyright years.
212 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
215 control string instead of quoted.
217 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
219 * doc/rtl.texi: Rewrite of subreg section.
221 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
224 * config/i386/i386.c (legitimize_pic_address): Add treating
225 of dllimport SYM_REF's.
226 (legitimize_dllimport_symbol): Add prototype.
228 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
230 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
231 reference in constructor with non self-referential type.
233 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
235 Removal of Return with Depressed Stack Pointer support
236 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
237 (ECF_SP_DEPRESSED): Likewise.
238 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
239 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
240 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
241 (expand_call): Do not test ECF_SP_DEPRESSED.
242 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
243 * function.c (keep_stack_depressed): Delete.
244 (handle_epilogue_set): Likewise.
245 (update_epilogue_consts): Likewise.
246 (emit_equiv_load): Likewise.
247 (thread_prologue_and_epilogue_insns): Remove support for Return with
248 Depressed Stack Pointer.
249 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
251 2008-04-06 Richard Guenther <rguenther@suse.de>
253 PR tree-optimization/35400
254 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
255 information from SSA_NAMEs.
257 2008-04-06 Anatoly Sokolov <aesok@post.ru>
259 * config/avr/avr.h (avr_mega_p): Remove declaration.
260 (AVR_MEGA): Remove macro.
261 * config/avr/avr.c (avr_mega_p): Remove variable.
262 (avr_override_options): Remove inicializion of avr_mega_p.
263 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
264 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
265 (avr_jump_mode): (Ditto.).
266 (avr_output_progmem_section_asm_op): (Ditto.).
267 (avr_asm_init_sections): (Ditto.).
268 (avr_asm_init_sections): (Ditto.).
269 (avr_rtx_costs): (Ditto.).
270 * config/avr/avr.md: (Ditto.).
271 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
274 2008-04-06 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/35842
277 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
278 is_gimple_invariant_address.
280 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
282 * gcc.c (default_compilers): Sync Fortran extensions list with
283 that in fortran/lang-specs.h.
284 * doc/invoke.texi: Likewise.
285 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
286 * dwarf2out.c (gen_compile_unit_die): Likewise.
288 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
290 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
292 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
296 attribute is used for nested functions.
298 2008-04-05 Jan Hubicka <jh@suse.cz>
300 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
302 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
304 (dump_files): Update.
305 (enable_rtl_dump_file): Do not accept letter argument.
306 * tree-pass.h (dump_file_info): Remove letter argument.
307 * toplev.c (decode_d_option): Update -da handling.
308 * toplev.h (enable_rtl_dump_file): Update prototype.
309 * passes.c (register_one_dump_file): Do not accept IPA argument; work
310 it out based on pass type.
311 (register_dump_files_1): Likewise.
312 (init_optimization_passes): Update register_one_dump_file calls.
313 (execute_one_pass): Sanity check that IPA passes are called at IPA
314 level and RTL passes at RTL level.
315 (execute_pass_list): IPA pass can not be after or subpass of
317 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
318 disallov RTL subpasses of IPA subpasses.
320 2008-04-05 Ben Elliston <bje@au.ibm.com>
322 * tree-cfg.c (need_fake_edge_p): Return false for calls to
323 builtins that return exactly once and do not throw. Cache call to
326 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
328 PR rtl-optimization/34916
330 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
331 between instruction pairs.
333 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
335 * doc/invoke.texi: Document -mbitops for SH.
336 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
337 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
338 * config/sh/sh.c (print_operand): Add %t operand code.
339 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
340 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
341 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
342 (extendqihi2): Likewise.
344 (insv): Use bset, bclr and bst instructions for SH2A if possible.
345 (extv): Use bld instruction for SH2A if possible.
347 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
348 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
349 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
350 (bset.b, bclr.b): Define peepholes.
351 * config/sh/sh.opt (mbitops): New option.
353 2008-04-04 Janis Johnson <janis187@us.ibm.com>
356 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
357 and view convert expression.
359 2008-04-04 Jakub Jelinek <jakub@redhat.com>
362 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
364 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
366 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
368 * config/i386/cpuid.h (bit_AES): New.
369 (bit_PCLMUL): Likewise.
371 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
372 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
373 SSE2 if AES or PCLMUL is enabled.
374 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
375 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
376 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
377 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
378 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
379 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
380 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
381 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
382 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
383 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
384 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
385 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
386 __builtin_ia32_aeskeygenassist128 and
387 __builtin_ia32_pclmulqdq128.
388 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
389 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
390 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
392 * config/i386/i386.h (TARGET_AES): New.
393 (TARGET_PCLMUL): Likewise.
394 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
396 * config/i386/i386.md (UNSPEC_AESENC): New.
397 (UNSPEC_AESENCLAST): Likewise.
398 (UNSPEC_AESDEC): Likewise.
399 (UNSPEC_AESDECLAST): Likewise.
400 (UNSPEC_AESIMC): Likewise.
401 (UNSPEC_AESKEYGENASSIST): Likewise.
402 (UNSPEC_PCLMUL): Likewise.
404 * config/i386/i386.opt (maes): New.
407 * config/i386/sse.md (aesenc): New pattern.
408 (aesenclast): Likewise.
410 (aesdeclast): Likewise.
412 (aeskeygenassist): Likewise.
413 (pclmulqdq): Likewise.
415 * config/i386/wmmintrin.h: New.
417 * doc/extend.texi: Document AES and PCLMUL built-in function.
419 * doc/invoke.texi: Document -maes and -mpclmul.
421 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
423 * function.c (free_after_parsing): Replace with
424 cxx_push_function_context from C++ front-end.
425 (allocate_struct_function): Don't call langhook.
426 * langhooks.h (struct lang_hooks_for_functions): Delete.
427 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
429 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
430 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
431 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
432 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
433 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
434 remove LANG_HOOKS_FUNCTION_INITIALIZER.
435 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
437 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
438 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
440 2008-04-04 Jakub Jelinek <jakub@redhat.com>
443 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
446 2008-04-04 Richard Guenther <rguenther@suse.de>
449 * fold-const.c (optimize_minmax_comparison): Use the correct
450 type for the constant in the simplified comparison.
452 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
454 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
455 Pass L2 size as "--param l2-cache-size" to the compiler.
456 (decode_l2_cache): New function to decode L2 cache parameters using
457 0x8000006 extended cpuid function.
458 (detect_caches_amd): Determine parameters of L2 cache using
459 decode_l2_caches function.
460 (decode_caches_intel): Decode L2 cache parameters.
461 (detect_caches_intel): Determine L2 cache parameters using
462 decode_caches_intel and decode_l2_caches functions.
464 2008-04-03 Bob Wilson <bob.wilson@acm.org>
466 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
467 secondary input reload for subword loads from the constant pool.
469 2008-04-03 Janis Johnson <janis187@us.ibm.com>
472 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
473 constants of the appropriate size for runtime calculations.
476 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
477 decimal-float literal constant zero.
479 2008-04-03 Jakub Jelinek <jakub@redhat.com>
482 * c-parser.c (c_parser_omp_atomic): Call
483 default_function_array_conversion on the RHS.
486 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
487 call is_variable_sized if decl has incomplete type.
489 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
491 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
493 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
495 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
497 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
498 (sgt<u>): Merge sgt and sgtu into new expander.
499 (sgt, sgtu): Remove expanders.
500 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
501 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
502 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
503 *sgtu_<mode>_mips16 into new pattern.
504 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
505 (sge<u>): Merge sge and sgeu into new expander.
506 (sge, sgeu): Remove expanders.
507 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
509 (*sge_<mode>, second *sge_<mode>): Remove patterns.
510 (slt<u>): Merge slt and sltu into new expander.
511 (slt, sltu): Remove expanders.
512 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
513 (*slt_<mode>, *sltu_<mode>): Remove patterns.
514 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
515 *sltu_<mode>_mips16 into new pattern.
516 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
517 (sle<u>): Merge sle and sleu into new expander.
518 (sle, sleu): Remove expanders.
519 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
520 (*sle_<mode>, *sleu_<mode>): Remove patterns.
521 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
522 *sleu_<mode>_mips16 into new pattern.
523 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
525 2008-04-03 Jan Hubicka <jh@suse.cz>
527 PR tree-optimization/35795
528 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
529 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
530 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
531 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
532 * score/score3.c (score3_output_mi_thunk): Likewise.
533 * score/score7.c (score7_output_mi_thunk): Likewise.
534 * mips/mips.c (mips_output_mi_thunk): Likewise.
536 2008-04-03 Richard Guenther <rguenther@suse.de>
538 * tree-vrp.c (extract_range_from_unary_expr): Handle all
539 conversions. Simplify code.
541 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
543 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
545 2008-04-03 Tom Tromey <tromey@redhat.com>
546 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
548 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
549 * config/bfin/t-bfin-linux (generated_files): Add
550 linux-sysroot-suffix.h.
551 * doc/install.texi (Prerequisites): Require make 3.80.
552 * doc/sourcebuild.texi (Front End Directory): Document new
554 * Makefile.in (generated_files): New variable.
555 (ALL_HOST_OBJS): New variable.
556 ($(ALL_HOST_OBJS)): New target.
558 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
560 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
561 (remap_block): Call id->transform_lang_insert_block instead
563 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
564 Set id.transform_lang_insert_block to NULL.
565 (clone_body): Move to cp/optimize.c
566 * tree-inline.h (struct copy_body_data): Change
567 transform_lang_insert_block to function pointer.
568 (copy_generic_body, copy_decl_no_change): Export.
569 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
570 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
571 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
573 * c-tree.h (insert_block): Kill.
574 * c-decl.c (insert_block): Kill.
576 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
578 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
579 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
580 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
582 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
583 argument, call {push,pop}_function_context from here.
584 * c-parser.c: Use c_{push,pop}_function_context.
586 * function.c (push_function_context_to): Move meat ...
587 (push_function_context): ... here. Simplify.
588 * function.c (pop_function_context_from): Move meat ...
589 (pop_function_context): ... here. Simplify.
590 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
592 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
593 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
594 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
595 * tree.h (push_function_context_to, pop_function_context_from): Remove.
597 2008-04-03 Ben Elliston <bje@au.ibm.com>
599 * expmed.c (extract_force_align_mem_bit_field): Remove.
601 2008-04-03 Richard Guenther <rguenther@suse.de>
604 * expr.h (try_casesi): Adjust prototype.
605 * expr.c (try_casesi): Take fallback label as extra parameter.
606 Use that for gen_casesi if default_label is NULL.
607 * stmt.c (expand_case): Pass fallback label to try_casesi,
608 make sure to fill gaps with a fallback label if default_label
611 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
614 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
616 2008-04-03 Ben Elliston <bje@au.ibm.com>
618 * expmed.c (extract_split_bit_field): Remove if (0) code.
619 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
620 (do_ds_constraint): Likewise.
622 2008-04-02 Joseph Myers <joseph@codesourcery.com>
624 * doc/cppopts.texi (-dU): Document.
625 * c-common.h (flag_dump_macros): Update comment.
626 * c-opts.c (handle_OPT_d): Handle -dU.
627 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
628 dump_queued_macros, cb_used_define, cb_used_undef): New.
629 (init_pp_output): Handle -dU.
630 (cb_line_change): Call dump_queued_macros.
631 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
633 2008-04-02 Anatoly Sokolov <aesok@post.ru>
635 * config/avr/predicates.md (io_address_operand): New predicate.
636 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
637 * config/avr/avr.c (avr_io_address_p): Remove function.
638 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
639 'avr_io_address_p' function.
640 (out_movhi_r_mr): (Ditto.).
641 (out_movqi_mr_r): (Ditto.).
642 (out_movhi_mr_r): (Ditto.).
643 (avr_address_cost): (Ditto.).
645 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
648 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
649 in 32bit mode when XMM registers are available to avoid store
651 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
652 corresponding post-reload splitters.
654 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
656 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
657 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
658 __builtin_ia32_roundss.
659 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
660 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
661 __builtin_ia32_roundss.
662 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
663 IX86_BUILTIN_SHUFPD here.
665 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
667 * config/i386/i386.md (plogic): New.
668 (plogicprefix): Likewise.
670 * config/i386/mmx.md (mmx_<code><mode>3): New.
671 (mmx_and<mode>3): Removed.
672 (mmx_ior<mode>3): Likewise.
673 (mmx_xor<mode>3): Likewise.
675 * config/i386/sse.md (<code><mode>3): New.
676 (*<code><mode>3): Likewise.
677 (*<code><mode>3): Likewise.
678 (<code><mode>3): Likewise.
679 (*sse_<code><mode>3): Likewise.
680 (*sse2_<code><mode>3): Likewise.
681 (<code>tf3): Likewise.
682 (*<code>tf3): Likewise.
683 (and<mode>3): Likewise.
684 (*and<mode>3): Likewise.
685 (ior<mode>3): Removed.
686 (*ior<mode>3): Likewise.
687 (xor<mode>3): Likewise.
688 (*xor<mode>3): Likewise.
689 (*and<mode>3): Likewise.
690 (*ior<mode>3): Likewise.
691 (*xor<mode>3): Likewise.
692 (and<mode>3): Likewise.
693 (*sse_and<mode>3): Likewise.
694 (*sse2_and<mode>3): Likewise.
697 (ior<mode>3): Likewise.
698 (*sse_ior<mode>3): Likewise.
699 (*sse2_ior<mode>3): Likewise.
702 (xor<mode>3): Likewise.
703 (*sse_xor<mode>3): Likewise.
704 (*sse2_xor<mode>3): Likewise.
708 2008-04-02 Richard Guenther <rguenther@suse.de>
710 PR tree-optimization/14495
711 PR tree-optimization/34793
712 * tree-vrp.c (struct switch_update): New structure.
713 (to_remove_edges, to_update_switch_stmts): New VECs.
714 (simplify_switch_using_ranges): New function. Remove not taken
715 case labels and edges.
716 (simplify_stmt_using_ranges): Call it.
717 (identify_jump_threads): Mark edges we have queued for removal
718 so we don't thread them.
719 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
721 * tree-cfg.c (group_case_labels): Deal with missing default label.
722 (tree_verify_flow_info): Allow missing default label.
723 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
724 (emit_case_nodes): Likewise.
725 (expand_case): Do not rely on the default label to be present.
726 * expr.c (try_casesi): Deal with NULL default_label.
727 (do_tablejump): Likewise.
729 2008-04-02 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/14495
732 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
734 (vrp_visit_switch_stmt): ... but here (new function).
735 (find_case_label_index): New helper function.
736 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
738 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
740 * fwprop.c: Fix ISO-C99ism.
742 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
745 * Makefile.in (objdir): Set it here.
746 * configure.ac: Not here. Find dynamic linker characteristics.
747 * exec-tool.in: Use them.
748 * aclocal.m4: Regenerate.
749 * configure: Regenerate.
751 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
753 * expr.c (expand_var): Delete it.
754 * expr.h (expand_var): Delete prototype.
755 * function.c (expand_function_start): Use expand_decl instead.
756 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
759 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
761 PR rtl-optimization/35542
762 * fwprop.c (forward_propagate_and_simplify): Replace
763 loc_reg_mentioned_in_p with reg_mentioned_p.
765 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
767 PR rtl-optimization/35281
768 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
769 (propagate_rtx_1): Handle PR_HANDLE_MEM.
770 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
771 (varying_mem_p): Move above propagate_rtx.
772 (all_uses_available_at): Do not check MEMs.
774 2008-04-02 Rafael Espindola <espindola@google.com>
776 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
777 (register_edge_assert_for_2): Split the cond argument.
778 (register_edge_assert_for_1): Adjust for the change in
779 register_edge_assert_for_2.
780 (register_edge_assert_for): Split the cond argument.
781 (find_switch_asserts): Adjust for the change in
782 register_edge_assert_for.
784 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
786 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
787 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
788 offsets for 64-bit mingw.
789 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
790 abi for x86_64-pc-mingw.
792 2008-04-02 Richard Guenther <rguenther@suse.de>
794 * tree-vrp.c (extract_range_from_assert): Make sure to not
795 produce range min/max with TREE_OVERFOW set.
796 If merging a anti-range and a range keep the anti-range if
797 the range covers all values of the type.
798 (register_edge_assert_for_2): Only allow sign-changing
799 conversions in detecting canonical range checks. Also
800 register an assert for the unsigned name if useful.
802 PR tree-optimization/35787
803 * tree-vrp.c (vrp_val_max): New function.
804 (vrp_val_min): Likewise.
805 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
806 (vrp_val_is_min): Likewise.
807 (supports_overflow_infinity): Use vrp_val_{min,max}.
808 (negative_overflow_infinity): Likewise.
809 (positive_overflow_infinity): Likewise.
810 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
811 (is_positive_overflow_infinity): Likewise.
812 (is_overflow_infinity): Likewise.
813 (avoid_overflow_infinity): Use vrp_val_{min,max} and
814 vrp_val_is_{min,max}.
815 (set_and_canonicalize_value_range): Canonicalize anti-ranges
816 to ranges if possible. Avoid empty ranges.
818 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
821 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
822 the expression is a function address.
824 2008-04-01 George Helffrich <george@gcc.gnu.org>
826 PR fortran/PR35154, fortran/PR23057
827 * fortran/trans-common.c (create_common): Add decl to function
828 chain to preserve identifier scope in debug output.
830 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
831 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
832 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
833 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
835 (dbxout_syms): Check for COMMON-based symbol and wrap in
836 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
837 in bracket for efficiency.
839 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
840 using DW_TAG_common_block + member offset.
841 (add_pubname_string): New function.
842 (dw_expand_expr): New function to find block name and offset for
844 (common_check): New function to check whether symbol in Fortran COMMON.
845 (gen_variable_die): If COMMON, use DW_TAG_common_block.
847 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
848 use of common is unchanged.
850 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
851 with all combinations of debug options available on target.
852 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
853 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
854 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
855 .stabs functionality.
856 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
859 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
862 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
864 2008-04-02 Ben Elliston <bje@au.ibm.com>
866 * config/v850/v850.md (casesi): Remove if (0) code.
867 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
868 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
870 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
872 * config/i386/i386.md (rex64suffix): New mode attribute.
873 (floathi<mode>2): Disable expander for SSE math.
874 (*floathi<mode>2_1): New insn insn_and_split pattern.
875 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
876 corresponding post-reload splitters.
877 (*floathi<mode>2_i387): New macroized insn pattern.
878 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
879 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
880 insn_and_split pattern.
881 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
882 New macroized instruction patterns and corresponding post-reload
884 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
885 and corresponding post-reload splitters.
886 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
887 New macroized instruction patterns.
888 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
889 macroized instruction patterns and corresponding post-reload splitters.
890 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
891 corresponding post-reload splitters.
892 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
893 New macroized instruction patterns.
894 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
895 corresponding post-reload splitters.
896 (*floatsi<mode>2_i387): New macroized instruction patterns.
898 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
900 * config/i386/i386.md (smaxmin): New.
902 (maxminiprefix): Likewise.
903 (maxminfprefix): Likewise.
904 (<code><mode>3): Likewise.
905 (smin<mode>3): Removed.
906 (smax<mode>3): Likewise.
908 * config/i386/mmx.md (mmx_<code>v2sf3): New.
909 (mmx_<code>v4hi3): Likewise.
910 (mmx_<code>v8qi3): Likewise.
911 (mmx_smaxv2sf3): Removed.
912 (mmx_sminv2sf3): Likewise.
913 (mmx_umaxv8qi3): Likewise.
914 (mmx_smaxv4hi3): Likewise.
915 (mmx_uminv8qi3): Likewise.
916 (mmx_sminv4hi3): Likewise.
918 * config/i386/sse.md (<addsub><mode>3): New.
919 (*<addsub><mode>3): Likewise.
920 (<sse>_vm<addsub><mode>3): Likewise.
921 (<maxmin><mode>3): Likewise.
922 (*<maxmin><mode>3_finite): Likewise.
923 (*<maxmin><mode>3): Likewise.
924 (<sse>_vm<maxmin><mode>3): Likewise.
925 (sse3_h<addsub>v4sf3): Likewise.
926 (sse3_h<addsub>v2df3): Likewise.
927 (<maxmin>v16qi3): Likewise.
928 (*<maxmin>v16qi3): Likewise.
929 (<maxmin>v8hi3): Likewise.
930 (*<maxmin>v8hi3): Likewise.
931 (*sse4_1_<maxmin><mode>3): Likewise.
932 (*sse4_1_<maxmin><mode>3): Likewise.
933 (add<mode>3): Removed.
934 (*add<mode>3): Likewise.
935 (<sse>_vmadd<mode>3): Likewise.
936 (sub<mode>3): Likewise.
937 (*sub<mode>3): Likewise.
938 (<sse>_vmsub<mode>3): Likewise.
939 (smin<mode>3): Likewise.
