1 2007-09-06 Jan Hubicka <jh@suse.cz>
2 Andreas Tobler <a.tobler@schweiz.org>
4 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6 (machopic_legitimize_pic_address): Likewise.
8 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 Jan Hubicka <jh@suse.cz>
11 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
12 instead of ufloat_optab->handlers directly.
13 (floatdidf2): Likewise.
15 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
17 * config/mips/mips.c: Include diagnostic.h.
18 (mips_set_current_function): Check errorcount and sorrycount
19 before generating RTL.
21 2007-09-06 Richard Sandiford <richard@codesourcery.com>
24 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
25 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
26 (print_operand_reloc): Likewise.
28 2007-09-06 Janis Johnson <janis187@us.ibm.com>
32 2007-09-06 Jan Hubicka <jh@suse.cz>
34 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
37 2007-09-06 Richard Sandiford <richard@codesourcery.com>
39 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
40 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
42 2007-09-05 Janis Johnson <janis187@us.ibm.com>
44 * optabs.c (expand_float): Convert unsigned integer as signed only
45 if it provides sufficient accuracy; add mode argument to real_2expN.
46 (expand_fix): Fix comment typos; extend binary float into mode
47 wider than destination for converion to unsigned integer; add mode
48 argument to real_2expN.
49 * real.c (real_2expN): Add mode argument to special-case decimal
51 * real.h (real_2expN): Ditto.
52 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
54 (fixed_from_string): Ditto.
55 (fixed_to_decimal): Ditto.
56 (fixed_convert_from_real): Ditto.
57 (real_convert_from_fixed): Ditto.
58 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
59 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
60 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
61 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
63 2007-09-06 Tom Tromey <tromey@redhat.com>
65 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
66 * c-pch.c (c_common_read_pch): Restore current location after
68 * tree.c (expand_location): Update.
69 (expr_filename): Changed return type. Unified the two cases.
70 (expr_lineno): Likewise.
71 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
73 * toplev.c (line_table): Changed type.
74 (general_init): Update.
75 (realloc_for_line_map): New function.
76 (general_init): Allocate line_table using GC.
77 * fix-header.c (line_table): Changed type.
78 (read_scan_file): Update.
79 (read_scan_file): Update.
80 * c-ppoutput.c (maybe_print_line): Update.
82 (cb_line_change): Update.
84 (pp_file_change): Update.
85 * c-opts.c (c_common_init_options): Update.
86 (finish_options): Update.
87 (push_command_line_include): Update.
88 * c-lex.c (cb_line_change): Update.
89 (cb_def_pragma): Update.
92 (c_lex_with_flags): Use cpp_get_token_with_location.
93 * input.h (line_table): Changed type.
94 (location_from_locus): New macro.
95 * tree.h (EXPR_FILENAME): No longer an lvalue.
96 (EXPR_LINENO): Likewise.
97 (expr_locus, set_expr_locus): Declare separately for
99 (expr_filename, expr_lineno): Changed return type.
100 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
101 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
102 (expand_gimple_basic_block): Likewise.
103 * final.c (final_scan_insn): Use expanded_location.
105 2007-09-06 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/32586
108 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
109 folding if nothing changed.
110 (simplify_unary_expression): New function. Do tree combining
111 on conversion like codes.
112 (try_to_simplify): Call it.
113 * builtins.c (fold_builtin_cexp): Fold the built expressions.
114 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
116 2007-09-06 Jan Hubicka <jh@suse.cz>
119 * cse.c (fold_rtx): Avoid invalid sharing.
121 2007-09-06 Richard Sandiford <richard@codesourcery.com>
123 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
124 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
126 2007-09-06 Revital Eres <eres@il.ibm.com>
128 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
129 Fix offsettable memory reference for 750CL.
131 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
133 * reload.c (find_reloads_address_1): Try to preserve original
134 base/index regclass of operands.
135 * regrename.c (scan_rtx_address): Likewise.
136 (replace_oldest_value_addr): Likewise.
138 2007-09-06 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/33302
141 * domwalk.c (walk_dominator_tree): The exit block is
142 interesting even if it is not reachable.
144 2007-09-06 Richard Sandiford <richard@codesourcery.com>
147 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
149 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
151 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
154 2007-09-05 Ian Lance Taylor <iant@google.com>
156 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
158 (dump_generic_node): Likewise.
159 * print-rtl.c (print_decl_name): Likewise.
160 * print-tree.c (print_node_brief): Likewise.
161 (print_node): Likewise.
162 * Makefile.in (RTL_BASE_H): Add alias.h.
165 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
167 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
169 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
170 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
172 2007-09-06 Jie Zhang <jie.zhang@analog.com>
174 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
175 (tm_defines): Define UCLIBC_DEFAULT to 1.
176 (extra_options): Add linux.opt.
177 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
178 (CRT_CALL_STATIC_FUNCTION): Likewise.
179 (NO_IMPLICIT_EXTERN_C): Likewise.
180 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
181 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
182 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
183 (ENDFILE_SPEC): Don't define.
184 (LIB_SPEC): Likewise.
185 (CRT_CALL_STATIC_FUNCTION): Likewise.
186 (NO_IMPLICIT_EXTERN_C): Likewise.
187 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
188 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
190 2007-09-06 Jan Hubicka <jh@suse.cz>
192 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
195 2007-09-06 Jan Hubicka <jh@suse.cz>
197 * opts.c (common_handle_option): Enable inlining functions for
200 2007-09-06 Jakub Jelinek <jakub@redhat.com>
202 * builtin-attrs.def (ATTR_NONNULL_3): New.
203 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
204 ATTR_NOTHROW_NONNULL_##FA.
205 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
206 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
207 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
208 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
209 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
210 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
211 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
213 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
214 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
215 ATTR_FORMAT_NOTHROW_3_4): Remove.
216 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
217 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
218 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
219 instead of ATTR_FORMAT_*_*.
221 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
223 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
224 parts re-used for REG_FRAME_RELATED_EXPR.
226 2007-09-05 Janis Johnson <janis187@us.ibm.com>
228 * optabs.c (expand_float): Convert unsigned integer as signed only
229 if it provides sufficient accuracy; add mode argument to real_2expN.
230 (expand_fix): Fix comment typos; extend binary float into mode
231 wider than destination for converion to unsigned integer; add mode
232 argument to real_2expN.
233 * real.c (real_2expN): Add mode argument to special-case decimal
235 * real.h (real_2expN): Ditto.
236 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
238 (fixed_from_string): Ditto.
239 (fixed_to_decimal): Ditto.
240 (fixed_convert_from_real): Ditto.
241 (real_convert_from_fixed): Ditto.
242 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
243 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
244 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
245 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
247 2007-09-05 Ian Lance Taylor <iant@google.com>
249 * init-regs.c (initialize_uninitialized_regs): Call
250 emit_insn_before rather than add_insn_before.
252 2007-09-05 Jakub Jelinek <jakub@redhat.com>
254 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
255 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
256 * tree-inline.h (copy_body_data): Add call_expr field.
257 * tree-inline.c (expand_call_inline): Initialize call_expr.
258 (copy_bb): Append anonymous inline fn arguments to arguments
259 when inlining a CALL_EXPR_VA_ARG_PACK call.
260 * builtins.c (expand_builtin): Issue an error if
261 BUILT_IN_VA_ARG_PACK is seen during expand.
262 (fold_call_expr, fold_builtin_call_array): Don't fold
263 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
264 __builtin_va_arg_pack () call as last argument.
265 * gimplify.c (gimplify_call_expr): If last argument to a vararg
266 function is __builtin_va_arg_pack (), decrease number of call
267 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
268 * expr.c (expand_expr_real_1): Issue an error if
269 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
270 * tree-pretty-print.c (dump_generic_node): Handle printing
271 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
272 * doc/extend.texi (__builtin_va_arg_pack): Document.
274 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
276 PR tree-optimization/21513
277 * builtins.c (build_builtin_expect_predicate): New function.
278 (fold_builtin_expect): Add argument for expected value.
279 Distribute __builtin_expect over short-circuiting operations.
280 Fold nested builtin_expects.
281 (fold_builtin_2): Adjust call to fold_builtin_expect.
283 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
286 PR tree-optimization/13756
287 * doc/invoke.texi (Options That Control Optimization): Document
290 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
292 * gcc/config/i386/cpuid.h: New file.
293 * gcc/config/i386/driver-i386.c: Include cpuid.h.
294 (describe_cache): Shrink size and line strings to 100 bytes.
295 (detect_caches_amd): Return "" for unsupported max_ext_level.
296 Use __cpuid function.
297 (detect_caches_intel): Return "" for unsupported max_level.
298 Use __cpuid function.
299 (host_detect_local_cpu): Change feature flag variables to
300 unsigned int. Initialize only extended feature flag variables.
301 Use __get_cpuid_max to determine max supported cpuid level.
302 Use __cpuid function to determine supported features. Fix
303 calculation of family id. Remove is_amd and check signature
304 directly. Check for Geode signature. Handle family 4 id.
305 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
306 cpu discovery code to lower part of the function.
307 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
308 for sub-architecture.
309 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
310 [PROCESSOR_K8]: Add k8-sse3 architecture.
311 [PROCESSOR_NOCONA]: Remove.
312 [PROCESSOR_GENERIC64]: Ditto.
313 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
314 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
315 to check for SSE and FXSAVE support.
316 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
317 Add -minline-all-stringops.
318 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
321 2007-09-05 Jie Zhang <jie.zhang@analog.com>
323 * config/bfin/linux-unwind.h: New file.
324 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
325 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
327 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
329 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
330 * stmt.c: Include alloc-pool.h.
331 (struct case_node): Remove GTY marker.
332 (add_case_node): New parameter case_node_pool. Use it for
334 (expand_case): New allocation pool case_node_pool. Initialize it,
335 pass to add_case_node and free it.
337 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
338 David Ung <davidu@mips.com>
339 Nigel Stephens <nigel@mips.com>
341 Add mips16/nomips16 function attributes and -mflip-mips16 option
342 for testing mixed-mode compilation.
344 * config/mips/mips.opt (mflip-mips16): New.
346 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
347 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
349 * config/mips/mips.c (mips_base_target_flags): New.
350 (mips_base_mips16): New.
351 (mips_base_schedule_insns): New.
352 (mips_base_reorder_blocks_and_partition): New.
353 (mips_base_align_loops): New.
354 (mips_base_align_jumps): New.
355 (mips_base_align_functions): New.
356 (mips16_flipper): New.
357 (mips_attribute_table): Add "mips16" and "nomips16" entries.
358 (TARGET_SET_CURRENT_FUNCTION): Define.
359 (mips_mips16_type_p, mips_nomips16_type_p): New.
360 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
361 (mips_function_ok_for_sibcall): Make it deal with functions with
363 (mips_init_split_addresses): New, split out from override_options.
364 (mips_init_relocs): New, split out from override_options.
366 (mips_set_mips16_mode): New, split out from override_options.
367 (mips_set_current_function): New.
368 (override_options): Add sorry for unsupported mips16/pic
369 combination. Remove error for mips16/dsp combination. Save
370 base option settings.
371 (mips_file_start): Move mips16 mode setting output from here....
372 (mips_output_function_prologue): ....to here.
373 (mips_output_mi_thunk): Check for mips16 function.
374 (build_mips16_function_stub): Don't set .mips16 here.
375 (build_mips16_call_stub): Likewise.
376 (mips_expand_builtin): Error in mips16 mode.
377 (mips_use_mips16_mode_p): New.
378 (mips_encode_section_info): Check for mips16 function, and set
379 SYMBOL_REF_FLAGS accordingly.
381 * doc/extend.texi (Function Attributes): Document new
382 mips16/nomips16 attributes.
383 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
384 (MIPS Options): Document -mflip-mips16.
386 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
388 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
389 if we encounter TLS address in MIPS16 mode.
390 (mips_legitimize_const_move): Check cannot_force_const_mem for
391 the (const (plus symbol offset)) case; this forces invalid TLS
392 address in MIPS16 mode to be caught by the above call to sorry.
393 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
394 because that now enables emutls, which is not ABI compatible
395 with native TLS in non-MIPS16 mode.
397 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
399 Add target hook invoked when cfun changes.
401 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
402 * target.h (struct gcc_target): Add set_current_function.
403 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
404 (TARGET_INITIALIZER): Add initializer for set_current_function.
405 * tree.h (push_struct_function): New.
406 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
409 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
411 (push_function_context_to): Use allocate_struct_function
412 to create null context, not init_dummy_function_start. Use set_cfun.
413 (pop_function_context_from): Use set_cfun.
414 (in_dummy_function): New.
415 (invoke_set_current_function_hook): New.
417 (push_cfun, pop_cfun): Use set_cfun.
418 (push_struct_function): New.
419 (allocate_struct_function): Call invoke_set_current_function_hook
421 (prepare_function_start): Don't set cfun here. Remove unused
422 argument; fix all callers.
423 (init_dummy_function_start): Fiddle with in_dummy_function. Call
424 push_struct_function.
425 (init_function_start): Set cfun here.
426 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
427 * omp-low.c (create_omp_child_function): Use push_struct_function
428 and pop_cfun to save/restore state.
429 (expand_omp_parallel): Remove unused saved_cfun variable.
430 * cgraphunit.c (ipa_passes): Use set_cfun.
431 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
432 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
433 * matrix-reorg.c (transform_allocation_sites): Likewise.
434 (matrix_reorg): Use set_cfun.
435 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
436 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
437 assignment to cfun; use set_cfun for the other.
438 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
439 (dump_function_to_file): Use push_cfun/pop_cfun here.
440 * c-decl.c (finish_function): Use set_cfun.
442 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
444 * regrename.c (rerename_optimize): Use deferred rescanning and
445 insert explicit calls to rescan insns when changed.
447 2007-09-05 Jan Hubicka <jh@suse.cz>
449 * optabs.c (libfunc_entry): Change optab to integer.
450 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
451 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
452 of pointers for hashing.
454 2007-09-05 Jan Hubicka <jh@suse.cz>
456 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
458 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
459 * see.c (pass_see): Likewise.
460 * tracer.c (pass_tracer): Likewise.
461 * postreload-gcse.c (pass_gcse2): Likewise.
462 * postreload.c (pass_postreload_cse): Likewise.
463 * mode-switching.c (pass_mode_switching): Likewise.
464 * modulo-sched.c (pass_sms): Likewise.
465 * cse.c (cse_insn): Likewise.
466 * web.c (pass_web): Likweise.
467 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
468 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
469 * loop-init.c (pass_rtl_loop_init): Likewise.
470 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
471 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
472 * global.c (pass_global_alloc): Likewise.
473 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
474 pass_if_after_reload): Likewise.
475 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
476 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
477 * regmove.c (pass_regmove): Likewise.
478 * function.c (pass_thread_prologugues_epilogues): Likewise.
479 * gcse.c (pass_gcse): Likewise.
480 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
481 * lower-subreg.c (pass_lower_subreg2): Likewise.
482 * bt-load.c (pass_branch_target_load): Likewise.
483 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
484 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
485 * combine.c (pass_combine): Likewise.
486 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
487 (pass_partition_blocks): Likewise.
488 * var-tracking.c (pass_variable_track): Likewise.
489 * reg-stack.c (pass_stack_regs_run): Likewise.
490 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
491 * passes.c (pass_postreload): Likewise.
492 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
493 * tree-pass.h (TODO_verify_rtl_sharing): New.
494 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
495 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
496 TODO_set_props, TODO_df_finish, TODO_df_verify,
497 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
499 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
501 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
502 fold_real_zero_addition_p, reorder_operands_p,
503 div_if_zero_remainder, fold_undefer_overflow_warnings,
504 int_binop_types_match_p, fold_convert_const_int_from_int,
505 fold_convert_const_int_from_real,
506 fold_convert_const_int_from_fixed,
507 fold_convert_const_real_from_real,
508 fold_convert_const_real_from_fixed,
509 fold_convert_const_fixed_from_fixed,
510 fold_convert_const_fixed_from_int,
511 fold_convert_const_fixed_from_real, maybe_lvalue_p,
512 fold_checksum_tree, fold_check_failed, print_fold_checksum,
513 debug_fold_checksum, multiple_of_p): Constify.
514 * tree-flow-inline.h (get_lineno): Likewise.
515 * tree-flow.h (get_lineno): Likewise.
516 * tree-object-size.c (compute_object_offset, addr_object_size,
517 alloc_object_size, pass_through_call): Likewise.
518 * tree-pretty-print.c (op_symbol, print_call_name,
519 print_struct_decl, do_niy): Likewise.
520 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
521 debug_fold_checksum): Likewise.
523 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
526 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
527 note, remove the associated REG_RETVAL note.
529 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
531 * config.gcc (powerpc*-*-*): Install
532 spu2vmx.h, vec_types.h, and si2vmx.h headers.
533 * config/rs6000/spu2vmx.h: New header.
534 * config/rs6000/si2vmx.h: New header.
535 * config/rs6000/vec_types.h: New header.
537 2007-09-05 Ben Elliston <bje@au.ibm.com>
539 * varasm.c (initializer_constant_valid_p): Fix comment typo.
541 2007-09-05 Ben Elliston <bje@au.ibm.com>
543 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
545 (__stdcx): Make asm volatile.
546 (__stwcx, __stdcx): Return only 0 or 1.
548 2007-09-05 Jan Hubicka <jh@suse.cz>
552 2007-09-04 Jan Hubicka <jh@suse.cz>
553 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
555 2007-09-04 Richard Guenther <rguenther@suse.de>
556 * tree-ssa-operands.c (add_virtual_operand): Only mark
557 stores as has_volatile_ops if alias information is not available.
559 2007-09-05 Jakub Jelinek <jakub@redhat.com>
561 * config/rs6000/tramp.asm: Include config.h.
562 Check __PIC__ or __pic__ macro instead of SHARED.
564 PR rtl-optimization/32300
565 * see.c (see_copy_insn): New function.
566 (see_def_extension_not_merged, see_merge_one_use_extension,
567 see_merge_one_def_extension): Use it. Avoid changing
568 PREV_INSN/NEXT_INSN chains directly, insted emit insns
569 into sequences. Call df_insn_delete on temporary insns
570 that won't be emitted into the insn stream.
571 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
572 and run df_process_deferred_rescans () before run_fast_dce.
574 PR tree-optimization/33017
575 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
576 recurse for pure or const function calls.
578 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
580 * c-format.c: Include alloc-pool.h.
581 (check_format_info_main): New argument fwt_alloc. Use allocation
582 pool instead of GC. Remove GC deallocation code.
583 (check_format_arg): Create allocation pool, pass it to
584 check_format_info_main and free it afterwards.
585 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
587 2007-09-05 Ben Elliston <bje@au.ibm.com>
589 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
590 Rename count macro arugment for clarity.
591 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
592 (__protected_stream_set): Likewise, pass 0.
594 2007-09-04 Jan Hubicka <jh@suse.cz>
596 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
598 2007-09-04 Jan Hubicka <jh@suse.cz>
600 * invoke.texi (-finline-small-functions): Document.
601 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
602 when deciding what is inlinable.
603 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
604 (cgraph_decide_inlining_of_small_function): Handle new flags.
605 (cgraph_decide_inlining_incrementally): Likewise.
606 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
607 * common.opt (finline-small-functions): New.
608 * Makefile.in (build/gengtype.o-warn): Work around PR29478
610 2007-09-04 Richard Guenther <rguenther@suse.de>
612 * tree-ssa-operands.c (add_virtual_operand): Only mark
613 stores as has_volatile_ops if alias information is not available.
615 2007-09-04 Andrew Haley <aph@redhat.com>
617 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
619 2007-09-04 Andrew Haley <aph@redhat.com>
621 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
622 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
623 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
625 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
628 * common.opt: Mention ABI version 2 in comment.
630 2007-09-04 Jan Hubicka <jh@suse.cz>
632 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
633 (libfunc_entry): New structure.
634 (libfunc_hash): New hashtable.
635 (hash_libfunc): New function.
636 (eq_libfunc): New function.
637 (convert_optab_libfunc): New function.
638 (optab_libfunc): New function.
639 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
640 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
641 expand_float, expand_fix, new_optab, new_convert_optab):
642 Update for new libfunc API.
643 (init_libfunc, init_integral_libfuncs,
644 init_floating_libfuncs, init_interclass_conv_libfuncs
645 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
646 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
647 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
648 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
649 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
650 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
651 gen_extend_conv_libfunc): New.
652 (init_one_libfunc): Revamp for hashtables.
653 (set_conv_libfunc): Likewise.
654 (init_optabs): Initialize hashtable; use lazy initialization where
656 * optabs.h (optab_handlers): Move out of GGC.
657 (optab, convert_optab): Move out of GGC; add lazy gen info.
658 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
659 (optab_libfunc, convert_optab_libfunc): New.
660 * builtins.c (expand_builtin_powi): Update for new API.
661 * expr.c (convert_move): Likewise.
662 * expmed.c (expand_divmod): Likewise.
664 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
666 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
667 GOT pointer only if there is a constant pool. Use the allocated space
670 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
672 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
675 2007-09-04 Revital Eres <eres@il.ibm.com>
676 Richard Guenther <rguenther@suse.de>
677 R. Clint Whaley <whaley@cs.utsa.edu>
679 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
681 * tree-tailcall.c (process_assignment): Use -fassociative-math
682 when reodering operands of floating-point type.
683 * fold-const.c (fold_comparison, fold_binary): Use
684 -fassociative-math and -freciprocal-math instead of
685 -funsafe-math-optimization flag.
686 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
687 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
688 -freciprocal-math instead of -funsafe-math-optimizations.
689 * opts.c (set_fast_math_flags): Set -freciprocal-math and
690 -fassociative-math when -ffast-math is set.
691 (set_unsafe_math_optimizations_flags): New Function
692 to set -freciprocal-math and -fassociative-math when
693 -funsafe-math-optimizations is set.
694 (common_handle_option): Call it.
695 * tree-vectorizer.c (vect_is_simple_reduction): Use
696 -fassociative-math when doing reduction on floats.
697 * loop-unroll.c (analyze_insn_to_expand_var): Use
698 -fassociative-math when expanding an accumulator of type float.
699 * simplify-rtx.c (simplify_binary_operation_1): Use
700 -fassociative-math and -freciprocal-math when reordeing operands
701 of floating-point type.
702 * combine.c (combine_simplify_rtx): Likewise.
703 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
705 * common.opt (-fassociative-math, -freciprocal-math): New flags.
707 2007-09-04 Paolo Carlini <pcarlini@suse.de>
710 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
712 2007-09-04 Jan Hubicka <jh@suse.cz>
714 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
716 2007-09-04 Jan Hubicka <jh@suse.cz>
718 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
719 and corresponding MATCH_DUP.
721 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
724 * combine.c (subst): Do not try to simplify X if it represents load
725 of FP constant from the constant pool via float extension.
727 2007-09-04 Ben Elliston <bje@au.ibm.com>
729 * c-opts.c: Include "tm_p.h".
