1 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5 kinds of indirect references.
7 2008-04-08 David Edelsohn <edelsohn@gnu.org>
9 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10 GNU Fortran language string.
12 2008-04-08 Rafael Espindola <espindola@google.com>
14 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16 * tree.h (tree_call_nonnegative_warnv_p): New.
18 2008-04-08 Jan Hubicka <jh@suse.cz>
20 * function.c (free_after_compilation): Clear out regno_reg_rtx
23 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
26 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
29 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
30 same precedence as REG_POINTER and MEM_POINTER operands.
32 2008-04-08 Richard Guenther <rguenther@suse.de>
35 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
36 for adding index to base.
38 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
40 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
41 (MINGW_ENABLE_EXECUTE_STACK): New.
42 (IN_LIBGCC2): For libgcc include windows.h file for
43 function declarations.
45 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
47 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
48 and tem2 if tem1 is not a REG or MULT.
50 2008-04-08 Jan Hubicka <jh@suse.cz>
52 * function.h (incomming_args): Break out of struct function.
53 (function_subsections): Break out of struct function.
54 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
55 return_rtx and hard_reg_initial_vals from struct function.
56 Kill inl_max_label_num.
57 (current_function_pops_args, current_function_args_info,
58 current_function_args_size, current_function_args_size,
59 current_function_pretend_args_size,
60 current_function_outgoing_args_size,
61 current_function_internal_arg_pointer, current_function_return_rtx):
62 Kill compatibility accestor macros.
63 * builtins.c (expand_builtin_apply_args_1): Update.
64 (expand_builtin_next_arg): Update.
65 * df-scan.c (df_get_call_refs): Update.
66 * dbxout.c (dbxout_function_end): Update.
67 * dwarf2out.c (dwarf2out_switch_text_section): Update.
68 (output_line_info): Update.
69 (secname_for_decl): Update.
70 (dwarf2out_var_location): Update.
71 * function.c (free_after_compilation): Update.
72 (assign_parm_find_stack_rtl): Update.
73 (assign_parms): Update.
74 (expand_dummy_function_end): Update.
75 (expand_function_end): Update.
76 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
77 (expand_call): Update.
78 (emit_library_call_value_1): Update.
79 (store_one_arg): Update.
80 * varasm.c (initialize_cold_section_name): Update.
81 (unlikely_text_section): Update.
82 (unlikely_text_section_p): Update.
83 (assemble_start_function): Update.
84 (assemble_end_function): Update.
85 (default_section_type_flags): Update.
86 (switch_to_section): Update.
87 * integrate.c (set_decl_abstract_flags): Update.
88 (get_hard_reg_initial_val): Update.
89 (has_hard_reg_initial_val): Update.
90 (allocate_initial_values): Update.
91 * resource.c (init_resource_info): Update.
92 * config/alpha/alpha.c (NUM_ARGS): Update.
93 (direct_return): Update.
94 (alpha_va_start): Update.
95 (alpha_sa_size): Update.
96 (alpha_initial_elimination_offset): Update.
97 (alpha_expand_prologue): Update.
98 (alpha_start_function): Update.
99 (alpha_expand_epilogue): Update.
100 (unicosmk_initial_elimination_offset):
101 * config/alpha/alpha.md (call expander): Update.
102 * config/s390/s390.c (s390_register_info): Update.
103 (s390_register_info): Update.
104 (s390_frame_info): Update.
105 (s390_initial_elimination_offset): Update.
106 (s390_build_builtin_va_list): Update.
107 (s390_va_start): Update.
108 * config/spu/spu.c (direct_return): Update.
109 (spu_expand_prologue): Update.
110 (spu_initial_elimination_offset): Update.
111 (spu_build_builtin_va_list): Update.
112 (spu_va_start): Update.
113 * config/sparc/sparc.c (sparc_init_modes): Update.
114 (sparc_compute_frame_size): Update.
115 (function_value): Update.
116 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
117 * config/i386/i386.md (return expander): Update.
118 * config/i386/i386.c (ix86_va_start): Update.
119 (ix86_can_use_return_insn_p): Update.
120 (ix86_compute_frame_layout): Update.
121 (ix86_expand_epilogue): Update.
122 * config/sh/sh.c (output_stack_adjust): Update.
123 (calc_live_regs): Update.
124 (sh_expand_prologue): Update.
125 (sh_builtin_saveregs): Update.
126 (sh_va_start): Update.
127 (initial_elimination_offset): Update.
128 (sh_allocate_initial_value): Update.
129 (sh_function_ok_for_sibcall): Update.
130 (sh_get_pr_initial_val): Update.
131 * config/sh/sh.md (return expander): Update.
132 * config/avr/avr.c (frame_pointer_required_p): UPdate.
133 * config/crx/crx.c (crx_compute_frame): UPdate.
134 (crx_initial_elimination_offset): UPdate.
135 * config/xtensa/xtensa.c (compute_frame_size): Update
136 (xtensa_builtin_saveregs): Update.
137 (xtensa_va_start): Update.
138 (order_regs_for_local_alloc): Update.
139 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
140 (xstormy16_expand_builtin_va_start): Update.
141 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
142 * config/m68hc11/m68hc11.md (return expanders): Update.
143 * config/m68hc11/m68hc11.c (expand_prologue): Update.
144 (expand_epilogue): Update.
145 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
146 (cris_simple_epilogue): Update.
147 (cris_expand_prologue): Update.
148 (cris_expand_epilogue): Update.
149 * config/iq2000/iq2000.c (iq2000_va_start): Update.
150 (compute_frame_size): Update.
151 * config/mt/mt.c (mt_compute_frame_size): Update.
152 * config/mn10300/mn10300.c (expand_prologue): Update.
153 (expand_epilogue): Update.
154 (initial_offset): Update.
155 (mn10300_builtin_saveregs):
156 * config/mn10300/mn10300.md (return expander): Update.
157 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
158 (ia64_initial_elimination_offset): Update.
159 (ia64_initial_elimination_offset): Update.
160 (ia64_expand_prologue): Update.
161 * config/m68k/m68k.md (return expander): Update.
162 * config/rs6000/rs6000.c (rs6000_va_start): Update.
163 (rs6000_stack_info): Update.
164 * config/mcore/mcore.c (layout_mcore_frame): Update.
165 (mcore_expand_prolog): Update.
166 * config/arc/arc.c (arc_compute_frame_size): Update.
167 * config/score/score3.c (score3_compute_frame_size): Update.
168 * config/score/score7.c (score7_compute_frame_size): Update.
169 * config/arm/arm.c (use_return_insn): Update.
170 (thumb_find_work_register): Update.
171 (arm_compute_save_reg_mask): Update.
172 (arm_output_function_prologue): Update.
173 (arm_output_epilogue): Update.
174 (arm_size_return_regs): Update.
175 (arm_get_frame_offsets): Update.
176 (arm_expand_prologue): Update.
177 (thumb_exit): Update.
178 (thumb_unexpanded_epilogue): Update.
179 (thumb1_output_function_prologue): Update.
180 * config/pa/pa.md (return expander): Update.
181 * config/pa/pa.c (compute_frame_size): Update.
182 (hppa_builtin_saveregs): Update.
183 * config/mips/mips.c (mips_va_start): Update.
184 (mips16_build_function_stub): Update.
185 (mips_compute_frame_info): Update.
186 (mips_restore_gp): Update.
187 (mips_output_function_prologue): Update.
188 (mips_expand_prologue): Update.
189 * config/v850/v850.c (compute_frame_size): Update.
190 (expand_prologue): * config/mmix/mmix.c (along): update.
191 (mmix_initial_elimination_offset): update.
192 (mmix_reorg): update.
193 (mmix_use_simple_return): update.
194 (mmix_expand_prologue): update.
195 (mmix_expand_epilogue): Update.
196 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
197 (emit_link_insn): Update.
199 2008-04-08 Anatoly Sokolov <aesok@post.ru>
201 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
202 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
204 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
207 2008-04-07 Jan Hubicka <jh@suse.cz>
209 * function.h (rtl): Rename to x_rtl.
211 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
212 frame_offset, stack_check_probe_note, arg_pointer_save_area,
213 used_temp_slots avail_temp_slots, temp_slot_level,
214 nonlocal_goto_handler_labels): Update accesstors.
215 (rtl): New global variable.
216 (struct function): Move some fileds to rtl_data.
217 (get_arg_pointer_save_area): Update prototype.
218 * builtins.c (expand_builtin_setjmp_receiver): Update call of
219 get_arg_pointer_save_area.
220 * expr.c (init_expr): Update
221 * function.c (get_frame_size): Update
222 (assign_stack_local): Update
223 (expand_function_end): Update.
224 (get_art_pointer_save_area): Update
226 * emit-rtl.c (rtl): Declare.
227 (regno_reg_rtx): Declare.
228 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
230 (gen_reg_rtx): Update.
231 * varasm.c (n_deferred_constatns): Update accestor.
232 (init_varasm_status): Do not allocate varasm_status.
233 (force_const_mem, get_pool_size, output_constant_pool): Update.
234 * stmt.c (force_label_rtx): Do not use x_ prefixes.
235 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
236 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
237 * sparc/sparc.h (INIT_EXPANDERS): Update.
238 * ia64/ia64.h (INIT_EXPANDERS): Update.
240 2008-04-07 James E. Wilson <wilson@tuliptree.org>
242 * reload.c (push_secondary_reload): Add missing break to for loop.
244 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
246 PR middle-end/PR28690
247 * rtlanal.c: Update copyright years.
248 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
249 as REG_POINTER and MEM_POINTER operands.
250 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
251 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
252 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
253 * gcse.c: Update copyright years.
254 (pre_delete): Call gen_reg_rtx_and_attrs.
255 (hoist_code): Likewise.
256 (build_store_vectors): Likewise.
257 (delete_store): Likewise.
258 * loop-invariant.c (move_invariant_reg): Likewise.
259 Update copyright years.
261 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
264 control string instead of quoted.
266 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
268 * doc/rtl.texi: Rewrite of subreg section.
270 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
273 * config/i386/i386.c (legitimize_pic_address): Add treating
274 of dllimport SYM_REF's.
275 (legitimize_dllimport_symbol): Add prototype.
277 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
279 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
280 reference in constructor with non self-referential type.
282 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
284 Removal of Return with Depressed Stack Pointer support
285 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
286 (ECF_SP_DEPRESSED): Likewise.
287 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
288 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
289 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
290 (expand_call): Do not test ECF_SP_DEPRESSED.
291 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
292 * function.c (keep_stack_depressed): Delete.
293 (handle_epilogue_set): Likewise.
294 (update_epilogue_consts): Likewise.
295 (emit_equiv_load): Likewise.
296 (thread_prologue_and_epilogue_insns): Remove support for Return with
297 Depressed Stack Pointer.
298 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
300 2008-04-06 Richard Guenther <rguenther@suse.de>
302 PR tree-optimization/35400
303 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
304 information from SSA_NAMEs.
306 2008-04-06 Anatoly Sokolov <aesok@post.ru>
308 * config/avr/avr.h (avr_mega_p): Remove declaration.
309 (AVR_MEGA): Remove macro.
310 * config/avr/avr.c (avr_mega_p): Remove variable.
311 (avr_override_options): Remove inicializion of avr_mega_p.
312 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
313 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
314 (avr_jump_mode): (Ditto.).
315 (avr_output_progmem_section_asm_op): (Ditto.).
316 (avr_asm_init_sections): (Ditto.).
317 (avr_asm_init_sections): (Ditto.).
318 (avr_rtx_costs): (Ditto.).
319 * config/avr/avr.md: (Ditto.).
320 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
323 2008-04-06 Richard Guenther <rguenther@suse.de>
325 PR tree-optimization/35842
326 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
327 is_gimple_invariant_address.
329 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
331 * gcc.c (default_compilers): Sync Fortran extensions list with
332 that in fortran/lang-specs.h.
333 * doc/invoke.texi: Likewise.
334 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
335 * dwarf2out.c (gen_compile_unit_die): Likewise.
337 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
339 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
341 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
345 attribute is used for nested functions.
347 2008-04-05 Jan Hubicka <jh@suse.cz>
349 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
351 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
353 (dump_files): Update.
354 (enable_rtl_dump_file): Do not accept letter argument.
355 * tree-pass.h (dump_file_info): Remove letter argument.
356 * toplev.c (decode_d_option): Update -da handling.
357 * toplev.h (enable_rtl_dump_file): Update prototype.
358 * passes.c (register_one_dump_file): Do not accept IPA argument; work
359 it out based on pass type.
360 (register_dump_files_1): Likewise.
361 (init_optimization_passes): Update register_one_dump_file calls.
362 (execute_one_pass): Sanity check that IPA passes are called at IPA
363 level and RTL passes at RTL level.
364 (execute_pass_list): IPA pass can not be after or subpass of
366 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
367 disallov RTL subpasses of IPA subpasses.
369 2008-04-05 Ben Elliston <bje@au.ibm.com>
371 * tree-cfg.c (need_fake_edge_p): Return false for calls to
372 builtins that return exactly once and do not throw. Cache call to
375 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
377 PR rtl-optimization/34916
379 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
380 between instruction pairs.
382 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
384 * doc/invoke.texi: Document -mbitops for SH.
385 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
386 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
387 * config/sh/sh.c (print_operand): Add %t operand code.
388 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
389 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
390 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
391 (extendqihi2): Likewise.
393 (insv): Use bset, bclr and bst instructions for SH2A if possible.
394 (extv): Use bld instruction for SH2A if possible.
396 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
397 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
398 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
399 (bset.b, bclr.b): Define peepholes.
400 * config/sh/sh.opt (mbitops): New option.
402 2008-04-04 Janis Johnson <janis187@us.ibm.com>
405 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
406 and view convert expression.
408 2008-04-04 Jakub Jelinek <jakub@redhat.com>
411 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
413 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
415 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
417 * config/i386/cpuid.h (bit_AES): New.
418 (bit_PCLMUL): Likewise.
420 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
421 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
422 SSE2 if AES or PCLMUL is enabled.
423 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
424 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
425 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
426 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
427 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
428 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
429 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
430 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
431 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
432 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
433 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
434 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
435 __builtin_ia32_aeskeygenassist128 and
436 __builtin_ia32_pclmulqdq128.
437 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
438 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
439 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
441 * config/i386/i386.h (TARGET_AES): New.
442 (TARGET_PCLMUL): Likewise.
443 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
445 * config/i386/i386.md (UNSPEC_AESENC): New.
446 (UNSPEC_AESENCLAST): Likewise.
447 (UNSPEC_AESDEC): Likewise.
448 (UNSPEC_AESDECLAST): Likewise.
449 (UNSPEC_AESIMC): Likewise.
450 (UNSPEC_AESKEYGENASSIST): Likewise.
451 (UNSPEC_PCLMUL): Likewise.
453 * config/i386/i386.opt (maes): New.
456 * config/i386/sse.md (aesenc): New pattern.
457 (aesenclast): Likewise.
459 (aesdeclast): Likewise.
461 (aeskeygenassist): Likewise.
462 (pclmulqdq): Likewise.
464 * config/i386/wmmintrin.h: New.
466 * doc/extend.texi: Document AES and PCLMUL built-in function.
468 * doc/invoke.texi: Document -maes and -mpclmul.
470 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
472 * function.c (free_after_parsing): Replace with
473 cxx_push_function_context from C++ front-end.
474 (allocate_struct_function): Don't call langhook.
475 * langhooks.h (struct lang_hooks_for_functions): Delete.
476 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
478 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
479 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
480 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
481 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
482 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
483 remove LANG_HOOKS_FUNCTION_INITIALIZER.
484 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
486 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
487 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
489 2008-04-04 Jakub Jelinek <jakub@redhat.com>
492 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
495 2008-04-04 Richard Guenther <rguenther@suse.de>
498 * fold-const.c (optimize_minmax_comparison): Use the correct
499 type for the constant in the simplified comparison.
501 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
503 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
504 Pass L2 size as "--param l2-cache-size" to the compiler.
505 (decode_l2_cache): New function to decode L2 cache parameters using
506 0x8000006 extended cpuid function.
507 (detect_caches_amd): Determine parameters of L2 cache using
508 decode_l2_caches function.
509 (decode_caches_intel): Decode L2 cache parameters.
510 (detect_caches_intel): Determine L2 cache parameters using
511 decode_caches_intel and decode_l2_caches functions.
513 2008-04-03 Bob Wilson <bob.wilson@acm.org>
515 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
516 secondary input reload for subword loads from the constant pool.
518 2008-04-03 Janis Johnson <janis187@us.ibm.com>
521 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
522 constants of the appropriate size for runtime calculations.
525 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
526 decimal-float literal constant zero.
528 2008-04-03 Jakub Jelinek <jakub@redhat.com>
531 * c-parser.c (c_parser_omp_atomic): Call
532 default_function_array_conversion on the RHS.
535 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
536 call is_variable_sized if decl has incomplete type.
538 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
540 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
542 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
544 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
546 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
547 (sgt<u>): Merge sgt and sgtu into new expander.
548 (sgt, sgtu): Remove expanders.
549 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
550 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
551 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
552 *sgtu_<mode>_mips16 into new pattern.
553 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
554 (sge<u>): Merge sge and sgeu into new expander.
555 (sge, sgeu): Remove expanders.
556 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
558 (*sge_<mode>, second *sge_<mode>): Remove patterns.
559 (slt<u>): Merge slt and sltu into new expander.
560 (slt, sltu): Remove expanders.
561 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
562 (*slt_<mode>, *sltu_<mode>): Remove patterns.
563 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
564 *sltu_<mode>_mips16 into new pattern.
565 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
566 (sle<u>): Merge sle and sleu into new expander.
567 (sle, sleu): Remove expanders.
568 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
569 (*sle_<mode>, *sleu_<mode>): Remove patterns.
570 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
571 *sleu_<mode>_mips16 into new pattern.
572 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
574 2008-04-03 Jan Hubicka <jh@suse.cz>
576 PR tree-optimization/35795
577 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
578 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
579 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
580 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
581 * score/score3.c (score3_output_mi_thunk): Likewise.
582 * score/score7.c (score7_output_mi_thunk): Likewise.
583 * mips/mips.c (mips_output_mi_thunk): Likewise.
585 2008-04-03 Richard Guenther <rguenther@suse.de>
587 * tree-vrp.c (extract_range_from_unary_expr): Handle all
588 conversions. Simplify code.
590 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
592 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
594 2008-04-03 Tom Tromey <tromey@redhat.com>
595 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
597 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
598 * config/bfin/t-bfin-linux (generated_files): Add
599 linux-sysroot-suffix.h.
600 * doc/install.texi (Prerequisites): Require make 3.80.
601 * doc/sourcebuild.texi (Front End Directory): Document new
603 * Makefile.in (generated_files): New variable.
604 (ALL_HOST_OBJS): New variable.
605 ($(ALL_HOST_OBJS)): New target.
607 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
609 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
610 (remap_block): Call id->transform_lang_insert_block instead
612 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
613 Set id.transform_lang_insert_block to NULL.
614 (clone_body): Move to cp/optimize.c
615 * tree-inline.h (struct copy_body_data): Change
616 transform_lang_insert_block to function pointer.
617 (copy_generic_body, copy_decl_no_change): Export.
618 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
619 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
620 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
622 * c-tree.h (insert_block): Kill.
623 * c-decl.c (insert_block): Kill.
625 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
627 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
628 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
629 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
631 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
632 argument, call {push,pop}_function_context from here.
633 * c-parser.c: Use c_{push,pop}_function_context.
635 * function.c (push_function_context_to): Move meat ...
636 (push_function_context): ... here. Simplify.
637 * function.c (pop_function_context_from): Move meat ...
638 (pop_function_context): ... here. Simplify.
639 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
641 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
642 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
643 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
644 * tree.h (push_function_context_to, pop_function_context_from): Remove.
646 2008-04-03 Ben Elliston <bje@au.ibm.com>
648 * expmed.c (extract_force_align_mem_bit_field): Remove.
650 2008-04-03 Richard Guenther <rguenther@suse.de>
653 * expr.h (try_casesi): Adjust prototype.
654 * expr.c (try_casesi): Take fallback label as extra parameter.
655 Use that for gen_casesi if default_label is NULL.
656 * stmt.c (expand_case): Pass fallback label to try_casesi,
657 make sure to fill gaps with a fallback label if default_label
660 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
663 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
665 2008-04-03 Ben Elliston <bje@au.ibm.com>
667 * expmed.c (extract_split_bit_field): Remove if (0) code.
668 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
669 (do_ds_constraint): Likewise.
671 2008-04-02 Joseph Myers <joseph@codesourcery.com>
673 * doc/cppopts.texi (-dU): Document.
674 * c-common.h (flag_dump_macros): Update comment.
675 * c-opts.c (handle_OPT_d): Handle -dU.
676 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
677 dump_queued_macros, cb_used_define, cb_used_undef): New.
678 (init_pp_output): Handle -dU.
679 (cb_line_change): Call dump_queued_macros.
680 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
682 2008-04-02 Anatoly Sokolov <aesok@post.ru>
684 * config/avr/predicates.md (io_address_operand): New predicate.
685 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
686 * config/avr/avr.c (avr_io_address_p): Remove function.
687 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
688 'avr_io_address_p' function.
689 (out_movhi_r_mr): (Ditto.).
690 (out_movqi_mr_r): (Ditto.).
691 (out_movhi_mr_r): (Ditto.).
692 (avr_address_cost): (Ditto.).
694 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
696 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
697 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
698 in 32bit mode when XMM registers are available to avoid store
700 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
701 corresponding post-reload splitters.
703 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
705 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
706 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
707 __builtin_ia32_roundss.
708 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
709 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
710 __builtin_ia32_roundss.
711 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
712 IX86_BUILTIN_SHUFPD here.
714 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
716 * config/i386/i386.md (plogic): New.
717 (plogicprefix): Likewise.
719 * config/i386/mmx.md (mmx_<code><mode>3): New.
720 (mmx_and<mode>3): Removed.