940 (*smin<mode>3_finite): Likewise.
941 (*smin<mode>3): Likewise.
942 (<sse>_vmsmin<mode>3): Likewise.
943 (smax<mode>3): Likewise.
944 (*smax<mode>3_finite): Likewise.
945 (*smax<mode>3): Likewise.
946 (<sse>_vmsmax<mode>3): Likewise.
947 (sse3_haddv4sf3): Likewise.
948 (sse3_haddv2df3): Likewise.
949 (sse3_hsubv4sf3): Likewise.
950 (sse3_hsubv2df3): Likewise.
951 (umaxv16qi3): Likewise.
952 (*umaxv16qi3): Likewise.
953 (smaxv8hi3): Likewise.
954 (*smaxv8hi3): Likewise.
955 (*sse4_1_smax<mode>3): Likewise.
956 (*sse4_1_umax<mode>3): Likewise.
957 (uminv16qi3): Likewise.
958 (*uminv16qi3): Likewise.
959 (sminv8hi3): Likewise.
960 (*sminv8hi3): Likewise.
961 (*sse4_1_smin<mode>3): Likewise.
962 (*sse4_1_umin<mode>3): Likewise.
964 2008-04-01 Rafael Espindola <espindola@google.com>
966 * tree-cfg.c (verify_expr): remove in_phi.
967 (verify_stmt): Don't call walk_tree with verify_expr. Use
968 is_gimple_min_invariant instead of is_gimple_val.
970 2008-04-01 Joseph Myers <joseph@codesourcery.com>
972 * doc/include/gpl_v3.texi: Update for manpage generation.
973 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
975 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
976 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
977 gpl_v3.texi instead of gpl.texi.
980 2008-04-01 Jakub Jelinek <jakub@redhat.com>
983 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
985 2008-04-01 Rafael Espindola <espindola@google.com>
987 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
988 (extract_code_and_val_from_cond): Use
989 extract_code_and_val_from_cond_with_ops.
991 2008-04-01 Jan Hubicka <jh@suse.cz>
993 * function.c (free_after_compilation): Free epilogue_delay_list.
994 (prepare_function_start): Assert that previous compilation was freed.
996 2008-04-01 Jan Hubicka <jh@suse.cz>
997 Jim Wilson <wilson@tuliptree.org>
998 Andreas Tobler <andreast@gcc.gnu.org>
1001 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1002 rtl.emit instead cfun->emit.
1003 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1004 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1006 2008-04-01 Ben Elliston <bje@au.ibm.com>
1008 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1010 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1012 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1014 (fprofile-use): Add var flag_profile_use
1015 * coverage.c (coverage_begin_output): Do not open a gcno file for
1016 output only if -ftest-coverage is set.
1017 Do not add getpwd() to gcda file path.
1018 (build_gcov_info): Check the new flag
1019 flag_profile_datafile_relative_path.
1020 (coverage_init): Use profile_data_prefix.
1021 Read profile counter only if flag_profile_use is set.
1022 * opts.c (common_handle_option): New option fprofile-use=,
1023 fprofile-dir=, fprofile-generate=.
1024 * toplev.c (profile_data_prefix): New variable definition.
1025 * toplev.h (profile_data_prefix): New declaration.
1026 * doc/invoke.tex (Option Summary, Optimization Options):
1029 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1031 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1032 use tmp consistently.
1035 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1036 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1037 UNSPEC_FR_RECIP_APPROX_RES.
1038 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1040 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1043 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1045 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1048 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1049 element of the vector via a pointer.
1051 2008-03-31 Ian Lance Taylor <iant@google.com>
1053 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1055 2008-03-31 Jan Hubicka <jh@suse.cz>
1057 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1058 get_arg_pointer_save_area.
1059 * expr.c (init_expr): Just clear out rtl.expr.
1060 * function.c (free_after_compilation): Clear out whole RTL structure.
1061 (get_func_frame_size): Merge into ...
1062 (get_frame_size): ... this one.
1063 (assign_stack_local_1): Merge into ...
1064 (assign_stack_local): ... this one.
1065 (expand_function_end): Update call of get_arg_pointer_save_area.
1066 (get_art_pointer_save_area): Remove cfun argument.
1067 * function.h (emit_status): regno_pointer_align does not need length
1068 attribute. Move x_regno_reg_rtx to ...
1069 (regno_reg_rtx): ... new global array.
1070 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1071 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1072 apply_args_value, forced_labels, stack_pointer_delta):
1074 (struct varasm_status): Move here from varasm.c
1075 (struct rtl_data): New. Move here some fields from struct function.
1076 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1077 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1078 used_temp_slots avail_temp_slots, temp_slot_level,
1079 nonlocal_goto_handler_labels): Update accesstors.
1080 (rtl): New global variable.
1081 (struct function): Move some fileds to rtl_data.
1082 (get_arg_pointer_save_area): Update prototype.
1083 * emit-rtl.c (rtl): Declare.
1084 (regno_reg_rtx): Declare.
1085 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1087 (gen_reg_rtx): Update.
1088 (init_virtual_regs): Do not tate emit_status argument.
1089 (init_emit): Do not allocate emit.
1090 * varasm.c (varasm_statuc): Move to function.h.
1091 (n_deferred_constatns): Update accestor.
1092 (init_varasm_status): Do not allocate varasm_status.
1093 (force_const_mem, get_pool_size, output_constant_pool): Update.
1094 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1095 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1097 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1099 PR rtl-optimization/35729
1100 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1103 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1106 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1107 load/store if memory is unaligned.
1108 (*movti_rex64): Likewise.
1110 * config/i386/predicates.md (misaligned_operand): New.
1112 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1115 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1118 2008-03-31 Jan Beulich <jbeulich@novell.com>
1120 * config/ia64/constraints.md: Add 'j' constraint.
1121 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1122 (movdi_internal): Likewise.
1124 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1127 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1129 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1132 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1133 proper error message for the third argument on blendpd and
1136 * config/i386/sse.md (blendbits): New.
1137 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1139 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1141 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1143 2008-03-30 Richard Guenther <rguenther@suse.de>
1146 * fold-const.c (fold_sign_changed_comparison): Do leave
1147 conversions to base-types alone.
1149 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1151 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1152 the link register if one altivec register is be saved.
1154 2008-03-30 Ben Elliston <bje@au.ibm.com>
1156 * final.c (final_scan_insn): Remove if (0) code.
1158 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1160 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1162 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1164 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1165 of V4SFmode to ix86_binary_operator_ok.
1167 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.c (override_options): Initialize
1170 ix86_veclib_handler to ix86_veclibabi_svml when
1171 -mveclibabi=svml is used.
1172 (ix86_veclibabi_svml): New function for SVML ABI style
1173 vectorization support.
1174 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1176 2008-03-28 Rafael Espindola <espindola@google.com>
1178 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1179 (tree_binary_nonnegative_warnv_p): Make it public.
1180 (tree_single_nonnegative_warnv_p): Make it public.
1181 (tree_invalid_nonnegative_warnv_p): Make it public.
1182 (tree_unary_nonzero_warnv_p): Make it public.
1183 (tree_binary_nonzero_warnv_p): Make it public
1184 (tree_single_nonzero_warnv_p): Make it public.
1185 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1186 (extract_range_from_binary_expr): Split the expr argument.
1187 (extract_range_from_unary_expr): Split the expr argument.
1188 (extract_range_from_comparison): Split the expr argument.
1189 (extract_range_from_expr): Use the new aux functions.
1190 (vrp_evaluate_conditional_warnv): Use
1191 vrp_evaluate_conditional_warnv_with_ops.
1192 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1193 (tree_binary_nonzero_warnv_p): Declare.
1194 (tree_single_nonzero_warnv_p): Declare.
1195 (tree_expr_nonzero_warnv_p): Declare.
1196 (tree_unary_nonnegative_warnv_p): Declare.
1197 (tree_binary_nonnegative_warnv_p): Declare.
1198 (tree_single_nonnegative_warnv_p): Declare.
1199 (tree_invalid_nonnegative_warnv_p): Declare.
1201 2008-03-28 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/30317
1204 PR tree-optimization/30911
1205 PR tree-optimization/34793
1206 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1207 (struct assert_locus_d): New member EXPR.
1208 (register_new_assert_for): Add EXPR parameter to support
1209 ASSERT_EXPR <name, expr OP limit>.
1210 (register_edge_assert_for_1): Adjust callers.
1211 (find_assert_locations): Likewise.
1212 (process_assert_insertions_for): Build condition from expression.
1213 (extract_range_from_assert): Handle ASSERT_EXPRs
1214 of the form ASSERT_EXPR <name, expr OP limit>.
1215 (register_edge_assert_for_2): New helper registering
1216 asserts for comparisons. Recognize range tests of the form
1217 (unsigned)i - CST1 OP CST2.
1218 (register_edge_assert_for_1): Use it.
1219 (register_edge_assert_for): Likewise.
1220 (needs_overflow_infinity): Integer sub-types
1221 do not need overflow infinities.
1222 (vrp_val_is_max): The extreme values of integer sub-types
1223 are those of the base type.
1224 (vrp_val_is_min): Likewise.
1225 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1228 2008-03-28 Nick Clifton <nickc@redhat.com>
1230 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1231 Return GENERAL_REGS for stack adjustment reloads.
1233 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1236 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1237 const_vector when all the vectors are constant.
1239 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1241 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1243 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1244 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1246 (s<code>_sf): Use new scc_sf attribute for opcode names.
1248 2008-03-27 Tom Tromey <tromey@redhat.com>
1250 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1251 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1252 config/spu/t-spu-elf, config/i386/t-interix,
1253 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1254 config/i386/x-darwin, config/i386/x-mingw32,
1255 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1256 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1257 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1258 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1259 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1260 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1261 config/score/t-score-elf, config/arm/t-strongarm-pe,
1262 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1263 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1264 Revert automatic dependency patch.
1266 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1269 * config/i386/i386.c (ix86_function_arg_boundary): Align
1270 decimal floating point to its natural boundary.
1272 2008-03-27 Richard Guenther <rguenther@suse.de>
1275 * fold-const.c (fold_comparison): Restrict distinct decl
1276 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1277 solely rely on operand_equal_p.
1279 2008-03-27 Richard Guenther <rguenther@suse.de>
1282 * c-common.c (handle_weak_attribute): Reject combination of
1285 2008-03-27 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/32810
1288 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1289 conversions from DECL_INITIAL.
1290 (fold_const_aggregate_ref): Likewise from constructor elements.
1292 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1294 * tree-affine.h (aff_combination_expand): Declare.
1295 (get_inner_reference_aff): Likewise.
1296 * tree-affine.c (aff_combination_expand): Split out from
1297 tree_to_aff_combination_expand.
1298 (get_inner_reference_aff): New function.
1299 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1300 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1301 (struct lim_aux_data): sm_done field removed.
1302 (mem_ref_loc_p, mem_ref_locs_p): New types.
1303 (struct mem_ref): Added id, stored, accesses_in_loop,
1304 indep_loop, dep_loop, indep_ref, dep_ref fields.
1305 Removed is_stored, locs and next fields.
1306 (memory_accesses): New variable.
1307 (movement_possibility): Do not allow moving statements
1308 that store to memory.
1309 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1311 (determine_max_movement): For statements with memory references,
1312 find the outermost loop in that the reference is independent.
1313 (move_computations_stmt): Mark the virtual operands for renaming.
1314 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1315 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1316 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1317 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1318 create_vop_ref_mapping, analyze_memory_references,
1319 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1320 get_all_locs_in_loop, ref_always_accessed_p,
1321 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1322 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1323 store_motion_loop, store_motion): New functions.
1324 (struct vop_to_refs_elt): New type.
1325 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1326 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1327 (schedule_sm): Replaced by...
1328 (execute_sm): ... this.
1329 (determine_lsm_ref, hoist_memory_references,
1330 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1331 find_more_ref_vops, free_mem_ref, free_mem_refs,
1332 determine_lsm_loop, determine_lsm): Removed.
1333 (tree_ssa_lim_finalize): Free data structures used by store motion.
1334 (tree_ssa_lim): Call analyze_memory_references. Use
1335 store_motion instead of determine_lsm.
1337 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1339 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1340 rename tmake_file to m68hc11/t-m68hc11.
1341 (mcore): Set inhibit_libc to true.
1342 * config.host (alpha*-dec-*vms*): Set extra_programs.
1343 (interix3*): Don't use host_xmake_file.
1344 * configure.ac: Let config.gcc override inhibit_libc.
1345 * configure: Regenerate.
1347 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1348 * config/t-openbsd-thread: Remove commented out lines.
1350 * config/x-interix: Remove.
1352 * config/m68hc11/t-m68hc11-gas: Rename to...
1353 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1355 * config/mcore/t-mcore: Remove T_CFLAGS.
1356 * config/mcore/t-mcore-pe: Likewise.
1358 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1360 * configure.ac: Replace custom __GNU_SOURCE test with
1361 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1362 * aclocal.m4: Regenerate.
1363 * configure: Regenerate.
1364 * config.in: Regenerate.
1366 2008-03-27 Richard Guenther <rguenther@suse.de>
1368 * fold-const.c (target.h): Include.
1369 (fold_comparison): Fold comparison of addresses of decls
1370 that bind locally or of constants. Consolidate address folding code.
1371 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1372 results from fold_binary_to_constant.
1373 (compare_values_warnv): Likewise.
1375 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1378 * fold-const.c (fold_truthop): Check for integeral types when folding
1379 a == 0 && b == 0 and a != 0 || b != 0 .
1381 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1383 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1385 2008-03-26 Andreas Schwab <schwab@suse.de>
1387 * doc/invoke.texi: Fix use of @item vs. @itemx.
1389 2008-03-26 Tom Tromey <tromey@redhat.com>
1391 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1392 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1393 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1394 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1395 build/genconstants.o, build/genemit.o, build/genextract.o,
1396 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1397 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1400 2008-03-26 Richard Guenther <rguenther@suse.de>
1403 2008-03-26 Richard Guenther <rguenther@suse.de>
1405 * fold-const.c (target.h): Include.
1406 (fold_comparison): Fold comparison of addresses of two decls
1407 that bind locally. Consolidate address folding code.
1409 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1411 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1412 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1413 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1414 dconstsqrt2, dconstthird, dconste and/or dconst10.
1415 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1416 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1417 dconstsqrt2, dconste): Delete.
1418 (init_emit_once): Likewise. Simplify initializing dconstm1.
1420 * real.c (get_real_const): New.
1421 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1422 dconstsqrt2, dconste): Delete.
1423 (real_value_const, get_real_const): New.
1425 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1427 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1429 * config/i386/i386.c (ix86_function_arg_boundary): Check
1430 BIGGEST_ALIGNMENT instead of 128.
1431 (setup_incoming_varargs_64): Likewise.
1433 2008-03-26 Tom Tromey <tromey@redhat.com>
1435 * Makefile.in (DEPFILES): Add missing '/'.
1437 2008-03-26 Richard Guenther <rguenther@suse.de>
1439 * fold-const.c (target.h): Include.
1440 (fold_comparison): Fold comparison of addresses of two decls
1441 that bind locally. Consolidate address folding code.
1443 2008-03-26 Nick Clifton <nickc@redhat.com>
1446 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1447 not allow INT+INT as a legitimate addressing mode.
1449 2008-03-26 Richard Guenther <rguenther@suse.de>
1451 * tree-flow.h (widen_bitfield): Remove declaration.
1452 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1453 (widen_bitfield): Remove function.
1454 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1457 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1460 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1463 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1465 PR rtl-optimization/35232
1466 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1467 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1468 reg_reloaded_call_part_clobbered here.
1469 (reload_regs_reach_end_p): New function.
1470 (reload_reg_rtx_for_input): New variable.
1471 (reload_reg_rtx_for_output): Likewise.
1472 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1473 when reassigning a pseudo register. Load reloadreg from
1474 reload_reg_rtx_for_input, moving the mode and register
1476 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1477 instead of the original when deciding whether an input reload
1478 would be a no-op or whether an output reload can be deleted.
1479 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1480 when setting up new_spill_reg_store. Load it from
1481 reload_reg_rtx_for_output, moving the mode and register
1483 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1484 instead of the original when deciding whether an output reload
1485 would be a no-op. Do the same when modifying insn notes.
1486 Use rtx_equal_p instead of == to compare the registers.
1487 (inherit_piecemeal_p): Take a mode and two register numbers
1489 (emit_reload_insns): Clear new_spill_reg_store for every hard
1490 register in the reload register. Remove spill registers
1491 from reg_reloaded_valid before considering whether to record
1492 inheritance information for them. Use reload_reg_rtx_for_output
1493 instead of reg_rtx when recording output reloads. Use
1494 reload_reg_rtx_for_input instead of reg_rtx when recording
1495 input reloads. Set or clear reg_reloaded_call_part_clobbered
1496 at the same time as setting reg_reloaded_valid.
1497 (delete_output_reload): Add a new_reload_reg parameter and use it
1498 instead of rld[j].reg_rtx.
1499 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1502 2008-03-25 Tom Tromey <tromey@redhat.com>
1504 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1505 (build/genattr.o): Likewise.
1506 (build/genattrtab.o): Likewise.
1507 (build/gencodes.o): Likewise.
1508 (build/genconfig.o): Likewise.
1509 (build/genconstants.o): Likewise.
1510 (build/genemit.o): Likewise.
1511 (build/genextract.o): Likewise.
1512 (build/genflags.o): Likewise.
1514 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1516 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1517 instead of size_int for integer types.
1518 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1519 to match type of MINUS_EXPR.
1521 2008-03-25 Tom Tromey <tromey@redhat.com>
1523 * configure: Rebuilt.
1524 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1527 2008-03-25 Tom Tromey <tromey@redhat.com>
1529 * config/x-solaris (host-solaris.o): Update.
1530 * config/x-linux (host-linux.o): Update.
1531 * config/x-hpux (host-hpux.o): Update.
1532 * config/x-darwin (host-darwin.o): Update.
1533 * config/v850/t-v850e (v850-c.o): Update.
1534 * config/v850/t-v850 (v850-c.o): Update.
1535 * config/t-vxworks (vxworks.o): Update.
1536 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1537 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1538 * config/spu/t-spu-elf (spu-c.o): Update.
1540 * config/sh/t-symbian (sh-c.o): Update.
1541 (symbian.o): Update.
1542 * config/sh/t-sh (sh-c.o): Update.
1543 * config/score/t-score-elf (score7.o, score3.o): Update.
1544 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1545 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1546 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1547 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1549 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1550 * config/m32c/t-m32c (m32c-pragma.o): Update.
1551 * config/ia64/t-ia64 (ia64-c.o): Update.
1552 * config/i386/x-mingw32 (host-mingw32.o): Update.
1553 * config/i386/x-i386 (driver-i386.o): Update.
1554 * config/i386/x-darwin (host-i386-darwin.o): Update.
1555 * config/i386/x-cygwin (host-cygwin.o): Update.
1556 * config/i386/t-nwld (nwld.o): Update.
1557 * config/i386/t-netware (netware.o): Update.
1558 * config/i386/t-interix (winnt.o): Update.
1559 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1560 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1561 msformat-c.o): Update.
1562 * config/bfin/t-bfin-linux (generated_files): Add
1563 linux-sysroot-suffix.h.
1564 * config/arm/t-wince-pe (pe.o): Update.
1565 * config/arm/t-strongarm-pe (pe.o): Update.
1566 * config/arm/t-pe (pe.o): Update.
1567 * config/arm/t-arm (arm-c.o): Update.
1568 * doc/install.texi (Prerequisites): Require make 3.80.
1569 * Makefile.in: Remove .o targets.
1570 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1571 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1572 (simple_generated_h, simple_generated_c): Move earlier.
1573 (generated_files): New variable.
1574 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1575 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1576 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1577 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1578 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1579 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1580 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1581 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1582 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1583 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1584 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1585 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1587 (COMPILE.base, COMPILE): New variables.
1588 (%.o): New pattern rule.
1589 (ALL_HOST_OBJS): New variable.
1590 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1591 (dummy-checksum.o, cc1-checksum.o): Remove.
1592 (DRIVER_SHLIB): New variable.
1593 (DRIVER_DEFINES): Use it.
1594 (gencondmd.c): Move out of build/.
1595 (s-conditions): Update.
1596 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1597 (ALL_BUILD_OBJS): Likewise.
1598 (build/%.o): Use BUILDCOMPILE.
1599 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1600 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1601 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1602 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1603 build/genconfig.o, build/genconstants.o, build/genemit.o,
1604 build/genextract.o, build/genflags.o, build/genmddeps.o,
1605 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1606 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1607 build/gen-protos.o, build/scan.o, build/fix-header.o,
1608 build/scan-decls.o): Simplify.
1609 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1610 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1611 prefix.o, toplev.o): Reduce to variable setting.