730 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
732 2007-09-04 Richard Guenther <rguenther@suse.de>
734 PR tree-optimization/33291
735 * tree-pretty-print.c (dump_generic_node): Dump all
736 qualifiers for pointer types, not only first. Dump
737 qualifiers for aggregate types as well.
738 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
739 use the canonical type for building ARRAY_REFs.
740 * gimplify.c (canonicalize_addr_expr): Clean up. The
741 correct validness check is compatibility of the pointer
742 types. Always use the canonical type for building
743 ARRAY_REFs and ADDR_EXPRs.
744 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
745 change that disabled propagation of ADDR_EXPRs into statements
748 2007-09-03 Zack Weinberg <zack@codesourcery.com>
750 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
751 (umulsi3_highpart): Make into expanders; existing insns are
752 now named *[insn]_nov6. Add stars to existing [insn]_v6
755 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
757 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
758 (unprotoize.o): Remove SHLIB_MULTILIB.
760 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
762 * doc/extend.texi: Document progmem attribute for AVR.
764 2007-09-03 Anatoly Sokolov <aesok@post.ru>
767 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
769 2007-09-03 Zack Weinberg <zack@codesourcery.com>
771 * optabs.c (expand_ffs): Initialize val and defined_at_zero
774 * optabs.c: Remove unnecessary forward declarations.
775 (expand_unop_direct): New, broken out of expand_unop.
776 (expand_doubleword_clz): New.
777 (expand_ctz): Move above expand_ffs. Use
778 start_sequence, end_sequence, add_equal_note, and
779 expand_unop_direct. Add more commentary.
780 (expand_ffs): Try both ctz optab and expand_ctz.
781 Generate a test and branch if the hardware doesn't give us
782 a useful value for input zero. Style improvements similar to
785 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
787 2007-09-03 Zack Weinberg <zack@codesourcery.com>
789 * config.gcc: Delete stanza for arm-semi-aof and
790 armel-semi-aof targets.
791 * config/arm/arm-protos.h
793 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
794 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
795 delete aof_pic_label and remove mention of AOF in comments.
796 * config/arm/arm.md: Delete patterns used only for AOF assembly.
798 * config/arm/semiaof.h
799 * config/arm/t-semi: Delete file.
801 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
803 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
804 CONST_CAST_BB): New macros for type-specific casts.
805 (CONST_CAST): Add a TYPE parameter and define it in terms of
808 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
809 * c-lex.c (cb_ident, lex_string): Likewise,
810 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
811 * config/i386/i386.c (ix86_function_regparm,
812 ix86_function_sseregparm): Use CONST_CAST_TREE.
813 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
815 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
816 give_switch, set_multilib_dir): Likewise,
817 * gengtype-parse.c (string_seq, typedef_name): Likewise,
818 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
819 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
820 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
821 * prefix.c (update_path): Likewise,
822 * pretty-print.c (pp_base_destroy_prefix): Likewise,
823 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
824 * tree-cfg.c (tree_can_merge_blocks_p,
825 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
826 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
827 * tree.c (build_string): Supply a TYPE for CONST_CAST.
828 (attribute_list_contained): Use CONST_CAST_TREE.
830 2007-09-03 Krister Walfridsson <cato@df.lth.se>
832 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
834 2007-09-03 Richard Sandiford <richard@codesourcery.com>
837 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
838 before forcing them into a register.
840 2007-09-03 Richard Sandiford <richard@codesourcery.com>
842 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
843 rather than define_code_macro.
845 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
847 * gcc.c (xputenv): New function.
848 (putenv_from_prefixes): Use xputenv instead of putenv.
849 (process_command): Use xputenv instead of putenv.
850 (set_collect_gcc_options): Use xputenv instead of putenv.
851 (main): Use xputenv instead of putenv.
853 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
855 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
856 availability of swap instruction.
857 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
859 2007-09-03 Revital Eres <eres@il.ibm.com>
861 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
864 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
865 Ayal Zaks <zaks@il.ibm.com>
866 Revital Eres <eres@il.ibm.com>
868 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
869 compute_split_row): New functions.
870 (ps_unschedule_node): Remove.
871 (normalize_sched_times): Iterate over the already scheduled
872 insns instead of the number of nodes.
873 (MAX_SPLIT_NUM): New definition.
874 (sms_schedule_by_order): Change the scheduling heuristic to
875 avoid useless increases of initiation interval ii.
876 (get_sched_window): Add dump printouts.
878 2007-09-02 David Daney <ddaney@avtrex.com>
880 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
881 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
882 (optab, insn): Add more attributes.
883 (fetchop_bit): New code macro.
884 (immediate_insn): New code macro attribute.
885 (sync): Change condition to ISA_HAS_SYNC.
886 (rdhwr): Change predicate for operand 0 to register_operand.
887 (memory_barrier): New expand.
888 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
889 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
890 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
891 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
892 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
893 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
894 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
895 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
896 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
898 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
899 Hans-Peter Nilsson <hp@axis.com>
901 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
902 Defined to describe availability and behavior of CLZ.
903 * config/cris/cris.md (clzsi2): Implement using lz instruction.
904 * config/cris/cris.opt: Tweak comment for "-metrax4".
905 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
906 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
907 (count_leading_zeros): Define.
909 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
911 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
913 2007-09-02 Joseph Myers <joseph@codesourcery.com>
916 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
919 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
921 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
922 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
923 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
924 sched-deps.c, sched-int.h, system.h, target.h,
925 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
926 tree.def: Fix comment typos.
928 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
930 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
931 (override_options): Turn on -mstrict-align on non-ColdFire
933 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
935 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
937 * c-common.c (const_strip_array_types): Delete.
938 * c-common.h (const_strip_array_types): Likewise.
939 * emit-rtl.c (const_next_insn, const_previous_insn,
940 const_next_nonnote_insn, const_prev_nonnote_insn,
941 const_next_real_insn, const_prev_real_insn,
942 const_next_active_insn, const_prev_active_insn, const_next_label,
943 const_prev_label): Delete.
944 * gimple-low.c (block_may_fallthru): Use expr_last.
945 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
946 * rtl.h (const_previous_insn, const_next_insn,
947 const_prev_nonnote_insn, const_next_nonnote_insn,
948 const_prev_real_insn, const_next_real_insn,
949 const_prev_active_insn, const_next_active_insn, const_prev_label,
950 const_next_label): Delete.
951 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
952 * system.h (CONST_CAST): Update comment.
953 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
954 (const_first_stmt, const_last_stmt): Delete.
955 (tree_block_ends_with_condjump_p): Use last_stmt.
956 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
957 * tree-iterator.c (const_expr_first, const_expr_last,
958 const_expr_only): Delete.
959 * tree.c (const_lookup_attribute): Likewise.
960 (attribute_list_contained): Use lookup_attribute.
961 * tree.h (const_lookup_attribute, const_expr_first,
962 const_expr_last, const_expr_only): Delete.
964 2007-09-01 Richard Guenther <rguenther@suse.de>
966 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
967 instead of TREE_THIS_VOLATILE.
968 * tree-ssa-operands.c (add_virtual_operand): Do not set
969 has_volatile_ops. Do not check s_ann for NULL.
970 (get_indirect_ref_operands): Likewise.
971 (get_expr_operands): Likewise. For all reference trees
972 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
973 check base of reference for TREE_THIS_VOLATILE.
975 2007-09-01 Richard Guenther <rguenther@suse.de>
977 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
978 between integral types. Also allow conversions between
981 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
983 * optabs.c (prepare_float_lib_cmp): Use
984 libgcc_cmp_return_mode instead of word_mode.
985 * config/dfp-bit.h: Likewise.
986 * config/fp-bit.h: Likewise.
987 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
989 (spu_libgcc_shift_count_mode): New function.
990 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
991 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
993 2007-08-31 Joseph Myers <joseph@codesourcery.com>
995 * tree-pretty-print.c: Include output.h.
996 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
997 HOST_WIDE_INT_PRINT_DEC.
998 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1000 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1002 PR rtl-optimization/33224
1003 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1004 to the analysed region.
1006 2007-08-31 Richard Guenther <rguenther@suse.de>
1008 * function.c (allocate_struct_function): Do not set
1009 current_function_returns_pointer.
1010 * function.h (struct var_refs_queue): Remove.
1011 (struct simple_obstack_stack): Likewise.
1012 (struct function): Remove fixup_var_refs_queue member.
1013 Remove returns_pointer flag.
1014 (current_function_returns_pointer): Remove define.
1016 2007-08-31 Nick Clifton <nickc@redhat.com>
1018 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1019 secondary keys in order to obtain a stable sort.
1021 2007-08-31 Nick Clifton <nickc@redhat.com>
1024 * config/m32r/constraints.md: Add W constraint for integer zero.
1025 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1026 Fix length calculation by using alternatives.
1028 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1030 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1031 split out from expand_binop.
1032 (avoid_expensive_constant): New function.
1033 (expand_binop_directly): Remove commutative_op argument and
1034 (expand_binop_directly): Remove commutative_op argument and
1035 call cummutative_optab_p instead. Do not change op0 or op1
1036 when swapping xop0 and xop1. Apply avoid_expensive_constant
1037 to each argument after potential swapping. Enforce the
1038 canonical order of commutative operands.
1039 (expand_binop): Use shift_optab_p and commutative_optab_p.
1040 Update the calls to expand_binop_directly. Only force constants
1041 into registers when widening an operation. Only swap operands
1042 once a direct expansion has been rejected.
1043 (expand_twoval_binop): Only force constants into registers when
1044 using a direct expansion.
1046 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1048 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1049 (sched_analyze_insn): Don't postprocess speculative dependencies when
1050 target has no scheduling.
1051 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1052 'uninitialized' warning.
1054 2007-08-31 Richard Guenther <rguenther@suse.de>
1056 * tree.c (build_complex_type): Always set TYPE_NAME for
1059 2007-08-31 Olivier Hainque <hainque@adacore.com>
1061 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1062 internal macro. Default alignment factor for csect directives, chosen
1063 to match what BIGGEST_ALIGNMENT allows.
1064 (DATA_SECTION_ASM_OP): Use it.
1065 * config/rs6000/rs6000.c
1066 (rs6000_xcoff_output_readonly_section_asm_op):
1067 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1068 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1070 2007-08-31 Olivier Hainque <hainque@adacore.com>
1072 * dbxout.c (dbxout_block): Move declaration within the first
1073 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1074 block to include the definition, together with the associated
1077 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1078 Revital Eres <eres@il.ibm.com>
1080 * doc/invoke.texi (-mpaired): Document flag.
1081 * config.gcc: Include paired.h in powerpc extra_headers and
1082 750cl.h in powerpc-*-linux*paired*.
1083 * config/rs6000/rs6000.opt (-mpaired): New flag.
1084 * config/rs6000/rs6000.c (paired_init_builtins,
1085 paired_expand_builtin, paired_expand_lv_builtin,
1086 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1087 New functions to support the paired single builtin functions.
1088 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1089 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1091 (bdesc_paired_preds): New structure for paired predicate
1093 (rs6000_expand_builtin): Expand paired single builtins.
1094 (rs6000_init_builtins): Init paired single builtins.
1095 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1096 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1097 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1098 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1099 (rs6000_vector_mode_supported_p): Support paired vector mode.
1100 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1101 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1103 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1104 (DATA_ALIGNMENT): Likewise.
1105 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1106 (rs6000_builtins): Add PAIRED builtins.
1107 * config/rs6000/rs6000.md: Include paired.md.
1108 * config/rs6000/paired.h: New.
1109 * config/rs6000/paired.md: New.
1110 * config/rs6000/750cl.h: New.
1111 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1113 2007-08-30 Ollie Wild <aaw@google.com>
1115 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1116 * gcc.c (default_compilers): Add -fno-directives-only to
1117 @assembler-with-cpp.
1119 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1123 * regclass.c (initial_fixed_regs): Revert previous change and make
1125 (initial_call_used_regs): Likewise.
1126 (initial_call_really_used_regs): Delete, reverting previous addition.
1127 (initial_reg_names): Likewise.
1128 (init_reg_sets): Revert previous change.
1129 (saved_fixed_regs): New.
1130 (saved_call_used_regs): New.
1131 (saved_call_really_used_regs): New.
1132 (saved_reg_names): New.
1133 (save_register_info): New.
1134 (restore_register_info): New.
1135 (init_reg_sets_1): Replace reset of register info with call to
1136 restore_register_info.
1137 * rtl.h (save_register_info): Declare.
1138 * toplev.c (backend_init): Call save_register_info.
1140 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1142 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1143 from the original statement.
1145 2007-08-30 Chao-ying Fu <fu@mips.com>
1147 * c-lex.c (interpret_fixed): Declare.
1148 (interpret_float): Process _Fract and _Accum.
1149 (interpret_fixed): New function.
1150 * final.c (output_addr_const): Process CONST_FIXED.
1151 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1152 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1154 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1156 (simplify_immed_subreg): Support CONST_FIXED.
1157 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1158 (simplify_subreg): Support CONST_FIXED.
1160 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1162 * config/rs6000/ppu_intrinsics.h: New file.
1163 * config.gcc (powerpc*-*-* <extra_headers>): Install
1166 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1168 * cfg.c (dump_flow_info): Change to also print entry and exit
1170 * print-rtl.c (print_rtl_single): Allow to print rtl with
1173 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1175 * df-core.h (df_dump_region): New function.
1176 * df.h (df_dump_region): New function.
1177 * loop-invariant.c (find_defs): Add call to df_dump_region.
1178 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1181 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1184 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1185 true if any of the compare_section_name calls returned true,
1186 rather than if any returned false.
1188 2007-08-30 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/33199
1191 * tree-ssa-structalias.c (handle_lhs_call): New function.
1192 (find_func_aliases): In non-IPA mode make sure that for
1193 calls that return a pointer we add a constraint for the
1194 result to point to anything.
1196 2007-08-30 Richard Guenther <rguenther@suse.de>
1198 * doc/invoke.texi (-mveclibabi): Document new target option.
1199 * config/i386/i386.opt (-mveclibabi): New target option.
1200 * config/i386/i386.c (ix86_veclib_handler): Handler for
1201 vectorization library support.
1202 (override_options): Handle the -mveclibabi option, initialize
1203 the vectorization library handler.
1204 (ix86_builtin_vectorized_function): As fallback call the
1205 vectorization library handler, if set.
1206 (ix86_veclibabi_acml): New static function for ACML ABI style
1207 vectorization support.
1209 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1211 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1212 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1213 SImode and update m. Don't run gen_lowpart_common on arbitrary
1214 memory address, force it to register first.
1217 * dce.c (dce_process_block): Don't delete setters of
1218 artificially used registers.
1220 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1222 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1223 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1224 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1226 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1228 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1230 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1231 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1233 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1235 * system.h: Activate -Wcast-qual as warning-only.
1237 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1240 * config/rs6000/rs6000.c (compare_section_name): New function.
1241 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1244 2007-08-29 Olivier Hainque <hainque@adacore.com>
1246 * xcoffout.c: #include debug.h.
1247 * Makefile.in (xcoffout.o): Add debug.h dependency.
1249 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1251 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1252 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1254 2007-08-29 Richard Guenther <rguenther@suse.de>
1256 * tree-pretty-print.c (dump_generic_node): Print
1257 label DECL_UID as D.%u.
1258 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1260 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1262 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1263 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1265 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1268 * tree.c (build_type_attribute_qual_variant): Set canonical types
1269 on the final, unqualified attribute variant before building the
1272 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1274 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1275 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1277 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1280 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1281 * config/bfin/bfin.md (composev2hi): Put operands into vector
1284 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1286 * config/bfin/bfin.md (composev2hi): Put operands into vector
1289 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1291 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1292 attribute when appropriate.
1293 (bfin_handle_l1_text_attribute): New.
1294 (bfin_handle_l1_data_attribute): New.
1295 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1296 l1_data_A and l1_data_B.
1297 * doc/extend.texi (node Function Attributes): Document l1_text
1299 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1300 l1_data_A and l1_data_B variable attributes.
1302 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1304 * config/bfin/bfin.opt (minline-plt): Add.
1305 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1306 call to global functions.
1307 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1308 (Blackfin Options): Document -minline-plt.
1310 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1312 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1313 given a non-function.
1314 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1316 2007-08-28 DJ Delorie <dj@redhat.com>
1318 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1320 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1322 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1324 2007-08-28 Richard Guenther <rguenther@suse.de>
1326 * tree.h (struct tree_function_decl): Increase size of
1327 function_code bitfield.
1329 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1330 Kazu Hirata <kazu@codesourcery.com>
1332 * gcc/config/m68k/linux.h
1333 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1334 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1335 (m68k_return_in_memory): New.
1336 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1339 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1342 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1343 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1344 operand) when top VEC_SELECT extracts scalar element.
1345 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1346 (*vec_extract_v4sf_mem): Ditto.
1348 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1351 * passes.c (init_optimization_passes): Move pass_df_finish
1352 after pass_postreload sublist.
1354 PR rtl-optimization/33148
1355 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1356 (neg (lt X 0)) if X has scalar int mode.
1359 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1360 initializer, use build_vector_from_ctor if possible to create
1361 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1362 even after this, return NULL.
1364 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1366 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1368 2007-08-28 Richard Guenther <rguenther@suse.de>
1370 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1371 (struct tree_function_decl): Make function_code a bitfield.
1372 Add disregard_inline_limits flag.
1373 * cgraphunit.c (cgraph_process_new_functions): Check
1374 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1375 (cgraph_preserve_function_body_p): Likewise.
1376 * ipa-inline.c (compute_inline_parameters): Likewise.
1377 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1378 for GNU C extern inline functions.
1379 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1380 * tree-inline.c (disregard_inline_limits_p): Remove.
1381 * tree-inline.h (disregard_inline_limits_p): Likewise.
1382 * c-common.c (handle_always_inline_attribute): Set
1383 DECL_DISREGARD_INLINE_LIMITS.
1384 * langhooks.c (add_builtin_function): Verify the function code
1385 fits in the bitfield.
1387 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1388 Vladimir Yanovsky <yanov@il.ibm.com>
1389 Revital Eres <eres@il.ibm.com>
1390 Andrey Belevantsev <abel@ispras.ru>
1392 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1394 * modulo-sched.c: Add documentation regarding do-loop.
1395 (doloop_register_get): Change number of arguments to support
1396 the new do-loop pattern and check whether COUNT_REG has no other
1397 occurences in the loop besides in the control part.
1398 (duplicate_insns_of_cycles): Do not duplicate the insn which
1399 changes count_reg as it is already adjusted.
1400 (generate_prolog_epilog): New argument to support the new
1401 do-loop pattern. Change the subtract instruction to use
1402 expand_simple_binop. Call duplicate_insns_of_cycles with new
1404 (sms_schedule): Call doloop_register_get and
1405 generate_prolog_epilog with new argument. Do not handle loops
1406 with single sets insns with subreg in their lhs.
1407 * loop-doloop.c (doloop_optimize): Support for another do-loop
1409 (doloop_condition_get): Gets an instruction instead of a pattern
1410 and change the return condition when the do-loop pattern is
1412 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1413 deps when considering to not create edges.
1415 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1417 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1420 2007-08-27 Jason Merrill <jason@redhat.com>
1423 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1424 zero-sized types after calling gimplify_modify_expr_rhs.
1426 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1428 * regclass.c (init_reg_autoinc): Fix typo.
1430 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1432 Fix PR tree-optimization/33173
1433 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1435 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1438 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1439 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1442 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1443 David Ung <davidu@mips.com>
1444 Nigel Stephens <nigel@mips.com>
1446 Separate target-specific initialization from general
1447 back-end initialization.
1449 * toplev.c (init_alignments): New, split out from...
1450 (process_options): ...here.
1451 (backend_init_target): New, split out from...
1452 (backend_init): ...here.
1453 (lang_dependent_init_target): New, split out from...
1454 (lang_dependent_init): ...here.
1455 (target_reinit): New.
1456 * toplev.h (target_reinit): Declare.
1457 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1458 now can be called more than once. Update comments.
1459 * expr.h (init_expr_target): Likewise.
1460 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1461 now can be called more than once. Explicitly zero
1462 static_reg_base_value.
1463 * emit-rtl.c (init_emit_regs): New, split out from...
1464 (init_emit_once): Here.
1465 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1466 non-const, so that changes from command-line arguments can overwrite
1467 values provided by the static initializers.
1468 (initial_call_really_used_regs): New, used similarly to the above.
1469 (initial_reg_names): Likewise.
1470 (last_mode_for_init_move_cost): Promoted function-local static to
1471 file-scope static to make it accessible outside init_move_cost.
1472 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1473 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1474 reg_names since it is needed for parsing command-line options.
1475 (init_move_cost): Use last_mode_for_init_move_cost instead of
1476 function-local static.
1477 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1478 call_really_used_regs now. Reinitialize reg_names. Also
1479 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1480 reg_class_superunion. Clear losing_caller_save_reg_set.
1481 Preserve global registers if called more than once. Reset
1482 move cost, may_move_in_cost, may_move_out_cost, and
1483 last_mode_for_init_move_cost.
1484 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1485 can now be invoked more than once. Update comments.
1486 (init_regs): Update comments.
1487 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1488 and initial_call_really_used_regs, instead of the non-initial
1489 variables. This allows us to save the command-line register settings
1490 after target reinitialization.
1491 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1492 * rtl.h (init_emit_regs): Declare.
1493 (init_reg_modes_target, init_alias_target): Renamed as described
1495 * reload1.c (init_reload): Update comments.
1496 * optabs.c (init_optabs): Likewise.
1497 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1499 2007-08-26 Chao-ying Fu <fu@mips.com>
1501 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1504 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1506 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1508 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1510 * bb-reorder.c (copy_bb_p): Likewise.
1511 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1512 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1513 block_ends_with_condjump_p): Likewise.
1514 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1515 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1516 block_ends_with_condjump_p): Likewise.
1517 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1518 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1519 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1520 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1521 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1522 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1523 debug_true_const_tree instad of debug_true_tree.
1524 * debug.c (do_nothing_debug_hooks): Likewise.
1525 * debug.h (ignore_block, debug_true_const_tree): Constify.
1526 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1527 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1528 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1529 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1530 dbx_reg_number, is_based_loc, field_type,
1531 simple_type_align_in_bits, simple_decl_align_in_bits,
1532 simple_type_size_in_bits, field_byte_offset, insert_float,
1533 type_tag, member_declared_type, is_redundant_typedef,
1534 secname_for_decl, is_inlined_entry_point): Likewise.
1535 * emit-rtl.c (const_next_insn, const_previous_insn,
1536 const_next_nonnote_insn, const_prev_nonnote_insn,
1537 const_next_real_insn, const_prev_real_insn,
1538 const_next_active_insn, const_prev_active_insn, const_next_label,
1539 const_prev_label): Likewise.
1540 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1542 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1543 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1544 sched_insn_is_legitimate_for_speculation_p): Likewise.
