1 2008-04-08 Jan Hubicka <jh@suse.cz>
3 * function.c (free_after_compilation): Clear out regno_reg_rtx
6 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
9 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
13 same precedence as REG_POINTER and MEM_POINTER operands.
15 2008-04-08 Richard Guenther <rguenther@suse.de>
18 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19 for adding index to base.
21 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
23 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
24 (MINGW_ENABLE_EXECUTE_STACK): New.
25 (IN_LIBGCC2): For libgcc include windows.h file for
26 function declarations.
28 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
30 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
31 and tem2 if tem1 is not a REG or MULT.
33 2008-04-08 Jan Hubicka <jh@suse.cz>
35 * function.h (incomming_args): Break out of struct function.
36 (function_subsections): Break out of struct function.
37 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
38 return_rtx and hard_reg_initial_vals from struct function.
39 Kill inl_max_label_num.
40 (current_function_pops_args, current_function_args_info,
41 current_function_args_size, current_function_args_size,
42 current_function_pretend_args_size,
43 current_function_outgoing_args_size,
44 current_function_internal_arg_pointer, current_function_return_rtx):
45 Kill compatibility accestor macros.
46 * builtins.c (expand_builtin_apply_args_1): Update.
47 (expand_builtin_next_arg): Update.
48 * df-scan.c (df_get_call_refs): Update.
49 * dbxout.c (dbxout_function_end): Update.
50 * dwarf2out.c (dwarf2out_switch_text_section): Update.
51 (output_line_info): Update.
52 (secname_for_decl): Update.
53 (dwarf2out_var_location): Update.
54 * function.c (free_after_compilation): Update.
55 (assign_parm_find_stack_rtl): Update.
56 (assign_parms): Update.
57 (expand_dummy_function_end): Update.
58 (expand_function_end): Update.
59 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
60 (expand_call): Update.
61 (emit_library_call_value_1): Update.
62 (store_one_arg): Update.
63 * varasm.c (initialize_cold_section_name): Update.
64 (unlikely_text_section): Update.
65 (unlikely_text_section_p): Update.
66 (assemble_start_function): Update.
67 (assemble_end_function): Update.
68 (default_section_type_flags): Update.
69 (switch_to_section): Update.
70 * integrate.c (set_decl_abstract_flags): Update.
71 (get_hard_reg_initial_val): Update.
72 (has_hard_reg_initial_val): Update.
73 (allocate_initial_values): Update.
74 * resource.c (init_resource_info): Update.
75 * config/alpha/alpha.c (NUM_ARGS): Update.
76 (direct_return): Update.
77 (alpha_va_start): Update.
78 (alpha_sa_size): Update.
79 (alpha_initial_elimination_offset): Update.
80 (alpha_expand_prologue): Update.
81 (alpha_start_function): Update.
82 (alpha_expand_epilogue): Update.
83 (unicosmk_initial_elimination_offset):
84 * config/alpha/alpha.md (call expander): Update.
85 * config/s390/s390.c (s390_register_info): Update.
86 (s390_register_info): Update.
87 (s390_frame_info): Update.
88 (s390_initial_elimination_offset): Update.
89 (s390_build_builtin_va_list): Update.
90 (s390_va_start): Update.
91 * config/spu/spu.c (direct_return): Update.
92 (spu_expand_prologue): Update.
93 (spu_initial_elimination_offset): Update.
94 (spu_build_builtin_va_list): Update.
95 (spu_va_start): Update.
96 * config/sparc/sparc.c (sparc_init_modes): Update.
97 (sparc_compute_frame_size): Update.
98 (function_value): Update.
99 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
100 * config/i386/i386.md (return expander): Update.
101 * config/i386/i386.c (ix86_va_start): Update.
102 (ix86_can_use_return_insn_p): Update.
103 (ix86_compute_frame_layout): Update.
104 (ix86_expand_epilogue): Update.
105 * config/sh/sh.c (output_stack_adjust): Update.
106 (calc_live_regs): Update.
107 (sh_expand_prologue): Update.
108 (sh_builtin_saveregs): Update.
109 (sh_va_start): Update.
110 (initial_elimination_offset): Update.
111 (sh_allocate_initial_value): Update.
112 (sh_function_ok_for_sibcall): Update.
113 (sh_get_pr_initial_val): Update.
114 * config/sh/sh.md (return expander): Update.
115 * config/avr/avr.c (frame_pointer_required_p): UPdate.
116 * config/crx/crx.c (crx_compute_frame): UPdate.
117 (crx_initial_elimination_offset): UPdate.
118 * config/xtensa/xtensa.c (compute_frame_size): Update
119 (xtensa_builtin_saveregs): Update.
120 (xtensa_va_start): Update.
121 (order_regs_for_local_alloc): Update.
122 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
123 (xstormy16_expand_builtin_va_start): Update.
124 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
125 * config/m68hc11/m68hc11.md (return expanders): Update.
126 * config/m68hc11/m68hc11.c (expand_prologue): Update.
127 (expand_epilogue): Update.
128 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
129 (cris_simple_epilogue): Update.
130 (cris_expand_prologue): Update.
131 (cris_expand_epilogue): Update.
132 * config/iq2000/iq2000.c (iq2000_va_start): Update.
133 (compute_frame_size): Update.
134 * config/mt/mt.c (mt_compute_frame_size): Update.
135 * config/mn10300/mn10300.c (expand_prologue): Update.
136 (expand_epilogue): Update.
137 (initial_offset): Update.
138 (mn10300_builtin_saveregs):
139 * config/mn10300/mn10300.md (return expander): Update.
140 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
141 (ia64_initial_elimination_offset): Update.
142 (ia64_initial_elimination_offset): Update.
143 (ia64_expand_prologue): Update.
144 * config/m68k/m68k.md (return expander): Update.
145 * config/rs6000/rs6000.c (rs6000_va_start): Update.
146 (rs6000_stack_info): Update.
147 * config/mcore/mcore.c (layout_mcore_frame): Update.
148 (mcore_expand_prolog): Update.
149 * config/arc/arc.c (arc_compute_frame_size): Update.
150 * config/score/score3.c (score3_compute_frame_size): Update.
151 * config/score/score7.c (score7_compute_frame_size): Update.
152 * config/arm/arm.c (use_return_insn): Update.
153 (thumb_find_work_register): Update.
154 (arm_compute_save_reg_mask): Update.
155 (arm_output_function_prologue): Update.
156 (arm_output_epilogue): Update.
157 (arm_size_return_regs): Update.
158 (arm_get_frame_offsets): Update.
159 (arm_expand_prologue): Update.
160 (thumb_exit): Update.
161 (thumb_unexpanded_epilogue): Update.
162 (thumb1_output_function_prologue): Update.
163 * config/pa/pa.md (return expander): Update.
164 * config/pa/pa.c (compute_frame_size): Update.
165 (hppa_builtin_saveregs): Update.
166 * config/mips/mips.c (mips_va_start): Update.
167 (mips16_build_function_stub): Update.
168 (mips_compute_frame_info): Update.
169 (mips_restore_gp): Update.
170 (mips_output_function_prologue): Update.
171 (mips_expand_prologue): Update.
172 * config/v850/v850.c (compute_frame_size): Update.
173 (expand_prologue): * config/mmix/mmix.c (along): update.
174 (mmix_initial_elimination_offset): update.
175 (mmix_reorg): update.
176 (mmix_use_simple_return): update.
177 (mmix_expand_prologue): update.
178 (mmix_expand_epilogue): Update.
179 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
180 (emit_link_insn): Update.
182 2008-04-08 Anatoly Sokolov <aesok@post.ru>
184 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
185 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
187 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
190 2008-04-07 Jan Hubicka <jh@suse.cz>
192 * function.h (rtl): Rename to x_rtl.
194 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
195 frame_offset, stack_check_probe_note, arg_pointer_save_area,
196 used_temp_slots avail_temp_slots, temp_slot_level,
197 nonlocal_goto_handler_labels): Update accesstors.
198 (rtl): New global variable.
199 (struct function): Move some fileds to rtl_data.
200 (get_arg_pointer_save_area): Update prototype.
201 * builtins.c (expand_builtin_setjmp_receiver): Update call of
202 get_arg_pointer_save_area.
203 * expr.c (init_expr): Update
204 * function.c (get_frame_size): Update
205 (assign_stack_local): Update
206 (expand_function_end): Update.
207 (get_art_pointer_save_area): Update
209 * emit-rtl.c (rtl): Declare.
210 (regno_reg_rtx): Declare.
211 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
213 (gen_reg_rtx): Update.
214 * varasm.c (n_deferred_constatns): Update accestor.
215 (init_varasm_status): Do not allocate varasm_status.
216 (force_const_mem, get_pool_size, output_constant_pool): Update.
217 * stmt.c (force_label_rtx): Do not use x_ prefixes.
218 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
219 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
220 * sparc/sparc.h (INIT_EXPANDERS): Update.
221 * ia64/ia64.h (INIT_EXPANDERS): Update.
223 2008-04-07 James E. Wilson <wilson@tuliptree.org>
225 * reload.c (push_secondary_reload): Add missing break to for loop.
227 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
229 PR middle-end/PR28690
230 * rtlanal.c: Update copyright years.
231 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
232 as REG_POINTER and MEM_POINTER operands.
233 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
234 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
235 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
236 * gcse.c: Update copyright years.
237 (pre_delete): Call gen_reg_rtx_and_attrs.
238 (hoist_code): Likewise.
239 (build_store_vectors): Likewise.
240 (delete_store): Likewise.
241 * loop-invariant.c (move_invariant_reg): Likewise.
242 Update copyright years.
244 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
246 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
247 control string instead of quoted.
249 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
251 * doc/rtl.texi: Rewrite of subreg section.
253 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
256 * config/i386/i386.c (legitimize_pic_address): Add treating
257 of dllimport SYM_REF's.
258 (legitimize_dllimport_symbol): Add prototype.
260 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
262 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
263 reference in constructor with non self-referential type.
265 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
267 Removal of Return with Depressed Stack Pointer support
268 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
269 (ECF_SP_DEPRESSED): Likewise.
270 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
271 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
272 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
273 (expand_call): Do not test ECF_SP_DEPRESSED.
274 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
275 * function.c (keep_stack_depressed): Delete.
276 (handle_epilogue_set): Likewise.
277 (update_epilogue_consts): Likewise.
278 (emit_equiv_load): Likewise.
279 (thread_prologue_and_epilogue_insns): Remove support for Return with
280 Depressed Stack Pointer.
281 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
283 2008-04-06 Richard Guenther <rguenther@suse.de>
285 PR tree-optimization/35400
286 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
287 information from SSA_NAMEs.
289 2008-04-06 Anatoly Sokolov <aesok@post.ru>
291 * config/avr/avr.h (avr_mega_p): Remove declaration.
292 (AVR_MEGA): Remove macro.
293 * config/avr/avr.c (avr_mega_p): Remove variable.
294 (avr_override_options): Remove inicializion of avr_mega_p.
295 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
296 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
297 (avr_jump_mode): (Ditto.).
298 (avr_output_progmem_section_asm_op): (Ditto.).
299 (avr_asm_init_sections): (Ditto.).
300 (avr_asm_init_sections): (Ditto.).
301 (avr_rtx_costs): (Ditto.).
302 * config/avr/avr.md: (Ditto.).
303 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
306 2008-04-06 Richard Guenther <rguenther@suse.de>
308 PR tree-optimization/35842
309 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
310 is_gimple_invariant_address.
312 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
314 * gcc.c (default_compilers): Sync Fortran extensions list with
315 that in fortran/lang-specs.h.
316 * doc/invoke.texi: Likewise.
317 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
318 * dwarf2out.c (gen_compile_unit_die): Likewise.
320 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
322 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
324 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
327 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
328 attribute is used for nested functions.
330 2008-04-05 Jan Hubicka <jh@suse.cz>
332 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
334 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
336 (dump_files): Update.
337 (enable_rtl_dump_file): Do not accept letter argument.
338 * tree-pass.h (dump_file_info): Remove letter argument.
339 * toplev.c (decode_d_option): Update -da handling.
340 * toplev.h (enable_rtl_dump_file): Update prototype.
341 * passes.c (register_one_dump_file): Do not accept IPA argument; work
342 it out based on pass type.
343 (register_dump_files_1): Likewise.
344 (init_optimization_passes): Update register_one_dump_file calls.
345 (execute_one_pass): Sanity check that IPA passes are called at IPA
346 level and RTL passes at RTL level.
347 (execute_pass_list): IPA pass can not be after or subpass of
349 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
350 disallov RTL subpasses of IPA subpasses.
352 2008-04-05 Ben Elliston <bje@au.ibm.com>
354 * tree-cfg.c (need_fake_edge_p): Return false for calls to
355 builtins that return exactly once and do not throw. Cache call to
358 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
360 PR rtl-optimization/34916
362 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
363 between instruction pairs.
365 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
367 * doc/invoke.texi: Document -mbitops for SH.
368 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
369 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
370 * config/sh/sh.c (print_operand): Add %t operand code.
371 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
372 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
373 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
374 (extendqihi2): Likewise.
376 (insv): Use bset, bclr and bst instructions for SH2A if possible.
377 (extv): Use bld instruction for SH2A if possible.
379 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
380 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
381 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
382 (bset.b, bclr.b): Define peepholes.
383 * config/sh/sh.opt (mbitops): New option.
385 2008-04-04 Janis Johnson <janis187@us.ibm.com>
388 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
389 and view convert expression.
391 2008-04-04 Jakub Jelinek <jakub@redhat.com>
394 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
396 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
398 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
400 * config/i386/cpuid.h (bit_AES): New.
401 (bit_PCLMUL): Likewise.
403 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
404 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
405 SSE2 if AES or PCLMUL is enabled.
406 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
407 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
408 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
409 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
410 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
411 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
412 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
413 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
414 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
415 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
416 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
417 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
418 __builtin_ia32_aeskeygenassist128 and
419 __builtin_ia32_pclmulqdq128.
420 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
421 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
422 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
424 * config/i386/i386.h (TARGET_AES): New.
425 (TARGET_PCLMUL): Likewise.
426 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
428 * config/i386/i386.md (UNSPEC_AESENC): New.
429 (UNSPEC_AESENCLAST): Likewise.
430 (UNSPEC_AESDEC): Likewise.
431 (UNSPEC_AESDECLAST): Likewise.
432 (UNSPEC_AESIMC): Likewise.
433 (UNSPEC_AESKEYGENASSIST): Likewise.
434 (UNSPEC_PCLMUL): Likewise.
436 * config/i386/i386.opt (maes): New.
439 * config/i386/sse.md (aesenc): New pattern.
440 (aesenclast): Likewise.
442 (aesdeclast): Likewise.
444 (aeskeygenassist): Likewise.
445 (pclmulqdq): Likewise.
447 * config/i386/wmmintrin.h: New.
449 * doc/extend.texi: Document AES and PCLMUL built-in function.
451 * doc/invoke.texi: Document -maes and -mpclmul.
453 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
455 * function.c (free_after_parsing): Replace with
456 cxx_push_function_context from C++ front-end.
457 (allocate_struct_function): Don't call langhook.
458 * langhooks.h (struct lang_hooks_for_functions): Delete.
459 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
461 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
462 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
463 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
464 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
465 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
466 remove LANG_HOOKS_FUNCTION_INITIALIZER.
467 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
469 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
470 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
472 2008-04-04 Jakub Jelinek <jakub@redhat.com>
475 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
478 2008-04-04 Richard Guenther <rguenther@suse.de>
481 * fold-const.c (optimize_minmax_comparison): Use the correct
482 type for the constant in the simplified comparison.
484 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
486 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
487 Pass L2 size as "--param l2-cache-size" to the compiler.
488 (decode_l2_cache): New function to decode L2 cache parameters using
489 0x8000006 extended cpuid function.
490 (detect_caches_amd): Determine parameters of L2 cache using
491 decode_l2_caches function.
492 (decode_caches_intel): Decode L2 cache parameters.
493 (detect_caches_intel): Determine L2 cache parameters using
494 decode_caches_intel and decode_l2_caches functions.
496 2008-04-03 Bob Wilson <bob.wilson@acm.org>
498 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
499 secondary input reload for subword loads from the constant pool.
501 2008-04-03 Janis Johnson <janis187@us.ibm.com>
504 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
505 constants of the appropriate size for runtime calculations.
508 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
509 decimal-float literal constant zero.
511 2008-04-03 Jakub Jelinek <jakub@redhat.com>
514 * c-parser.c (c_parser_omp_atomic): Call
515 default_function_array_conversion on the RHS.
518 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
519 call is_variable_sized if decl has incomplete type.
521 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
523 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
525 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
527 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
529 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
530 (sgt<u>): Merge sgt and sgtu into new expander.
531 (sgt, sgtu): Remove expanders.
532 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
533 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
534 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
535 *sgtu_<mode>_mips16 into new pattern.
536 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
537 (sge<u>): Merge sge and sgeu into new expander.
538 (sge, sgeu): Remove expanders.
539 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
541 (*sge_<mode>, second *sge_<mode>): Remove patterns.
542 (slt<u>): Merge slt and sltu into new expander.
543 (slt, sltu): Remove expanders.
544 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
545 (*slt_<mode>, *sltu_<mode>): Remove patterns.
546 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
547 *sltu_<mode>_mips16 into new pattern.
548 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
549 (sle<u>): Merge sle and sleu into new expander.
550 (sle, sleu): Remove expanders.
551 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
552 (*sle_<mode>, *sleu_<mode>): Remove patterns.
553 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
554 *sleu_<mode>_mips16 into new pattern.
555 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
557 2008-04-03 Jan Hubicka <jh@suse.cz>
559 PR tree-optimization/35795
560 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
561 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
562 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
563 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
564 * score/score3.c (score3_output_mi_thunk): Likewise.
565 * score/score7.c (score7_output_mi_thunk): Likewise.
566 * mips/mips.c (mips_output_mi_thunk): Likewise.
568 2008-04-03 Richard Guenther <rguenther@suse.de>
570 * tree-vrp.c (extract_range_from_unary_expr): Handle all
571 conversions. Simplify code.
573 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
575 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
577 2008-04-03 Tom Tromey <tromey@redhat.com>
578 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
580 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
581 * config/bfin/t-bfin-linux (generated_files): Add
582 linux-sysroot-suffix.h.
583 * doc/install.texi (Prerequisites): Require make 3.80.
584 * doc/sourcebuild.texi (Front End Directory): Document new
586 * Makefile.in (generated_files): New variable.
587 (ALL_HOST_OBJS): New variable.
588 ($(ALL_HOST_OBJS)): New target.
590 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
592 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
593 (remap_block): Call id->transform_lang_insert_block instead
595 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
596 Set id.transform_lang_insert_block to NULL.
597 (clone_body): Move to cp/optimize.c
598 * tree-inline.h (struct copy_body_data): Change
599 transform_lang_insert_block to function pointer.
600 (copy_generic_body, copy_decl_no_change): Export.
601 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
602 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
603 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
605 * c-tree.h (insert_block): Kill.
606 * c-decl.c (insert_block): Kill.
608 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
610 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
611 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
612 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
614 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
615 argument, call {push,pop}_function_context from here.
616 * c-parser.c: Use c_{push,pop}_function_context.
618 * function.c (push_function_context_to): Move meat ...
619 (push_function_context): ... here. Simplify.
620 * function.c (pop_function_context_from): Move meat ...
621 (pop_function_context): ... here. Simplify.
622 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
624 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
625 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
626 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
627 * tree.h (push_function_context_to, pop_function_context_from): Remove.
629 2008-04-03 Ben Elliston <bje@au.ibm.com>
631 * expmed.c (extract_force_align_mem_bit_field): Remove.
633 2008-04-03 Richard Guenther <rguenther@suse.de>
636 * expr.h (try_casesi): Adjust prototype.
637 * expr.c (try_casesi): Take fallback label as extra parameter.
638 Use that for gen_casesi if default_label is NULL.
639 * stmt.c (expand_case): Pass fallback label to try_casesi,
640 make sure to fill gaps with a fallback label if default_label
643 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
646 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
648 2008-04-03 Ben Elliston <bje@au.ibm.com>
650 * expmed.c (extract_split_bit_field): Remove if (0) code.
651 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
652 (do_ds_constraint): Likewise.
654 2008-04-02 Joseph Myers <joseph@codesourcery.com>
656 * doc/cppopts.texi (-dU): Document.
657 * c-common.h (flag_dump_macros): Update comment.
658 * c-opts.c (handle_OPT_d): Handle -dU.
659 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
660 dump_queued_macros, cb_used_define, cb_used_undef): New.
661 (init_pp_output): Handle -dU.
662 (cb_line_change): Call dump_queued_macros.
663 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
665 2008-04-02 Anatoly Sokolov <aesok@post.ru>
667 * config/avr/predicates.md (io_address_operand): New predicate.
668 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
669 * config/avr/avr.c (avr_io_address_p): Remove function.
670 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
671 'avr_io_address_p' function.
672 (out_movhi_r_mr): (Ditto.).
673 (out_movqi_mr_r): (Ditto.).
674 (out_movhi_mr_r): (Ditto.).
675 (avr_address_cost): (Ditto.).
677 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
680 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
681 in 32bit mode when XMM registers are available to avoid store
683 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
684 corresponding post-reload splitters.
686 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
688 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
689 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
690 __builtin_ia32_roundss.
691 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
692 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
693 __builtin_ia32_roundss.
694 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
695 IX86_BUILTIN_SHUFPD here.
697 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
699 * config/i386/i386.md (plogic): New.
700 (plogicprefix): Likewise.
702 * config/i386/mmx.md (mmx_<code><mode>3): New.
703 (mmx_and<mode>3): Removed.
704 (mmx_ior<mode>3): Likewise.
705 (mmx_xor<mode>3): Likewise.
707 * config/i386/sse.md (<code><mode>3): New.
708 (*<code><mode>3): Likewise.
709 (*<code><mode>3): Likewise.
710 (<code><mode>3): Likewise.