1612 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1613 ($(out_object_file), gcc-options.o): New targets.
1614 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1615 * configure: Rebuilt.
1616 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1617 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1619 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1621 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1622 complain when we hit an error, return ERROR_MARK_NODE.
1624 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1626 * config/sh/constraints.md (Pso, Psz): New constraints.
1627 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1628 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1630 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1632 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1633 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1635 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1637 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1638 (prefetch_sh2a): New.
1640 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1641 Naveen.H.S <naveen.hs@kpitcummins.com>
1643 * config/sh/constraints.md (I28): New constraint.
1644 * config/sh/sh.c (broken_move): Add support for movi20s.
1645 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1647 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1648 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1649 Naveen.H.S <naveen.hs@kpitcummins.com>
1651 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1652 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1653 (print_operand): Handle resbank in %@ operand code.
1654 (sh_encode_section_info): New.
1655 (push_regs): Add conditions for resbank.
1656 (sh_expand_epilogue): Likewise.
1657 (sh_insert_attributes): Likewise.
1658 (sh_attribute_table): Likewise.
1659 (sh_handle_resbank_handler_attribute): New.
1660 (sh2a_handle_function_vector_handler_attribute): New.
1661 (sh2a_is_function_vector_call): New.
1662 (sh2a_get_function_vector_number): New.
1663 (sh2a_function_vector_p): New.
1664 (sh_cfun_resbank_handler_p): New.
1665 * config/sh/sh.md (calli): Emit jsr/n if possible.
1666 (calli_tbr_rel): New.
1667 (calli_pcrel): Emit jsr/n if possible.
1668 (return_i): Emit rts/n if possible.
1669 (call_valuei_tbr_rel): New.
1670 (call_valuei_pcrel): Add condition for SH2A target.
1671 (call_value): Likewise.
1672 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1673 (sh2a_get_function_vector_number): Likewise.
1674 (sh2a_is_function_vector_call): Likewise.
1675 * doc/extend.texi: Document TBR relative addressing of SH2A.
1676 (resbank): Add description for SH2A.
1678 2008-03-24 Richard Guenther <rguenther@suse.de>
1681 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1682 pointer assignments change conversions according to middle-end rules.
1683 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1684 * configure.ac: Include type checking in yes.
1685 * configure: Regenerate.
1687 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1689 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1690 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1692 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1694 * gthr-vxworks.h (UNUSED): Define.
1696 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1698 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1700 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1702 * doc/extend.texi (Function Attributes): Add missing comma in the
1703 example of the "alloc_size" attribute.
1705 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1708 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1710 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1713 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1716 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1717 of the underlying type of a MS bitfield layout to the natural
1718 alignment of the type.
1720 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1723 to their natural alignment to avoid store forwarding stalls.
1725 2008-03-22 Richard Guenther <rguenther@suse.de>
1727 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1728 For PHI nodes verify the address is invariant.
1729 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1730 (get_symbol_constant_value): Use is_gimple_min_invariant.
1731 (maybe_fold_stmt_indirect): Likewise.
1733 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1735 PR rtl-optimization/33927
1736 * Makefile.in (dse.o): Depend on $(TM_P_H).
1737 * expr.h (extract_low_bits): Declare.
1738 * expmed.c (extract_low_bits): New function.
1739 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1740 * dse.c: Include tm_p.h.
1741 (find_shift_sequence): Remove the read_reg argument and return the
1742 read value. Emit the instructions instead of returning them.
1743 Iterate on new_mode rather than calculating it each time.
1744 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1745 source to NEW_MODE and extract_low_bits to convert the shifted
1747 (replace_read): Allow the load and store to have different mode
1748 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1749 or extraction instructions before trying the replacement. Update
1750 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1752 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1755 to their natural alignment to avoid store forwarding stalls.
1757 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1760 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1761 encouraging but not allowing gprs for input;
1762 change the input constraint to !f#r.
1763 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1765 change the output constraint to !f#r.
1767 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1770 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1771 corresponding post-reload splitters.
1772 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1773 when x87 FP math is selected.
1774 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1775 New function prototype.
1776 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1777 unreachable function to ease macroization of insn patterns.
1779 2008-03-21 Martin Jambor <mjambor@suse.cz>
1781 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1782 reference dumps if ddr is NULL or dependence is unknown.
1784 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1786 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1787 unsigned extension into account.
1788 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1789 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1790 Do computations on a scratch register.
1792 2008-03-21 Richard Guenther <rguenther@suse.de>
1794 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1795 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1796 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1797 * tree-ssa-dom.c (record_equality): Likewise.
1798 * tree-inline.c (copy_body_r): Likewise.
1799 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1802 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1804 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1805 as 'delete_unused' argument.
1807 2008-03-20 Richard Guenther <rguenther@suse.de>
1809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1810 special casing of constant qualifiers.
1811 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1812 care about them in general.
1813 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1814 regardless of their type.
1815 (fold_stmt_r): Forcefully fold *& if we end up with that.
1817 2008-03-20 Paul Brook <paul@codesourcery.com>
1819 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1820 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1822 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1824 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1825 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1827 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1829 * common.opt (Wmudflap): New option.
1830 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1831 (mx_register_decls): Likewise.
1832 (mudflap_finish_file): Likewise.
1833 * doc/invoke.texi: Document -Wno-mudflap.
1835 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1837 * c-format.c (replace_format_name_to_system_name): New.
1839 (convert_format_name_to_system_name): New.
1840 (decode_format_attr): Add use of convert_format_name_to_system_name.
1841 (format_types_orig): Add gnu_ prefix to names.
1842 (check_format_info_main): Special treating of \0 escaped names for
1843 supporting multi-character format specifiers as I32, I64.
1844 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1845 (gnu_target_overrides_format_attributes): New.
1846 * c-format.h: Add structure target_ovr_attr to hold
1847 system specific formatter names.
1848 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1849 msformat-c.o file to c_target_objs and cxx_target_objs.
1850 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1851 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1852 (TARGET_N_FORMAT_TYPES): New.
1853 * config/i386/msformat-c.c: New.
1854 * config/i386/t-cygming: Add build rule for msformat-c.o.
1855 * doc/extend.texi: Add new format names gnu_* and ms_* and
1857 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1859 2008-03-20 Ira Rosen <irar@il.ibm.com>
1861 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1862 optimizations turned on under -O3.
1863 (ftree-vectorize): Add that the flag is turned on with -O3.
1865 2008-03-20 Ben Elliston <bje@au.ibm.com>
1867 * regmove.c (try_auto_increment): Fix spelling error in comment.
1868 * final.c (final_scan_insn): Likewise.
1870 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1873 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1874 allocator preferences for "y" and "r" class registers.
1875 ("*mov<mode>_internal"): Ditto.
1876 ("*movv2sf_internal_rex64"): Ditto.
1877 ("*movv2sf_internal"): Ditto.
1879 2008-03-19 Michael Matz <matz@suse.de>
1882 * calls.c (expand_call): Check overlap of arguments with call
1883 address for sibcalls.
1885 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1888 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1889 of the underlying type of a MS bitfield layout to the natural
1890 alignment of the type.
1892 2008-03-19 Jan Hubicka <jh@suse.cz>
1895 * toplev.c (decode_d_option): Handle all CPP flags.
1896 * tree-vrp.c: Update tree_pass descriptors.
1897 * regrename.c: Update tree_pass descriptors.
1898 * fwprop.c: Update tree_pass descriptors.
1899 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1900 * tree-into-ssa.c: Update tree_pass descriptors.
1901 * tree-dump.c: Update tree_pass descriptors.
1902 * tree-complex.c: Update tree_pass descriptors.
1903 * tree-dump.h: Update tree_pass descriptors.
1904 * see.c: Update tree_pass descriptors.
1905 * cgraphbuild.c: Update tree_pass descriptors.
1906 * tracer.c: Update tree_pass descriptors.
1907 * tree-loop-distribution.c: Update tree_pass descriptors.
1908 * cgraph.c: Update tree_pass descriptors.
1909 * postreload-gcse.c: Update tree_pass descriptors.
1910 * postreload.c: Update tree_pass descriptors.
1911 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1912 * tree-tailcall.c: Update tree_pass descriptors.
1913 * tree-pass.h (tree_opt_pass): Rename to ...
1914 (opt_pass) ... this one; add "type" field and remove letter field.
1915 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1916 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1917 all_lowering_passes): Update declaration.
1918 * ipa-cp.c: Update tree_pass descriptors.
1919 * final.c: Update tree_pass descriptors.
1920 * omp-low.c: Update tree_pass descriptors.
1921 * tree-ssa-dse.c: Update tree_pass descriptors.
1922 * ipa-reference.c: Update tree_pass descriptors.
1923 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1924 * auto-inc-dec.c: Update tree_pass descriptors.
1925 * reorg.c: Update tree_pass descriptors.
1926 * cgraphunit.c: Update tree_pass descriptors.
1927 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1928 * tree-ssa-ccp.c: Update tree_pass descriptors.
1929 * df-core.c: Update tree_pass descriptors.
1930 * mode-switching.c: Update tree_pass descriptors.
1931 * tree-nomudflap.c: Update tree_pass descriptors.
1932 * modulo-sched.c: Update tree_pass descriptors.
1933 * ipa-pure-const.c: Update tree_pass descriptors.
1934 * cse.c: Update tree_pass descriptors.
1935 * web.c: Update tree_pass descriptors.
1936 * tree-stdarg.c: Update tree_pass descriptors.
1937 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1938 * tree-ssa-dom.c: Update tree_pass descriptors.
1939 * tree-nrv.c: Update tree_pass descriptors.
1940 * tree-ssa-alias.c: Update tree_pass descriptors.
1941 * loop-init.c: Update tree_pass descriptors.
1942 * gimple-low.c: Update tree_pass descriptors.
1943 * ipa-inline.c: Update tree_pass descriptors.
1944 * tree-ssa-sink.c: Update tree_pass descriptors.
1945 * global.c: Update tree_pass descriptors.
1946 * ifcvt.c: Update tree_pass descriptors.
1947 * jump.c: Update tree_pass descriptors.
1948 * predict.c: Update tree_pass descriptors.
1949 * tree-ssa-loop.c: Update tree_pass descriptors.
1950 * recog.c: Update tree_pass descriptors.
1951 * dse.c: Update tree_pass descriptors.
1952 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1953 * tree-eh.c: Update tree_pass descriptors.
1954 * regmove.c: Update tree_pass descriptors.
1956 * function.c: Update tree_pass descriptors.
1957 * tree-vectorizer.c: Update tree_pass descriptors.
1958 * gcse.c: Update tree_pass descriptors.
1959 * ipa-type-escape.c: Update tree_pass descriptors.
1960 * tree-if-conv.c: Update tree_pass descriptors.
1961 * init-regs.c: Update tree_pass descriptors.
1962 * ipa.c: Update tree_pass descriptors.
1963 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1964 * rtl-factoring.c: Update tree_pass descriptors.
1965 * lower-subreg.c: Update tree_pass descriptors.
1966 * bt-load.c: Update tree_pass descriptors.
1967 * tree-dfa.c: Update tree_pass descriptors.
1968 * except.c: Update tree_pass descriptors.
1969 * emit-rtl.c: Update tree_pass descriptors.
1970 * cfgexpand.c: Update tree_pass descriptors.
1971 * tree-cfgcleanup.c: Update tree_pass descriptors.
1972 * cfgcleanup.c: Update tree_pass descriptors.
1973 * tree-ssa-pre.c: Update tree_pass descriptors.
1974 * tree-sra.c: Update tree_pass descriptors.
1975 * tree-mudflap.c: Update tree_pass descriptors.
1976 * tree-ssa-copy.c: Update tree_pass descriptors.
1977 * cfglayout.c: Update tree_pass descriptors.
1978 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1979 * tree-ssa-dce.c: Update tree_pass descriptors.
1980 * tree-ssa.c: Update tree_pass descriptors.
1981 * regclass.c: Update tree_pass descriptors.
1982 * integrate.c: Update tree_pass descriptors.
1983 * tree-optimize.c: Update tree_pass descriptors.
1984 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1985 * tree-object-size.c: Update tree_pass descriptors.
1986 * combine.c: Update tree_pass descriptors.
1987 * tree-outof-ssa.c: Update tree_pass descriptors.
1988 * bb-reorder.c: Update tree_pass descriptors.
1989 * stack-ptr-mod.c: Update tree_pass descriptors.
1990 * var-tracking.c: Update tree_pass descriptors.
1991 * tree-profile.c: Update tree_pass descriptors.
1992 * tree-vect-generic.c: Update tree_pass descriptors.
1993 * reg-stack.c: Update tree_pass descriptors.
1994 * sched-rgn.c: Update tree_pass descriptors.
1995 * tree-ssa-structalias.c: Update tree_pass descriptors.
1996 * tree-cfg.c: Update tree_pass descriptors.
1997 * passes.c (current_pass): Update declaration.
1998 (finish_optimization_passes): Update.
1999 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2000 (register_one_dump_file, register_dump_files_1, next_pass_1):
2002 (init_optimization_passes): Update handling of new types.
2003 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2004 * ipa-struct-reorg.c: Update tree_pass descriptors.
2005 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2006 * combine-stack-adj.c: Update tree_pass descriptors.
2007 * cfgrtl.c: Update tree_pass descriptors.
2008 * dce.c: Update tree_pass descriptors.
2009 * tree-ssanames.c: Update tree_pass descriptors.
2011 2008-03-19 Richard Guenther <rguenther@suse.de>
2014 * tree-ssa.c (walk_data): New structure.
2015 (warn_uninitialized_var): If not always_executed warn with "maybe"
2017 (execute_early_warn_uninitialized): Compute post-dominators.
2018 Initialize always_executed before processing each basic block.
2020 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2023 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2024 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2026 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2028 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2030 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2032 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2034 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2035 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2036 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2037 target after ignore has been set, and move there also the commputation
2038 of subtarget and original_target.
2039 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2040 (LANG_HOOKS_INITIALIZER): Remove it.
2041 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2043 2008-03-18 Richard Guenther <rguenther@suse.de>
2045 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2046 found an expression with constants, note that in the VN for the lhs.
2047 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2048 fold them to constants if possible. Run cleanup_cfg if done so.
2049 (execute_pre): Return todo.
2051 (execute_fre): Likewise.
2052 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2054 (get_prop_source_stmt): Look through pointer conversions.
2056 2008-03-18 Jan Hubicka <jh@suse.cz>
2058 * tree-pretty-print.c: Include predict.h.
2059 (dump_generic_node): Dump predictor.
2060 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2061 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2062 * gimple-low.c (lower_stmt): Likewise.
2063 * expr.c (expand_expr_real): Likewise.
2064 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2066 (build_predict_expr, build_predict_expr): New.
2067 * predict.h (predictor_name, build_predict_expr): Update.
2068 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2069 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2070 * predict.def (PRED_CONTINUE): Update hitrate.
2071 * tree.def (PREDICT_EXPR): Define.
2072 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2073 do not handle BIND_EXPR.
2074 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2075 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2076 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2079 2008-03-18 Michael Matz <matz@suse.de>
2081 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2083 2008-03-18 Richard Guenther <rguenther@suse.de>
2085 * tree-gimple.h (is_gimple_invariant_address): Declare.
2086 (is_gimple_constant): Likewise.
2087 * tree-gimple.c (is_gimple_constant): New function.
2088 (is_gimple_invariant_address): Likewise.
2089 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2090 and is_gimple_invariant_address.
2091 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2093 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2094 an addressable base.
2096 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2099 * gimplify.c (gimplify_expr): Gimplify second operand of
2102 2008-03-17 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/19637
2105 * fold-const.c (fold_unary): Remove restrictions of removing
2106 intermediate pointer-conversions (P2)(P1)P0.
2107 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2108 conversion to void pointer.
2109 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2111 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2114 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2115 emulated thread local variables.
2117 2008-03-16 Richard Guenther <rguenther@suse.de>
2120 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2121 expand TREE_INVARIANT operations that are not gimple invariant.
2123 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2125 * doc/extend.texi (Alignment): Say that the ABI controls
2126 the __alignof__ for non-strict-alignment targets rather
2127 than being a recommendation.
2129 2008-03-15 Paul Brook <paul@codesourcery.com>
2131 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2133 (arm_output_fn_unwind): Mark functions that can not be unwound.
2135 2008-03-15 Paul Brook <paul@codesourcery.com>
2137 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2138 extension instructions.
2140 2008-03-15 Richard Guenther <rguenther@suse.de>
2142 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2143 and fold constant aggregate refs.
2144 (fold_const_aggregate_ref): Handle string constants
2145 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2146 (evaluate_stmt): Simplify now that ccp_fold folds constant
2149 2008-03-15 Paul Brook <paul@codesourcery.com>
2151 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2152 (extzv): Use gen_extzv_t2.
2153 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2155 2008-03-15 Richard Guenther <rguenther@suse.de>
2157 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2158 (fold_const_aggregate_ref): Likewise.
2159 (get_value): Return NULL if we don't have any values.
2160 (ccp_finalize): Set const_val to NULL after freeing it.
2161 * tree-flow.h (get_symbol_constant_value): Declare.
2162 (fold_const_aggregate_ref): Likewise.
2163 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2165 2008-03-15 Richard Guenther <rguenther@suse.de>
2168 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2169 to not produce negative array indices if not allowed. Add
2170 parameter to indicate that.
2171 (maybe_fold_offset_to_component_ref): Allow negative array
2172 indices only for the first member of a structure.
2173 (maybe_fold_offset_to_reference): Allow negative array indices.
2174 (maybe_fold_stmt_addition): Likewise.
2176 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2177 Anatoly Sokolov <aesok@post.ru>
2179 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2180 (avr_arch): Add ARCH_AVR6.
2181 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2182 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2183 instead of fixed value 2.
2184 (print_operand_address): Use gs() asm specifier instead of pm().
2185 (avr_assemble_integer): (Ditto.).
2186 (avr_output_addr_vec_elt): (Ditto.).
2187 (print_operand): Handle "!" code.
2188 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2189 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2190 (AVR_HAVE_EIJMP_EICALL): Define.
2191 (AVR_3_BYTE_PC): Redefine.
2192 (AVR_2_BYTE_PC): (Ditto.).
2193 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2194 (LINK_SPEC): Add atmega2560 and atmega2561.
2195 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2197 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2198 for 3 byte PC devices.
2199 (call_value_insn): (Ditto.).
2200 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2201 (indirect_jump): Use only for for 2 byte PC devices.
2202 (*tablejump): (Ditto.).
2203 (*indirect_jump_avr6): Add insn.
2204 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2205 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2206 instead of ijmp for 3 byte PC devices.
2207 (__tablejump2__): (Ditto.).
2208 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2209 (MULITLIB_DIRNAMES): (Ditto.).
2210 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2212 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2215 "sse2_umulsidi3". Use V1DI mode for operand 0.
2216 ("mmx_psadbw"): Use V1DI mode for operand 0.
2217 * config/i386/i386-modes.def (V1SI): New vector mode.
2218 * config/i386/i386.c (struct builtin_description)
2219 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2220 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2221 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2222 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2223 v1di_ftype_v8qi_v8qi type.
2224 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2226 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2227 __builtin_ia32_pmuludq]: Fix the mode of return value.
2229 2008-03-15 Richard Guenther <rguenther@suse.de>
2232 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2235 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2237 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2238 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2239 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2240 unless TARGET_SERIALIZE_VOLATILE is enabled.
2241 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2242 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2243 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2245 2008-03-14 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/34172
2248 * tree-flow.h (refs_may_alias_p): Declare.
2249 (get_single_def_stmt): Likewise.
2250 (get_single_def_stmt_from_phi): Likewise.
2251 (get_single_def_stmt_with_phi): Likewise.
2252 * tree-dfa.c (refs_may_alias_p): New function.
2253 (get_single_def_stmt): Likewise.
2254 (get_single_def_stmt_from_phi): Likewise.
2255 (get_single_def_stmt_with_phi): Likewise.
2256 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2257 (vn_reference_lookup_1): New helper function.
2258 (vn_reference_lookup): Walk the virtual use-def chain to
2259 continue searching for a match if the def does not alias the
2260 reference we are looking for.
2262 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2264 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2265 archive and Perzl. Update The Written Word listing.
2267 2008-03-14 Richard Guenther <rguenther@suse.de>
2269 PR tree-optimization/34043
2270 PR tree-optimization/33989
2271 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2273 (bitmap_find_leader): Use extra argument to verify dominance
2274 relationship inside a basic-block.
2275 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2276 (find_leader_in_sets): Adjust.
2277 (create_component_ref_by_pieces): Take extra argument for
2278 dominance check, handle lookup failures.
2279 (find_or_generate_expression): Likewise.
2280 (create_expression_by_pieces): Likewise.