1545 * jump.c (reversed_comparison_code_parts,
1546 reversed_comparison_code, reversed_comparison, condjump_label):
1548 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1549 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1551 * rtl.h (const_previous_insn, const_next_insn,
1552 const_prev_nonnote_insn, const_next_nonnote_insn,
1553 const_prev_real_insn, const_next_real_insn,
1554 const_prev_active_insn, const_next_active_insn, const_prev_label,
1555 const_next_label, modified_between_p, modified_in_p,
1556 const_note_storeskeep_with_call_p, condjump_label,
1557 reversed_comparison, reversed_comparison_code,
1558 reversed_comparison_code_parts, memory_modified_in_insn_p,
1559 stack_regs_mentioned): Likewise.
1560 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1561 keep_with_call_p): Likewise.
1562 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1563 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1564 sd_lists_size, sd_lists_empty_p): Likewise.
1565 * sched-int.h (sched_insns_conditions_mutex_p,
1566 haifa_classify_insn, no_real_insns_p,
1567 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1568 sd_lists_size, sd_lists_empty_p): Likewise.
1569 * sdbout.c (sdb_debug_hooks): Likewise.
1570 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1571 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1572 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1574 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1575 tree_can_throw_internal): Likewise.
1576 * tree-flow-inline.h (phi_nodes): Likewise.
1577 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1578 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1579 * tree-gimple.c (const_get_call_expr_in): Likewise.
1580 * tree-gimple.h (const_get_call_expr_in): Likewise.
1581 * tree.c (const_lookup_attribute, attribute_list_equal,
1582 attribute_list_contained): Likewise.
1583 * tree.h (attribute_list_equal, attribute_list_contained,
1584 const_lookup_attribute): Likewise.
1585 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1587 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1589 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1590 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1592 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1595 * config/alpha/constraints.md: Delete "svn:mime-type" property
1596 with svn propdel "svn:mime-type".
1598 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1601 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1602 non NOTE insn doesn't cross basic block.
1603 (noce_try_abs): Likewise.
1604 (noce_process_if_block): Likewise.
1606 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1609 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1610 operand without auto-inc-dec.
1611 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1612 offsettable_mem_operand.
1613 (floatunssidf2_internal): Same.
1614 (fix_truncdfsi2_internal): Same.
1615 (floatsidf_ppc64): Same.
1616 (floatunssidf_ppc64): Same.
1617 (fix_trunctfsi2_internal): Same.
1619 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1622 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1623 pass defines needed for version.c.
1625 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1627 * configure.ac (--debug-prefix-map check): Change assembler
1628 version presumed to have feature to 2.18.
1629 * configure: Regenerate.
1631 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1633 * c-common.c (vector_types_convertible_p,
1634 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1635 self_promoting_args_p): Constify.
1636 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1637 c_promoting_integer_type_p, self_promoting_args_p,
1638 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1639 * c-decl.c (anon_aggr_type_p): Likewise.
1640 * * c-dump.c (dump_stmt): Likewise.
1641 * c-objc-common.c (has_c_linkage): Likewise.
1642 * c-tree.h (same_translation_unit_p): Likewise.
1643 * c-typeck.c (null_pointer_constant_p,
1644 tagged_types_tu_compatible_p, function_types_compatible_p,
1645 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1646 comptypes_internal, struct tagged_tu_seen_cache,
1647 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1648 c_size_in_bytes): Likewise.
1649 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1650 hash_ptr, eq_ptr): Likewise.
1651 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1652 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1653 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1654 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1656 * optabs.c (optab_for_tree_code): Likewise.
1657 * optabs.h (optab_for_tree_code): Likewise.
1658 * rtl.h (simplify_rtx): Likewise.
1659 * simplify-rtx.c (simplify_rtx): Likewise.
1660 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1661 dump_flag, dump_node): Likewise.
1662 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1663 queue_and_dump_type, dump_flag): Likewise.
1664 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1665 * tree-pass.h (dump_node): Likewise.
1666 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1667 supportable_narrowing_operation): Likewise.
1668 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1669 supportable_narrowing_operation): Likewise.
1670 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1671 is_negative_overflow_infinity, is_positive_overflow_infinity,
1672 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1673 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1674 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1675 ssa_name_nonzero_p, fp_predicate): Likewise.
1676 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1677 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1678 ssa_name_nonnegative_p): Likewise.
1680 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1682 * config.gcc : Add x86_64-elf target.
1684 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1686 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1688 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1689 Nigel Stephens <nigel@mips.com>
1693 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1694 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1695 * expr.c (SET_BY_PIECES_P): Define.
1696 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1697 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1698 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1700 * expr.h (SET_RATIO): Define.
1701 (can_store_by_pieces, store_by_pieces): Update prototypes.
1702 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1703 can_store_by_pieces/store_by_pieces.
1704 (expand_builtin_memcpy_args): Likewise.
1705 (expand_builtin_strncpy): Likewise.
1706 (expand_builtin_memset_args): Likewise. Also remove special case
1707 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1708 decide what to do instead.
1709 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1710 to can_store_by_pieces.
1712 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1713 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1715 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1716 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1717 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1718 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1719 (STORE_BY_PIECES_P): Define.
1721 2007-08-24 Tom Tromey <tromey@redhat.com>
1723 * varpool.c (varpool_last_needed_node): Fix comment typo.
1724 * c-decl.c (duplicate_decls): Fix comment typo.
1725 (clone_underlying_type): Update comment.
1727 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1729 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1730 alpha_in_small_data_p, alpha_split_complex_arg,
1731 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1733 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1734 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1736 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1737 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1738 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1739 * config/darwin.c (darwin_binds_local_p): Likewise.
1740 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1742 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1743 i386_pe_valid_dllimport_attribute_p): Likewise.
1744 * config/i386/i386.c (ix86_function_regparm,
1745 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1746 x86_can_output_mi_thunk, ix86_mangle_type,
1747 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1748 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1749 i386_pe_binds_local_p): Likewise.
1750 * config/ia64/ia64.c
1751 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1752 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1753 ia64_invalid_conversion, ia64_invalid_unary_op,
1754 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1756 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1757 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1758 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1759 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1760 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1761 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1762 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1763 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1764 * config/pa/pa.c (pa_commutative_p): Likewise.
1765 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1767 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1768 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1769 rs6000_use_blocks_for_constant_p,
1770 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1771 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1772 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1773 * config/s390/s390.c (s390_mangle_type,
1774 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1776 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1777 th_in_small_data_p): Likewise.
1778 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1779 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1781 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1782 sparc_mangle_type): Likewise.
1783 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1784 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1785 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1787 * hooks.c (hook_bool_mode_const_rtx_false,
1788 hook_bool_mode_const_rtx_true,
1789 hook_bool_const_tree_hwi_hwi_const_tree_false,
1790 hook_bool_const_tree_hwi_hwi_const_tree_true,
1791 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1792 hook_constcharptr_const_tree_null,
1793 hook_constcharptr_const_rtx_null,
1794 hook_constcharptr_const_tree_const_tree_null,
1795 hook_constcharptr_int_const_tree_null,
1796 hook_constcharptr_int_const_tree_const_tree_null): New.
1797 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1798 hook_bool_tree_hwi_hwi_tree_false,
1799 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1800 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1801 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1802 hook_constcharptr_int_tree_null,
1803 hook_constcharptr_int_tree_tree_null): Delete.
1804 (default_can_output_mi_thunk_no_vcall): Constify.
1805 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1806 hook_bool_tree_hwi_hwi_tree_false,
1807 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1808 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1809 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1810 hook_constcharptr_int_tree_null,
1811 hook_constcharptr_int_tree_tree_null): Delete.
1812 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1813 hook_bool_const_tree_hwi_hwi_const_tree_false,
1814 hook_bool_const_tree_hwi_hwi_const_tree_true,
1815 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1816 hook_constcharptr_const_tree_null,
1817 hook_constcharptr_const_rtx_null,
1818 hook_constcharptr_const_tree_const_tree_null,
1819 hook_constcharptr_int_const_tree_null,
1820 hook_constcharptr_int_const_tree_const_tree_null): New.
1821 (default_can_output_mi_thunk_no_vcall): Constify.
1822 * integrate.c (function_attribute_inlinable_p): Likewise.
1823 * integrate.h (function_attribute_inlinable_p): Likewise.
1824 * jump.c (rtx_renumbered_equal_p): Likewise.
1825 * output.h (decl_readonly_section, categorize_decl_for_section,
1826 default_use_anchors_for_symbol_p, default_binds_local_p,
1827 default_binds_local_p_1): Likewise.
1828 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1830 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1831 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1832 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1833 TARGET_COMP_TYPE_ATTRIBUTES,
1834 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1835 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1836 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1837 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1838 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1839 * target.h (can_output_mi_thunk, needs_block_p,
1840 first_cycle_multipass_dfa_lookahead_guard_spec,
1841 vector_alignment_reachable, comp_type_attributes,
1842 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1843 commutative_p, use_blocks_for_constant_p,
1844 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1845 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1846 invalid_within_doloop, valid_dllimport_attribute_p,
1847 split_complex_arg, invalid_arg_for_unprototyped_fn,
1848 invalid_conversion, invalid_unary_op, invalid_binary_op):
1850 * targhooks.c (default_invalid_within_doloop,
1851 hook_invalid_arg_for_unprototyped_fn,
1852 default_builtin_vector_alignment_reachable): Likewise.
1853 (hook_bool_rtx_commutative_p): Delete.
1854 (hook_bool_const_rtx_commutative_p): New.
1855 * targhooks.h (default_invalid_within_doloop,
1856 default_builtin_vector_alignment_reachable,
1857 hook_invalid_arg_for_unprototyped_fn): Constify.
1858 (hook_bool_rtx_commutative_p): Delete.
1859 (hook_bool_const_rtx_commutative_p): New.
1860 * varasm.c (bss_initializer_p, decl_default_tls_model,
1861 categorize_decl_for_section, decl_readonly_section,
1862 default_use_anchors_for_symbol_p, default_binds_local_p,
1863 default_binds_local_p_1): Constify.
1865 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1867 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1868 __NO_BUILTIN if -fno-builtin.
1870 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1872 * config/bfin/bfin.c (print_operand): Report error instead of
1873 ICE for wrong operand.
1875 2007-08-24 Michael Matz <matz@suse.de>
1877 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1879 2007-08-24 Richard Guenther <rguenther@suse.de>
1882 * tree-ssa.c (useless_type_conversion_p): Split into a
1883 recursive and a non-recursive part.
1884 (useless_type_conversion_p_1): New function.
1885 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1886 from maybe_fold_offset_to_reference is trivially convertible
1887 to the desired type before doing the simplification.
1889 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1891 * expr.c (store_expr): Optimize initialization of an array
1893 * expr.h (builtin_strncpy_read_str): New prototype.
1894 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1897 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1900 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1901 field when initializing if_info structure.
1903 2007-08-24 Richard Guenther <rguenther@suse.de>
1905 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1907 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1908 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1909 * tree-inline.c (inlinable_function_p): Fold in common parts of
1910 the cannot_inline_tree_fn langhook.
1911 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1912 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1913 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1914 cannot_inline_tree_fn langhook.
1915 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1916 cannot_inline_tree_fn member.
1918 2007-08-24 Richard Guenther <rguenther@suse.de>
1920 * expr.c (get_inner_reference): Do computation of bitoffset
1921 from offset in a way we can detect overflow reliably.
1923 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1925 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1927 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1929 * config/bfin/bfin.opt (mfast-fp): Add.
1930 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1931 libbffastfp override libgcc if -mfast-fp.
1932 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1933 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1934 (Blackfin Options): Document -mfast-fp.
1936 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1938 PR tree-optimization/32573
1940 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1941 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1942 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1943 (build_classic_dist_vector): Return false rather than true if
1944 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1945 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1946 returned false. Don't call save_dist_v before calling
1947 build_classic_dist_vector_1.
1948 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1949 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1950 DDR_DIR_VECTS vectors.
1952 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1954 * configure.ac (leb128): Modify sed statement to work with any
1955 binutils version string.
1956 * configure: Regenerate
1958 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1960 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1961 Wrap in RTX_CODE macro guard.
1962 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1963 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1964 arm_mark_dllimport, arm_pe_encode_section_info,
1965 arm_pe_unique_section): Use ISO-C function declarations.
1966 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1967 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1968 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1970 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1971 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1973 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1975 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1976 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1977 (register_move_cost): Use ISO-C function declarations.
1978 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1979 * config/score/score-protos.h (score_declare_object): Add
1981 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1983 * final.c (profile_function): Avoid empty if-bodies.
1986 * calls.c (must_pass_in_stack_var_size,
1987 must_pass_in_stack_var_size_or_pad): Constify.
1988 * config/alpha/alpha-protos.h (function_value): Likewise.
1989 * config/alpha/alpha.c (alpha_return_in_memory,
1990 alpha_pass_by_reference, function_value,
1991 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1992 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1994 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1995 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1996 TARGET_PROMOTE_PROTOTYPES): Likewise.
1997 * config/arm/arm-protos.h (arm_return_in_memory,
1998 arm_pad_arg_upward, arm_function_value): Likewise.
1999 * config/arm/arm.c (arm_pass_by_reference,
2000 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2001 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2002 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2004 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2005 * config/avr/avr-protos.h (avr_function_value): Likewise.
2006 * config/avr/avr.c (avr_return_in_memory,
2007 gas_output_limited_string, gas_output_ascii, avr_function_value,
2008 avr_return_in_memory): Likewise.
2009 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2010 * config/bfin/bfin.c (bfin_pass_by_reference,
2011 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2012 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2014 * config/cris/cris.c (cris_pass_by_reference,
2015 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2016 * config/crx/crx.c (crx_return_in_memory): Likewise.
2017 * config/darwin.c (function_base, machopic_function_base_name):
2019 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2020 TARGET_PROMOTE_PROTOTYPES): Likewise.
2021 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2022 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2023 * config/i386/i386-protos.h (ix86_return_in_memory,
2024 ix86_sol10_return_in_memory): Likewise.
2025 * config/i386/i386.c (ix86_function_value,
2026 ix86_function_sseregparm, ix86_must_pass_in_stack,
2027 type_natural_mode, classify_argument, examine_argument,
2028 construct_container, ix86_pass_by_reference, function_value_32,
2029 function_value_64, ix86_function_value_1, return_in_memory_32,
2030 return_in_memory_64, return_in_memory_ms_64,
2031 ix86_return_in_memory, ix86_sol10_return_in_memory,
2032 TARGET_PROMOTE_PROTOTYPES): Likewise.
2033 * config/ia64/ia64-protos.h (ia64_function_value,
2034 ia64_hpux_function_arg_padding): Likewise.
2035 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2036 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2037 ia64_hpux_function_arg_padding): Likewise.
2038 * config/iq2000/iq2000-protos.h (function_arg,
2039 iq2000_function_value): Likewise.
2040 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2041 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2042 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2043 function_arg, iq2000_function_value): Likewise.
2044 * config/m32c/m32c-protos.h (m32c_function_value,
2045 m32c_promote_function_return): Likewise.
2046 * config/m32c/m32c.c (m32c_pass_by_reference,
2047 m32c_promote_prototypes, m32c_promote_function_return,
2048 m32c_function_value): Likewise.
2049 * config/m32r/m32r.c (m32r_return_in_memory,
2050 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2051 m32r_in_small_data_p): Likewise.
2052 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2054 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2055 m68hc11_function_arg_padding): Likewise.
2056 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2057 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2058 m68k_function_value): Likewise.
2059 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2060 mcore_function_value): Likewise.
2061 * config/mcore/mcore.c (handle_structs_in_regs,
2062 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2063 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2064 mcore_num_arg_regs, mcore_function_value): Likewise.
2065 * config/mips/mips-protos.h (mips_pad_arg_upward,
2066 mips_function_value): Likewise.
2067 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2068 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2069 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2070 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2071 mips_function_value): Likewise.
2072 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2074 * config/mmix/mmix.c (mmix_pass_by_reference,
2075 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2076 mmix_encode_section_info): Likewise.
2077 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2079 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2080 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2081 mn10300_function_value): Likewise.
2082 * config/mt/mt-protos.h (mt_function_value): Likewise.
2083 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2084 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2085 * config/pa/pa-protos.h (function_arg_padding, function_value,
2086 pa_return_in_memory): Likewise.
2087 * config/pa/pa.c (pa_pass_by_reference,
2088 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2089 function_arg_padding, function_value, pa_return_in_memory):
2091 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2092 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2093 function_arg_padding): Likewise.
2094 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2095 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2096 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2097 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2098 function_arg_padding, altivec_expand_dst_builtin,
2099 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2100 altivec_init_builtins, rs6000_common_init_builtins,
2101 rs6000_function_value): Likewise.
2102 * s390/s390-protos.h (s390_function_value): Likewise.
2103 * config/s390/s390.c (s390_function_arg_size,
2104 s390_pass_by_reference, s390_return_in_memory,
2105 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2106 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2107 * config/score/score-protos.h (score_function_value): Likewise.
2108 * config/score/score.c (score_arg_partial_bytes,
2109 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2110 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2111 score_pass_by_reference, score_add_offset, score_function_value):
2113 * config/sh/sh-protos.h (sh_attr_renesas_p,
2114 sh_promote_prototypes): Likewise.
2115 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2116 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2117 sh_attr_renesas_p): Likewise.
2118 * config/sparc/sparc-protos.h (function_value,
2119 function_arg_padding): Likewise.
2120 * config/sparc/sparc.c (sparc_promote_prototypes,
2121 sparc_return_in_memory, sparc_pass_by_reference,
2122 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2123 function_arg_record_value_2, function_arg_record_value_1,
2124 function_arg_record_value, function_arg_record_value,
2125 function_arg_padding, function_value): Likewise.
2126 * config/spu/spu-protos.h (spu_function_value): Likewise.
2127 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2128 spu_function_value): Likewise.
2129 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2131 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2132 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2133 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2135 * config/v850/v850.c (v850_return_in_memory,
2136 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2137 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2138 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2139 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2140 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2142 * explow.c (promote_mode, hard_function_value): Likewise.
2143 * expr.h (hard_function_value, promote_mode): Likewise.
2144 * function.c (aggregate_value_p): Likewise.
2145 * hooks.c (hook_bool_const_tree_true): New.
2146 * hooks.h (hook_bool_const_tree_true): New.
2147 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2148 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2149 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2150 TARGET_RETURN_IN_MSB): Likewise.
2151 * target.h (promote_function_args, promote_function_return,
2152 promote_prototypes, return_in_memory, return_in_msb,
2153 pass_by_reference, must_pass_in_stack, callee_copies,
2154 function_value): Likewise.
2155 * targhooks.c (default_return_in_memory,
2156 hook_pass_by_reference_must_pass_in_stack,
2157 hook_callee_copies_named,
2158 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2159 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2160 default_function_value): Likewise.
2161 * targhooks.h (default_return_in_memory,
2162 hook_pass_by_reference_must_pass_in_stack,
2163 hook_callee_copies_named,
2164 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2165 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2166 default_function_value): Likewise.
2167 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2168 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2169 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2170 * tree.c (needs_to_live_in_memory): Likewise.
2171 * tree.h (struct tree_type, needs_to_live_in_memory,
2172 aggregate_value_p, must_pass_in_stack_var_size,
2173 must_pass_in_stack_var_size_or_pad): Likewise.
2174 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2175 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2176 lookup_filename): Likewise.
2178 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2182 fake fcomi i387 instruction for !TARGET_CMOVE.
2183 (ix86_expand_branch): Expand natural sequence with one jump for
2184 all targets, not only TARGET_CMOVE.
2185 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2186 pattern to implement fake fcomi sequence. Split instruction after
2187 reload to correct compare sequences.
2188 (*cmpfp_xf_cc): Ditto.
2189 (*cmpfp_<mode>_cc): Ditto.
2190 (*cmpfp_u_cc): Ditto.
2191 (*cmpfp_<mode>_cc): Ditto.
2193 2007-08-23 Richard Guenther <rguenther@suse.de>
2195 * tree-pretty-print.c (dump_generic_node): Annotate
2196 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2198 2007-08-23 Richard Guenther <rguenther@suse.de>
2200 * builtins.c (expand_builtin_mathfn): Wrap argument in
2201 save_expr directly instead of re-building the call.
2202 (expand_builtin_mathfn_2): Likewise.
2203 (expand_builtin_mathfn_3): Likewise.
2204 (expand_builtin_interclass_mathfn): Likewise.
2205 (expand_builtin_int_roundingfn): Set arg.
2206 (expand_builtin_int_roundingfn_2): Likewise.
2208 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2210 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2211 *sse_nand<mode>3, *sse_xor<mode>3): New.
2213 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2215 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2216 * config/i386/i386.c (print_operand): Handle ';' code. Output
2217 semicolon for TARGET_MACHO.
2218 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2219 emit semicolon after 'lock' prefix.
2220 (sync_double_compare_and_swap<mode>): Ditto.
2221 (*sync_double_compare_and_swapdi_pic): Ditto.
2222 (*sync_compare_and_swap_cc<mode>): Ditto.
2223 (sync_double_compare_and_swap_cc<mode>): Ditto.
2224 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2225 (sync_old_add<mode>): Ditto.
2226 (sync_add<mode>): Ditto.
2227 (sync_sub<mode>): Ditto.
2228 (sync_ior<mode>): Ditto.
2229 (sync_and<mode>): Ditto.
2230 (sync_xor<mode>): Ditto.
2232 2007-08-22 Chao-ying Fu <fu@mips.com>
2234 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2236 (copy_rtx): Handle CONST_FIXED.
2237 (rtx_equal_p): Likewise.
2238 * rtl.h (fixed_value.h): New include.
2239 (rtx_def): Add a new field of fixed_value to u.
2240 (XCNMPFV): Define for accessing fixed_value.
2241 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2243 * rtl.def (CONST_FIXED): New constant.
2244 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2245 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2246 US_ASHIFT): New codes.
2247 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2248 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2249 unsigned_fract_convert, unsigned_sat_fract): Document them.
2250 * varasm.c (assemble_integer): Extend to support fixed-point constants
2251 by using different machine classes.
2252 (decode_addr_const): Handle FIXED_CST.
2253 (const_hash_1): Likewise.
2254 (compare_constant): Likewise.
2255 (copy_constant): Likewise.
2256 (const_rtx_hash_1): Handle CONST_FIXED.
2257 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2258 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2260 (initializer_constant_valid_p): Handle FIXED_CST.
2261 (output_constant): Support FIXED_POINT_TYPE.
2262 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2263 * cse.c (hash_rtx): Support CONST_FIXED.
2264 (exp_equiv_p): Likewise.
2265 (cannon_reg): Likewise.
2266 (fold_rtx): Likewise.
2267 (equiv_constant): Likewise.
2268 (cse_process_notes_1): Likewise.
2269 (count_reg_usage): Likewise.
2270 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2271 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2272 (wrap_constant): Check CONST_FIXED.
2273 (cselib_hash_rtx): Support CONST_FIXED.
2274 (cselib_subst_to_values): Likewise.
2275 * df-scan.c (df_uses_record): Likewise.
2276 * gcse.c (want_to_gcse_p): Likewise.
2277 (oprs_unchanged_p): Likewise.