711 (*sse_<code><mode>3): Likewise.
712 (*sse2_<code><mode>3): Likewise.
713 (<code>tf3): Likewise.
714 (*<code>tf3): Likewise.
715 (and<mode>3): Likewise.
716 (*and<mode>3): Likewise.
717 (ior<mode>3): Removed.
718 (*ior<mode>3): Likewise.
719 (xor<mode>3): Likewise.
720 (*xor<mode>3): Likewise.
721 (*and<mode>3): Likewise.
722 (*ior<mode>3): Likewise.
723 (*xor<mode>3): Likewise.
724 (and<mode>3): Likewise.
725 (*sse_and<mode>3): Likewise.
726 (*sse2_and<mode>3): Likewise.
729 (ior<mode>3): Likewise.
730 (*sse_ior<mode>3): Likewise.
731 (*sse2_ior<mode>3): Likewise.
734 (xor<mode>3): Likewise.
735 (*sse_xor<mode>3): Likewise.
736 (*sse2_xor<mode>3): Likewise.
740 2008-04-02 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/14495
743 PR tree-optimization/34793
744 * tree-vrp.c (struct switch_update): New structure.
745 (to_remove_edges, to_update_switch_stmts): New VECs.
746 (simplify_switch_using_ranges): New function. Remove not taken
747 case labels and edges.
748 (simplify_stmt_using_ranges): Call it.
749 (identify_jump_threads): Mark edges we have queued for removal
750 so we don't thread them.
751 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
753 * tree-cfg.c (group_case_labels): Deal with missing default label.
754 (tree_verify_flow_info): Allow missing default label.
755 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
756 (emit_case_nodes): Likewise.
757 (expand_case): Do not rely on the default label to be present.
758 * expr.c (try_casesi): Deal with NULL default_label.
759 (do_tablejump): Likewise.
761 2008-04-02 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/14495
764 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
766 (vrp_visit_switch_stmt): ... but here (new function).
767 (find_case_label_index): New helper function.
768 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
770 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
772 * fwprop.c: Fix ISO-C99ism.
774 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
777 * Makefile.in (objdir): Set it here.
778 * configure.ac: Not here. Find dynamic linker characteristics.
779 * exec-tool.in: Use them.
780 * aclocal.m4: Regenerate.
781 * configure: Regenerate.
783 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
785 * expr.c (expand_var): Delete it.
786 * expr.h (expand_var): Delete prototype.
787 * function.c (expand_function_start): Use expand_decl instead.
788 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
791 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
793 PR rtl-optimization/35542
794 * fwprop.c (forward_propagate_and_simplify): Replace
795 loc_reg_mentioned_in_p with reg_mentioned_p.
797 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
799 PR rtl-optimization/35281
800 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
801 (propagate_rtx_1): Handle PR_HANDLE_MEM.
802 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
803 (varying_mem_p): Move above propagate_rtx.
804 (all_uses_available_at): Do not check MEMs.
806 2008-04-02 Rafael Espindola <espindola@google.com>
808 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
809 (register_edge_assert_for_2): Split the cond argument.
810 (register_edge_assert_for_1): Adjust for the change in
811 register_edge_assert_for_2.
812 (register_edge_assert_for): Split the cond argument.
813 (find_switch_asserts): Adjust for the change in
814 register_edge_assert_for.
816 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
818 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
819 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
820 offsets for 64-bit mingw.
821 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
822 abi for x86_64-pc-mingw.
824 2008-04-02 Richard Guenther <rguenther@suse.de>
826 * tree-vrp.c (extract_range_from_assert): Make sure to not
827 produce range min/max with TREE_OVERFOW set.
828 If merging a anti-range and a range keep the anti-range if
829 the range covers all values of the type.
830 (register_edge_assert_for_2): Only allow sign-changing
831 conversions in detecting canonical range checks. Also
832 register an assert for the unsigned name if useful.
834 PR tree-optimization/35787
835 * tree-vrp.c (vrp_val_max): New function.
836 (vrp_val_min): Likewise.
837 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
838 (vrp_val_is_min): Likewise.
839 (supports_overflow_infinity): Use vrp_val_{min,max}.
840 (negative_overflow_infinity): Likewise.
841 (positive_overflow_infinity): Likewise.
842 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
843 (is_positive_overflow_infinity): Likewise.
844 (is_overflow_infinity): Likewise.
845 (avoid_overflow_infinity): Use vrp_val_{min,max} and
846 vrp_val_is_{min,max}.
847 (set_and_canonicalize_value_range): Canonicalize anti-ranges
848 to ranges if possible. Avoid empty ranges.
850 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
853 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
854 the expression is a function address.
856 2008-04-01 George Helffrich <george@gcc.gnu.org>
858 PR fortran/PR35154, fortran/PR23057
859 * fortran/trans-common.c (create_common): Add decl to function
860 chain to preserve identifier scope in debug output.
862 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
863 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
864 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
865 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
867 (dbxout_syms): Check for COMMON-based symbol and wrap in
868 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
869 in bracket for efficiency.
871 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
872 using DW_TAG_common_block + member offset.
873 (add_pubname_string): New function.
874 (dw_expand_expr): New function to find block name and offset for
876 (common_check): New function to check whether symbol in Fortran COMMON.
877 (gen_variable_die): If COMMON, use DW_TAG_common_block.
879 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
880 use of common is unchanged.
882 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
883 with all combinations of debug options available on target.
884 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
885 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
886 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
887 .stabs functionality.
888 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
891 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
894 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
896 2008-04-02 Ben Elliston <bje@au.ibm.com>
898 * config/v850/v850.md (casesi): Remove if (0) code.
899 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
900 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
902 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
904 * config/i386/i386.md (rex64suffix): New mode attribute.
905 (floathi<mode>2): Disable expander for SSE math.
906 (*floathi<mode>2_1): New insn insn_and_split pattern.
907 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
908 corresponding post-reload splitters.
909 (*floathi<mode>2_i387): New macroized insn pattern.
910 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
911 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
912 insn_and_split pattern.
913 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
914 New macroized instruction patterns and corresponding post-reload
916 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
917 and corresponding post-reload splitters.
918 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
919 New macroized instruction patterns.
920 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
921 macroized instruction patterns and corresponding post-reload splitters.
922 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
923 corresponding post-reload splitters.
924 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
925 New macroized instruction patterns.
926 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
927 corresponding post-reload splitters.
928 (*floatsi<mode>2_i387): New macroized instruction patterns.
930 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
932 * config/i386/i386.md (smaxmin): New.
934 (maxminiprefix): Likewise.
935 (maxminfprefix): Likewise.
936 (<code><mode>3): Likewise.
937 (smin<mode>3): Removed.
938 (smax<mode>3): Likewise.
940 * config/i386/mmx.md (mmx_<code>v2sf3): New.
941 (mmx_<code>v4hi3): Likewise.
942 (mmx_<code>v8qi3): Likewise.
943 (mmx_smaxv2sf3): Removed.
944 (mmx_sminv2sf3): Likewise.
945 (mmx_umaxv8qi3): Likewise.
946 (mmx_smaxv4hi3): Likewise.
947 (mmx_uminv8qi3): Likewise.
948 (mmx_sminv4hi3): Likewise.
950 * config/i386/sse.md (<addsub><mode>3): New.
951 (*<addsub><mode>3): Likewise.
952 (<sse>_vm<addsub><mode>3): Likewise.
953 (<maxmin><mode>3): Likewise.
954 (*<maxmin><mode>3_finite): Likewise.
955 (*<maxmin><mode>3): Likewise.
956 (<sse>_vm<maxmin><mode>3): Likewise.
957 (sse3_h<addsub>v4sf3): Likewise.
958 (sse3_h<addsub>v2df3): Likewise.
959 (<maxmin>v16qi3): Likewise.
960 (*<maxmin>v16qi3): Likewise.
961 (<maxmin>v8hi3): Likewise.
962 (*<maxmin>v8hi3): Likewise.
963 (*sse4_1_<maxmin><mode>3): Likewise.
964 (*sse4_1_<maxmin><mode>3): Likewise.
965 (add<mode>3): Removed.
966 (*add<mode>3): Likewise.
967 (<sse>_vmadd<mode>3): Likewise.
968 (sub<mode>3): Likewise.
969 (*sub<mode>3): Likewise.
970 (<sse>_vmsub<mode>3): Likewise.
971 (smin<mode>3): Likewise.
972 (*smin<mode>3_finite): Likewise.
973 (*smin<mode>3): Likewise.
974 (<sse>_vmsmin<mode>3): Likewise.
975 (smax<mode>3): Likewise.
976 (*smax<mode>3_finite): Likewise.
977 (*smax<mode>3): Likewise.
978 (<sse>_vmsmax<mode>3): Likewise.
979 (sse3_haddv4sf3): Likewise.
980 (sse3_haddv2df3): Likewise.
981 (sse3_hsubv4sf3): Likewise.
982 (sse3_hsubv2df3): Likewise.
983 (umaxv16qi3): Likewise.
984 (*umaxv16qi3): Likewise.
985 (smaxv8hi3): Likewise.
986 (*smaxv8hi3): Likewise.
987 (*sse4_1_smax<mode>3): Likewise.
988 (*sse4_1_umax<mode>3): Likewise.
989 (uminv16qi3): Likewise.
990 (*uminv16qi3): Likewise.
991 (sminv8hi3): Likewise.
992 (*sminv8hi3): Likewise.
993 (*sse4_1_smin<mode>3): Likewise.
994 (*sse4_1_umin<mode>3): Likewise.
996 2008-04-01 Rafael Espindola <espindola@google.com>
998 * tree-cfg.c (verify_expr): remove in_phi.
999 (verify_stmt): Don't call walk_tree with verify_expr. Use
1000 is_gimple_min_invariant instead of is_gimple_val.
1002 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1004 * doc/include/gpl_v3.texi: Update for manpage generation.
1005 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1007 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1008 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1009 gpl_v3.texi instead of gpl.texi.
1012 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1015 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1017 2008-04-01 Rafael Espindola <espindola@google.com>
1019 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1020 (extract_code_and_val_from_cond): Use
1021 extract_code_and_val_from_cond_with_ops.
1023 2008-04-01 Jan Hubicka <jh@suse.cz>
1025 * function.c (free_after_compilation): Free epilogue_delay_list.
1026 (prepare_function_start): Assert that previous compilation was freed.
1028 2008-04-01 Jan Hubicka <jh@suse.cz>
1029 Jim Wilson <wilson@tuliptree.org>
1030 Andreas Tobler <andreast@gcc.gnu.org>
1033 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1034 rtl.emit instead cfun->emit.
1035 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1036 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1038 2008-04-01 Ben Elliston <bje@au.ibm.com>
1040 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1042 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1044 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1046 (fprofile-use): Add var flag_profile_use
1047 * coverage.c (coverage_begin_output): Do not open a gcno file for
1048 output only if -ftest-coverage is set.
1049 Do not add getpwd() to gcda file path.
1050 (build_gcov_info): Check the new flag
1051 flag_profile_datafile_relative_path.
1052 (coverage_init): Use profile_data_prefix.
1053 Read profile counter only if flag_profile_use is set.
1054 * opts.c (common_handle_option): New option fprofile-use=,
1055 fprofile-dir=, fprofile-generate=.
1056 * toplev.c (profile_data_prefix): New variable definition.
1057 * toplev.h (profile_data_prefix): New declaration.
1058 * doc/invoke.tex (Option Summary, Optimization Options):
1061 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1063 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1064 use tmp consistently.
1067 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1068 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1069 UNSPEC_FR_RECIP_APPROX_RES.
1070 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1072 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1075 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1077 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1080 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1081 element of the vector via a pointer.
1083 2008-03-31 Ian Lance Taylor <iant@google.com>
1085 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1087 2008-03-31 Jan Hubicka <jh@suse.cz>
1089 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1090 get_arg_pointer_save_area.
1091 * expr.c (init_expr): Just clear out rtl.expr.
1092 * function.c (free_after_compilation): Clear out whole RTL structure.
1093 (get_func_frame_size): Merge into ...
1094 (get_frame_size): ... this one.
1095 (assign_stack_local_1): Merge into ...
1096 (assign_stack_local): ... this one.
1097 (expand_function_end): Update call of get_arg_pointer_save_area.
1098 (get_art_pointer_save_area): Remove cfun argument.
1099 * function.h (emit_status): regno_pointer_align does not need length
1100 attribute. Move x_regno_reg_rtx to ...
1101 (regno_reg_rtx): ... new global array.
1102 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1103 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1104 apply_args_value, forced_labels, stack_pointer_delta):
1106 (struct varasm_status): Move here from varasm.c
1107 (struct rtl_data): New. Move here some fields from struct function.
1108 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1109 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1110 used_temp_slots avail_temp_slots, temp_slot_level,
1111 nonlocal_goto_handler_labels): Update accesstors.
1112 (rtl): New global variable.
1113 (struct function): Move some fileds to rtl_data.
1114 (get_arg_pointer_save_area): Update prototype.
1115 * emit-rtl.c (rtl): Declare.
1116 (regno_reg_rtx): Declare.
1117 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1119 (gen_reg_rtx): Update.
1120 (init_virtual_regs): Do not tate emit_status argument.
1121 (init_emit): Do not allocate emit.
1122 * varasm.c (varasm_statuc): Move to function.h.
1123 (n_deferred_constatns): Update accestor.
1124 (init_varasm_status): Do not allocate varasm_status.
1125 (force_const_mem, get_pool_size, output_constant_pool): Update.
1126 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1127 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1129 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1131 PR rtl-optimization/35729
1132 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1135 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1138 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1139 load/store if memory is unaligned.
1140 (*movti_rex64): Likewise.
1142 * config/i386/predicates.md (misaligned_operand): New.
1144 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1147 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1150 2008-03-31 Jan Beulich <jbeulich@novell.com>
1152 * config/ia64/constraints.md: Add 'j' constraint.
1153 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1154 (movdi_internal): Likewise.
1156 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1159 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1161 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1164 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1165 proper error message for the third argument on blendpd and
1168 * config/i386/sse.md (blendbits): New.
1169 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1171 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1173 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1175 2008-03-30 Richard Guenther <rguenther@suse.de>
1178 * fold-const.c (fold_sign_changed_comparison): Do leave
1179 conversions to base-types alone.
1181 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1183 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1184 the link register if one altivec register is be saved.
1186 2008-03-30 Ben Elliston <bje@au.ibm.com>
1188 * final.c (final_scan_insn): Remove if (0) code.
1190 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1192 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1194 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1196 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1197 of V4SFmode to ix86_binary_operator_ok.
1199 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/i386.c (override_options): Initialize
1202 ix86_veclib_handler to ix86_veclibabi_svml when
1203 -mveclibabi=svml is used.
1204 (ix86_veclibabi_svml): New function for SVML ABI style
1205 vectorization support.
1206 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1208 2008-03-28 Rafael Espindola <espindola@google.com>
1210 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1211 (tree_binary_nonnegative_warnv_p): Make it public.
1212 (tree_single_nonnegative_warnv_p): Make it public.
1213 (tree_invalid_nonnegative_warnv_p): Make it public.
1214 (tree_unary_nonzero_warnv_p): Make it public.
1215 (tree_binary_nonzero_warnv_p): Make it public
1216 (tree_single_nonzero_warnv_p): Make it public.
1217 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1218 (extract_range_from_binary_expr): Split the expr argument.
1219 (extract_range_from_unary_expr): Split the expr argument.
1220 (extract_range_from_comparison): Split the expr argument.
1221 (extract_range_from_expr): Use the new aux functions.
1222 (vrp_evaluate_conditional_warnv): Use
1223 vrp_evaluate_conditional_warnv_with_ops.
1224 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1225 (tree_binary_nonzero_warnv_p): Declare.
1226 (tree_single_nonzero_warnv_p): Declare.
1227 (tree_expr_nonzero_warnv_p): Declare.
1228 (tree_unary_nonnegative_warnv_p): Declare.
1229 (tree_binary_nonnegative_warnv_p): Declare.
1230 (tree_single_nonnegative_warnv_p): Declare.
1231 (tree_invalid_nonnegative_warnv_p): Declare.
1233 2008-03-28 Richard Guenther <rguenther@suse.de>
1235 PR tree-optimization/30317
1236 PR tree-optimization/30911
1237 PR tree-optimization/34793
1238 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1239 (struct assert_locus_d): New member EXPR.
1240 (register_new_assert_for): Add EXPR parameter to support
1241 ASSERT_EXPR <name, expr OP limit>.
1242 (register_edge_assert_for_1): Adjust callers.
1243 (find_assert_locations): Likewise.
1244 (process_assert_insertions_for): Build condition from expression.
1245 (extract_range_from_assert): Handle ASSERT_EXPRs
1246 of the form ASSERT_EXPR <name, expr OP limit>.
1247 (register_edge_assert_for_2): New helper registering
1248 asserts for comparisons. Recognize range tests of the form
1249 (unsigned)i - CST1 OP CST2.
1250 (register_edge_assert_for_1): Use it.
1251 (register_edge_assert_for): Likewise.
1252 (needs_overflow_infinity): Integer sub-types
1253 do not need overflow infinities.
1254 (vrp_val_is_max): The extreme values of integer sub-types
1255 are those of the base type.
1256 (vrp_val_is_min): Likewise.
1257 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1260 2008-03-28 Nick Clifton <nickc@redhat.com>
1262 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1263 Return GENERAL_REGS for stack adjustment reloads.
1265 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1268 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1269 const_vector when all the vectors are constant.
1271 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1273 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1275 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1276 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1278 (s<code>_sf): Use new scc_sf attribute for opcode names.
1280 2008-03-27 Tom Tromey <tromey@redhat.com>
1282 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1283 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1284 config/spu/t-spu-elf, config/i386/t-interix,
1285 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1286 config/i386/x-darwin, config/i386/x-mingw32,
1287 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1288 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1289 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1290 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1291 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1292 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1293 config/score/t-score-elf, config/arm/t-strongarm-pe,
1294 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1295 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1296 Revert automatic dependency patch.
1298 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/i386.c (ix86_function_arg_boundary): Align
1302 decimal floating point to its natural boundary.
1304 2008-03-27 Richard Guenther <rguenther@suse.de>
1307 * fold-const.c (fold_comparison): Restrict distinct decl
1308 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1309 solely rely on operand_equal_p.
1311 2008-03-27 Richard Guenther <rguenther@suse.de>
1314 * c-common.c (handle_weak_attribute): Reject combination of
1317 2008-03-27 Richard Guenther <rguenther@suse.de>
1319 PR tree-optimization/32810
1320 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1321 conversions from DECL_INITIAL.
1322 (fold_const_aggregate_ref): Likewise from constructor elements.
1324 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1326 * tree-affine.h (aff_combination_expand): Declare.
1327 (get_inner_reference_aff): Likewise.
1328 * tree-affine.c (aff_combination_expand): Split out from
1329 tree_to_aff_combination_expand.
1330 (get_inner_reference_aff): New function.
1331 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1332 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1333 (struct lim_aux_data): sm_done field removed.
1334 (mem_ref_loc_p, mem_ref_locs_p): New types.
1335 (struct mem_ref): Added id, stored, accesses_in_loop,
1336 indep_loop, dep_loop, indep_ref, dep_ref fields.
1337 Removed is_stored, locs and next fields.
1338 (memory_accesses): New variable.
1339 (movement_possibility): Do not allow moving statements
1340 that store to memory.
1341 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1343 (determine_max_movement): For statements with memory references,
1344 find the outermost loop in that the reference is independent.
1345 (move_computations_stmt): Mark the virtual operands for renaming.
1346 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1347 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1348 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1349 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1350 create_vop_ref_mapping, analyze_memory_references,
1351 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1352 get_all_locs_in_loop, ref_always_accessed_p,
1353 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1354 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1355 store_motion_loop, store_motion): New functions.
1356 (struct vop_to_refs_elt): New type.
1357 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1358 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1359 (schedule_sm): Replaced by...
1360 (execute_sm): ... this.
1361 (determine_lsm_ref, hoist_memory_references,
1362 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1363 find_more_ref_vops, free_mem_ref, free_mem_refs,
1364 determine_lsm_loop, determine_lsm): Removed.
1365 (tree_ssa_lim_finalize): Free data structures used by store motion.
1366 (tree_ssa_lim): Call analyze_memory_references. Use
1367 store_motion instead of determine_lsm.
1369 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1371 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1372 rename tmake_file to m68hc11/t-m68hc11.
1373 (mcore): Set inhibit_libc to true.
1374 * config.host (alpha*-dec-*vms*): Set extra_programs.
1375 (interix3*): Don't use host_xmake_file.
1376 * configure.ac: Let config.gcc override inhibit_libc.
1377 * configure: Regenerate.
1379 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1380 * config/t-openbsd-thread: Remove commented out lines.
1382 * config/x-interix: Remove.
1384 * config/m68hc11/t-m68hc11-gas: Rename to...
1385 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1387 * config/mcore/t-mcore: Remove T_CFLAGS.
1388 * config/mcore/t-mcore-pe: Likewise.
1390 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1392 * configure.ac: Replace custom __GNU_SOURCE test with
1393 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1394 * aclocal.m4: Regenerate.
1395 * configure: Regenerate.
1396 * config.in: Regenerate.
1398 2008-03-27 Richard Guenther <rguenther@suse.de>
1400 * fold-const.c (target.h): Include.
1401 (fold_comparison): Fold comparison of addresses of decls
1402 that bind locally or of constants. Consolidate address folding code.
1403 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1404 results from fold_binary_to_constant.
1405 (compare_values_warnv): Likewise.
1407 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1410 * fold-const.c (fold_truthop): Check for integeral types when folding
1411 a == 0 && b == 0 and a != 0 || b != 0 .
1413 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1415 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1417 2008-03-26 Andreas Schwab <schwab@suse.de>
1419 * doc/invoke.texi: Fix use of @item vs. @itemx.