2281 (insert_into_preds_of_block): Adjust.
2282 (create_value_expr_from): If asked for, verify all operands
2283 are in the blocks AVAIL_OUT set.
2284 (make_values_for_stmt): Check for SSA_NAMEs that are life
2285 over an abnormal edge.
2286 (compute_avail): Remove such check.
2287 (do_SCCVN_insertion): New function.
2288 (eliminate): If we do not find a leader suitable for replacement
2289 insert a replacement expression from SCCVN if available.
2290 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2291 (struct vn_ssa_aux): Add needs_insertion flag.
2292 * tree-ssa-sccvn.c (may_insert): New global flag.
2293 (copy_reference_ops_from_ref): Value-number union member access
2294 based on its size, not type and member if insertion is allowed.
2295 (visit_reference_op_load): For a weak match from union type
2296 punning lookup a view-converted value and insert a SSA_NAME
2297 for that value if that is not found.
2298 (visit_use): Make dumps shorter. Do not disallow value numbering
2299 SSA_NAMEs that are life over an abnormal edge to constants.
2300 (free_scc_vn): Release inserted SSA_NAMEs.
2301 (run_scc_vn): New flag to specify whether insertion is allowed.
2302 Process SSA_NAMEs in forward order.
2303 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2304 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2305 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2306 pointer type to/from integral types that do not change the
2307 precision to regular conversions.
2309 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2311 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2312 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2313 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2314 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2315 input arguments and the mode of return value. Built-in functions
2316 that operate on whole 64-bit MMX register now use V1DI mode.
2318 2008-03-13 Alon Dayan <alond@il.ibm.com>
2319 Olga Golovanevsky <olga@il.ibm.com>
2321 PR tree-optimization/35041
2322 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2323 to locate the right position in a statement.
2325 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/xmmintrin.h: Change all static inline functions to
2330 extern inline and add __gnu_inline__ attribute.
2331 * config/i386/bmintrin.h: Ditto.
2332 * config/i386/smmintrin.h: Ditto.
2333 * config/i386/tmmintrin.h: Ditto.
2334 * config/i386/mmintrin-common.h: Ditto.
2335 * config/i386/ammintrin.h: Ditto.
2336 * config/i386/emmintrin.h: Ditto.
2337 * config/i386/pmmintrin.h: Ditto.
2338 * config/i386/mmintrin.h: Ditto.
2339 * config/i386/mm3dnow.h: Ditto.
2341 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2344 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2345 (lower_omp_2): New function.
2346 (lower_omp_1, lower_omp): Rewritten.
2348 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2351 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2352 with the phrase "Microsoft Windows compilers".
2353 (Push/Pop Macro Pragmas): New subsection. Document
2354 #pragma push_macro and pragma pop_macro.
2356 2008-03-12 Paul Brook <paul@codesourcery.com>
2358 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2360 2008-03-12 Paul Brook <paul@codesourcery.com>
2362 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2363 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2364 (thumb2_addsi_shortim): Rename ...
2365 (thumb2_addsi_short): ... to this. Allow register operands.
2366 (thumb2_subsi_short): New pattern.
2367 (thumb2_one_cmplsi2_short,
2368 thumb2_negsi2_short): New patterns and peepholes.
2370 2008-03-12 Paul Brook <paul@codesourcery.com>
2372 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2374 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2376 * config/i386/i386.md (int_cond): New code iterator.
2378 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2379 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2380 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2381 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2382 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2383 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2384 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2385 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2387 2008-03-12 Paul Brook <paul@codesourcery.com>
2389 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2390 instead of {arm,thumb}_compute_save_reg_mask.
2391 (output_return_instruction): Ditto.
2392 (thumb_unexpanded_epilogue): Ditto.
2393 (thumb1_expand_prologue): Ditto.
2394 (thumb1_output_function_prologue): Ditto.
2395 (arm_set_return_address): Ditto.
2396 (thumb_set_return_address): Ditto.
2397 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2398 regs to achieve stack alignment.
2399 (thumb1_compute_save_reg_mask): Fix compiler warning.
2400 (arm_output_epilogue): Use offsets->saved_regs_mask.
2401 Adjust stack pointer by poping call clobered registers.
2402 (arm_expand_prologue): Use offsets->saved_regs_mask.
2403 Adjust stack pointer by pushing extra registers.
2404 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2406 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2409 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2410 conversion to the operands of a multiplication.
2412 2008-03-12 Richard Guenther <rguenther@suse.de>
2414 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2415 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2416 * timevar.def (TV_TREE_PHIPROP): Add.
2417 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2418 pass description. Use TV_TREE_PHIPROP.
2419 * tree-ssa-forwprop.c: Remove phiprop code.
2421 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2424 * omp-low.c (maybe_lookup_decl): Constify first argument.
2425 (use_pointer_for_field): Change last argument from bool to
2426 omp_context *. Disallow shared copy-in/out in nested
2427 parallel if decl is shared in outer parallel too.
2428 (build_outer_var_ref, scan_sharing_clauses,
2429 lower_rec_input_clauses, lower_copyprivate_clauses,
2430 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2432 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2433 Ira Rosen <irar@il.ibm.com>
2435 * tree-vectorizer.c (free_stmt_vec_info): New function.
2436 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2437 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2438 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2439 * tree-vect-transform.c (vectorizable_conversion): Free
2440 vec_oprnds0 if it was allocated.
2441 (vect_permute_store_chain): Remove unused VECs.
2442 (vectorizable_store): Free VECs that are allocated in the..
2444 (vect_transform_strided_load, vectorizable_load): Likewise.
2445 (vect_remove_stores): Simplify the code.
2446 (vect_transform_loop): Move code to vect_remove_stores().
2447 Call vect_remove_stores() and free_stmt_vec_info().
2449 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2451 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2452 TARGET_HPUX. Revise comment.
2453 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2454 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2455 Use sr4 variant of `be' instruction when not generating PIC code.
2456 (attr_length_call): Adjust for above change.
2458 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2460 * ipa-reference.c (static_execute): Remove module_statics_const and
2461 associated setting code.
2463 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2467 predicate for operand 1.
2468 (paritysi2_cmp): Use register_operand predicate for operand 2.
2469 Use earlyclobber modifier for operand 1. Remove support for
2471 (paritydi2_cmp): Use register_operand predicate for operand 3.
2472 Use earlyclobber modifier for operand 1. Remove support for
2475 2008-03-11 Paul Brook <paul@codesourcery.com>
2476 Vladimir Prus <vladimir@codesourcery.com>
2478 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2479 (arm_compute_save_reg0_reg12_mask): Always
2480 check if register 11 must be saved. Always safe hard frame pointer
2481 when frame_pointer_needeed.
2482 (arm_compute_save_reg_mask): Save IP and PC
2483 only with apcs frames.
2484 (arm_output_epilogue): Adjust Thumb2 codepath to
2485 be also invoked and work for ARM non-apcs frames.
2486 (arm_expand_prologue): Don't bother saving IP
2487 for non-apcs frame, since it's not clobbered by
2488 prologue code. Implement non-apcs frame
2491 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2493 PR rtl-optimization/35281
2494 * expr.c (convert_move): Use a new pseudo for the intermediate
2495 from_mode->word_mode result.
2497 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2499 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2500 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2501 * toplev.c (compile_file): Don't call it.
2503 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2506 * expr.c (store_expr): Call emit_block_move if the mode
2507 of "temp" RTX is BLKmode.
2509 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2510 Richard Guenther <rguenther@suse.de>
2512 PR tree-optimization/31358
2513 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2514 the step with a NULL_TREE.
2515 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2516 to sizetype if type is a pointer type.
2517 (add_candidate_1): Don't convert the base and step to
2518 the generic type if the orginal type is a pointer type.
2519 (add_iv_value_candidates): Use sizetype for the step
2520 if type is a pointer type.
2521 (cand_value_at): Likewise.
2522 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2524 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2525 Don't convert the tem affine to the type.
2526 (add_elt_to_tree): Use sizetype for the step if a pointer.
2527 Use POINTER_PLUS_EXPR for pointers.
2528 (aff_combination_to_tree): Use sizetype for the step if a
2531 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2533 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2534 Remove commutativity hint.
2536 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2540 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2541 errorneous type. Check that v is a VAR_DECL.
2544 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2546 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2548 PR tree-optimization/35494
2549 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2550 may be overriden at link and run time.
2552 2008-03-10 Richard Guenther <rguenther@suse.de>
2554 PR tree-optimization/34677
2555 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2556 (poolify_tree): Likewise.
2557 (modify_expr_template): Likewise.
2558 (poolify_modify_stmt): Likewise.
2559 (insert_fake_stores): Handle all component-ref style stores
2560 in addition to INDIRECT_REF. Also handle complex types.
2561 Do not poolify the inserted load.
2562 (realify_fake_stores): Do not rebuild the tree but only
2563 make it a SSA_NAME copy.
2564 (init_pre): Remove initialzation of modify_expr_template.
2565 Do not allocate modify_expr_node_pool.
2566 (fini_pre): Do not free modify_expr_node_pool.
2568 2008-03-10 Paul Brook <paul@codesourcery.com>
2570 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2573 2008-03-10 Paul Brook <paul@codesourcery.com>
2574 Mark Shinwell <shinwell@codesourcery.com>
2576 * config/arm/cortex-r4.md: New.
2577 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2579 * config/arm/arm.md: Include cortex-r4.md.
2580 (insn): Add smmls, sdiv and udiv values.
2581 (generic_sched): Don't use generic scheduling for Cortex-R4.
2582 (arm_issue_rate): New function.
2583 (TARGET_SCHED_ISSUE_RATE): Define.
2585 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2587 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2589 2008-03-10 Richard Guenther <rguenther@suse.de>
2591 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2592 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2594 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2596 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2597 Set default to true.
2599 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2601 * c.opt (Wsynth): Deprecate.
2602 * doc/invoke.texi (Option Summary, Warning Options): Document
2603 -Wno-format-contains-nul.
2605 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2608 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2609 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2611 2008-03-09 Ira Rosen <irar@il.ibm.com>
2613 * config/rs6000/rs6000.c (builtin_description): Rename vector
2614 left shift operations.
2615 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2616 (altivec_vsl<VI_char>): Rename to ...
2617 (ashl<mode>3): ... new name.
2618 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2620 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2622 2008-03-08 Richard Guenther <rguenther@suse.de>
2624 * coverage.h (tree_coverage_counter_addr): Declare.
2625 * coverage.c (tree_coverage_counter_addr): New function.
2626 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2628 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2629 (tree_gen_one_value_profiler): Likewise.
2630 (tree_gen_ic_profiler): Likewise.
2631 (tree_gen_average_profiler): Likewise.
2632 (tree_gen_ior_profiler): Likewise.
2634 2008-03-08 Richard Guenther <rguenther@suse.de>
2636 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2637 (vn_binary_op_insert): Likewise.
2638 (vn_unary_op_lookup): Likewise.
2639 (vn_unary_op_insert): Likewise.
2640 (vn_nary_op_lookup): Declare.
2641 (vn_nary_op_insert): Likewise.
2642 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2643 and binary hashes, use a single obstack for unary_op_pool
2645 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2646 a single struct vn_nary_op_s. Store tree code length and
2647 a variable number of operands.
2648 (struct vn_reference_op_struct): Remove unused op2.
2649 (vn_reference_op_eq): Do not compare op2.
2650 (vn_reference_op_compute_hash): Do not compute hash of op2.
2651 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2652 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2653 with vn_nary_op_compute_hash.
2654 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2655 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2657 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2659 (visit_unary_op): Call nary functions.
2660 (visit_binary_op): Likewise.
2661 (process_scc): Adjust for struct vn_tables_s changes.
2662 (allocate_vn_table): Likewise.
2663 (free_vn_table): Likewise.
2664 * tree-vn.c (vn_add): Call nary functions.
2665 (vn_lookup): Likewise.
2667 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2670 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2671 wdst back after sync_compare_and_swapqhi_internal.
2673 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2676 * config/i386/i386-modes.def (V1DI): New vector mode.
2677 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2678 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2679 (MMXMODE248): Ditto.
2680 (MMXMODE): Add V1DI mode.
2681 (mmxvecsize): Change DI mode to V1DI mode.
2682 ("mov<mode>): Use MMXMODEI8 mode iterator.
2683 ("*mov<mode>_internal_rex64"): Ditto.
2684 ("*mov<mode>_internal"): Ditto.
2685 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2686 ("mmx_sub<mode>3"): Ditto.
2687 ("mmx_adddi3"): Remove insn pattern.
2688 ("mmx_subdi3"): Ditto.
2689 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2690 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2691 ("mmx_ashl<mode>3"): Ditto.
2692 ("mmx_lshrdi3"): Remove insn pattern.
2693 ("mmx_ashldi3"): Ditto.
2694 * config/i386/i386.c (classify_argument): Handle V1DImode.
2695 (function_arg_advance_32): Ditto.
2696 (function_arg_32): Ditto.
2697 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2698 mmx_addv1di3 insn pattern.
2699 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2700 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2701 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2702 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2703 Remove definitions of built-in functions.
2704 (V1DI_type_node): New node.
2705 (v1di_ftype_v1di_int): Ditto.
2706 (v1di_ftype_v1di_v1di): Ditto.
2707 (v2si_ftype_v2si_si): Ditto.
2708 (v4hi_ftype_v4hi_di): Remove node.
2709 (v2si_ftype_v2si_di): Ditto.
2710 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2711 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2712 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2713 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2714 Add new builtins using def_builtin_const.
2715 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2716 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2717 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2718 * config/i386/mmintrin.h (__v1di): New typedef.
2719 (_mm_add_si64): Cast arguments to __v1di type.
2720 (_mm_sub_si64): Ditto.
2721 (_mm_sll_pi16): Cast __count to __v4hi type.
2722 (_mm_sll_pi32): Cast __count to __v2si type.
2723 (_mm_sll_si64): Cast arguments to __v1di type.
2724 (_mm_srl_pi16): Cast __count to __v4hi type.
2725 (_mm_srl_pi32): Cast __count to __v2si type.
2726 (_mm_srl_si64): Cast arguments to __v1di type.
2727 (_mm_sra_pi16): Cast __count to __v4hi type.
2728 (_mm_sra_pi32): Cast __count to __v2si type.
2729 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2730 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2731 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2732 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2733 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2734 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2735 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2736 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2737 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2738 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2739 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2740 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2742 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2744 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2746 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2749 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2750 reg+const addressing for Altivec modes. Don't generate reg+reg
2751 addressing for TFmode or TDmode quantities.
2753 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2755 * c-common.c (vector_types_convertible_p): Call langhook
2756 instead of comptypes.
2758 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2761 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2762 integral and scalar float variables which have a
2765 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2767 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2768 dwarf_register_span hook when emitting unwind information for
2769 register-to-memory saves.
2770 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2771 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2773 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2775 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2776 for the same VAR_DECL.
2778 2008-03-06 Tom Tromey <tromey@redhat.com>
2781 * doc/standards.texi (Standards): Don't mention treelang.
2782 * doc/invoke.texi (Overall Options): Don't mention treelang.
2783 * doc/install.texi (Prerequisites): Don't mention bison or
2785 (Configuration): Don't mention treelang.
2786 (Building): Likewise.
2787 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2789 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2791 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2792 word-extractions out of a multi-word object.
2794 2008-03-06 Richard Guenther <rguenther@suse.de>
2796 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2797 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2798 result type and precision.
2799 * expr.c (get_inner_reference): Set unsignedp based on the result
2800 type of BIT_FIELD_REF.
2801 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2802 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2803 (try_instantiate_multiple_fields): Likewise. Use the correct type
2805 (sra_build_assignment): Likewise.
2806 (sra_build_elt_assignment): Likewise.
2807 (sra_explode_bitfield_assignment): Likewise.
2808 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2809 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2810 set BIT_FIELD_REF_UNSIGNED.
2811 (vectorizable_load): Likewise.
2813 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2815 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2818 2008-03-06 Richard Guenther <rguenther@suse.de>
2820 * alias.c (struct alias_set_entry): Move has_zero_child field
2821 to pack with alias_set.
2823 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2828 2008-03-05 Ian Lance Taylor <iant@google.com>
2830 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2832 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2834 * fwprop.c (update_df): Support width and offset parameters of
2836 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2837 global_conflicts): Change DF_REF_EXTRACT to either
2838 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2839 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2840 * df-scan.c (df_ref_record, df_defs_record,
2841 df_ref_create_structure, df_def_record_1, df_uses_record,
2842 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2843 df_bb_refs_collect, df_entry_block_defs_collect,
2844 df_exit_block_uses_collect): Support new width and offset fields.
2845 (ref_extract_pool): New storage pool.
2846 (df_free_ref): New function.
2847 (df_reg_chain_unlink, df_free_collection_rec,
2848 df_sort_and_compress_refs): Call df_free_ref.
2849 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2851 (df_ref_create_structure): Allocate df_ref_extract if offset and
2852 width fields are used.
2853 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2854 (df_uses_record): Get offset and width from ZERO_EXTRACT
2856 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2857 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2858 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2859 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2860 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2861 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2862 (df_ref_extract): New structure.
2863 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2864 (df_ref_create): Add width and offset parameters.
2866 2008-03-05 Richard Guenther <rguenther@suse.de>
2868 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2869 Use ranges_overlap_p.
2870 (offset_overlaps_with_access): Rename
2871 to ranges_overlap_p and move ...
2872 * tree-flow-inline.h (ranges_overlap_p): ... here.
2874 * tree.h (get_inner_reference, handled_component_p): Update
2877 * tree.h (record_component_aliases, get_alias_set,
2878 alias_sets_conflict_p, alias_sets_must_conflict_p,
2879 objects_must_conflict_p): Move declarations ...
2880 * alias.h (record_component_aliases, get_alias_set,
2881 alias_sets_conflict_p, alias_sets_must_conflict_p,
2882 objects_must_conflict_p): ... here.
2883 Include coretypes.h.
2884 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2886 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2888 * cfg.c: Include tree-flow.h.
2889 (remove_edge_raw): Call redirect_edge_var_map_clear.
2890 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2891 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2892 (redirect_edge_var_map_result): New.
2893 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2894 PENDING_STMT use with redirect_edge_var_map_*.
2895 * tree-ssa.c (edge_var_maps): New definition.
2896 (redirect_edge_var_map_add): New.
2897 (redirect_edge_var_map_clear): New.
2898 (redirect_edge_var_map_dup): New.
2899 (redirect_edge_var_map_vector): New.
2900 (redirect_edge_var_map_destroy): New.
2901 (ssa_redirect_edge): Replace PENDING_STMT use with
2902 redirect_edge_var_map_*.
2903 (flush_pending_stmts): Same.
2904 (delete_tree_ssa): Destroy edge var map.
2905 * tree-flow.h (struct _edge_var_map): New.
2906 Define edge_var_map vector type.
2907 Declare redirect_edge_var_map_* prototypes.
2908 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2909 * tree-cfg.c (reinstall_phi_args): Replace
2910 PENDING_STMT use with redirect_edge_var_map_*.
2912 2008-03-05 Richard Guenther <rguenther@suse.de>
2914 PR tree-optimization/35472
2915 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2916 whose single use_stmt has a overlapping set of loaded and
2917 stored symbols as that use_stmt might be a noop assignment then.
2919 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2921 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2923 2008-03-05 Richard Guenther <rguenther@suse.de>
2926 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2927 should be constants.
2928 * tree-cfg.c (verify_expr): Verify it.
2929 * fold-const.c (fold_truthop): Remove code generating
2930 BIT_FIELD_REFs of structure bases.
2931 (fold_binary): Likewise.
2932 (fold_ternary): Position and size of BIT_FIELD_REFs are
2933 always host integers.
2934 (make_bit_field_ref): Remove.
2935 (optimize_bit_field_compare): Remove.
2936 (all_ones_mask_p): Remove.
2938 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2941 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2942 (split_block_and_df_analyze): New. Split basic block and rebuild
2944 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2946 (split_pattern_seq): Likewise.
2947 (erase_matching_seqs): Likewise.
2948 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2950 2008-03-04 Geoff Keating <geoffk@apple.com>
2952 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2953 declaration and code.
2954 (tree_invalid_nonnegative_warnv_p): Likewise.
2956 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2958 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2959 examples. Truncate option-names then causing overfull hbox.
2961 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2964 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2966 * configure: Rebuilt.
2968 2008-03-04 Rafael Espindola <espindola@google.com>
2970 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2971 (tree_unary_nonnegative_warnv_p): New.
2972 (tree_binary_nonnegative_warnv_p): New.
2973 (tree_single_nonnegative_warnv_p): New.
2974 (tree_invalid_nonnegative_warnv_p): New.