2278 (oprs_not_set_p): Likewise.
2279 (compute_transp): Likewise.
2280 (extract_mentioned_regs_helper): Likewise.
2281 * genemit.c (gen_exp): Likewise.
2282 * local-alloc.c (equiv_init_varies_p): Likewise.
2283 (contains_replace_regs): Likewise.
2284 (memref_referenced_p): Likewise.
2285 * loop-invariant.c (check_maybe_invariant): Likewise.
2286 (hash_invariant_expr_1): Likewise.
2287 (invariant_expr_equal_p): Likewise.
2288 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2289 * regclass.c (reg_scan_mark_refs): Likewise.
2290 * regrename.c (scan_rtx): Likewise.
2291 * resource.c (mark_referenced_resources): Likewise.
2292 (mark_set_resources): Likewise.
2293 * rtlanal.c (rtx_unstable_p): Likewise.
2294 (rtx_varies_p): Likewise.
2295 (count_occurrences): Likewise.
2296 (reg_mentioned_p): Likewise.
2297 (modified_between_p): Likewise.
2298 (modified_in_p): Likewise.
2299 (volatile_insn_p): Likewise.
2300 (volatile_refs_p): Likewise.
2301 (side_effects_p): Likewise.
2302 (may_trap_p_1): Likewise.
2303 (inequality_comparisons_p): Likewise.
2304 (computed_jump_p_1): Likewise.
2305 (commutative_operand_precedence): Likewise.
2306 * sched-deps.c (sched_analyze_2): Likewise.
2307 * sched-vis.c (print_value): Likewise.
2308 * reload.c (operands_match_p): Likewise.
2309 (subst_reg_equivs): Likewise.
2310 * reload1.c (eliminate_regs_1): Likewise.
2311 (elimination_effects): Likewise.
2312 (scan_paradoxical_subregs): Likewise.
2313 * alias.c (rtx_equal_for_memref_p): Likewise.
2314 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2315 * emit-rtl.c (const_fixed_htab): New hash table.
2316 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2318 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2319 const_fixed_from_fixed_value): New functions.
2320 (verify_rtx_sharing): Handle CONST_FIXED.
2321 (copy_rtx_if_shared_1): Likewise.
2322 (reset_used_flags): Likewise.
2323 (set_used_flags): Likewise.
2324 (copy_insn_1): Likewise.
2325 (init_emit_once): Create const_fixed_htab.
2326 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2328 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2330 PR tree-optimization/32949
2331 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2332 before failing for ivs with non-constant step.
2334 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2336 * doc/md.texi (Iterators): Renamed from Macros. All contents
2337 changed to reflect rename of respectively define_code_macro and
2338 define_mode_macro to define_code_iterator and define_mode_iterator.
2339 (Mode Iterators, Code Iterators): Similar.
2340 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2341 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2342 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2343 (initialize_iterators, find_iterator, check_code_iterator)
2344 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2345 (read_mapping, read_rtx_1): Similar.
2346 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2347 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2348 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2349 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2350 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2351 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2352 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2353 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2354 config/rs6000/sync.md, config/rs6000/rs6000.md,
2355 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2356 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2357 config/vax/vax.md, config/bfin/bfin.md: Similar.
2359 2007-08-22 David Daney <ddaney@avtrex.com>
2361 * doc/install.texi (Testing): Mention testing on a simulator.
2363 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2365 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2367 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2368 and rearrange floating point conversion functions into different
2371 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2373 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2374 dfa_post_advance_cycle): New scheduler hooks.
2375 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2376 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2378 (TARGET_SCHED): Use them.
2379 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2380 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2381 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2383 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2384 function to facilitate debugging.
2385 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2386 (output_insn_has_dfa_reservation_p): New static function to output
2387 insn_has_dfa_reservation_p ().
2388 (write_automata): Use it.
2389 * genattr.c (main): Output declaration for
2390 insn_has_dfa_reservation_p ().
2392 2007-08-22 Christian Bruel <christian.bruel@st.com>
2393 Richard Guenther <rguenther@suse.de>
2395 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2396 * simplify_rtx (simplify_binary_operation_1): Likewise.
2398 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2400 PR rtl-optimization/32557
2401 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2402 of REGNO (mws->mw_reg).
2404 2007-08-22 Richard Guenther <rguenther@suse.de>
2407 * builtins.c (expand_builtin_int_roundingfn): Replace call
2408 argument wrapped with SAVE_EXPR directly.
2409 (expand_builtin_int_roundingfn_2): Likewise.
2411 2007-08-22 Richard Guenther <rguenther@suse.de>
2413 * tree-inline.c (inlinable_function_p): Restore disregarding
2414 inline limits for GNU extern inline functions.
2416 2007-08-22 Richard Guenther <rguenther@suse.de>
2419 * tree.c (host_integerp): Treat sizetype as signed as it is
2422 2007-08-21 Ian Lance Taylor <iant@google.com>
2424 PR tree-optimization/33134
2425 * tree-vrp.c (adjust_range_with_scev): Call
2426 set_value_range_to_value.
2428 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2430 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2433 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2435 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2438 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2440 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2441 cases to set eight bytes at a time.
2442 (expand_block_move): Likewise.
2444 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2447 * dwarf2out.c (gen_decl_die): Don't call
2448 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2450 2007-08-21 Paul Brook <paul@codesourcery.com>
2451 Nathan Sidwell <nathan@codesourcery.com>
2452 Mark Mitchell <mark@codesourcery.com>
2453 Joseph Myers <joseph@codesourcery.com>
2455 * configure.ac: Add --with-pkgversion and --with-bugurl.
2456 * configure: Regenerate.
2457 * doc/install.texi: Document them.
2458 * version.c (version_string): Remove VERSUFFIX.
2459 (VERSUFFIX): Remove.
2460 (pkgversion_string): New.
2461 (bug_report_url): Do not hard-code initializer.
2462 * version.h (pkgversion_string): Declare.
2463 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2465 (version.o): Define PKGVERSION and BUGURL.
2466 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2467 (%.pod): Define BUGURL.
2468 * gcc.c (process_command, main): Use pkgversion_string.
2469 * toplev.c (compile_file, print_version): Likewise.
2470 * protoize.c (main): Likewise.
2471 * gcov.c (print_version): Likewise. Update copyright date.
2472 * gcov-dump.c (print_version): Likewise. Update copyright date.
2473 * mips-tdump.c (main): Likewise. Update copyright date.
2474 * mips-tfile.c (main): Likewise. Update copyright date.
2475 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2476 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2477 shorten description.
2478 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2479 * doc/gccint.texi: Likewise.
2480 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2481 Update copyright date.
2483 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2486 (ix86_expand_strlensi_unroll_1): Ditto.
2487 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2488 (ix86_expand_carry_flag_compare): Update comment.
2490 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2493 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2494 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2496 2007-08-21 Richard Guenther <rguenther@suse.de>
2498 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2500 2007-08-21 Richard Guenther <rguenther@suse.de>
2503 * fold-const.c (fold_binary): Remove index +p PTR folding.
2504 Fix types of POINTER_PLUS_EXPR generated by folding of
2507 2007-08-20 Chao-ying Fu <fu@mips.com>
2509 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2510 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2511 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2512 (c_common_fixed_point_type_for_size): Declare.
2513 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2514 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2515 (c_token_starts_declspecs): Likewise.
2516 (c_parser_declspecs): Likewise.
2517 (c_parser_attributes): Likewise.
2518 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2519 (c_declspecs): Add saturating_p.
2520 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2521 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2522 _Sat. Handle RID_SAT.
2523 Avoid using void, bool, char, int, float, double, _Decimal32,
2524 _Decimal64, _Decimal128, and complex with _Sat.
2525 Handle RID_FRACT and RID_ACCUM.
2526 Make sure _Sat is used with _Fract or _Accum.
2527 (finish_declspecs): Handle cts_fract and cts_accum.
2528 * c-common.c (fixed-value.h): New include.
2529 (constant_expression_warning): Handle FIXED_CST.
2530 (overflow_warning): Likewise.
2531 (warnings_for_convert_and_check): Likewise.
2532 (c_common_fixed_point_type_for_size): New.
2533 (c_common_type_for_mode): Handle fixed-point modes to
2534 return various saturating/non-saturating, signed/unsigned types.
2535 (c_common_signed_or_unsigned_type): Support fixed-point types.
2536 (shorten_compare): Check fixed-point zero.
2537 Handle FIXED_POINT_TYPE.
2538 (c_common_truthvalue_conversion): Handle FIXED_CST.
2539 Handle FIXED_POINT_TYPE.
2540 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2542 (handle_mode_attribute): Handle fixed-point modes. Need to check
2543 if the signness of base type and fixed-point modes are consistent.
2544 (handle_vector_size_attribute): Handle fixed-point modes.
2545 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2546 (warn_for_div_by_zero): Check fixed-point zero.
2547 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2548 a common fixed-point type based on fbit, ibit, sign, and saturation.
2549 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2550 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2551 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2552 (convert_for_assignment): Support FIXED_POINT_TYPE.
2553 (digest_init): Handle FIXED_POINT_TYPE.
2554 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2555 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2556 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2557 GE_EXPR, LT_EXPR, GT_EXPR.
2558 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2559 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2560 * target.h (gcc_target): Add fixed_point_supported_p.
2561 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2562 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2563 (default_fixed_point_supported_p): Define.
2564 * targhooks.h (default_fixed_point_supported_p): Declare.
2565 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2566 * doc/install.texi (Configuration): Add --enable-fixed-point.
2567 * configure.ac (--enable-fixed-point): New to enable fixed-point
2568 arithmetic extension to C. For mips targets, we enable it by default.
2569 * configure, config.in: Regenerate.
2571 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2573 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2575 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2577 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2578 DWARF2_DEBUGGING_INFO.
2579 (cold_text_section_used): Same.
2580 (cold_text_section): Same.
2582 2007-08-20 Richard Guenther <rguenther@suse.de>
2584 * c-typeck.c (convert_for_assignment): Use the type of
2585 the member for the initialization.
2587 2007-08-20 Richard Guenther <rguenther@suse.de>
2589 * c-objc-common.c (c_disregard_inline_limits): Remove.
2590 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2591 * cgraphunit.c (cgraph_process_new_functions): Call
2592 disregard_inline_limits_p.
2593 (cgraph_preserve_function_body_p): Likewise.
2594 * ipa-inline.c (compute_inline_parameters): Likewise.
2595 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2597 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2598 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2599 disregard_inline_limits langhook.
2600 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2602 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2603 disregard_inline_limits langhook.
2604 * tree-inline.c (disregard_inline_limits_p): New function.
2605 * tree-inline.h (disregard_inline_limits_p): Declare.
2607 2007-08-20 Richard Guenther <rguenther@suse.de>
2609 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2610 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2611 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2612 auto_var_in_fn_p langhook.
2613 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2615 * tree.c (auto_var_in_fn_p): ... here.
2616 (find_var_from_fn): Call auto_var_in_fn_p directly.
2617 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2618 auto_var_in_fn_p langhook.
2619 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2620 (copy_body_r): Likewise.
2621 (self_inlining_addr_expr): Likewise.
2622 * tree.h (auto_var_in_fn_p): Declare.
2624 2007-08-20 Richard Guenther <rguenther@suse.de>
2626 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2627 (walk_type_fields): Take lh parameter.
2628 (walk_tree): Rename to ...
2629 (walk_tree_1): ... this. Do not call the walk_subtrees
2630 langhook but the now passed callback. Pass lh on recursion.
2631 (walk_tree_without_duplicates): Rename to ...
2632 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2633 and call walk_tree_1.
2634 * tree.h (walk_tree_lh): New typedef.
2635 (walk_tree_1): Declare.
2636 (walk_tree_without_duplicates_1): Likewise.
2637 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2638 (walk_tree_without_duplicates): New define to
2639 walk_tree_without_duplicates_1 with NULL lh parameter.
2640 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2641 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2643 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2644 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2645 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2648 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2651 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2652 code in front of the compacting of basic blocks.
2653 Move the folding of statements inbetween the cgraph checking
2654 and compacting of basic blocks.
2656 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2657 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2660 * config/alpha/alpha.c (va_list_skip_additions): Check for
2661 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2662 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2663 PLUS_EXPR when checking ap.__base.
2664 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2665 when doing addition on pointer types. Use size_int instead of
2667 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2668 ptr_type in the second operand.
2670 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2673 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2675 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2678 * cfgexpand.c (expand_one_register_var): Mark pointer
2679 DECL_ARTIFICIAL as REG_POINTER also.
2680 * stmt.c (expand_decl): Likewise.
2682 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2689 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2690 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2691 on_worklist argument and avoid adding things to worklist multiple
2693 (add_to_worklist): Ditto.
2694 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2695 single SFT is clobbered.
2696 (set_initial_properties): Ditto.
2697 (compute_call_clobbered): Update for changes to function
2699 (create_overlap_variables_for): Always create SFT for offset 0.
2700 (create_structure_vars): Handle PHI's, since we are in SSA form at
2702 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2703 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2705 (add_vars_for_offset): Figure out aliases from access + points-to.
2706 (add_virtual_operand): Use add_vars-for_offset.
2707 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2708 (add_call_clobber_ops): Remove makes_clobbering_call set.
2709 (get_expr_operands): Always pass through the INDIRECT_REF
2711 * tree-ssa-structalias.c (struct constraint_graph): Remove
2713 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2714 address_taken, pt_used, number_incoming.
2715 (FIRST_ADDR_NODE): Removed.
2716 (merge_graph_nodes): Remove broken code for the moment.
2717 (init_graph): New function.
2718 (build_pred_graph): Remove code to init_graph.
2719 Add location equivalence support.
2720 (struct scc_info): Rename roots to deleted.
2722 (init_scc_info): Ditto
2723 (init_topo_info): Use graph->size.
2724 (compute_topo_order): Ditto.
2725 (do_da_constraint): Removed.
2726 (do_sd_constraint): Remove calls to find().
2727 set_union_with_increment should always get 0 as last arg here.
2728 (do_complex_constraint): Replace do_da_constraint with assert.
2730 (struct equiv_class_label): New.
2731 (pointer_equiv_class_table): Ditto.
2732 (location_equiv_class_table): Ditto.
2733 (equiv_class_label_hash): Ditto.
2734 (equiv_class_label_eq): Ditto
2735 (equiv_class_lookup): Ditto.
2736 (equiv_class_ladd): Ditto.
2737 (pointer_equiv_class): Ditto.
2738 (location_equiv_class): Ditto.
2739 (condense_visit): Rename and rewrite from label_visit to do only
2740 SCC related stuff for HU.
2741 (label_visit): Do HU work for HU.
2742 (perform_var_substitution): Update to do HU and location
2744 (free_var_substitution_info): Update to free HU and location
2745 equivalence structures. */
2746 (find_equivalent_node): Update for pointer but not location
2748 (unite_pointer_equivalences): New function.
2749 (move_complex_constraints): Rewrite to only do moving.
2750 (rewrite_constraints): Split out of move_complex_constraints.
2751 (solve_graph): Use graph->size.
2752 (process_constraint_1): Add from_call argument, use it.
2753 Split *a = &b into two constraints.
2754 (process_constraint): Use new process_constraint_1.
2755 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2756 (get_constraint_for): Handle non-pointer integers properly.
2757 Remove code that used to handle structures.
2758 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2759 with unknown addends.
2760 (handle_rhs_call): New function.
2761 (find_func_aliases): Use handle_rhs_call.
2762 (set_uids_in_ptset): Add an assert.
2763 (set_used_smts): Fix bug in not considering unified vars.
2764 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2765 (compute_points_to_sets): Update for other function changes.
2766 (delete_points_to_sets): Ditto.
2767 (ipa_pta_execute): Ditto.
2768 (pass_ipa_pta): We need to update SSA after ipa_pta.
2770 2007-08-19 Jan Hubicka <jh@suse.cz>
2772 * i386.md: Replace "rim" and "mri" constraints by "g".
2774 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2776 * dwarf2out.c (text_section_used, cold_text_section_used,
2777 cold_text_section, dwarf2out_note_section_used): New.
2778 (dwarf2out_init): Initialize cold_text_section.
2779 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2780 dwarf2out_note_section_used.
2781 (size_of_aranges): Only count entry for text section if it was
2782 used. Count entry for cold text section if it was used.
2783 (output_aranges): Only output entries for text section and cold
2784 text section if they were used.
2786 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2788 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2790 (debug_generic_stmt): Likewise.
2791 (debug_tree_chain): Likewise.
2793 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2795 * tree-data-refs.c (split_constant_offset): Expose.
2796 * tree-data-refs.h (split_constant_offset): Add declaration.
2798 * tree-vectorizer.h (dr_alignment_support): Renamed
2799 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2800 Added a new value dr_explicit_realign.
2801 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2802 dr_offset, dr_step, and dr_aligned_to, along with new access
2803 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2804 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2805 STMT_VINFO_DR_ALIGNED_TO.
2807 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2809 In case of outer-loop vectorization with non-fixed misalignment - use
2810 the dr_explicit_realign scheme instead of the optimized realignment
2812 (new_stmt_vec_info): Initialize new fields.
2814 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2815 'nested_in_vect_loop' case. Change verbosity level.
2816 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2817 Don't fail on zero step in the outer-loop for loads.
2818 (vect_analyze_data_refs): Call split_constant_offset to calculate
2819 base, offset and init relative to the outer-loop.
2821 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2822 BSI function argument with a new function argument - at_loop.
2823 Simplify the condition that determines STEP. Takes additional argument
2824 INV_P. Support outer-loop vectorization (handle the
2825 nested_in_vect_loop case), including zero step in the outer-loop. Call
2826 vect_create_addr_base_for_vector_ref with additional argument.
2827 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2828 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2829 Fixed and simplified calculation of step.
2830 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2831 of bsi, and with additional argument. Call bump_vector_ptr with
2832 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2833 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2834 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2835 when the realignment setup needs to take place inside the loop.
2836 Support the dr_explicit_realign scheme. Allow generating the optimized
2837 realignment scheme for outer-loop vectorization. Added documentation.
2838 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2839 the 'nested_in_vect_loop' case, including loads that are invariant in
2840 the outer-loop and the realignment schemes. Handle the case when the
2841 realignment setup needs to take place inside the loop. Call
2842 vect_setup_realignment with additional arguments. Call
2843 vect_create_data_ref_ptr with additional argument and with loop instead
2844 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2845 (vect_gen_niters_for_prolog_loop): Call
2846 vect_create_addr_base_for_vector_ref with additional arguments.
2847 (vect_create_cond_for_align_checks): Likewise.
2848 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2849 scheme: takes additional argument bump; argument ptr_incr is now
2850 optional; updated documentation.
2851 (vect_init_vector): Takes additional argument (bsi). Use it, if
2852 available, to insert the vector initialization.
2853 (get_initial_def_for_induction): Pass additional argument in call to
2855 (vect_get_vec_def_for_operand): Likewise.
2856 (vect_setup_realignment): Likewise.
2857 (vectorizable_load): Likewise.
2859 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2861 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2862 as argument instead of struct loop.
2863 (nested_in_vect_loop_p): New function.
2864 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2866 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2867 from other phis in the loop.
2868 (destroy_loop_vec_info): Add additional argument to declaration.
2870 * tree-vectorizer.c (supportable_widening_operation): Also check if
2871 nested_in_vect_loop_p (don't allow changing the order in this case).
2872 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2873 of struct loop. Call nested_in_vect_loop_p and don't require
2874 flag_unsafe_math_optimizations if it returns true.
2875 (new_stmt_vec_info): When setting def_type for phis differentiate
2876 loop-header phis from other phis.
2877 (bb_in_loop_p): New function.
2878 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2879 just update their loop_vinfo. Order of BB traversal now matters -
2880 call dfs_enumerate_from with bb_in_loop_p.
2881 (destroy_loop_vec_info): Takes additional argument to control whether
2882 stmt_vinfo of the loop stmts should be destroyed as well.
2883 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2884 reduction stmt to be defines by a non loop-header phi.
2885 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2887 * tree-vect-transform.c (vectorizable_reduction): Call
2888 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2889 (vectorizable_call): Likewise.
2890 (vectorizable_conversion): Likewise.
2891 (vectorizable_operation): Likewise.
2892 (vectorizable_type_promotion): Likewise.
2893 (vectorizable_type_demotion): Likewise.
2894 (vectorizable_store): Likewise.
2895 (vectorizable_live_operation): Likewise.
2896 (vectorizable_reduction): Likewise. Also pass loop_info to
2897 vect_is_simple_reduction instead of loop.
2898 (vect_init_vector): Call nested_in_vect_loop_p.
2899 (get_initial_def_for_reduction): Likewise.
2900 (vect_create_epilog_for_reduction): Likewise.
2901 (vect_init_vector): Check which loop to work with, in case there's an
2903 (get_initial_def_for_inducion): Extend to handle outer-loop
2904 vectorization. Fix indentation.
2905 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2906 In the case vect_induction_def get the vector def from the induction
2907 phi node, instead of calling get_initial_def_for_inducion.
2908 (get_initial_def_for_reduction): Extend to handle outer-loop
2910 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2912 (vect_transform_loop): Change assert to just skip this case. Add a
2914 (vect_finish_stmt_generation): Add a couple asserts.
2916 (vect_estimate_min_profitable_iters): Multiply
2917 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2919 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2920 this is an inner-loop reduction in outer-loop vectorization.
2922 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2923 Same code as what used to be vect_analyze_scalar_cycles, only with
2924 additional argument loop, and loop_info passed to
2925 vect_is_simple_reduction instead of loop.
2926 (vect_analyze_scalar_cycles): Code factored out into
2927 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2928 Updated documentation.
2929 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2930 outer-loop vectorization that are live or not used in the outerloop,
2931 cause this requires special handling.
2932 (vect_enhance_data_refs_alignment): Don't consider versioning for
2934 (vect_analyze_data_refs): Check that there are no datarefs in the
2936 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2937 and vect_used_in_outer_by_reduction cases.
2938 (process_use): Also consider the case of outer-loop stmt defining an
2939 inner-loop stmt and vice versa.
2940 (vect_analyze_loop_1): New function.
2941 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2942 loops. Call vect_analyze_loop_1.
2943 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2944 been vectorized. Call destroy_loop_vec_info with additional argument.
2946 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2947 in the inner-loop when doing outer-loop vectorization. Add
2948 documentation and printout.
2949 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2950 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2952 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2954 * tree-affine.h (print_aff): New prototype.
2955 (debug_aff): Likewise.
2956 * tree-affine.c (print_aff): New function.
2957 (debug_aff): Likewise.
2959 2007-08-18 Paul Brook <paul@codesourcery.com>
2960 Joseph Myers <joseph@codesourcery.com>
2962 * common.opt (-fdebug-prefix-map=): New option.
2963 * opts.c: Include debug.h.
2964 (common_handle_option): Handle -fdebug-prefix-map.
2965 * final.c: Include ggc.h.
2966 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2967 remap_debug_filename): New.
2968 * Makefile.in (final.o, opts.o): Update dependencies.