1421 2008-03-26 Tom Tromey <tromey@redhat.com>
1423 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1424 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1425 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1426 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1427 build/genconstants.o, build/genemit.o, build/genextract.o,
1428 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1429 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1432 2008-03-26 Richard Guenther <rguenther@suse.de>
1435 2008-03-26 Richard Guenther <rguenther@suse.de>
1437 * fold-const.c (target.h): Include.
1438 (fold_comparison): Fold comparison of addresses of two decls
1439 that bind locally. Consolidate address folding code.
1441 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1443 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1444 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1445 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1446 dconstsqrt2, dconstthird, dconste and/or dconst10.
1447 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1448 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1449 dconstsqrt2, dconste): Delete.
1450 (init_emit_once): Likewise. Simplify initializing dconstm1.
1452 * real.c (get_real_const): New.
1453 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1454 dconstsqrt2, dconste): Delete.
1455 (real_value_const, get_real_const): New.
1457 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1459 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1461 * config/i386/i386.c (ix86_function_arg_boundary): Check
1462 BIGGEST_ALIGNMENT instead of 128.
1463 (setup_incoming_varargs_64): Likewise.
1465 2008-03-26 Tom Tromey <tromey@redhat.com>
1467 * Makefile.in (DEPFILES): Add missing '/'.
1469 2008-03-26 Richard Guenther <rguenther@suse.de>
1471 * fold-const.c (target.h): Include.
1472 (fold_comparison): Fold comparison of addresses of two decls
1473 that bind locally. Consolidate address folding code.
1475 2008-03-26 Nick Clifton <nickc@redhat.com>
1478 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1479 not allow INT+INT as a legitimate addressing mode.
1481 2008-03-26 Richard Guenther <rguenther@suse.de>
1483 * tree-flow.h (widen_bitfield): Remove declaration.
1484 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1485 (widen_bitfield): Remove function.
1486 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1489 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1492 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1495 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1497 PR rtl-optimization/35232
1498 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1499 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1500 reg_reloaded_call_part_clobbered here.
1501 (reload_regs_reach_end_p): New function.
1502 (reload_reg_rtx_for_input): New variable.
1503 (reload_reg_rtx_for_output): Likewise.
1504 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1505 when reassigning a pseudo register. Load reloadreg from
1506 reload_reg_rtx_for_input, moving the mode and register
1508 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1509 instead of the original when deciding whether an input reload
1510 would be a no-op or whether an output reload can be deleted.
1511 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1512 when setting up new_spill_reg_store. Load it from
1513 reload_reg_rtx_for_output, moving the mode and register
1515 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1516 instead of the original when deciding whether an output reload
1517 would be a no-op. Do the same when modifying insn notes.
1518 Use rtx_equal_p instead of == to compare the registers.
1519 (inherit_piecemeal_p): Take a mode and two register numbers
1521 (emit_reload_insns): Clear new_spill_reg_store for every hard
1522 register in the reload register. Remove spill registers
1523 from reg_reloaded_valid before considering whether to record
1524 inheritance information for them. Use reload_reg_rtx_for_output
1525 instead of reg_rtx when recording output reloads. Use
1526 reload_reg_rtx_for_input instead of reg_rtx when recording
1527 input reloads. Set or clear reg_reloaded_call_part_clobbered
1528 at the same time as setting reg_reloaded_valid.
1529 (delete_output_reload): Add a new_reload_reg parameter and use it
1530 instead of rld[j].reg_rtx.
1531 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1534 2008-03-25 Tom Tromey <tromey@redhat.com>
1536 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1537 (build/genattr.o): Likewise.
1538 (build/genattrtab.o): Likewise.
1539 (build/gencodes.o): Likewise.
1540 (build/genconfig.o): Likewise.
1541 (build/genconstants.o): Likewise.
1542 (build/genemit.o): Likewise.
1543 (build/genextract.o): Likewise.
1544 (build/genflags.o): Likewise.
1546 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1548 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1549 instead of size_int for integer types.
1550 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1551 to match type of MINUS_EXPR.
1553 2008-03-25 Tom Tromey <tromey@redhat.com>
1555 * configure: Rebuilt.
1556 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1559 2008-03-25 Tom Tromey <tromey@redhat.com>
1561 * config/x-solaris (host-solaris.o): Update.
1562 * config/x-linux (host-linux.o): Update.
1563 * config/x-hpux (host-hpux.o): Update.
1564 * config/x-darwin (host-darwin.o): Update.
1565 * config/v850/t-v850e (v850-c.o): Update.
1566 * config/v850/t-v850 (v850-c.o): Update.
1567 * config/t-vxworks (vxworks.o): Update.
1568 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1569 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1570 * config/spu/t-spu-elf (spu-c.o): Update.
1572 * config/sh/t-symbian (sh-c.o): Update.
1573 (symbian.o): Update.
1574 * config/sh/t-sh (sh-c.o): Update.
1575 * config/score/t-score-elf (score7.o, score3.o): Update.
1576 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1577 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1578 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1579 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1581 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1582 * config/m32c/t-m32c (m32c-pragma.o): Update.
1583 * config/ia64/t-ia64 (ia64-c.o): Update.
1584 * config/i386/x-mingw32 (host-mingw32.o): Update.
1585 * config/i386/x-i386 (driver-i386.o): Update.
1586 * config/i386/x-darwin (host-i386-darwin.o): Update.
1587 * config/i386/x-cygwin (host-cygwin.o): Update.
1588 * config/i386/t-nwld (nwld.o): Update.
1589 * config/i386/t-netware (netware.o): Update.
1590 * config/i386/t-interix (winnt.o): Update.
1591 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1592 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1593 msformat-c.o): Update.
1594 * config/bfin/t-bfin-linux (generated_files): Add
1595 linux-sysroot-suffix.h.
1596 * config/arm/t-wince-pe (pe.o): Update.
1597 * config/arm/t-strongarm-pe (pe.o): Update.
1598 * config/arm/t-pe (pe.o): Update.
1599 * config/arm/t-arm (arm-c.o): Update.
1600 * doc/install.texi (Prerequisites): Require make 3.80.
1601 * Makefile.in: Remove .o targets.
1602 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1603 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1604 (simple_generated_h, simple_generated_c): Move earlier.
1605 (generated_files): New variable.
1606 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1607 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1608 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1609 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1610 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1611 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1612 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1613 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1614 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1615 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1616 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1617 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1619 (COMPILE.base, COMPILE): New variables.
1620 (%.o): New pattern rule.
1621 (ALL_HOST_OBJS): New variable.
1622 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1623 (dummy-checksum.o, cc1-checksum.o): Remove.
1624 (DRIVER_SHLIB): New variable.
1625 (DRIVER_DEFINES): Use it.
1626 (gencondmd.c): Move out of build/.
1627 (s-conditions): Update.
1628 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1629 (ALL_BUILD_OBJS): Likewise.
1630 (build/%.o): Use BUILDCOMPILE.
1631 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1632 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1633 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1634 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1635 build/genconfig.o, build/genconstants.o, build/genemit.o,
1636 build/genextract.o, build/genflags.o, build/genmddeps.o,
1637 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1638 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1639 build/gen-protos.o, build/scan.o, build/fix-header.o,
1640 build/scan-decls.o): Simplify.
1641 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1642 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1643 prefix.o, toplev.o): Reduce to variable setting.
1644 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1645 ($(out_object_file), gcc-options.o): New targets.
1646 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1647 * configure: Rebuilt.
1648 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1649 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1651 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1653 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1654 complain when we hit an error, return ERROR_MARK_NODE.
1656 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1658 * config/sh/constraints.md (Pso, Psz): New constraints.
1659 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1660 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1662 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1664 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1665 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1667 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1669 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1670 (prefetch_sh2a): New.
1672 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1673 Naveen.H.S <naveen.hs@kpitcummins.com>
1675 * config/sh/constraints.md (I28): New constraint.
1676 * config/sh/sh.c (broken_move): Add support for movi20s.
1677 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1679 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1680 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1681 Naveen.H.S <naveen.hs@kpitcummins.com>
1683 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1684 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1685 (print_operand): Handle resbank in %@ operand code.
1686 (sh_encode_section_info): New.
1687 (push_regs): Add conditions for resbank.
1688 (sh_expand_epilogue): Likewise.
1689 (sh_insert_attributes): Likewise.
1690 (sh_attribute_table): Likewise.
1691 (sh_handle_resbank_handler_attribute): New.
1692 (sh2a_handle_function_vector_handler_attribute): New.
1693 (sh2a_is_function_vector_call): New.
1694 (sh2a_get_function_vector_number): New.
1695 (sh2a_function_vector_p): New.
1696 (sh_cfun_resbank_handler_p): New.
1697 * config/sh/sh.md (calli): Emit jsr/n if possible.
1698 (calli_tbr_rel): New.
1699 (calli_pcrel): Emit jsr/n if possible.
1700 (return_i): Emit rts/n if possible.
1701 (call_valuei_tbr_rel): New.
1702 (call_valuei_pcrel): Add condition for SH2A target.
1703 (call_value): Likewise.
1704 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1705 (sh2a_get_function_vector_number): Likewise.
1706 (sh2a_is_function_vector_call): Likewise.
1707 * doc/extend.texi: Document TBR relative addressing of SH2A.
1708 (resbank): Add description for SH2A.
1710 2008-03-24 Richard Guenther <rguenther@suse.de>
1713 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1714 pointer assignments change conversions according to middle-end rules.
1715 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1716 * configure.ac: Include type checking in yes.
1717 * configure: Regenerate.
1719 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1721 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1722 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1724 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1726 * gthr-vxworks.h (UNUSED): Define.
1728 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1730 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1732 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1734 * doc/extend.texi (Function Attributes): Add missing comma in the
1735 example of the "alloc_size" attribute.
1737 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1740 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1742 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1745 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1748 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1749 of the underlying type of a MS bitfield layout to the natural
1750 alignment of the type.
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 2008-03-22 Richard Guenther <rguenther@suse.de>
1759 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1760 For PHI nodes verify the address is invariant.
1761 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1762 (get_symbol_constant_value): Use is_gimple_min_invariant.
1763 (maybe_fold_stmt_indirect): Likewise.
1765 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1767 PR rtl-optimization/33927
1768 * Makefile.in (dse.o): Depend on $(TM_P_H).
1769 * expr.h (extract_low_bits): Declare.
1770 * expmed.c (extract_low_bits): New function.
1771 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1772 * dse.c: Include tm_p.h.
1773 (find_shift_sequence): Remove the read_reg argument and return the
1774 read value. Emit the instructions instead of returning them.
1775 Iterate on new_mode rather than calculating it each time.
1776 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1777 source to NEW_MODE and extract_low_bits to convert the shifted
1779 (replace_read): Allow the load and store to have different mode
1780 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1781 or extraction instructions before trying the replacement. Update
1782 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1784 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1786 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1787 to their natural alignment to avoid store forwarding stalls.
1789 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1792 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1793 encouraging but not allowing gprs for input;
1794 change the input constraint to !f#r.
1795 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1797 change the output constraint to !f#r.
1799 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1802 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1803 corresponding post-reload splitters.
1804 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1805 when x87 FP math is selected.
1806 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1807 New function prototype.
1808 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1809 unreachable function to ease macroization of insn patterns.
1811 2008-03-21 Martin Jambor <mjambor@suse.cz>
1813 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1814 reference dumps if ddr is NULL or dependence is unknown.
1816 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1818 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1819 unsigned extension into account.
1820 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1821 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1822 Do computations on a scratch register.
1824 2008-03-21 Richard Guenther <rguenther@suse.de>
1826 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1827 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1828 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1829 * tree-ssa-dom.c (record_equality): Likewise.
1830 * tree-inline.c (copy_body_r): Likewise.
1831 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1834 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1836 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1837 as 'delete_unused' argument.
1839 2008-03-20 Richard Guenther <rguenther@suse.de>
1841 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1842 special casing of constant qualifiers.
1843 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1844 care about them in general.
1845 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1846 regardless of their type.
1847 (fold_stmt_r): Forcefully fold *& if we end up with that.
1849 2008-03-20 Paul Brook <paul@codesourcery.com>
1851 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1852 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1854 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1856 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1857 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1859 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1861 * common.opt (Wmudflap): New option.
1862 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1863 (mx_register_decls): Likewise.
1864 (mudflap_finish_file): Likewise.
1865 * doc/invoke.texi: Document -Wno-mudflap.
1867 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1869 * c-format.c (replace_format_name_to_system_name): New.
1871 (convert_format_name_to_system_name): New.
1872 (decode_format_attr): Add use of convert_format_name_to_system_name.
1873 (format_types_orig): Add gnu_ prefix to names.
1874 (check_format_info_main): Special treating of \0 escaped names for
1875 supporting multi-character format specifiers as I32, I64.
1876 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1877 (gnu_target_overrides_format_attributes): New.
1878 * c-format.h: Add structure target_ovr_attr to hold
1879 system specific formatter names.
1880 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1881 msformat-c.o file to c_target_objs and cxx_target_objs.
1882 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1883 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1884 (TARGET_N_FORMAT_TYPES): New.
1885 * config/i386/msformat-c.c: New.
1886 * config/i386/t-cygming: Add build rule for msformat-c.o.
1887 * doc/extend.texi: Add new format names gnu_* and ms_* and
1889 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1891 2008-03-20 Ira Rosen <irar@il.ibm.com>
1893 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1894 optimizations turned on under -O3.
1895 (ftree-vectorize): Add that the flag is turned on with -O3.
1897 2008-03-20 Ben Elliston <bje@au.ibm.com>
1899 * regmove.c (try_auto_increment): Fix spelling error in comment.
1900 * final.c (final_scan_insn): Likewise.
1902 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1905 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1906 allocator preferences for "y" and "r" class registers.
1907 ("*mov<mode>_internal"): Ditto.
1908 ("*movv2sf_internal_rex64"): Ditto.
1909 ("*movv2sf_internal"): Ditto.
1911 2008-03-19 Michael Matz <matz@suse.de>
1914 * calls.c (expand_call): Check overlap of arguments with call
1915 address for sibcalls.
1917 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1920 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1921 of the underlying type of a MS bitfield layout to the natural
1922 alignment of the type.
1924 2008-03-19 Jan Hubicka <jh@suse.cz>
1927 * toplev.c (decode_d_option): Handle all CPP flags.
1928 * tree-vrp.c: Update tree_pass descriptors.
1929 * regrename.c: Update tree_pass descriptors.
1930 * fwprop.c: Update tree_pass descriptors.
1931 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1932 * tree-into-ssa.c: Update tree_pass descriptors.
1933 * tree-dump.c: Update tree_pass descriptors.
1934 * tree-complex.c: Update tree_pass descriptors.
1935 * tree-dump.h: Update tree_pass descriptors.
1936 * see.c: Update tree_pass descriptors.
1937 * cgraphbuild.c: Update tree_pass descriptors.
1938 * tracer.c: Update tree_pass descriptors.
1939 * tree-loop-distribution.c: Update tree_pass descriptors.
1940 * cgraph.c: Update tree_pass descriptors.
1941 * postreload-gcse.c: Update tree_pass descriptors.
1942 * postreload.c: Update tree_pass descriptors.
1943 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1944 * tree-tailcall.c: Update tree_pass descriptors.
1945 * tree-pass.h (tree_opt_pass): Rename to ...
1946 (opt_pass) ... this one; add "type" field and remove letter field.
1947 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1948 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1949 all_lowering_passes): Update declaration.
1950 * ipa-cp.c: Update tree_pass descriptors.
1951 * final.c: Update tree_pass descriptors.
1952 * omp-low.c: Update tree_pass descriptors.
1953 * tree-ssa-dse.c: Update tree_pass descriptors.
1954 * ipa-reference.c: Update tree_pass descriptors.
1955 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1956 * auto-inc-dec.c: Update tree_pass descriptors.
1957 * reorg.c: Update tree_pass descriptors.
1958 * cgraphunit.c: Update tree_pass descriptors.
1959 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1960 * tree-ssa-ccp.c: Update tree_pass descriptors.
1961 * df-core.c: Update tree_pass descriptors.
1962 * mode-switching.c: Update tree_pass descriptors.
1963 * tree-nomudflap.c: Update tree_pass descriptors.
1964 * modulo-sched.c: Update tree_pass descriptors.
1965 * ipa-pure-const.c: Update tree_pass descriptors.
1966 * cse.c: Update tree_pass descriptors.
1967 * web.c: Update tree_pass descriptors.
1968 * tree-stdarg.c: Update tree_pass descriptors.
1969 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1970 * tree-ssa-dom.c: Update tree_pass descriptors.
1971 * tree-nrv.c: Update tree_pass descriptors.
1972 * tree-ssa-alias.c: Update tree_pass descriptors.
1973 * loop-init.c: Update tree_pass descriptors.
1974 * gimple-low.c: Update tree_pass descriptors.
1975 * ipa-inline.c: Update tree_pass descriptors.
1976 * tree-ssa-sink.c: Update tree_pass descriptors.
1977 * global.c: Update tree_pass descriptors.
1978 * ifcvt.c: Update tree_pass descriptors.
1979 * jump.c: Update tree_pass descriptors.
1980 * predict.c: Update tree_pass descriptors.
1981 * tree-ssa-loop.c: Update tree_pass descriptors.
1982 * recog.c: Update tree_pass descriptors.
1983 * dse.c: Update tree_pass descriptors.
1984 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1985 * tree-eh.c: Update tree_pass descriptors.
1986 * regmove.c: Update tree_pass descriptors.
1988 * function.c: Update tree_pass descriptors.
1989 * tree-vectorizer.c: Update tree_pass descriptors.
1990 * gcse.c: Update tree_pass descriptors.
1991 * ipa-type-escape.c: Update tree_pass descriptors.
1992 * tree-if-conv.c: Update tree_pass descriptors.
1993 * init-regs.c: Update tree_pass descriptors.
1994 * ipa.c: Update tree_pass descriptors.
1995 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1996 * rtl-factoring.c: Update tree_pass descriptors.
1997 * lower-subreg.c: Update tree_pass descriptors.
1998 * bt-load.c: Update tree_pass descriptors.
1999 * tree-dfa.c: Update tree_pass descriptors.
2000 * except.c: Update tree_pass descriptors.
2001 * emit-rtl.c: Update tree_pass descriptors.
2002 * cfgexpand.c: Update tree_pass descriptors.
2003 * tree-cfgcleanup.c: Update tree_pass descriptors.
2004 * cfgcleanup.c: Update tree_pass descriptors.
2005 * tree-ssa-pre.c: Update tree_pass descriptors.
2006 * tree-sra.c: Update tree_pass descriptors.
2007 * tree-mudflap.c: Update tree_pass descriptors.
2008 * tree-ssa-copy.c: Update tree_pass descriptors.
2009 * cfglayout.c: Update tree_pass descriptors.
2010 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2011 * tree-ssa-dce.c: Update tree_pass descriptors.
2012 * tree-ssa.c: Update tree_pass descriptors.
2013 * regclass.c: Update tree_pass descriptors.
2014 * integrate.c: Update tree_pass descriptors.
2015 * tree-optimize.c: Update tree_pass descriptors.
2016 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2017 * tree-object-size.c: Update tree_pass descriptors.
2018 * combine.c: Update tree_pass descriptors.
2019 * tree-outof-ssa.c: Update tree_pass descriptors.
2020 * bb-reorder.c: Update tree_pass descriptors.
2021 * stack-ptr-mod.c: Update tree_pass descriptors.
2022 * var-tracking.c: Update tree_pass descriptors.
2023 * tree-profile.c: Update tree_pass descriptors.
2024 * tree-vect-generic.c: Update tree_pass descriptors.
2025 * reg-stack.c: Update tree_pass descriptors.
2026 * sched-rgn.c: Update tree_pass descriptors.
2027 * tree-ssa-structalias.c: Update tree_pass descriptors.
2028 * tree-cfg.c: Update tree_pass descriptors.
2029 * passes.c (current_pass): Update declaration.
2030 (finish_optimization_passes): Update.
2031 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2032 (register_one_dump_file, register_dump_files_1, next_pass_1):
2034 (init_optimization_passes): Update handling of new types.
2035 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2036 * ipa-struct-reorg.c: Update tree_pass descriptors.
2037 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2038 * combine-stack-adj.c: Update tree_pass descriptors.
2039 * cfgrtl.c: Update tree_pass descriptors.
2040 * dce.c: Update tree_pass descriptors.
2041 * tree-ssanames.c: Update tree_pass descriptors.
2043 2008-03-19 Richard Guenther <rguenther@suse.de>
2046 * tree-ssa.c (walk_data): New structure.
2047 (warn_uninitialized_var): If not always_executed warn with "maybe"
2049 (execute_early_warn_uninitialized): Compute post-dominators.
2050 Initialize always_executed before processing each basic block.
2052 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2055 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2056 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2058 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2060 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2062 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2064 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2066 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2067 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2068 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2069 target after ignore has been set, and move there also the commputation
2070 of subtarget and original_target.
2071 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2072 (LANG_HOOKS_INITIALIZER): Remove it.
2073 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2075 2008-03-18 Richard Guenther <rguenther@suse.de>
2077 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2078 found an expression with constants, note that in the VN for the lhs.
2079 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2080 fold them to constants if possible. Run cleanup_cfg if done so.
2081 (execute_pre): Return todo.
2083 (execute_fre): Likewise.
2084 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2086 (get_prop_source_stmt): Look through pointer conversions.
2088 2008-03-18 Jan Hubicka <jh@suse.cz>
2090 * tree-pretty-print.c: Include predict.h.
2091 (dump_generic_node): Dump predictor.
2092 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2093 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2094 * gimple-low.c (lower_stmt): Likewise.
2095 * expr.c (expand_expr_real): Likewise.
2096 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2098 (build_predict_expr, build_predict_expr): New.
2099 * predict.h (predictor_name, build_predict_expr): Update.
2100 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2101 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2102 * predict.def (PRED_CONTINUE): Update hitrate.
2103 * tree.def (PREDICT_EXPR): Define.
2104 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2105 do not handle BIND_EXPR.