2975 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2977 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2980 * opts.c (handle_option): Postpone 'unknown option' errors only for
2983 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2986 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2989 2008-03-04 Rafael Espindola <espindola@google.com>
2991 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2992 (tree_binary_nonzero_warnv_p): New.
2993 (tree_single_nonzero_warnv_p): New.
2994 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2996 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2999 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3000 transformations for modes that have signed zeros.
3001 * ifcvt.c (noce_try_abs): Ditto.
3003 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3005 * config/i386/i386.c (override_options): Force
3006 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3008 2008-03-04 Jan Hubicka <jh@suse.cz>
3011 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3014 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3016 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3017 label to probe the stack.
3019 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3021 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3022 (__gthr_win32_mutex_destroy): Declare.
3023 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3024 __gthr_win32_mutex_destroy.
3025 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3027 2008-03-03 Jan Hubicka <jh@suse.cz>
3030 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3031 aggressive on inlining cold calls.
3033 2008-03-03 Richard Guenther <rguenther@suse.de>
3035 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3036 struct copies into the expression table.
3037 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3038 (try_to_simplify): Likewise.
3039 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3040 integral and pointer arguments which do not change the
3041 precision to NOP_EXPRs.
3042 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3043 VIEW_CONVERT_EXPR case.
3045 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3047 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3048 defined in a loop at depth 0 is invariant.
3049 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3050 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3051 be called at loop depth 0.
3053 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3056 * gcc.c (process_command): Update copyright notice dates.
3057 * gcov.c (print_version): Likewise.
3058 * gcov-dump.c (print_version): Likewise.
3059 * mips-tfile.c (main): Likewise.
3060 * mips-tdump.c (main): Likewise.
3062 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3065 * c-common.c (flag_permissive): Delete.
3066 (constant_expression_warnings): Check flags first.
3067 (constant_expression_error): New.
3068 * c-common.h (flag_permissive): Delete.
3069 (constant_expression_error): Declare.
3070 * flags.h (flag_permissive): Declare. Update description.
3071 * diagnostic.c (pedwarn): Update.
3073 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3074 (permissive_error_kind): New.
3075 * toplev.c (flag_permissive): Define. Update description.
3076 * toplev.h (permissive_error_kind): Declare.
3077 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3078 (pedwarn_c90): Use pedantic_warning_kind.
3079 * c-opts.c (c_common_post_options): flag_permissive does not affect
3080 flag_pedantic_errors.
3082 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3084 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3085 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3086 __absvsi2, __absvDI2): Use unsigned arithmetic.
3088 2008-03-02 Andi Kleen <ak@suse.de>
3089 Richard Guenther <rguenther@suse.de>
3091 * struct-equiv.c: Remove file.
3092 * cfg_cleanup.c (condjump_equiv_p): Remove.
3093 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3094 (struct-equiv.o): Remove rule.
3095 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3096 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3097 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3099 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3101 * ifcvt.c (noce_process_if_block): Try to handle only the then
3102 block if the else block exists but isn't suitable.
3104 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3107 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3108 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3109 regression from previous patch.
3111 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3114 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3116 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3117 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3118 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3119 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3120 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3121 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3122 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3123 (__gthread_mutex_destroy_function): Rename to
3124 __gthread_mutex_destroy.
3125 * gthr-dce.h (__gthread_mutex_destroy): Call
3126 pthread_mutex_destroy.
3127 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3128 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3129 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3131 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3133 * df-scan.c (df_ref_chain_change_bb): Simplify.
3134 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3135 set_block_for_insn if there's any change.
3136 * df.h ((df_insn_change_bb): Fix prototype.
3137 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3138 df_insn_change_bb, don't call set_block_for_insn.
3139 * emit-rtl.c (reorder_insns): Likewise.
3140 * haifa-sched.c (move_insn): Likewise.
3142 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3144 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3146 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3148 * tree-flow-inline.h (next_readonly_imm_use): Return
3149 NULL_USE_OPERAND_P after the end.
3151 2008-03-01 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/35411
3154 * tree-sra.c (sra_build_assignment): Split conversion to
3155 final type to a separate statement if we are not assigning
3158 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3160 * fold-const.c (fold_convertible_p): Correct the logic to follow
3161 that in fold_convert().
3163 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3166 * tree-inline.c (build_duplicate_type): When we make a
3167 duplicate type, make it unique in the canonical types system.
3169 2008-02-29 Tom Tromey <tromey@redhat.com>
3171 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3172 input_file_stack_history, input_file_stack_restored): Remove.
3173 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3174 * input.h (struct file_stack): Remove.
3175 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3176 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3178 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3180 (diagnostic_last_module_changed): Add 'map' argument.
3181 (diagnostic_set_last_function): Likewise.
3182 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3183 line map, not input_file_stack.
3184 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3186 2008-02-29 Paul Brook <paul@codesourcery.com>
3188 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3190 2008-02-29 Paul Brook <paul@codesourcery.com>
3192 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3194 2008-02-29 Richard Guenther <rguenther@suse.de>
3196 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3198 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3199 value for comparing for a store match.
3200 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3201 (try_to_simplify): Do not do a full-blown reference lookup.
3203 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3205 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3206 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3208 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3210 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3212 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3213 strides against cache sizes.
3215 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3217 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3220 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3222 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3223 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3224 is smaller than the original promoted value.
3225 (simplify_subreg): If OP is a SUBREG, try to preserve its
3226 SUBREG_PROMOTED_VAR_P information.
3228 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3230 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3231 (VN_INFO_GET): Allocate new objects on the obstack.
3232 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3233 for rpo_numbers_temp, for consistency.
3234 (free_scc_vn): Free the obstack.
3236 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3238 * doc/invoke.texi: Document -ftree-loop-distribution.
3239 * tree-loop-distribution.c: New.
3240 * tree-pass.h (pass_loop_distribution): New.
3241 * graphds.h (struct graph): Add htab_t indices.
3242 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3243 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3244 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3245 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3246 * tree-data-ref.c (debug_data_dependence_relations): New.
3247 (dump_data_dependence_relation): Also print data references.
3248 (free_data_ref): Extern.
3249 (same_access_functions): Moved...
3250 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3251 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3252 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3253 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3254 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3255 (stmts_from_loop): Skip LABEL_EXPR.
3256 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3258 (build_rdg): Initialize rdg->indices htab.
3259 (free_rdg, stores_from_loop, ref_base_address,
3260 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3261 have_similar_memory_accesses_1, ref_base_address_1,
3262 remove_similar_memory_refs): New.
3263 * tree-data-ref.h: Depend on tree-chrec.h.
3264 (debug_data_dependence_relations, free_data_ref): Declared.
3265 (same_access_functions): ... here.
3266 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3268 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3269 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3270 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3271 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3272 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3273 rdg_vertex_for_stmt): Declared.
3274 (struct rdg_edge): Add level.
3276 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3277 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3279 (rdg_has_similar_memory_accesses): New.
3280 * tree-vect-analyze.c: Remove unused static decls.
3281 * lambda.h (dependence_level): New.
3282 * common.opt (ftree-loop-distribution): New.
3283 * tree-flow.h (mark_virtual_ops_in_bb,
3284 slpeel_tree_duplicate_loop_to_edge_cfg,
3285 rename_variables_in_loop): Declared.
3286 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3287 (OBJS-common): Add tree-loop-distribution.o.
3288 (tree-loop-distribution.o): New rule.
3289 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3290 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3291 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3293 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3296 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3297 other than structures and unions.
3299 2008-02-28 Richard Guenther <rguenther@suse.de>
3302 2008-02-26 Richard Guenther <rguenther@suse.de>
3304 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3305 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3306 (lookup_decl_from_uid): Declare.
3307 (remove_decl_from_map): Likewise.
3308 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3309 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3310 (decl_for_uid_map): New global hashtable mapping DECL_UID
3312 (init_ttree): Allocate it.
3313 (insert_decl_to_uid_decl_map): New helper function.
3314 (make_node_stat): Insert new decls into the map.
3315 (copy_node_stat): Likewise.
3316 (lookup_decl_from_uid): New function.
3317 (remove_decl_from_map): Likewise.
3318 (print_decl_for_uid_map_statistics): New helper.
3319 (dump_tree_statistics): Call it.
3321 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3322 (referenced_var_iterator): Adjust.
3323 (FOR_EACH_REFERENCED_VAR): Adjust.
3324 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3325 (num_referenced_vars): Adjust.
3326 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3327 (first_referenced_var): Remove.
3328 (end_referenced_vars_p): Likewise.
3329 (next_referenced_var): Likewise.
3330 (referenced_var_iterator_set): New helper function.
3331 * tree-dfa.c (referenced_var_lookup): Adjust.
3332 (referenced_var_check_and_insert): Likewise.
3333 (remove_referenced_var): Likewise.
3334 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3335 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3336 (verify_call_clobbering): Likewise.
3337 (verify_memory_partitions): Likewise.
3338 (init_tree_ssa): Allocate bitmap instead of hashtable for
3340 (delete_tree_ssa): Adjust.
3341 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3342 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3343 (compute_tag_properties): Likewise.
3344 (set_initial_properties): Likewise.
3345 (find_partition_for): Likewise.
3346 (update_reference_counts): Likewise.
3347 (dump_may_aliases_for): Likewise.
3348 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3349 (add_call_clobber_ops): Likewise.
3350 (add_call_read_ops): Likewise.
3351 (get_asm_expr_operands): Likewise.
3352 * tree-into-ssa.c (dump_decl_set): Likewise.
3353 (update_ssa): Likewise.
3354 * tree-sra.c (scan_function): Likewise.
3355 (decide_instantiations): Likewise.
3356 (scalarize_parms): Likewise.
3357 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3358 (dsa_named_for): Likewise.
3359 * tree-ssa-structalias.c (update_alias_info): Likewise.
3360 (merge_smts_into): Likewise.
3362 2008-02-27 David Daney <ddaney@avtrex.com>
3365 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3366 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3367 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3368 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3369 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3371 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3374 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3375 (BUILT_IN_NEXTTOWARD): Remove.
3376 (BUILT_IN_NEXTTOWARDF): Ditto.
3377 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3378 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3380 2008-02-27 Tom Tromey <tromey@redhat.com>
3382 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3383 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3385 2008-02-27 Jan Beulich <jbeulich@novell.com>
3387 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3388 update the respective field on newdecl.
3390 2008-02-27 Revital Eres <eres@il.ibm.com>
3392 PR rtl-optimization/34999
3393 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3394 crossing edges that ends with a call insn.
3395 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3396 call insn and clear the EDGE_CROSSING flag of the crossing edge
3397 when fixing fallthru edges.
3399 2008-02-27 Richard Guenther <rguenther@suse.de>
3402 * fold-const.c (fold_unary): Return the correct argument,
3403 converted to the result type.
3405 2008-02-27 Richard Guenther <rguenther@suse.de>
3408 * expr.c (expand_expr_real_1): Assert on rotates that operate
3410 * fold-const.c (fold_binary): Use the types precision, not the
3411 bitsize of the mode if folding rotate expressions. Build rotates
3412 only for full modes.
3414 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3416 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3418 * c-pragma.c (pragma_ns_name): New typedef.
3419 (registered_pp_pragmas): New variable.
3420 (c_pp_lookup_pragma): New function.
3421 (c_register_pragma_1): If flag_preprocess_only, do nothing
3422 for non-expanded pragmas, for expanded ones push pragma's
3423 namespace and name into registered_pp_pragmas vector.
3424 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3425 flag_preprocess_only, don't register GCC pch_preprocess
3426 pragma if flag_preprocess_only.
3427 * c-opts.c (c_common_init): Call init_pragma even if
3428 flag_preprocess_only.
3429 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3430 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3431 cpp_register_pragma if flag_preprocess_only.
3433 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3436 * c-parser.c (c_parser_translation_unit): Warn for empty
3437 translation unit, not empty source file.
3439 2008-02-26 Paul Brook <paul@codesourcery.com>
3441 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3442 operand for Thumb-2.
3443 * config/arm/arm.h (reg_class): Add CORE_REGS.
3444 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3445 (BASE_REG_CLASS): Use CORE_REGS.
3446 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3447 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3448 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3449 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3450 ARM_REGNO_OK_FOR_INDEX_P.
3451 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3452 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3453 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3454 (ldm/stm peepholes): Ditto.
3455 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3456 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3457 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3458 * config/arm/constraints.md: Enable "k" constraint on ARM.
3460 2008-02-27 Ben Elliston <bje@au.ibm.com>
3462 * config/rs6000/rs6000.c: Annotate cache line size field in all
3463 instances of struct processor_costs.
3465 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3467 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3468 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3469 jump_bypass): New counters.
3470 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3471 * dce.c (gate_ud_dce): Same.
3472 (gate_fast_dce): Same.
3473 * dse.c (gate_dse1): New function.
3474 (gate_dse2): New function.
3475 (gate_dse): Merge results of new gate functions.
3476 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3477 (gate_handle_jump_bypass): Add dbg_cnt.
3478 (gate_handle_gcse): Add dbg_cnt.
3479 * ifcvt.c (gate_handle_if_conversion): Same.
3480 (gate_handle_if_after_combine): Same.
3481 (gate_handle_if_after_reload): Same.
3482 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3484 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3486 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3488 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3490 2008-02-26 Jason Merrill <jason@redhat.com>
3493 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3494 alone if it's the naming decl for the type's main variant.
3496 2008-02-26 Tom Tromey <tromey@redhat.com>
3498 * system.h (USE_MAPPED_LOCATION): Poison.
3499 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3500 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3501 (make_goto_expr_edges): Likewise.
3502 (remove_bb): Likewise.
3503 (execute_warn_function_return): Likewise.
3504 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3506 * c-common.c (fname_decl): Remove old location code.
3507 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3509 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3511 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3512 (gen_rtx_ASM_INPUT): Likewise.
3513 (gen_rtx_ASM_INPUT_loc): Likewise.
3514 (get_rtx_asm_OPERANDS): Remove.
3515 * cfglayout.c (insn_locators_alloc): Remove old location code.
3516 (set_curr_insn_source_location): Likewise.
3517 (curr_insn_locator): Likewise.
3518 * print-tree.c (print_node): Remove old location code.
3519 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3520 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3521 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3522 location_from_locus.
3523 (construct_exit_block): Remove old location code.
3524 * emit-rtl.c (force_next_line_note): Remove old location code.
3525 * profile.c (branch_prob): Remove old location code.
3526 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3527 LOC_LINE): Remove old-location variants.
3528 * langhooks.c (lhd_print_error_function): Remove old location
3530 * configure, config.in: Rebuilt.
3531 * configure.ac (--enable-mapped-location): Remove.
3532 * c-decl.c (c_init_decl_processing): Remove old location code.
3533 (finish_function): Likewise.
3534 * recog.c (decode_asm_operands): Remove old location code.
3535 * c-pch.c (c_common_read_pch): Remove old location code.
3536 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3538 * gimple-low.c (lower_function_body): Remove old location code.
3539 * toplev.c (unknown_location): Remove.
3540 (push_srcloc): Remove old-location variant.
3541 (process_options): Remove old location code.
3542 (lang_dependent_init): Likewise.
3543 * input.h (UNKNOWN_LOCATION): Move definition.
3544 (location_t): Undeprecate.
3545 (source_locus): Remove.
3546 (location_from_locus): Remove.
3547 (struct location_s): Remove.
3548 Remove all old-location code.
3549 (input_line, input_filename): Remove.
3550 * final.c (final_scan_insn): Remove old location code.
3551 * diagnostic.c (diagnostic_build_prefix): Remove
3552 USE_MAPPED_LOCATION test.
3553 * tree.h (gimple_stmt) <locus>: Now a location_t.
3554 (tree_exp) <locus>: Likewise.
3555 (DECL_IS_BUILTIN): Remove old-location variant.
3556 (annotate_with_file_line, annotate_with_locus): Likewise.
3557 (expr_locus, set_expr_locus): Update.
3558 * tree.c (build1_stat): Remove old location code.
3559 (last_annotated_node): Remove.
3560 (annotate_with_file_line): Remove old-location variant.
3561 (annotate_with_locus): Likewise.
3562 (expr_location): Remove old location code.
3563 (set_expr_location): Likewise.
3564 (expr_has_location): Likewise.
3565 (expr_locus): Likewise.
3566 (set_expr_locus): Likewise.
3567 (expr_filename): Don't use location_from_locus.
3568 (expr_lineno): Likewise.
3569 * rtl-error.c (location_for_asm): Remove old location code.
3570 * c-lex.c (cb_line_change): Remove old location code.
3571 (fe_file_change): Likewise.
3572 (cb_def_pragma): Likewise.
3573 (c_lex_with_flags): Likewise.
3574 * gengtype.c (do_typedef): Don't special-case location types.
3575 (define_location_structures): Remove.
3576 (main): Don't call define_location_structures.
3577 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3580 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3583 * builtins.def (BUILT_IN_STDARG_START): Remove.
3584 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3585 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3586 * tree-inline.c (inline_forbidden_p_1): Likewise.
3588 2008-02-26 Richard Guenther <rguenther@suse.de>
3590 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3591 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3592 (lookup_decl_from_uid): Declare.
3593 (remove_decl_from_map): Likewise.
3594 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3595 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3596 (decl_for_uid_map): New global hashtable mapping DECL_UID
3598 (init_ttree): Allocate it.
3599 (insert_decl_to_uid_decl_map): New helper function.
3600 (make_node_stat): Insert new decls into the map.
3601 (copy_node_stat): Likewise.
3602 (lookup_decl_from_uid): New function.
3603 (remove_decl_from_map): Likewise.
3604 (print_decl_for_uid_map_statistics): New helper.
3605 (dump_tree_statistics): Call it.
3607 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3608 (referenced_var_iterator): Adjust.
3609 (FOR_EACH_REFERENCED_VAR): Adjust.
3610 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3611 (num_referenced_vars): Adjust.
3612 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3613 (first_referenced_var): Remove.
3614 (end_referenced_vars_p): Likewise.
3615 (next_referenced_var): Likewise.
3616 (referenced_var_iterator_set): New helper function.
3617 * tree-dfa.c (referenced_var_lookup): Adjust.
3618 (referenced_var_check_and_insert): Likewise.
3619 (remove_referenced_var): Likewise.
3620 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3622 (verify_call_clobbering): Likewise.
3623 (verify_memory_partitions): Likewise.
3624 (init_tree_ssa): Allocate bitmap instead of hashtable for
3626 (delete_tree_ssa): Adjust.
3627 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3628 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3629 (compute_tag_properties): Likewise.
3630 (set_initial_properties): Likewise.
3631 (find_partition_for): Likewise.
3632 (update_reference_counts): Likewise.
3633 (dump_may_aliases_for): Likewise.
3634 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3635 (add_call_clobber_ops): Likewise.
3636 (add_call_read_ops): Likewise.
3637 (get_asm_expr_operands): Likewise.
3638 * tree-into-ssa.c (dump_decl_set): Likewise.
3639 (update_ssa): Likewise.
3640 * tree-sra.c (scan_function): Likewise.
3641 (decide_instantiations): Likewise.
3642 (scalarize_parms): Likewise.
3643 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3644 (dsa_named_for): Likewise.
3645 * tree-ssa-structalias.c (update_alias_info): Likewise.
3646 (merge_smts_into): Likewise.
3648 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3651 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3652 * c-opts.c (c_common_handle_option): Wall enables
3653 Wvolatile-register-var.
3654 * common.opt: Move Wvolatile-register-var to...
3657 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3659 * common.opt (Wlarger-than=): New.
3660 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3662 * opts.c (common_handle_option): Handle -Wlarger-than=.
3663 * optc-gen.awk: Likewise.
3664 * opth-gen.awk: Likewise.
3665 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3666 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3668 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3670 * c-common.c (match_case_to_enum_1): Add appropriate
3671 OPT_W* parameter to warning.
3672 (c_do_switch_warnings): Likewise.
3673 * c-typeck.c (warning_init): Add one more parameter following
3675 (push_init_level): Update call to warning_init.
3676 (pop_init_level): Likewise.
3677 (add_pending_init): Likewise.
3678 (output_init_element: Likewise.
3680 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3683 * toplev.c (toplev_main): If there are warnings or error, print
3684 errors for ignored options.
3685 * opts.c (ignored_options): New static variable.
3686 (postpone_unknown_option_error): New.
3687 (print_ignored_options): New.
3688 (handle_option): Postpone errors for unknown -Wno-* options.
3689 * opts.h (print_ignored_options): Declare.
3691 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3693 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3696 2008-02-25 Richard Guenther <rguenther@suse.de>
3699 2008-02-25 Richard Guenther <rguenther@suse.de>
3701 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3702 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3703 (lookup_decl_from_uid): Declare.
3704 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3705 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3706 (decl_for_uid_map): New global hashtable mapping DECL_UID
3708 (init_ttree): Allocate it.