721 (mmx_ior<mode>3): Likewise.
722 (mmx_xor<mode>3): Likewise.
724 * config/i386/sse.md (<code><mode>3): New.
725 (*<code><mode>3): Likewise.
726 (*<code><mode>3): Likewise.
727 (<code><mode>3): Likewise.
728 (*sse_<code><mode>3): Likewise.
729 (*sse2_<code><mode>3): Likewise.
730 (<code>tf3): Likewise.
731 (*<code>tf3): Likewise.
732 (and<mode>3): Likewise.
733 (*and<mode>3): Likewise.
734 (ior<mode>3): Removed.
735 (*ior<mode>3): Likewise.
736 (xor<mode>3): Likewise.
737 (*xor<mode>3): Likewise.
738 (*and<mode>3): Likewise.
739 (*ior<mode>3): Likewise.
740 (*xor<mode>3): Likewise.
741 (and<mode>3): Likewise.
742 (*sse_and<mode>3): Likewise.
743 (*sse2_and<mode>3): Likewise.
746 (ior<mode>3): Likewise.
747 (*sse_ior<mode>3): Likewise.
748 (*sse2_ior<mode>3): Likewise.
751 (xor<mode>3): Likewise.
752 (*sse_xor<mode>3): Likewise.
753 (*sse2_xor<mode>3): Likewise.
757 2008-04-02 Richard Guenther <rguenther@suse.de>
759 PR tree-optimization/14495
760 PR tree-optimization/34793
761 * tree-vrp.c (struct switch_update): New structure.
762 (to_remove_edges, to_update_switch_stmts): New VECs.
763 (simplify_switch_using_ranges): New function. Remove not taken
764 case labels and edges.
765 (simplify_stmt_using_ranges): Call it.
766 (identify_jump_threads): Mark edges we have queued for removal
767 so we don't thread them.
768 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
770 * tree-cfg.c (group_case_labels): Deal with missing default label.
771 (tree_verify_flow_info): Allow missing default label.
772 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
773 (emit_case_nodes): Likewise.
774 (expand_case): Do not rely on the default label to be present.
775 * expr.c (try_casesi): Deal with NULL default_label.
776 (do_tablejump): Likewise.
778 2008-04-02 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/14495
781 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
783 (vrp_visit_switch_stmt): ... but here (new function).
784 (find_case_label_index): New helper function.
785 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
787 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
789 * fwprop.c: Fix ISO-C99ism.
791 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
794 * Makefile.in (objdir): Set it here.
795 * configure.ac: Not here. Find dynamic linker characteristics.
796 * exec-tool.in: Use them.
797 * aclocal.m4: Regenerate.
798 * configure: Regenerate.
800 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
802 * expr.c (expand_var): Delete it.
803 * expr.h (expand_var): Delete prototype.
804 * function.c (expand_function_start): Use expand_decl instead.
805 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
808 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
810 PR rtl-optimization/35542
811 * fwprop.c (forward_propagate_and_simplify): Replace
812 loc_reg_mentioned_in_p with reg_mentioned_p.
814 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
816 PR rtl-optimization/35281
817 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
818 (propagate_rtx_1): Handle PR_HANDLE_MEM.
819 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
820 (varying_mem_p): Move above propagate_rtx.
821 (all_uses_available_at): Do not check MEMs.
823 2008-04-02 Rafael Espindola <espindola@google.com>
825 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
826 (register_edge_assert_for_2): Split the cond argument.
827 (register_edge_assert_for_1): Adjust for the change in
828 register_edge_assert_for_2.
829 (register_edge_assert_for): Split the cond argument.
830 (find_switch_asserts): Adjust for the change in
831 register_edge_assert_for.
833 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
835 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
836 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
837 offsets for 64-bit mingw.
838 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
839 abi for x86_64-pc-mingw.
841 2008-04-02 Richard Guenther <rguenther@suse.de>
843 * tree-vrp.c (extract_range_from_assert): Make sure to not
844 produce range min/max with TREE_OVERFOW set.
845 If merging a anti-range and a range keep the anti-range if
846 the range covers all values of the type.
847 (register_edge_assert_for_2): Only allow sign-changing
848 conversions in detecting canonical range checks. Also
849 register an assert for the unsigned name if useful.
851 PR tree-optimization/35787
852 * tree-vrp.c (vrp_val_max): New function.
853 (vrp_val_min): Likewise.
854 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
855 (vrp_val_is_min): Likewise.
856 (supports_overflow_infinity): Use vrp_val_{min,max}.
857 (negative_overflow_infinity): Likewise.
858 (positive_overflow_infinity): Likewise.
859 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
860 (is_positive_overflow_infinity): Likewise.
861 (is_overflow_infinity): Likewise.
862 (avoid_overflow_infinity): Use vrp_val_{min,max} and
863 vrp_val_is_{min,max}.
864 (set_and_canonicalize_value_range): Canonicalize anti-ranges
865 to ranges if possible. Avoid empty ranges.
867 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
870 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
871 the expression is a function address.
873 2008-04-01 George Helffrich <george@gcc.gnu.org>
875 PR fortran/PR35154, fortran/PR23057
876 * fortran/trans-common.c (create_common): Add decl to function
877 chain to preserve identifier scope in debug output.
879 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
880 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
881 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
882 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
884 (dbxout_syms): Check for COMMON-based symbol and wrap in
885 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
886 in bracket for efficiency.
888 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
889 using DW_TAG_common_block + member offset.
890 (add_pubname_string): New function.
891 (dw_expand_expr): New function to find block name and offset for
893 (common_check): New function to check whether symbol in Fortran COMMON.
894 (gen_variable_die): If COMMON, use DW_TAG_common_block.
896 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
897 use of common is unchanged.
899 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
900 with all combinations of debug options available on target.
901 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
902 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
903 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
904 .stabs functionality.
905 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
908 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
911 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
913 2008-04-02 Ben Elliston <bje@au.ibm.com>
915 * config/v850/v850.md (casesi): Remove if (0) code.
916 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
917 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
919 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/i386.md (rex64suffix): New mode attribute.
922 (floathi<mode>2): Disable expander for SSE math.
923 (*floathi<mode>2_1): New insn insn_and_split pattern.
924 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
925 corresponding post-reload splitters.
926 (*floathi<mode>2_i387): New macroized insn pattern.
927 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
928 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
929 insn_and_split pattern.
930 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
931 New macroized instruction patterns and corresponding post-reload
933 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
934 and corresponding post-reload splitters.
935 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
936 New macroized instruction patterns.
937 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
938 macroized instruction patterns and corresponding post-reload splitters.
939 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
940 corresponding post-reload splitters.
941 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
942 New macroized instruction patterns.
943 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
944 corresponding post-reload splitters.
945 (*floatsi<mode>2_i387): New macroized instruction patterns.
947 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
949 * config/i386/i386.md (smaxmin): New.
951 (maxminiprefix): Likewise.
952 (maxminfprefix): Likewise.
953 (<code><mode>3): Likewise.
954 (smin<mode>3): Removed.
955 (smax<mode>3): Likewise.
957 * config/i386/mmx.md (mmx_<code>v2sf3): New.
958 (mmx_<code>v4hi3): Likewise.
959 (mmx_<code>v8qi3): Likewise.
960 (mmx_smaxv2sf3): Removed.
961 (mmx_sminv2sf3): Likewise.
962 (mmx_umaxv8qi3): Likewise.
963 (mmx_smaxv4hi3): Likewise.
964 (mmx_uminv8qi3): Likewise.
965 (mmx_sminv4hi3): Likewise.
967 * config/i386/sse.md (<addsub><mode>3): New.
968 (*<addsub><mode>3): Likewise.
969 (<sse>_vm<addsub><mode>3): Likewise.
970 (<maxmin><mode>3): Likewise.
971 (*<maxmin><mode>3_finite): Likewise.
972 (*<maxmin><mode>3): Likewise.
973 (<sse>_vm<maxmin><mode>3): Likewise.
974 (sse3_h<addsub>v4sf3): Likewise.
975 (sse3_h<addsub>v2df3): Likewise.
976 (<maxmin>v16qi3): Likewise.
977 (*<maxmin>v16qi3): Likewise.
978 (<maxmin>v8hi3): Likewise.
979 (*<maxmin>v8hi3): Likewise.
980 (*sse4_1_<maxmin><mode>3): Likewise.
981 (*sse4_1_<maxmin><mode>3): Likewise.
982 (add<mode>3): Removed.
983 (*add<mode>3): Likewise.
984 (<sse>_vmadd<mode>3): Likewise.
985 (sub<mode>3): Likewise.
986 (*sub<mode>3): Likewise.
987 (<sse>_vmsub<mode>3): Likewise.
988 (smin<mode>3): Likewise.
989 (*smin<mode>3_finite): Likewise.
990 (*smin<mode>3): Likewise.
991 (<sse>_vmsmin<mode>3): Likewise.
992 (smax<mode>3): Likewise.
993 (*smax<mode>3_finite): Likewise.
994 (*smax<mode>3): Likewise.
995 (<sse>_vmsmax<mode>3): Likewise.
996 (sse3_haddv4sf3): Likewise.
997 (sse3_haddv2df3): Likewise.
998 (sse3_hsubv4sf3): Likewise.
999 (sse3_hsubv2df3): Likewise.
1000 (umaxv16qi3): Likewise.
1001 (*umaxv16qi3): Likewise.
1002 (smaxv8hi3): Likewise.
1003 (*smaxv8hi3): Likewise.
1004 (*sse4_1_smax<mode>3): Likewise.
1005 (*sse4_1_umax<mode>3): Likewise.
1006 (uminv16qi3): Likewise.
1007 (*uminv16qi3): Likewise.
1008 (sminv8hi3): Likewise.
1009 (*sminv8hi3): Likewise.
1010 (*sse4_1_smin<mode>3): Likewise.
1011 (*sse4_1_umin<mode>3): Likewise.
1013 2008-04-01 Rafael Espindola <espindola@google.com>
1015 * tree-cfg.c (verify_expr): remove in_phi.
1016 (verify_stmt): Don't call walk_tree with verify_expr. Use
1017 is_gimple_min_invariant instead of is_gimple_val.
1019 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1021 * doc/include/gpl_v3.texi: Update for manpage generation.
1022 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1024 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1025 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1026 gpl_v3.texi instead of gpl.texi.
1029 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1032 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1034 2008-04-01 Rafael Espindola <espindola@google.com>
1036 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1037 (extract_code_and_val_from_cond): Use
1038 extract_code_and_val_from_cond_with_ops.
1040 2008-04-01 Jan Hubicka <jh@suse.cz>
1042 * function.c (free_after_compilation): Free epilogue_delay_list.
1043 (prepare_function_start): Assert that previous compilation was freed.
1045 2008-04-01 Jan Hubicka <jh@suse.cz>
1046 Jim Wilson <wilson@tuliptree.org>
1047 Andreas Tobler <andreast@gcc.gnu.org>
1050 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1051 rtl.emit instead cfun->emit.
1052 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1053 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1055 2008-04-01 Ben Elliston <bje@au.ibm.com>
1057 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1059 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1061 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1063 (fprofile-use): Add var flag_profile_use
1064 * coverage.c (coverage_begin_output): Do not open a gcno file for
1065 output only if -ftest-coverage is set.
1066 Do not add getpwd() to gcda file path.
1067 (build_gcov_info): Check the new flag
1068 flag_profile_datafile_relative_path.
1069 (coverage_init): Use profile_data_prefix.
1070 Read profile counter only if flag_profile_use is set.
1071 * opts.c (common_handle_option): New option fprofile-use=,
1072 fprofile-dir=, fprofile-generate=.
1073 * toplev.c (profile_data_prefix): New variable definition.
1074 * toplev.h (profile_data_prefix): New declaration.
1075 * doc/invoke.tex (Option Summary, Optimization Options):
1078 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1080 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1081 use tmp consistently.
1084 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1085 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1086 UNSPEC_FR_RECIP_APPROX_RES.
1087 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1089 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1092 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1094 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1097 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1098 element of the vector via a pointer.
1100 2008-03-31 Ian Lance Taylor <iant@google.com>
1102 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1104 2008-03-31 Jan Hubicka <jh@suse.cz>
1106 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1107 get_arg_pointer_save_area.
1108 * expr.c (init_expr): Just clear out rtl.expr.
1109 * function.c (free_after_compilation): Clear out whole RTL structure.
1110 (get_func_frame_size): Merge into ...
1111 (get_frame_size): ... this one.
1112 (assign_stack_local_1): Merge into ...
1113 (assign_stack_local): ... this one.
1114 (expand_function_end): Update call of get_arg_pointer_save_area.
1115 (get_art_pointer_save_area): Remove cfun argument.
1116 * function.h (emit_status): regno_pointer_align does not need length
1117 attribute. Move x_regno_reg_rtx to ...
1118 (regno_reg_rtx): ... new global array.
1119 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1120 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1121 apply_args_value, forced_labels, stack_pointer_delta):
1123 (struct varasm_status): Move here from varasm.c
1124 (struct rtl_data): New. Move here some fields from struct function.
1125 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1126 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1127 used_temp_slots avail_temp_slots, temp_slot_level,
1128 nonlocal_goto_handler_labels): Update accesstors.
1129 (rtl): New global variable.
1130 (struct function): Move some fileds to rtl_data.
1131 (get_arg_pointer_save_area): Update prototype.
1132 * emit-rtl.c (rtl): Declare.
1133 (regno_reg_rtx): Declare.
1134 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1136 (gen_reg_rtx): Update.
1137 (init_virtual_regs): Do not tate emit_status argument.
1138 (init_emit): Do not allocate emit.
1139 * varasm.c (varasm_statuc): Move to function.h.
1140 (n_deferred_constatns): Update accestor.
1141 (init_varasm_status): Do not allocate varasm_status.
1142 (force_const_mem, get_pool_size, output_constant_pool): Update.
1143 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1144 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1146 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1148 PR rtl-optimization/35729
1149 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1152 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1155 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1156 load/store if memory is unaligned.
1157 (*movti_rex64): Likewise.
1159 * config/i386/predicates.md (misaligned_operand): New.
1161 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1164 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1167 2008-03-31 Jan Beulich <jbeulich@novell.com>
1169 * config/ia64/constraints.md: Add 'j' constraint.
1170 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1171 (movdi_internal): Likewise.
1173 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1176 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1178 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1181 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1182 proper error message for the third argument on blendpd and
1185 * config/i386/sse.md (blendbits): New.
1186 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1188 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1190 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1192 2008-03-30 Richard Guenther <rguenther@suse.de>
1195 * fold-const.c (fold_sign_changed_comparison): Do leave
1196 conversions to base-types alone.
1198 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1200 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1201 the link register if one altivec register is be saved.
1203 2008-03-30 Ben Elliston <bje@au.ibm.com>
1205 * final.c (final_scan_insn): Remove if (0) code.
1207 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1209 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1211 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1213 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1214 of V4SFmode to ix86_binary_operator_ok.
1216 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.c (override_options): Initialize
1219 ix86_veclib_handler to ix86_veclibabi_svml when
1220 -mveclibabi=svml is used.
1221 (ix86_veclibabi_svml): New function for SVML ABI style
1222 vectorization support.
1223 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1225 2008-03-28 Rafael Espindola <espindola@google.com>
1227 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1228 (tree_binary_nonnegative_warnv_p): Make it public.
1229 (tree_single_nonnegative_warnv_p): Make it public.
1230 (tree_invalid_nonnegative_warnv_p): Make it public.
1231 (tree_unary_nonzero_warnv_p): Make it public.
1232 (tree_binary_nonzero_warnv_p): Make it public
1233 (tree_single_nonzero_warnv_p): Make it public.
1234 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1235 (extract_range_from_binary_expr): Split the expr argument.
1236 (extract_range_from_unary_expr): Split the expr argument.
1237 (extract_range_from_comparison): Split the expr argument.
1238 (extract_range_from_expr): Use the new aux functions.
1239 (vrp_evaluate_conditional_warnv): Use
1240 vrp_evaluate_conditional_warnv_with_ops.
1241 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1242 (tree_binary_nonzero_warnv_p): Declare.
1243 (tree_single_nonzero_warnv_p): Declare.
1244 (tree_expr_nonzero_warnv_p): Declare.
1245 (tree_unary_nonnegative_warnv_p): Declare.
1246 (tree_binary_nonnegative_warnv_p): Declare.
1247 (tree_single_nonnegative_warnv_p): Declare.
1248 (tree_invalid_nonnegative_warnv_p): Declare.
1250 2008-03-28 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/30317
1253 PR tree-optimization/30911
1254 PR tree-optimization/34793
1255 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1256 (struct assert_locus_d): New member EXPR.
1257 (register_new_assert_for): Add EXPR parameter to support
1258 ASSERT_EXPR <name, expr OP limit>.
1259 (register_edge_assert_for_1): Adjust callers.
1260 (find_assert_locations): Likewise.
1261 (process_assert_insertions_for): Build condition from expression.
1262 (extract_range_from_assert): Handle ASSERT_EXPRs
1263 of the form ASSERT_EXPR <name, expr OP limit>.
1264 (register_edge_assert_for_2): New helper registering
1265 asserts for comparisons. Recognize range tests of the form
1266 (unsigned)i - CST1 OP CST2.
1267 (register_edge_assert_for_1): Use it.
1268 (register_edge_assert_for): Likewise.
1269 (needs_overflow_infinity): Integer sub-types
1270 do not need overflow infinities.
1271 (vrp_val_is_max): The extreme values of integer sub-types
1272 are those of the base type.
1273 (vrp_val_is_min): Likewise.
1274 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1277 2008-03-28 Nick Clifton <nickc@redhat.com>
1279 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1280 Return GENERAL_REGS for stack adjustment reloads.
1282 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1285 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1286 const_vector when all the vectors are constant.
1288 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1290 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1292 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1293 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1295 (s<code>_sf): Use new scc_sf attribute for opcode names.
1297 2008-03-27 Tom Tromey <tromey@redhat.com>
1299 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1300 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1301 config/spu/t-spu-elf, config/i386/t-interix,
1302 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1303 config/i386/x-darwin, config/i386/x-mingw32,
1304 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1305 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1306 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1307 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1308 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1309 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1310 config/score/t-score-elf, config/arm/t-strongarm-pe,
1311 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1312 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1313 Revert automatic dependency patch.
1315 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1318 * config/i386/i386.c (ix86_function_arg_boundary): Align
1319 decimal floating point to its natural boundary.
1321 2008-03-27 Richard Guenther <rguenther@suse.de>
1324 * fold-const.c (fold_comparison): Restrict distinct decl
1325 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1326 solely rely on operand_equal_p.
1328 2008-03-27 Richard Guenther <rguenther@suse.de>
1331 * c-common.c (handle_weak_attribute): Reject combination of
1334 2008-03-27 Richard Guenther <rguenther@suse.de>
1336 PR tree-optimization/32810
1337 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1338 conversions from DECL_INITIAL.
1339 (fold_const_aggregate_ref): Likewise from constructor elements.
1341 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1343 * tree-affine.h (aff_combination_expand): Declare.
1344 (get_inner_reference_aff): Likewise.
1345 * tree-affine.c (aff_combination_expand): Split out from
1346 tree_to_aff_combination_expand.
1347 (get_inner_reference_aff): New function.
1348 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1349 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1350 (struct lim_aux_data): sm_done field removed.
1351 (mem_ref_loc_p, mem_ref_locs_p): New types.
1352 (struct mem_ref): Added id, stored, accesses_in_loop,
1353 indep_loop, dep_loop, indep_ref, dep_ref fields.
1354 Removed is_stored, locs and next fields.
1355 (memory_accesses): New variable.
1356 (movement_possibility): Do not allow moving statements
1357 that store to memory.
1358 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1360 (determine_max_movement): For statements with memory references,
1361 find the outermost loop in that the reference is independent.
1362 (move_computations_stmt): Mark the virtual operands for renaming.
1363 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1364 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1365 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1366 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1367 create_vop_ref_mapping, analyze_memory_references,
1368 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1369 get_all_locs_in_loop, ref_always_accessed_p,
1370 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1371 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1372 store_motion_loop, store_motion): New functions.
1373 (struct vop_to_refs_elt): New type.
1374 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1375 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1376 (schedule_sm): Replaced by...
1377 (execute_sm): ... this.
1378 (determine_lsm_ref, hoist_memory_references,
1379 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1380 find_more_ref_vops, free_mem_ref, free_mem_refs,
1381 determine_lsm_loop, determine_lsm): Removed.
1382 (tree_ssa_lim_finalize): Free data structures used by store motion.
1383 (tree_ssa_lim): Call analyze_memory_references. Use
1384 store_motion instead of determine_lsm.
1386 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1388 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1389 rename tmake_file to m68hc11/t-m68hc11.
1390 (mcore): Set inhibit_libc to true.
1391 * config.host (alpha*-dec-*vms*): Set extra_programs.
1392 (interix3*): Don't use host_xmake_file.
1393 * configure.ac: Let config.gcc override inhibit_libc.
1394 * configure: Regenerate.
1396 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1397 * config/t-openbsd-thread: Remove commented out lines.
1399 * config/x-interix: Remove.
1401 * config/m68hc11/t-m68hc11-gas: Rename to...
1402 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1404 * config/mcore/t-mcore: Remove T_CFLAGS.
1405 * config/mcore/t-mcore-pe: Likewise.
1407 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1409 * configure.ac: Replace custom __GNU_SOURCE test with
1410 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1411 * aclocal.m4: Regenerate.
1412 * configure: Regenerate.
1413 * config.in: Regenerate.
1415 2008-03-27 Richard Guenther <rguenther@suse.de>
1417 * fold-const.c (target.h): Include.
1418 (fold_comparison): Fold comparison of addresses of decls
1419 that bind locally or of constants. Consolidate address folding code.
1420 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1421 results from fold_binary_to_constant.
1422 (compare_values_warnv): Likewise.
1424 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1427 * fold-const.c (fold_truthop): Check for integeral types when folding
1428 a == 0 && b == 0 and a != 0 || b != 0 .