2106 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2107 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2108 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2111 2008-03-18 Michael Matz <matz@suse.de>
2113 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2115 2008-03-18 Richard Guenther <rguenther@suse.de>
2117 * tree-gimple.h (is_gimple_invariant_address): Declare.
2118 (is_gimple_constant): Likewise.
2119 * tree-gimple.c (is_gimple_constant): New function.
2120 (is_gimple_invariant_address): Likewise.
2121 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2122 and is_gimple_invariant_address.
2123 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2125 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2126 an addressable base.
2128 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2131 * gimplify.c (gimplify_expr): Gimplify second operand of
2134 2008-03-17 Richard Guenther <rguenther@suse.de>
2136 PR tree-optimization/19637
2137 * fold-const.c (fold_unary): Remove restrictions of removing
2138 intermediate pointer-conversions (P2)(P1)P0.
2139 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2140 conversion to void pointer.
2141 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2143 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2146 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2147 emulated thread local variables.
2149 2008-03-16 Richard Guenther <rguenther@suse.de>
2152 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2153 expand TREE_INVARIANT operations that are not gimple invariant.
2155 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2157 * doc/extend.texi (Alignment): Say that the ABI controls
2158 the __alignof__ for non-strict-alignment targets rather
2159 than being a recommendation.
2161 2008-03-15 Paul Brook <paul@codesourcery.com>
2163 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2165 (arm_output_fn_unwind): Mark functions that can not be unwound.
2167 2008-03-15 Paul Brook <paul@codesourcery.com>
2169 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2170 extension instructions.
2172 2008-03-15 Richard Guenther <rguenther@suse.de>
2174 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2175 and fold constant aggregate refs.
2176 (fold_const_aggregate_ref): Handle string constants
2177 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2178 (evaluate_stmt): Simplify now that ccp_fold folds constant
2181 2008-03-15 Paul Brook <paul@codesourcery.com>
2183 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2184 (extzv): Use gen_extzv_t2.
2185 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2187 2008-03-15 Richard Guenther <rguenther@suse.de>
2189 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2190 (fold_const_aggregate_ref): Likewise.
2191 (get_value): Return NULL if we don't have any values.
2192 (ccp_finalize): Set const_val to NULL after freeing it.
2193 * tree-flow.h (get_symbol_constant_value): Declare.
2194 (fold_const_aggregate_ref): Likewise.
2195 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2197 2008-03-15 Richard Guenther <rguenther@suse.de>
2200 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2201 to not produce negative array indices if not allowed. Add
2202 parameter to indicate that.
2203 (maybe_fold_offset_to_component_ref): Allow negative array
2204 indices only for the first member of a structure.
2205 (maybe_fold_offset_to_reference): Allow negative array indices.
2206 (maybe_fold_stmt_addition): Likewise.
2208 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2209 Anatoly Sokolov <aesok@post.ru>
2211 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2212 (avr_arch): Add ARCH_AVR6.
2213 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2214 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2215 instead of fixed value 2.
2216 (print_operand_address): Use gs() asm specifier instead of pm().
2217 (avr_assemble_integer): (Ditto.).
2218 (avr_output_addr_vec_elt): (Ditto.).
2219 (print_operand): Handle "!" code.
2220 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2221 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2222 (AVR_HAVE_EIJMP_EICALL): Define.
2223 (AVR_3_BYTE_PC): Redefine.
2224 (AVR_2_BYTE_PC): (Ditto.).
2225 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2226 (LINK_SPEC): Add atmega2560 and atmega2561.
2227 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2229 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2230 for 3 byte PC devices.
2231 (call_value_insn): (Ditto.).
2232 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2233 (indirect_jump): Use only for for 2 byte PC devices.
2234 (*tablejump): (Ditto.).
2235 (*indirect_jump_avr6): Add insn.
2236 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2237 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2238 instead of ijmp for 3 byte PC devices.
2239 (__tablejump2__): (Ditto.).
2240 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2241 (MULITLIB_DIRNAMES): (Ditto.).
2242 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2244 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2247 "sse2_umulsidi3". Use V1DI mode for operand 0.
2248 ("mmx_psadbw"): Use V1DI mode for operand 0.
2249 * config/i386/i386-modes.def (V1SI): New vector mode.
2250 * config/i386/i386.c (struct builtin_description)
2251 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2252 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2253 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2254 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2255 v1di_ftype_v8qi_v8qi type.
2256 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2258 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2259 __builtin_ia32_pmuludq]: Fix the mode of return value.
2261 2008-03-15 Richard Guenther <rguenther@suse.de>
2264 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2267 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2269 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2270 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2271 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2272 unless TARGET_SERIALIZE_VOLATILE is enabled.
2273 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2274 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2275 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2277 2008-03-14 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/34172
2280 * tree-flow.h (refs_may_alias_p): Declare.
2281 (get_single_def_stmt): Likewise.
2282 (get_single_def_stmt_from_phi): Likewise.
2283 (get_single_def_stmt_with_phi): Likewise.
2284 * tree-dfa.c (refs_may_alias_p): New function.
2285 (get_single_def_stmt): Likewise.
2286 (get_single_def_stmt_from_phi): Likewise.
2287 (get_single_def_stmt_with_phi): Likewise.
2288 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2289 (vn_reference_lookup_1): New helper function.
2290 (vn_reference_lookup): Walk the virtual use-def chain to
2291 continue searching for a match if the def does not alias the
2292 reference we are looking for.
2294 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2296 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2297 archive and Perzl. Update The Written Word listing.
2299 2008-03-14 Richard Guenther <rguenther@suse.de>
2301 PR tree-optimization/34043
2302 PR tree-optimization/33989
2303 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2305 (bitmap_find_leader): Use extra argument to verify dominance
2306 relationship inside a basic-block.
2307 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2308 (find_leader_in_sets): Adjust.
2309 (create_component_ref_by_pieces): Take extra argument for
2310 dominance check, handle lookup failures.
2311 (find_or_generate_expression): Likewise.
2312 (create_expression_by_pieces): Likewise.
2313 (insert_into_preds_of_block): Adjust.
2314 (create_value_expr_from): If asked for, verify all operands
2315 are in the blocks AVAIL_OUT set.
2316 (make_values_for_stmt): Check for SSA_NAMEs that are life
2317 over an abnormal edge.
2318 (compute_avail): Remove such check.
2319 (do_SCCVN_insertion): New function.
2320 (eliminate): If we do not find a leader suitable for replacement
2321 insert a replacement expression from SCCVN if available.
2322 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2323 (struct vn_ssa_aux): Add needs_insertion flag.
2324 * tree-ssa-sccvn.c (may_insert): New global flag.
2325 (copy_reference_ops_from_ref): Value-number union member access
2326 based on its size, not type and member if insertion is allowed.
2327 (visit_reference_op_load): For a weak match from union type
2328 punning lookup a view-converted value and insert a SSA_NAME
2329 for that value if that is not found.
2330 (visit_use): Make dumps shorter. Do not disallow value numbering
2331 SSA_NAMEs that are life over an abnormal edge to constants.
2332 (free_scc_vn): Release inserted SSA_NAMEs.
2333 (run_scc_vn): New flag to specify whether insertion is allowed.
2334 Process SSA_NAMEs in forward order.
2335 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2336 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2337 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2338 pointer type to/from integral types that do not change the
2339 precision to regular conversions.
2341 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2343 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2344 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2345 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2346 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2347 input arguments and the mode of return value. Built-in functions
2348 that operate on whole 64-bit MMX register now use V1DI mode.
2350 2008-03-13 Alon Dayan <alond@il.ibm.com>
2351 Olga Golovanevsky <olga@il.ibm.com>
2353 PR tree-optimization/35041
2354 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2355 to locate the right position in a statement.
2357 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2361 * config/i386/xmmintrin.h: Change all static inline functions to
2362 extern inline and add __gnu_inline__ attribute.
2363 * config/i386/bmintrin.h: Ditto.
2364 * config/i386/smmintrin.h: Ditto.
2365 * config/i386/tmmintrin.h: Ditto.
2366 * config/i386/mmintrin-common.h: Ditto.
2367 * config/i386/ammintrin.h: Ditto.
2368 * config/i386/emmintrin.h: Ditto.
2369 * config/i386/pmmintrin.h: Ditto.
2370 * config/i386/mmintrin.h: Ditto.
2371 * config/i386/mm3dnow.h: Ditto.
2373 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2376 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2377 (lower_omp_2): New function.
2378 (lower_omp_1, lower_omp): Rewritten.
2380 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2383 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2384 with the phrase "Microsoft Windows compilers".
2385 (Push/Pop Macro Pragmas): New subsection. Document
2386 #pragma push_macro and pragma pop_macro.
2388 2008-03-12 Paul Brook <paul@codesourcery.com>
2390 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2392 2008-03-12 Paul Brook <paul@codesourcery.com>
2394 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2395 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2396 (thumb2_addsi_shortim): Rename ...
2397 (thumb2_addsi_short): ... to this. Allow register operands.
2398 (thumb2_subsi_short): New pattern.
2399 (thumb2_one_cmplsi2_short,
2400 thumb2_negsi2_short): New patterns and peepholes.
2402 2008-03-12 Paul Brook <paul@codesourcery.com>
2404 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2406 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/i386.md (int_cond): New code iterator.
2410 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2411 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2412 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2413 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2414 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2415 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2416 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2417 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2419 2008-03-12 Paul Brook <paul@codesourcery.com>
2421 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2422 instead of {arm,thumb}_compute_save_reg_mask.
2423 (output_return_instruction): Ditto.
2424 (thumb_unexpanded_epilogue): Ditto.
2425 (thumb1_expand_prologue): Ditto.
2426 (thumb1_output_function_prologue): Ditto.
2427 (arm_set_return_address): Ditto.
2428 (thumb_set_return_address): Ditto.
2429 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2430 regs to achieve stack alignment.
2431 (thumb1_compute_save_reg_mask): Fix compiler warning.
2432 (arm_output_epilogue): Use offsets->saved_regs_mask.
2433 Adjust stack pointer by poping call clobered registers.
2434 (arm_expand_prologue): Use offsets->saved_regs_mask.
2435 Adjust stack pointer by pushing extra registers.
2436 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2438 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2441 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2442 conversion to the operands of a multiplication.
2444 2008-03-12 Richard Guenther <rguenther@suse.de>
2446 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2447 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2448 * timevar.def (TV_TREE_PHIPROP): Add.
2449 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2450 pass description. Use TV_TREE_PHIPROP.
2451 * tree-ssa-forwprop.c: Remove phiprop code.
2453 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2456 * omp-low.c (maybe_lookup_decl): Constify first argument.
2457 (use_pointer_for_field): Change last argument from bool to
2458 omp_context *. Disallow shared copy-in/out in nested
2459 parallel if decl is shared in outer parallel too.
2460 (build_outer_var_ref, scan_sharing_clauses,
2461 lower_rec_input_clauses, lower_copyprivate_clauses,
2462 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2464 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2465 Ira Rosen <irar@il.ibm.com>
2467 * tree-vectorizer.c (free_stmt_vec_info): New function.
2468 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2469 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2470 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2471 * tree-vect-transform.c (vectorizable_conversion): Free
2472 vec_oprnds0 if it was allocated.
2473 (vect_permute_store_chain): Remove unused VECs.
2474 (vectorizable_store): Free VECs that are allocated in the..
2476 (vect_transform_strided_load, vectorizable_load): Likewise.
2477 (vect_remove_stores): Simplify the code.
2478 (vect_transform_loop): Move code to vect_remove_stores().
2479 Call vect_remove_stores() and free_stmt_vec_info().
2481 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2483 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2484 TARGET_HPUX. Revise comment.
2485 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2486 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2487 Use sr4 variant of `be' instruction when not generating PIC code.
2488 (attr_length_call): Adjust for above change.
2490 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2492 * ipa-reference.c (static_execute): Remove module_statics_const and
2493 associated setting code.
2495 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2498 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2499 predicate for operand 1.
2500 (paritysi2_cmp): Use register_operand predicate for operand 2.
2501 Use earlyclobber modifier for operand 1. Remove support for
2503 (paritydi2_cmp): Use register_operand predicate for operand 3.
2504 Use earlyclobber modifier for operand 1. Remove support for
2507 2008-03-11 Paul Brook <paul@codesourcery.com>
2508 Vladimir Prus <vladimir@codesourcery.com>
2510 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2511 (arm_compute_save_reg0_reg12_mask): Always
2512 check if register 11 must be saved. Always safe hard frame pointer
2513 when frame_pointer_needeed.
2514 (arm_compute_save_reg_mask): Save IP and PC
2515 only with apcs frames.
2516 (arm_output_epilogue): Adjust Thumb2 codepath to
2517 be also invoked and work for ARM non-apcs frames.
2518 (arm_expand_prologue): Don't bother saving IP
2519 for non-apcs frame, since it's not clobbered by
2520 prologue code. Implement non-apcs frame
2523 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2525 PR rtl-optimization/35281
2526 * expr.c (convert_move): Use a new pseudo for the intermediate
2527 from_mode->word_mode result.
2529 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2531 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2532 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2533 * toplev.c (compile_file): Don't call it.
2535 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2538 * expr.c (store_expr): Call emit_block_move if the mode
2539 of "temp" RTX is BLKmode.
2541 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2542 Richard Guenther <rguenther@suse.de>
2544 PR tree-optimization/31358
2545 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2546 the step with a NULL_TREE.
2547 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2548 to sizetype if type is a pointer type.
2549 (add_candidate_1): Don't convert the base and step to
2550 the generic type if the orginal type is a pointer type.
2551 (add_iv_value_candidates): Use sizetype for the step
2552 if type is a pointer type.
2553 (cand_value_at): Likewise.
2554 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2556 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2557 Don't convert the tem affine to the type.
2558 (add_elt_to_tree): Use sizetype for the step if a pointer.
2559 Use POINTER_PLUS_EXPR for pointers.
2560 (aff_combination_to_tree): Use sizetype for the step if a
2563 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2565 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2566 Remove commutativity hint.
2568 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2572 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2573 errorneous type. Check that v is a VAR_DECL.
2576 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2578 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2580 PR tree-optimization/35494
2581 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2582 may be overriden at link and run time.
2584 2008-03-10 Richard Guenther <rguenther@suse.de>
2586 PR tree-optimization/34677
2587 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2588 (poolify_tree): Likewise.
2589 (modify_expr_template): Likewise.
2590 (poolify_modify_stmt): Likewise.
2591 (insert_fake_stores): Handle all component-ref style stores
2592 in addition to INDIRECT_REF. Also handle complex types.
2593 Do not poolify the inserted load.
2594 (realify_fake_stores): Do not rebuild the tree but only
2595 make it a SSA_NAME copy.
2596 (init_pre): Remove initialzation of modify_expr_template.
2597 Do not allocate modify_expr_node_pool.
2598 (fini_pre): Do not free modify_expr_node_pool.
2600 2008-03-10 Paul Brook <paul@codesourcery.com>
2602 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2605 2008-03-10 Paul Brook <paul@codesourcery.com>
2606 Mark Shinwell <shinwell@codesourcery.com>
2608 * config/arm/cortex-r4.md: New.
2609 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2611 * config/arm/arm.md: Include cortex-r4.md.
2612 (insn): Add smmls, sdiv and udiv values.
2613 (generic_sched): Don't use generic scheduling for Cortex-R4.
2614 (arm_issue_rate): New function.
2615 (TARGET_SCHED_ISSUE_RATE): Define.
2617 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2619 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2621 2008-03-10 Richard Guenther <rguenther@suse.de>
2623 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2624 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2626 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2628 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2629 Set default to true.
2631 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2633 * c.opt (Wsynth): Deprecate.
2634 * doc/invoke.texi (Option Summary, Warning Options): Document
2635 -Wno-format-contains-nul.
2637 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2640 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2641 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2643 2008-03-09 Ira Rosen <irar@il.ibm.com>
2645 * config/rs6000/rs6000.c (builtin_description): Rename vector
2646 left shift operations.
2647 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2648 (altivec_vsl<VI_char>): Rename to ...
2649 (ashl<mode>3): ... new name.
2650 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2652 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2654 2008-03-08 Richard Guenther <rguenther@suse.de>
2656 * coverage.h (tree_coverage_counter_addr): Declare.
2657 * coverage.c (tree_coverage_counter_addr): New function.
2658 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2660 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2661 (tree_gen_one_value_profiler): Likewise.
2662 (tree_gen_ic_profiler): Likewise.
2663 (tree_gen_average_profiler): Likewise.
2664 (tree_gen_ior_profiler): Likewise.
2666 2008-03-08 Richard Guenther <rguenther@suse.de>
2668 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2669 (vn_binary_op_insert): Likewise.
2670 (vn_unary_op_lookup): Likewise.
2671 (vn_unary_op_insert): Likewise.
2672 (vn_nary_op_lookup): Declare.
2673 (vn_nary_op_insert): Likewise.
2674 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2675 and binary hashes, use a single obstack for unary_op_pool
2677 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2678 a single struct vn_nary_op_s. Store tree code length and
2679 a variable number of operands.
2680 (struct vn_reference_op_struct): Remove unused op2.
2681 (vn_reference_op_eq): Do not compare op2.
2682 (vn_reference_op_compute_hash): Do not compute hash of op2.
2683 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2684 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2685 with vn_nary_op_compute_hash.
2686 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2687 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2689 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2691 (visit_unary_op): Call nary functions.
2692 (visit_binary_op): Likewise.
2693 (process_scc): Adjust for struct vn_tables_s changes.
2694 (allocate_vn_table): Likewise.
2695 (free_vn_table): Likewise.
2696 * tree-vn.c (vn_add): Call nary functions.
2697 (vn_lookup): Likewise.
2699 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2702 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2703 wdst back after sync_compare_and_swapqhi_internal.
2705 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2708 * config/i386/i386-modes.def (V1DI): New vector mode.
2709 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2710 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2711 (MMXMODE248): Ditto.
2712 (MMXMODE): Add V1DI mode.
2713 (mmxvecsize): Change DI mode to V1DI mode.
2714 ("mov<mode>): Use MMXMODEI8 mode iterator.
2715 ("*mov<mode>_internal_rex64"): Ditto.
2716 ("*mov<mode>_internal"): Ditto.
2717 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2718 ("mmx_sub<mode>3"): Ditto.
2719 ("mmx_adddi3"): Remove insn pattern.
2720 ("mmx_subdi3"): Ditto.
2721 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2722 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2723 ("mmx_ashl<mode>3"): Ditto.
2724 ("mmx_lshrdi3"): Remove insn pattern.
2725 ("mmx_ashldi3"): Ditto.
2726 * config/i386/i386.c (classify_argument): Handle V1DImode.
2727 (function_arg_advance_32): Ditto.
2728 (function_arg_32): Ditto.
2729 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2730 mmx_addv1di3 insn pattern.
2731 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2732 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2733 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2734 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2735 Remove definitions of built-in functions.
2736 (V1DI_type_node): New node.
2737 (v1di_ftype_v1di_int): Ditto.
2738 (v1di_ftype_v1di_v1di): Ditto.
2739 (v2si_ftype_v2si_si): Ditto.
2740 (v4hi_ftype_v4hi_di): Remove node.
2741 (v2si_ftype_v2si_di): Ditto.
2742 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2743 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2744 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2745 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2746 Add new builtins using def_builtin_const.
2747 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2748 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2749 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2750 * config/i386/mmintrin.h (__v1di): New typedef.
2751 (_mm_add_si64): Cast arguments to __v1di type.
2752 (_mm_sub_si64): Ditto.
2753 (_mm_sll_pi16): Cast __count to __v4hi type.
2754 (_mm_sll_pi32): Cast __count to __v2si type.
2755 (_mm_sll_si64): Cast arguments to __v1di type.
2756 (_mm_srl_pi16): Cast __count to __v4hi type.
2757 (_mm_srl_pi32): Cast __count to __v2si type.
2758 (_mm_srl_si64): Cast arguments to __v1di type.
2759 (_mm_sra_pi16): Cast __count to __v4hi type.
2760 (_mm_sra_pi32): Cast __count to __v2si type.
2761 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2762 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2763 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2764 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2765 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2766 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2767 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2768 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2769 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2770 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2771 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2772 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2774 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2776 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2778 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2781 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2782 reg+const addressing for Altivec modes. Don't generate reg+reg
2783 addressing for TFmode or TDmode quantities.
2785 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2787 * c-common.c (vector_types_convertible_p): Call langhook
2788 instead of comptypes.
2790 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2793 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2794 integral and scalar float variables which have a
2797 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2799 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2800 dwarf_register_span hook when emitting unwind information for
2801 register-to-memory saves.
2802 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2803 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2805 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2807 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2808 for the same VAR_DECL.
2810 2008-03-06 Tom Tromey <tromey@redhat.com>
2813 * doc/standards.texi (Standards): Don't mention treelang.
2814 * doc/invoke.texi (Overall Options): Don't mention treelang.
2815 * doc/install.texi (Prerequisites): Don't mention bison or
2817 (Configuration): Don't mention treelang.
2818 (Building): Likewise.
2819 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2821 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2823 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2824 word-extractions out of a multi-word object.
2826 2008-03-06 Richard Guenther <rguenther@suse.de>
2828 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2829 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2830 result type and precision.
2831 * expr.c (get_inner_reference): Set unsignedp based on the result
2832 type of BIT_FIELD_REF.
2833 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2834 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2835 (try_instantiate_multiple_fields): Likewise. Use the correct type
2837 (sra_build_assignment): Likewise.
2838 (sra_build_elt_assignment): Likewise.
2839 (sra_explode_bitfield_assignment): Likewise.
2840 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2841 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2842 set BIT_FIELD_REF_UNSIGNED.
2843 (vectorizable_load): Likewise.
2845 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2847 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2850 2008-03-06 Richard Guenther <rguenther@suse.de>
2852 * alias.c (struct alias_set_entry): Move has_zero_child field
2853 to pack with alias_set.