3709 (insert_decl_to_uid_decl_map): New helper function.
3710 (make_node_stat): Insert new decls into the map.
3711 (copy_node_stat): Likewise.
3712 (lookup_decl_from_uid): New function.
3713 (print_decl_for_uid_map_statistics): New helper.
3714 (dump_tree_statistics): Call it.
3716 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3717 (referenced_var_iterator): Adjust.
3718 (FOR_EACH_REFERENCED_VAR): Adjust.
3719 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3720 (num_referenced_vars): Adjust.
3721 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3722 (first_referenced_var): Remove.
3723 (end_referenced_vars_p): Likewise.
3724 (next_referenced_var): Likewise.
3725 (referenced_var_iterator_set): New helper function.
3726 * tree-dfa.c (referenced_var_lookup): Adjust.
3727 (referenced_var_check_and_insert): Likewise.
3728 (remove_referenced_var): Likewise.
3729 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3730 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3731 (verify_call_clobbering): Likewise.
3732 (verify_memory_partitions): Likewise.
3733 (init_tree_ssa): Allocate bitmap instead of hashtable for
3735 (delete_tree_ssa): Adjust.
3736 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3737 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3738 (compute_tag_properties): Likewise.
3739 (set_initial_properties): Likewise.
3740 (find_partition_for): Likewise.
3741 (update_reference_counts): Likewise.
3742 (dump_may_aliases_for): Likewise.
3743 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3744 (add_call_clobber_ops): Likewise.
3745 (add_call_read_ops): Likewise.
3746 (get_asm_expr_operands): Likewise.
3747 * tree-into-ssa.c (dump_decl_set): Likewise.
3748 (update_ssa): Likewise.
3749 * tree-sra.c (scan_function): Likewise.
3750 (decide_instantiations): Likewise.
3751 (scalarize_parms): Likewise.
3752 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3753 (dsa_named_for): Likewise.
3754 * tree-ssa-structalias.c (update_alias_info): Likewise.
3755 (merge_smts_into): Likewise.
3757 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3760 * doc/invoke.texi (-fcx-limited-range): Document new option.
3761 * toplev.c (process_options): Handle -fcx-fortran-rules.
3762 * common.opt: Add documentation for -fcx-fortran-rules.
3764 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3767 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3768 actual behaviour and C99.
3770 2008-02-26 Ben Elliston <bje@au.ibm.com>
3772 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3773 (ASM_CPU_POWER6_SPEC): Likewise.
3774 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3775 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3776 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3778 2008-02-25 Richard Guenther <rguenther@suse.de>
3780 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3781 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3782 (lookup_decl_from_uid): Declare.
3783 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3784 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3785 (decl_for_uid_map): New global hashtable mapping DECL_UID
3787 (init_ttree): Allocate it.
3788 (insert_decl_to_uid_decl_map): New helper function.
3789 (make_node_stat): Insert new decls into the map.
3790 (copy_node_stat): Likewise.
3791 (lookup_decl_from_uid): New function.
3792 (print_decl_for_uid_map_statistics): New helper.
3793 (dump_tree_statistics): Call it.
3795 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3796 (referenced_var_iterator): Adjust.
3797 (FOR_EACH_REFERENCED_VAR): Adjust.
3798 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3799 (num_referenced_vars): Adjust.
3800 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3801 (first_referenced_var): Remove.
3802 (end_referenced_vars_p): Likewise.
3803 (next_referenced_var): Likewise.
3804 (referenced_var_iterator_set): New helper function.
3805 * tree-dfa.c (referenced_var_lookup): Adjust.
3806 (referenced_var_check_and_insert): Likewise.
3807 (remove_referenced_var): Likewise.
3808 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3809 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3810 (verify_call_clobbering): Likewise.
3811 (verify_memory_partitions): Likewise.
3812 (init_tree_ssa): Allocate bitmap instead of hashtable for
3814 (delete_tree_ssa): Adjust.
3815 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3816 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3817 (compute_tag_properties): Likewise.
3818 (set_initial_properties): Likewise.
3819 (find_partition_for): Likewise.
3820 (update_reference_counts): Likewise.
3821 (dump_may_aliases_for): Likewise.
3822 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3823 (add_call_clobber_ops): Likewise.
3824 (add_call_read_ops): Likewise.
3825 (get_asm_expr_operands): Likewise.
3826 * tree-into-ssa.c (dump_decl_set): Likewise.
3827 (update_ssa): Likewise.
3828 * tree-sra.c (scan_function): Likewise.
3829 (decide_instantiations): Likewise.
3830 (scalarize_parms): Likewise.
3831 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3832 (dsa_named_for): Likewise.
3833 * tree-ssa-structalias.c (update_alias_info): Likewise.
3834 (merge_smts_into): Likewise.
3836 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3839 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3840 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3841 * alias.h (nonoverlapping_memrefs_p): Likewise.
3843 2008-02-25 Jan Beulich <jbeulich@novell.com>
3845 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3846 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3847 __emultls_get_address, __emultls_register_common,
3848 __floatundi?f, and _Unwind_GetIPInfo.
3849 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3850 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3851 (gen_regparm_prefix): Likewise.
3852 (i386_nlm_encode_section_info): Sync with
3853 config/i386/winnt.c:i386_pe_encode_section_info().
3854 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3855 i386_nlm_mangle_decl_assembler_name): New.
3856 (netware_override_options): New.
3857 * config/i386/netware.h (netware_override_options): Declare.
3858 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3859 (i386_nlm_mangle_decl_assembler_name): Declare.
3860 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3862 2008-02-25 Ben Elliston <bje@au.ibm.com>
3865 * c-decl.c (grokdeclarator): Remove unused local variables
3866 `typedef_type' and `type_as_written'.
3868 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3869 unused local variable `has_hot_blocks'.
3870 (fix_crossing_conditional_branches): Remove unused local variable
3873 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3876 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3877 using DEF_C99_BUILTIN.
3878 (BUILT_IN_NANF): Ditto.
3879 (BUILT_IN_NANL): Ditto.
3881 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3882 Revital Eres <eres@il.ibm.com>
3884 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3885 regarding the order of two dependent insns in the same row.
3887 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3889 * stor-layout.c (layout_decl): Do not bump the alignment of a
3890 bit-field to more than byte alignment if it is packed.
3892 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3894 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3897 2008-02-24 Diego Novillo <dnovillo@google.com>
3899 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3902 * tree-vrp.c (vrp_evaluate_conditional): With
3903 -Wtype-limits, emit a warning when comparing against a
3904 constant outside the natural range of OP0's type.
3905 * c.opt (Wtype-limits): Move ...
3906 * common.opt (Wtype-limits): ... here.
3908 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3910 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3911 * config/rs6000/e300c2c3.md: New file.
3912 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3914 (rs6000_override_options): Add e300c2 and e300c3 cases to
3915 processor_target_table. Do not allow usage of Altivec or Spe
3916 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3917 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3918 * config/rs6000/rs6000.h (processor_type): Add
3919 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3920 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3921 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3922 and ppce300c3. Include e300c2c3.md.
3924 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3926 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3927 instead of TARGET_STRICT_ALIGN.
3929 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3931 * explow.c (memory_address): Assert that the generated address is
3934 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3937 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3938 * config/darwin-ppc-ldouble-patch.def: New file.
3939 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3940 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3941 SUBTARGET_INIT_BUILTINS if defined.
3942 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3945 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3948 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3949 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3951 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3954 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3955 file" warning condtional on -Winvalid-PCH.
3957 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3959 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3961 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3966 prevent reload from using MMX registers.
3967 (*mov<mode>_internal): Ditto.
3968 (*movv2sf_internal_rex64): Ditto.
3969 (*movv2sf_internal): Ditto.
3971 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3973 PR documentation/31569
3974 * doc/install.texi2html: Use makeinfo --no-number-sections.
3976 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3978 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3979 ensure that we can address an entire entity > 8 bytes. Don't
3980 generate reg+reg addressing for such data.
3982 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3984 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3985 strings when optimizing for size, unless the target cares about
3988 2008-02-22 Tom Tromey <tromey@redhat.com>
3990 * regclass.c (current_pass): Remove declaration.
3992 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3994 * config/avr/libgcc.S (__RAMPZ__): Define.
3995 (__do_copy_data): Add for devices with 128KB code memory.
3997 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3999 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4001 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4003 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4005 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4008 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4011 * c-typeck.c (build_binary_op): Warn about floating point
4012 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4014 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4017 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4018 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4020 (rs6000_override_options): Set altivec_abi as default, not override,
4021 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4022 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4023 is used; use new member spe_abi.
4024 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4025 spe_abi and altivec_abi.
4027 2008-02-22 Tomas Bily <tbily@suse.cz>
4029 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4031 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4034 * config.build (build_file_translate): Set to `CMD //c' only if
4036 * Makefile.in (build_file_translate): Improve comment.
4038 2008-02-21 Jan Hubicka <jh@suse.cz>
4040 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4041 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4042 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4044 2008-02-21 Michael Matz <matz@suse.de>
4047 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4049 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4051 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4052 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4054 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4055 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4056 SSE_VEC_FLOAT_MODE_P as insn constraint.
4057 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4058 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4059 sse4a_movntdf using MODEF mode iterator.
4060 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4061 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4062 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4063 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4064 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4065 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4066 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4068 2008-02-21 Richard Guenther <rguenther@suse.de>
4070 * tree.def (PAREN_EXPR): New tree code.
4071 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4073 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4074 * expr.c (expand_expr_real_1): Likewise.
4075 * tree-inline.c (estimate_num_insns_1): Likewise.
4076 * tree-complex.c (expand_complex_move): Likewise.
4077 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4080 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4083 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4085 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4088 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4090 * config/sh/sh.c (find_barrier): Don't go past
4091 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4093 2008-02-20 DJ Delorie <dj@redhat.com>
4095 * config/h8300/h8300.md (insv): Force source operand to be a register.
4097 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4098 as a jump, not as a plain insn.
4100 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4102 * doc/invoke.texi (Warning Options): Add new option
4103 -Wframe-larger-than=.
4104 (-Wframe-larger-than): Document.
4106 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4107 Add declarations for new option variables.
4109 * final.c (final_start_function): Check the frame size
4110 before emission and issue a Wframe-larger-than warning.
4112 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4113 Add definitions for new option variables.
4114 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4116 * common.opt (Wframe-larger-than=): New option.
4118 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4121 (<sse>_div<mode>3): Ditto.
4122 (<sse>_vmdiv<mode>3): Ditto.
4123 (<sse>_vmsqrt<mode>2): Ditto.
4124 (*smax<mode>3): Ditto.
4125 (sse5_frcz<mode>2): Ditto.
4126 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4129 2008-02-20 Richard Guenther <rguenther@suse.de>
4132 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4133 be happy with INTEGRAL_TYPE_P.
4135 2008-02-20 Richard Guenther <rguenther@suse.de>
4137 * fold-const.c (split_tree): Associate floatig-point expressions
4138 if flag_associative_math is set.
4140 2008-02-20 Richard Guenther <rguenther@suse.de>
4142 * tree.h (fold_real_zero_addition_p): Declare.
4143 * fold-const.c (fold_real_zero_addition_p): Export.
4144 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4145 floating-point operations with zero and one.
4147 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4149 * doc/install.texi: Correct references to CFLAGS, replacing them
4150 with BOOT_CFLAGS. Document flags used during bootstrap for
4153 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4156 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4157 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4159 (smin<mode>3): Ditto from similar patterns.
4160 (smax<mode>3): Ditto.
4161 (*ieee_smin<mode>3): Ditto.
4162 (*ieee_smax<mode>3): Ditto.
4163 * config/i386/sse.md (sse): New mode attribute.
4164 (mov<mode>): Macroize expander from movv4sf and movv2df using
4165 SSEMODEF2P mode iterator.
4166 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4167 SSE_VEC_FLOAT_MODE_P as insn constraint.
4168 (storent<mode>): Ditto.
4169 (storent<mode>): Macroize expander from storentsf and storentdf using
4170 MODEF mode iterator.
4171 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4172 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4173 (abs<mode>2): Ditto from similar patterns.
4174 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4175 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4176 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4177 (<sse>_vmsqrt<mode>2): Ditto.
4178 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4179 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4180 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4181 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4182 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4183 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4184 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4186 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4187 iterator and SSE_FLOAT_MODE_P as insn constraint.
4188 (<sse>_ucomi): Ditto from similar patterns.
4189 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4190 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4191 SSE_VEC_FLOAT_MODE_P as insn constraint.
4192 (vcond<mode>): Ditto from similar patterns.
4193 (and<mode>3, *and<mode>3): Ditto.
4194 (<sse>_nand<mode>3): Ditto.
4195 (ior<mode>3, *ior<mode>3): Ditto.
4196 (xor<mode>3, *xor<mode>3): Ditto.
4197 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4198 iterator and SSE_FLOAT_MODE_P as insn constraint.
4199 (*nand<mode>3): Ditto from similar patterns.
4200 (*ior<mode>3): Ditto.
4201 (*xor<mode>3): Ditto.
4203 2008-02-20 Ira Rosen <irar@il.ibm.com>
4205 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4206 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4207 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4209 2008-02-19 Jan Hubicka <jh@suse.cz>
4211 * predict.c (tree_bb_level_predictions): Remove variable next
4212 mistakely introduced by previous commit.
4214 2008-02-19 Jan Hubicka <jh@suse.cz>
4216 * predict.c (predict_paths_leading_to): Rewrite.
4217 (predict_paths_for_bb): New.
4218 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4220 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4223 * Makefile.in (build_file_translate): New.
4224 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4225 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4226 * configure.ac (build_file_translate): Substitute it.
4227 * configure: Regenerate.
4229 2008-02-19 Jan Hubicka <jh@suse.cz>
4231 PR rtl-optimization/34408
4232 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4235 2008-02-19 Jan Hubicka <jh@suse.cz>
4238 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4241 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4244 * config/i386/i386-modes.def: Revert the last DI alignment
4245 change until Ada people can look into it.
4247 2008-02-19 Nick Clifton <nickc@redhat.com>
4249 * opts.c (print_specific_help): Fix typo in --help text.
4251 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4254 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4255 32-bit inline asm without asm alternatives for host GCC < 3.0.
4257 2008-02-19 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/34989
4260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4261 Allow propagation to INDIRECT_REF if we can simplify only.
4263 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4265 * c-common.c (warn_for_collisions_1): Use appropriate option when
4268 2008-02-19 Nick Clifton <nickc@redhat.com>
4271 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4272 (handle_options): Fix indentation.
4273 (print_filtered_help): If no language-specific options were
4274 displayed tell the user how to list all the options supported by
4275 the language's front-end.
4276 (print_specific_help): Fix indentation and remove duplicate line.
4277 (common_handle_option): Handle the -v option.
4278 For --help enable the display of undocumented options if the -v
4279 switch has been included on the command line.
4280 For --help= check for overlaps in the arguments between the option
4281 classes and the language names and issue a warning when they
4282 cannot be disambiguated.
4283 * c.opt (v): Pass on to the common option handler.
4285 2008-02-19 Revital Eres <eres@il.ibm.com>
4287 * modulo-sched.c (sms_schedule): Change dump message when
4288 create_ddg function fails.
4289 (try_scheduling_node_in_cycle): Rename row to cycle.
4290 (print_partial_schedule): Rename CYCLE to ROW.
4292 2008-02-19 Christian Bruel <christian.bruel@st.com>
4293 Zdenek Dvorak <ook@ucw.cz>
4295 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4297 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4300 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4301 (*x86_movdicc_0_m1_se): Ditto.
4303 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4306 (CMPtype): Define as __gcc_CMPtype.
4307 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4308 (CMPtype): Define as __gcc_CMPtype.
4310 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4312 Support valgrind 3.3 for --enable-checking=valgrind.
4313 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4315 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4316 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4317 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4318 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4319 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4320 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4321 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4323 * ggc-zone.c: Similar.
4324 * ggc-page.c: Similar.
4326 2008-02-19 Paul Brook <paul@codesourcery.com>
4329 * config/arm/ieee754-df.S: Fix do_it typo.
4330 * config/arm/ieee754-sf.S: Fix do_it typo.
4332 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4335 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4336 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4337 (OPTION_MASK_ISA_SSE_SET): Likewise.
4338 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4339 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4340 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4341 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4342 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4343 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4344 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4345 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4346 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4347 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4348 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4349 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4350 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4351 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4352 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4353 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4354 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4355 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4356 (OPTION_MASK_ISA_SSE4): Removed.
4357 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4358 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4359 (override_options): Don't turn on implied SSE/MMX bits in
4362 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4364 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4367 2008-02-18 Joey Ye <joey.ye@intel.com>
4370 * tree-nested.c (insert_field_into_struct): Set type alignment
4371 to field alignment if the former is less than the latter.
4373 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4375 * BASE-VER: Set to 4.4.0.
4377 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4379 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4380 * doc/cfg.texi: Likewise.
4381 * doc/extend.texi: Likewise.
4382 * doc/gty.texi: Likewise.
4383 * doc/invoke.texi: Likewise.
4384 * doc/loop.texi: Likewise.
4385 * doc/md.texi: Likewise.
4386 * doc/passes.texi: Likewise.
4387 * doc/rtl.texi: Likewise.
4388 * doc/sourcebuild.texi: Likewise.
4389 * doc/tm.texi: Likewise.
4390 * doc/tree-ssa.texi: Likewise.
4392 2008-02-17 Richard Guenther <rguenther@suse.de>
4395 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4396 without default definition.
4398 2008-02-17 Richard Guenther <rguenther@suse.de>
4400 PR tree-optimization/35231
4401 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4404 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4407 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4408 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4409 libgcc_cmp_return mode.
4411 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4414 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4416 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4418 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4421 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4423 * doc/c-tree.texi: Use `@.' where appropriate.
4424 * doc/extend.texi: Likewise.
4425 * doc/install.texi: Likewise.
4426 * doc/invoke.texi: Likewise.
4427 * doc/loop.texi: Likewise.
4428 * doc/makefile.texi: Likewise.
4429 * doc/md.texi: Likewise.
4430 * doc/passes.texi: Likewise.
4431 * doc/standards.texi: Likewise.
4432 * doc/tm.texi: Likewise.
4434 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4437 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4439 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4440 rather than in entry_bb.
4442 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4445 libgcc_cmp_return mode.
4447 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4450 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4451 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4453 2008-02-15 Richard Guenther <rguenther@suse.de>
4454 Zdenek Dvorak <ook@ucw.cz>
4456 PR tree-optimization/35164
4457 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4458 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4459 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4460 Only propagate addresses which do not have abnormal SSA_NAMEs
4463 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4466 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4468 2008-02-15 Jan Hubicka <jh@suse.cz>
4471 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4473 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4476 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4477 when calculating alignment_pad.
4479 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4482 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4483 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4484 and STACK_BOUNDARY define.
4486 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4488 PR preprocessor/35061
4489 * c-pragma.c (handle_pragma_pop_macro): Check that
4490 pushed_macro_table has been allocated.
4492 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4495 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4496 (force_gimple_operand): Likewise.
4497 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4498 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4499 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4500 (find_interesting_uses_address): Check addressability and alignment
4501 of the base expression only after substituting bases of IVs into it.
4503 2008-02-14 Michael Matz <matz@suse.de>
4506 * function.c (instantiate_virtual_regs_in_insn): Reload address
4507 before falling back to reloading the whole operand.
4509 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4511 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4512 before the first section switch note.
4514 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4516 * doc/bugreport.texi: Update copyright years.
4517 * doc/c-tree.texi: Likewise.
4518 * doc/cfg.texi: Likewise.
4519 * doc/cpp.texi: Likewise.
4520 * doc/cppinternals.texi: Likewise.
4521 * doc/fragments.texi: Likewise.
4522 * doc/frontends.texi: Likewise.
4523 * doc/gcc.texi: Likewise.
4524 * doc/gty.texi: Likewise.
4525 * doc/hostconfig.texi: Likewise.
4526 * doc/implement-c.texi: Likewise.
4527 * doc/libgcc.texi: Likewise.
4528 * doc/loop.texi: Likewise.
4529 * doc/makefile.texi: Likewise.
4530 * doc/options.texi: Likewise.
4531 * doc/passes.texi: Likewise.
4532 * doc/rtl.texi: Likewise.
4533 * doc/sourcebuild.texi: Likewise.
4534 * doc/standards.texi: Likewise.
4535 * doc/tree-ssa.texi: Likewise.
4536 * doc/trouble.texi: Likewise.
4538 * doc/extend.texi: Use @: or add comma where appropriate.
4539 * doc/invoke.texi: Likewise.
4540 * doc/tm.texi: Likewise.
4542 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4545 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4548 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4550 * doc/md.texi (clz, ctz): Add reference.
4551 * doc/rtl.texi (clz, ctz): Likewise.