1430 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1432 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1434 2008-03-26 Andreas Schwab <schwab@suse.de>
1436 * doc/invoke.texi: Fix use of @item vs. @itemx.
1438 2008-03-26 Tom Tromey <tromey@redhat.com>
1440 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1441 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1442 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1443 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1444 build/genconstants.o, build/genemit.o, build/genextract.o,
1445 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1446 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1449 2008-03-26 Richard Guenther <rguenther@suse.de>
1452 2008-03-26 Richard Guenther <rguenther@suse.de>
1454 * fold-const.c (target.h): Include.
1455 (fold_comparison): Fold comparison of addresses of two decls
1456 that bind locally. Consolidate address folding code.
1458 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1460 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1461 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1462 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1463 dconstsqrt2, dconstthird, dconste and/or dconst10.
1464 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1465 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1466 dconstsqrt2, dconste): Delete.
1467 (init_emit_once): Likewise. Simplify initializing dconstm1.
1469 * real.c (get_real_const): New.
1470 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1471 dconstsqrt2, dconste): Delete.
1472 (real_value_const, get_real_const): New.
1474 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1476 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1478 * config/i386/i386.c (ix86_function_arg_boundary): Check
1479 BIGGEST_ALIGNMENT instead of 128.
1480 (setup_incoming_varargs_64): Likewise.
1482 2008-03-26 Tom Tromey <tromey@redhat.com>
1484 * Makefile.in (DEPFILES): Add missing '/'.
1486 2008-03-26 Richard Guenther <rguenther@suse.de>
1488 * fold-const.c (target.h): Include.
1489 (fold_comparison): Fold comparison of addresses of two decls
1490 that bind locally. Consolidate address folding code.
1492 2008-03-26 Nick Clifton <nickc@redhat.com>
1495 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1496 not allow INT+INT as a legitimate addressing mode.
1498 2008-03-26 Richard Guenther <rguenther@suse.de>
1500 * tree-flow.h (widen_bitfield): Remove declaration.
1501 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1502 (widen_bitfield): Remove function.
1503 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1506 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1509 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1512 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1514 PR rtl-optimization/35232
1515 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1516 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1517 reg_reloaded_call_part_clobbered here.
1518 (reload_regs_reach_end_p): New function.
1519 (reload_reg_rtx_for_input): New variable.
1520 (reload_reg_rtx_for_output): Likewise.
1521 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1522 when reassigning a pseudo register. Load reloadreg from
1523 reload_reg_rtx_for_input, moving the mode and register
1525 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1526 instead of the original when deciding whether an input reload
1527 would be a no-op or whether an output reload can be deleted.
1528 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1529 when setting up new_spill_reg_store. Load it from
1530 reload_reg_rtx_for_output, moving the mode and register
1532 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1533 instead of the original when deciding whether an output reload
1534 would be a no-op. Do the same when modifying insn notes.
1535 Use rtx_equal_p instead of == to compare the registers.
1536 (inherit_piecemeal_p): Take a mode and two register numbers
1538 (emit_reload_insns): Clear new_spill_reg_store for every hard
1539 register in the reload register. Remove spill registers
1540 from reg_reloaded_valid before considering whether to record
1541 inheritance information for them. Use reload_reg_rtx_for_output
1542 instead of reg_rtx when recording output reloads. Use
1543 reload_reg_rtx_for_input instead of reg_rtx when recording
1544 input reloads. Set or clear reg_reloaded_call_part_clobbered
1545 at the same time as setting reg_reloaded_valid.
1546 (delete_output_reload): Add a new_reload_reg parameter and use it
1547 instead of rld[j].reg_rtx.
1548 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1551 2008-03-25 Tom Tromey <tromey@redhat.com>
1553 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1554 (build/genattr.o): Likewise.
1555 (build/genattrtab.o): Likewise.
1556 (build/gencodes.o): Likewise.
1557 (build/genconfig.o): Likewise.
1558 (build/genconstants.o): Likewise.
1559 (build/genemit.o): Likewise.
1560 (build/genextract.o): Likewise.
1561 (build/genflags.o): Likewise.
1563 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1565 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1566 instead of size_int for integer types.
1567 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1568 to match type of MINUS_EXPR.
1570 2008-03-25 Tom Tromey <tromey@redhat.com>
1572 * configure: Rebuilt.
1573 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1576 2008-03-25 Tom Tromey <tromey@redhat.com>
1578 * config/x-solaris (host-solaris.o): Update.
1579 * config/x-linux (host-linux.o): Update.
1580 * config/x-hpux (host-hpux.o): Update.
1581 * config/x-darwin (host-darwin.o): Update.
1582 * config/v850/t-v850e (v850-c.o): Update.
1583 * config/v850/t-v850 (v850-c.o): Update.
1584 * config/t-vxworks (vxworks.o): Update.
1585 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1586 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1587 * config/spu/t-spu-elf (spu-c.o): Update.
1589 * config/sh/t-symbian (sh-c.o): Update.
1590 (symbian.o): Update.
1591 * config/sh/t-sh (sh-c.o): Update.
1592 * config/score/t-score-elf (score7.o, score3.o): Update.
1593 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1594 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1595 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1596 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1598 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1599 * config/m32c/t-m32c (m32c-pragma.o): Update.
1600 * config/ia64/t-ia64 (ia64-c.o): Update.
1601 * config/i386/x-mingw32 (host-mingw32.o): Update.
1602 * config/i386/x-i386 (driver-i386.o): Update.
1603 * config/i386/x-darwin (host-i386-darwin.o): Update.
1604 * config/i386/x-cygwin (host-cygwin.o): Update.
1605 * config/i386/t-nwld (nwld.o): Update.
1606 * config/i386/t-netware (netware.o): Update.
1607 * config/i386/t-interix (winnt.o): Update.
1608 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1609 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1610 msformat-c.o): Update.
1611 * config/bfin/t-bfin-linux (generated_files): Add
1612 linux-sysroot-suffix.h.
1613 * config/arm/t-wince-pe (pe.o): Update.
1614 * config/arm/t-strongarm-pe (pe.o): Update.
1615 * config/arm/t-pe (pe.o): Update.
1616 * config/arm/t-arm (arm-c.o): Update.
1617 * doc/install.texi (Prerequisites): Require make 3.80.
1618 * Makefile.in: Remove .o targets.
1619 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1620 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1621 (simple_generated_h, simple_generated_c): Move earlier.
1622 (generated_files): New variable.
1623 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1624 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1625 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1626 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1627 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1628 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1629 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1630 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1631 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1632 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1633 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1634 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1636 (COMPILE.base, COMPILE): New variables.
1637 (%.o): New pattern rule.
1638 (ALL_HOST_OBJS): New variable.
1639 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1640 (dummy-checksum.o, cc1-checksum.o): Remove.
1641 (DRIVER_SHLIB): New variable.
1642 (DRIVER_DEFINES): Use it.
1643 (gencondmd.c): Move out of build/.
1644 (s-conditions): Update.
1645 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1646 (ALL_BUILD_OBJS): Likewise.
1647 (build/%.o): Use BUILDCOMPILE.
1648 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1649 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1650 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1651 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1652 build/genconfig.o, build/genconstants.o, build/genemit.o,
1653 build/genextract.o, build/genflags.o, build/genmddeps.o,
1654 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1655 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1656 build/gen-protos.o, build/scan.o, build/fix-header.o,
1657 build/scan-decls.o): Simplify.
1658 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1659 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1660 prefix.o, toplev.o): Reduce to variable setting.
1661 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1662 ($(out_object_file), gcc-options.o): New targets.
1663 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1664 * configure: Rebuilt.
1665 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1666 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1668 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1670 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1671 complain when we hit an error, return ERROR_MARK_NODE.
1673 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1675 * config/sh/constraints.md (Pso, Psz): New constraints.
1676 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1677 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1679 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1681 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1682 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1684 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1686 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1687 (prefetch_sh2a): New.
1689 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1690 Naveen.H.S <naveen.hs@kpitcummins.com>
1692 * config/sh/constraints.md (I28): New constraint.
1693 * config/sh/sh.c (broken_move): Add support for movi20s.
1694 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1696 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1697 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1698 Naveen.H.S <naveen.hs@kpitcummins.com>
1700 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1701 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1702 (print_operand): Handle resbank in %@ operand code.
1703 (sh_encode_section_info): New.
1704 (push_regs): Add conditions for resbank.
1705 (sh_expand_epilogue): Likewise.
1706 (sh_insert_attributes): Likewise.
1707 (sh_attribute_table): Likewise.
1708 (sh_handle_resbank_handler_attribute): New.
1709 (sh2a_handle_function_vector_handler_attribute): New.
1710 (sh2a_is_function_vector_call): New.
1711 (sh2a_get_function_vector_number): New.
1712 (sh2a_function_vector_p): New.
1713 (sh_cfun_resbank_handler_p): New.
1714 * config/sh/sh.md (calli): Emit jsr/n if possible.
1715 (calli_tbr_rel): New.
1716 (calli_pcrel): Emit jsr/n if possible.
1717 (return_i): Emit rts/n if possible.
1718 (call_valuei_tbr_rel): New.
1719 (call_valuei_pcrel): Add condition for SH2A target.
1720 (call_value): Likewise.
1721 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1722 (sh2a_get_function_vector_number): Likewise.
1723 (sh2a_is_function_vector_call): Likewise.
1724 * doc/extend.texi: Document TBR relative addressing of SH2A.
1725 (resbank): Add description for SH2A.
1727 2008-03-24 Richard Guenther <rguenther@suse.de>
1730 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1731 pointer assignments change conversions according to middle-end rules.
1732 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1733 * configure.ac: Include type checking in yes.
1734 * configure: Regenerate.
1736 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1738 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1739 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1741 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1743 * gthr-vxworks.h (UNUSED): Define.
1745 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1747 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1749 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1751 * doc/extend.texi (Function Attributes): Add missing comma in the
1752 example of the "alloc_size" attribute.
1754 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1757 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1759 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1762 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1765 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1766 of the underlying type of a MS bitfield layout to the natural
1767 alignment of the type.
1769 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1772 to their natural alignment to avoid store forwarding stalls.
1774 2008-03-22 Richard Guenther <rguenther@suse.de>
1776 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1777 For PHI nodes verify the address is invariant.
1778 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1779 (get_symbol_constant_value): Use is_gimple_min_invariant.
1780 (maybe_fold_stmt_indirect): Likewise.
1782 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1784 PR rtl-optimization/33927
1785 * Makefile.in (dse.o): Depend on $(TM_P_H).
1786 * expr.h (extract_low_bits): Declare.
1787 * expmed.c (extract_low_bits): New function.
1788 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1789 * dse.c: Include tm_p.h.
1790 (find_shift_sequence): Remove the read_reg argument and return the
1791 read value. Emit the instructions instead of returning them.
1792 Iterate on new_mode rather than calculating it each time.
1793 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1794 source to NEW_MODE and extract_low_bits to convert the shifted
1796 (replace_read): Allow the load and store to have different mode
1797 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1798 or extraction instructions before trying the replacement. Update
1799 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1801 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1803 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1804 to their natural alignment to avoid store forwarding stalls.
1806 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1809 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1810 encouraging but not allowing gprs for input;
1811 change the input constraint to !f#r.
1812 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1814 change the output constraint to !f#r.
1816 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1819 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1820 corresponding post-reload splitters.
1821 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1822 when x87 FP math is selected.
1823 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1824 New function prototype.
1825 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1826 unreachable function to ease macroization of insn patterns.
1828 2008-03-21 Martin Jambor <mjambor@suse.cz>
1830 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1831 reference dumps if ddr is NULL or dependence is unknown.
1833 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1835 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1836 unsigned extension into account.
1837 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1838 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1839 Do computations on a scratch register.
1841 2008-03-21 Richard Guenther <rguenther@suse.de>
1843 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1844 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1845 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1846 * tree-ssa-dom.c (record_equality): Likewise.
1847 * tree-inline.c (copy_body_r): Likewise.
1848 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1851 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1853 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1854 as 'delete_unused' argument.
1856 2008-03-20 Richard Guenther <rguenther@suse.de>
1858 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1859 special casing of constant qualifiers.
1860 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1861 care about them in general.
1862 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1863 regardless of their type.
1864 (fold_stmt_r): Forcefully fold *& if we end up with that.
1866 2008-03-20 Paul Brook <paul@codesourcery.com>
1868 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1869 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1871 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1873 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1874 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1876 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1878 * common.opt (Wmudflap): New option.
1879 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1880 (mx_register_decls): Likewise.
1881 (mudflap_finish_file): Likewise.
1882 * doc/invoke.texi: Document -Wno-mudflap.
1884 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1886 * c-format.c (replace_format_name_to_system_name): New.
1888 (convert_format_name_to_system_name): New.
1889 (decode_format_attr): Add use of convert_format_name_to_system_name.
1890 (format_types_orig): Add gnu_ prefix to names.
1891 (check_format_info_main): Special treating of \0 escaped names for
1892 supporting multi-character format specifiers as I32, I64.
1893 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1894 (gnu_target_overrides_format_attributes): New.
1895 * c-format.h: Add structure target_ovr_attr to hold
1896 system specific formatter names.
1897 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1898 msformat-c.o file to c_target_objs and cxx_target_objs.
1899 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1900 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1901 (TARGET_N_FORMAT_TYPES): New.
1902 * config/i386/msformat-c.c: New.
1903 * config/i386/t-cygming: Add build rule for msformat-c.o.
1904 * doc/extend.texi: Add new format names gnu_* and ms_* and
1906 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1908 2008-03-20 Ira Rosen <irar@il.ibm.com>
1910 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1911 optimizations turned on under -O3.
1912 (ftree-vectorize): Add that the flag is turned on with -O3.
1914 2008-03-20 Ben Elliston <bje@au.ibm.com>
1916 * regmove.c (try_auto_increment): Fix spelling error in comment.
1917 * final.c (final_scan_insn): Likewise.
1919 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1923 allocator preferences for "y" and "r" class registers.
1924 ("*mov<mode>_internal"): Ditto.
1925 ("*movv2sf_internal_rex64"): Ditto.
1926 ("*movv2sf_internal"): Ditto.
1928 2008-03-19 Michael Matz <matz@suse.de>
1931 * calls.c (expand_call): Check overlap of arguments with call
1932 address for sibcalls.
1934 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1937 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1938 of the underlying type of a MS bitfield layout to the natural
1939 alignment of the type.
1941 2008-03-19 Jan Hubicka <jh@suse.cz>
1944 * toplev.c (decode_d_option): Handle all CPP flags.
1945 * tree-vrp.c: Update tree_pass descriptors.
1946 * regrename.c: Update tree_pass descriptors.
1947 * fwprop.c: Update tree_pass descriptors.
1948 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1949 * tree-into-ssa.c: Update tree_pass descriptors.
1950 * tree-dump.c: Update tree_pass descriptors.
1951 * tree-complex.c: Update tree_pass descriptors.
1952 * tree-dump.h: Update tree_pass descriptors.
1953 * see.c: Update tree_pass descriptors.
1954 * cgraphbuild.c: Update tree_pass descriptors.
1955 * tracer.c: Update tree_pass descriptors.
1956 * tree-loop-distribution.c: Update tree_pass descriptors.
1957 * cgraph.c: Update tree_pass descriptors.
1958 * postreload-gcse.c: Update tree_pass descriptors.
1959 * postreload.c: Update tree_pass descriptors.
1960 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1961 * tree-tailcall.c: Update tree_pass descriptors.
1962 * tree-pass.h (tree_opt_pass): Rename to ...
1963 (opt_pass) ... this one; add "type" field and remove letter field.
1964 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1965 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1966 all_lowering_passes): Update declaration.
1967 * ipa-cp.c: Update tree_pass descriptors.
1968 * final.c: Update tree_pass descriptors.
1969 * omp-low.c: Update tree_pass descriptors.
1970 * tree-ssa-dse.c: Update tree_pass descriptors.
1971 * ipa-reference.c: Update tree_pass descriptors.
1972 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1973 * auto-inc-dec.c: Update tree_pass descriptors.
1974 * reorg.c: Update tree_pass descriptors.
1975 * cgraphunit.c: Update tree_pass descriptors.
1976 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1977 * tree-ssa-ccp.c: Update tree_pass descriptors.
1978 * df-core.c: Update tree_pass descriptors.
1979 * mode-switching.c: Update tree_pass descriptors.
1980 * tree-nomudflap.c: Update tree_pass descriptors.
1981 * modulo-sched.c: Update tree_pass descriptors.
1982 * ipa-pure-const.c: Update tree_pass descriptors.
1983 * cse.c: Update tree_pass descriptors.
1984 * web.c: Update tree_pass descriptors.
1985 * tree-stdarg.c: Update tree_pass descriptors.
1986 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1987 * tree-ssa-dom.c: Update tree_pass descriptors.
1988 * tree-nrv.c: Update tree_pass descriptors.
1989 * tree-ssa-alias.c: Update tree_pass descriptors.
1990 * loop-init.c: Update tree_pass descriptors.
1991 * gimple-low.c: Update tree_pass descriptors.
1992 * ipa-inline.c: Update tree_pass descriptors.
1993 * tree-ssa-sink.c: Update tree_pass descriptors.
1994 * global.c: Update tree_pass descriptors.
1995 * ifcvt.c: Update tree_pass descriptors.
1996 * jump.c: Update tree_pass descriptors.
1997 * predict.c: Update tree_pass descriptors.
1998 * tree-ssa-loop.c: Update tree_pass descriptors.
1999 * recog.c: Update tree_pass descriptors.
2000 * dse.c: Update tree_pass descriptors.
2001 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2002 * tree-eh.c: Update tree_pass descriptors.
2003 * regmove.c: Update tree_pass descriptors.
2005 * function.c: Update tree_pass descriptors.
2006 * tree-vectorizer.c: Update tree_pass descriptors.
2007 * gcse.c: Update tree_pass descriptors.
2008 * ipa-type-escape.c: Update tree_pass descriptors.
2009 * tree-if-conv.c: Update tree_pass descriptors.
2010 * init-regs.c: Update tree_pass descriptors.
2011 * ipa.c: Update tree_pass descriptors.
2012 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2013 * rtl-factoring.c: Update tree_pass descriptors.
2014 * lower-subreg.c: Update tree_pass descriptors.
2015 * bt-load.c: Update tree_pass descriptors.
2016 * tree-dfa.c: Update tree_pass descriptors.
2017 * except.c: Update tree_pass descriptors.
2018 * emit-rtl.c: Update tree_pass descriptors.
2019 * cfgexpand.c: Update tree_pass descriptors.
2020 * tree-cfgcleanup.c: Update tree_pass descriptors.
2021 * cfgcleanup.c: Update tree_pass descriptors.
2022 * tree-ssa-pre.c: Update tree_pass descriptors.
2023 * tree-sra.c: Update tree_pass descriptors.
2024 * tree-mudflap.c: Update tree_pass descriptors.
2025 * tree-ssa-copy.c: Update tree_pass descriptors.
2026 * cfglayout.c: Update tree_pass descriptors.
2027 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2028 * tree-ssa-dce.c: Update tree_pass descriptors.
2029 * tree-ssa.c: Update tree_pass descriptors.
2030 * regclass.c: Update tree_pass descriptors.
2031 * integrate.c: Update tree_pass descriptors.
2032 * tree-optimize.c: Update tree_pass descriptors.
2033 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2034 * tree-object-size.c: Update tree_pass descriptors.
2035 * combine.c: Update tree_pass descriptors.
2036 * tree-outof-ssa.c: Update tree_pass descriptors.
2037 * bb-reorder.c: Update tree_pass descriptors.
2038 * stack-ptr-mod.c: Update tree_pass descriptors.
2039 * var-tracking.c: Update tree_pass descriptors.
2040 * tree-profile.c: Update tree_pass descriptors.
2041 * tree-vect-generic.c: Update tree_pass descriptors.
2042 * reg-stack.c: Update tree_pass descriptors.
2043 * sched-rgn.c: Update tree_pass descriptors.
2044 * tree-ssa-structalias.c: Update tree_pass descriptors.
2045 * tree-cfg.c: Update tree_pass descriptors.
2046 * passes.c (current_pass): Update declaration.
2047 (finish_optimization_passes): Update.
2048 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2049 (register_one_dump_file, register_dump_files_1, next_pass_1):
2051 (init_optimization_passes): Update handling of new types.
2052 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2053 * ipa-struct-reorg.c: Update tree_pass descriptors.
2054 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2055 * combine-stack-adj.c: Update tree_pass descriptors.
2056 * cfgrtl.c: Update tree_pass descriptors.
2057 * dce.c: Update tree_pass descriptors.
2058 * tree-ssanames.c: Update tree_pass descriptors.
2060 2008-03-19 Richard Guenther <rguenther@suse.de>
2063 * tree-ssa.c (walk_data): New structure.
2064 (warn_uninitialized_var): If not always_executed warn with "maybe"
2066 (execute_early_warn_uninitialized): Compute post-dominators.
2067 Initialize always_executed before processing each basic block.
2069 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2072 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2073 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2075 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2077 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2079 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2081 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2083 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2084 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2085 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2086 target after ignore has been set, and move there also the commputation
2087 of subtarget and original_target.
2088 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2089 (LANG_HOOKS_INITIALIZER): Remove it.
2090 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2092 2008-03-18 Richard Guenther <rguenther@suse.de>
2094 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2095 found an expression with constants, note that in the VN for the lhs.
2096 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2097 fold them to constants if possible. Run cleanup_cfg if done so.
2098 (execute_pre): Return todo.
2100 (execute_fre): Likewise.
2101 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2103 (get_prop_source_stmt): Look through pointer conversions.
2105 2008-03-18 Jan Hubicka <jh@suse.cz>
2107 * tree-pretty-print.c: Include predict.h.
2108 (dump_generic_node): Dump predictor.
2109 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2110 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2111 * gimple-low.c (lower_stmt): Likewise.
2112 * expr.c (expand_expr_real): Likewise.