2969 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2970 * configure.ac: Check for assembler --debug-prefix-map support.
2971 * configure, config.in: Regenerate.
2972 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2973 (ASM_DEBUG_SPEC): Include ASM_MAP.
2974 * doc/install.texi (--with-debug-prefix-map): Document.
2975 * doc/invoke.texi (-fdebug-prefix-map): Document.
2976 * dbxout.c (dbxout_init, dbxout_start_source_file,
2977 dbxout_source_file): Call remap_debug_filename.
2978 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2979 dwarf2out_start_source_file, dwarf2out_finish): Call
2980 remap_debug_filename.
2981 (file_table_relative_p): Do not check d->emitted_number.
2982 * toplev.c (output_file_directive): Call remap_debug_filename.
2983 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2984 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2986 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988 * loop-invariant.c (find_invariants_to_move): Add missing macro
2991 2007-08-17 Tom Tromey <tromey@redhat.com>
2993 * tree.h (struct tree_label_decl): Removed old "java" fields.
2995 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2996 Nigel Stephens <nigel@mips.com>
2998 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2999 Treat -mno-data-in-code and -mcode-xonly as aliases for
3000 -mcode-readable=no and -mcode-readable=pcrel respectively.
3001 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3002 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3003 (MULTILIB_DIRNAMES): Update accordingly.
3005 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3007 * Makefile.in (version.o): Depend on $(REVISION) only if
3008 REVISION_s is defined.
3010 2007-08-17 Sa Liu <saliu@de.ibm.com>
3011 Ulrich Weigand <uweigand@de.ibm.com>
3014 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3015 use build_qualified_type to retain qualifiers of the base type.
3017 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3019 * config/score/score.md : Update pattern tablejump.
3020 * config/score/score.c : Update score_initialize_trampoline
3022 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3023 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3024 * doc/contrib.texi: Add my entry.
3026 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3028 * Makefile.in (REVISION): New.
3031 (version.o): Also depend on $(REVISION). Add
3032 -DREVISION=$(REVISION_s).
3034 * version.c (version_string): Add REVISION.
3036 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3038 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3039 of GOTO that's relocated to a different block.
3041 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3043 * c-common.c (const_strip_array_types): New.
3044 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3045 (const_strip_array_types): New.
3046 * c-objc-common.c (c_disregard_inline_limits,
3047 c_warn_unused_global_decl): Constify.
3048 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3049 c_vla_type_p, c_incomplete_type_error): Likewise.
3050 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3051 * hooks.c (hook_bool_const_tree_false): New.
3052 * hooks.h (hook_bool_const_tree_false): Likewise.
3053 * langhooks-def.h (lhd_warn_unused_global_decl,
3054 lhd_incomplete_type_error, lhd_expr_size,
3055 lhd_tree_inlining_disregard_inline_limits,
3056 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3057 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3058 * langhooks.c (lhd_warn_unused_global_decl,
3059 lhd_incomplete_type_error,
3060 lhd_tree_inlining_disregard_inline_limits,
3061 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3062 lhd_expr_size): Likewise.
3063 * langhooks.h (lang_hooks_for_tree_inlining,
3064 lang_hooks_for_tree_dump, lang_hooks_for_types,
3065 lang_hooks_for_decls, lang_hooks): Likewise.
3066 * pointer-set.c (pointer_set_t, pointer_set_create,
3067 pointer_set_contains, insert_aux, pointer_set_insert,
3068 pointer_set_traverse, pointer_map_t, pointer_map_create,
3069 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3071 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3072 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3073 pointer_map_traverse): Likewise.
3074 * predict.c (assert_is_empty): Likewise.
3075 * tree-affine.c (free_name_expansion): Likewise.
3076 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3077 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3078 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3080 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3082 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3084 (destroy_loop_vec_info): Add call to VEC_free.
3085 * tree-vectorizer.h (may_alias_ddrs): Define.
3086 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3087 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3088 Change reporting to dump.
3089 (vect_is_duplicate_ddr): New.
3090 (vect_mark_for_runtime_alias_test): New.
3091 (vect_analyze_data_ref_dependences) Add call to
3092 vect_mark_for_runtime_alias_test.
3093 (vect_enhance_data_refs_alignment): Define local variable
3094 vect_versioning_for_alias_required, don't perform
3095 peeling for alignment if versioning for alias is
3097 (vect_enhance_data_refs_alignment): Use
3098 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3099 PARAM_VECT_MAX_VERSION_CHECKS.
3100 * tree-vect-transform.c
3101 (vect_create_cond_for_alias_checks): New.
3102 (vect_transform_loop): Add call to
3103 vect_create_cond_for_alias_checks.
3104 (vect_vfa_segment_size): New.
3105 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3107 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3108 * gcc/doc/invoke.texi
3109 (vect-max-version-for-alignment-checks): Document.
3110 (vect-max-version-for-alias-checks): Document.
3111 (vect-max-version-checks): Remove.
3113 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3116 the same line as the instruction for all asm dialects.
3117 (*rep_movsi): Ditto.
3118 (*rep_movsi_rex64): Ditto.
3119 (*rep_movqi): Ditto.
3120 (*rep_movqi_rex64): Ditto.
3121 (*rep_stosdi_rex64): Ditto.
3122 (*rep_stossi): Ditto.
3123 (*rep_stossi_rex64): Ditto.
3124 (*rep_stosqi): Ditto.
3125 (*rep_stosqi_rex64): Ditto.
3126 (*cmpstrnqi_nz_1): Ditto.
3127 (*cmpstrnqi_nz_rex_1): Ditto.
3128 (*cmpstrnqi_1): Ditto.
3129 (*cmpstrnqi_rex_1): Ditto.
3130 (*strlenqi_1): Ditto.
3131 (*strlenqi_rex_1): Ditto.
3132 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3133 prefix on the same line as the instruction for all asm dialects.
3134 (sync_double_compare_and_swap<mode>): Ditto.
3135 (*sync_double_compare_and_swapdi_pic): Ditto.
3136 (*sync_compare_and_swap_cc<mode>): Ditto.
3137 (sync_double_compare_and_swap_cc<mode>): Ditto.
3138 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3139 (sync_old_add<mode>): Ditto.
3140 (sync_add<mode>): Ditto.
3141 (sync_sub<mode>): Ditto.
3142 (sync_ior<mode>): Ditto.
3143 (sync_and<mode>): Ditto.
3144 (sync_xor<mode>): Ditto.
3146 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3149 * reload.c (find_reloads): Check that the memory returned by
3150 find_reloads_toplev was not the result of forcing a constant
3152 (find_reloads_toplev): Always use simplify_gen_subreg to get
3153 the subreg of a constant. If the result is also a constant,
3154 but not a legitimate one, force it into the constant pool
3155 and reload its address.
3157 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3159 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3162 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3164 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3165 directive for the current vector ABI.
3167 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3170 * caller-save.c (reg_save_code): Set invalide status on restore code.
3172 2007-08-15 Diego Novillo <dnovillo@google.com>
3174 * tree-ssa-alias.c (compute_memory_partitions): Use
3175 alias_bitmap_obstack to allocate bitmaps.
3176 (reset_alias_info): Factor out of init_alias_info.
3177 Mark all name tags not associated to an SSA name for renaming.
3178 (init_alias_info): Call it.
3179 (create_name_tags): Tidy. Add comments.
3180 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3182 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3184 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3185 scheduler dependencies.
3187 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3189 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3191 (*iorsi_1_zext): Likewise.
3192 (*iorsi_1_zext_imm): Likewise.
3193 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3194 with "rm"/"xm" constraint.
3195 (sse2_vmsqrtv2df2): Likewise.
3197 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3200 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3203 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3205 * tree-pass.h (PROP_pta): Removed.
3206 (TODO_rebuild_alias): New.
3207 (pass_may_alias): Removed.
3208 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3209 aliasing if we changed something.
3210 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3212 (pass_may_alias): Removed.
3213 (create_structure_vars): Return TODO_rebuild_alias.
3214 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3215 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3217 (tree_sra_early): We never affect aliasing right now.
3218 * tree-flow.h (compute_may_aliases): New prototype.
3219 * passes.c: Remove pass_may_alias from the passes.
3220 (execute_function_todo): Support TODO_rebuild_alias.
3222 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3224 * i386.c: (legitimize_address): Move dllimported variable check
3225 infront of legitimizing pic address of CONST symbols.
3227 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3229 PR tree-optimization/32941
3230 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3231 (goto_queue_cmp): Remove.
3232 (find_goto_replacement): Change search method.
3233 (maybe_record_in_goto_queue): Add assert.
3234 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3235 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3237 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * alias.c (component_uses_parent_alias_set): Constify.
3240 * alias.h (component_uses_parent_alias_set): Likewise.
3241 * cfgrtl.c (print_rtl_with_bb): Likewise.
3242 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3243 mpz_get_double_int): Likewise.
3244 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3245 mpz_get_double_int): Likewise.
3246 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3247 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3249 * expr.h (safe_from_p): Likewise.
3250 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3252 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3253 zero_sized_type, goa_lhs_expr_p): Likewise.
3254 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3255 * rtl.h (print_rtl_with_bb): Likewise.
3256 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3257 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3258 * tree-flow-inline.h (bb_stmt_list): Constify.
3259 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3261 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3262 const_first_stmt, const_last_stmt): New.
3263 (block_may_fallthru, empty_block_p): Constify.
3264 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3265 EXPR_ONLY_BODY): New.
3266 (expr_first, expr_last, expr_only): Use macro for body.
3267 (const_expr_first, const_expr_last, const_expr_only): New.
3268 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3269 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3270 ctsi_prev, ctsi_stmt): New.
3271 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3272 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3273 * tree-ssa-loop-niter.c (loop_only_exit_p,
3274 derive_constant_upper_bound): Likewise.
3275 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3276 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3277 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3278 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3279 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3280 * tree.c (get_type_static_bounds): Likewise.
3281 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3282 (get_type_static_bounds): Constify.
3284 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3287 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3288 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3289 (*<addsub><mode>3_cc_overflow): New.
3290 (*add<mode>3_cconly_overflow): New.
3291 (*sub<mode>3_cconly_overflow): New.
3292 (*<addsub>si3_zext_cc_overflow): New.
3293 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3294 CCCmode for LTU, GTU, LEU and GEU.
3295 (ix86_comparison_operator): Likewise.
3296 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3297 * config/i386/i386.c (put_condition_code): Support CCCmode.
3298 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3299 or MINUS expressions.
3301 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3304 * c-typeck.c (build_binary_op): Disallow vector float types with
3305 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3307 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3309 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3310 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3311 (dep_def): New typedef.
3312 (init_dep_1, sd_debug_dep): Declare functions.
3313 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3314 (debug_dep_links): Remove.
3315 (struct _deps_list): New field 'n_links'.
3316 (DEPS_LIST_N_LINKS): New macro.
3317 (FOR_EACH_DEP_LINK): Remove.
3318 (create_deps_list, free_deps_list, delete_deps_list): Remove
3320 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3321 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3322 (copy_deps_list_change_con, move_dep_link): Ditto.
3323 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3324 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3326 (INSN_BACK_DEPS): Remove.
3327 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3329 (INSN_DEP_COUNT): Remove.
3330 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3331 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3332 Declare global variables.
3333 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3334 (add_forw_dep, compute_forward_dependences): Remove declarations.
3335 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3336 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3337 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3339 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3341 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3342 (sd_list_types_def): New typedef.
3343 (sd_next_list): Declare function.
3344 (struct _sd_iterator): New type.
3345 (sd_iterator_def): New typedef.
3346 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3348 (FOR_EACH_DEP): New cycle wrapper.
3349 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3351 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3352 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3355 * sched-deps.c (init_dep_1): Make global.
3356 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3358 (dump_dep): New static function.
3359 (dump_dep_flags): New static variable.
3360 (sd_debug_dep): New function.
3361 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3363 (move_dep_link): Use remove_from_deps_list (), instead of
3365 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3366 (dep_link_is_detached_p): New static function.
3367 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3369 (dn_pool, dl_pool): New alloc_pools.
3370 (dn_pool_diff, dl_pool_diff): New static variables.
3371 (create_dep_node, delete_dep_node): New static function.
3372 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3373 (deps_list_empty_p): Make it static. Use 'n_links' field.
3374 (deps_pools_are_empty_p): New static function.
3375 (alloc_deps_list, delete_deps_list): Remove.
3376 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3377 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3378 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3379 (forward_dependency_cache): Remove.
3380 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3381 'back' from the names. Change signature to use dep_t instead of
3383 (add_back_dep): Ditto. Make global.
3384 (check_dep_status): Rename to check_dep ().
3385 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3387 (sd_finish_insn): Ditto.
3388 (sd_find_dep_between_no_cache): New static function.
3389 (sd_find_dep_between): New function.
3390 (ask_dependency_caches, set_dependency_caches): New static functions.
3391 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3392 (add_or_update_dep_1): Separate pieces of functionality into
3393 ask_dependency_caches (), update_dependency_caches (),
3394 change_spec_dep_to_hard (), update_dep ().
3395 (get_back_and_forw_lists): New static function.
3396 (sd_add_dep): Separate setting of dependency caches into
3397 set_dependency_caches ().
3398 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3400 (sd_delete_dep): Ditto.
3401 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3402 (dump_lists): New static function.
3403 (sd_debug_lists): New debug function.
3404 (delete_all_dependences, fixup_sched_groups): Update to use
3405 sd_* infrastructure.
3406 (sched_analyze_2): Create data-speculative dependency only if
3407 data-speculation is enabled.
3408 (sched_analyze_insn): If insn cannot be speculative, make all its
3409 dependencies non-speculative.
3410 (sched_analyze): Use sd_init_insn ().
3411 (add_forw_dep, compute_forward_dependencies): Remove.
3412 (delete_dep_nodes_in_back_deps): New static function.
3413 (sched_free_deps): New function.
3414 (init_dependency_caches): Init alloc_pools.
3415 (extend_depedency_caches): Update after removing of
3416 forward_dependency_cache.
3417 (free_dependency_caches): Ditto. Free alloc_pools.
3418 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3419 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3421 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3422 (add_dependence): Use init_dep ().
3423 (get_dep_weak_1): New static function.
3424 (get_dep_weak): Move logic to get_dep_weak_1 ().
3425 (dump_ds): New static function moved from haifa-sched.c:
3426 debug_spec_status ().
3427 (debug_ds): New debug function.
3428 (check_dep_status): Rename to check_dep (). Update to check whole
3431 * haifa-sched.c (spec_info): Make global.
3432 (added_recovery_block_p): Rename to
3433 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3434 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3435 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3436 to use new interfaces.
3437 (ok_for_early_queue_removal): Ditto.
3438 (schedule_block): Initialize logical uids of insns emitted by the
3440 (sched_init): Initialize new variable.
3441 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3443 (extend_global): Initialize insn data.
3444 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3445 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3447 (add_to_speculative_block): Update to use new interfaces.
3448 (create_recovery_block): Set new variables.
3449 (create_check_block_twin, fix_recovery_deps): Update to use new
3451 (sched_insn_is_legitimate_for_speculation_p): New function.
3452 (speculate_insn): Move checking logic to
3453 sched_insn_is_legitimate_for_speculation_p ().
3454 (sched_remove_insn): Finalize sched-deps information of instruction.
3455 (clear_priorities, add_jump_dependencies): Update to use new
3457 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3459 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3460 to use new interfaces.
3461 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3462 (new_ready): Try to use control speculation only if it is available.
3463 (add_branch_dependences): Update to use new interfaces.
3464 (compute_block_backward_dependences): Rename to
3465 compute_block_dependences (). Call
3466 targetm.sched.dependencies_evaluation_hook ().
3467 (free_block_dependencies): New static function.
3468 (debug_dependencies): Update to use new interfaces.
3469 (schedule_region): Remove separate computation of forward dependencies.
3470 Move call of targetm.sched.dependencies_evaluation_hook () to
3471 compute_block_dependences (). Free dependencies at the end of
3472 scheduling the region.
3474 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3476 (add_deps_for_risky_insns): Ditto.
3477 (schedule_ebb): Remove separate computation of forward dependencies.
3478 Free dependencies at the end of scheduling the ebb.
3480 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3481 (build_intra_loop_deps): Ditto. Remove separate computation of
3482 forward dependencies. Free sched-deps dependencies.
3484 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3485 to use new interfaces.
3486 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3488 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3490 (is_costly_group): Ditto.
3492 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3494 * alias.c (rtx_equal_for_memref_p): Constify.
3495 * basic-block.h (const_edge, const_basic_block): New.
3496 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3497 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3498 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3499 probably_never_executed_bb_p, edge_probability_reliable_p,
3500 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3501 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3503 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3504 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3506 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3507 flow_nodes_print, dfs_enumerate_from): Likewise.
3508 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3509 control_flow_insn_p, count_basic_blocks): Likewise.
3510 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3511 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3512 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3513 average_num_loop_insns, loop_exit_edge_p,
3514 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3515 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3516 average_num_loop_insns, seq_cost): Likewise.
3517 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3518 * dominance.c (dominated_by_p): Likewise.
3519 * emit-rtl.c (validate_subreg): Likewise.
3520 * except.c (can_throw_internal, can_throw_external): Likewise.
3521 * except.h (can_throw_internal, can_throw_external): Likewise.
3522 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3523 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3524 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3525 simple_mem, store_ops_ok, load_kills_store, find_loads,
3526 store_killed_in_insn, store_killed_after, store_killed_before,
3527 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3529 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3530 noce_mem_write_may_trap_or_fault_p): Likewise.
3531 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3533 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3535 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3536 probably_cold_bb_p, probably_never_executed_bb_p,
3537 edge_probability_reliable_p, br_prob_note_reliable_p,
3538 can_predict_insn_p): Likewise.
3539 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3540 * resource.c (return_insn_p): Likewise.
3541 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3543 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3544 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3545 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3546 verify_gimple_modify_stmt): Likewise.
3547 * tree-chrec.c (is_not_constant_evolution,
3548 is_multivariate_chrec_rec, is_multivariate_chrec,
3549 chrec_contains_symbols, chrec_contains_undetermined,
3550 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3551 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3552 eq_evolutions_p, scev_direction): Likewise.
3553 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3554 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3555 chrec_contains_symbols_defined_in_loop,
3556 chrec_contains_undetermined, tree_contains_chrecs,
3557 evolution_function_is_affine_multivariate_p,
3558 evolution_function_is_univariate_p, chrec_zerop,
3559 evolution_function_is_constant_p, evolution_function_is_affine_p,
3560 evolution_function_is_affine_or_constant_p,
3561 tree_does_not_contain_chrecs, chrec_type): Likewise.
3562 * tree-data-ref.c (tree_fold_divides_p,
3563 object_address_invariant_in_loop_p, dr_may_alias_p,
3564 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3565 same_access_functions, constant_access_functions,
3566 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3568 * tree-flow.h (scev_direction): Likewise.
3569 * tree-gimple.c (is_gimple_stmt): Likewise.
3570 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3572 * tree-pretty-print.c (op_prio): Likewise.
3573 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3574 analyzable_condition, backedge_phi_arg_p): Likewise.
3575 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3576 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3577 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3580 2007-08-13 Dan Hipschman <dsh@google.com>
3583 * c-format.c (check_format_arg): Move check for zero-length
3584 format strings below the check for unterminated strings.
3586 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3589 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3592 2007-08-13 Nick Clifton <nickc@redhat.com>
3594 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3596 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3599 * c-format.c (gcc_gfc_length_specs): New array.
3600 (gcc_gfc_char_table): Add unsigned specifier, and references to
3601 the l length modifier.
3602 (format_types_orig): Use the new gcc_gfc_length_specs.
3604 2007-08-12 Sa Liu <saliu@de.ibm.com>
3606 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3607 and with REG_RETVAL note after split.
3609 2007-08-11 David Daney <ddaney@avtrex.com>
3611 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3612 as ATTRIBUTE_UNUSED.
3614 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3615 Segher Boessenkool <segher@kernel.crashing.org>
3617 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3618 HAVE_LOCAL_CPU_DETECT not defined.
3620 2007-08-11 Jan Hubicka <jh@suse.cz>
3622 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3623 (cgraph_process_new_functions): Honor previous value of
3624 disregard_inline_limits.
3625 * ipa-inline.c (compute_inline_parameters): Likewise.
3627 2007-08-11 Ian Lance Taylor <iant@google.com>
3629 * alias.h (alias_set_type): Define new type.
3630 (ALIAS_SET_MEMORY_BARRIER): Use it.
3631 * rtl.h: Include alias.h.
3632 (struct mem_attrs): Use alias_set_type.
3633 * tree.h: Include alias.h
3634 (struct tree_type): Use alias_set_type.
3635 (struct tree_struct_field_tag): Likewise.
3636 (struct tree_decl_common): Likewise.
3637 * alias.c (struct alias_set_entry): Use alias_set_type.
3638 (get_alias_set_entry, alias_set_subset_of): Likewise.
3639 (alias_sets_conflict_p): Likewise.
3640 (alias_sets_must_conflict_p): Likewise.
3641 (objects_must_conflict_p): Likewise.
3642 (get_alias_set, new_alias_set): Likewise.
3643 (record_alias_subset, record_component_aliases): Likewise.
3644 (varargs_set, frame_set): Change to alias_set_type.
3645 (get_varargs_alias_set): Use alias_set_type.
3646 (get_frame_alias_set): Likewise.
3647 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3648 * dse.c (struct store_info): Use alias_set_type.
3649 (struct read_info, struct clear_alias_mode_holder): Likewise.
3650 (clear_alias_set_lookup, canon_address): Likewise.
3651 (record_store, check_mem_read_rtx): Likewise.
3652 (dse_record_singleton_alias_set): Likewise.
3653 (dse_invalidate_singleton_alias_set): Likewise.
3654 * emit-rtl.c (get_mem_attrs): Likewise.
3655 (set_mem_attributes_minus_bitpos): Likewise.
3656 (set_mem_alias_set): Likewise.
3657 * expr.c (store_constructor_field, store_field): Likewise.
3658 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3659 * langhooks.c (lhd_get_alias_set): Likewise.
3660 * langhooks-def.h (lhd_get_alias_set): Likewise.
3661 * reload1.c (alter_reg): Likewise.
3662 * tree-flow.h (struct fieldoff): Likewise.
3663 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3664 (may_alias_p, get_smt_for, create_sft): Likewise.
3665 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3666 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3667 (merge_smts_into): Likewise.
3668 * varasm.c (const_alias_set): Likewise.
3669 * c-common.c (strict_aliasing_warning): Likewise.
3670 (c_common_get_alias_set): Likewise.
3671 * dse.h (dse_record_singleton_alias_set): Update declaration.
3672 (dse_invalidate_singleton_alias_set): Likewise.
3673 * emit-rtl.h (set_mem_alias_set): Likewise.
3674 * c-common.h (c_common_get_alias_set): Likewise.
3675 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3676 * print-tree.c (print_node): Likewise.
3677 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3679 (alpha_setup_incoming_varargs): Use alias_set_type.