4553 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4556 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4559 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4561 * config/s390/s390.c (struct constant_pool): New field
4562 emit_pool_after added.
4563 (s390_mainpool_start): Set the emit_pool_after flag according
4564 to the section switch notes.
4565 (s390_mainpool_finish): Consider emit_pool_after when emitting
4566 the literal pool at the end of the function.
4567 (s390_chunkify_start): Force literal pool splits at section
4570 2008-02-13 Michael Matz <matz@suse.de>
4573 * var-tracking.c (clobber_variable_part): Correctly traverse the
4576 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4579 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4580 Add -fdump-ipa-inline.
4581 * tree-dump.c (dump_files): Remove tree-inlined dump.
4582 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4584 2008-02-12 Richard Guenther <rguenther@suse.de>
4586 PR tree-optimization/35171
4587 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4590 2008-02-12 Richard Guenther <rguenther@suse.de>
4593 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4594 value-preserving mode. Disallow final truncation.
4596 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4599 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4600 code from here to...
4601 (force_gimple_operand): ...here.
4603 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4606 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4607 non-compatible pointers.
4608 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4609 different FIELD_DECLs, try harder by comparing field offsets, sizes
4613 * function.c (match_asm_constraints_1): Don't replace the same input
4616 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4618 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4619 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4620 (expand_epilogue): Restore RAMPZ register.
4621 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4623 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4625 * config/i386/cygwin.asm: (__alloca): Correct calling
4626 convention and alignment.
4627 (__chkstk): Force 8 byte stack alignment.
4629 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4630 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/33992
4633 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4634 the zero we compare against.
4636 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4639 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4640 to CloseHandle after unlocking to prevent accumulation of handle
4643 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4646 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4647 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4648 and update LABEL_NUSES during and after reload.
4650 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4653 * combine.c (simplify_if_then_else): Make sure the comparison is
4654 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4656 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4659 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4660 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4661 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4662 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4663 * tree.h (get_type_static_bounds): Likewise.
4665 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4667 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4668 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4669 Make -Wfoo language annotations match what the compiler outputs.
4671 2008-02-08 Sa Liu <saliu@de.ibm.com>
4673 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4674 intrinsics spu_convts, spu_convtu, spu_convtf.
4675 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4677 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4679 * doc/extend.texi (Function Attributes) <noinline>: Mention
4680 asm ("") as method to keep calls.
4682 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4685 * doc/options.texi (Options): Replace references to opts.sh with
4687 * opts-common.c: Likewise.
4688 * optc-gen.awk: Likewise.
4690 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4692 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4694 2008-02-07 Richard Henderson <rth@redhat.com>
4697 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4698 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4701 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4703 PR tree-optimization/35085
4704 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4705 for operand entry oe2 in addition to operand entry oe3 in order to
4706 expose more opportunities for vectorizer sum reduction.
4708 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4711 * Makefile.in (LIBS): Remove $(GMPLIBS).
4712 (cc1-dummy, cc1): Add $(GMPLIBS).
4714 2008-02-06 Jan Hubicka <jh@suse.cz>
4717 * i386.md (moddf_integer): Do not produce partial memory stalls for
4718 targets where it hurts.
4720 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4723 * optabs.c (expand_float): Do not check for decimal modes when
4724 expanding unsigned integer through signed conversion.
4726 2008-02-06 Nick Clifton <nickc@redhat.com>
4728 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4729 inside the clobber with a match_operand and duplicated operand
4730 number in the constraint.
4731 (ineqbranchsi): Delete redundant comment.
4733 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4735 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4736 builtin_define ("__USE_INIT_FINI__").
4737 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4739 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4741 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4743 PR documentation/30330
4744 * doc/invoke.texi (C++ Dialect Options)
4745 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4746 For each warning option -Wfoo that allows -Wno-foo, ensure both
4747 -Wfoo and -Wno-foo are listed in the option index. Fix index
4748 entry of -Wswitch-default, index -Wnormalized= including the
4749 `=', and -Wlarger-than-@var{len} including @var{len}.
4751 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4753 * config/i386/i386.md (floatunssisf2): Use
4754 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4755 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4756 Macroize expander using MODEF mode iterator.
4758 2008-02-05 Diego Novillo <dnovillo@google.com>
4760 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4763 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4765 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4768 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4770 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4773 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4774 to indicate if a message should be generated.
4775 (init_cumulative_args): Updated.
4776 (function_value_32): Likewise.
4778 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4780 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4782 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4785 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4786 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4788 2008-02-04 Diego Novillo <dnovillo@google.com>
4790 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4793 * tree-vrp.c (vrp_evaluate_conditional): With
4794 -Wtype-limits, emit a warning when comparing against a
4795 constant outside the natural range of OP0's type.
4797 2008-02-04 Richard Guenther <rguenther@suse.de>
4800 * expr.c (count_type_elements): Give for unions instead of
4803 2008-02-04 Richard Guenther <rguenther@suse.de>
4806 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4807 to TYPE_DOMAINs base type instead of using bitsizetype here.
4809 2008-02-03 Jason Merrill <jason@redhat.com>
4811 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4813 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4816 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4817 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4818 (RS/6000 and PowerPC Options): Fix typos and markup.
4819 * doc/passes.texi (Tree-SSA passes): Likewise.
4821 2008-02-02 Michael Matz <matz@suse.de>
4824 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4825 from record_last_reg_set_info.
4826 (record_last_reg_set_info): Take an RTX argument, iterate over all
4827 constituent hardregs.
4828 (record_last_set_info, record_opr_changes): Change calls to
4829 new signature or to record_last_reg_set_info_regno.
4831 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4833 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4835 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4837 PR rtl-optimization/34773
4838 * reg-notes.def (EQUAL): Mention significance of combination of
4839 REG_EQUAL and REG_RETVAL.
4840 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4841 insn that has a REG_RETVAL.
4843 2008-02-01 Roger Sayle <roger@eyesopen.com>
4846 * configure.ac (--enable-fixed-point): Disable unless explicitly
4848 * configure: Regenerate.
4850 2008-02-01 Richard Guenther <rguenther@suse.de>
4853 * invoke.texi (-finline-limit): Remove no longer true parts
4854 of the documentation. Note that there is no default value.
4856 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4857 Mark Mitchell <mark@codesourcery.com>
4858 Ben Elliston <bje@au.ibm.com>
4861 * doc/extend.texi (Other Builtins): Document.
4863 2008-01-31 Tom Browder <tom.browder@gmail.com>
4865 * doc/c-tree.texi (Types): Fix grammar.
4866 (Expression trees): Ditto.
4867 * doc/passes.texi (Tree-SSA passes): Ditto.
4869 * doc/configterms.texi (Configure Terms): Fix typo.
4870 * doc/cpp.texi (Common Predefined Macros): Ditto.
4871 * doc/md.texi (Machine Constraints): Ditto.
4873 * doc/makefile.texi (Makefile): Add comma.
4875 2008-01-31 Tom Browder <tom.browder@gmail.com>
4876 Gerald Pfeifer <gerald@pfeifer.com>
4878 * doc/sourcebuild.texi (Front End): Remove references to CVS
4879 and CVSROOT/modules.
4880 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4881 (Back End): Remove reference to CVS.
4883 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4886 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4888 (mips16_gp_pseudo_reg): ...here.
4889 * config/mips/mips.md (load_const_gp): Replace with...
4890 (load_const_gp_<mode>): ...this :P-based insn.
4892 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4894 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4895 options. Minor fixes.
4896 (-std): Move reference to standards closer to where language
4897 standards are first mentioned.
4899 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4901 PR rtl-optimization/34995
4902 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4903 parameter and return a bool. If the rtx parameter is nonnull,
4904 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4905 (find_reloads): Update call accordingly. Pass the new operand
4906 if it needed no address reloads, otherwise pass null.
4908 2008-01-30 Richard Henderson <rth@redhat.com>
4911 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4912 for unbounded arrays.
4914 2008-01-30 Silvius Rus <rus@google.com>
4916 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4918 2008-01-30 Jan Hubicka <jh@suse.cz>
4921 * i386.c (init_cumulative_args): Use real function declaration when
4924 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4926 PR rtl-optimization/34998
4927 * global.c (build_insn_chain): Treat non-subreg_lowpart
4928 SUBREGs of pseudos as clobbering all the words covered by the
4929 SUBREG, not just all the bytes.
4930 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4931 original df_ref rather than an extract parameter.
4932 (global_conflicts): Update call accordingly.
4934 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4936 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4937 the overflow check to make it easier to read.
4938 (__fixtfdi): Change the type of the ll member in union
4939 long_double to UDItype_x.
4941 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4944 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4945 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4946 * tree-inline.c (fold_marked_statements): Call
4947 cgraph_update_edges_for_call_stmt if folding a call statement.
4948 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4949 debug_generic_stmt calls, reset it back afterwards.
4952 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4954 * c-typeck.c (build_external_ref): Don't pedwarn about
4955 static vars in current function's scope.
4957 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4959 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4961 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4964 * ipa-struct-reorg.c: Fix spelling.
4965 * params.def: Ditto.
4967 2008-01-29 Richard Guenther <rguenther@suse.de>
4970 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4972 * tree-inline.c (remap_type): Increment remapping_type_depth
4973 around remapping types.
4974 (copy_body_r): Only add referenced variables if they are referenced
4975 from code, not types.
4977 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4988 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4989 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4991 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4994 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4995 pointer for tiny stack.
4997 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4999 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5001 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5003 * config/vx-common.h: Fix typo in comment.
5005 2008-01-28 Ian Lance Taylor <iant@google.com>
5009 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5010 coalesce pointers if they have different DECL_NO_TBAA_P values.
5011 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5012 between variables with different DECL_NO_TBAA_P values.
5014 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5017 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5018 are not legitimate small data references on SPE targets.
5020 2008-01-28 David Daney <ddaney@avtrex.com>
5022 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5024 2008-01-28 David Daney <ddaney@avtrex.com>
5026 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5028 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5030 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5031 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5032 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5033 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5034 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5035 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5036 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5037 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5039 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5041 * basic-block.h (condjump_equiv_p): Fix comment.
5043 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5045 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5046 print_generic_stmt_indented): Fix comment.
5048 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5050 * configure.ac (__stack_chk_fail): Add detecion for availability
5051 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5052 * configure: Regenerate.
5054 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5057 * final.c (output_addr_const): Handle TRUNCATE.
5059 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5062 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5063 (zero_cost, infinite_cost): New constants.
5064 (struct cost_pair): Change type of cost to comp_cost.
5065 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5066 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5068 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5069 split_address_cost, ptr_difference_cost, difference_cost,
5070 get_computation_cost_at, get_computation_cost,
5071 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5072 determine_use_iv_cost_condition, determine_use_iv_costs,
5073 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5074 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5075 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5076 Change type of cost to comp_cost.
5077 (determine_iv_cost): Increase cost of non-original ivs, instead
5078 of decreasing the cost of original ones.
5079 (get_address_cost): Indicate the complexity of the addressing mode
5081 (try_add_cand_for): Prefer using ivs not specific to some object.
5082 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5084 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5085 Janis Johnson <janis187@us.ibm.com>
5088 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5089 (TARGET_INSTANTIATE_DECLS): Likewise.
5090 * target.h (expand_to_rtl_hook): New target hook.
5091 (instantiate_decls): Likewise.
5092 * function.c (instantiate_decl): Make non-static. Rename to...
5093 (instantiate_decl_rtl): ... this.
5094 (instantiate_expr): Use instantiate_decl_rtl.
5095 (instantiate_decls_1): Likewise.
5096 (instantiate_decls): Likewise.
5097 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5098 * function.h (instantiate_decl_rtl): Add prototype.
5099 * cfgexpand.c (target.h): New include.
5100 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5101 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5102 (TARGET_INSTANTIATE_DECLS): Likewise.
5103 (TARGET_INITIALIZER): New target hooks added.
5104 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5106 * config/rs6000/rs6000.c (tree-flow.h): New include.
5107 (machine_function): Add sdmode_stack_slot field.
5108 (rs6000_alloc_sdmode_stack_slot): New function.
5109 (rs6000_instantiate_decls): Likewise.
5110 (rs6000_secondary_memory_needed_rtx): Likewise.
5111 (rs6000_check_sdmode): Likewise.
5112 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5113 (TARGET_INSTANTIATE_DECLS): Likewise.
5114 (rs6000_hard_regno_mode_ok): Allow SDmode.
5115 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5116 (rs6000_emit_move): Handle SDmode.
5117 (function_arg_advance): Likewise.
5118 (function_arg): Likewise.
5119 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5120 SDmode var args for 32-bit compiles.
5121 (rs6000_secondary_reload_class): Handle SDmode.
5122 (rs6000_output_function_epilogue): Likewise.
5123 (rs6000_function_value): Simplify if statement.
5124 (rs6000_libcall_value): Likewise.
5125 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5126 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5127 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5128 (movsd_hardfloat): New define_insn.
5129 (movsd_softfloat): Likewise.
5130 (movsd_store): Likewise.
5131 (movsd_load): Likewise.
5132 (extendsddd2): Likewise.
5133 (extendsdtd2): Likewise.
5134 (truncddsd2): Likewise.
5135 (movdd_hardfloat64): Fixup comment.
5136 (UNSPEC_MOVSD_LOAD): New constant.
5137 (UNSPEC_MOVSD_STORE): Likewise.
5139 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5142 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5144 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5145 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5146 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5149 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5152 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5153 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5154 __LONGDOUBLE128 too.
5155 * config/rs6000/aix61.h: New file.
5157 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5159 PR rtl-optimization/34959
5160 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5161 popcount and parity rtxes the same mode as their operand.
5162 Truncate or extend the result to the return value's mode
5165 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5168 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5169 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5170 to GOT_VERSION_REGNUM.
5171 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5172 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5173 * config/mips/mips.c (mips_emit_call_insn): New function.
5174 (mips_call_tls_get_addr): Call mips_expand_call directly.
5175 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5177 (mips16_build_call_stub): Likewise. Return the call insn or null.
5178 (mips_expand_call): Update the call to mips16_build_call_stub
5179 accordingly and a remove redundant condition. Assert that MIPS16
5180 stubs do not use lazy binding. Use mips_emit_call_insn and return
5182 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5184 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5185 (mips_avoid_hazard): Remove hazard_set handling.
5186 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5187 (UNSPEC_RESTORE_GP): ...this.
5188 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5189 (FAKE_CALL_REGNO): Rename to...
5190 (GOT_VERSION_REGNUM): ...this.
5191 (type): Add "ghost" value. Add an associated insn reservation.
5192 (hazard_set): Remove.
5193 (exception_receiver): Rename to...
5194 (restore_gp): ...this and update the unspec identifier accordingly.
5195 (exception_receiver, nonlocal_got_receiver): New expanders.
5196 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5197 FAKE_CALL_REGNO. Remove hazard_set attribute.
5198 (set_got_version, update_got_version): New patterns.
5200 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5203 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5205 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5208 * doc/install.texi2html: Generate gcc-vers.texi.
5210 2008-01-25 DJ Delorie <dj@redhat.com>
5212 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5214 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5216 * config/c4x: Remove directory.
5217 * config.gcc (crx-*, mt-*): Mark obsolete.
5218 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5219 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5220 sh-*-rtemscoff*): Remove cases.
5221 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5222 * real.c (encode_c4x_single, decode_c4x_single,
5223 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5224 c4x_extended_format): Remove.
5225 * real.h (c4x_single_format, c4x_extended_format): Remove.
5226 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5228 (Pragmas): Remove comment about c4x pragmas.
5229 * doc/install.texi (c4x): Remove target-specific instructions.
5230 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5231 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5232 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5233 refer to C4x source files as examples.
5234 (C4X_FLOAT_FORMAT): Remove documentation.
5236 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5238 * config/bfin/bfin.c (override_options): Reorder tests so that
5239 flag_pic gets enabled for -msep-data.
5241 2008-01-25 Richard Guenther <rguenther@suse.de>
5244 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5245 to its bitfield precision if required.
5247 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5250 * tree-nested.c (walk_omp_for): New function.
5251 (convert_nonlocal_reference, convert_local_reference): Call
5252 walk_omp_for on OMP_FOR.
5253 (convert_call_expr): Call walk_body on OMP_FOR's
5254 OMP_FOR_PRE_INIT_BODY.
5256 2008-01-25 Richard Guenther <rguenther@suse.de>
5258 PR tree-optimization/34966
5259 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5260 default defs and PHI_NODEs we have to insert after the
5263 2008-01-24 Nick Clifton <nickc@redhat.com>
5265 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5266 Provide a default definition.
5267 (LIBGCC2_UNITS_PER_WORD): Likewise.
5269 * config/stormy16/stormy16.c: Include df.h for the prototype
5270 for df_regs_ever_live_p.
5271 (xstormy16_expand_builtin_va_start): Convert the stack offset
5272 into a component_ref and then use POINTER_PLUS_EXPR to add it
5273 to the incoming_virtual_args_rtx.
5274 (xstormy16_gimplify_va_arg_expr): Rename to
5275 xstormy16_gimplify_va_arg_expr.
5276 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5277 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5278 xstormy16_gimplify_va_arg_expr.
5279 Fix up some formatting issues.
5281 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5282 Move to predicates.md.
5283 (xs_hi_general_operand): Likewise.
5284 (xs_hi_nonmemory_operand): Likewise.
5285 * config/stormy16/predicates.md:
5286 (xstormy16_carry_plus_operand): New predicate.
5287 (xs_hi_general_operand): New predicate.
5288 (xs_hi_nonmemory_operand): New predicate.
5289 * config/stormy16/stormy16-protos.h:
5290 (xstormy16_carry_plus_operand): Delete prototype.
5291 (xs_hi_general_operand): Likewise.
5292 (xs_hi_nonmemory_operand): Likewise.
5294 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5295 modifiers as they are no longer needed and they can trigger
5296 reload spill failures.
5298 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5299 with a match_operand in order to help reload.
5301 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5302 constraint with 'e' for the 8th alternative as this version of
5303 the mov.w instruction only accepts the lower 8 registers.
5305 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5308 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5309 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5312 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5315 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5317 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5319 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5321 (remove_structure): Update allocations list before removing structure.
5323 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5325 * ipa-struct-reorg.c (is_safe_cond_expr,
5326 create_new_stmts_for_cond_expr): Use integer_zerop function,
5327 that recognize not only zero-pointer, but zero-integer too.
5329 2008-01-25 Ben Elliston <bje@au.ibm.com>
5332 * fixproto: Escape "." in sed expression that strips leading "./".
5334 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5337 * gcc.c (SWITCH_OK): Removed.
5338 (SWITCH_LIVE): Changed to bit.
5339 (SWITCH_FALSE): Likewise.
5340 (SWITCH_IGNORE): Likewise.
5341 (switchstr): Change live_cond to unsigned int.
5342 (process_command): Replace SWITCH_OK with 0.
5343 (do_self_spec): Likewise.
5344 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5345 (give_switch): Likewise.
5346 (used_arg): Likewise.
5347 (do_spec_1): Set the SWITCH_IGNORE bit.
5348 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5349 bits. Set the SWITCH_LIVE bit.
5351 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5353 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5355 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5357 PR tree-optimization/34472
5358 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5359 parameter to a "bool *" and set *DATA to false if there is
5360 an unsafe access. Do not delete the structure here.
5361 (check_cond_exprs): Delete it here instead.
5362 (check_cond_exprs, exclude_cold_structs): Do not increase
5363 I when removing a structure.
5365 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5368 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5369 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5371 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5374 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5375 a fixed vector for stack.
5377 2008-01-24 Ben Elliston <bje@au.ibm.com>
5380 * doc/gcc.texi (Software development): Add a direntry for g++.
5382 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5384 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5385 stale and straggling -fforce-addr comments above.
5387 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5389 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5390 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5392 2008-01-23 Michael Matz <matz@suse.de>
5395 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5398 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5400 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5403 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5405 * config/avr/avr.c (avr_current_arch): New variable.
5406 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5407 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5408 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5409 (avr_override_options): Init 'avr_current_arch'.
5410 (base_arch_s): Move from here...
5411 * config/avr/avr.h (base_arch_s): ... here. Add new members
5412 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5413 'mega' to 'have_jmp_call'.
5414 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5415 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5417 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5419 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5420 MULTILIB_MATCHES): (Ditto.).
5422 2008-01-23 Richard Guenther <rguenther@suse.de>
5425 * cgraphunit.c (cgraph_reset_node): Always mark the node
5426 not reachable if it is not queued already.
5428 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5430 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5431 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5432 (cputype_selected): New static variable.
5433 (bfin_handle_option): Set it if -mcpu is used.
5434 (override_option): Select default set of workarounds if no cpu type
5435 selected on the command line.