2113 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2115 (build_predict_expr, build_predict_expr): New.
2116 * predict.h (predictor_name, build_predict_expr): Update.
2117 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2118 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2119 * predict.def (PRED_CONTINUE): Update hitrate.
2120 * tree.def (PREDICT_EXPR): Define.
2121 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2122 do not handle BIND_EXPR.
2123 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2124 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2125 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2128 2008-03-18 Michael Matz <matz@suse.de>
2130 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2132 2008-03-18 Richard Guenther <rguenther@suse.de>
2134 * tree-gimple.h (is_gimple_invariant_address): Declare.
2135 (is_gimple_constant): Likewise.
2136 * tree-gimple.c (is_gimple_constant): New function.
2137 (is_gimple_invariant_address): Likewise.
2138 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2139 and is_gimple_invariant_address.
2140 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2142 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2143 an addressable base.
2145 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2148 * gimplify.c (gimplify_expr): Gimplify second operand of
2151 2008-03-17 Richard Guenther <rguenther@suse.de>
2153 PR tree-optimization/19637
2154 * fold-const.c (fold_unary): Remove restrictions of removing
2155 intermediate pointer-conversions (P2)(P1)P0.
2156 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2157 conversion to void pointer.
2158 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2160 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2163 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2164 emulated thread local variables.
2166 2008-03-16 Richard Guenther <rguenther@suse.de>
2169 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2170 expand TREE_INVARIANT operations that are not gimple invariant.
2172 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2174 * doc/extend.texi (Alignment): Say that the ABI controls
2175 the __alignof__ for non-strict-alignment targets rather
2176 than being a recommendation.
2178 2008-03-15 Paul Brook <paul@codesourcery.com>
2180 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2182 (arm_output_fn_unwind): Mark functions that can not be unwound.
2184 2008-03-15 Paul Brook <paul@codesourcery.com>
2186 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2187 extension instructions.
2189 2008-03-15 Richard Guenther <rguenther@suse.de>
2191 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2192 and fold constant aggregate refs.
2193 (fold_const_aggregate_ref): Handle string constants
2194 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2195 (evaluate_stmt): Simplify now that ccp_fold folds constant
2198 2008-03-15 Paul Brook <paul@codesourcery.com>
2200 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2201 (extzv): Use gen_extzv_t2.
2202 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2204 2008-03-15 Richard Guenther <rguenther@suse.de>
2206 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2207 (fold_const_aggregate_ref): Likewise.
2208 (get_value): Return NULL if we don't have any values.
2209 (ccp_finalize): Set const_val to NULL after freeing it.
2210 * tree-flow.h (get_symbol_constant_value): Declare.
2211 (fold_const_aggregate_ref): Likewise.
2212 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2214 2008-03-15 Richard Guenther <rguenther@suse.de>
2217 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2218 to not produce negative array indices if not allowed. Add
2219 parameter to indicate that.
2220 (maybe_fold_offset_to_component_ref): Allow negative array
2221 indices only for the first member of a structure.
2222 (maybe_fold_offset_to_reference): Allow negative array indices.
2223 (maybe_fold_stmt_addition): Likewise.
2225 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2226 Anatoly Sokolov <aesok@post.ru>
2228 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2229 (avr_arch): Add ARCH_AVR6.
2230 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2231 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2232 instead of fixed value 2.
2233 (print_operand_address): Use gs() asm specifier instead of pm().
2234 (avr_assemble_integer): (Ditto.).
2235 (avr_output_addr_vec_elt): (Ditto.).
2236 (print_operand): Handle "!" code.
2237 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2238 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2239 (AVR_HAVE_EIJMP_EICALL): Define.
2240 (AVR_3_BYTE_PC): Redefine.
2241 (AVR_2_BYTE_PC): (Ditto.).
2242 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2243 (LINK_SPEC): Add atmega2560 and atmega2561.
2244 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2246 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2247 for 3 byte PC devices.
2248 (call_value_insn): (Ditto.).
2249 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2250 (indirect_jump): Use only for for 2 byte PC devices.
2251 (*tablejump): (Ditto.).
2252 (*indirect_jump_avr6): Add insn.
2253 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2254 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2255 instead of ijmp for 3 byte PC devices.
2256 (__tablejump2__): (Ditto.).
2257 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2258 (MULITLIB_DIRNAMES): (Ditto.).
2259 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2261 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2264 "sse2_umulsidi3". Use V1DI mode for operand 0.
2265 ("mmx_psadbw"): Use V1DI mode for operand 0.
2266 * config/i386/i386-modes.def (V1SI): New vector mode.
2267 * config/i386/i386.c (struct builtin_description)
2268 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2269 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2270 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2271 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2272 v1di_ftype_v8qi_v8qi type.
2273 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2275 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2276 __builtin_ia32_pmuludq]: Fix the mode of return value.
2278 2008-03-15 Richard Guenther <rguenther@suse.de>
2281 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2284 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2286 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2287 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2288 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2289 unless TARGET_SERIALIZE_VOLATILE is enabled.
2290 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2291 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2292 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2294 2008-03-14 Richard Guenther <rguenther@suse.de>
2296 PR tree-optimization/34172
2297 * tree-flow.h (refs_may_alias_p): Declare.
2298 (get_single_def_stmt): Likewise.
2299 (get_single_def_stmt_from_phi): Likewise.
2300 (get_single_def_stmt_with_phi): Likewise.
2301 * tree-dfa.c (refs_may_alias_p): New function.
2302 (get_single_def_stmt): Likewise.
2303 (get_single_def_stmt_from_phi): Likewise.
2304 (get_single_def_stmt_with_phi): Likewise.
2305 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2306 (vn_reference_lookup_1): New helper function.
2307 (vn_reference_lookup): Walk the virtual use-def chain to
2308 continue searching for a match if the def does not alias the
2309 reference we are looking for.
2311 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2313 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2314 archive and Perzl. Update The Written Word listing.
2316 2008-03-14 Richard Guenther <rguenther@suse.de>
2318 PR tree-optimization/34043
2319 PR tree-optimization/33989
2320 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2322 (bitmap_find_leader): Use extra argument to verify dominance
2323 relationship inside a basic-block.
2324 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2325 (find_leader_in_sets): Adjust.
2326 (create_component_ref_by_pieces): Take extra argument for
2327 dominance check, handle lookup failures.
2328 (find_or_generate_expression): Likewise.
2329 (create_expression_by_pieces): Likewise.
2330 (insert_into_preds_of_block): Adjust.
2331 (create_value_expr_from): If asked for, verify all operands
2332 are in the blocks AVAIL_OUT set.
2333 (make_values_for_stmt): Check for SSA_NAMEs that are life
2334 over an abnormal edge.
2335 (compute_avail): Remove such check.
2336 (do_SCCVN_insertion): New function.
2337 (eliminate): If we do not find a leader suitable for replacement
2338 insert a replacement expression from SCCVN if available.
2339 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2340 (struct vn_ssa_aux): Add needs_insertion flag.
2341 * tree-ssa-sccvn.c (may_insert): New global flag.
2342 (copy_reference_ops_from_ref): Value-number union member access
2343 based on its size, not type and member if insertion is allowed.
2344 (visit_reference_op_load): For a weak match from union type
2345 punning lookup a view-converted value and insert a SSA_NAME
2346 for that value if that is not found.
2347 (visit_use): Make dumps shorter. Do not disallow value numbering
2348 SSA_NAMEs that are life over an abnormal edge to constants.
2349 (free_scc_vn): Release inserted SSA_NAMEs.
2350 (run_scc_vn): New flag to specify whether insertion is allowed.
2351 Process SSA_NAMEs in forward order.
2352 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2353 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2354 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2355 pointer type to/from integral types that do not change the
2356 precision to regular conversions.
2358 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2360 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2361 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2362 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2363 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2364 input arguments and the mode of return value. Built-in functions
2365 that operate on whole 64-bit MMX register now use V1DI mode.
2367 2008-03-13 Alon Dayan <alond@il.ibm.com>
2368 Olga Golovanevsky <olga@il.ibm.com>
2370 PR tree-optimization/35041
2371 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2372 to locate the right position in a statement.
2374 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/xmmintrin.h: Change all static inline functions to
2379 extern inline and add __gnu_inline__ attribute.
2380 * config/i386/bmintrin.h: Ditto.
2381 * config/i386/smmintrin.h: Ditto.
2382 * config/i386/tmmintrin.h: Ditto.
2383 * config/i386/mmintrin-common.h: Ditto.
2384 * config/i386/ammintrin.h: Ditto.
2385 * config/i386/emmintrin.h: Ditto.
2386 * config/i386/pmmintrin.h: Ditto.
2387 * config/i386/mmintrin.h: Ditto.
2388 * config/i386/mm3dnow.h: Ditto.
2390 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2393 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2394 (lower_omp_2): New function.
2395 (lower_omp_1, lower_omp): Rewritten.
2397 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2400 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2401 with the phrase "Microsoft Windows compilers".
2402 (Push/Pop Macro Pragmas): New subsection. Document
2403 #pragma push_macro and pragma pop_macro.
2405 2008-03-12 Paul Brook <paul@codesourcery.com>
2407 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2409 2008-03-12 Paul Brook <paul@codesourcery.com>
2411 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2412 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2413 (thumb2_addsi_shortim): Rename ...
2414 (thumb2_addsi_short): ... to this. Allow register operands.
2415 (thumb2_subsi_short): New pattern.
2416 (thumb2_one_cmplsi2_short,
2417 thumb2_negsi2_short): New patterns and peepholes.
2419 2008-03-12 Paul Brook <paul@codesourcery.com>
2421 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2423 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.md (int_cond): New code iterator.
2427 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2428 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2429 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2430 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2431 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2432 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2433 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2434 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2436 2008-03-12 Paul Brook <paul@codesourcery.com>
2438 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2439 instead of {arm,thumb}_compute_save_reg_mask.
2440 (output_return_instruction): Ditto.
2441 (thumb_unexpanded_epilogue): Ditto.
2442 (thumb1_expand_prologue): Ditto.
2443 (thumb1_output_function_prologue): Ditto.
2444 (arm_set_return_address): Ditto.
2445 (thumb_set_return_address): Ditto.
2446 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2447 regs to achieve stack alignment.
2448 (thumb1_compute_save_reg_mask): Fix compiler warning.
2449 (arm_output_epilogue): Use offsets->saved_regs_mask.
2450 Adjust stack pointer by poping call clobered registers.
2451 (arm_expand_prologue): Use offsets->saved_regs_mask.
2452 Adjust stack pointer by pushing extra registers.
2453 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2455 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2458 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2459 conversion to the operands of a multiplication.
2461 2008-03-12 Richard Guenther <rguenther@suse.de>
2463 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2464 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2465 * timevar.def (TV_TREE_PHIPROP): Add.
2466 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2467 pass description. Use TV_TREE_PHIPROP.
2468 * tree-ssa-forwprop.c: Remove phiprop code.
2470 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2473 * omp-low.c (maybe_lookup_decl): Constify first argument.
2474 (use_pointer_for_field): Change last argument from bool to
2475 omp_context *. Disallow shared copy-in/out in nested
2476 parallel if decl is shared in outer parallel too.
2477 (build_outer_var_ref, scan_sharing_clauses,
2478 lower_rec_input_clauses, lower_copyprivate_clauses,
2479 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2481 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2482 Ira Rosen <irar@il.ibm.com>
2484 * tree-vectorizer.c (free_stmt_vec_info): New function.
2485 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2486 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2487 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2488 * tree-vect-transform.c (vectorizable_conversion): Free
2489 vec_oprnds0 if it was allocated.
2490 (vect_permute_store_chain): Remove unused VECs.
2491 (vectorizable_store): Free VECs that are allocated in the..
2493 (vect_transform_strided_load, vectorizable_load): Likewise.
2494 (vect_remove_stores): Simplify the code.
2495 (vect_transform_loop): Move code to vect_remove_stores().
2496 Call vect_remove_stores() and free_stmt_vec_info().
2498 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2500 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2501 TARGET_HPUX. Revise comment.
2502 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2503 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2504 Use sr4 variant of `be' instruction when not generating PIC code.
2505 (attr_length_call): Adjust for above change.
2507 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2509 * ipa-reference.c (static_execute): Remove module_statics_const and
2510 associated setting code.
2512 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2516 predicate for operand 1.
2517 (paritysi2_cmp): Use register_operand predicate for operand 2.
2518 Use earlyclobber modifier for operand 1. Remove support for
2520 (paritydi2_cmp): Use register_operand predicate for operand 3.
2521 Use earlyclobber modifier for operand 1. Remove support for
2524 2008-03-11 Paul Brook <paul@codesourcery.com>
2525 Vladimir Prus <vladimir@codesourcery.com>
2527 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2528 (arm_compute_save_reg0_reg12_mask): Always
2529 check if register 11 must be saved. Always safe hard frame pointer
2530 when frame_pointer_needeed.
2531 (arm_compute_save_reg_mask): Save IP and PC
2532 only with apcs frames.
2533 (arm_output_epilogue): Adjust Thumb2 codepath to
2534 be also invoked and work for ARM non-apcs frames.
2535 (arm_expand_prologue): Don't bother saving IP
2536 for non-apcs frame, since it's not clobbered by
2537 prologue code. Implement non-apcs frame
2540 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2542 PR rtl-optimization/35281
2543 * expr.c (convert_move): Use a new pseudo for the intermediate
2544 from_mode->word_mode result.
2546 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2548 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2549 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2550 * toplev.c (compile_file): Don't call it.
2552 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2555 * expr.c (store_expr): Call emit_block_move if the mode
2556 of "temp" RTX is BLKmode.
2558 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2559 Richard Guenther <rguenther@suse.de>
2561 PR tree-optimization/31358
2562 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2563 the step with a NULL_TREE.
2564 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2565 to sizetype if type is a pointer type.
2566 (add_candidate_1): Don't convert the base and step to
2567 the generic type if the orginal type is a pointer type.
2568 (add_iv_value_candidates): Use sizetype for the step
2569 if type is a pointer type.
2570 (cand_value_at): Likewise.
2571 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2573 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2574 Don't convert the tem affine to the type.
2575 (add_elt_to_tree): Use sizetype for the step if a pointer.
2576 Use POINTER_PLUS_EXPR for pointers.
2577 (aff_combination_to_tree): Use sizetype for the step if a
2580 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2582 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2583 Remove commutativity hint.
2585 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2589 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2590 errorneous type. Check that v is a VAR_DECL.
2593 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2595 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2597 PR tree-optimization/35494
2598 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2599 may be overriden at link and run time.
2601 2008-03-10 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/34677
2604 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2605 (poolify_tree): Likewise.
2606 (modify_expr_template): Likewise.
2607 (poolify_modify_stmt): Likewise.
2608 (insert_fake_stores): Handle all component-ref style stores
2609 in addition to INDIRECT_REF. Also handle complex types.
2610 Do not poolify the inserted load.
2611 (realify_fake_stores): Do not rebuild the tree but only
2612 make it a SSA_NAME copy.
2613 (init_pre): Remove initialzation of modify_expr_template.
2614 Do not allocate modify_expr_node_pool.
2615 (fini_pre): Do not free modify_expr_node_pool.
2617 2008-03-10 Paul Brook <paul@codesourcery.com>
2619 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2622 2008-03-10 Paul Brook <paul@codesourcery.com>
2623 Mark Shinwell <shinwell@codesourcery.com>
2625 * config/arm/cortex-r4.md: New.
2626 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2628 * config/arm/arm.md: Include cortex-r4.md.
2629 (insn): Add smmls, sdiv and udiv values.
2630 (generic_sched): Don't use generic scheduling for Cortex-R4.
2631 (arm_issue_rate): New function.
2632 (TARGET_SCHED_ISSUE_RATE): Define.
2634 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2636 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2638 2008-03-10 Richard Guenther <rguenther@suse.de>
2640 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2641 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2643 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2645 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2646 Set default to true.
2648 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2650 * c.opt (Wsynth): Deprecate.
2651 * doc/invoke.texi (Option Summary, Warning Options): Document
2652 -Wno-format-contains-nul.
2654 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2657 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2658 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2660 2008-03-09 Ira Rosen <irar@il.ibm.com>
2662 * config/rs6000/rs6000.c (builtin_description): Rename vector
2663 left shift operations.
2664 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2665 (altivec_vsl<VI_char>): Rename to ...
2666 (ashl<mode>3): ... new name.
2667 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2669 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2671 2008-03-08 Richard Guenther <rguenther@suse.de>
2673 * coverage.h (tree_coverage_counter_addr): Declare.
2674 * coverage.c (tree_coverage_counter_addr): New function.
2675 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2677 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2678 (tree_gen_one_value_profiler): Likewise.
2679 (tree_gen_ic_profiler): Likewise.
2680 (tree_gen_average_profiler): Likewise.
2681 (tree_gen_ior_profiler): Likewise.
2683 2008-03-08 Richard Guenther <rguenther@suse.de>
2685 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2686 (vn_binary_op_insert): Likewise.
2687 (vn_unary_op_lookup): Likewise.
2688 (vn_unary_op_insert): Likewise.
2689 (vn_nary_op_lookup): Declare.
2690 (vn_nary_op_insert): Likewise.
2691 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2692 and binary hashes, use a single obstack for unary_op_pool
2694 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2695 a single struct vn_nary_op_s. Store tree code length and
2696 a variable number of operands.
2697 (struct vn_reference_op_struct): Remove unused op2.
2698 (vn_reference_op_eq): Do not compare op2.
2699 (vn_reference_op_compute_hash): Do not compute hash of op2.
2700 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2701 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2702 with vn_nary_op_compute_hash.
2703 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2704 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2706 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2708 (visit_unary_op): Call nary functions.
2709 (visit_binary_op): Likewise.
2710 (process_scc): Adjust for struct vn_tables_s changes.
2711 (allocate_vn_table): Likewise.
2712 (free_vn_table): Likewise.
2713 * tree-vn.c (vn_add): Call nary functions.
2714 (vn_lookup): Likewise.
2716 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2719 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2720 wdst back after sync_compare_and_swapqhi_internal.
2722 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2725 * config/i386/i386-modes.def (V1DI): New vector mode.
2726 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2727 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2728 (MMXMODE248): Ditto.
2729 (MMXMODE): Add V1DI mode.
2730 (mmxvecsize): Change DI mode to V1DI mode.
2731 ("mov<mode>): Use MMXMODEI8 mode iterator.
2732 ("*mov<mode>_internal_rex64"): Ditto.
2733 ("*mov<mode>_internal"): Ditto.
2734 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2735 ("mmx_sub<mode>3"): Ditto.
2736 ("mmx_adddi3"): Remove insn pattern.
2737 ("mmx_subdi3"): Ditto.
2738 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2739 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2740 ("mmx_ashl<mode>3"): Ditto.
2741 ("mmx_lshrdi3"): Remove insn pattern.
2742 ("mmx_ashldi3"): Ditto.
2743 * config/i386/i386.c (classify_argument): Handle V1DImode.
2744 (function_arg_advance_32): Ditto.
2745 (function_arg_32): Ditto.
2746 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2747 mmx_addv1di3 insn pattern.
2748 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2749 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2750 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2751 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2752 Remove definitions of built-in functions.
2753 (V1DI_type_node): New node.
2754 (v1di_ftype_v1di_int): Ditto.
2755 (v1di_ftype_v1di_v1di): Ditto.
2756 (v2si_ftype_v2si_si): Ditto.
2757 (v4hi_ftype_v4hi_di): Remove node.
2758 (v2si_ftype_v2si_di): Ditto.
2759 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2760 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2761 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2762 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2763 Add new builtins using def_builtin_const.
2764 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2765 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2766 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2767 * config/i386/mmintrin.h (__v1di): New typedef.
2768 (_mm_add_si64): Cast arguments to __v1di type.
2769 (_mm_sub_si64): Ditto.
2770 (_mm_sll_pi16): Cast __count to __v4hi type.
2771 (_mm_sll_pi32): Cast __count to __v2si type.
2772 (_mm_sll_si64): Cast arguments to __v1di type.
2773 (_mm_srl_pi16): Cast __count to __v4hi type.
2774 (_mm_srl_pi32): Cast __count to __v2si type.
2775 (_mm_srl_si64): Cast arguments to __v1di type.
2776 (_mm_sra_pi16): Cast __count to __v4hi type.
2777 (_mm_sra_pi32): Cast __count to __v2si type.
2778 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2779 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2780 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2781 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2782 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2783 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2784 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2785 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2786 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2787 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2788 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2789 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2791 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2793 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2795 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2798 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2799 reg+const addressing for Altivec modes. Don't generate reg+reg
2800 addressing for TFmode or TDmode quantities.
2802 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2804 * c-common.c (vector_types_convertible_p): Call langhook
2805 instead of comptypes.
2807 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2810 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2811 integral and scalar float variables which have a
2814 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2816 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2817 dwarf_register_span hook when emitting unwind information for
2818 register-to-memory saves.
2819 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2820 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2822 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2824 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2825 for the same VAR_DECL.
2827 2008-03-06 Tom Tromey <tromey@redhat.com>
2830 * doc/standards.texi (Standards): Don't mention treelang.
2831 * doc/invoke.texi (Overall Options): Don't mention treelang.
2832 * doc/install.texi (Prerequisites): Don't mention bison or
2834 (Configuration): Don't mention treelang.
2835 (Building): Likewise.
2836 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2838 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2840 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2841 word-extractions out of a multi-word object.
2843 2008-03-06 Richard Guenther <rguenther@suse.de>
2845 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2846 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2847 result type and precision.
2848 * expr.c (get_inner_reference): Set unsignedp based on the result
2849 type of BIT_FIELD_REF.
2850 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2851 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2852 (try_instantiate_multiple_fields): Likewise. Use the correct type
2854 (sra_build_assignment): Likewise.
2855 (sra_build_elt_assignment): Likewise.
2856 (sra_explode_bitfield_assignment): Likewise.
2857 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2858 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2859 set BIT_FIELD_REF_UNSIGNED.