2855 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2857 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2860 2008-03-05 Ian Lance Taylor <iant@google.com>
2862 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2864 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2866 * fwprop.c (update_df): Support width and offset parameters of
2868 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2869 global_conflicts): Change DF_REF_EXTRACT to either
2870 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2871 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2872 * df-scan.c (df_ref_record, df_defs_record,
2873 df_ref_create_structure, df_def_record_1, df_uses_record,
2874 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2875 df_bb_refs_collect, df_entry_block_defs_collect,
2876 df_exit_block_uses_collect): Support new width and offset fields.
2877 (ref_extract_pool): New storage pool.
2878 (df_free_ref): New function.
2879 (df_reg_chain_unlink, df_free_collection_rec,
2880 df_sort_and_compress_refs): Call df_free_ref.
2881 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2883 (df_ref_create_structure): Allocate df_ref_extract if offset and
2884 width fields are used.
2885 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2886 (df_uses_record): Get offset and width from ZERO_EXTRACT
2888 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2889 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2890 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2891 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2892 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2893 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2894 (df_ref_extract): New structure.
2895 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2896 (df_ref_create): Add width and offset parameters.
2898 2008-03-05 Richard Guenther <rguenther@suse.de>
2900 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2901 Use ranges_overlap_p.
2902 (offset_overlaps_with_access): Rename
2903 to ranges_overlap_p and move ...
2904 * tree-flow-inline.h (ranges_overlap_p): ... here.
2906 * tree.h (get_inner_reference, handled_component_p): Update
2909 * tree.h (record_component_aliases, get_alias_set,
2910 alias_sets_conflict_p, alias_sets_must_conflict_p,
2911 objects_must_conflict_p): Move declarations ...
2912 * alias.h (record_component_aliases, get_alias_set,
2913 alias_sets_conflict_p, alias_sets_must_conflict_p,
2914 objects_must_conflict_p): ... here.
2915 Include coretypes.h.
2916 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2918 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2920 * cfg.c: Include tree-flow.h.
2921 (remove_edge_raw): Call redirect_edge_var_map_clear.
2922 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2923 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2924 (redirect_edge_var_map_result): New.
2925 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2926 PENDING_STMT use with redirect_edge_var_map_*.
2927 * tree-ssa.c (edge_var_maps): New definition.
2928 (redirect_edge_var_map_add): New.
2929 (redirect_edge_var_map_clear): New.
2930 (redirect_edge_var_map_dup): New.
2931 (redirect_edge_var_map_vector): New.
2932 (redirect_edge_var_map_destroy): New.
2933 (ssa_redirect_edge): Replace PENDING_STMT use with
2934 redirect_edge_var_map_*.
2935 (flush_pending_stmts): Same.
2936 (delete_tree_ssa): Destroy edge var map.
2937 * tree-flow.h (struct _edge_var_map): New.
2938 Define edge_var_map vector type.
2939 Declare redirect_edge_var_map_* prototypes.
2940 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2941 * tree-cfg.c (reinstall_phi_args): Replace
2942 PENDING_STMT use with redirect_edge_var_map_*.
2944 2008-03-05 Richard Guenther <rguenther@suse.de>
2946 PR tree-optimization/35472
2947 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2948 whose single use_stmt has a overlapping set of loaded and
2949 stored symbols as that use_stmt might be a noop assignment then.
2951 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2953 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2955 2008-03-05 Richard Guenther <rguenther@suse.de>
2958 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2959 should be constants.
2960 * tree-cfg.c (verify_expr): Verify it.
2961 * fold-const.c (fold_truthop): Remove code generating
2962 BIT_FIELD_REFs of structure bases.
2963 (fold_binary): Likewise.
2964 (fold_ternary): Position and size of BIT_FIELD_REFs are
2965 always host integers.
2966 (make_bit_field_ref): Remove.
2967 (optimize_bit_field_compare): Remove.
2968 (all_ones_mask_p): Remove.
2970 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2973 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2974 (split_block_and_df_analyze): New. Split basic block and rebuild
2976 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2978 (split_pattern_seq): Likewise.
2979 (erase_matching_seqs): Likewise.
2980 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2982 2008-03-04 Geoff Keating <geoffk@apple.com>
2984 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2985 declaration and code.
2986 (tree_invalid_nonnegative_warnv_p): Likewise.
2988 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2990 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2991 examples. Truncate option-names then causing overfull hbox.
2993 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2996 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2998 * configure: Rebuilt.
3000 2008-03-04 Rafael Espindola <espindola@google.com>
3002 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3003 (tree_unary_nonnegative_warnv_p): New.
3004 (tree_binary_nonnegative_warnv_p): New.
3005 (tree_single_nonnegative_warnv_p): New.
3006 (tree_invalid_nonnegative_warnv_p): New.
3007 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3009 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3012 * opts.c (handle_option): Postpone 'unknown option' errors only for
3015 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3018 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3021 2008-03-04 Rafael Espindola <espindola@google.com>
3023 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3024 (tree_binary_nonzero_warnv_p): New.
3025 (tree_single_nonzero_warnv_p): New.
3026 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3028 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3031 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3032 transformations for modes that have signed zeros.
3033 * ifcvt.c (noce_try_abs): Ditto.
3035 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3037 * config/i386/i386.c (override_options): Force
3038 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3040 2008-03-04 Jan Hubicka <jh@suse.cz>
3043 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3046 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3048 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3049 label to probe the stack.
3051 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3053 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3054 (__gthr_win32_mutex_destroy): Declare.
3055 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3056 __gthr_win32_mutex_destroy.
3057 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3059 2008-03-03 Jan Hubicka <jh@suse.cz>
3062 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3063 aggressive on inlining cold calls.
3065 2008-03-03 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3068 struct copies into the expression table.
3069 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3070 (try_to_simplify): Likewise.
3071 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3072 integral and pointer arguments which do not change the
3073 precision to NOP_EXPRs.
3074 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3075 VIEW_CONVERT_EXPR case.
3077 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3079 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3080 defined in a loop at depth 0 is invariant.
3081 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3082 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3083 be called at loop depth 0.
3085 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3088 * gcc.c (process_command): Update copyright notice dates.
3089 * gcov.c (print_version): Likewise.
3090 * gcov-dump.c (print_version): Likewise.
3091 * mips-tfile.c (main): Likewise.
3092 * mips-tdump.c (main): Likewise.
3094 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3097 * c-common.c (flag_permissive): Delete.
3098 (constant_expression_warnings): Check flags first.
3099 (constant_expression_error): New.
3100 * c-common.h (flag_permissive): Delete.
3101 (constant_expression_error): Declare.
3102 * flags.h (flag_permissive): Declare. Update description.
3103 * diagnostic.c (pedwarn): Update.
3105 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3106 (permissive_error_kind): New.
3107 * toplev.c (flag_permissive): Define. Update description.
3108 * toplev.h (permissive_error_kind): Declare.
3109 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3110 (pedwarn_c90): Use pedantic_warning_kind.
3111 * c-opts.c (c_common_post_options): flag_permissive does not affect
3112 flag_pedantic_errors.
3114 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3116 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3117 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3118 __absvsi2, __absvDI2): Use unsigned arithmetic.
3120 2008-03-02 Andi Kleen <ak@suse.de>
3121 Richard Guenther <rguenther@suse.de>
3123 * struct-equiv.c: Remove file.
3124 * cfg_cleanup.c (condjump_equiv_p): Remove.
3125 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3126 (struct-equiv.o): Remove rule.
3127 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3128 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3129 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3131 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3133 * ifcvt.c (noce_process_if_block): Try to handle only the then
3134 block if the else block exists but isn't suitable.
3136 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3139 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3140 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3141 regression from previous patch.
3143 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3146 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3148 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3149 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3150 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3151 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3152 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3153 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3154 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3155 (__gthread_mutex_destroy_function): Rename to
3156 __gthread_mutex_destroy.
3157 * gthr-dce.h (__gthread_mutex_destroy): Call
3158 pthread_mutex_destroy.
3159 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3160 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3161 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3163 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3165 * df-scan.c (df_ref_chain_change_bb): Simplify.
3166 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3167 set_block_for_insn if there's any change.
3168 * df.h ((df_insn_change_bb): Fix prototype.
3169 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3170 df_insn_change_bb, don't call set_block_for_insn.
3171 * emit-rtl.c (reorder_insns): Likewise.
3172 * haifa-sched.c (move_insn): Likewise.
3174 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3176 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3178 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3180 * tree-flow-inline.h (next_readonly_imm_use): Return
3181 NULL_USE_OPERAND_P after the end.
3183 2008-03-01 Richard Guenther <rguenther@suse.de>
3185 PR tree-optimization/35411
3186 * tree-sra.c (sra_build_assignment): Split conversion to
3187 final type to a separate statement if we are not assigning
3190 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3192 * fold-const.c (fold_convertible_p): Correct the logic to follow
3193 that in fold_convert().
3195 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3198 * tree-inline.c (build_duplicate_type): When we make a
3199 duplicate type, make it unique in the canonical types system.
3201 2008-02-29 Tom Tromey <tromey@redhat.com>
3203 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3204 input_file_stack_history, input_file_stack_restored): Remove.
3205 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3206 * input.h (struct file_stack): Remove.
3207 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3208 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3210 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3212 (diagnostic_last_module_changed): Add 'map' argument.
3213 (diagnostic_set_last_function): Likewise.
3214 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3215 line map, not input_file_stack.
3216 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3218 2008-02-29 Paul Brook <paul@codesourcery.com>
3220 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3222 2008-02-29 Paul Brook <paul@codesourcery.com>
3224 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3226 2008-02-29 Richard Guenther <rguenther@suse.de>
3228 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3230 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3231 value for comparing for a store match.
3232 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3233 (try_to_simplify): Do not do a full-blown reference lookup.
3235 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3237 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3238 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3240 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3242 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3244 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3245 strides against cache sizes.
3247 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3249 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3252 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3254 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3255 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3256 is smaller than the original promoted value.
3257 (simplify_subreg): If OP is a SUBREG, try to preserve its
3258 SUBREG_PROMOTED_VAR_P information.
3260 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3262 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3263 (VN_INFO_GET): Allocate new objects on the obstack.
3264 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3265 for rpo_numbers_temp, for consistency.
3266 (free_scc_vn): Free the obstack.
3268 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3270 * doc/invoke.texi: Document -ftree-loop-distribution.
3271 * tree-loop-distribution.c: New.
3272 * tree-pass.h (pass_loop_distribution): New.
3273 * graphds.h (struct graph): Add htab_t indices.
3274 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3275 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3276 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3277 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3278 * tree-data-ref.c (debug_data_dependence_relations): New.
3279 (dump_data_dependence_relation): Also print data references.
3280 (free_data_ref): Extern.
3281 (same_access_functions): Moved...
3282 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3283 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3284 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3285 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3286 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3287 (stmts_from_loop): Skip LABEL_EXPR.
3288 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3290 (build_rdg): Initialize rdg->indices htab.
3291 (free_rdg, stores_from_loop, ref_base_address,
3292 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3293 have_similar_memory_accesses_1, ref_base_address_1,
3294 remove_similar_memory_refs): New.
3295 * tree-data-ref.h: Depend on tree-chrec.h.
3296 (debug_data_dependence_relations, free_data_ref): Declared.
3297 (same_access_functions): ... here.
3298 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3300 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3301 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3302 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3303 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3304 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3305 rdg_vertex_for_stmt): Declared.
3306 (struct rdg_edge): Add level.
3308 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3309 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3311 (rdg_has_similar_memory_accesses): New.
3312 * tree-vect-analyze.c: Remove unused static decls.
3313 * lambda.h (dependence_level): New.
3314 * common.opt (ftree-loop-distribution): New.
3315 * tree-flow.h (mark_virtual_ops_in_bb,
3316 slpeel_tree_duplicate_loop_to_edge_cfg,
3317 rename_variables_in_loop): Declared.
3318 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3319 (OBJS-common): Add tree-loop-distribution.o.
3320 (tree-loop-distribution.o): New rule.
3321 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3322 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3323 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3325 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3328 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3329 other than structures and unions.
3331 2008-02-28 Richard Guenther <rguenther@suse.de>
3334 2008-02-26 Richard Guenther <rguenther@suse.de>
3336 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3337 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3338 (lookup_decl_from_uid): Declare.
3339 (remove_decl_from_map): Likewise.
3340 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3341 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3342 (decl_for_uid_map): New global hashtable mapping DECL_UID
3344 (init_ttree): Allocate it.
3345 (insert_decl_to_uid_decl_map): New helper function.
3346 (make_node_stat): Insert new decls into the map.
3347 (copy_node_stat): Likewise.
3348 (lookup_decl_from_uid): New function.
3349 (remove_decl_from_map): Likewise.
3350 (print_decl_for_uid_map_statistics): New helper.
3351 (dump_tree_statistics): Call it.
3353 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3354 (referenced_var_iterator): Adjust.
3355 (FOR_EACH_REFERENCED_VAR): Adjust.
3356 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3357 (num_referenced_vars): Adjust.
3358 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3359 (first_referenced_var): Remove.
3360 (end_referenced_vars_p): Likewise.
3361 (next_referenced_var): Likewise.
3362 (referenced_var_iterator_set): New helper function.
3363 * tree-dfa.c (referenced_var_lookup): Adjust.
3364 (referenced_var_check_and_insert): Likewise.
3365 (remove_referenced_var): Likewise.
3366 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3367 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3368 (verify_call_clobbering): Likewise.
3369 (verify_memory_partitions): Likewise.
3370 (init_tree_ssa): Allocate bitmap instead of hashtable for
3372 (delete_tree_ssa): Adjust.
3373 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3374 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3375 (compute_tag_properties): Likewise.
3376 (set_initial_properties): Likewise.
3377 (find_partition_for): Likewise.
3378 (update_reference_counts): Likewise.
3379 (dump_may_aliases_for): Likewise.
3380 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3381 (add_call_clobber_ops): Likewise.
3382 (add_call_read_ops): Likewise.
3383 (get_asm_expr_operands): Likewise.
3384 * tree-into-ssa.c (dump_decl_set): Likewise.
3385 (update_ssa): Likewise.
3386 * tree-sra.c (scan_function): Likewise.
3387 (decide_instantiations): Likewise.
3388 (scalarize_parms): Likewise.
3389 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3390 (dsa_named_for): Likewise.
3391 * tree-ssa-structalias.c (update_alias_info): Likewise.
3392 (merge_smts_into): Likewise.
3394 2008-02-27 David Daney <ddaney@avtrex.com>
3397 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3398 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3399 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3400 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3401 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3403 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3406 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3407 (BUILT_IN_NEXTTOWARD): Remove.
3408 (BUILT_IN_NEXTTOWARDF): Ditto.
3409 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3410 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3412 2008-02-27 Tom Tromey <tromey@redhat.com>
3414 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3415 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3417 2008-02-27 Jan Beulich <jbeulich@novell.com>
3419 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3420 update the respective field on newdecl.
3422 2008-02-27 Revital Eres <eres@il.ibm.com>
3424 PR rtl-optimization/34999
3425 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3426 crossing edges that ends with a call insn.
3427 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3428 call insn and clear the EDGE_CROSSING flag of the crossing edge
3429 when fixing fallthru edges.
3431 2008-02-27 Richard Guenther <rguenther@suse.de>
3434 * fold-const.c (fold_unary): Return the correct argument,
3435 converted to the result type.
3437 2008-02-27 Richard Guenther <rguenther@suse.de>
3440 * expr.c (expand_expr_real_1): Assert on rotates that operate
3442 * fold-const.c (fold_binary): Use the types precision, not the
3443 bitsize of the mode if folding rotate expressions. Build rotates
3444 only for full modes.
3446 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3448 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3450 * c-pragma.c (pragma_ns_name): New typedef.
3451 (registered_pp_pragmas): New variable.
3452 (c_pp_lookup_pragma): New function.
3453 (c_register_pragma_1): If flag_preprocess_only, do nothing
3454 for non-expanded pragmas, for expanded ones push pragma's
3455 namespace and name into registered_pp_pragmas vector.
3456 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3457 flag_preprocess_only, don't register GCC pch_preprocess
3458 pragma if flag_preprocess_only.
3459 * c-opts.c (c_common_init): Call init_pragma even if
3460 flag_preprocess_only.
3461 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3462 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3463 cpp_register_pragma if flag_preprocess_only.
3465 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3468 * c-parser.c (c_parser_translation_unit): Warn for empty
3469 translation unit, not empty source file.
3471 2008-02-26 Paul Brook <paul@codesourcery.com>
3473 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3474 operand for Thumb-2.
3475 * config/arm/arm.h (reg_class): Add CORE_REGS.
3476 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3477 (BASE_REG_CLASS): Use CORE_REGS.
3478 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3479 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3480 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3481 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3482 ARM_REGNO_OK_FOR_INDEX_P.
3483 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3484 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3485 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3486 (ldm/stm peepholes): Ditto.
3487 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3488 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3489 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3490 * config/arm/constraints.md: Enable "k" constraint on ARM.
3492 2008-02-27 Ben Elliston <bje@au.ibm.com>
3494 * config/rs6000/rs6000.c: Annotate cache line size field in all
3495 instances of struct processor_costs.
3497 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3499 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3500 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3501 jump_bypass): New counters.
3502 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3503 * dce.c (gate_ud_dce): Same.
3504 (gate_fast_dce): Same.
3505 * dse.c (gate_dse1): New function.
3506 (gate_dse2): New function.
3507 (gate_dse): Merge results of new gate functions.
3508 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3509 (gate_handle_jump_bypass): Add dbg_cnt.
3510 (gate_handle_gcse): Add dbg_cnt.
3511 * ifcvt.c (gate_handle_if_conversion): Same.
3512 (gate_handle_if_after_combine): Same.
3513 (gate_handle_if_after_reload): Same.
3514 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3516 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3518 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3520 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3522 2008-02-26 Jason Merrill <jason@redhat.com>
3525 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3526 alone if it's the naming decl for the type's main variant.
3528 2008-02-26 Tom Tromey <tromey@redhat.com>
3530 * system.h (USE_MAPPED_LOCATION): Poison.
3531 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3532 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3533 (make_goto_expr_edges): Likewise.
3534 (remove_bb): Likewise.
3535 (execute_warn_function_return): Likewise.
3536 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3538 * c-common.c (fname_decl): Remove old location code.
3539 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3541 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3543 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3544 (gen_rtx_ASM_INPUT): Likewise.
3545 (gen_rtx_ASM_INPUT_loc): Likewise.
3546 (get_rtx_asm_OPERANDS): Remove.
3547 * cfglayout.c (insn_locators_alloc): Remove old location code.
3548 (set_curr_insn_source_location): Likewise.
3549 (curr_insn_locator): Likewise.
3550 * print-tree.c (print_node): Remove old location code.
3551 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3552 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3553 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3554 location_from_locus.
3555 (construct_exit_block): Remove old location code.
3556 * emit-rtl.c (force_next_line_note): Remove old location code.
3557 * profile.c (branch_prob): Remove old location code.
3558 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3559 LOC_LINE): Remove old-location variants.
3560 * langhooks.c (lhd_print_error_function): Remove old location
3562 * configure, config.in: Rebuilt.
3563 * configure.ac (--enable-mapped-location): Remove.
3564 * c-decl.c (c_init_decl_processing): Remove old location code.
3565 (finish_function): Likewise.
3566 * recog.c (decode_asm_operands): Remove old location code.
3567 * c-pch.c (c_common_read_pch): Remove old location code.
3568 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3570 * gimple-low.c (lower_function_body): Remove old location code.
3571 * toplev.c (unknown_location): Remove.
3572 (push_srcloc): Remove old-location variant.
3573 (process_options): Remove old location code.
3574 (lang_dependent_init): Likewise.
3575 * input.h (UNKNOWN_LOCATION): Move definition.
3576 (location_t): Undeprecate.
3577 (source_locus): Remove.
3578 (location_from_locus): Remove.
3579 (struct location_s): Remove.
3580 Remove all old-location code.
3581 (input_line, input_filename): Remove.
3582 * final.c (final_scan_insn): Remove old location code.
3583 * diagnostic.c (diagnostic_build_prefix): Remove
3584 USE_MAPPED_LOCATION test.
3585 * tree.h (gimple_stmt) <locus>: Now a location_t.
3586 (tree_exp) <locus>: Likewise.
3587 (DECL_IS_BUILTIN): Remove old-location variant.
3588 (annotate_with_file_line, annotate_with_locus): Likewise.
3589 (expr_locus, set_expr_locus): Update.
3590 * tree.c (build1_stat): Remove old location code.
3591 (last_annotated_node): Remove.
3592 (annotate_with_file_line): Remove old-location variant.
3593 (annotate_with_locus): Likewise.
3594 (expr_location): Remove old location code.
3595 (set_expr_location): Likewise.
3596 (expr_has_location): Likewise.
3597 (expr_locus): Likewise.
3598 (set_expr_locus): Likewise.
3599 (expr_filename): Don't use location_from_locus.
3600 (expr_lineno): Likewise.
3601 * rtl-error.c (location_for_asm): Remove old location code.
3602 * c-lex.c (cb_line_change): Remove old location code.
3603 (fe_file_change): Likewise.
3604 (cb_def_pragma): Likewise.
3605 (c_lex_with_flags): Likewise.
3606 * gengtype.c (do_typedef): Don't special-case location types.
3607 (define_location_structures): Remove.
3608 (main): Don't call define_location_structures.
3609 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3612 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3615 * builtins.def (BUILT_IN_STDARG_START): Remove.
3616 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3617 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3618 * tree-inline.c (inline_forbidden_p_1): Likewise.
3620 2008-02-26 Richard Guenther <rguenther@suse.de>
3622 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3623 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3624 (lookup_decl_from_uid): Declare.
3625 (remove_decl_from_map): Likewise.
3626 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3627 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3628 (decl_for_uid_map): New global hashtable mapping DECL_UID
3630 (init_ttree): Allocate it.
3631 (insert_decl_to_uid_decl_map): New helper function.
3632 (make_node_stat): Insert new decls into the map.