3680 * config/i386/i386.c (setup_incoming_varargs_64): Use
3682 (setup_incoming_varargs_ms_64): Likewise.
3683 (ix86_GOT_alias_set): Likewise.
3684 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3685 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3686 (set): Change to alias_set_type.
3687 (get_TOC_alias_set): Use alias_set_type.
3688 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3690 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3691 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3693 (struct_value_alias_set): Likewise.
3694 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3696 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3698 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3699 * config/vxworks.h (TARGET_VXWORKS): Override.
3700 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3701 "mips" if TARGET_VXWORKS.
3703 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3705 * calls.c (avoid_likely_spilled_reg): New function.
3706 (expand_call): Use it.
3708 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3710 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3712 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3714 * config/mips/predicates.md (const_call_insn_operand): Invoke
3715 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3717 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3720 * config/rs6000/driver-rs6000.c: Include link.h.
3721 Use ElfW instead of wordsize-specif typedef.
3723 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3725 * system.h (CONST_CAST): New.
3726 * c-decl.c (c_make_fname_decl): Use it.
3727 * c-lex.c (cb_ident, lex_string): Likewise.
3728 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3729 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3730 give_switch, set_multilib_dir): Likewise.
3731 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3732 * passes.c (execute_one_pass): Likewise.
3733 * prefix.c (update_path): Likewise.
3734 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3735 * tree.c (build_string): Likewise.
3737 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3739 * tree-flow-inline.h (is_exec_stmt): Remove.
3740 (is_label_stmt): Remove.
3741 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3744 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3746 * lower-subreg.c (resolve_shift_zext): Don't adjust
3747 src_reg_num for wordmode operands.
3749 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3750 David Ung <davidu@mips.com>
3752 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3753 (TARGET_SCHED_REORDER2): Define.
3754 (mips_maybe_swap_ready): New.
3755 (mips_last_74k_agen_insn): New.
3756 (mips_74k_agen_init): New.
3757 (mips_74k_agen_reorder): New function to group loads and stores
3759 (mips_sched_init): New.
3760 (mips_sched_reorder): Don't do initialization here. Call
3761 mips_74k_agen_reorder.
3762 (mips_variable_issue): Call mips_74k_agen_init.
3764 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3766 * tree-flow-inline.h (get_filename): Remove.
3768 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3770 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3772 (mips_fetch_insns): Delete in favor of...
3773 (mips_load_store_insns): ...this new function.
3774 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3775 to say whether multiword moves _might_ be split.
3776 (mips_fetch_insns): Delete in favor of...
3777 (mips_load_store_insns): ...this new function.
3778 (mips_rtx_costs): Update the call to mips_address_insns.
3779 (mips_address_cost): Likewise.
3780 * config/mips/mips.md (length): Use mips_load_store_insns instead
3781 of mips_fetch_insns.
3782 * config/mips/constraints.md (R): Use mips_address_insns rather
3783 than mips_fetch_insns. Assume that the move never needs to be split.
3785 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3787 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3788 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3789 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3790 * config/mips/mips.h (mips16_hard_float): Delete.
3791 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3792 definitions, and replace with....
3793 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3794 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3795 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3796 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3797 (override_options): Replace MASK_SOFT_FLOAT references with
3798 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3799 and mips16_hard_float when TARGET_MIPS16.
3801 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3804 * c-typeck.c (build_binary_op): Check for non pointer types before
3805 calling int_fits_type_p.
3807 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3810 * fold-const.c (omit_one_operand): Return only the ommitted expression
3811 if the result is an empty statement.
3812 (pedantic_omit_one_operand): Likewise.
3814 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3816 * c-typeck.c (readonly_error): Improve error for assignment.
3818 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3820 (pp_c_expression): Ditto.
3822 2007-08-09 Simon Baldwin <simonb@google.com>
3824 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3825 break that was preventing simplify_associative_operation() for xor.
3827 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3828 Nigel Stephens <nigel@mips.com>
3830 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3831 Document change in interpretation of value from boolean to
3833 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3834 ffs and ctz using clz.
3835 (expand_unop): Call them.
3836 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3838 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3839 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3840 enable the new ffs expansion on this target.
3842 2007-08-09 Jan Hubicka <jh@suse.cz>
3844 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3845 (expand_ternary_op): Likewise.
3846 (expand_vec_shift_expr): Likewise.
3847 (expand_binop_directly): Likewise.
3848 (expand_binop): Likewise.
3849 (sign_expand_binop): Likewise.
3850 (expand_twoval_unop): Likewise.
3851 (expand_twoval_binop): Likewise.
3852 (expand_twoval_binop_libfunc): Likewise.
3853 (widen_clz): Likewise.
3854 (widen_bswap): Likewise.
3855 (expand_parity): Likewise.
3856 (expand_unop): Likewise.
3857 (expand_abs_nojump): Likewise.
3858 (expand_copysign): Likewise.
3859 (emit_no_conflict_block): Likewise.
3860 (emit_libcall_block): Likewise.
3861 (can_compare_p): Likewise.
3862 (prepare_cmp_insn): Likewise.
3863 (emit_cmp_and_jump_insn_1): Likewise.
3864 (prepare_float_lib_cmp): Likewise.
3865 (emit_conditional_add): Likewise.
3866 (gen_add2_insn): Likewise.
3867 (have_add2_insn): Likewise.
3868 (gen_sub2_insn): Likewise.
3869 (have_sub2_insn): Likewise.
3870 (can_extend_p): Likewise.
3871 (can_fix_p): Likewise.
3872 (can_float_p): Likewise.
3873 (expand_float): Likewise.
3874 (expand_fix): Likewise.
3875 (expand_sfix_optab): Likewise.
3876 (new_optab): Likewise.
3877 (new_convert_optab): Likewise.
3878 (init_libfuncs): Likewise.
3879 (init_interclass_conv_libfuncs): Likewise.
3880 (init_intraclass_conv_libfuncs): Likewise.
3881 (set_conv_libfunc): Likewise.
3882 (init_optabs): Likewise.
3883 (debug_optab_libfuncs): Likewise.
3884 (gen_cond_trap): Likewise.
3885 * optabs.h (optab_handler, convert_optab_hanlder): New.
3886 * genopinit.c: Update optabs generation table.
3887 * reload.c (find_reloads_address_1): Use optabs accestors.
3888 * builtins.c (expand_builtin_mathfn): Likewise.
3889 (expand_builtin_mathfn_2): Likewise.
3890 (expand_builtin_mathfn_3): Likewise.
3891 (expand_builtin_interclass_mathfn): Likewise.
3892 (expand_builtin_sincos): Likewise.
3893 (expand_builtin_cexpi): Likewise.
3894 (expand_builtin_powi): Likewise.
3895 (expand_builtin_strlen): Likewise.
3896 * dojump.c (do_jump): Likewise.
3897 * expr.c (convert_move): Likewise.
3898 (move_by_pieces): Likewise.
3899 (move_by_pieces_ninsns): Likewise.
3900 (can_store_by_pieces): Likewise.
3901 (store_by_pieces_1): Likewise.
3902 (emit_move_via_integer): Likewise.
3903 (emit_move_complex): Likewise.
3904 (emit_move_ccmode): Likewise.
3905 (emit_move_insn_1): Likewise.
3906 (emit_single_push_insn): Likewise.
3907 (store_constructor): Likewise.
3908 (expand_expr_real_1): Likewise.
3909 (do_store_flag): Likewise.
3910 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3911 (enumerate_modes): Likewise.
3912 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3913 (supportable_widening_operation): Likewise.
3914 (supportable_narrowing_operation): Likewise.
3915 * expmed.c (store_bit_field_1): Likewise.
3916 (extract_bit_field_1): Likewise.
3917 (expand_mult_highpart_optab): Likewise.
3918 (expand_smod_pow2): Likewise.
3919 (expand_divmod): Likewise.
3920 (emit_store_flag): Likewise.
3921 * tree-vect-patterns.c
3922 (vect_pattern_recog_1): Likewise.
3923 * tree-ssa-loop-prefetch.c
3924 (nontemporal_store_p): Likewise.
3925 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3926 (vect_create_epilog_for_reduction): Likewise.
3927 (vectorizable_reduction): Likewise.
3928 (vectorizable_operation): Likewise.
3929 (vect_strided_store_supported): Likewise.
3930 (vectorizable_store): Likewise.
3931 (vect_strided_load_supported): Likewise.
3932 (vectorizable_load): Likewise.
3933 * combine.c (simplify_comparison): Likewise.
3934 * tree-vect-generic.c
3935 (type_for_widest_vector_mode): Likewise.
3936 (expand_vector_operations_1): Likewise.
3937 * config/spu/spu.c (spu_expand_mov): Likewise.
3938 (spu_emit_vector_compare): Likewise.
3939 * config/rs6000/rs6000.c
3940 (rs6000_emit_vector_compare): Likewise.
3941 * stmt.c (add_case_node): Likewise.
3942 * reload1.c (gen_reload):
3944 2007-08-09 Michael Matz <matz@suse.de>
3946 * tree.h (fixed_zerop): Declare as taking a const_tree.
3947 * tree.c (fixed_zerop): Take a const_tree.
3949 2007-08-09 Ira Rosen <irar@il.ibm.com>
3951 * tree-vect-transform.c (vectorizable_store): Remove call to
3952 copy_virtual_operands() and call mark_symbols_for_renaming() for
3953 the created vector store.
3954 (vect_setup_realignment): Don't call copy_virtual_operands() and
3955 update_vuses_to_preheader().
3956 (vectorizable_load): Don't call copy_virtual_operands().
3957 (update_vuses_to_preheader): Remove.
3959 2007-08-08 Chao-ying Fu <fu@mips.com>
3961 * tree.def (FIXED_POINT_TYPE): New type.
3962 (FIXED_CST): New constant.
3963 (FIXED_CONVERT_EXPR): New expr.
3964 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3965 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3966 * tree.h (struct tree_base): Add saturating_flag.
3967 Remove one bit of spare for saturating_flag.
3968 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3969 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3970 FIXED_POINT_TYPE_P): Define.
3971 (TYPE_SATURATING): Define.
3972 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3973 (struct tree_fixed_cst): New.
3974 (TYPE_IBIT, TYPE_FBIT): Define.
3975 (tree_node): Add fixed_cst.
3976 (enum tree_index): Add new enumeration values of
3977 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3978 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3979 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3980 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3981 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3982 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3983 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3984 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3985 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3986 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3987 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3988 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3989 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3990 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3991 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3992 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3993 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3994 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3995 (sat_short_fract_type_node, sat_fract_type_node,
3996 sat_long_fract_type_node, sat_long_long_fract_type_node,
3997 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3998 sat_unsigned_long_fract_type_node,
3999 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4000 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4001 unsigned_short_fract_type_node, unsigned_fract_type_node,
4002 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4003 sat_short_accum_type_node, sat_accum_type_node,
4004 sat_long_accum_type_node, sat_long_long_accum_type_node,
4005 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4006 sat_unsigned_long_accum_type_node,
4007 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4008 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4009 unsigned_short_accum_type_node, unsigned_accum_type_node,
4010 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4011 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4012 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4013 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4014 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4015 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4016 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4017 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4018 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4019 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4020 sat_uda_type_node, sat_uta_type_node): New macro.
4021 (make_fract_type, make_accum_type): Declare.
4022 (make_signed_fract_type, make_unsigned_fract_type,
4023 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4024 make_signed_accum_type, make_unsigned_accum_type,
4025 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4026 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4027 make_or_reuse_sat_signed_fract_type,
4028 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4029 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4030 make_or_reuse_sat_unsigned_accum_type): New macro.
4031 (fixed_zerop): Declare.
4032 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4033 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4034 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4035 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4036 * treestruct.def: Add TS_FIXED_CST.
4037 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4039 (tree-dump.o): Likewise.
4040 (print-tree.o): Likewise.
4041 (tree-pretty-print.o): Likewise.
4042 (fold-const.o): Likewise.
4043 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4044 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4045 (is_gimple_min_invariant): Handle FIXED_CST.
4046 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4047 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4048 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4049 (layout_type): Handle FIXED_POINT_TYPE.
4050 (make_fract_type, make_accum_type): New functions.
4051 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4052 * tree-dump.c (fixed-value.h): New include.
4053 (dump_fixed): New function.
4054 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4055 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4056 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4057 * tree-pretty-print.c (fixed-value.h): New include.
4058 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4060 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4061 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4062 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4063 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4064 for non-saturating fixed-point types.
4065 (reassociate_bb): Likewise.
4066 * emit-rtl.c (fixed-value.h): New include.
4067 (fconst0, fconst1): New array.
4068 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4069 * tree-vect-generic.c expand_vector_operation): Support
4070 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4072 (type_for_widest_vector_mode): Add one parameter for the
4074 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4076 Pass the satp parameter to type_for_mode for fixed-point types.
4077 (expand_vector_operations_1): Pass the saturating flag to
4078 type_for_widest_vector_mode.
4079 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4080 and MODE_VECTOR_UACCUM.
4081 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4082 (vectorizable_condition): Likewise.
4083 * tree.c (fixed-value.h): New include.
4084 (tree_code_size): Support FIXED_CST.
4085 (build_fixed): New function.
4086 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4087 (fixed_zerop): New function.
4088 (tree_node_structure): Support FIXED_CST.
4089 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4090 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4091 (type_hash_eq): Handle FIXED_POINT_TYPE.
4092 (simple_cst_equal): Support FIXED_CST.
4093 (iterative_hash_expr): Handle FIXED_CST.
4094 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4095 (get_narrower): Likewise.
4096 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4097 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4098 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4099 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4101 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4102 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4103 (initializer_zerop): Support FIXED_CST.
4104 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4105 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4106 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4107 (is_base_type): Handle FIXED_POINT_TYPE.
4108 (add_type_attribute): Handle FIXED_POINT_TYPE.
4109 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4110 * print-tree.c (fixed-value.h): New include.
4111 (print_node_brief): Support FIXED_CST.
4112 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4113 * c-pretty-print.c (fixed-value.h): New include.
4114 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4115 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4116 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4117 Support fixed-point types for inner items in VECTOR_TYPE.
4118 (pp_c_direct_declarator): Likewise.
4119 (pp_c_declarator): Likewise.
4120 (pp_c_fixed_constant): New function.
4121 (pp_c_constant): Handle FIXED_CST.
4122 (pp_c_primary_expression): Likewise.
4123 (pp_c_expression): Likewise.
4124 * fold-const.c (fixed-value.h): New include.
4125 (negate_expr_p): Return true for FIXED_CST.
4126 (fold_negate_expr): Support FIXED_CST.
4127 (split_tree): Support FIXED_CST.
4128 (const_binop): Support FIXED_CST.
4129 (fold_convert_const_int_from_fixed): New function to convert from
4131 (fold_convert_const_real_from_fixed): New function to convert from
4133 (fold_convert_const_fixed_from_fixed): New function to convert from
4134 fixed to another fixed.
4135 (fold_convert_const_fixed_from_int): New function to convert from
4137 (fold_convert_const_fixed_from_real): New function to convert from
4139 (fold_convert_const): Support conversions from fixed to int, from
4140 fixed to real, from fixed to fixed, from int to fixed, and from real
4142 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4143 (operand_equal_p): Support FIXED_CST.
4144 (make_range): For fixed-point modes, we need to pass the
4145 saturating flag as the 2nd parameter.
4146 (tree_swap_operands_p): Handle FIXED_CST.
4147 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4149 (fold_unary): Support FIXED_CONVERT_EXPR.
4150 (fold_binary): Handle FIXED_CST.
4151 Make sure the type is not saturating, before associating operations.
4152 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4153 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4154 (fold_negate_const): Support FIXED_CST.
4155 (fold_relational_const): Support FIXED_CST.
4156 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4157 (gimplify_expr): Handle FIXED_CST.
4158 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4159 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4160 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4161 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4162 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4163 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4164 LONG_LONG_ACCUM_TYPE_SIZE.
4165 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4166 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4167 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4168 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4169 MODE_ACCUM, and MODE_UACCUM.
4170 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4171 fixed-point types to disable reduction.
4172 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4174 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4176 * config/rs6000/x-rs6000: New file.
4177 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4178 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4179 (EXTRA_SPEC_FUNCTIONS): Define.
4180 (HAVE_LOCAL_CPU_DETECT): Define.
4181 (CC1_CPU_SPEC): Define.
4182 * config/rs6000/driver-rs6000.c: New file.
4183 * config/rs6000/aix.h (CC1_SPEC): Define.
4184 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4185 * config.host: Add x-rs6000 to host_xmake_file if host and target
4186 are rs6000 or powerpc.
4188 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4190 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4192 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4193 Sandra Loosemore <sandra@codesourcery.com>
4194 Chao-ying Fu <fu@mips.com>
4195 Nigel Stephens <nigel@mips.com>
4196 David Ung <davidu@mips.com>
4198 * doc/invoke.texi (-mcode-readable): Document.
4199 * config/mips/mips.opt (mcode-readable): New option.
4200 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4201 * config/mips/mips.h (mips_code_readable_setting): New enum.
4202 (mips_code_readable): Declare.
4203 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4204 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4205 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4206 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4207 boiler-plate comments.
4208 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4209 * config/mips/mips.c (mips_code_readable): New variable.
4210 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4211 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4212 context and -mcode-readable setting to restrict the use of
4213 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4214 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4215 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4216 (mips_blocks_for_constant_p): Only return false for
4217 TARGET_MIPS16_PCREL_LOADS.
4218 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4219 for MIPS16. Handle SYMBOL_32_HIGH.
4220 (mips_const_insns): Allow HIGHs for MIPS16 too.
4221 (mips_unspec_address_offset): New function, split out from...
4222 (mips_unspec_address): ...here.
4223 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4224 16-bit symbolic constants. Assert approropiate conditions for
4225 using the "la" and "dla" macros.
4226 (mips_handle_option): Handle -mcode-readable=.
4227 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4228 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4229 (mips_strip_unspec_address): New function, split out from...
4230 (print_operand_reloc): ...here.
4231 (print_operand): Pass constants through mips_strip_unspec_address.
4232 (print_operand_address): Likewise.
4233 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4234 (mips_select_rtx_section): Remove MIPS16 handling.
4235 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4236 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4237 (mips16_lay_out_constants): Do nothing unless
4238 TARGET_MIPS16_PCREL_LOADS.
4239 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4240 * config/mips/mips.md: Split HIGHs for MIPS16.
4241 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4243 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4245 * config/mips/mips-protos.h (mips_emit_move): Declare.
4246 * config/mips/mips.c (mips_emit_move): New function.
4247 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4248 (mips_legitimize_const_move): Likewise.
4249 (mips_legitimize_move): Likewise.
4250 (mips_split_64bit_move): Likewise.
4251 (mips_restore_gp): Likewise.
4252 (mips_load_call_address): Likewise.
4253 (mips_emit_fcc_reload): Likewise.
4254 (mips_set_return_address): Likewise.
4255 (mips_block_move_straight): Likewise.
4256 (mips_block_move_loop): Likewise.
4257 (mips_setup_incoming_varargs): Likewise.
4258 (mips_save_reg): Likewise.
4259 (mips_expand_prologue): Likewise.
4260 (mips_restore_reg): Likewise.
4261 (mips_expand_epilogue): Likewise.
4262 (mips_output_mi_thunk): Likewise.
4263 (build_mips16_call_stub): Likewise.
4264 (mips_builtin_branch_and_move): Likewise.
4265 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4266 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4267 (fixuns_truncdfdi2): Likewise.
4268 (fixuns_truncsfsi2): Likewise.
4269 (fixuns_truncsfdi2): Likewise.
4270 (loadgp_absolute): Likewise.
4271 (builtin_setjmp_setup): Likewise.
4272 (builtin_longjmp): Likewise.
4273 (untyped_call): Likewise.
4275 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4277 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4278 an "rtx *" argument. Return a bool.
4279 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4280 values and return true if they can be split. Take the same kind of
4281 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4282 and store the lo_sum there if nonnull. Use the symbol type to
4283 determine whether a $gp or HIGH is needed.
4284 (mips_legitimize_address): Update call to mips_split_symbol and
4285 simplify accordingly.
4286 (mips_legitimize_const_move): Likewise.
4287 * config/mips/mips.md: In the combine define_split,
4288 check mips_split_symbol instead of splittable_symbolic_operand.
4289 Update use of mips_split_symbol in the generator code.
4290 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4292 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4294 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4295 (mips_symbol_insns_1): New function, split out from...
4296 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4297 and stores separately from load addresses.
4298 (mips_classify_address): Replace uses of mips_symbolic_address_p
4299 with uses of mips_symbol_insns.
4300 (mips_address_insns): Update calls to mips_symbol_insns.
4301 (mips_const_insns): Likewise.
4302 (mips_legitimize_address): Likewise.
4304 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4306 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4307 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4308 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4309 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4310 non-call contexts if TARGET_MIPS16.
4311 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4312 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4313 code for SYMBOL_ABSOLUTE.
4314 (mips_symbol_insns): Likewise.
4316 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4318 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4319 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4320 (mips_symbolic_constant_p): Likewise. Update the call to
4321 mips_classify_symbol.
4322 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4323 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4324 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4325 (print_operand_reloc): Add a context argument. Update the call to
4326 mips_symbolic_constant_p.
4327 (print_operand): Update the calls to print_operand_reloc.
4328 (print_operand_address): Use print_operand_reloc rather than
4330 (mips_rewrite_small_data_p): Add a context argument. Update the call
4331 to mips_symbolic_constant_p.
4332 (mips_small_data_pattern_1): Make DATA the containing mem.
4333 Update the call to mips_rewrite_small_data_p.
4334 (mips_rewrite_small_data_1): Likewise.
4335 (mips_use_anchors_for_symbol_p): Update the call to
4336 mips_symbolic_constant_p.
4337 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4338 (splittable_symbolic_operand): Likewise.
4339 (move_operand): Likewise.
4340 (absolute_symbolic_operand): Likewise.
4341 (got_disp_operand): Likewise.
4342 (got_page_ofst_operand): Likewise.
4344 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4346 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4347 (SYMBOL_ABSOLUTE): ...this.
4348 (SYMBOL_SMALL_DATA): Rename to...
4349 (SYMBOL_GP_RELATIVE): ...this.
4350 (SYMBOL_CONSTANT_POOL): Rename to...
4351 (SYMBOL_PC_RELATIVE): ...this.
4352 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4353 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4354 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4355 after above changes.
4356 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4357 (general_symbolic_operand): Rename to...
4358 (absolute_symbolic_operand): ...this.
4359 * config/mips/mips.md: Update after above changes.
4361 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4362 Revital Eres <eres@il.ibm.com>
4364 * ddg.c (print_ddg): Add dump information.
4365 * modulo-sched.c (print_node_sched_params): Add parameter and
4367 (calculate_maxii): Remove function.
4368 (undo_generate_reg_moves): Likewise.
4369 (undo_permute_partial_schedule): Likewise.
4370 (kernel_number_of_cycles): Likewise.
4371 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4372 (sms_schedule): Use it. Remove profitability checks.