2860 (vectorizable_load): Likewise.
2862 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2864 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2867 2008-03-06 Richard Guenther <rguenther@suse.de>
2869 * alias.c (struct alias_set_entry): Move has_zero_child field
2870 to pack with alias_set.
2872 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2874 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2877 2008-03-05 Ian Lance Taylor <iant@google.com>
2879 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2881 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2883 * fwprop.c (update_df): Support width and offset parameters of
2885 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2886 global_conflicts): Change DF_REF_EXTRACT to either
2887 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2888 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2889 * df-scan.c (df_ref_record, df_defs_record,
2890 df_ref_create_structure, df_def_record_1, df_uses_record,
2891 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2892 df_bb_refs_collect, df_entry_block_defs_collect,
2893 df_exit_block_uses_collect): Support new width and offset fields.
2894 (ref_extract_pool): New storage pool.
2895 (df_free_ref): New function.
2896 (df_reg_chain_unlink, df_free_collection_rec,
2897 df_sort_and_compress_refs): Call df_free_ref.
2898 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2900 (df_ref_create_structure): Allocate df_ref_extract if offset and
2901 width fields are used.
2902 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2903 (df_uses_record): Get offset and width from ZERO_EXTRACT
2905 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2906 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2907 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2908 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2909 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2910 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2911 (df_ref_extract): New structure.
2912 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2913 (df_ref_create): Add width and offset parameters.
2915 2008-03-05 Richard Guenther <rguenther@suse.de>
2917 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2918 Use ranges_overlap_p.
2919 (offset_overlaps_with_access): Rename
2920 to ranges_overlap_p and move ...
2921 * tree-flow-inline.h (ranges_overlap_p): ... here.
2923 * tree.h (get_inner_reference, handled_component_p): Update
2926 * tree.h (record_component_aliases, get_alias_set,
2927 alias_sets_conflict_p, alias_sets_must_conflict_p,
2928 objects_must_conflict_p): Move declarations ...
2929 * alias.h (record_component_aliases, get_alias_set,
2930 alias_sets_conflict_p, alias_sets_must_conflict_p,
2931 objects_must_conflict_p): ... here.
2932 Include coretypes.h.
2933 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2935 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2937 * cfg.c: Include tree-flow.h.
2938 (remove_edge_raw): Call redirect_edge_var_map_clear.
2939 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2940 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2941 (redirect_edge_var_map_result): New.
2942 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2943 PENDING_STMT use with redirect_edge_var_map_*.
2944 * tree-ssa.c (edge_var_maps): New definition.
2945 (redirect_edge_var_map_add): New.
2946 (redirect_edge_var_map_clear): New.
2947 (redirect_edge_var_map_dup): New.
2948 (redirect_edge_var_map_vector): New.
2949 (redirect_edge_var_map_destroy): New.
2950 (ssa_redirect_edge): Replace PENDING_STMT use with
2951 redirect_edge_var_map_*.
2952 (flush_pending_stmts): Same.
2953 (delete_tree_ssa): Destroy edge var map.
2954 * tree-flow.h (struct _edge_var_map): New.
2955 Define edge_var_map vector type.
2956 Declare redirect_edge_var_map_* prototypes.
2957 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2958 * tree-cfg.c (reinstall_phi_args): Replace
2959 PENDING_STMT use with redirect_edge_var_map_*.
2961 2008-03-05 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/35472
2964 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2965 whose single use_stmt has a overlapping set of loaded and
2966 stored symbols as that use_stmt might be a noop assignment then.
2968 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2970 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2972 2008-03-05 Richard Guenther <rguenther@suse.de>
2975 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2976 should be constants.
2977 * tree-cfg.c (verify_expr): Verify it.
2978 * fold-const.c (fold_truthop): Remove code generating
2979 BIT_FIELD_REFs of structure bases.
2980 (fold_binary): Likewise.
2981 (fold_ternary): Position and size of BIT_FIELD_REFs are
2982 always host integers.
2983 (make_bit_field_ref): Remove.
2984 (optimize_bit_field_compare): Remove.
2985 (all_ones_mask_p): Remove.
2987 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2990 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2991 (split_block_and_df_analyze): New. Split basic block and rebuild
2993 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2995 (split_pattern_seq): Likewise.
2996 (erase_matching_seqs): Likewise.
2997 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2999 2008-03-04 Geoff Keating <geoffk@apple.com>
3001 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3002 declaration and code.
3003 (tree_invalid_nonnegative_warnv_p): Likewise.
3005 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3007 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3008 examples. Truncate option-names then causing overfull hbox.
3010 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3013 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3015 * configure: Rebuilt.
3017 2008-03-04 Rafael Espindola <espindola@google.com>
3019 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3020 (tree_unary_nonnegative_warnv_p): New.
3021 (tree_binary_nonnegative_warnv_p): New.
3022 (tree_single_nonnegative_warnv_p): New.
3023 (tree_invalid_nonnegative_warnv_p): New.
3024 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3026 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3029 * opts.c (handle_option): Postpone 'unknown option' errors only for
3032 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3035 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3038 2008-03-04 Rafael Espindola <espindola@google.com>
3040 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3041 (tree_binary_nonzero_warnv_p): New.
3042 (tree_single_nonzero_warnv_p): New.
3043 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3045 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3048 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3049 transformations for modes that have signed zeros.
3050 * ifcvt.c (noce_try_abs): Ditto.
3052 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3054 * config/i386/i386.c (override_options): Force
3055 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3057 2008-03-04 Jan Hubicka <jh@suse.cz>
3060 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3063 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3065 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3066 label to probe the stack.
3068 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3070 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3071 (__gthr_win32_mutex_destroy): Declare.
3072 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3073 __gthr_win32_mutex_destroy.
3074 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3076 2008-03-03 Jan Hubicka <jh@suse.cz>
3079 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3080 aggressive on inlining cold calls.
3082 2008-03-03 Richard Guenther <rguenther@suse.de>
3084 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3085 struct copies into the expression table.
3086 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3087 (try_to_simplify): Likewise.
3088 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3089 integral and pointer arguments which do not change the
3090 precision to NOP_EXPRs.
3091 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3092 VIEW_CONVERT_EXPR case.
3094 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3096 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3097 defined in a loop at depth 0 is invariant.
3098 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3099 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3100 be called at loop depth 0.
3102 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3105 * gcc.c (process_command): Update copyright notice dates.
3106 * gcov.c (print_version): Likewise.
3107 * gcov-dump.c (print_version): Likewise.
3108 * mips-tfile.c (main): Likewise.
3109 * mips-tdump.c (main): Likewise.
3111 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3114 * c-common.c (flag_permissive): Delete.
3115 (constant_expression_warnings): Check flags first.
3116 (constant_expression_error): New.
3117 * c-common.h (flag_permissive): Delete.
3118 (constant_expression_error): Declare.
3119 * flags.h (flag_permissive): Declare. Update description.
3120 * diagnostic.c (pedwarn): Update.
3122 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3123 (permissive_error_kind): New.
3124 * toplev.c (flag_permissive): Define. Update description.
3125 * toplev.h (permissive_error_kind): Declare.
3126 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3127 (pedwarn_c90): Use pedantic_warning_kind.
3128 * c-opts.c (c_common_post_options): flag_permissive does not affect
3129 flag_pedantic_errors.
3131 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3133 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3134 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3135 __absvsi2, __absvDI2): Use unsigned arithmetic.
3137 2008-03-02 Andi Kleen <ak@suse.de>
3138 Richard Guenther <rguenther@suse.de>
3140 * struct-equiv.c: Remove file.
3141 * cfg_cleanup.c (condjump_equiv_p): Remove.
3142 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3143 (struct-equiv.o): Remove rule.
3144 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3145 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3146 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3148 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3150 * ifcvt.c (noce_process_if_block): Try to handle only the then
3151 block if the else block exists but isn't suitable.
3153 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3156 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3157 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3158 regression from previous patch.
3160 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3163 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3165 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3166 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3167 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3168 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3169 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3170 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3171 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3172 (__gthread_mutex_destroy_function): Rename to
3173 __gthread_mutex_destroy.
3174 * gthr-dce.h (__gthread_mutex_destroy): Call
3175 pthread_mutex_destroy.
3176 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3177 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3178 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3180 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3182 * df-scan.c (df_ref_chain_change_bb): Simplify.
3183 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3184 set_block_for_insn if there's any change.
3185 * df.h ((df_insn_change_bb): Fix prototype.
3186 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3187 df_insn_change_bb, don't call set_block_for_insn.
3188 * emit-rtl.c (reorder_insns): Likewise.
3189 * haifa-sched.c (move_insn): Likewise.
3191 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3193 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3195 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3197 * tree-flow-inline.h (next_readonly_imm_use): Return
3198 NULL_USE_OPERAND_P after the end.
3200 2008-03-01 Richard Guenther <rguenther@suse.de>
3202 PR tree-optimization/35411
3203 * tree-sra.c (sra_build_assignment): Split conversion to
3204 final type to a separate statement if we are not assigning
3207 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3209 * fold-const.c (fold_convertible_p): Correct the logic to follow
3210 that in fold_convert().
3212 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3215 * tree-inline.c (build_duplicate_type): When we make a
3216 duplicate type, make it unique in the canonical types system.
3218 2008-02-29 Tom Tromey <tromey@redhat.com>
3220 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3221 input_file_stack_history, input_file_stack_restored): Remove.
3222 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3223 * input.h (struct file_stack): Remove.
3224 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3225 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3227 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3229 (diagnostic_last_module_changed): Add 'map' argument.
3230 (diagnostic_set_last_function): Likewise.
3231 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3232 line map, not input_file_stack.
3233 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3235 2008-02-29 Paul Brook <paul@codesourcery.com>
3237 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3239 2008-02-29 Paul Brook <paul@codesourcery.com>
3241 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3243 2008-02-29 Richard Guenther <rguenther@suse.de>
3245 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3247 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3248 value for comparing for a store match.
3249 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3250 (try_to_simplify): Do not do a full-blown reference lookup.
3252 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3254 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3255 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3257 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3259 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3261 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3262 strides against cache sizes.
3264 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3266 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3269 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3271 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3272 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3273 is smaller than the original promoted value.
3274 (simplify_subreg): If OP is a SUBREG, try to preserve its
3275 SUBREG_PROMOTED_VAR_P information.
3277 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3279 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3280 (VN_INFO_GET): Allocate new objects on the obstack.
3281 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3282 for rpo_numbers_temp, for consistency.
3283 (free_scc_vn): Free the obstack.
3285 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3287 * doc/invoke.texi: Document -ftree-loop-distribution.
3288 * tree-loop-distribution.c: New.
3289 * tree-pass.h (pass_loop_distribution): New.
3290 * graphds.h (struct graph): Add htab_t indices.
3291 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3292 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3293 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3294 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3295 * tree-data-ref.c (debug_data_dependence_relations): New.
3296 (dump_data_dependence_relation): Also print data references.
3297 (free_data_ref): Extern.
3298 (same_access_functions): Moved...
3299 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3300 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3301 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3302 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3303 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3304 (stmts_from_loop): Skip LABEL_EXPR.
3305 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3307 (build_rdg): Initialize rdg->indices htab.
3308 (free_rdg, stores_from_loop, ref_base_address,
3309 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3310 have_similar_memory_accesses_1, ref_base_address_1,
3311 remove_similar_memory_refs): New.
3312 * tree-data-ref.h: Depend on tree-chrec.h.
3313 (debug_data_dependence_relations, free_data_ref): Declared.
3314 (same_access_functions): ... here.
3315 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3317 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3318 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3319 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3320 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3321 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3322 rdg_vertex_for_stmt): Declared.
3323 (struct rdg_edge): Add level.
3325 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3326 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3328 (rdg_has_similar_memory_accesses): New.
3329 * tree-vect-analyze.c: Remove unused static decls.
3330 * lambda.h (dependence_level): New.
3331 * common.opt (ftree-loop-distribution): New.
3332 * tree-flow.h (mark_virtual_ops_in_bb,
3333 slpeel_tree_duplicate_loop_to_edge_cfg,
3334 rename_variables_in_loop): Declared.
3335 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3336 (OBJS-common): Add tree-loop-distribution.o.
3337 (tree-loop-distribution.o): New rule.
3338 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3339 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3340 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3342 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3345 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3346 other than structures and unions.
3348 2008-02-28 Richard Guenther <rguenther@suse.de>
3351 2008-02-26 Richard Guenther <rguenther@suse.de>
3353 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3354 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3355 (lookup_decl_from_uid): Declare.
3356 (remove_decl_from_map): Likewise.
3357 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3358 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3359 (decl_for_uid_map): New global hashtable mapping DECL_UID
3361 (init_ttree): Allocate it.
3362 (insert_decl_to_uid_decl_map): New helper function.
3363 (make_node_stat): Insert new decls into the map.
3364 (copy_node_stat): Likewise.
3365 (lookup_decl_from_uid): New function.
3366 (remove_decl_from_map): Likewise.
3367 (print_decl_for_uid_map_statistics): New helper.
3368 (dump_tree_statistics): Call it.
3370 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3371 (referenced_var_iterator): Adjust.
3372 (FOR_EACH_REFERENCED_VAR): Adjust.
3373 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3374 (num_referenced_vars): Adjust.
3375 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3376 (first_referenced_var): Remove.
3377 (end_referenced_vars_p): Likewise.
3378 (next_referenced_var): Likewise.
3379 (referenced_var_iterator_set): New helper function.
3380 * tree-dfa.c (referenced_var_lookup): Adjust.
3381 (referenced_var_check_and_insert): Likewise.
3382 (remove_referenced_var): Likewise.
3383 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3384 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3385 (verify_call_clobbering): Likewise.
3386 (verify_memory_partitions): Likewise.
3387 (init_tree_ssa): Allocate bitmap instead of hashtable for
3389 (delete_tree_ssa): Adjust.
3390 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3391 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3392 (compute_tag_properties): Likewise.
3393 (set_initial_properties): Likewise.
3394 (find_partition_for): Likewise.
3395 (update_reference_counts): Likewise.
3396 (dump_may_aliases_for): Likewise.
3397 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3398 (add_call_clobber_ops): Likewise.
3399 (add_call_read_ops): Likewise.
3400 (get_asm_expr_operands): Likewise.
3401 * tree-into-ssa.c (dump_decl_set): Likewise.
3402 (update_ssa): Likewise.
3403 * tree-sra.c (scan_function): Likewise.
3404 (decide_instantiations): Likewise.
3405 (scalarize_parms): Likewise.
3406 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3407 (dsa_named_for): Likewise.
3408 * tree-ssa-structalias.c (update_alias_info): Likewise.
3409 (merge_smts_into): Likewise.
3411 2008-02-27 David Daney <ddaney@avtrex.com>
3414 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3415 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3416 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3417 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3418 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3420 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3423 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3424 (BUILT_IN_NEXTTOWARD): Remove.
3425 (BUILT_IN_NEXTTOWARDF): Ditto.
3426 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3427 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3429 2008-02-27 Tom Tromey <tromey@redhat.com>
3431 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3432 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3434 2008-02-27 Jan Beulich <jbeulich@novell.com>
3436 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3437 update the respective field on newdecl.
3439 2008-02-27 Revital Eres <eres@il.ibm.com>
3441 PR rtl-optimization/34999
3442 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3443 crossing edges that ends with a call insn.
3444 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3445 call insn and clear the EDGE_CROSSING flag of the crossing edge
3446 when fixing fallthru edges.
3448 2008-02-27 Richard Guenther <rguenther@suse.de>
3451 * fold-const.c (fold_unary): Return the correct argument,
3452 converted to the result type.
3454 2008-02-27 Richard Guenther <rguenther@suse.de>
3457 * expr.c (expand_expr_real_1): Assert on rotates that operate
3459 * fold-const.c (fold_binary): Use the types precision, not the
3460 bitsize of the mode if folding rotate expressions. Build rotates
3461 only for full modes.
3463 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3465 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3467 * c-pragma.c (pragma_ns_name): New typedef.
3468 (registered_pp_pragmas): New variable.
3469 (c_pp_lookup_pragma): New function.
3470 (c_register_pragma_1): If flag_preprocess_only, do nothing
3471 for non-expanded pragmas, for expanded ones push pragma's
3472 namespace and name into registered_pp_pragmas vector.
3473 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3474 flag_preprocess_only, don't register GCC pch_preprocess
3475 pragma if flag_preprocess_only.
3476 * c-opts.c (c_common_init): Call init_pragma even if
3477 flag_preprocess_only.
3478 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3479 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3480 cpp_register_pragma if flag_preprocess_only.
3482 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3485 * c-parser.c (c_parser_translation_unit): Warn for empty
3486 translation unit, not empty source file.
3488 2008-02-26 Paul Brook <paul@codesourcery.com>
3490 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3491 operand for Thumb-2.
3492 * config/arm/arm.h (reg_class): Add CORE_REGS.
3493 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3494 (BASE_REG_CLASS): Use CORE_REGS.
3495 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3496 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3497 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3498 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3499 ARM_REGNO_OK_FOR_INDEX_P.
3500 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3501 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3502 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3503 (ldm/stm peepholes): Ditto.
3504 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3505 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3506 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3507 * config/arm/constraints.md: Enable "k" constraint on ARM.
3509 2008-02-27 Ben Elliston <bje@au.ibm.com>
3511 * config/rs6000/rs6000.c: Annotate cache line size field in all
3512 instances of struct processor_costs.
3514 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3516 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3517 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3518 jump_bypass): New counters.
3519 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3520 * dce.c (gate_ud_dce): Same.
3521 (gate_fast_dce): Same.
3522 * dse.c (gate_dse1): New function.
3523 (gate_dse2): New function.
3524 (gate_dse): Merge results of new gate functions.
3525 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3526 (gate_handle_jump_bypass): Add dbg_cnt.
3527 (gate_handle_gcse): Add dbg_cnt.
3528 * ifcvt.c (gate_handle_if_conversion): Same.
3529 (gate_handle_if_after_combine): Same.
3530 (gate_handle_if_after_reload): Same.
3531 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3533 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3535 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3537 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3539 2008-02-26 Jason Merrill <jason@redhat.com>
3542 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3543 alone if it's the naming decl for the type's main variant.
3545 2008-02-26 Tom Tromey <tromey@redhat.com>
3547 * system.h (USE_MAPPED_LOCATION): Poison.
3548 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3549 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3550 (make_goto_expr_edges): Likewise.
3551 (remove_bb): Likewise.
3552 (execute_warn_function_return): Likewise.
3553 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3555 * c-common.c (fname_decl): Remove old location code.
3556 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3558 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3560 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3561 (gen_rtx_ASM_INPUT): Likewise.
3562 (gen_rtx_ASM_INPUT_loc): Likewise.
3563 (get_rtx_asm_OPERANDS): Remove.
3564 * cfglayout.c (insn_locators_alloc): Remove old location code.
3565 (set_curr_insn_source_location): Likewise.
3566 (curr_insn_locator): Likewise.
3567 * print-tree.c (print_node): Remove old location code.
3568 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3569 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3570 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3571 location_from_locus.
3572 (construct_exit_block): Remove old location code.
3573 * emit-rtl.c (force_next_line_note): Remove old location code.
3574 * profile.c (branch_prob): Remove old location code.
3575 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3576 LOC_LINE): Remove old-location variants.
3577 * langhooks.c (lhd_print_error_function): Remove old location
3579 * configure, config.in: Rebuilt.
3580 * configure.ac (--enable-mapped-location): Remove.
3581 * c-decl.c (c_init_decl_processing): Remove old location code.
3582 (finish_function): Likewise.
3583 * recog.c (decode_asm_operands): Remove old location code.
3584 * c-pch.c (c_common_read_pch): Remove old location code.
3585 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3587 * gimple-low.c (lower_function_body): Remove old location code.
3588 * toplev.c (unknown_location): Remove.
3589 (push_srcloc): Remove old-location variant.
3590 (process_options): Remove old location code.
3591 (lang_dependent_init): Likewise.
3592 * input.h (UNKNOWN_LOCATION): Move definition.
3593 (location_t): Undeprecate.
3594 (source_locus): Remove.
3595 (location_from_locus): Remove.
3596 (struct location_s): Remove.
3597 Remove all old-location code.
3598 (input_line, input_filename): Remove.
3599 * final.c (final_scan_insn): Remove old location code.
3600 * diagnostic.c (diagnostic_build_prefix): Remove
3601 USE_MAPPED_LOCATION test.
3602 * tree.h (gimple_stmt) <locus>: Now a location_t.
3603 (tree_exp) <locus>: Likewise.
3604 (DECL_IS_BUILTIN): Remove old-location variant.
3605 (annotate_with_file_line, annotate_with_locus): Likewise.
3606 (expr_locus, set_expr_locus): Update.
3607 * tree.c (build1_stat): Remove old location code.
3608 (last_annotated_node): Remove.
3609 (annotate_with_file_line): Remove old-location variant.
3610 (annotate_with_locus): Likewise.
3611 (expr_location): Remove old location code.
3612 (set_expr_location): Likewise.
3613 (expr_has_location): Likewise.
3614 (expr_locus): Likewise.
3615 (set_expr_locus): Likewise.
3616 (expr_filename): Don't use location_from_locus.
3617 (expr_lineno): Likewise.
3618 * rtl-error.c (location_for_asm): Remove old location code.
3619 * c-lex.c (cb_line_change): Remove old location code.
3620 (fe_file_change): Likewise.
3621 (cb_def_pragma): Likewise.
3622 (c_lex_with_flags): Likewise.
3623 * gengtype.c (do_typedef): Don't special-case location types.
3624 (define_location_structures): Remove.
3625 (main): Don't call define_location_structures.
3626 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3629 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3632 * builtins.def (BUILT_IN_STDARG_START): Remove.
3633 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3634 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3635 * tree-inline.c (inline_forbidden_p_1): Likewise.
3637 2008-02-26 Richard Guenther <rguenther@suse.de>
3639 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3640 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3641 (lookup_decl_from_uid): Declare.