5436 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5438 From Michael Frysinger <michael.frysinger@analog.com>
5439 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5440 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5442 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5443 for bf547, bf523, bf524, and bf526.
5444 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5446 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5447 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5448 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5449 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5450 * doc/invoke.texi (Blackfin Options): Document that
5451 -mcpu now accept bf547, bf523, bf524, and bf526.
5453 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5455 PR rtl-optimization/34628
5456 * combine.c (try_combine): Stop and undo after the first combination
5457 if an autoincrement side-effect on the first insn has effectively
5460 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5463 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5464 Offset addresses are not valid for Altivec or paired float modes.
5466 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5469 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5470 if DECL_INITIAL (decl) is error_mark_node.
5473 * c-common.c (handle_vector_size_attribute): Only allow
5474 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5475 the same way as pointer, array etc. types.
5476 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5479 * tree.c (build_type_attribute_qual_variant): Call
5480 build_qualified_type if attributes are equal, but quals are not.
5482 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5485 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5486 * flags.h (warn_strict_aliasing): Remove.
5487 (warn_strict_overflow): Remove.
5488 * opts.c (warn_strict_aliasing): Remove.
5489 (warn_strict_overflow): Remove.
5490 * c-opts.c (c_common_handle_option): -Wall only sets
5491 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5492 (c_common_post_options): Give default values to -Wstrict-aliasing
5493 and -Wstrict-overflow if they are uninitialized.
5494 * common.opt (Wstrict-aliasing): Specify Var and Init.
5495 (Wstrict-overflow): Likewise.
5497 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5499 PR rtl-optimization/26854
5500 PR rtl-optimization/34400
5501 PR rtl-optimization/34884
5502 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5504 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5505 (df_rd_bb_info.expanded_lr_out): Deleted
5506 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5507 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5508 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5509 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5510 Removed code to allocate, initialize or free expanded_lr_out.
5511 (df_rd_bb_local_compute_process_def): Restructured to make more
5513 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5514 sets if the sets are being trimmed.
5516 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5519 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5520 (as_vers): Likewise.
5521 * configure: Regenerated.
5523 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5526 * tree-pass.h (pass_build_alias): New pass.
5527 * tree-ssa-alias.c (gate_build_alias): New.
5528 (pass_build_alias): New.
5529 * passes.c (init_optimization_passes): Add pass_build_alias after
5530 pass_create_structure_vars.
5532 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5534 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5535 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5536 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5537 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5538 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5539 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5540 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5541 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5542 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5543 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5544 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5545 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5546 * config/s390/s390.md (FP_ALL): New mode iterator.
5547 (_d): New mode attribute.
5548 ("*signbit<mode>2>"): Changed mode of first operand.
5549 ("isinf<mode>2"): Changed mode of first operand.
5550 ("*TDC_insn"): Adaptation for DFP modes.
5552 2008-01-22 Ben Elliston <bje@au.ibm.com>
5554 * tree.c (check_qualified_type): Improve function description.
5556 2008-01-21 Jason Merrill <jason@redhat.com>
5559 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5560 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5563 2008-01-21 DJ Delorie <dj@redhat.com>
5565 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5568 2008-01-21 Richard Guenther <rguenther@suse.de>
5571 * tree-cfg.c (verify_expr): Allow all invariant expressions
5572 instead of just constant class ones as reference argument.
5573 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5574 like any other constant.
5575 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5577 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5579 * regmove.c (fixup_match_1): Update call crossed frequencies.
5581 2008-01-21 Richard Guenther <rguenther@suse.de>
5584 * tree-inline.c (setup_one_parameter): Deal with mismatched
5585 types using a VIEW_CONVERT_EXPR.
5587 2008-01-21 Alon Dayan <alond@il.ibm.com>
5588 Olga Golovanevsky <olga@il.ibm.com>
5590 PR tree-optimization/34701
5591 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5592 when the structure size is not a power of 2.
5594 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5596 * doc/install.texi: Add doc for --enable-checking=df.
5598 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5600 PR rtl-optimization/34808
5601 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5603 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5605 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5608 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5610 PR rtl-optimization/26854
5611 PR rtl-optimization/34400
5612 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5614 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5615 (df_rd_bb_info.expanded_lr_out): New.
5616 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5617 * loop_iv.c (iv_analysis_loop_init): Ditto.
5618 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5619 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5620 Added code to allocate, initialize or free expanded_lr_out.
5621 (df_rd_bb_local_compute_process_def): Restructured to make
5622 more understandable.
5623 (df_rd_confluence_n): Add code to do nothing with fake edges and
5624 code to no apply invalidate_by_call sets if the sets are being trimmed.
5625 (df_lr_local_finalize): Renamed to df_lr_finalize.
5626 (df_live_local_finalize): Renamed to df_live_finalize.
5628 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5631 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5632 deciding whether to use reciprocal instructions.
5634 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5636 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5637 dwarf2out_note_section_used if cold_text_section is NULL.
5639 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5641 PR gcov-profile/34610
5642 * tree-cfg.c (make_edges): Mark both outgoing edges from
5643 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5644 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5645 from OMP_FOR and OMP_CONTINUE outgoing edges.
5647 * tree-profile.c (tree_profiling): Return early if
5648 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5650 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5651 from cfun to child_cfun.
5652 * function.h (struct function): Add after_tree_profile bit.
5654 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5656 * config/avr/avr.S (_exit): Disable interrupt.
5658 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5659 Steven Bosscher <stevenb.gcc@gmail.com>
5661 PR rtl-optimization/26854
5662 PR rtl-optimization/34400
5663 * df-problems.c (df_live_scratch): New scratch bitmap.
5664 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5665 (df_live_reset): Clear the proper bitmaps.
5666 (df_live_bb_local_compute): Only process the artificial defs once
5667 since the order is not important.
5668 (df_live_init): Init the df_live sets only with the variables
5669 found live by df_lr.
5670 (df_live_transfer_function): Use the df_lr sets to prune the
5671 df_live sets as they are being computed.
5672 (df_live_free): Free df_live_scratch.
5674 2008-01-18 Ian Lance Taylor <iant@google.com>
5676 * common.opt: Add fmerge-debug-strings.
5677 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5678 flag_merge_debug_strings rather than flag_merge_constants.
5679 * doc/invoke.texi (Option Summary): Mention
5680 -fmerge-debug-strings.
5681 (Debugging Options): Document -fmerge-debug-strings.
5683 2008-01-18 Ian Lance Taylor <iant@google.com>
5686 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5687 (struct tree_function_decl): Add new field operator_new_flag.
5688 * tree-inline.c (expand_call_inline): When inlining a call to
5689 operator new, force the return value to go into a variable, and
5690 set DECL_NO_TBAA_P on that variable.
5691 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5693 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5696 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5697 DWARF2_DEBUGGING_INFO.
5698 (dwarf2out_note_section_used): Ditto. Add prototype.
5699 (have_multiple_function_sections, text_section_used,
5700 cold_text_section_used, *cold_text_sections): Move declarations
5703 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5705 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5706 field and add signal_ra.
5707 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5708 assignments to frame state pc. Move end of stack check after
5709 MD_FALLBACK_FRAME_STATE_FOR.
5710 (uw_update_context_1): Use frame state signal_regs if set, instead
5711 of checking signal_frame flag.
5712 (uw_update_context): Use frame state signal_ra if set.
5713 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5714 * config/xtensa/linux-unwind.h: New file.
5716 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5718 * modulo-sched.c (get_sched_window): Fix comment typo.
5720 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5722 PR tree-optimization/34648
5723 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5725 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5727 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5728 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5730 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5732 PR rtl-optimization/34400
5733 * df-core.c (df_worklist_dataflow_overeager,
5734 df_worklist_dataflow_doublequeue): New functions.
5735 (df_worklist_dataflow): Two different worklist solvers.
5736 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5739 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5742 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5743 and ftree-parallelize-loops.
5745 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5747 PR rtl-optimization/34826
5748 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5750 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5752 * global.c (find_reg): Mark the eh regs as used if necessary.
5753 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5754 * ra.h (struct allocno): no_eh_reg field added. Changed
5755 no_stack_reg type to bitfield.
5757 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5759 * tree.c (substitute_in_expr): Add missing 'break'.
5761 2008-01-17 Richard Guenther <rguenther@suse.de>
5763 PR tree-optimization/34825
5764 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5765 x / x as division to handle.
5767 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5769 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5770 "-pthread" is specified.
5771 * pa-hpux11.h (LIB_SPEC): Likewise.
5773 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5774 Peter Bergner <bergner@vnet.ibm.com>
5776 PR rtl-optimization/33796
5777 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5779 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5781 PR libgfortran/34699
5782 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5784 * pa-hpux10.h (LINK_SPEC): Likewise.
5785 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5787 2008-01-16 Richard Guenther <rguenther@suse.de>
5790 * fold-const.c (fold_convert_const_int_from_int): Do not
5791 set overflow if that occured only because of a sign extension
5792 change when converting from/to a sizetype with the same
5793 precision and signedness.
5795 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5798 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5799 location address to the correct place. Update copyright year.
5801 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5803 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5804 no dependences in the dependence_relations vector.
5806 2008-01-16 Jan Hubicka <jh@suse.cz>
5808 PR rtl-optimization/31396
5809 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5810 * cfg.c (dump_reg_info): Print it.
5811 * regs.h (struct reg_info_t): add freq_calls_crossed.
5812 (REG_FREQ_CALLS_CROSSED): New macro.
5813 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5814 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5815 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5816 regmove_optimize): Update call crossed frequencies.
5817 * local-alloc.c (struct qty): Add freq_calls_crossed.
5818 (alloc_qty): Copute freq_calls_crossed.
5819 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5820 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5821 * ra.h (struct allocno): Add freq_calls_crossed.
5823 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5825 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5826 libgomp when compiling with ftree-parallelize-loops.
5827 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5829 2008-01-16 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/34769
5832 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5833 * tree.c (int_cst_value): Instead make this function more
5834 permissive in what it accepts as valid input. Document this
5835 function always sign-extends the value.
5837 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5838 Richard Guenther <rguenther@suse.de>
5841 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5842 (gimple_fold_indirect_ref_rhs): ... this.
5843 (gimple_fold_indirect_ref): New function with foldings
5844 that preserve lvalueness.
5845 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5846 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5847 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5848 to fold an INDIRECT_REF, fall back to the old use of
5849 fold_indirect_ref_1.
5851 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5853 * tree-data-ref.c (subscript_dependence_tester_1): Call
5854 free_conflict_function.
5855 (compute_self_dependence): Same.
5857 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5860 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5861 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5863 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5864 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5865 for DWARF2_UNWIND_INFO targets.
5867 2008-01-16 Richard Guenther <rguenther@suse.de>
5870 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5871 type qualifiers for function types.
5873 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5875 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5876 loop_iterator li from previous commit.
5878 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5880 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5882 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5884 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5885 (parallelize_loops): Don't parallelize irreducible components.
5887 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5890 * c-opts (c_common_post_options): Do not enable CPP
5891 flag_pedantic_errors by default.
5893 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5895 PR rtl-optimization/31944
5896 * cse.c (remove_pseudo_from_table): New function.
5897 (merge_equiv_classes): Use above function to remove pseudo-registers.
5898 (invalidate): Likewise.
5900 2008-01-13 Richard Guenther <rguenther@suse.de>
5903 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5904 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5906 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5908 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5909 validate_change to unshare the source of the PC set.
5911 2008-01-12 Jan Hubicka <jh@suse.cz>
5914 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5915 references above array bounds. This might trigger bounds checks for
5918 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5920 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5921 new_replaceable_dependencies.
5923 2008-01-12 Doug Kwan <dougkwan@google.com>
5925 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5926 instead of OPT_Wreturn_type in warning due to ignored return type
5928 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5929 options included in -Wextra.
5930 * c.opt: New option -Wignored_qualifiers.
5931 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5932 -Wignore_qualifiers.
5933 (-Wignored-qualifiers): Document.
5934 (-Wreturn-type): Remove description of functionality now handled
5935 by -Wignored-qualifiers.
5937 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5940 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5941 NOP_EXPR if it is between integral types with the same precision.
5943 2008-01-12 Jan Hubicka <jh@suse.cz>
5946 * invoke.texi (max-inline-recursive-depth): Fix default value.
5948 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5950 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5953 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5955 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5957 2008-01-11 James E. Wilson <wilson@specifix.com>
5960 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5962 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5964 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5965 save/restore frame pointer register and don't use 'call-prologues'
5966 optimization in function with "OS_task" attribute.
5968 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5971 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5972 when copying to memory.
5974 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5976 PR rtl-optimization/30905
5977 * cfgcleanup.c: Include dce.h
5978 (crossjumps_occured): New global variable.
5979 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5980 If something changed, set crossjumps_occured to true.
5981 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5982 Don't add/remove fake edges to exit here...
5983 (cleanup_cfg): ...but do it here, when crossjumping.
5984 Run a fast DCE when successful crossjumps occured in the latest
5985 iteration of try_optimize_cfg.
5987 2008-01-11 Richard Guenther <rguenther@suse.de>
5989 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5990 (struct vn_unary_op_s): Likewise.
5991 (vn_reference_insert): Free old reference on hash collision.
5993 2008-01-10 Raksit Ashok <raksit@google.com>
5995 PR rtl-optimization/27971
5996 * combine.c (find_split_point): Split PLUS expressions which are
5997 inside a MEM rtx, and whose first operand is complex.
5999 2008-01-10 DJ Delorie <dj@redhat.com>
6001 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6002 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6003 (m32c_hard_regno_ok): Call the underlying function.
6005 2008-01-10 Richard Guenther <rguenther@suse.de>
6008 * tree-cfg.c (tree_merge_blocks): Do not go through the
6009 full-blown folding and stmt updating path if we just deal
6010 with virtual operands.
6011 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6012 test for abnormal SSA_NAMEs.
6014 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6017 * reload.c (push_reload): Add assertions. All constants from
6018 reg_equiv_constant should have been used for replacing the respective
6020 (find_reloads_address): Invoke find_reloads_address_part for
6021 constant taken from the reg_equiv_constant array.
6023 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6025 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6026 field (valnum) the first in the struct. Replace bools with
6029 2008-01-10 Richard Guenther <rguenther@suse.de>
6031 PR tree-optimization/34651
6032 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6033 types and ordering for masking and converting.
6035 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6037 PR tree-optimization/34017
6038 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6039 also for PHI_NODE expressions.
6041 2008-01-09 Jan Hubicka <jh@suse.cz>
6043 PR tree-optimization/34708
6044 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6045 based on number of case labels.
6046 (init_inline_once): Remove switch_cost.
6047 * tree-inline.h (eni_weights_d): Remove switch_cost.
6049 2008-01-09 Richard Guenther <rguenther@suse.de>
6050 Andrew Pinski <andrew_pinski@playstation.sony.com>
6053 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6054 temporary if an rvalue is ok or an lvalue is not required.
6056 2008-01-09 Richard Guenther <rguenther@suse.de>
6059 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6062 2008-01-09 Richard Guenther <rguenther@suse.de>
6065 * tree.c (host_integerp): Check for sizetype only if the
6066 type is an integer type.
6068 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6071 * opts.c (decode_options): Disable inlining of functions called
6072 once if not in unit-at-a-time mode.
6074 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6076 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6078 2008-01-08 Richard Guenther <rguenther@suse.de>
6081 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6082 out early if the result will be unused.
6084 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6089 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6090 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6093 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6095 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6096 for vectorization tuned.
6098 2008-01-08 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/34683
6101 * tree-ssa-operands.c (operand_build_cmp): Export.
6102 * tree-ssa-operands.h (operand_build_cmp): Declare.
6103 * tree-vn.c (vuses_compare): Remove.
6104 (sort_vuses): Use operand_build_cmp.
6105 (sort_vuses_heap): Likewise.
6106 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6107 to re-use old VEC if available. Do not sort already sorted VUSEs.
6108 (vdefs_to_vec): Do not sort already sorted VDEFs.
6110 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6113 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6115 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6118 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6119 limitations of reciprocal sequences on x86 targets.
6121 2008-01-08 Richard Guenther <rguenther@suse.de>
6123 PR tree-optimization/34683
6124 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6126 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6129 * config/darwin.c (darwin_mergeable_string_section): Don't use
6130 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6132 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6136 negxf2. Macroize expander using X87MODEF mode iterator. Change
6137 predicates of op0 and op1 to register_operand.
6138 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6139 expander using X87MODEF mode iterator. Change predicates of
6140 op0 and op1 to register_operand.
6141 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6142 corresponding patterns and macroize using MODEF macro. Change
6143 predicates of op0 and op1 to register_operand and remove
6144 "m" constraint. Disparage "r" alternative with "!".
6145 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6146 macroize using X87MODEF macro. Change predicates of op0 and op1
6147 to register_operand and remove "m" constraint. Disparage "r"
6148 alternative with "!".
6149 (absneg splitter with memory operands): Remove.
6150 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6151 patterns and macroize using X87MODEF mode iterator.
6152 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6153 Change predicate of op1 to register_operand.
6154 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6155 for memory operands.
6157 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6159 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6161 2008-01-07 Richard Guenther <rguenther@suse.de>
6163 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6166 2008-01-07 Richard Guenther <rguenther@suse.de>
6168 PR tree-optimization/34683
6169 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6170 VOPs of the needed size to save memory. Use VEC_quick_push
6171 to save compile-time.
6172 (vdefs_to_vec): Likewise.
6174 2008-01-07 Sa Liu <saliu@de.ibm.com>
6176 * config/spu/spu.md (divdf3): Genetate inline code for double
6177 division. The implementation doesn't handle INF or NAN, therefore it
6178 only applies when -ffinite-math-only is given.
6180 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6183 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6184 * doc/cpp.texi ([Common Predefined Macros]): Document.
6186 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6188 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6189 order to use commutative addition instead of subtraction.
6191 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6192 Mircea Namolaru <namolaru@il.ibm.com>
6193 Vladimir Yanovsky <yanov@il.ibm.com>
6194 Revital Eres <eres@il.ibm.com>
6196 PR tree-optimization/34263
6197 * tree-outof-ssa.c (process_single_block_loop_latch,
6198 contains_tree_r): New functions.
6199 (analyze_edges_for_bb): Call process_single_block_loop_latch
6200 function to empty single-basic-block latch block if possible.
6202 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6204 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6206 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6208 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6210 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6212 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6214 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6216 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6218 PR tree-optimization/34618
6219 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6222 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6225 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6226 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6227 Update copyright year.
6229 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6230 Update copyright year.
6231 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6234 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6236 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6237 edge does not point to current bb before changing need_assert.
6239 2008-01-04 Richard Guenther <rguenther@suse.de>
6242 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6243 for verifying purposes if they are is_gimple_min_invariant.
6245 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6247 PR tree-optimization/34448
6248 PR tree-optimization/34465
6249 * gimplify.c (gimplify_init_constructor): Add new parameter
6250 notify_temp_creation. Use it.
6251 (gimplify_modify_expr_rhs): Take volatiles into account when
6252 optimizing constructors.
6253 Do not optimize constructors if gimplify_init_constructor will dump to
6255 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6256 * gcc.c-torture/compile/pr34448.c: New.
6258 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6260 PR gcov-profile/34609
6261 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6262 return_slot if result is TREE_ADDRESSABLE.
6264 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6266 * config/mips/mips.md (sqrt_condition): Tweak comment.
6267 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6269 2008-01-03 Tom Tromey <tromey@redhat.com>
6272 * c-common.c (c_type_hash): Handle VLAs.
6274 2008-01-03 Jan Hubicka <jh@suse.cz>
6276 PR tree-optimization/31081
6277 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6278 0 when inlining and not inlining to first basic block.
6279 (remap_decl): When var is initialized to 0, don't set default_def.
6280 (expand_call_inline): Set entry_bb.
6281 * tree-inline.h (copy_body_data): Add entry_bb.
6283 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6286 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6289 PR tree-optimization/29484
6290 * tree-inline.c (inline_forbidden_p_2): New function.
6291 (inline_forbidden_p): Disallow inlining if some static var
6292 has an address of a local LABEL_DECL in its initializer.
6293 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6296 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6298 PR tree-optimization/34635
6299 * tree-data-ref.c (add_other_self_distances): Make sure that the
6300 evolution step is constant.
6302 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6305 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6307 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6309 * tree-sra.c (scalarize_init): Insert the generate_element_init
6310 statements after the generate_element_zero statements.
6312 2008-01-02 Richard Guenther <rguenther@suse.de>
6316 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6317 for very large number of operands instead of ICEing.
6319 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6322 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6323 while stack probing.
6325 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6327 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6330 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6333 * tree-mudflap.c (mx_register_decls): Guard warning by
6334 !DECL_ARTIFICIAL check.
6336 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6338 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6339 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6340 sse5_perm<mode>): Fix constraints.