4373 (sms_schedule_by_order): Fix order of nodes within the cycle.
4375 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4377 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4378 -profile option, add pie support.
4379 (ENDFILE_SPEC): New spec.
4380 * config/gnu.h (LIB_SPEC): Add -profile option.
4382 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4384 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4385 * config/gnu.h (LIB_SPEC): Likewise.
4387 2007-08-07 Yaz Saito <saito@google.com>
4388 Ian Lance Taylor <iant@google.com>
4390 * common.opt (finstrument-functions-exclude-function-list): New
4392 (finstrument-functions-exclude-file-list): New option.
4393 * opts.c (char_p): Define and DEF_VEC.
4394 (flag_instrument_functions_exclude_functions): New static
4396 (flag_instrument_functions_exclude_files): New static variable.
4397 (add_instrument_functions_exclude_list): New static function.
4398 (flag_instrument_functions_exclude_p): New function.
4399 (common_handle_option): Handle new options.
4400 * flags.h (flag_instrument_functions_exclude_p): Declare.
4401 * gimplify.c (gimplify_function_tree): Call
4402 flag_instrument_functions_exclude_p.
4403 * doc/invoke.texi (Option Summary): Mention new options.
4404 (Code Gen Options): Document new options.
4406 2007-08-07 Ian Lance Taylor <iant@google.com>
4408 PR rtl-optimization/32776
4409 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4410 (resolve_use): Likewise.
4411 (decompose_multiword_subregs): Remove "changed" local variable.
4413 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4415 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4416 * configure: Regenerate.
4417 * config.in: Regenerate.
4418 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4421 2007-08-07 Ian Lance Taylor <iant@google.com>
4423 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4424 note, just delete the insn.
4426 2007-08-07 Andreas Schwab <schwab@suse.de>
4429 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4432 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4434 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4435 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4436 (decompose_multiword_subregs): Use the functions above to decompose
4437 multiword shifts and zero-extends.
4439 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4441 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4442 "assemble" descriptions which were swapped.
4444 2007-08-06 Chao-ying Fu <fu@mips.com>
4446 * fixed-value.h: New file.
4447 * fixed-value.c: New file.
4448 * Makefile.in (OBJS-common): Add fixed-value.o.
4449 (fixed-value.o): New rule.
4450 (GTFILES): Add fixed-value.h.
4451 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4452 to compare a.low and b.low.
4453 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4455 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4456 Daniel Jacobowitz <dan@codesourcery.com>
4459 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4461 (x86_64-*-netbsd*): Likewise.
4462 (x86_64-*-linux*): Likewise.
4463 (x86_64-*-kfreebsd*-gnu): Likewise.
4464 (x86_64-*-knetbsd*-gnu): Likewise.
4465 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4467 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4469 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4470 Add -fno-asynchronous-unwind-tables.
4472 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4473 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4474 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4475 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4476 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4478 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4480 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4481 (TARGET_C_MODE_FOR_SUFFIX): New.
4483 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4485 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4487 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4489 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4491 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4493 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4494 before checking function returns in conditional expressions.
4496 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4499 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4501 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4504 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4505 for INTEGRAL_TYPE_P.
4507 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4509 * configure.ac: Remove --enable-checking=df from default settings.
4510 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4511 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4512 if the parameter is true.
4513 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4514 DF_VERIFY_SCHEDULED flag is true.
4515 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4516 (df_finish_pass): Adjust prototype.
4517 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4520 * see.c (pass_see): Add TODO_df_verify.
4521 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4522 * global.c (rest_of_handle_global_alloc): Schedule verification
4524 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4526 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4527 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4528 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4530 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4531 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4532 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4534 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4535 Revital Eres <eres@il.ibm.com>
4537 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4539 * ddg.c (create_ddg_dependence): Rename to...
4540 (create_ddg_dep_from_intra_loop_link): This. Do not check
4541 for interloop edges. Do not create anti dependence edge when
4542 a true dependence edge exists in the opposite direction and
4543 -fmodulo-sched-allow-regmoves is set.
4544 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4545 (add_cross_iteration_register_deps): Create anti dependence edge
4546 when -fno-modulo-sched-allow-regmoves is set.
4547 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4549 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4551 * config/arm/arm.md (movsi): Add braces.
4553 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4556 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4557 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4560 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4562 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4563 state accessor functions.
4564 * cfgloopmanip.c (remove_path, create_preheaders,
4565 force_single_succ_latches, fix_loop_structure): Ditto.
4566 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4567 tree_duplicate_loop_to_header_edge): Ditto.
4568 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4569 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4571 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4572 cleanup_tree_cfg): Ditto.
4573 * tree-cfg.c (tree_merge_blocks): Ditto.
4574 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4575 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4576 loop_preheader_edge, single_exit): Ditto.
4577 (flow_loops_find): Do not clear loops->state.
4578 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4579 loops_state_clear): New functions.
4581 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4584 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4585 when adding to the base and convert ELT to sizetype instead of type.
4587 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4590 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4591 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4593 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4596 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4597 correct type the negate expression.
4599 2007-08-03 Jan Hubicka <jh@suse.cz>
4601 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4604 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4606 * config/rs6000/rs6000.c (struct processor_cost): Change
4607 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4608 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4610 (rios1_costs, rios2_cost): Correct cache line size.
4611 (rs6000_override_options): Set l2-cache-size parameter.
4613 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4614 Diego Novillo <dnovillo@google.com>
4617 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4618 if the range includes 0.
4620 2007-08-03 Ben Elliston <bje@au.ibm.com>
4622 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4623 mode to unspec expressions to silence a warning from the generator
4626 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4628 * config/ia64/constraints.md ("U"): Make constraint vector only.
4630 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4633 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4634 always_inline attribute on the function decl.
4636 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4639 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4640 if we are compiling with -fPIC.
4642 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4643 Nigel Stephens <nigel@mips.com>
4645 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4646 Define for MIPS32 and MIPS64.
4648 2007-08-02 Nick Clifton <nickc@redhat.com>
4650 * config/host-hpux.c: Change copyright header to refer to version
4651 3 of the GNU General Public License and to point readers at the
4652 COPYING3 file and the FSF's license web page.
4653 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4654 config/alpha/linux.h, config/alpha/alpha.opt,
4655 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4656 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4657 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4658 config/alpha/alpha.h, config/alpha/sync.md,
4659 config/alpha/openbsd.h, config/alpha/alpha.md,
4660 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4661 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4662 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4663 config/alpha/constraints.md, config/alpha/osf.h,
4664 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4665 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4666 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4667 config/frv/frv-asm.h, config/frv/frv-protos.h,
4668 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4669 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4670 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4671 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4672 config/s390/s390.opt, config/s390/s390-modes.def,
4673 config/s390/fixdfdi.h, config/s390/constraints.md,
4674 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4675 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4676 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4677 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4678 config/m32c/prologue.md, config/m32c/m32c.abi,
4679 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4680 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4681 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4682 config/m32c/jump.md, config/m32c/shift.md,
4683 config/m32c/m32c-protos.h, config/libgloss.h,
4684 config/spu/spu-protos.h, config/spu/predicates.md,
4685 config/spu/spu-builtins.h, config/spu/spu.c,
4686 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4687 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4688 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4689 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4690 config/sparc/hypersparc.md, config/sparc/predicates.md,
4691 config/sparc/linux.h, config/sparc/sp64-elf.h,
4692 config/sparc/supersparc.md, config/sparc/cypress.md,
4693 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4694 config/sparc/niagara.md, config/sparc/sparc.md,
4695 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4696 config/sparc/sparc.opt, config/sparc/sync.md,
4697 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4698 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4699 config/sparc/sparc.c, config/sparc/little-endian.opt,
4700 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4701 config/sparc/linux64.h, config/sparc/freebsd.h,
4702 config/sparc/sol2.h, config/sparc/rtemself.h,
4703 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4704 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4705 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4706 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4707 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4708 config/m32r/linux.h, config/m32r/constraints.md,
4709 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4710 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4711 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4712 config/i386/i386.md, config/i386/netware-crt0.c,
4713 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4714 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4715 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4716 config/i386/sol2.h, config/i386/constraints.md,
4717 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4718 config/i386/predicates.md, config/i386/geode.md,
4719 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4720 config/i386/freebsd64.h, config/i386/vxworksae.h,
4721 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4722 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4723 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4724 config/i386/netware.h, config/i386/i386-modes.def,
4725 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4726 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4727 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4728 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4729 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4730 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4731 config/i386/xm-mingw32.h, config/i386/linux64.h,
4732 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4733 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4734 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4735 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4736 config/i386/cygwin2.c, config/i386/i386-protos.h,
4737 config/i386/sync.md, config/i386/openbsd.h,
4738 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4739 config/i386/nto.h, config/i386/biarch64.h,
4740 config/i386/i386-coff.h, config/i386/freebsd.h,
4741 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4742 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4743 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4744 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4745 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4746 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4747 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4748 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4749 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4750 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4751 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4752 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4753 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4754 config/sh/superh64.h, config/sh/rtemself.h,
4755 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4756 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4757 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4758 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4759 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4760 config/avr/predicates.md, config/avr/constraints.md,
4761 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4762 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4763 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4764 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4765 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4766 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4767 config/c4x/predicates.md, config/c4x/c4x.h,
4768 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4769 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4770 config/xtensa/linux.h, config/xtensa/xtensa.h,
4771 config/xtensa/elf.h, config/xtensa/xtensa.md,
4772 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4773 config/xtensa/xtensa-protos.h, config/dbx.h,
4774 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4775 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4776 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4777 config/host-solaris.c, config/fr30/fr30.h,
4778 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4779 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4780 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4781 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4782 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4783 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4784 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4785 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4786 config/cris/predicates.md, config/cris/linux.h,
4787 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4788 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4789 config/cris/aout.opt, config/cris/cris-protos.h,
4790 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4791 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4792 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4793 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4794 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4795 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4796 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4797 config/chorus.h, config/mn10300/mn10300.c,
4798 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4799 config/mn10300/mn10300.h, config/mn10300/linux.h,
4800 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4801 config/mn10300/mn10300.md, config/ia64/predicates.md,
4802 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4803 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4804 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4805 config/ia64/freebsd.h, config/ia64/ia64.md,
4806 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4807 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4808 config/gofast.h, config/rtems.h, config/sol2-10.h,
4809 config/m68k/predicates.md, config/m68k/m68k.md,
4810 config/m68k/linux.h, config/m68k/m68k-modes.def,
4811 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4812 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4813 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4814 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4815 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4816 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4817 config/m68k/constraints.md, config/m68k/rtemself.h,
4818 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4819 config/m68k/uclinux.h, config/rs6000/power4.md,
4820 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4821 config/rs6000/linux.h, config/rs6000/eabi.h,
4822 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4823 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4824 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4825 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4826 config/rs6000/windiss.h, config/rs6000/603.md,
4827 config/rs6000/aix41.h, config/rs6000/cell.md,
4828 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4829 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4830 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4831 config/rs6000/default64.h, config/rs6000/7xx.md,
4832 config/rs6000/darwin.opt, config/rs6000/spe.md,
4833 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4834 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4835 config/rs6000/7450.md, config/rs6000/linux64.h,
4836 config/rs6000/constraints.md, config/rs6000/440.md,
4837 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4838 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4839 config/rs6000/rs6000.h, config/rs6000/power6.md,
4840 config/rs6000/predicates.md, config/rs6000/altivec.md,
4841 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4842 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4843 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4844 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4845 config/rs6000/linux64.opt, config/rs6000/sync.md,
4846 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4847 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4848 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4849 config/rs6000/eabispe.h, config/rs6000/e500.h,
4850 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4851 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4852 config/rs6000/aix.h, config/rs6000/vxworks.h,
4853 config/rs6000/40x.md, config/rs6000/aix51.h,
4854 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4855 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4856 config/arc/arc.h, config/mcore/mcore-elf.h,
4857 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4858 config/mcore/mcore.md, config/mcore/mcore.c,
4859 config/mcore/mcore.opt, config/mcore/mcore.h,
4860 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4861 config/score/predicates.md, config/score/score-version.h,
4862 config/score/score-protos.h, config/score/misc.md,
4863 config/score/elf.h, config/score/score.c, config/score/mac.md,
4864 config/score/score7.md, config/score/score.h,
4865 config/score/score-conv.h, config/score/score-mdaux.c,
4866 config/score/score.md, config/score/score.opt,
4867 config/score/score-modes.def, config/score/score-mdaux.h,
4868 config/score/mul-div.S, config/arm/uclinux-elf.h,
4869 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4870 config/arm/symbian.h, config/arm/linux-elf.h,
4871 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4872 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4873 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4874 config/arm/strongarm-pe.h, config/arm/arm.h,
4875 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4876 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4877 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4878 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4879 config/arm/arm-cores.def, config/arm/arm-protos.h,
4880 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4881 config/arm/wince-pe.h, config/arm/neon.md,
4882 config/arm/constraints.md, config/arm/neon.ml,
4883 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4884 config/arm/arm.opt, config/arm/arm926ejs.md,
4885 config/arm/predicates.md, config/arm/iwmmxt.md,
4886 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4887 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4888 config/arm/neon-testgen.ml, config/arm/arm.md,
4889 config/arm/xscale-coff.h, config/arm/pe.c,
4890 config/arm/arm-generic.md, config/arm/pe.h,
4891 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4892 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4893 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4894 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4895 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4896 config/pa/predicates.md, config/pa/pa64-hpux.h,
4897 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4898 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4899 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4900 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4901 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4902 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4903 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4904 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4905 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4906 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4907 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4908 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4909 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4910 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4911 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4912 config/mips/linux64.h, config/mips/elforion.h,
4913 config/mips/constraints.md, config/mips/generic.md,
4914 config/mips/predicates.md, config/mips/4300.md,
4915 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4916 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4917 config/mips/5k.md, config/mips/vr4120-div.S,
4918 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4919 config/mips/mips-protos.h, config/mips/6000.md,
4920 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4921 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4922 config/mips/mips-modes.def, config/mips/vr.h,
4923 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4924 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4925 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4926 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4927 config/vax/openbsd1.h, config/vax/netbsd.h,
4928 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4929 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4930 config/h8300/rtems.h, config/h8300/predicates.md,
4931 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4932 config/h8300/h8300.md, config/h8300/h8300.opt,
4933 config/h8300/coff.h, config/h8300/h8300-protos.h,
4934 config/v850/v850.md, config/v850/predicates.md,
4935 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4936 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4937 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4938 config/mmix/mmix.h, config/mmix/predicates.md,
4939 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4940 config/mmix/mmix.c, config/mmix/mmix.opt,
4941 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4942 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4943 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4944 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4947 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4949 * emit-rtl.c (reset_used_decls): Rename to...
4950 (set_used_decls): ...this. Set the used flag rather than clearing it.
4951 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4952 DECL_RTLs rather than resetting them.
4954 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4956 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4958 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4960 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4961 argument to find_reloads_address.
4963 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4965 PR tree-optimization/32919
4966 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4967 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4968 (coalesce_ssa_name): Call it.
4970 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4971 David Ung <davidu@mips.com>
4973 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4974 (__mips16_unorddf2, __mips16_floatunsidf): New.
4975 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4977 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4979 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4981 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4982 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4983 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4984 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4985 * omp-low.c (get_ws_args_for, determine_parallel_type,
4986 expand_omp_for_generic, expand_omp_for_static_nochunk,
4987 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4988 Work with more precise CFG.
4989 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4990 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4992 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4993 * gimple-low.c (lower_stmt): Ditto.
4994 * tree-inline.c (estimate_num_insns_1): Ditto.
4995 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4996 (OMP_SECTIONS_SWITCH): New.
4997 * tree-cfgcleanup.c (cleanup_omp_return): New.
4998 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4999 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5000 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5001 (tree_redirect_edge_and_branch): Handle omp constructs.
5003 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5004 with three arguments.
5006 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5008 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5011 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5013 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5014 the loop structures may need fixing.
5015 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5017 (cleanup_tree_cfg_loop): Removed.
5018 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5019 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5020 instead of running cleanup_tree_cfg_loop.
5021 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5022 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5023 (tree_predictive_commoning): Declaration changed.
5024 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5026 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5028 * doc/invoke.texi (l1-cache-size): Update documentation.
5029 (l2-cache-size): Document.
5030 * params.h (L2_CACHE_SIZE): New macro.
5031 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5032 that L1_CACHE_SIZE is in kB now.
5033 (L2_CACHE_SIZE_BYTES): New macro.
5034 (tree_ssa_prefetch_arrays): Show size in kB.
5035 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5036 and l2_cache_size fields.
5037 * config/i386/driver-i386.c (describe_cache): Detect cache size
5039 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5040 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5041 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5042 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5043 (override_options): Set l1-cache-size and l2-cache-size to default
5044 values if not specified otherwise.
5045 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5046 (PARAM_L2_CACHE_SIZE): New.
5048 2007-08-01 Nigel Stephens <nigel@mips.com>
5049 David Ung <davidu@mips.com>
5050 Thiemo Seufer <ths@mips.com>
5051 Chris Dearman <chris@mips.com>
5052 Richard Sandiford <richard@codesourcery.com>
5054 * config.gcc (mips*-sde-elf*): New stanza.
5055 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5056 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5057 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5058 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5059 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5060 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5062 * config/mips/sde.h: New file.
5063 * config/mips/t-libgcc-mips16: Likewise.
5064 * config/mips/t-sde: Likewise.
5065 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5066 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5067 _MIPS_FPSET and _MIPS_SZINT.
5068 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5069 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5070 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5071 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5072 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5073 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5074 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5075 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5076 _MIPS_SZPTR and _MIPS_FPSET.
5077 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5078 architecture is specified.
5079 (MIPS_32BIT_OPTION_SPEC): New macro.
5081 2007-07-31 Dan Hipschman <dsh@google.com>
5083 * gcc.c (end_going_arg): New function.
5084 (do_spec_2): Use it.
5085 (do_spec_1): Use it.
5087 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5089 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5090 only if ENABLE_CHECKING is defined.
5092 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5094 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5095 df_ru_add_problem, df_ru_get_bb_info): Removed.
5096 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5097 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5098 df_ru_free_bb_info, df_ru_alloc,
5099 df_ru_bb_local_compute_process_def,
5100 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5101 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5102 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5103 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5104 df_ru_add_problem): Removed.
5106 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5109 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5110 (casesi32p, casesi64p): Likewise.
5111 (casesi): Adjust for above.
5113 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5115 * mode-switching.c (create_pre_exit): Don't search past calls.
5117 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5119 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5121 2007-07-31 Revital Eres <eres@il.ibm.com>
5123 * ddg.c (add_deps_for_def): Rename to...
5124 (add_cross_iteration_register_deps): This. Change implementation
5125 to use only reaching def and def-use chains to construct the
5126 inter loop dependencies.
5127 (add_deps_for_use): Remove function.
5128 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5129 function to build the inter loop dependencies.
5130 * modulo-sched.c (sms_schedule): Build only
5131 reaching def and def-use chains for the propose of the ddg
5134 2007-07-31 Julian Brown <julian@codesourcery.com>
5136 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5137 New define_insns. Use correct RTL.
5138 (vec_set<mode>): Write as expander.
5140 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5142 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5143 to an unallocated space.
5145 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5148 (split_constant_offset): Enable split_constant_offset to extract
5149 constants from other statements.
5150 * tree-vect-transform.c
5151 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5152 to a temp var. Force base_offset to be simple.
5154 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5156 * df-scan.c (df_scan_verify): Remove artificial limit on
5157 the number of blocks for verification.
5158 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5159 df_simulate_defs): Avoid unnecessary insn checking for defs.
5161 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5163 * config/m68k/lb1sf68.asm (FUNC): New macro.
5165 (__udivsi3): Likewise.
5166 (__divsi3): Likewise.
5167 (__umodsi3): Likewise.
5168 (__modsi3): Likewise.
5169 (__subdf3): Likewise.
5170 (__adddf3): Likewise.
5171 (__muldf3): Likewise.
5172 (__divdf3): Likewise.
5173 (__negdf2): Likewise.
5174 (__cmpdf2): Likewise.
5175 (__subsf3): Likewise.
5176 (__addsf3): Likewise.
5177 (__mulsf3): Likewise.
5178 (__divsf3): Likewise.
5179 (__negsf2): Likewise.
5180 (__cmpsf2): Likewise.
5181 (__eqdf2): Likewise.
5182 (__nedf2): Likewise.
5183 (__gtdf2): Likewise.
5184 (__gedf2): Likewise.
5185 (__ltdf2): Likewise.
5186 (__ledf2): Likewise.
5187 (__eqsf2): Likewise.
5188 (__nesf2): Likewise.
5189 (__gtsf2): Likewise.
5190 (__gesf2): Likewise.
5191 (__ltsf2): Likewise.
5192 (__lesf2): Likewise.
5194 2007-07-30 Ollie Wild <aaw@google.com>
5196 * c-ppoutput.c (print_lines_directives_only): New function.
5197 (scan_translation_unit_directives_only): New function.
5198 (preprocess_file): Add call to scan_translation_unit_directives_only.
5199 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5200 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5201 -fdirectives-only. Add errors for -fdirectives-only conflict with
5202 -Wunused-macros and -traditional.
5203 (finish_options): Add builtin macro initialization for
5204 -fdirectives-only + -fpreprocessed.
5205 * c.opt (fdirectives-only): New.
5206 * doc/cppopts.texi (fdirectives-only): New.
5208 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5210 * alias.c (record_set, memory_modified_1): Constify.
5211 * bt-load.c (note_btr_set): Likewise.
5212 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5213 * combine.c (set_nonzero_bits_and_sign_copies,
5214 expand_field_assignment, record_dead_and_set_regs_1,
5215 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5216 likely_spilled_retval_1): Likewise.
5217 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5218 frv_io_handle_set): Likewise.
5219 * config/mips/mips.c (mips_sim_record_set,
5220 vr4130_true_reg_dependence_p_1): Likewise.
5221 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5222 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5223 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5224 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5225 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5226 * ddg.c (mark_mem_store): Likewise.
5227 * df-problems.c (df_urec_mark_reg_change): Likewise.
5228 * function.c (update_epilogue_consts): Likewise.
5229 * gcse.c (record_set_info, record_last_set_info,
5230 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5231 reg_clear_last_set): Likewise.
5232 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5234 * jump.c (reversed_comparison_code_parts): Likewise.
5235 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5236 reg_is_set): Likewise.
5237 * loop-iv.c (mark_altered): Likewise.
5238 * mode-switching.c (reg_becomes_live): Likewise.
5239 * optabs.c (no_conflict_move_test): Likewise.
5240 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5242 * postreload.c (reload_combine_note_store, move2add_note_store):
5244 * regmove.c (flags_set_1): Likewise.
5245 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5247 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5249 * resource.c (update_live_status): Likewise.
5250 * rtl.h (set_of, note_stores): Likewise.
5251 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5252 note_stores, parms_set): Likewise.
5253 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5254 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5256 * var-tracking.c (count_stores, add_stores): Likewise.