3642 (remove_decl_from_map): Likewise.
3643 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3644 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3645 (decl_for_uid_map): New global hashtable mapping DECL_UID
3647 (init_ttree): Allocate it.
3648 (insert_decl_to_uid_decl_map): New helper function.
3649 (make_node_stat): Insert new decls into the map.
3650 (copy_node_stat): Likewise.
3651 (lookup_decl_from_uid): New function.
3652 (remove_decl_from_map): Likewise.
3653 (print_decl_for_uid_map_statistics): New helper.
3654 (dump_tree_statistics): Call it.
3656 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3657 (referenced_var_iterator): Adjust.
3658 (FOR_EACH_REFERENCED_VAR): Adjust.
3659 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3660 (num_referenced_vars): Adjust.
3661 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3662 (first_referenced_var): Remove.
3663 (end_referenced_vars_p): Likewise.
3664 (next_referenced_var): Likewise.
3665 (referenced_var_iterator_set): New helper function.
3666 * tree-dfa.c (referenced_var_lookup): Adjust.
3667 (referenced_var_check_and_insert): Likewise.
3668 (remove_referenced_var): Likewise.
3669 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3670 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3671 (verify_call_clobbering): Likewise.
3672 (verify_memory_partitions): Likewise.
3673 (init_tree_ssa): Allocate bitmap instead of hashtable for
3675 (delete_tree_ssa): Adjust.
3676 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3677 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3678 (compute_tag_properties): Likewise.
3679 (set_initial_properties): Likewise.
3680 (find_partition_for): Likewise.
3681 (update_reference_counts): Likewise.
3682 (dump_may_aliases_for): Likewise.
3683 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3684 (add_call_clobber_ops): Likewise.
3685 (add_call_read_ops): Likewise.
3686 (get_asm_expr_operands): Likewise.
3687 * tree-into-ssa.c (dump_decl_set): Likewise.
3688 (update_ssa): Likewise.
3689 * tree-sra.c (scan_function): Likewise.
3690 (decide_instantiations): Likewise.
3691 (scalarize_parms): Likewise.
3692 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3693 (dsa_named_for): Likewise.
3694 * tree-ssa-structalias.c (update_alias_info): Likewise.
3695 (merge_smts_into): Likewise.
3697 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3700 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3701 * c-opts.c (c_common_handle_option): Wall enables
3702 Wvolatile-register-var.
3703 * common.opt: Move Wvolatile-register-var to...
3706 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3708 * common.opt (Wlarger-than=): New.
3709 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3711 * opts.c (common_handle_option): Handle -Wlarger-than=.
3712 * optc-gen.awk: Likewise.
3713 * opth-gen.awk: Likewise.
3714 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3715 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3717 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3719 * c-common.c (match_case_to_enum_1): Add appropriate
3720 OPT_W* parameter to warning.
3721 (c_do_switch_warnings): Likewise.
3722 * c-typeck.c (warning_init): Add one more parameter following
3724 (push_init_level): Update call to warning_init.
3725 (pop_init_level): Likewise.
3726 (add_pending_init): Likewise.
3727 (output_init_element: Likewise.
3729 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3732 * toplev.c (toplev_main): If there are warnings or error, print
3733 errors for ignored options.
3734 * opts.c (ignored_options): New static variable.
3735 (postpone_unknown_option_error): New.
3736 (print_ignored_options): New.
3737 (handle_option): Postpone errors for unknown -Wno-* options.
3738 * opts.h (print_ignored_options): Declare.
3740 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3742 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3745 2008-02-25 Richard Guenther <rguenther@suse.de>
3748 2008-02-25 Richard Guenther <rguenther@suse.de>
3750 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3751 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3752 (lookup_decl_from_uid): Declare.
3753 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3754 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3755 (decl_for_uid_map): New global hashtable mapping DECL_UID
3757 (init_ttree): Allocate it.
3758 (insert_decl_to_uid_decl_map): New helper function.
3759 (make_node_stat): Insert new decls into the map.
3760 (copy_node_stat): Likewise.
3761 (lookup_decl_from_uid): New function.
3762 (print_decl_for_uid_map_statistics): New helper.
3763 (dump_tree_statistics): Call it.
3765 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3766 (referenced_var_iterator): Adjust.
3767 (FOR_EACH_REFERENCED_VAR): Adjust.
3768 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3769 (num_referenced_vars): Adjust.
3770 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3771 (first_referenced_var): Remove.
3772 (end_referenced_vars_p): Likewise.
3773 (next_referenced_var): Likewise.
3774 (referenced_var_iterator_set): New helper function.
3775 * tree-dfa.c (referenced_var_lookup): Adjust.
3776 (referenced_var_check_and_insert): Likewise.
3777 (remove_referenced_var): Likewise.
3778 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3779 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3780 (verify_call_clobbering): Likewise.
3781 (verify_memory_partitions): Likewise.
3782 (init_tree_ssa): Allocate bitmap instead of hashtable for
3784 (delete_tree_ssa): Adjust.
3785 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3786 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3787 (compute_tag_properties): Likewise.
3788 (set_initial_properties): Likewise.
3789 (find_partition_for): Likewise.
3790 (update_reference_counts): Likewise.
3791 (dump_may_aliases_for): Likewise.
3792 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3793 (add_call_clobber_ops): Likewise.
3794 (add_call_read_ops): Likewise.
3795 (get_asm_expr_operands): Likewise.
3796 * tree-into-ssa.c (dump_decl_set): Likewise.
3797 (update_ssa): Likewise.
3798 * tree-sra.c (scan_function): Likewise.
3799 (decide_instantiations): Likewise.
3800 (scalarize_parms): Likewise.
3801 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3802 (dsa_named_for): Likewise.
3803 * tree-ssa-structalias.c (update_alias_info): Likewise.
3804 (merge_smts_into): Likewise.
3806 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3809 * doc/invoke.texi (-fcx-limited-range): Document new option.
3810 * toplev.c (process_options): Handle -fcx-fortran-rules.
3811 * common.opt: Add documentation for -fcx-fortran-rules.
3813 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3816 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3817 actual behaviour and C99.
3819 2008-02-26 Ben Elliston <bje@au.ibm.com>
3821 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3822 (ASM_CPU_POWER6_SPEC): Likewise.
3823 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3824 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3825 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3827 2008-02-25 Richard Guenther <rguenther@suse.de>
3829 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3830 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3831 (lookup_decl_from_uid): Declare.
3832 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3833 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3834 (decl_for_uid_map): New global hashtable mapping DECL_UID
3836 (init_ttree): Allocate it.
3837 (insert_decl_to_uid_decl_map): New helper function.
3838 (make_node_stat): Insert new decls into the map.
3839 (copy_node_stat): Likewise.
3840 (lookup_decl_from_uid): New function.
3841 (print_decl_for_uid_map_statistics): New helper.
3842 (dump_tree_statistics): Call it.
3844 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3845 (referenced_var_iterator): Adjust.
3846 (FOR_EACH_REFERENCED_VAR): Adjust.
3847 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3848 (num_referenced_vars): Adjust.
3849 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3850 (first_referenced_var): Remove.
3851 (end_referenced_vars_p): Likewise.
3852 (next_referenced_var): Likewise.
3853 (referenced_var_iterator_set): New helper function.
3854 * tree-dfa.c (referenced_var_lookup): Adjust.
3855 (referenced_var_check_and_insert): Likewise.
3856 (remove_referenced_var): Likewise.
3857 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3858 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3859 (verify_call_clobbering): Likewise.
3860 (verify_memory_partitions): Likewise.
3861 (init_tree_ssa): Allocate bitmap instead of hashtable for
3863 (delete_tree_ssa): Adjust.
3864 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3865 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3866 (compute_tag_properties): Likewise.
3867 (set_initial_properties): Likewise.
3868 (find_partition_for): Likewise.
3869 (update_reference_counts): Likewise.
3870 (dump_may_aliases_for): Likewise.
3871 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3872 (add_call_clobber_ops): Likewise.
3873 (add_call_read_ops): Likewise.
3874 (get_asm_expr_operands): Likewise.
3875 * tree-into-ssa.c (dump_decl_set): Likewise.
3876 (update_ssa): Likewise.
3877 * tree-sra.c (scan_function): Likewise.
3878 (decide_instantiations): Likewise.
3879 (scalarize_parms): Likewise.
3880 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3881 (dsa_named_for): Likewise.
3882 * tree-ssa-structalias.c (update_alias_info): Likewise.
3883 (merge_smts_into): Likewise.
3885 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3888 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3889 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3890 * alias.h (nonoverlapping_memrefs_p): Likewise.
3892 2008-02-25 Jan Beulich <jbeulich@novell.com>
3894 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3895 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3896 __emultls_get_address, __emultls_register_common,
3897 __floatundi?f, and _Unwind_GetIPInfo.
3898 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3899 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3900 (gen_regparm_prefix): Likewise.
3901 (i386_nlm_encode_section_info): Sync with
3902 config/i386/winnt.c:i386_pe_encode_section_info().
3903 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3904 i386_nlm_mangle_decl_assembler_name): New.
3905 (netware_override_options): New.
3906 * config/i386/netware.h (netware_override_options): Declare.
3907 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3908 (i386_nlm_mangle_decl_assembler_name): Declare.
3909 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3911 2008-02-25 Ben Elliston <bje@au.ibm.com>
3914 * c-decl.c (grokdeclarator): Remove unused local variables
3915 `typedef_type' and `type_as_written'.
3917 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3918 unused local variable `has_hot_blocks'.
3919 (fix_crossing_conditional_branches): Remove unused local variable
3922 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3925 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3926 using DEF_C99_BUILTIN.
3927 (BUILT_IN_NANF): Ditto.
3928 (BUILT_IN_NANL): Ditto.
3930 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3931 Revital Eres <eres@il.ibm.com>
3933 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3934 regarding the order of two dependent insns in the same row.
3936 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3938 * stor-layout.c (layout_decl): Do not bump the alignment of a
3939 bit-field to more than byte alignment if it is packed.
3941 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3943 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3946 2008-02-24 Diego Novillo <dnovillo@google.com>
3948 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3951 * tree-vrp.c (vrp_evaluate_conditional): With
3952 -Wtype-limits, emit a warning when comparing against a
3953 constant outside the natural range of OP0's type.
3954 * c.opt (Wtype-limits): Move ...
3955 * common.opt (Wtype-limits): ... here.
3957 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3959 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3960 * config/rs6000/e300c2c3.md: New file.
3961 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3963 (rs6000_override_options): Add e300c2 and e300c3 cases to
3964 processor_target_table. Do not allow usage of Altivec or Spe
3965 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3966 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3967 * config/rs6000/rs6000.h (processor_type): Add
3968 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3969 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3970 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3971 and ppce300c3. Include e300c2c3.md.
3973 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3975 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3976 instead of TARGET_STRICT_ALIGN.
3978 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3980 * explow.c (memory_address): Assert that the generated address is
3983 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3986 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3987 * config/darwin-ppc-ldouble-patch.def: New file.
3988 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3989 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3990 SUBTARGET_INIT_BUILTINS if defined.
3991 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3994 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3997 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3998 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4000 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4003 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4004 file" warning condtional on -Winvalid-PCH.
4006 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4008 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4010 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4014 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4015 prevent reload from using MMX registers.
4016 (*mov<mode>_internal): Ditto.
4017 (*movv2sf_internal_rex64): Ditto.
4018 (*movv2sf_internal): Ditto.
4020 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4022 PR documentation/31569
4023 * doc/install.texi2html: Use makeinfo --no-number-sections.
4025 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4027 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4028 ensure that we can address an entire entity > 8 bytes. Don't
4029 generate reg+reg addressing for such data.
4031 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4033 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4034 strings when optimizing for size, unless the target cares about
4037 2008-02-22 Tom Tromey <tromey@redhat.com>
4039 * regclass.c (current_pass): Remove declaration.
4041 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4043 * config/avr/libgcc.S (__RAMPZ__): Define.
4044 (__do_copy_data): Add for devices with 128KB code memory.
4046 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4048 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4050 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4052 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4054 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4057 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4060 * c-typeck.c (build_binary_op): Warn about floating point
4061 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4063 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4066 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4067 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4069 (rs6000_override_options): Set altivec_abi as default, not override,
4070 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4071 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4072 is used; use new member spe_abi.
4073 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4074 spe_abi and altivec_abi.
4076 2008-02-22 Tomas Bily <tbily@suse.cz>
4078 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4080 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4083 * config.build (build_file_translate): Set to `CMD //c' only if
4085 * Makefile.in (build_file_translate): Improve comment.
4087 2008-02-21 Jan Hubicka <jh@suse.cz>
4089 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4090 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4091 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4093 2008-02-21 Michael Matz <matz@suse.de>
4096 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4098 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4100 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4101 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4103 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4104 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4105 SSE_VEC_FLOAT_MODE_P as insn constraint.
4106 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4107 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4108 sse4a_movntdf using MODEF mode iterator.
4109 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4110 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4111 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4112 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4113 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4114 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4115 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4117 2008-02-21 Richard Guenther <rguenther@suse.de>
4119 * tree.def (PAREN_EXPR): New tree code.
4120 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4122 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4123 * expr.c (expand_expr_real_1): Likewise.
4124 * tree-inline.c (estimate_num_insns_1): Likewise.
4125 * tree-complex.c (expand_complex_move): Likewise.
4126 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4129 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4132 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4134 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4137 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4139 * config/sh/sh.c (find_barrier): Don't go past
4140 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4142 2008-02-20 DJ Delorie <dj@redhat.com>
4144 * config/h8300/h8300.md (insv): Force source operand to be a register.
4146 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4147 as a jump, not as a plain insn.
4149 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4151 * doc/invoke.texi (Warning Options): Add new option
4152 -Wframe-larger-than=.
4153 (-Wframe-larger-than): Document.
4155 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4156 Add declarations for new option variables.
4158 * final.c (final_start_function): Check the frame size
4159 before emission and issue a Wframe-larger-than warning.
4161 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4162 Add definitions for new option variables.
4163 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4165 * common.opt (Wframe-larger-than=): New option.
4167 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4169 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4170 (<sse>_div<mode>3): Ditto.
4171 (<sse>_vmdiv<mode>3): Ditto.
4172 (<sse>_vmsqrt<mode>2): Ditto.
4173 (*smax<mode>3): Ditto.
4174 (sse5_frcz<mode>2): Ditto.
4175 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4178 2008-02-20 Richard Guenther <rguenther@suse.de>
4181 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4182 be happy with INTEGRAL_TYPE_P.
4184 2008-02-20 Richard Guenther <rguenther@suse.de>
4186 * fold-const.c (split_tree): Associate floatig-point expressions
4187 if flag_associative_math is set.
4189 2008-02-20 Richard Guenther <rguenther@suse.de>
4191 * tree.h (fold_real_zero_addition_p): Declare.
4192 * fold-const.c (fold_real_zero_addition_p): Export.
4193 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4194 floating-point operations with zero and one.
4196 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4198 * doc/install.texi: Correct references to CFLAGS, replacing them
4199 with BOOT_CFLAGS. Document flags used during bootstrap for
4202 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4204 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4205 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4206 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4208 (smin<mode>3): Ditto from similar patterns.
4209 (smax<mode>3): Ditto.
4210 (*ieee_smin<mode>3): Ditto.
4211 (*ieee_smax<mode>3): Ditto.
4212 * config/i386/sse.md (sse): New mode attribute.
4213 (mov<mode>): Macroize expander from movv4sf and movv2df using
4214 SSEMODEF2P mode iterator.
4215 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4216 SSE_VEC_FLOAT_MODE_P as insn constraint.
4217 (storent<mode>): Ditto.
4218 (storent<mode>): Macroize expander from storentsf and storentdf using
4219 MODEF mode iterator.
4220 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4221 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4222 (abs<mode>2): Ditto from similar patterns.
4223 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4224 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4225 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4226 (<sse>_vmsqrt<mode>2): Ditto.
4227 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4228 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4229 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4230 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4231 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4232 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4233 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4235 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4236 iterator and SSE_FLOAT_MODE_P as insn constraint.
4237 (<sse>_ucomi): Ditto from similar patterns.
4238 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4239 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4240 SSE_VEC_FLOAT_MODE_P as insn constraint.
4241 (vcond<mode>): Ditto from similar patterns.
4242 (and<mode>3, *and<mode>3): Ditto.
4243 (<sse>_nand<mode>3): Ditto.
4244 (ior<mode>3, *ior<mode>3): Ditto.
4245 (xor<mode>3, *xor<mode>3): Ditto.
4246 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4247 iterator and SSE_FLOAT_MODE_P as insn constraint.
4248 (*nand<mode>3): Ditto from similar patterns.
4249 (*ior<mode>3): Ditto.
4250 (*xor<mode>3): Ditto.
4252 2008-02-20 Ira Rosen <irar@il.ibm.com>
4254 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4255 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4256 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4258 2008-02-19 Jan Hubicka <jh@suse.cz>
4260 * predict.c (tree_bb_level_predictions): Remove variable next
4261 mistakely introduced by previous commit.
4263 2008-02-19 Jan Hubicka <jh@suse.cz>
4265 * predict.c (predict_paths_leading_to): Rewrite.
4266 (predict_paths_for_bb): New.
4267 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4269 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4272 * Makefile.in (build_file_translate): New.
4273 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4274 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4275 * configure.ac (build_file_translate): Substitute it.
4276 * configure: Regenerate.
4278 2008-02-19 Jan Hubicka <jh@suse.cz>
4280 PR rtl-optimization/34408
4281 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4284 2008-02-19 Jan Hubicka <jh@suse.cz>
4287 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4290 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4293 * config/i386/i386-modes.def: Revert the last DI alignment
4294 change until Ada people can look into it.
4296 2008-02-19 Nick Clifton <nickc@redhat.com>
4298 * opts.c (print_specific_help): Fix typo in --help text.
4300 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4303 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4304 32-bit inline asm without asm alternatives for host GCC < 3.0.
4306 2008-02-19 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/34989
4309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4310 Allow propagation to INDIRECT_REF if we can simplify only.
4312 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4314 * c-common.c (warn_for_collisions_1): Use appropriate option when
4317 2008-02-19 Nick Clifton <nickc@redhat.com>
4320 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4321 (handle_options): Fix indentation.
4322 (print_filtered_help): If no language-specific options were
4323 displayed tell the user how to list all the options supported by
4324 the language's front-end.
4325 (print_specific_help): Fix indentation and remove duplicate line.
4326 (common_handle_option): Handle the -v option.
4327 For --help enable the display of undocumented options if the -v
4328 switch has been included on the command line.
4329 For --help= check for overlaps in the arguments between the option
4330 classes and the language names and issue a warning when they
4331 cannot be disambiguated.
4332 * c.opt (v): Pass on to the common option handler.
4334 2008-02-19 Revital Eres <eres@il.ibm.com>
4336 * modulo-sched.c (sms_schedule): Change dump message when
4337 create_ddg function fails.
4338 (try_scheduling_node_in_cycle): Rename row to cycle.
4339 (print_partial_schedule): Rename CYCLE to ROW.
4341 2008-02-19 Christian Bruel <christian.bruel@st.com>
4342 Zdenek Dvorak <ook@ucw.cz>
4344 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4346 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4350 (*x86_movdicc_0_m1_se): Ditto.
4352 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4355 (CMPtype): Define as __gcc_CMPtype.
4356 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4357 (CMPtype): Define as __gcc_CMPtype.
4359 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4361 Support valgrind 3.3 for --enable-checking=valgrind.
4362 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4364 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4365 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4366 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4367 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4368 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4369 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4370 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4372 * ggc-zone.c: Similar.
4373 * ggc-page.c: Similar.
4375 2008-02-19 Paul Brook <paul@codesourcery.com>
4378 * config/arm/ieee754-df.S: Fix do_it typo.
4379 * config/arm/ieee754-sf.S: Fix do_it typo.
4381 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4384 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4385 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4386 (OPTION_MASK_ISA_SSE_SET): Likewise.
4387 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4388 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4389 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4390 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4391 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4392 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4393 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4394 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4395 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4396 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4397 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4398 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4399 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4400 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4401 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4402 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4403 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4404 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4405 (OPTION_MASK_ISA_SSE4): Removed.
4406 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4407 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4408 (override_options): Don't turn on implied SSE/MMX bits in
4411 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4413 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4416 2008-02-18 Joey Ye <joey.ye@intel.com>
4419 * tree-nested.c (insert_field_into_struct): Set type alignment
4420 to field alignment if the former is less than the latter.
4422 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4424 * BASE-VER: Set to 4.4.0.
4426 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4428 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4429 * doc/cfg.texi: Likewise.
4430 * doc/extend.texi: Likewise.
4431 * doc/gty.texi: Likewise.
4432 * doc/invoke.texi: Likewise.
4433 * doc/loop.texi: Likewise.
4434 * doc/md.texi: Likewise.
4435 * doc/passes.texi: Likewise.
4436 * doc/rtl.texi: Likewise.
4437 * doc/sourcebuild.texi: Likewise.
4438 * doc/tm.texi: Likewise.
4439 * doc/tree-ssa.texi: Likewise.
4441 2008-02-17 Richard Guenther <rguenther@suse.de>
4444 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4445 without default definition.
4447 2008-02-17 Richard Guenther <rguenther@suse.de>
4449 PR tree-optimization/35231
4450 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4453 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4456 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4457 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4458 libgcc_cmp_return mode.
4460 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4463 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4465 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4467 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4470 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4472 * doc/c-tree.texi: Use `@.' where appropriate.
4473 * doc/extend.texi: Likewise.
4474 * doc/install.texi: Likewise.
4475 * doc/invoke.texi: Likewise.
4476 * doc/loop.texi: Likewise.
4477 * doc/makefile.texi: Likewise.
4478 * doc/md.texi: Likewise.
4479 * doc/passes.texi: Likewise.
4480 * doc/standards.texi: Likewise.
4481 * doc/tm.texi: Likewise.