3633 (copy_node_stat): Likewise.
3634 (lookup_decl_from_uid): New function.
3635 (remove_decl_from_map): Likewise.
3636 (print_decl_for_uid_map_statistics): New helper.
3637 (dump_tree_statistics): Call it.
3639 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3640 (referenced_var_iterator): Adjust.
3641 (FOR_EACH_REFERENCED_VAR): Adjust.
3642 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3643 (num_referenced_vars): Adjust.
3644 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3645 (first_referenced_var): Remove.
3646 (end_referenced_vars_p): Likewise.
3647 (next_referenced_var): Likewise.
3648 (referenced_var_iterator_set): New helper function.
3649 * tree-dfa.c (referenced_var_lookup): Adjust.
3650 (referenced_var_check_and_insert): Likewise.
3651 (remove_referenced_var): Likewise.
3652 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3653 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3654 (verify_call_clobbering): Likewise.
3655 (verify_memory_partitions): Likewise.
3656 (init_tree_ssa): Allocate bitmap instead of hashtable for
3658 (delete_tree_ssa): Adjust.
3659 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3660 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3661 (compute_tag_properties): Likewise.
3662 (set_initial_properties): Likewise.
3663 (find_partition_for): Likewise.
3664 (update_reference_counts): Likewise.
3665 (dump_may_aliases_for): Likewise.
3666 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3667 (add_call_clobber_ops): Likewise.
3668 (add_call_read_ops): Likewise.
3669 (get_asm_expr_operands): Likewise.
3670 * tree-into-ssa.c (dump_decl_set): Likewise.
3671 (update_ssa): Likewise.
3672 * tree-sra.c (scan_function): Likewise.
3673 (decide_instantiations): Likewise.
3674 (scalarize_parms): Likewise.
3675 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3676 (dsa_named_for): Likewise.
3677 * tree-ssa-structalias.c (update_alias_info): Likewise.
3678 (merge_smts_into): Likewise.
3680 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3683 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3684 * c-opts.c (c_common_handle_option): Wall enables
3685 Wvolatile-register-var.
3686 * common.opt: Move Wvolatile-register-var to...
3689 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3691 * common.opt (Wlarger-than=): New.
3692 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3694 * opts.c (common_handle_option): Handle -Wlarger-than=.
3695 * optc-gen.awk: Likewise.
3696 * opth-gen.awk: Likewise.
3697 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3698 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3700 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3702 * c-common.c (match_case_to_enum_1): Add appropriate
3703 OPT_W* parameter to warning.
3704 (c_do_switch_warnings): Likewise.
3705 * c-typeck.c (warning_init): Add one more parameter following
3707 (push_init_level): Update call to warning_init.
3708 (pop_init_level): Likewise.
3709 (add_pending_init): Likewise.
3710 (output_init_element: Likewise.
3712 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3715 * toplev.c (toplev_main): If there are warnings or error, print
3716 errors for ignored options.
3717 * opts.c (ignored_options): New static variable.
3718 (postpone_unknown_option_error): New.
3719 (print_ignored_options): New.
3720 (handle_option): Postpone errors for unknown -Wno-* options.
3721 * opts.h (print_ignored_options): Declare.
3723 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3725 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3728 2008-02-25 Richard Guenther <rguenther@suse.de>
3731 2008-02-25 Richard Guenther <rguenther@suse.de>
3733 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3734 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3735 (lookup_decl_from_uid): Declare.
3736 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3737 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3738 (decl_for_uid_map): New global hashtable mapping DECL_UID
3740 (init_ttree): Allocate it.
3741 (insert_decl_to_uid_decl_map): New helper function.
3742 (make_node_stat): Insert new decls into the map.
3743 (copy_node_stat): Likewise.
3744 (lookup_decl_from_uid): New function.
3745 (print_decl_for_uid_map_statistics): New helper.
3746 (dump_tree_statistics): Call it.
3748 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3749 (referenced_var_iterator): Adjust.
3750 (FOR_EACH_REFERENCED_VAR): Adjust.
3751 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3752 (num_referenced_vars): Adjust.
3753 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3754 (first_referenced_var): Remove.
3755 (end_referenced_vars_p): Likewise.
3756 (next_referenced_var): Likewise.
3757 (referenced_var_iterator_set): New helper function.
3758 * tree-dfa.c (referenced_var_lookup): Adjust.
3759 (referenced_var_check_and_insert): Likewise.
3760 (remove_referenced_var): Likewise.
3761 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3762 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3763 (verify_call_clobbering): Likewise.
3764 (verify_memory_partitions): Likewise.
3765 (init_tree_ssa): Allocate bitmap instead of hashtable for
3767 (delete_tree_ssa): Adjust.
3768 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3769 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3770 (compute_tag_properties): Likewise.
3771 (set_initial_properties): Likewise.
3772 (find_partition_for): Likewise.
3773 (update_reference_counts): Likewise.
3774 (dump_may_aliases_for): Likewise.
3775 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3776 (add_call_clobber_ops): Likewise.
3777 (add_call_read_ops): Likewise.
3778 (get_asm_expr_operands): Likewise.
3779 * tree-into-ssa.c (dump_decl_set): Likewise.
3780 (update_ssa): Likewise.
3781 * tree-sra.c (scan_function): Likewise.
3782 (decide_instantiations): Likewise.
3783 (scalarize_parms): Likewise.
3784 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3785 (dsa_named_for): Likewise.
3786 * tree-ssa-structalias.c (update_alias_info): Likewise.
3787 (merge_smts_into): Likewise.
3789 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3792 * doc/invoke.texi (-fcx-limited-range): Document new option.
3793 * toplev.c (process_options): Handle -fcx-fortran-rules.
3794 * common.opt: Add documentation for -fcx-fortran-rules.
3796 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3799 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3800 actual behaviour and C99.
3802 2008-02-26 Ben Elliston <bje@au.ibm.com>
3804 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3805 (ASM_CPU_POWER6_SPEC): Likewise.
3806 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3807 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3808 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3810 2008-02-25 Richard Guenther <rguenther@suse.de>
3812 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3813 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3814 (lookup_decl_from_uid): Declare.
3815 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3816 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3817 (decl_for_uid_map): New global hashtable mapping DECL_UID
3819 (init_ttree): Allocate it.
3820 (insert_decl_to_uid_decl_map): New helper function.
3821 (make_node_stat): Insert new decls into the map.
3822 (copy_node_stat): Likewise.
3823 (lookup_decl_from_uid): New function.
3824 (print_decl_for_uid_map_statistics): New helper.
3825 (dump_tree_statistics): Call it.
3827 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3828 (referenced_var_iterator): Adjust.
3829 (FOR_EACH_REFERENCED_VAR): Adjust.
3830 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3831 (num_referenced_vars): Adjust.
3832 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3833 (first_referenced_var): Remove.
3834 (end_referenced_vars_p): Likewise.
3835 (next_referenced_var): Likewise.
3836 (referenced_var_iterator_set): New helper function.
3837 * tree-dfa.c (referenced_var_lookup): Adjust.
3838 (referenced_var_check_and_insert): Likewise.
3839 (remove_referenced_var): Likewise.
3840 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3841 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3842 (verify_call_clobbering): Likewise.
3843 (verify_memory_partitions): Likewise.
3844 (init_tree_ssa): Allocate bitmap instead of hashtable for
3846 (delete_tree_ssa): Adjust.
3847 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3848 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3849 (compute_tag_properties): Likewise.
3850 (set_initial_properties): Likewise.
3851 (find_partition_for): Likewise.
3852 (update_reference_counts): Likewise.
3853 (dump_may_aliases_for): Likewise.
3854 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3855 (add_call_clobber_ops): Likewise.
3856 (add_call_read_ops): Likewise.
3857 (get_asm_expr_operands): Likewise.
3858 * tree-into-ssa.c (dump_decl_set): Likewise.
3859 (update_ssa): Likewise.
3860 * tree-sra.c (scan_function): Likewise.
3861 (decide_instantiations): Likewise.
3862 (scalarize_parms): Likewise.
3863 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3864 (dsa_named_for): Likewise.
3865 * tree-ssa-structalias.c (update_alias_info): Likewise.
3866 (merge_smts_into): Likewise.
3868 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3871 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3872 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3873 * alias.h (nonoverlapping_memrefs_p): Likewise.
3875 2008-02-25 Jan Beulich <jbeulich@novell.com>
3877 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3878 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3879 __emultls_get_address, __emultls_register_common,
3880 __floatundi?f, and _Unwind_GetIPInfo.
3881 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3882 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3883 (gen_regparm_prefix): Likewise.
3884 (i386_nlm_encode_section_info): Sync with
3885 config/i386/winnt.c:i386_pe_encode_section_info().
3886 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3887 i386_nlm_mangle_decl_assembler_name): New.
3888 (netware_override_options): New.
3889 * config/i386/netware.h (netware_override_options): Declare.
3890 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3891 (i386_nlm_mangle_decl_assembler_name): Declare.
3892 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3894 2008-02-25 Ben Elliston <bje@au.ibm.com>
3897 * c-decl.c (grokdeclarator): Remove unused local variables
3898 `typedef_type' and `type_as_written'.
3900 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3901 unused local variable `has_hot_blocks'.
3902 (fix_crossing_conditional_branches): Remove unused local variable
3905 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3908 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3909 using DEF_C99_BUILTIN.
3910 (BUILT_IN_NANF): Ditto.
3911 (BUILT_IN_NANL): Ditto.
3913 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3914 Revital Eres <eres@il.ibm.com>
3916 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3917 regarding the order of two dependent insns in the same row.
3919 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3921 * stor-layout.c (layout_decl): Do not bump the alignment of a
3922 bit-field to more than byte alignment if it is packed.
3924 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3926 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3929 2008-02-24 Diego Novillo <dnovillo@google.com>
3931 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3934 * tree-vrp.c (vrp_evaluate_conditional): With
3935 -Wtype-limits, emit a warning when comparing against a
3936 constant outside the natural range of OP0's type.
3937 * c.opt (Wtype-limits): Move ...
3938 * common.opt (Wtype-limits): ... here.
3940 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3942 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3943 * config/rs6000/e300c2c3.md: New file.
3944 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3946 (rs6000_override_options): Add e300c2 and e300c3 cases to
3947 processor_target_table. Do not allow usage of Altivec or Spe
3948 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3949 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3950 * config/rs6000/rs6000.h (processor_type): Add
3951 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3952 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3953 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3954 and ppce300c3. Include e300c2c3.md.
3956 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3958 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3959 instead of TARGET_STRICT_ALIGN.
3961 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3963 * explow.c (memory_address): Assert that the generated address is
3966 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3969 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3970 * config/darwin-ppc-ldouble-patch.def: New file.
3971 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3972 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3973 SUBTARGET_INIT_BUILTINS if defined.
3974 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3977 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3980 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3981 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3983 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3986 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3987 file" warning condtional on -Winvalid-PCH.
3989 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3991 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3993 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3997 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3998 prevent reload from using MMX registers.
3999 (*mov<mode>_internal): Ditto.
4000 (*movv2sf_internal_rex64): Ditto.
4001 (*movv2sf_internal): Ditto.
4003 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4005 PR documentation/31569
4006 * doc/install.texi2html: Use makeinfo --no-number-sections.
4008 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4010 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4011 ensure that we can address an entire entity > 8 bytes. Don't
4012 generate reg+reg addressing for such data.
4014 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4016 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4017 strings when optimizing for size, unless the target cares about
4020 2008-02-22 Tom Tromey <tromey@redhat.com>
4022 * regclass.c (current_pass): Remove declaration.
4024 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4026 * config/avr/libgcc.S (__RAMPZ__): Define.
4027 (__do_copy_data): Add for devices with 128KB code memory.
4029 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4031 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4033 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4035 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4037 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4040 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4043 * c-typeck.c (build_binary_op): Warn about floating point
4044 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4046 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4049 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4050 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4052 (rs6000_override_options): Set altivec_abi as default, not override,
4053 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4054 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4055 is used; use new member spe_abi.
4056 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4057 spe_abi and altivec_abi.
4059 2008-02-22 Tomas Bily <tbily@suse.cz>
4061 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4063 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4066 * config.build (build_file_translate): Set to `CMD //c' only if
4068 * Makefile.in (build_file_translate): Improve comment.
4070 2008-02-21 Jan Hubicka <jh@suse.cz>
4072 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4073 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4074 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4076 2008-02-21 Michael Matz <matz@suse.de>
4079 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4081 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4084 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4086 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4087 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4088 SSE_VEC_FLOAT_MODE_P as insn constraint.
4089 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4090 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4091 sse4a_movntdf using MODEF mode iterator.
4092 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4093 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4094 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4095 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4096 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4097 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4098 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4100 2008-02-21 Richard Guenther <rguenther@suse.de>
4102 * tree.def (PAREN_EXPR): New tree code.
4103 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4105 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4106 * expr.c (expand_expr_real_1): Likewise.
4107 * tree-inline.c (estimate_num_insns_1): Likewise.
4108 * tree-complex.c (expand_complex_move): Likewise.
4109 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4112 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4115 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4117 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4120 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4122 * config/sh/sh.c (find_barrier): Don't go past
4123 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4125 2008-02-20 DJ Delorie <dj@redhat.com>
4127 * config/h8300/h8300.md (insv): Force source operand to be a register.
4129 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4130 as a jump, not as a plain insn.
4132 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4134 * doc/invoke.texi (Warning Options): Add new option
4135 -Wframe-larger-than=.
4136 (-Wframe-larger-than): Document.
4138 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4139 Add declarations for new option variables.
4141 * final.c (final_start_function): Check the frame size
4142 before emission and issue a Wframe-larger-than warning.
4144 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4145 Add definitions for new option variables.
4146 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4148 * common.opt (Wframe-larger-than=): New option.
4150 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4152 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4153 (<sse>_div<mode>3): Ditto.
4154 (<sse>_vmdiv<mode>3): Ditto.
4155 (<sse>_vmsqrt<mode>2): Ditto.
4156 (*smax<mode>3): Ditto.
4157 (sse5_frcz<mode>2): Ditto.
4158 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4161 2008-02-20 Richard Guenther <rguenther@suse.de>
4164 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4165 be happy with INTEGRAL_TYPE_P.
4167 2008-02-20 Richard Guenther <rguenther@suse.de>
4169 * fold-const.c (split_tree): Associate floatig-point expressions
4170 if flag_associative_math is set.
4172 2008-02-20 Richard Guenther <rguenther@suse.de>
4174 * tree.h (fold_real_zero_addition_p): Declare.
4175 * fold-const.c (fold_real_zero_addition_p): Export.
4176 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4177 floating-point operations with zero and one.
4179 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4181 * doc/install.texi: Correct references to CFLAGS, replacing them
4182 with BOOT_CFLAGS. Document flags used during bootstrap for
4185 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4187 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4188 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4189 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4191 (smin<mode>3): Ditto from similar patterns.
4192 (smax<mode>3): Ditto.
4193 (*ieee_smin<mode>3): Ditto.
4194 (*ieee_smax<mode>3): Ditto.
4195 * config/i386/sse.md (sse): New mode attribute.
4196 (mov<mode>): Macroize expander from movv4sf and movv2df using
4197 SSEMODEF2P mode iterator.
4198 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4199 SSE_VEC_FLOAT_MODE_P as insn constraint.
4200 (storent<mode>): Ditto.
4201 (storent<mode>): Macroize expander from storentsf and storentdf using
4202 MODEF mode iterator.
4203 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4204 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4205 (abs<mode>2): Ditto from similar patterns.
4206 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4207 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4208 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4209 (<sse>_vmsqrt<mode>2): Ditto.
4210 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4211 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4212 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4213 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4214 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4215 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4216 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4218 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4219 iterator and SSE_FLOAT_MODE_P as insn constraint.
4220 (<sse>_ucomi): Ditto from similar patterns.
4221 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4222 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4223 SSE_VEC_FLOAT_MODE_P as insn constraint.
4224 (vcond<mode>): Ditto from similar patterns.
4225 (and<mode>3, *and<mode>3): Ditto.
4226 (<sse>_nand<mode>3): Ditto.
4227 (ior<mode>3, *ior<mode>3): Ditto.
4228 (xor<mode>3, *xor<mode>3): Ditto.
4229 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4230 iterator and SSE_FLOAT_MODE_P as insn constraint.
4231 (*nand<mode>3): Ditto from similar patterns.
4232 (*ior<mode>3): Ditto.
4233 (*xor<mode>3): Ditto.
4235 2008-02-20 Ira Rosen <irar@il.ibm.com>
4237 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4238 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4239 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4241 2008-02-19 Jan Hubicka <jh@suse.cz>
4243 * predict.c (tree_bb_level_predictions): Remove variable next
4244 mistakely introduced by previous commit.
4246 2008-02-19 Jan Hubicka <jh@suse.cz>
4248 * predict.c (predict_paths_leading_to): Rewrite.
4249 (predict_paths_for_bb): New.
4250 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4252 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4255 * Makefile.in (build_file_translate): New.
4256 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4257 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4258 * configure.ac (build_file_translate): Substitute it.
4259 * configure: Regenerate.
4261 2008-02-19 Jan Hubicka <jh@suse.cz>
4263 PR rtl-optimization/34408
4264 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4267 2008-02-19 Jan Hubicka <jh@suse.cz>
4270 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4273 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4276 * config/i386/i386-modes.def: Revert the last DI alignment
4277 change until Ada people can look into it.
4279 2008-02-19 Nick Clifton <nickc@redhat.com>
4281 * opts.c (print_specific_help): Fix typo in --help text.
4283 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4286 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4287 32-bit inline asm without asm alternatives for host GCC < 3.0.
4289 2008-02-19 Richard Guenther <rguenther@suse.de>
4291 PR tree-optimization/34989
4292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4293 Allow propagation to INDIRECT_REF if we can simplify only.
4295 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4297 * c-common.c (warn_for_collisions_1): Use appropriate option when
4300 2008-02-19 Nick Clifton <nickc@redhat.com>
4303 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4304 (handle_options): Fix indentation.
4305 (print_filtered_help): If no language-specific options were
4306 displayed tell the user how to list all the options supported by
4307 the language's front-end.
4308 (print_specific_help): Fix indentation and remove duplicate line.
4309 (common_handle_option): Handle the -v option.
4310 For --help enable the display of undocumented options if the -v
4311 switch has been included on the command line.
4312 For --help= check for overlaps in the arguments between the option
4313 classes and the language names and issue a warning when they
4314 cannot be disambiguated.
4315 * c.opt (v): Pass on to the common option handler.
4317 2008-02-19 Revital Eres <eres@il.ibm.com>
4319 * modulo-sched.c (sms_schedule): Change dump message when
4320 create_ddg function fails.
4321 (try_scheduling_node_in_cycle): Rename row to cycle.
4322 (print_partial_schedule): Rename CYCLE to ROW.
4324 2008-02-19 Christian Bruel <christian.bruel@st.com>
4325 Zdenek Dvorak <ook@ucw.cz>
4327 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4329 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4333 (*x86_movdicc_0_m1_se): Ditto.
4335 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4337 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4338 (CMPtype): Define as __gcc_CMPtype.
4339 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4340 (CMPtype): Define as __gcc_CMPtype.
4342 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4344 Support valgrind 3.3 for --enable-checking=valgrind.
4345 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4347 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4348 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4349 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4350 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4351 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4352 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4353 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4355 * ggc-zone.c: Similar.
4356 * ggc-page.c: Similar.
4358 2008-02-19 Paul Brook <paul@codesourcery.com>
4361 * config/arm/ieee754-df.S: Fix do_it typo.
4362 * config/arm/ieee754-sf.S: Fix do_it typo.
4364 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4367 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4368 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4369 (OPTION_MASK_ISA_SSE_SET): Likewise.
4370 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4371 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4372 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4373 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4374 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4375 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4376 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4377 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4378 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4379 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4380 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4381 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4382 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4383 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4384 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4385 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4386 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4387 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4388 (OPTION_MASK_ISA_SSE4): Removed.
4389 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4390 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4391 (override_options): Don't turn on implied SSE/MMX bits in
4394 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4396 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4399 2008-02-18 Joey Ye <joey.ye@intel.com>
4402 * tree-nested.c (insert_field_into_struct): Set type alignment
4403 to field alignment if the former is less than the latter.
4405 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4407 * BASE-VER: Set to 4.4.0.
4409 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4411 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4412 * doc/cfg.texi: Likewise.
4413 * doc/extend.texi: Likewise.
4414 * doc/gty.texi: Likewise.
4415 * doc/invoke.texi: Likewise.
4416 * doc/loop.texi: Likewise.
4417 * doc/md.texi: Likewise.
4418 * doc/passes.texi: Likewise.
4419 * doc/rtl.texi: Likewise.
4420 * doc/sourcebuild.texi: Likewise.
4421 * doc/tm.texi: Likewise.
4422 * doc/tree-ssa.texi: Likewise.
4424 2008-02-17 Richard Guenther <rguenther@suse.de>
4427 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4428 without default definition.
4430 2008-02-17 Richard Guenther <rguenther@suse.de>
4432 PR tree-optimization/35231
4433 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4436 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4439 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4440 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4441 libgcc_cmp_return mode.
4443 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4446 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4448 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4450 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4453 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4455 * doc/c-tree.texi: Use `@.' where appropriate.
4456 * doc/extend.texi: Likewise.
4457 * doc/install.texi: Likewise.
4458 * doc/invoke.texi: Likewise.
4459 * doc/loop.texi: Likewise.
4460 * doc/makefile.texi: Likewise.
4461 * doc/md.texi: Likewise.
4462 * doc/passes.texi: Likewise.
4463 * doc/standards.texi: Likewise.
4464 * doc/tm.texi: Likewise.
4466 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4469 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4471 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4472 rather than in entry_bb.
4474 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4476 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4477 libgcc_cmp_return mode.