4483 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4486 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4488 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4489 rather than in entry_bb.
4491 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4493 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4494 libgcc_cmp_return mode.
4496 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4499 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4500 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4502 2008-02-15 Richard Guenther <rguenther@suse.de>
4503 Zdenek Dvorak <ook@ucw.cz>
4505 PR tree-optimization/35164
4506 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4507 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4508 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4509 Only propagate addresses which do not have abnormal SSA_NAMEs
4512 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4515 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4517 2008-02-15 Jan Hubicka <jh@suse.cz>
4520 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4522 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4525 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4526 when calculating alignment_pad.
4528 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4531 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4532 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4533 and STACK_BOUNDARY define.
4535 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4537 PR preprocessor/35061
4538 * c-pragma.c (handle_pragma_pop_macro): Check that
4539 pushed_macro_table has been allocated.
4541 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4544 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4545 (force_gimple_operand): Likewise.
4546 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4547 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4548 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4549 (find_interesting_uses_address): Check addressability and alignment
4550 of the base expression only after substituting bases of IVs into it.
4552 2008-02-14 Michael Matz <matz@suse.de>
4555 * function.c (instantiate_virtual_regs_in_insn): Reload address
4556 before falling back to reloading the whole operand.
4558 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4560 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4561 before the first section switch note.
4563 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4565 * doc/bugreport.texi: Update copyright years.
4566 * doc/c-tree.texi: Likewise.
4567 * doc/cfg.texi: Likewise.
4568 * doc/cpp.texi: Likewise.
4569 * doc/cppinternals.texi: Likewise.
4570 * doc/fragments.texi: Likewise.
4571 * doc/frontends.texi: Likewise.
4572 * doc/gcc.texi: Likewise.
4573 * doc/gty.texi: Likewise.
4574 * doc/hostconfig.texi: Likewise.
4575 * doc/implement-c.texi: Likewise.
4576 * doc/libgcc.texi: Likewise.
4577 * doc/loop.texi: Likewise.
4578 * doc/makefile.texi: Likewise.
4579 * doc/options.texi: Likewise.
4580 * doc/passes.texi: Likewise.
4581 * doc/rtl.texi: Likewise.
4582 * doc/sourcebuild.texi: Likewise.
4583 * doc/standards.texi: Likewise.
4584 * doc/tree-ssa.texi: Likewise.
4585 * doc/trouble.texi: Likewise.
4587 * doc/extend.texi: Use @: or add comma where appropriate.
4588 * doc/invoke.texi: Likewise.
4589 * doc/tm.texi: Likewise.
4591 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4594 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4597 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4599 * doc/md.texi (clz, ctz): Add reference.
4600 * doc/rtl.texi (clz, ctz): Likewise.
4602 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4605 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4608 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4610 * config/s390/s390.c (struct constant_pool): New field
4611 emit_pool_after added.
4612 (s390_mainpool_start): Set the emit_pool_after flag according
4613 to the section switch notes.
4614 (s390_mainpool_finish): Consider emit_pool_after when emitting
4615 the literal pool at the end of the function.
4616 (s390_chunkify_start): Force literal pool splits at section
4619 2008-02-13 Michael Matz <matz@suse.de>
4622 * var-tracking.c (clobber_variable_part): Correctly traverse the
4625 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4628 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4629 Add -fdump-ipa-inline.
4630 * tree-dump.c (dump_files): Remove tree-inlined dump.
4631 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4633 2008-02-12 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/35171
4636 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4639 2008-02-12 Richard Guenther <rguenther@suse.de>
4642 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4643 value-preserving mode. Disallow final truncation.
4645 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4648 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4649 code from here to...
4650 (force_gimple_operand): ...here.
4652 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4655 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4656 non-compatible pointers.
4657 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4658 different FIELD_DECLs, try harder by comparing field offsets, sizes
4662 * function.c (match_asm_constraints_1): Don't replace the same input
4665 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4667 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4668 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4669 (expand_epilogue): Restore RAMPZ register.
4670 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4672 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4674 * config/i386/cygwin.asm: (__alloca): Correct calling
4675 convention and alignment.
4676 (__chkstk): Force 8 byte stack alignment.
4678 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4679 Richard Guenther <rguenther@suse.de>
4681 PR tree-optimization/33992
4682 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4683 the zero we compare against.
4685 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4688 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4689 to CloseHandle after unlocking to prevent accumulation of handle
4692 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4695 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4696 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4697 and update LABEL_NUSES during and after reload.
4699 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4702 * combine.c (simplify_if_then_else): Make sure the comparison is
4703 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4705 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4708 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4709 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4710 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4711 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4712 * tree.h (get_type_static_bounds): Likewise.
4714 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4716 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4717 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4718 Make -Wfoo language annotations match what the compiler outputs.
4720 2008-02-08 Sa Liu <saliu@de.ibm.com>
4722 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4723 intrinsics spu_convts, spu_convtu, spu_convtf.
4724 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4726 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4728 * doc/extend.texi (Function Attributes) <noinline>: Mention
4729 asm ("") as method to keep calls.
4731 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4734 * doc/options.texi (Options): Replace references to opts.sh with
4736 * opts-common.c: Likewise.
4737 * optc-gen.awk: Likewise.
4739 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4741 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4743 2008-02-07 Richard Henderson <rth@redhat.com>
4746 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4747 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4750 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4752 PR tree-optimization/35085
4753 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4754 for operand entry oe2 in addition to operand entry oe3 in order to
4755 expose more opportunities for vectorizer sum reduction.
4757 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4760 * Makefile.in (LIBS): Remove $(GMPLIBS).
4761 (cc1-dummy, cc1): Add $(GMPLIBS).
4763 2008-02-06 Jan Hubicka <jh@suse.cz>
4766 * i386.md (moddf_integer): Do not produce partial memory stalls for
4767 targets where it hurts.
4769 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4772 * optabs.c (expand_float): Do not check for decimal modes when
4773 expanding unsigned integer through signed conversion.
4775 2008-02-06 Nick Clifton <nickc@redhat.com>
4777 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4778 inside the clobber with a match_operand and duplicated operand
4779 number in the constraint.
4780 (ineqbranchsi): Delete redundant comment.
4782 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4784 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4785 builtin_define ("__USE_INIT_FINI__").
4786 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4788 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4790 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4792 PR documentation/30330
4793 * doc/invoke.texi (C++ Dialect Options)
4794 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4795 For each warning option -Wfoo that allows -Wno-foo, ensure both
4796 -Wfoo and -Wno-foo are listed in the option index. Fix index
4797 entry of -Wswitch-default, index -Wnormalized= including the
4798 `=', and -Wlarger-than-@var{len} including @var{len}.
4800 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4802 * config/i386/i386.md (floatunssisf2): Use
4803 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4804 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4805 Macroize expander using MODEF mode iterator.
4807 2008-02-05 Diego Novillo <dnovillo@google.com>
4809 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4812 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4814 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4817 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4819 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4822 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4823 to indicate if a message should be generated.
4824 (init_cumulative_args): Updated.
4825 (function_value_32): Likewise.
4827 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4829 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4831 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4835 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4837 2008-02-04 Diego Novillo <dnovillo@google.com>
4839 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4842 * tree-vrp.c (vrp_evaluate_conditional): With
4843 -Wtype-limits, emit a warning when comparing against a
4844 constant outside the natural range of OP0's type.
4846 2008-02-04 Richard Guenther <rguenther@suse.de>
4849 * expr.c (count_type_elements): Give for unions instead of
4852 2008-02-04 Richard Guenther <rguenther@suse.de>
4855 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4856 to TYPE_DOMAINs base type instead of using bitsizetype here.
4858 2008-02-03 Jason Merrill <jason@redhat.com>
4860 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4862 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4865 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4866 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4867 (RS/6000 and PowerPC Options): Fix typos and markup.
4868 * doc/passes.texi (Tree-SSA passes): Likewise.
4870 2008-02-02 Michael Matz <matz@suse.de>
4873 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4874 from record_last_reg_set_info.
4875 (record_last_reg_set_info): Take an RTX argument, iterate over all
4876 constituent hardregs.
4877 (record_last_set_info, record_opr_changes): Change calls to
4878 new signature or to record_last_reg_set_info_regno.
4880 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4882 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4884 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4886 PR rtl-optimization/34773
4887 * reg-notes.def (EQUAL): Mention significance of combination of
4888 REG_EQUAL and REG_RETVAL.
4889 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4890 insn that has a REG_RETVAL.
4892 2008-02-01 Roger Sayle <roger@eyesopen.com>
4895 * configure.ac (--enable-fixed-point): Disable unless explicitly
4897 * configure: Regenerate.
4899 2008-02-01 Richard Guenther <rguenther@suse.de>
4902 * invoke.texi (-finline-limit): Remove no longer true parts
4903 of the documentation. Note that there is no default value.
4905 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4906 Mark Mitchell <mark@codesourcery.com>
4907 Ben Elliston <bje@au.ibm.com>
4910 * doc/extend.texi (Other Builtins): Document.
4912 2008-01-31 Tom Browder <tom.browder@gmail.com>
4914 * doc/c-tree.texi (Types): Fix grammar.
4915 (Expression trees): Ditto.
4916 * doc/passes.texi (Tree-SSA passes): Ditto.
4918 * doc/configterms.texi (Configure Terms): Fix typo.
4919 * doc/cpp.texi (Common Predefined Macros): Ditto.
4920 * doc/md.texi (Machine Constraints): Ditto.
4922 * doc/makefile.texi (Makefile): Add comma.
4924 2008-01-31 Tom Browder <tom.browder@gmail.com>
4925 Gerald Pfeifer <gerald@pfeifer.com>
4927 * doc/sourcebuild.texi (Front End): Remove references to CVS
4928 and CVSROOT/modules.
4929 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4930 (Back End): Remove reference to CVS.
4932 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4935 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4937 (mips16_gp_pseudo_reg): ...here.
4938 * config/mips/mips.md (load_const_gp): Replace with...
4939 (load_const_gp_<mode>): ...this :P-based insn.
4941 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4943 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4944 options. Minor fixes.
4945 (-std): Move reference to standards closer to where language
4946 standards are first mentioned.
4948 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4950 PR rtl-optimization/34995
4951 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4952 parameter and return a bool. If the rtx parameter is nonnull,
4953 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4954 (find_reloads): Update call accordingly. Pass the new operand
4955 if it needed no address reloads, otherwise pass null.
4957 2008-01-30 Richard Henderson <rth@redhat.com>
4960 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4961 for unbounded arrays.
4963 2008-01-30 Silvius Rus <rus@google.com>
4965 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4967 2008-01-30 Jan Hubicka <jh@suse.cz>
4970 * i386.c (init_cumulative_args): Use real function declaration when
4973 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4975 PR rtl-optimization/34998
4976 * global.c (build_insn_chain): Treat non-subreg_lowpart
4977 SUBREGs of pseudos as clobbering all the words covered by the
4978 SUBREG, not just all the bytes.
4979 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4980 original df_ref rather than an extract parameter.
4981 (global_conflicts): Update call accordingly.
4983 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4985 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4986 the overflow check to make it easier to read.
4987 (__fixtfdi): Change the type of the ll member in union
4988 long_double to UDItype_x.
4990 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4993 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4994 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4995 * tree-inline.c (fold_marked_statements): Call
4996 cgraph_update_edges_for_call_stmt if folding a call statement.
4997 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4998 debug_generic_stmt calls, reset it back afterwards.
5001 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5003 * c-typeck.c (build_external_ref): Don't pedwarn about
5004 static vars in current function's scope.
5006 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5008 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5010 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5013 * ipa-struct-reorg.c: Fix spelling.
5014 * params.def: Ditto.
5016 2008-01-29 Richard Guenther <rguenther@suse.de>
5019 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5021 * tree-inline.c (remap_type): Increment remapping_type_depth
5022 around remapping types.
5023 (copy_body_r): Only add referenced variables if they are referenced
5024 from code, not types.
5026 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5037 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5038 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5040 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5043 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5044 pointer for tiny stack.
5046 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5048 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5050 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5052 * config/vx-common.h: Fix typo in comment.
5054 2008-01-28 Ian Lance Taylor <iant@google.com>
5058 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5059 coalesce pointers if they have different DECL_NO_TBAA_P values.
5060 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5061 between variables with different DECL_NO_TBAA_P values.
5063 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5066 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5067 are not legitimate small data references on SPE targets.
5069 2008-01-28 David Daney <ddaney@avtrex.com>
5071 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5073 2008-01-28 David Daney <ddaney@avtrex.com>
5075 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5077 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5079 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5080 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5081 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5082 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5083 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5084 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5085 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5086 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5088 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5090 * basic-block.h (condjump_equiv_p): Fix comment.
5092 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5094 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5095 print_generic_stmt_indented): Fix comment.
5097 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5099 * configure.ac (__stack_chk_fail): Add detecion for availability
5100 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5101 * configure: Regenerate.
5103 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5106 * final.c (output_addr_const): Handle TRUNCATE.
5108 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5111 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5112 (zero_cost, infinite_cost): New constants.
5113 (struct cost_pair): Change type of cost to comp_cost.
5114 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5115 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5117 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5118 split_address_cost, ptr_difference_cost, difference_cost,
5119 get_computation_cost_at, get_computation_cost,
5120 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5121 determine_use_iv_cost_condition, determine_use_iv_costs,
5122 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5123 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5124 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5125 Change type of cost to comp_cost.
5126 (determine_iv_cost): Increase cost of non-original ivs, instead
5127 of decreasing the cost of original ones.
5128 (get_address_cost): Indicate the complexity of the addressing mode
5130 (try_add_cand_for): Prefer using ivs not specific to some object.
5131 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5133 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5134 Janis Johnson <janis187@us.ibm.com>
5137 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5138 (TARGET_INSTANTIATE_DECLS): Likewise.
5139 * target.h (expand_to_rtl_hook): New target hook.
5140 (instantiate_decls): Likewise.
5141 * function.c (instantiate_decl): Make non-static. Rename to...
5142 (instantiate_decl_rtl): ... this.
5143 (instantiate_expr): Use instantiate_decl_rtl.
5144 (instantiate_decls_1): Likewise.
5145 (instantiate_decls): Likewise.
5146 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5147 * function.h (instantiate_decl_rtl): Add prototype.
5148 * cfgexpand.c (target.h): New include.
5149 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5150 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5151 (TARGET_INSTANTIATE_DECLS): Likewise.
5152 (TARGET_INITIALIZER): New target hooks added.
5153 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5155 * config/rs6000/rs6000.c (tree-flow.h): New include.
5156 (machine_function): Add sdmode_stack_slot field.
5157 (rs6000_alloc_sdmode_stack_slot): New function.
5158 (rs6000_instantiate_decls): Likewise.
5159 (rs6000_secondary_memory_needed_rtx): Likewise.
5160 (rs6000_check_sdmode): Likewise.
5161 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5162 (TARGET_INSTANTIATE_DECLS): Likewise.
5163 (rs6000_hard_regno_mode_ok): Allow SDmode.
5164 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5165 (rs6000_emit_move): Handle SDmode.
5166 (function_arg_advance): Likewise.
5167 (function_arg): Likewise.
5168 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5169 SDmode var args for 32-bit compiles.
5170 (rs6000_secondary_reload_class): Handle SDmode.
5171 (rs6000_output_function_epilogue): Likewise.
5172 (rs6000_function_value): Simplify if statement.
5173 (rs6000_libcall_value): Likewise.
5174 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5175 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5176 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5177 (movsd_hardfloat): New define_insn.
5178 (movsd_softfloat): Likewise.
5179 (movsd_store): Likewise.
5180 (movsd_load): Likewise.
5181 (extendsddd2): Likewise.
5182 (extendsdtd2): Likewise.
5183 (truncddsd2): Likewise.
5184 (movdd_hardfloat64): Fixup comment.
5185 (UNSPEC_MOVSD_LOAD): New constant.
5186 (UNSPEC_MOVSD_STORE): Likewise.
5188 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5191 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5193 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5194 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5195 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5198 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5201 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5202 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5203 __LONGDOUBLE128 too.
5204 * config/rs6000/aix61.h: New file.
5206 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5208 PR rtl-optimization/34959
5209 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5210 popcount and parity rtxes the same mode as their operand.
5211 Truncate or extend the result to the return value's mode
5214 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5217 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5218 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5219 to GOT_VERSION_REGNUM.
5220 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5221 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5222 * config/mips/mips.c (mips_emit_call_insn): New function.
5223 (mips_call_tls_get_addr): Call mips_expand_call directly.
5224 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5226 (mips16_build_call_stub): Likewise. Return the call insn or null.
5227 (mips_expand_call): Update the call to mips16_build_call_stub
5228 accordingly and a remove redundant condition. Assert that MIPS16
5229 stubs do not use lazy binding. Use mips_emit_call_insn and return
5231 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5233 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5234 (mips_avoid_hazard): Remove hazard_set handling.
5235 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5236 (UNSPEC_RESTORE_GP): ...this.
5237 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5238 (FAKE_CALL_REGNO): Rename to...
5239 (GOT_VERSION_REGNUM): ...this.
5240 (type): Add "ghost" value. Add an associated insn reservation.
5241 (hazard_set): Remove.
5242 (exception_receiver): Rename to...
5243 (restore_gp): ...this and update the unspec identifier accordingly.
5244 (exception_receiver, nonlocal_got_receiver): New expanders.
5245 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5246 FAKE_CALL_REGNO. Remove hazard_set attribute.
5247 (set_got_version, update_got_version): New patterns.
5249 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5252 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5254 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5257 * doc/install.texi2html: Generate gcc-vers.texi.
5259 2008-01-25 DJ Delorie <dj@redhat.com>
5261 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5263 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5265 * config/c4x: Remove directory.
5266 * config.gcc (crx-*, mt-*): Mark obsolete.
5267 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5268 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5269 sh-*-rtemscoff*): Remove cases.
5270 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5271 * real.c (encode_c4x_single, decode_c4x_single,
5272 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5273 c4x_extended_format): Remove.
5274 * real.h (c4x_single_format, c4x_extended_format): Remove.
5275 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5277 (Pragmas): Remove comment about c4x pragmas.
5278 * doc/install.texi (c4x): Remove target-specific instructions.
5279 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5280 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5281 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5282 refer to C4x source files as examples.
5283 (C4X_FLOAT_FORMAT): Remove documentation.
5285 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5287 * config/bfin/bfin.c (override_options): Reorder tests so that
5288 flag_pic gets enabled for -msep-data.
5290 2008-01-25 Richard Guenther <rguenther@suse.de>
5293 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5294 to its bitfield precision if required.
5296 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5299 * tree-nested.c (walk_omp_for): New function.
5300 (convert_nonlocal_reference, convert_local_reference): Call
5301 walk_omp_for on OMP_FOR.
5302 (convert_call_expr): Call walk_body on OMP_FOR's
5303 OMP_FOR_PRE_INIT_BODY.
5305 2008-01-25 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/34966
5308 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5309 default defs and PHI_NODEs we have to insert after the
5312 2008-01-24 Nick Clifton <nickc@redhat.com>
5314 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5315 Provide a default definition.
5316 (LIBGCC2_UNITS_PER_WORD): Likewise.
5318 * config/stormy16/stormy16.c: Include df.h for the prototype
5319 for df_regs_ever_live_p.
5320 (xstormy16_expand_builtin_va_start): Convert the stack offset
5321 into a component_ref and then use POINTER_PLUS_EXPR to add it
5322 to the incoming_virtual_args_rtx.
5323 (xstormy16_gimplify_va_arg_expr): Rename to
5324 xstormy16_gimplify_va_arg_expr.
5325 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5326 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5327 xstormy16_gimplify_va_arg_expr.
5328 Fix up some formatting issues.
5330 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5331 Move to predicates.md.
5332 (xs_hi_general_operand): Likewise.
5333 (xs_hi_nonmemory_operand): Likewise.
5334 * config/stormy16/predicates.md:
5335 (xstormy16_carry_plus_operand): New predicate.
5336 (xs_hi_general_operand): New predicate.
5337 (xs_hi_nonmemory_operand): New predicate.
5338 * config/stormy16/stormy16-protos.h:
5339 (xstormy16_carry_plus_operand): Delete prototype.
5340 (xs_hi_general_operand): Likewise.
5341 (xs_hi_nonmemory_operand): Likewise.
5343 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5344 modifiers as they are no longer needed and they can trigger
5345 reload spill failures.
5347 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5348 with a match_operand in order to help reload.
5350 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5351 constraint with 'e' for the 8th alternative as this version of
5352 the mov.w instruction only accepts the lower 8 registers.
5354 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5357 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5358 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5361 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5364 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5366 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5368 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5370 (remove_structure): Update allocations list before removing structure.
5372 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5374 * ipa-struct-reorg.c (is_safe_cond_expr,
5375 create_new_stmts_for_cond_expr): Use integer_zerop function,
5376 that recognize not only zero-pointer, but zero-integer too.
5378 2008-01-25 Ben Elliston <bje@au.ibm.com>
5381 * fixproto: Escape "." in sed expression that strips leading "./".
5383 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5386 * gcc.c (SWITCH_OK): Removed.
5387 (SWITCH_LIVE): Changed to bit.
5388 (SWITCH_FALSE): Likewise.
5389 (SWITCH_IGNORE): Likewise.
5390 (switchstr): Change live_cond to unsigned int.
5391 (process_command): Replace SWITCH_OK with 0.
5392 (do_self_spec): Likewise.
5393 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5394 (give_switch): Likewise.
5395 (used_arg): Likewise.
5396 (do_spec_1): Set the SWITCH_IGNORE bit.
5397 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5398 bits. Set the SWITCH_LIVE bit.
5400 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5402 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5404 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5406 PR tree-optimization/34472
5407 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5408 parameter to a "bool *" and set *DATA to false if there is
5409 an unsafe access. Do not delete the structure here.
5410 (check_cond_exprs): Delete it here instead.
5411 (check_cond_exprs, exclude_cold_structs): Do not increase
5412 I when removing a structure.
5414 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5417 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5418 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5420 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5423 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5424 a fixed vector for stack.
5426 2008-01-24 Ben Elliston <bje@au.ibm.com>
5429 * doc/gcc.texi (Software development): Add a direntry for g++.
5431 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5433 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5434 stale and straggling -fforce-addr comments above.
5436 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5438 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5439 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5441 2008-01-23 Michael Matz <matz@suse.de>
5444 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5447 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5449 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5452 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5454 * config/avr/avr.c (avr_current_arch): New variable.
5455 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5456 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5457 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5458 (avr_override_options): Init 'avr_current_arch'.
5459 (base_arch_s): Move from here...
5460 * config/avr/avr.h (base_arch_s): ... here. Add new members
5461 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5462 'mega' to 'have_jmp_call'.
5463 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5464 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5466 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5468 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5469 MULTILIB_MATCHES): (Ditto.).
5471 2008-01-23 Richard Guenther <rguenther@suse.de>
5474 * cgraphunit.c (cgraph_reset_node): Always mark the node
5475 not reachable if it is not queued already.
5477 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5479 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5480 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5481 (cputype_selected): New static variable.
5482 (bfin_handle_option): Set it if -mcpu is used.
5483 (override_option): Select default set of workarounds if no cpu type
5484 selected on the command line.
5485 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5487 From Michael Frysinger <michael.frysinger@analog.com>
5488 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5489 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5491 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5492 for bf547, bf523, bf524, and bf526.
5493 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5495 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5496 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5497 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5498 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5499 * doc/invoke.texi (Blackfin Options): Document that
5500 -mcpu now accept bf547, bf523, bf524, and bf526.
5502 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5504 PR rtl-optimization/34628
5505 * combine.c (try_combine): Stop and undo after the first combination
5506 if an autoincrement side-effect on the first insn has effectively
5509 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5512 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5513 Offset addresses are not valid for Altivec or paired float modes.
5515 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5518 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5519 if DECL_INITIAL (decl) is error_mark_node.
5522 * c-common.c (handle_vector_size_attribute): Only allow
5523 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5524 the same way as pointer, array etc. types.
5525 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5528 * tree.c (build_type_attribute_qual_variant): Call
5529 build_qualified_type if attributes are equal, but quals are not.
5531 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5534 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5535 * flags.h (warn_strict_aliasing): Remove.
5536 (warn_strict_overflow): Remove.
5537 * opts.c (warn_strict_aliasing): Remove.
5538 (warn_strict_overflow): Remove.
5539 * c-opts.c (c_common_handle_option): -Wall only sets
5540 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5541 (c_common_post_options): Give default values to -Wstrict-aliasing
5542 and -Wstrict-overflow if they are uninitialized.
5543 * common.opt (Wstrict-aliasing): Specify Var and Init.
5544 (Wstrict-overflow): Likewise.
5546 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5548 PR rtl-optimization/26854
5549 PR rtl-optimization/34400
5550 PR rtl-optimization/34884
5551 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5553 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5554 (df_rd_bb_info.expanded_lr_out): Deleted
5555 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5556 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5557 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5558 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5559 Removed code to allocate, initialize or free expanded_lr_out.
5560 (df_rd_bb_local_compute_process_def): Restructured to make more
5562 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5563 sets if the sets are being trimmed.
5565 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5568 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5569 (as_vers): Likewise.
5570 * configure: Regenerated.
5572 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5575 * tree-pass.h (pass_build_alias): New pass.
5576 * tree-ssa-alias.c (gate_build_alias): New.
5577 (pass_build_alias): New.
5578 * passes.c (init_optimization_passes): Add pass_build_alias after
5579 pass_create_structure_vars.
5581 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5583 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5584 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5585 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5586 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5587 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5588 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5589 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5590 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5591 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5592 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5593 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5594 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5595 * config/s390/s390.md (FP_ALL): New mode iterator.
5596 (_d): New mode attribute.
5597 ("*signbit<mode>2>"): Changed mode of first operand.
5598 ("isinf<mode>2"): Changed mode of first operand.
5599 ("*TDC_insn"): Adaptation for DFP modes.
5601 2008-01-22 Ben Elliston <bje@au.ibm.com>
5603 * tree.c (check_qualified_type): Improve function description.
5605 2008-01-21 Jason Merrill <jason@redhat.com>
5608 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5609 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5612 2008-01-21 DJ Delorie <dj@redhat.com>
5614 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5617 2008-01-21 Richard Guenther <rguenther@suse.de>
5620 * tree-cfg.c (verify_expr): Allow all invariant expressions
5621 instead of just constant class ones as reference argument.
5622 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5623 like any other constant.
5624 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5626 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5628 * regmove.c (fixup_match_1): Update call crossed frequencies.
5630 2008-01-21 Richard Guenther <rguenther@suse.de>
5633 * tree-inline.c (setup_one_parameter): Deal with mismatched
5634 types using a VIEW_CONVERT_EXPR.
5636 2008-01-21 Alon Dayan <alond@il.ibm.com>
5637 Olga Golovanevsky <olga@il.ibm.com>
5639 PR tree-optimization/34701
5640 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5641 when the structure size is not a power of 2.
5643 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5645 * doc/install.texi: Add doc for --enable-checking=df.
5647 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5649 PR rtl-optimization/34808
5650 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5652 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5654 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5657 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5659 PR rtl-optimization/26854
5660 PR rtl-optimization/34400
5661 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5663 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5664 (df_rd_bb_info.expanded_lr_out): New.
5665 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5666 * loop_iv.c (iv_analysis_loop_init): Ditto.
5667 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5668 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5669 Added code to allocate, initialize or free expanded_lr_out.
5670 (df_rd_bb_local_compute_process_def): Restructured to make
5671 more understandable.
5672 (df_rd_confluence_n): Add code to do nothing with fake edges and
5673 code to no apply invalidate_by_call sets if the sets are being trimmed.
5674 (df_lr_local_finalize): Renamed to df_lr_finalize.
5675 (df_live_local_finalize): Renamed to df_live_finalize.
5677 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5680 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5681 deciding whether to use reciprocal instructions.
5683 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5685 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5686 dwarf2out_note_section_used if cold_text_section is NULL.
5688 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5690 PR gcov-profile/34610
5691 * tree-cfg.c (make_edges): Mark both outgoing edges from
5692 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5693 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5694 from OMP_FOR and OMP_CONTINUE outgoing edges.
5696 * tree-profile.c (tree_profiling): Return early if
5697 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5699 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5700 from cfun to child_cfun.
5701 * function.h (struct function): Add after_tree_profile bit.
5703 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5705 * config/avr/avr.S (_exit): Disable interrupt.
5707 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5708 Steven Bosscher <stevenb.gcc@gmail.com>
5710 PR rtl-optimization/26854
5711 PR rtl-optimization/34400
5712 * df-problems.c (df_live_scratch): New scratch bitmap.
5713 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5714 (df_live_reset): Clear the proper bitmaps.
5715 (df_live_bb_local_compute): Only process the artificial defs once
5716 since the order is not important.
5717 (df_live_init): Init the df_live sets only with the variables
5718 found live by df_lr.
5719 (df_live_transfer_function): Use the df_lr sets to prune the
5720 df_live sets as they are being computed.
5721 (df_live_free): Free df_live_scratch.
5723 2008-01-18 Ian Lance Taylor <iant@google.com>
5725 * common.opt: Add fmerge-debug-strings.
5726 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5727 flag_merge_debug_strings rather than flag_merge_constants.
5728 * doc/invoke.texi (Option Summary): Mention
5729 -fmerge-debug-strings.
5730 (Debugging Options): Document -fmerge-debug-strings.
5732 2008-01-18 Ian Lance Taylor <iant@google.com>
5735 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5736 (struct tree_function_decl): Add new field operator_new_flag.
5737 * tree-inline.c (expand_call_inline): When inlining a call to
5738 operator new, force the return value to go into a variable, and
5739 set DECL_NO_TBAA_P on that variable.
5740 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5742 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5745 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5746 DWARF2_DEBUGGING_INFO.
5747 (dwarf2out_note_section_used): Ditto. Add prototype.
5748 (have_multiple_function_sections, text_section_used,
5749 cold_text_section_used, *cold_text_sections): Move declarations
5752 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5754 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5755 field and add signal_ra.
5756 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5757 assignments to frame state pc. Move end of stack check after
5758 MD_FALLBACK_FRAME_STATE_FOR.
5759 (uw_update_context_1): Use frame state signal_regs if set, instead
5760 of checking signal_frame flag.
5761 (uw_update_context): Use frame state signal_ra if set.
5762 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5763 * config/xtensa/linux-unwind.h: New file.
5765 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5767 * modulo-sched.c (get_sched_window): Fix comment typo.
5769 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5771 PR tree-optimization/34648
5772 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5774 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5776 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5777 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5779 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5781 PR rtl-optimization/34400
5782 * df-core.c (df_worklist_dataflow_overeager,
5783 df_worklist_dataflow_doublequeue): New functions.
5784 (df_worklist_dataflow): Two different worklist solvers.
5785 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5788 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5791 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5792 and ftree-parallelize-loops.
5794 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5796 PR rtl-optimization/34826
5797 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5799 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5801 * global.c (find_reg): Mark the eh regs as used if necessary.
5802 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5803 * ra.h (struct allocno): no_eh_reg field added. Changed
5804 no_stack_reg type to bitfield.
5806 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5808 * tree.c (substitute_in_expr): Add missing 'break'.
5810 2008-01-17 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/34825
5813 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5814 x / x as division to handle.
5816 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5818 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5819 "-pthread" is specified.
5820 * pa-hpux11.h (LIB_SPEC): Likewise.
5822 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5823 Peter Bergner <bergner@vnet.ibm.com>
5825 PR rtl-optimization/33796
5826 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5828 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5830 PR libgfortran/34699
5831 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5833 * pa-hpux10.h (LINK_SPEC): Likewise.
5834 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5836 2008-01-16 Richard Guenther <rguenther@suse.de>
5839 * fold-const.c (fold_convert_const_int_from_int): Do not
5840 set overflow if that occured only because of a sign extension
5841 change when converting from/to a sizetype with the same
5842 precision and signedness.
5844 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5847 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5848 location address to the correct place. Update copyright year.
5850 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5852 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5853 no dependences in the dependence_relations vector.
5855 2008-01-16 Jan Hubicka <jh@suse.cz>
5857 PR rtl-optimization/31396
5858 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5859 * cfg.c (dump_reg_info): Print it.
5860 * regs.h (struct reg_info_t): add freq_calls_crossed.
5861 (REG_FREQ_CALLS_CROSSED): New macro.
5862 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5863 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5864 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5865 regmove_optimize): Update call crossed frequencies.
5866 * local-alloc.c (struct qty): Add freq_calls_crossed.
5867 (alloc_qty): Copute freq_calls_crossed.
5868 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5869 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5870 * ra.h (struct allocno): Add freq_calls_crossed.
5872 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5874 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5875 libgomp when compiling with ftree-parallelize-loops.
5876 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5878 2008-01-16 Richard Guenther <rguenther@suse.de>
5880 PR tree-optimization/34769
5881 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5882 * tree.c (int_cst_value): Instead make this function more
5883 permissive in what it accepts as valid input. Document this
5884 function always sign-extends the value.
5886 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5887 Richard Guenther <rguenther@suse.de>
5890 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5891 (gimple_fold_indirect_ref_rhs): ... this.
5892 (gimple_fold_indirect_ref): New function with foldings
5893 that preserve lvalueness.
5894 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5895 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5896 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5897 to fold an INDIRECT_REF, fall back to the old use of
5898 fold_indirect_ref_1.
5900 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5902 * tree-data-ref.c (subscript_dependence_tester_1): Call
5903 free_conflict_function.
5904 (compute_self_dependence): Same.
5906 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5909 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5910 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5912 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5913 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5914 for DWARF2_UNWIND_INFO targets.
5916 2008-01-16 Richard Guenther <rguenther@suse.de>
5919 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5920 type qualifiers for function types.
5922 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5924 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5925 loop_iterator li from previous commit.
5927 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5929 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5931 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5933 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5934 (parallelize_loops): Don't parallelize irreducible components.
5936 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5939 * c-opts (c_common_post_options): Do not enable CPP
5940 flag_pedantic_errors by default.
5942 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5944 PR rtl-optimization/31944
5945 * cse.c (remove_pseudo_from_table): New function.
5946 (merge_equiv_classes): Use above function to remove pseudo-registers.
5947 (invalidate): Likewise.
5949 2008-01-13 Richard Guenther <rguenther@suse.de>
5952 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5953 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5955 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5957 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5958 validate_change to unshare the source of the PC set.
5960 2008-01-12 Jan Hubicka <jh@suse.cz>
5963 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5964 references above array bounds. This might trigger bounds checks for
5967 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5969 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5970 new_replaceable_dependencies.
5972 2008-01-12 Doug Kwan <dougkwan@google.com>
5974 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5975 instead of OPT_Wreturn_type in warning due to ignored return type
5977 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5978 options included in -Wextra.
5979 * c.opt: New option -Wignored_qualifiers.
5980 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5981 -Wignore_qualifiers.
5982 (-Wignored-qualifiers): Document.
5983 (-Wreturn-type): Remove description of functionality now handled
5984 by -Wignored-qualifiers.
5986 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5989 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5990 NOP_EXPR if it is between integral types with the same precision.
5992 2008-01-12 Jan Hubicka <jh@suse.cz>
5995 * invoke.texi (max-inline-recursive-depth): Fix default value.
5997 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5999 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6002 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6004 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6006 2008-01-11 James E. Wilson <wilson@specifix.com>
6009 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6011 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6013 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6014 save/restore frame pointer register and don't use 'call-prologues'
6015 optimization in function with "OS_task" attribute.
6017 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6020 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6021 when copying to memory.
6023 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6025 PR rtl-optimization/30905
6026 * cfgcleanup.c: Include dce.h
6027 (crossjumps_occured): New global variable.
6028 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6029 If something changed, set crossjumps_occured to true.
6030 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6031 Don't add/remove fake edges to exit here...
6032 (cleanup_cfg): ...but do it here, when crossjumping.
6033 Run a fast DCE when successful crossjumps occured in the latest
6034 iteration of try_optimize_cfg.
6036 2008-01-11 Richard Guenther <rguenther@suse.de>
6038 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6039 (struct vn_unary_op_s): Likewise.
6040 (vn_reference_insert): Free old reference on hash collision.
6042 2008-01-10 Raksit Ashok <raksit@google.com>
6044 PR rtl-optimization/27971
6045 * combine.c (find_split_point): Split PLUS expressions which are
6046 inside a MEM rtx, and whose first operand is complex.
6048 2008-01-10 DJ Delorie <dj@redhat.com>
6050 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6051 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6052 (m32c_hard_regno_ok): Call the underlying function.
6054 2008-01-10 Richard Guenther <rguenther@suse.de>
6057 * tree-cfg.c (tree_merge_blocks): Do not go through the
6058 full-blown folding and stmt updating path if we just deal
6059 with virtual operands.
6060 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6061 test for abnormal SSA_NAMEs.
6063 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6066 * reload.c (push_reload): Add assertions. All constants from
6067 reg_equiv_constant should have been used for replacing the respective
6069 (find_reloads_address): Invoke find_reloads_address_part for
6070 constant taken from the reg_equiv_constant array.
6072 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6074 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6075 field (valnum) the first in the struct. Replace bools with
6078 2008-01-10 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/34651
6081 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6082 types and ordering for masking and converting.
6084 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6086 PR tree-optimization/34017
6087 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6088 also for PHI_NODE expressions.
6090 2008-01-09 Jan Hubicka <jh@suse.cz>
6092 PR tree-optimization/34708
6093 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6094 based on number of case labels.
6095 (init_inline_once): Remove switch_cost.
6096 * tree-inline.h (eni_weights_d): Remove switch_cost.
6098 2008-01-09 Richard Guenther <rguenther@suse.de>
6099 Andrew Pinski <andrew_pinski@playstation.sony.com>
6102 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6103 temporary if an rvalue is ok or an lvalue is not required.
6105 2008-01-09 Richard Guenther <rguenther@suse.de>
6108 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6111 2008-01-09 Richard Guenther <rguenther@suse.de>
6114 * tree.c (host_integerp): Check for sizetype only if the
6115 type is an integer type.
6117 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6120 * opts.c (decode_options): Disable inlining of functions called
6121 once if not in unit-at-a-time mode.
6123 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6125 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6127 2008-01-08 Richard Guenther <rguenther@suse.de>
6130 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6131 out early if the result will be unused.
6133 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6138 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6139 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6142 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6144 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6145 for vectorization tuned.
6147 2008-01-08 Richard Guenther <rguenther@suse.de>
6149 PR tree-optimization/34683
6150 * tree-ssa-operands.c (operand_build_cmp): Export.
6151 * tree-ssa-operands.h (operand_build_cmp): Declare.
6152 * tree-vn.c (vuses_compare): Remove.
6153 (sort_vuses): Use operand_build_cmp.
6154 (sort_vuses_heap): Likewise.
6155 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6156 to re-use old VEC if available. Do not sort already sorted VUSEs.
6157 (vdefs_to_vec): Do not sort already sorted VDEFs.
6159 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6162 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6164 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6167 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6168 limitations of reciprocal sequences on x86 targets.
6170 2008-01-08 Richard Guenther <rguenther@suse.de>
6172 PR tree-optimization/34683
6173 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6175 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6178 * config/darwin.c (darwin_mergeable_string_section): Don't use
6179 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6181 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6184 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6185 negxf2. Macroize expander using X87MODEF mode iterator. Change
6186 predicates of op0 and op1 to register_operand.
6187 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6188 expander using X87MODEF mode iterator. Change predicates of
6189 op0 and op1 to register_operand.
6190 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6191 corresponding patterns and macroize using MODEF macro. Change
6192 predicates of op0 and op1 to register_operand and remove
6193 "m" constraint. Disparage "r" alternative with "!".
6194 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6195 macroize using X87MODEF macro. Change predicates of op0 and op1
6196 to register_operand and remove "m" constraint. Disparage "r"
6197 alternative with "!".
6198 (absneg splitter with memory operands): Remove.
6199 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6200 patterns and macroize using X87MODEF mode iterator.
6201 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6202 Change predicate of op1 to register_operand.
6203 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6204 for memory operands.
6206 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6208 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6210 2008-01-07 Richard Guenther <rguenther@suse.de>
6212 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6215 2008-01-07 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/34683
6218 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6219 VOPs of the needed size to save memory. Use VEC_quick_push
6220 to save compile-time.
6221 (vdefs_to_vec): Likewise.
6223 2008-01-07 Sa Liu <saliu@de.ibm.com>
6225 * config/spu/spu.md (divdf3): Genetate inline code for double
6226 division. The implementation doesn't handle INF or NAN, therefore it
6227 only applies when -ffinite-math-only is given.
6229 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6232 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6233 * doc/cpp.texi ([Common Predefined Macros]): Document.
6235 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6237 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6238 order to use commutative addition instead of subtraction.
6240 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6241 Mircea Namolaru <namolaru@il.ibm.com>
6242 Vladimir Yanovsky <yanov@il.ibm.com>
6243 Revital Eres <eres@il.ibm.com>
6245 PR tree-optimization/34263
6246 * tree-outof-ssa.c (process_single_block_loop_latch,
6247 contains_tree_r): New functions.
6248 (analyze_edges_for_bb): Call process_single_block_loop_latch
6249 function to empty single-basic-block latch block if possible.
6251 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6253 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6255 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6257 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6259 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6261 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6263 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6265 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6267 PR tree-optimization/34618
6268 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6271 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6274 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6275 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6276 Update copyright year.
6278 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6279 Update copyright year.
6280 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6283 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6285 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6286 edge does not point to current bb before changing need_assert.
6288 2008-01-04 Richard Guenther <rguenther@suse.de>
6291 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6292 for verifying purposes if they are is_gimple_min_invariant.
6294 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6296 PR tree-optimization/34448
6297 PR tree-optimization/34465
6298 * gimplify.c (gimplify_init_constructor): Add new parameter
6299 notify_temp_creation. Use it.
6300 (gimplify_modify_expr_rhs): Take volatiles into account when
6301 optimizing constructors.
6302 Do not optimize constructors if gimplify_init_constructor will dump to
6304 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6305 * gcc.c-torture/compile/pr34448.c: New.
6307 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6309 PR gcov-profile/34609
6310 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6311 return_slot if result is TREE_ADDRESSABLE.
6313 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6315 * config/mips/mips.md (sqrt_condition): Tweak comment.
6316 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6318 2008-01-03 Tom Tromey <tromey@redhat.com>
6321 * c-common.c (c_type_hash): Handle VLAs.
6323 2008-01-03 Jan Hubicka <jh@suse.cz>
6325 PR tree-optimization/31081
6326 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6327 0 when inlining and not inlining to first basic block.
6328 (remap_decl): When var is initialized to 0, don't set default_def.
6329 (expand_call_inline): Set entry_bb.
6330 * tree-inline.h (copy_body_data): Add entry_bb.
6332 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6335 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6338 PR tree-optimization/29484
6339 * tree-inline.c (inline_forbidden_p_2): New function.
6340 (inline_forbidden_p): Disallow inlining if some static var
6341 has an address of a local LABEL_DECL in its initializer.
6342 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6345 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6347 PR tree-optimization/34635
6348 * tree-data-ref.c (add_other_self_distances): Make sure that the
6349 evolution step is constant.
6351 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6354 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6356 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6358 * tree-sra.c (scalarize_init): Insert the generate_element_init
6359 statements after the generate_element_zero statements.
6361 2008-01-02 Richard Guenther <rguenther@suse.de>
6365 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6366 for very large number of operands instead of ICEing.
6368 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6371 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6372 while stack probing.
6374 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6376 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6379 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6382 * tree-mudflap.c (mx_register_decls): Guard warning by
6383 !DECL_ARTIFICIAL check.
6385 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6387 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6388 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6389 sse5_perm<mode>): Fix constraints.
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