4479 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4482 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4483 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4485 2008-02-15 Richard Guenther <rguenther@suse.de>
4486 Zdenek Dvorak <ook@ucw.cz>
4488 PR tree-optimization/35164
4489 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4490 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4491 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4492 Only propagate addresses which do not have abnormal SSA_NAMEs
4495 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4498 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4500 2008-02-15 Jan Hubicka <jh@suse.cz>
4503 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4505 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4508 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4509 when calculating alignment_pad.
4511 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4513 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4514 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4515 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4516 and STACK_BOUNDARY define.
4518 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4520 PR preprocessor/35061
4521 * c-pragma.c (handle_pragma_pop_macro): Check that
4522 pushed_macro_table has been allocated.
4524 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4527 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4528 (force_gimple_operand): Likewise.
4529 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4530 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4531 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4532 (find_interesting_uses_address): Check addressability and alignment
4533 of the base expression only after substituting bases of IVs into it.
4535 2008-02-14 Michael Matz <matz@suse.de>
4538 * function.c (instantiate_virtual_regs_in_insn): Reload address
4539 before falling back to reloading the whole operand.
4541 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4543 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4544 before the first section switch note.
4546 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4548 * doc/bugreport.texi: Update copyright years.
4549 * doc/c-tree.texi: Likewise.
4550 * doc/cfg.texi: Likewise.
4551 * doc/cpp.texi: Likewise.
4552 * doc/cppinternals.texi: Likewise.
4553 * doc/fragments.texi: Likewise.
4554 * doc/frontends.texi: Likewise.
4555 * doc/gcc.texi: Likewise.
4556 * doc/gty.texi: Likewise.
4557 * doc/hostconfig.texi: Likewise.
4558 * doc/implement-c.texi: Likewise.
4559 * doc/libgcc.texi: Likewise.
4560 * doc/loop.texi: Likewise.
4561 * doc/makefile.texi: Likewise.
4562 * doc/options.texi: Likewise.
4563 * doc/passes.texi: Likewise.
4564 * doc/rtl.texi: Likewise.
4565 * doc/sourcebuild.texi: Likewise.
4566 * doc/standards.texi: Likewise.
4567 * doc/tree-ssa.texi: Likewise.
4568 * doc/trouble.texi: Likewise.
4570 * doc/extend.texi: Use @: or add comma where appropriate.
4571 * doc/invoke.texi: Likewise.
4572 * doc/tm.texi: Likewise.
4574 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4577 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4580 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4582 * doc/md.texi (clz, ctz): Add reference.
4583 * doc/rtl.texi (clz, ctz): Likewise.
4585 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4588 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4591 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4593 * config/s390/s390.c (struct constant_pool): New field
4594 emit_pool_after added.
4595 (s390_mainpool_start): Set the emit_pool_after flag according
4596 to the section switch notes.
4597 (s390_mainpool_finish): Consider emit_pool_after when emitting
4598 the literal pool at the end of the function.
4599 (s390_chunkify_start): Force literal pool splits at section
4602 2008-02-13 Michael Matz <matz@suse.de>
4605 * var-tracking.c (clobber_variable_part): Correctly traverse the
4608 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4611 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4612 Add -fdump-ipa-inline.
4613 * tree-dump.c (dump_files): Remove tree-inlined dump.
4614 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4616 2008-02-12 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/35171
4619 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4622 2008-02-12 Richard Guenther <rguenther@suse.de>
4625 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4626 value-preserving mode. Disallow final truncation.
4628 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4631 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4632 code from here to...
4633 (force_gimple_operand): ...here.
4635 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4638 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4639 non-compatible pointers.
4640 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4641 different FIELD_DECLs, try harder by comparing field offsets, sizes
4645 * function.c (match_asm_constraints_1): Don't replace the same input
4648 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4650 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4651 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4652 (expand_epilogue): Restore RAMPZ register.
4653 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4655 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4657 * config/i386/cygwin.asm: (__alloca): Correct calling
4658 convention and alignment.
4659 (__chkstk): Force 8 byte stack alignment.
4661 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4662 Richard Guenther <rguenther@suse.de>
4664 PR tree-optimization/33992
4665 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4666 the zero we compare against.
4668 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4671 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4672 to CloseHandle after unlocking to prevent accumulation of handle
4675 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4678 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4679 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4680 and update LABEL_NUSES during and after reload.
4682 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4685 * combine.c (simplify_if_then_else): Make sure the comparison is
4686 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4688 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4691 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4692 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4693 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4694 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4695 * tree.h (get_type_static_bounds): Likewise.
4697 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4699 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4700 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4701 Make -Wfoo language annotations match what the compiler outputs.
4703 2008-02-08 Sa Liu <saliu@de.ibm.com>
4705 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4706 intrinsics spu_convts, spu_convtu, spu_convtf.
4707 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4709 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4711 * doc/extend.texi (Function Attributes) <noinline>: Mention
4712 asm ("") as method to keep calls.
4714 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4717 * doc/options.texi (Options): Replace references to opts.sh with
4719 * opts-common.c: Likewise.
4720 * optc-gen.awk: Likewise.
4722 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4724 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4726 2008-02-07 Richard Henderson <rth@redhat.com>
4729 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4730 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4733 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4735 PR tree-optimization/35085
4736 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4737 for operand entry oe2 in addition to operand entry oe3 in order to
4738 expose more opportunities for vectorizer sum reduction.
4740 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4743 * Makefile.in (LIBS): Remove $(GMPLIBS).
4744 (cc1-dummy, cc1): Add $(GMPLIBS).
4746 2008-02-06 Jan Hubicka <jh@suse.cz>
4749 * i386.md (moddf_integer): Do not produce partial memory stalls for
4750 targets where it hurts.
4752 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4755 * optabs.c (expand_float): Do not check for decimal modes when
4756 expanding unsigned integer through signed conversion.
4758 2008-02-06 Nick Clifton <nickc@redhat.com>
4760 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4761 inside the clobber with a match_operand and duplicated operand
4762 number in the constraint.
4763 (ineqbranchsi): Delete redundant comment.
4765 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4767 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4768 builtin_define ("__USE_INIT_FINI__").
4769 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4771 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4773 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4775 PR documentation/30330
4776 * doc/invoke.texi (C++ Dialect Options)
4777 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4778 For each warning option -Wfoo that allows -Wno-foo, ensure both
4779 -Wfoo and -Wno-foo are listed in the option index. Fix index
4780 entry of -Wswitch-default, index -Wnormalized= including the
4781 `=', and -Wlarger-than-@var{len} including @var{len}.
4783 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4785 * config/i386/i386.md (floatunssisf2): Use
4786 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4787 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4788 Macroize expander using MODEF mode iterator.
4790 2008-02-05 Diego Novillo <dnovillo@google.com>
4792 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4795 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4797 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4800 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4802 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4805 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4806 to indicate if a message should be generated.
4807 (init_cumulative_args): Updated.
4808 (function_value_32): Likewise.
4810 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4812 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4814 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4817 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4818 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4820 2008-02-04 Diego Novillo <dnovillo@google.com>
4822 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4825 * tree-vrp.c (vrp_evaluate_conditional): With
4826 -Wtype-limits, emit a warning when comparing against a
4827 constant outside the natural range of OP0's type.
4829 2008-02-04 Richard Guenther <rguenther@suse.de>
4832 * expr.c (count_type_elements): Give for unions instead of
4835 2008-02-04 Richard Guenther <rguenther@suse.de>
4838 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4839 to TYPE_DOMAINs base type instead of using bitsizetype here.
4841 2008-02-03 Jason Merrill <jason@redhat.com>
4843 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4845 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4848 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4849 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4850 (RS/6000 and PowerPC Options): Fix typos and markup.
4851 * doc/passes.texi (Tree-SSA passes): Likewise.
4853 2008-02-02 Michael Matz <matz@suse.de>
4856 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4857 from record_last_reg_set_info.
4858 (record_last_reg_set_info): Take an RTX argument, iterate over all
4859 constituent hardregs.
4860 (record_last_set_info, record_opr_changes): Change calls to
4861 new signature or to record_last_reg_set_info_regno.
4863 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4865 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4867 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4869 PR rtl-optimization/34773
4870 * reg-notes.def (EQUAL): Mention significance of combination of
4871 REG_EQUAL and REG_RETVAL.
4872 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4873 insn that has a REG_RETVAL.
4875 2008-02-01 Roger Sayle <roger@eyesopen.com>
4878 * configure.ac (--enable-fixed-point): Disable unless explicitly
4880 * configure: Regenerate.
4882 2008-02-01 Richard Guenther <rguenther@suse.de>
4885 * invoke.texi (-finline-limit): Remove no longer true parts
4886 of the documentation. Note that there is no default value.
4888 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4889 Mark Mitchell <mark@codesourcery.com>
4890 Ben Elliston <bje@au.ibm.com>
4893 * doc/extend.texi (Other Builtins): Document.
4895 2008-01-31 Tom Browder <tom.browder@gmail.com>
4897 * doc/c-tree.texi (Types): Fix grammar.
4898 (Expression trees): Ditto.
4899 * doc/passes.texi (Tree-SSA passes): Ditto.
4901 * doc/configterms.texi (Configure Terms): Fix typo.
4902 * doc/cpp.texi (Common Predefined Macros): Ditto.
4903 * doc/md.texi (Machine Constraints): Ditto.
4905 * doc/makefile.texi (Makefile): Add comma.
4907 2008-01-31 Tom Browder <tom.browder@gmail.com>
4908 Gerald Pfeifer <gerald@pfeifer.com>
4910 * doc/sourcebuild.texi (Front End): Remove references to CVS
4911 and CVSROOT/modules.
4912 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4913 (Back End): Remove reference to CVS.
4915 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4918 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4920 (mips16_gp_pseudo_reg): ...here.
4921 * config/mips/mips.md (load_const_gp): Replace with...
4922 (load_const_gp_<mode>): ...this :P-based insn.
4924 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4926 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4927 options. Minor fixes.
4928 (-std): Move reference to standards closer to where language
4929 standards are first mentioned.
4931 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4933 PR rtl-optimization/34995
4934 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4935 parameter and return a bool. If the rtx parameter is nonnull,
4936 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4937 (find_reloads): Update call accordingly. Pass the new operand
4938 if it needed no address reloads, otherwise pass null.
4940 2008-01-30 Richard Henderson <rth@redhat.com>
4943 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4944 for unbounded arrays.
4946 2008-01-30 Silvius Rus <rus@google.com>
4948 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4950 2008-01-30 Jan Hubicka <jh@suse.cz>
4953 * i386.c (init_cumulative_args): Use real function declaration when
4956 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4958 PR rtl-optimization/34998
4959 * global.c (build_insn_chain): Treat non-subreg_lowpart
4960 SUBREGs of pseudos as clobbering all the words covered by the
4961 SUBREG, not just all the bytes.
4962 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4963 original df_ref rather than an extract parameter.
4964 (global_conflicts): Update call accordingly.
4966 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4968 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4969 the overflow check to make it easier to read.
4970 (__fixtfdi): Change the type of the ll member in union
4971 long_double to UDItype_x.
4973 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4976 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4977 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4978 * tree-inline.c (fold_marked_statements): Call
4979 cgraph_update_edges_for_call_stmt if folding a call statement.
4980 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4981 debug_generic_stmt calls, reset it back afterwards.
4984 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4986 * c-typeck.c (build_external_ref): Don't pedwarn about
4987 static vars in current function's scope.
4989 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4991 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4993 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4996 * ipa-struct-reorg.c: Fix spelling.
4997 * params.def: Ditto.
4999 2008-01-29 Richard Guenther <rguenther@suse.de>
5002 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5004 * tree-inline.c (remap_type): Increment remapping_type_depth
5005 around remapping types.
5006 (copy_body_r): Only add referenced variables if they are referenced
5007 from code, not types.
5009 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5020 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5021 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5023 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5026 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5027 pointer for tiny stack.
5029 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5031 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5033 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5035 * config/vx-common.h: Fix typo in comment.
5037 2008-01-28 Ian Lance Taylor <iant@google.com>
5041 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5042 coalesce pointers if they have different DECL_NO_TBAA_P values.
5043 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5044 between variables with different DECL_NO_TBAA_P values.
5046 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5049 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5050 are not legitimate small data references on SPE targets.
5052 2008-01-28 David Daney <ddaney@avtrex.com>
5054 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5056 2008-01-28 David Daney <ddaney@avtrex.com>
5058 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5060 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5062 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5063 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5064 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5065 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5066 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5067 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5068 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5069 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5071 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5073 * basic-block.h (condjump_equiv_p): Fix comment.
5075 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5077 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5078 print_generic_stmt_indented): Fix comment.
5080 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5082 * configure.ac (__stack_chk_fail): Add detecion for availability
5083 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5084 * configure: Regenerate.
5086 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5089 * final.c (output_addr_const): Handle TRUNCATE.
5091 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5094 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5095 (zero_cost, infinite_cost): New constants.
5096 (struct cost_pair): Change type of cost to comp_cost.
5097 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5098 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5100 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5101 split_address_cost, ptr_difference_cost, difference_cost,
5102 get_computation_cost_at, get_computation_cost,
5103 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5104 determine_use_iv_cost_condition, determine_use_iv_costs,
5105 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5106 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5107 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5108 Change type of cost to comp_cost.
5109 (determine_iv_cost): Increase cost of non-original ivs, instead
5110 of decreasing the cost of original ones.
5111 (get_address_cost): Indicate the complexity of the addressing mode
5113 (try_add_cand_for): Prefer using ivs not specific to some object.
5114 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5116 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5117 Janis Johnson <janis187@us.ibm.com>
5120 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5121 (TARGET_INSTANTIATE_DECLS): Likewise.
5122 * target.h (expand_to_rtl_hook): New target hook.
5123 (instantiate_decls): Likewise.
5124 * function.c (instantiate_decl): Make non-static. Rename to...
5125 (instantiate_decl_rtl): ... this.
5126 (instantiate_expr): Use instantiate_decl_rtl.
5127 (instantiate_decls_1): Likewise.
5128 (instantiate_decls): Likewise.
5129 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5130 * function.h (instantiate_decl_rtl): Add prototype.
5131 * cfgexpand.c (target.h): New include.
5132 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5133 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5134 (TARGET_INSTANTIATE_DECLS): Likewise.
5135 (TARGET_INITIALIZER): New target hooks added.
5136 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5138 * config/rs6000/rs6000.c (tree-flow.h): New include.
5139 (machine_function): Add sdmode_stack_slot field.
5140 (rs6000_alloc_sdmode_stack_slot): New function.
5141 (rs6000_instantiate_decls): Likewise.
5142 (rs6000_secondary_memory_needed_rtx): Likewise.
5143 (rs6000_check_sdmode): Likewise.
5144 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5145 (TARGET_INSTANTIATE_DECLS): Likewise.
5146 (rs6000_hard_regno_mode_ok): Allow SDmode.
5147 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5148 (rs6000_emit_move): Handle SDmode.
5149 (function_arg_advance): Likewise.
5150 (function_arg): Likewise.
5151 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5152 SDmode var args for 32-bit compiles.
5153 (rs6000_secondary_reload_class): Handle SDmode.
5154 (rs6000_output_function_epilogue): Likewise.
5155 (rs6000_function_value): Simplify if statement.
5156 (rs6000_libcall_value): Likewise.
5157 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5158 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5159 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5160 (movsd_hardfloat): New define_insn.
5161 (movsd_softfloat): Likewise.
5162 (movsd_store): Likewise.
5163 (movsd_load): Likewise.
5164 (extendsddd2): Likewise.
5165 (extendsdtd2): Likewise.
5166 (truncddsd2): Likewise.
5167 (movdd_hardfloat64): Fixup comment.
5168 (UNSPEC_MOVSD_LOAD): New constant.
5169 (UNSPEC_MOVSD_STORE): Likewise.
5171 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5174 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5176 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5177 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5178 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5181 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5184 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5185 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5186 __LONGDOUBLE128 too.
5187 * config/rs6000/aix61.h: New file.
5189 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5191 PR rtl-optimization/34959
5192 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5193 popcount and parity rtxes the same mode as their operand.
5194 Truncate or extend the result to the return value's mode
5197 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5200 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5201 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5202 to GOT_VERSION_REGNUM.
5203 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5204 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5205 * config/mips/mips.c (mips_emit_call_insn): New function.
5206 (mips_call_tls_get_addr): Call mips_expand_call directly.
5207 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5209 (mips16_build_call_stub): Likewise. Return the call insn or null.
5210 (mips_expand_call): Update the call to mips16_build_call_stub
5211 accordingly and a remove redundant condition. Assert that MIPS16
5212 stubs do not use lazy binding. Use mips_emit_call_insn and return
5214 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5216 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5217 (mips_avoid_hazard): Remove hazard_set handling.
5218 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5219 (UNSPEC_RESTORE_GP): ...this.
5220 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5221 (FAKE_CALL_REGNO): Rename to...
5222 (GOT_VERSION_REGNUM): ...this.
5223 (type): Add "ghost" value. Add an associated insn reservation.
5224 (hazard_set): Remove.
5225 (exception_receiver): Rename to...
5226 (restore_gp): ...this and update the unspec identifier accordingly.
5227 (exception_receiver, nonlocal_got_receiver): New expanders.
5228 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5229 FAKE_CALL_REGNO. Remove hazard_set attribute.
5230 (set_got_version, update_got_version): New patterns.
5232 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5235 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5237 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5240 * doc/install.texi2html: Generate gcc-vers.texi.
5242 2008-01-25 DJ Delorie <dj@redhat.com>
5244 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5246 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5248 * config/c4x: Remove directory.
5249 * config.gcc (crx-*, mt-*): Mark obsolete.
5250 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5251 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5252 sh-*-rtemscoff*): Remove cases.
5253 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5254 * real.c (encode_c4x_single, decode_c4x_single,
5255 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5256 c4x_extended_format): Remove.
5257 * real.h (c4x_single_format, c4x_extended_format): Remove.
5258 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5260 (Pragmas): Remove comment about c4x pragmas.
5261 * doc/install.texi (c4x): Remove target-specific instructions.
5262 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5263 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5264 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5265 refer to C4x source files as examples.
5266 (C4X_FLOAT_FORMAT): Remove documentation.
5268 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5270 * config/bfin/bfin.c (override_options): Reorder tests so that
5271 flag_pic gets enabled for -msep-data.
5273 2008-01-25 Richard Guenther <rguenther@suse.de>
5276 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5277 to its bitfield precision if required.
5279 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5282 * tree-nested.c (walk_omp_for): New function.
5283 (convert_nonlocal_reference, convert_local_reference): Call
5284 walk_omp_for on OMP_FOR.
5285 (convert_call_expr): Call walk_body on OMP_FOR's
5286 OMP_FOR_PRE_INIT_BODY.
5288 2008-01-25 Richard Guenther <rguenther@suse.de>
5290 PR tree-optimization/34966
5291 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5292 default defs and PHI_NODEs we have to insert after the
5295 2008-01-24 Nick Clifton <nickc@redhat.com>
5297 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5298 Provide a default definition.
5299 (LIBGCC2_UNITS_PER_WORD): Likewise.
5301 * config/stormy16/stormy16.c: Include df.h for the prototype
5302 for df_regs_ever_live_p.
5303 (xstormy16_expand_builtin_va_start): Convert the stack offset
5304 into a component_ref and then use POINTER_PLUS_EXPR to add it
5305 to the incoming_virtual_args_rtx.
5306 (xstormy16_gimplify_va_arg_expr): Rename to
5307 xstormy16_gimplify_va_arg_expr.
5308 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5309 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5310 xstormy16_gimplify_va_arg_expr.
5311 Fix up some formatting issues.
5313 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5314 Move to predicates.md.
5315 (xs_hi_general_operand): Likewise.
5316 (xs_hi_nonmemory_operand): Likewise.
5317 * config/stormy16/predicates.md:
5318 (xstormy16_carry_plus_operand): New predicate.
5319 (xs_hi_general_operand): New predicate.
5320 (xs_hi_nonmemory_operand): New predicate.
5321 * config/stormy16/stormy16-protos.h:
5322 (xstormy16_carry_plus_operand): Delete prototype.
5323 (xs_hi_general_operand): Likewise.
5324 (xs_hi_nonmemory_operand): Likewise.
5326 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5327 modifiers as they are no longer needed and they can trigger
5328 reload spill failures.
5330 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5331 with a match_operand in order to help reload.
5333 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5334 constraint with 'e' for the 8th alternative as this version of
5335 the mov.w instruction only accepts the lower 8 registers.
5337 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5340 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5341 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5344 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5347 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5349 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5351 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5353 (remove_structure): Update allocations list before removing structure.
5355 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5357 * ipa-struct-reorg.c (is_safe_cond_expr,
5358 create_new_stmts_for_cond_expr): Use integer_zerop function,
5359 that recognize not only zero-pointer, but zero-integer too.
5361 2008-01-25 Ben Elliston <bje@au.ibm.com>
5364 * fixproto: Escape "." in sed expression that strips leading "./".
5366 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5369 * gcc.c (SWITCH_OK): Removed.
5370 (SWITCH_LIVE): Changed to bit.
5371 (SWITCH_FALSE): Likewise.
5372 (SWITCH_IGNORE): Likewise.
5373 (switchstr): Change live_cond to unsigned int.
5374 (process_command): Replace SWITCH_OK with 0.
5375 (do_self_spec): Likewise.
5376 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5377 (give_switch): Likewise.
5378 (used_arg): Likewise.
5379 (do_spec_1): Set the SWITCH_IGNORE bit.
5380 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5381 bits. Set the SWITCH_LIVE bit.
5383 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5385 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5387 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5389 PR tree-optimization/34472
5390 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5391 parameter to a "bool *" and set *DATA to false if there is
5392 an unsafe access. Do not delete the structure here.
5393 (check_cond_exprs): Delete it here instead.
5394 (check_cond_exprs, exclude_cold_structs): Do not increase
5395 I when removing a structure.
5397 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5400 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5401 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5403 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5406 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5407 a fixed vector for stack.
5409 2008-01-24 Ben Elliston <bje@au.ibm.com>
5412 * doc/gcc.texi (Software development): Add a direntry for g++.
5414 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5416 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5417 stale and straggling -fforce-addr comments above.
5419 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5421 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5422 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5424 2008-01-23 Michael Matz <matz@suse.de>
5427 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5430 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5432 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5435 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5437 * config/avr/avr.c (avr_current_arch): New variable.
5438 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5439 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5440 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5441 (avr_override_options): Init 'avr_current_arch'.
5442 (base_arch_s): Move from here...
5443 * config/avr/avr.h (base_arch_s): ... here. Add new members
5444 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5445 'mega' to 'have_jmp_call'.
5446 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5447 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5449 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5451 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5452 MULTILIB_MATCHES): (Ditto.).
5454 2008-01-23 Richard Guenther <rguenther@suse.de>
5457 * cgraphunit.c (cgraph_reset_node): Always mark the node
5458 not reachable if it is not queued already.
5460 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5462 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5463 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5464 (cputype_selected): New static variable.
5465 (bfin_handle_option): Set it if -mcpu is used.
5466 (override_option): Select default set of workarounds if no cpu type
5467 selected on the command line.
5468 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5470 From Michael Frysinger <michael.frysinger@analog.com>
5471 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5472 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5474 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5475 for bf547, bf523, bf524, and bf526.
5476 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5478 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5479 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5480 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5481 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5482 * doc/invoke.texi (Blackfin Options): Document that
5483 -mcpu now accept bf547, bf523, bf524, and bf526.
5485 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5487 PR rtl-optimization/34628
5488 * combine.c (try_combine): Stop and undo after the first combination
5489 if an autoincrement side-effect on the first insn has effectively
5492 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5495 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5496 Offset addresses are not valid for Altivec or paired float modes.
5498 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5501 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5502 if DECL_INITIAL (decl) is error_mark_node.
5505 * c-common.c (handle_vector_size_attribute): Only allow
5506 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5507 the same way as pointer, array etc. types.
5508 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5511 * tree.c (build_type_attribute_qual_variant): Call
5512 build_qualified_type if attributes are equal, but quals are not.
5514 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5517 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5518 * flags.h (warn_strict_aliasing): Remove.
5519 (warn_strict_overflow): Remove.
5520 * opts.c (warn_strict_aliasing): Remove.
5521 (warn_strict_overflow): Remove.
5522 * c-opts.c (c_common_handle_option): -Wall only sets
5523 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5524 (c_common_post_options): Give default values to -Wstrict-aliasing
5525 and -Wstrict-overflow if they are uninitialized.
5526 * common.opt (Wstrict-aliasing): Specify Var and Init.
5527 (Wstrict-overflow): Likewise.
5529 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5531 PR rtl-optimization/26854
5532 PR rtl-optimization/34400
5533 PR rtl-optimization/34884
5534 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5536 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5537 (df_rd_bb_info.expanded_lr_out): Deleted
5538 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5539 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5540 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5541 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5542 Removed code to allocate, initialize or free expanded_lr_out.
5543 (df_rd_bb_local_compute_process_def): Restructured to make more
5545 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5546 sets if the sets are being trimmed.
5548 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5551 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5552 (as_vers): Likewise.
5553 * configure: Regenerated.
5555 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5558 * tree-pass.h (pass_build_alias): New pass.
5559 * tree-ssa-alias.c (gate_build_alias): New.
5560 (pass_build_alias): New.
5561 * passes.c (init_optimization_passes): Add pass_build_alias after
5562 pass_create_structure_vars.
5564 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5566 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5567 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5568 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5569 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5570 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5571 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5572 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5573 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5574 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5575 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5576 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5577 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5578 * config/s390/s390.md (FP_ALL): New mode iterator.
5579 (_d): New mode attribute.
5580 ("*signbit<mode>2>"): Changed mode of first operand.
5581 ("isinf<mode>2"): Changed mode of first operand.
5582 ("*TDC_insn"): Adaptation for DFP modes.
5584 2008-01-22 Ben Elliston <bje@au.ibm.com>
5586 * tree.c (check_qualified_type): Improve function description.
5588 2008-01-21 Jason Merrill <jason@redhat.com>
5591 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5592 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5595 2008-01-21 DJ Delorie <dj@redhat.com>
5597 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5600 2008-01-21 Richard Guenther <rguenther@suse.de>
5603 * tree-cfg.c (verify_expr): Allow all invariant expressions
5604 instead of just constant class ones as reference argument.
5605 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5606 like any other constant.
5607 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5609 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5611 * regmove.c (fixup_match_1): Update call crossed frequencies.
5613 2008-01-21 Richard Guenther <rguenther@suse.de>
5616 * tree-inline.c (setup_one_parameter): Deal with mismatched
5617 types using a VIEW_CONVERT_EXPR.
5619 2008-01-21 Alon Dayan <alond@il.ibm.com>
5620 Olga Golovanevsky <olga@il.ibm.com>
5622 PR tree-optimization/34701
5623 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5624 when the structure size is not a power of 2.
5626 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5628 * doc/install.texi: Add doc for --enable-checking=df.
5630 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5632 PR rtl-optimization/34808
5633 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5635 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5637 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5640 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5642 PR rtl-optimization/26854
5643 PR rtl-optimization/34400
5644 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5646 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5647 (df_rd_bb_info.expanded_lr_out): New.
5648 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5649 * loop_iv.c (iv_analysis_loop_init): Ditto.
5650 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5651 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5652 Added code to allocate, initialize or free expanded_lr_out.
5653 (df_rd_bb_local_compute_process_def): Restructured to make
5654 more understandable.
5655 (df_rd_confluence_n): Add code to do nothing with fake edges and
5656 code to no apply invalidate_by_call sets if the sets are being trimmed.
5657 (df_lr_local_finalize): Renamed to df_lr_finalize.
5658 (df_live_local_finalize): Renamed to df_live_finalize.
5660 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5663 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5664 deciding whether to use reciprocal instructions.
5666 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5668 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5669 dwarf2out_note_section_used if cold_text_section is NULL.
5671 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5673 PR gcov-profile/34610
5674 * tree-cfg.c (make_edges): Mark both outgoing edges from
5675 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5676 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5677 from OMP_FOR and OMP_CONTINUE outgoing edges.
5679 * tree-profile.c (tree_profiling): Return early if
5680 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5682 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5683 from cfun to child_cfun.
5684 * function.h (struct function): Add after_tree_profile bit.
5686 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5688 * config/avr/avr.S (_exit): Disable interrupt.
5690 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5691 Steven Bosscher <stevenb.gcc@gmail.com>
5693 PR rtl-optimization/26854
5694 PR rtl-optimization/34400
5695 * df-problems.c (df_live_scratch): New scratch bitmap.
5696 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5697 (df_live_reset): Clear the proper bitmaps.
5698 (df_live_bb_local_compute): Only process the artificial defs once
5699 since the order is not important.
5700 (df_live_init): Init the df_live sets only with the variables
5701 found live by df_lr.
5702 (df_live_transfer_function): Use the df_lr sets to prune the
5703 df_live sets as they are being computed.
5704 (df_live_free): Free df_live_scratch.
5706 2008-01-18 Ian Lance Taylor <iant@google.com>
5708 * common.opt: Add fmerge-debug-strings.
5709 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5710 flag_merge_debug_strings rather than flag_merge_constants.
5711 * doc/invoke.texi (Option Summary): Mention
5712 -fmerge-debug-strings.
5713 (Debugging Options): Document -fmerge-debug-strings.
5715 2008-01-18 Ian Lance Taylor <iant@google.com>
5718 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5719 (struct tree_function_decl): Add new field operator_new_flag.
5720 * tree-inline.c (expand_call_inline): When inlining a call to
5721 operator new, force the return value to go into a variable, and
5722 set DECL_NO_TBAA_P on that variable.
5723 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5725 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5728 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5729 DWARF2_DEBUGGING_INFO.
5730 (dwarf2out_note_section_used): Ditto. Add prototype.
5731 (have_multiple_function_sections, text_section_used,
5732 cold_text_section_used, *cold_text_sections): Move declarations
5735 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5737 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5738 field and add signal_ra.
5739 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5740 assignments to frame state pc. Move end of stack check after
5741 MD_FALLBACK_FRAME_STATE_FOR.
5742 (uw_update_context_1): Use frame state signal_regs if set, instead
5743 of checking signal_frame flag.
5744 (uw_update_context): Use frame state signal_ra if set.
5745 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5746 * config/xtensa/linux-unwind.h: New file.
5748 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5750 * modulo-sched.c (get_sched_window): Fix comment typo.
5752 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5754 PR tree-optimization/34648
5755 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5757 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5759 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5760 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5762 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5764 PR rtl-optimization/34400
5765 * df-core.c (df_worklist_dataflow_overeager,
5766 df_worklist_dataflow_doublequeue): New functions.
5767 (df_worklist_dataflow): Two different worklist solvers.
5768 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5771 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5774 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5775 and ftree-parallelize-loops.
5777 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5779 PR rtl-optimization/34826
5780 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5782 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5784 * global.c (find_reg): Mark the eh regs as used if necessary.
5785 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5786 * ra.h (struct allocno): no_eh_reg field added. Changed
5787 no_stack_reg type to bitfield.
5789 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5791 * tree.c (substitute_in_expr): Add missing 'break'.
5793 2008-01-17 Richard Guenther <rguenther@suse.de>
5795 PR tree-optimization/34825
5796 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5797 x / x as division to handle.
5799 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5801 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5802 "-pthread" is specified.
5803 * pa-hpux11.h (LIB_SPEC): Likewise.
5805 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5806 Peter Bergner <bergner@vnet.ibm.com>
5808 PR rtl-optimization/33796
5809 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5811 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5813 PR libgfortran/34699
5814 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5816 * pa-hpux10.h (LINK_SPEC): Likewise.
5817 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5819 2008-01-16 Richard Guenther <rguenther@suse.de>
5822 * fold-const.c (fold_convert_const_int_from_int): Do not
5823 set overflow if that occured only because of a sign extension
5824 change when converting from/to a sizetype with the same
5825 precision and signedness.
5827 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5830 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5831 location address to the correct place. Update copyright year.
5833 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5835 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5836 no dependences in the dependence_relations vector.
5838 2008-01-16 Jan Hubicka <jh@suse.cz>
5840 PR rtl-optimization/31396
5841 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5842 * cfg.c (dump_reg_info): Print it.
5843 * regs.h (struct reg_info_t): add freq_calls_crossed.
5844 (REG_FREQ_CALLS_CROSSED): New macro.
5845 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5846 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5847 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5848 regmove_optimize): Update call crossed frequencies.
5849 * local-alloc.c (struct qty): Add freq_calls_crossed.
5850 (alloc_qty): Copute freq_calls_crossed.
5851 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5852 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5853 * ra.h (struct allocno): Add freq_calls_crossed.
5855 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5857 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5858 libgomp when compiling with ftree-parallelize-loops.
5859 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5861 2008-01-16 Richard Guenther <rguenther@suse.de>
5863 PR tree-optimization/34769
5864 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5865 * tree.c (int_cst_value): Instead make this function more
5866 permissive in what it accepts as valid input. Document this
5867 function always sign-extends the value.
5869 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5870 Richard Guenther <rguenther@suse.de>
5873 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5874 (gimple_fold_indirect_ref_rhs): ... this.
5875 (gimple_fold_indirect_ref): New function with foldings
5876 that preserve lvalueness.
5877 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5878 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5879 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5880 to fold an INDIRECT_REF, fall back to the old use of
5881 fold_indirect_ref_1.
5883 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5885 * tree-data-ref.c (subscript_dependence_tester_1): Call
5886 free_conflict_function.
5887 (compute_self_dependence): Same.
5889 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5892 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5893 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5895 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5896 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5897 for DWARF2_UNWIND_INFO targets.
5899 2008-01-16 Richard Guenther <rguenther@suse.de>
5902 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5903 type qualifiers for function types.
5905 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5907 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5908 loop_iterator li from previous commit.
5910 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5912 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5914 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5916 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5917 (parallelize_loops): Don't parallelize irreducible components.
5919 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5922 * c-opts (c_common_post_options): Do not enable CPP
5923 flag_pedantic_errors by default.
5925 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5927 PR rtl-optimization/31944
5928 * cse.c (remove_pseudo_from_table): New function.
5929 (merge_equiv_classes): Use above function to remove pseudo-registers.
5930 (invalidate): Likewise.
5932 2008-01-13 Richard Guenther <rguenther@suse.de>
5935 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5936 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5938 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5940 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5941 validate_change to unshare the source of the PC set.
5943 2008-01-12 Jan Hubicka <jh@suse.cz>
5946 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5947 references above array bounds. This might trigger bounds checks for
5950 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5952 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5953 new_replaceable_dependencies.
5955 2008-01-12 Doug Kwan <dougkwan@google.com>
5957 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5958 instead of OPT_Wreturn_type in warning due to ignored return type
5960 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5961 options included in -Wextra.
5962 * c.opt: New option -Wignored_qualifiers.
5963 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5964 -Wignore_qualifiers.
5965 (-Wignored-qualifiers): Document.
5966 (-Wreturn-type): Remove description of functionality now handled
5967 by -Wignored-qualifiers.
5969 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5972 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5973 NOP_EXPR if it is between integral types with the same precision.
5975 2008-01-12 Jan Hubicka <jh@suse.cz>
5978 * invoke.texi (max-inline-recursive-depth): Fix default value.
5980 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5982 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5985 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5987 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5989 2008-01-11 James E. Wilson <wilson@specifix.com>
5992 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5994 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5996 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5997 save/restore frame pointer register and don't use 'call-prologues'
5998 optimization in function with "OS_task" attribute.
6000 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6003 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6004 when copying to memory.
6006 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6008 PR rtl-optimization/30905
6009 * cfgcleanup.c: Include dce.h
6010 (crossjumps_occured): New global variable.
6011 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6012 If something changed, set crossjumps_occured to true.
6013 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6014 Don't add/remove fake edges to exit here...
6015 (cleanup_cfg): ...but do it here, when crossjumping.
6016 Run a fast DCE when successful crossjumps occured in the latest
6017 iteration of try_optimize_cfg.
6019 2008-01-11 Richard Guenther <rguenther@suse.de>
6021 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6022 (struct vn_unary_op_s): Likewise.
6023 (vn_reference_insert): Free old reference on hash collision.
6025 2008-01-10 Raksit Ashok <raksit@google.com>
6027 PR rtl-optimization/27971
6028 * combine.c (find_split_point): Split PLUS expressions which are
6029 inside a MEM rtx, and whose first operand is complex.
6031 2008-01-10 DJ Delorie <dj@redhat.com>
6033 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6034 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6035 (m32c_hard_regno_ok): Call the underlying function.
6037 2008-01-10 Richard Guenther <rguenther@suse.de>
6040 * tree-cfg.c (tree_merge_blocks): Do not go through the
6041 full-blown folding and stmt updating path if we just deal
6042 with virtual operands.
6043 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6044 test for abnormal SSA_NAMEs.
6046 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6049 * reload.c (push_reload): Add assertions. All constants from
6050 reg_equiv_constant should have been used for replacing the respective
6052 (find_reloads_address): Invoke find_reloads_address_part for
6053 constant taken from the reg_equiv_constant array.
6055 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6057 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6058 field (valnum) the first in the struct. Replace bools with
6061 2008-01-10 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/34651
6064 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6065 types and ordering for masking and converting.
6067 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6069 PR tree-optimization/34017
6070 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6071 also for PHI_NODE expressions.
6073 2008-01-09 Jan Hubicka <jh@suse.cz>
6075 PR tree-optimization/34708
6076 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6077 based on number of case labels.
6078 (init_inline_once): Remove switch_cost.
6079 * tree-inline.h (eni_weights_d): Remove switch_cost.
6081 2008-01-09 Richard Guenther <rguenther@suse.de>
6082 Andrew Pinski <andrew_pinski@playstation.sony.com>
6085 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6086 temporary if an rvalue is ok or an lvalue is not required.
6088 2008-01-09 Richard Guenther <rguenther@suse.de>
6091 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6094 2008-01-09 Richard Guenther <rguenther@suse.de>
6097 * tree.c (host_integerp): Check for sizetype only if the
6098 type is an integer type.
6100 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6103 * opts.c (decode_options): Disable inlining of functions called
6104 once if not in unit-at-a-time mode.
6106 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6108 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6110 2008-01-08 Richard Guenther <rguenther@suse.de>
6113 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6114 out early if the result will be unused.
6116 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6121 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6122 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6125 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6127 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6128 for vectorization tuned.
6130 2008-01-08 Richard Guenther <rguenther@suse.de>
6132 PR tree-optimization/34683
6133 * tree-ssa-operands.c (operand_build_cmp): Export.
6134 * tree-ssa-operands.h (operand_build_cmp): Declare.
6135 * tree-vn.c (vuses_compare): Remove.
6136 (sort_vuses): Use operand_build_cmp.
6137 (sort_vuses_heap): Likewise.
6138 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6139 to re-use old VEC if available. Do not sort already sorted VUSEs.
6140 (vdefs_to_vec): Do not sort already sorted VDEFs.
6142 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6145 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6147 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6150 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6151 limitations of reciprocal sequences on x86 targets.
6153 2008-01-08 Richard Guenther <rguenther@suse.de>
6155 PR tree-optimization/34683
6156 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6158 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6161 * config/darwin.c (darwin_mergeable_string_section): Don't use
6162 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6164 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6167 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6168 negxf2. Macroize expander using X87MODEF mode iterator. Change
6169 predicates of op0 and op1 to register_operand.
6170 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6171 expander using X87MODEF mode iterator. Change predicates of
6172 op0 and op1 to register_operand.
6173 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6174 corresponding patterns and macroize using MODEF macro. Change
6175 predicates of op0 and op1 to register_operand and remove
6176 "m" constraint. Disparage "r" alternative with "!".
6177 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6178 macroize using X87MODEF macro. Change predicates of op0 and op1
6179 to register_operand and remove "m" constraint. Disparage "r"
6180 alternative with "!".
6181 (absneg splitter with memory operands): Remove.
6182 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6183 patterns and macroize using X87MODEF mode iterator.
6184 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6185 Change predicate of op1 to register_operand.
6186 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6187 for memory operands.
6189 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6191 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6193 2008-01-07 Richard Guenther <rguenther@suse.de>
6195 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6198 2008-01-07 Richard Guenther <rguenther@suse.de>
6200 PR tree-optimization/34683
6201 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6202 VOPs of the needed size to save memory. Use VEC_quick_push
6203 to save compile-time.
6204 (vdefs_to_vec): Likewise.
6206 2008-01-07 Sa Liu <saliu@de.ibm.com>
6208 * config/spu/spu.md (divdf3): Genetate inline code for double
6209 division. The implementation doesn't handle INF or NAN, therefore it
6210 only applies when -ffinite-math-only is given.
6212 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6215 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6216 * doc/cpp.texi ([Common Predefined Macros]): Document.
6218 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6220 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6221 order to use commutative addition instead of subtraction.
6223 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6224 Mircea Namolaru <namolaru@il.ibm.com>
6225 Vladimir Yanovsky <yanov@il.ibm.com>
6226 Revital Eres <eres@il.ibm.com>
6228 PR tree-optimization/34263
6229 * tree-outof-ssa.c (process_single_block_loop_latch,
6230 contains_tree_r): New functions.
6231 (analyze_edges_for_bb): Call process_single_block_loop_latch
6232 function to empty single-basic-block latch block if possible.
6234 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6236 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6238 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6240 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6242 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6244 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6246 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6248 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6250 PR tree-optimization/34618
6251 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6254 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6257 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6258 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6259 Update copyright year.
6261 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6262 Update copyright year.
6263 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6266 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6268 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6269 edge does not point to current bb before changing need_assert.
6271 2008-01-04 Richard Guenther <rguenther@suse.de>
6274 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6275 for verifying purposes if they are is_gimple_min_invariant.
6277 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6279 PR tree-optimization/34448
6280 PR tree-optimization/34465
6281 * gimplify.c (gimplify_init_constructor): Add new parameter
6282 notify_temp_creation. Use it.
6283 (gimplify_modify_expr_rhs): Take volatiles into account when
6284 optimizing constructors.
6285 Do not optimize constructors if gimplify_init_constructor will dump to
6287 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6288 * gcc.c-torture/compile/pr34448.c: New.
6290 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6292 PR gcov-profile/34609
6293 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6294 return_slot if result is TREE_ADDRESSABLE.
6296 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6298 * config/mips/mips.md (sqrt_condition): Tweak comment.
6299 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6301 2008-01-03 Tom Tromey <tromey@redhat.com>
6304 * c-common.c (c_type_hash): Handle VLAs.
6306 2008-01-03 Jan Hubicka <jh@suse.cz>
6308 PR tree-optimization/31081
6309 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6310 0 when inlining and not inlining to first basic block.
6311 (remap_decl): When var is initialized to 0, don't set default_def.
6312 (expand_call_inline): Set entry_bb.
6313 * tree-inline.h (copy_body_data): Add entry_bb.
6315 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6318 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6321 PR tree-optimization/29484
6322 * tree-inline.c (inline_forbidden_p_2): New function.
6323 (inline_forbidden_p): Disallow inlining if some static var
6324 has an address of a local LABEL_DECL in its initializer.
6325 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6328 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6330 PR tree-optimization/34635
6331 * tree-data-ref.c (add_other_self_distances): Make sure that the
6332 evolution step is constant.
6334 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6337 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6339 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6341 * tree-sra.c (scalarize_init): Insert the generate_element_init
6342 statements after the generate_element_zero statements.
6344 2008-01-02 Richard Guenther <rguenther@suse.de>
6348 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6349 for very large number of operands instead of ICEing.
6351 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6354 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6355 while stack probing.
6357 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6359 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6362 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6365 * tree-mudflap.c (mx_register_decls): Guard warning by
6366 !DECL_ARTIFICIAL check.
6368 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6370 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6371 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6372 sse5_perm<mode>): Fix constraints.