5258 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5260 * alias.c (mems_in_disjoint_alias_sets_p,
5261 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5262 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5263 write_dependence_p, mems_in_disjoint_alias_sets_p,
5264 read_dependence, true_dependence, canon_true_dependence,
5265 anti_dependence, output_dependence): Constify.
5266 * combine.c (extended_count): Likewise.
5267 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5268 * cselib.c (get_value_hash, references_value_p,
5269 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5270 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5271 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5272 * function.c (contains, prologue_epilogue_contains,
5273 sibcall_epilogue_contains): Likewise.
5274 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5275 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5276 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5277 reg_or_subregno): Likewise.
5278 * recog.c (asm_noperands): Likewise.
5279 * reload1.c (function_invariant_p): Likewise.
5280 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5281 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5282 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5283 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5284 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5285 extended_count, prologue_epilogue_contains,
5286 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5287 canon_true_dependence, read_dependence, anti_dependence,
5288 output_dependence): Likewise.
5289 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5291 2007-07-30 Julian Brown <julian@codesourcery.com>
5293 * config/arm/neon.md (V_ext): New mode attribute.
5294 (neon_vget_lane<mode>): Replace with define_expand.
5295 (neon_vget_lane<mode>_sext_internal)
5296 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5297 and quad precision vectors.
5298 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5299 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5300 have typeless 32-bit result.
5302 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5305 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5307 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5308 use sizetype for rest.
5309 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5310 (aff_combination_convert): Don't convert rest for pointer types.
5312 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5314 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5316 * tree-ssa-alias.c: Add alloc-pool.h.
5317 (init_alias_info): Free alias_bitmap_obstack.
5318 (delete_alias_info): Call delete_mem_ref_stats.
5319 (get_mem_sym_stats_for): Use alloc_pool.
5320 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5321 (delete_mem_sym_stats): Removed.
5323 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5325 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5326 functions cannot be represented as classical distance vectors.
5328 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5330 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5331 * builtins.c (validate_arg, builtin_mathfn_code,
5332 validate_arglist): Likewise.
5333 * calls.c (call_expr_flags): Likewise.
5334 * combine.c (reg_nonzero_bits_for_combine,
5335 reg_num_sign_bit_copies_for_combine, get_last_value,
5336 reg_truncated_to_mode): Likewise.
5337 * emit-rtl.c (subreg_lowpart_p): Likewise.
5338 * expr.c (highest_pow2_factor_for_target,
5339 categorize_ctor_elements_1, categorize_ctor_elements,
5340 count_type_elements, contains_packed_reference,
5341 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5342 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5343 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5344 native_encode_int, native_encode_real, native_encode_complex,
5345 native_encode_vector, native_encode_expr, native_interpret_int,
5346 native_interpret_real, native_interpret_complex,
5347 native_interpret_vector, native_interpret_expr): Likewise.
5348 * function.c (use_register_for_decl): Likewise.
5349 * gimplify.c (get_name): Likewise.
5350 * langhooks-def.h (lhd_return_null_const_tree): New.
5351 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5352 * langhooks.c (lhd_return_null_const_tree): New.
5353 * langhooks.h (lang_get_callee_fndecl): Constify.
5354 * output.h (constructor_static_from_elts_p): Likewise.
5355 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5356 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5357 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5358 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5359 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5360 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5361 * rtlhooks-def.h (reg_nonzero_bits_general,
5362 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5364 * rtlhooks.c (reg_num_sign_bit_copies_general,
5365 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5367 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5368 * stor-layout.c (mode_for_size_tree): Likewise.
5369 * tree-ssa-loop-im.c (memref_eq): Likewise.
5370 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5371 * tree.c (contains_placeholder_p, type_list_equal,
5372 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5374 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5375 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5376 contains_placeholder_p, contains_packed_reference,
5377 get_callee_fndecl, operand_equal_for_phi_arg_p,
5378 warn_if_unused_value, is_body_block, native_encode_expr,
5379 native_interpret_expr, fold_convertible_p, operand_equal_p,
5380 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5381 validate_arglist, simple_cst_equal, type_list_equal,
5382 use_register_for_decl, call_expr_flags, get_name,
5383 highest_pow2_factor): Likewise.
5384 (const_call_expr_arg_iterator_d,
5385 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5386 first_const_call_expr_arg, more_const_call_expr_args_p,
5387 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5388 * varasm.c (constructor_static_from_elts_p): Constify.
5390 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5392 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5393 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5394 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5395 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5396 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5397 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5398 spelling conventions.
5399 * doc/invoke.texi: Follow spelling conventions.
5401 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5402 Revital Eres <eres@il.ibm.com>
5404 * modulo-sched.c (sms_schedule): Avoid loops which includes
5405 auto-increment instructions.
5407 2007-07-28 Richard Guenther <rguenther@suse.de>
5410 * fold-const.c (fold_cond_expr_with_comparison): Convert
5411 operand zero of MIN/MAX_EXPR to correct type.
5413 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5415 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5416 flags_from_decl_or_type): Constify.
5417 * gcc.c (do_spec_1): Likewise.
5418 * print-tree.c (dump_addr, print_node_brief): Likewise.
5419 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5420 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5421 tree_purge_all_dead_eh_edges): Likewise.
5422 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5423 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5425 * tree.c (expr_location, expr_has_location, expr_locus,
5426 expr_filename, expr_lineno, get_inner_array_type,
5427 fields_compatible_p): Likewise.
5428 * tree.h (get_inner_array_type, fields_compatible_p,
5429 expr_location, expr_has_location, expr_locus, expr_filename,
5430 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5431 setjmp_call_p, alloca_call_p): Likewise.
5433 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5435 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5436 TV_FLOW_INSENSITIVE.
5438 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5440 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5441 (compute_flow_insensitive_aliasing): Ditto for
5442 TV_FLOW_INSENSITIVE.
5444 2007-07-27 Jan Hubicka <jh@suse.cz>
5446 * config/i386/i386.c (register_move_cost): Remove accidentally
5447 comitted #if 0 block.
5449 * attribs.c: Include hashtab.h
5450 (attribute_hash): New.
5451 (substring): New structure.
5452 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5454 (init_attributes): Initialize attribute hash.
5455 (decl_attributes): Use attribute hash.
5456 * Makefile.in (attribs.c): Depend on hashtab.h.
5458 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5460 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5462 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5464 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5465 __mips_dspr2 and __mips_dsp_rev macros.
5466 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5468 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5470 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5472 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5476 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5477 and the updating of the live and do_not_gen sets.
5478 (df_note_bb_compute): Added updating of live and do_not_gen sets
5479 for regular defs so that the case of clobber inside conditional
5480 call is processed correctly.
5482 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5484 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5485 operands with compatible type.
5487 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5489 * expr.h (store_bit_field): Don't return a value.
5490 * expmed.c (check_predicate_volatile_ok): New function.
5491 (store_bit_field_1): New function, extracted from store_bit_field.
5492 Take a fallback_p argument and return true if the operation succeeded.
5493 Only use store_fixed_bit_field if fallback_p. Don't recompute
5494 mode_for_extraction; use op_mode instead. Try forcing memories
5495 into registers if the insv expander fails.
5496 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5497 Don't return a value.
5498 (convert_extracted_bit_field): New function, extracted from
5500 (extract_bit_field_1): Likewise. Take a fallback_p argument
5501 and return NULL if the operation succeeded. Only use
5502 extract_fixed_bit_field if fallback_p. Only calculate one
5503 extraction mode. Combine code for extv and extzv. Try forcing
5504 memories into registers if the ext(z)v expander fails.
5505 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5507 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5509 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5511 (df_ref): Likewise. Put regno with other integer fields.
5513 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5515 * df.h (df_mw_hardreg): Remove "loc" field.
5516 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5518 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5519 split out from df_set_unused_notes_for_mw. Return false for
5520 partial references. Assert that mw_reg is a REG when returning true.
5521 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5522 (df_whole_mw_reg_dead_p): New function, split out from
5523 df_set_dead_notes_for_mw. Return false for partial references.
5524 Assert that mw_reg is a REG when returning true.
5525 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5526 Remove redundant bitmap check.
5528 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5530 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5531 ($(T)crtend.o): Likwise.
5532 ($(T)crtbeginS.o): Likwise.
5533 ($(T)crtendS.o): Likwise.
5534 ($(T)crtfastmath.o): Likwise.
5536 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5538 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5539 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5540 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5541 and x_n_bbs_in_dom_tree fields.
5543 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5545 PR tree-optimization/32087
5546 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5547 Do not call scale_bbs_frequencies_int with prob of zero.
5549 2007-07-26 Julian Brown <julian@codesourcery.com>
5551 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5552 (neon_element_bits): Add prototypes.
5553 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5554 (neon_const_bounds, neon_element_bits): New functions.
5555 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5556 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5557 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5558 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5559 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5560 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5561 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5562 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5563 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5564 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5565 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5566 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5567 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5569 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5571 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5572 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5574 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5575 Julian Brown <julian@codesourcery.com>
5577 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5578 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5579 * config/arm/cortex-a8.md: New.
5580 * config/arm/cortex-a8-neon.md: New.
5581 * config/arm/neon-schedgen.ml: New.
5582 * config/arm/neon.md (vqh_mnem): New.
5584 (Is_float_mode): New.
5585 (Scalar_mul_8_16): New.
5587 (V_mode_nunits): New.
5588 (All instruction patterns): Annotate with neon_type attribute
5590 * config/arm/arm.md: Include cortex-a8.md.
5591 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5593 Annotate instruction patterns accordingly.
5594 (generic_sched): Do not use generic scheduling for Cortex-A8.
5595 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5597 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5599 * fold-const.c (fold_read_from_constant_string): Use
5601 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5603 2007-07-26 Nick Clifton <nickc@redhat.com>
5605 * tree-ssa-operands.h: Change copyright header to refer to version
5606 3 of the GNU General Public License and to point readers at the
5607 COPYING3 file and the FSF's license web page.
5608 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5609 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5610 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5611 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5612 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5613 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5614 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5615 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5616 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5617 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5618 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5619 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5620 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5621 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5622 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5623 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5624 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5625 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5626 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5627 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5628 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5629 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5630 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5631 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5632 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5633 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5634 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5635 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5636 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5637 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5638 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5639 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5640 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5641 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5642 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5643 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5644 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5645 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5646 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5647 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5648 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5649 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5650 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5651 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5652 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5653 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5654 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5655 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5656 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5657 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5658 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5659 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5660 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5661 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5662 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5663 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5664 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5665 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5666 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5667 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5668 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5669 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5670 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5671 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5672 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5673 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5674 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5675 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5676 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5677 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5678 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5679 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5680 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5681 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5682 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5683 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5684 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5685 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5686 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5687 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5688 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5689 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5690 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5691 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5692 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5693 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5694 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5695 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5696 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5697 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5698 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5699 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5700 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5701 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5702 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5703 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5704 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5705 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5706 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5707 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5708 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5709 convert.c, convert.h, langhooks-def.h, reload1.c,
5710 tree-ssa-operands.c: Likewise.
5712 2007-07-26 Jan Hubicka <jh@suse.cz>
5714 * tree-ssa-live.c: Include debug.h and flags.h.
5715 (mark_scope_block_unused): New function.
5716 (remove_unused_scope_block_p): New function.
5717 (remove_unused_locals): Remove unused blocks too.
5719 2007-07-25 Ian Lance Taylor <iant@google.com>
5721 * combine.c (combine_max_regno): Remove. Remove all uses.
5722 (struct reg_stat_struct): Rename from struct reg_stat.
5723 (reg_stat_type): Define, and declare VECs.
5724 (reg_stat): Change from pointer to VEC. Change all uses.
5725 (combine_split_insns): New static function.
5726 (try_combine, find_split_point): Call it instead of split_insns.
5728 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5730 * cfghooks.c (split_block): Fix the information about loop latch.
5732 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5734 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5736 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5738 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5739 Scan the new edge for loop exit info.
5741 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5743 * config/darwin.c: Include debug.h.
5745 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5748 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5750 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5752 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5753 (HARD_REGNO_MODE_OK): Ditto.
5754 (MODES_TIEABLE_P): Ditto.
5755 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5756 (CLASS_MAX_NREGS): Ditto.
5757 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5758 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5759 (divdf3_internal_thr): Removed.
5760 * config/ia64/div.md: New file.
5761 * config/ia64/constraints.md: Add H constraint.
5763 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5766 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5767 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5768 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5769 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5770 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5771 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5772 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5773 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5774 dump_sbitmap_file, debug_sbitmap, popcount_table,
5775 sbitmap_popcount): Constify.
5776 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5777 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5778 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5779 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5780 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5781 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5782 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5783 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5784 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5785 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5786 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5788 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5790 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5791 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5792 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5793 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5794 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5795 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5796 bitmap_intersect_p, bitmap_intersect_compl_p,
5797 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5798 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5800 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5801 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5802 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5803 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5804 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5805 debug_bitmap, debug_bitmap_file, bitmap_print,
5806 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5807 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5809 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5811 * config/darwin.c (darwin_override_options): Additional fix for
5812 debug info formats that don't support var tracking.
5814 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5816 * cselib.c (entry_and_rtx_equal_p): Constify.
5817 * gengtype.c (output_mangled_typename, write_types, write_local):
5819 * gengtype.h (const_type_p): New.
5820 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5822 * tlink.c (scan_linker_output): De-constify.
5823 * tree-ssa-loop-im.c (memref_eq): Constify.
5824 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5825 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5827 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5829 * c-common.c (fname_as_string, c_type_hash): Constify.
5830 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5831 * cgraph.c (edge_hash, edge_eq): Likewise.
5832 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5833 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5834 reg_attrs_htab_eq): Likewise.
5835 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5837 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5838 const_decl_t, const_state_t, const_automata_list_el_t): New.
5839 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5840 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5841 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5842 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5843 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5844 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5845 compare_max_occ_cycle_nums, out_state_arcs_num,
5846 compare_transition_els_num, units_cmp, state_reservs_cmp):
5848 * genmodes.c (cmp_modes): Likewise.
5849 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5850 * gimplify.c (compare_case_labels): Likewise.
5851 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5852 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5853 * matrix-reorg.c (mtt_info_hash): Likewise.
5854 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5855 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5856 (htab_hash_bucket, htab_hash_elem): Constify.
5857 * tree-browser.c (TB_parent_eq): Likewise.
5858 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5859 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5860 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5861 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5863 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5864 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5865 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5866 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5867 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5869 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5870 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5871 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5872 * tree-ssa-threadupdate.c (redirection_data_hash,
5873 redirection_data_eq): Likewise.
5874 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5875 * tree-ssa.c (var_ann_eq): Likewise.
5876 * tree-vrp.c (compare_case_labels): Likewise.
5877 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5878 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5879 tree_not_check_failed, tree_class_check_failed,
5880 tree_range_check_failed, tree_not_class_check_failed,
5881 omp_clause_check_failed, omp_clause_range_check_failed,
5882 tree_contains_struct_check_failed, tree_operand_check_failed):
5884 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5885 tree_not_check_failed, tree_class_check_failed,
5886 tree_range_check_failed, tree_not_class_check_failed,
5887 tree_operand_check_failed, omp_clause_operand_check_failed,
5888 tree_operand_length): Likewise.
5889 * var-tracking.c (const_variable): New.
5890 (variable_htab_hash, variable_htab_eq): Constify.
5891 * varasm.c (const_desc_hash): Likewise.
5893 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5895 * expr.c (handled_component_p): Constify.
5896 * fold-const.c (fit_double_type): Likewise.
5897 * real.h (real_value_from_int_cst): Likewise.
5898 * tree-flow-inline.h (gimple_in_ssa_p,
5899 gimple_aliases_computed_p, gimple_addressable_vars,
5900 gimple_call_clobbered_vars, gimple_referenced_vars,
5901 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5902 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5903 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5904 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5905 is_label_stmt, is_global_var, phi_ssa_name_p,
5906 factoring_name_p, is_call_clobbered, tree_common_ann,
5907 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5908 unmodifiable_var_p, array_ref_contains_indirect_ref,
5909 ref_contains_array_ref, lookup_subvars_for_var,
5910 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5911 gimple_mem_ref_stats): Likewise.
5912 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5913 may_aliases, is_exec_stmt, is_label_stmt,
5914 ref_contains_array_ref, array_ref_contains_indirect_ref,
5915 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5916 unmodifiable_var_p): Likewise.
5917 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5918 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5919 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5920 cst_and_fits_in_hwi, real_value_from_int_cst,
5921 build_real_from_int_cst, integer_zerop, integer_onep,
5922 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5923 tree_floor_log2, real_zerop, real_onep, real_twop,
5924 real_minus_onep, really_constant_p, purpose_member, chain_member,
5925 list_length, fields_length, int_size_in_bytes, bit_position,
5926 int_bit_position, byte_position, int_byte_position, expr_align,
5927 array_type_nelts, tree_node_structure,
5928 type_contains_placeholder_1, iterative_hash_pointer,
5929 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5930 tree_map_base_eq, type_hash_list, type_hash_eq,
5931 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5932 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5933 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5934 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5935 int_fits_type_p, get_containing_scope, decl_function_context,
5936 decl_type_context, omp_clause_operand_check_failed,
5937 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5938 * tree.h (omp_clause_operand_check_failed, tree_size,
5939 build_real_from_int_cst, array_type_nelts, purpose_member,
5940 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5941 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5942 is_attribute_p, check_qualified_type, expr_align,
5943 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5944 int_byte_position, list_length, fields_length, initializer_zerop,
5945 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5946 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5947 tree_node_structure, handled_component_p, get_containing_scope,
5948 decl_function_context, decl_type_context, real_zerop,
5949 type_num_arguments, fit_double_type, really_constant_p,
5950 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5951 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5952 real_twop, real_minus_onep, int_cst_value): Likewise.
5954 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5956 * cfglayout.c (insn_scope, insn_line): Constify.
5957 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5958 const_double_htab_hash, const_double_htab_eq,
5959 mem_attrs_htab_hash): Likewise.
5960 * loop-iv.c (biv_eq): Likewise.
5961 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5962 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5963 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5965 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5966 error_for_asm, warning_for_asm, _fatal_insn,
5967 _fatal_insn_not_found): Likewise.
5968 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5969 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5970 rtl_check_failed_type2, rtl_check_failed_code1,
5971 rtl_check_failed_code2, rtl_check_failed_code_mode,
5972 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5973 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5974 rtl_check_failed_type2, rtl_check_failed_code1,
5975 rtl_check_failed_code2, rtl_check_failed_code_mode,
5976 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5977 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5978 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5979 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5980 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5981 rtx_unstable_p, get_integer_term, get_related_value,
5982 offset_within_block_p, reg_mentioned_p, count_occurrences,
5983 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5984 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5985 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5986 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5987 find_constant_src, find_reg_fusage, find_regno_fusage,
5988 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5989 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5990 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5991 computed_jump_p, auto_inc_p, in_expr_list_p,
5992 remove_node_from_expr_list, loc_mentioned_in_p,
5993 label_is_jump_target_p, reversed_comparison_code_parts,
5994 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5995 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5996 print_inline_rtx): Likewise.
5997 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5998 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5999 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6000 get_integer_term, get_related_value, offset_within_block_p,
6001 count_occurrences, reg_mentioned_p, no_labels_between_p,
6002 reg_used_between_p, reg_referenced_p, single_set_2,
6003 multiple_sets, set_noop_p, refers_to_regno_p,
6004 reg_overlap_mentioned_p, dead_or_set_p,
6005 covers_regno_no_parallel_p, covers_regno_p,
6006 dead_or_set_regno_p, find_reg_note, find_regno_note,
6007 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6008 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6009 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6010 side_effects_p, may_trap_p_1, may_trap_p,
6011 may_trap_after_code_motion_p, may_trap_or_fault_p,
6012 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6013 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6014 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6015 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6016 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6018 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6019 warning_for_asm): Likewise.
6020 * tree.h (print_rtl): Likewise.
6021 * varasm.c (get_pool_mode): Likewise.
6023 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6025 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6026 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6027 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6028 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6029 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6030 * ddg.c (compare_sccs): Likewise.
6031 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6032 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6033 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6034 decimal_do_fix_trunc, decimal_real_to_integer,
6035 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6036 * dse.c (const_group_info_t): New.
6037 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6038 * dwarf2out.c (const_dw_die_ref): New.
6039 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6040 * tree-browser.c (TB_parent_eq): Likewise.
6041 * unwind-dw2-fde.c (__register_frame_info_bases,
6042 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6043 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6045 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6046 * unwind-dw2.c (uw_frame_state_for): Likewise.
6047 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6048 * value-prof.h (const_histogram_value): New.
6050 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6052 * config/mips/mips.c (machine_function): Add
6053 initialized_mips16_gp_pseudo_p.
6054 (mips16_gp_pseudo_reg): Do not emit the initialization of
6055 mips16_gp_pseudo_rtx when being called from the gimple cost-
6056 calculation routines; emit it on the first use outside those
6059 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6061 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6064 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6065 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6066 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6067 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6068 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6069 Preserve const-ness of parameters through use of __typeof(),
6070 also constify and tidy.
6072 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6073 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6074 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6075 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6076 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6077 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6078 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6079 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6080 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6082 2007-07-25 Julian Brown <julian@codesourcery.com>
6083 Mark Shinwell <shinwell@codesourcery.com>
6085 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6086 (alpha_mangle_type): This.
6087 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6088 (TARGET_MANGLE_TYPE): Define this instead.
6089 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6090 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6091 (arm_init_neon_builtins): Fix comment.
6092 (arm_mangle_map_entry): New.
6093 (arm_mangle_map): New.
6094 (arm_mangle_type): New.
6095 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6096 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6097 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6098 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6099 (TARGET_MANGLE_TYPE): Define this instead.
6100 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6101 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6102 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6103 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6104 (TARGET_MANGLE_TYPE): Define this instead.
6105 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6107 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6108 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6109 (TARGET_MANGLE_TYPE): Define this instead.
6110 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6111 (s390_mangle_type): This.
6112 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6113 (TARGET_MANGLE_TYPE): Define this instead.
6114 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6115 (sparc_mangle_type): This.
6116 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6117 (TARGET_MANGLE_TYPE): Define this instead.
6118 * cp/mangle.c (write_type): Call mangle_type target hook on all
6119 types before mangling. Use original type, not main variant, as
6121 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6122 (TARGET_MANGLE_TYPE): This.
6123 * target.h (gcc_target): Rename mangle_fundamental_type to
6125 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6126 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6128 2007-07-25 Julian Brown <julian@codesourcery.com>
6129 Paul Brook <paul@codesourcery.com>
6130 Joseph Myers <joseph@codesourcery.com>
6131 Mark Shinwell <shinwell@codesourcery.com>
6133 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6134 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6135 (with_fpu): Allow --with-fpu=neon.
6136 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6137 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6138 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6139 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6140 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6141 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6142 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6143 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6144 (output_move_neon): Add prototypes.
6145 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6146 (all_fpus): Add FPUTYPE_NEON.
6147 (fp_model_for_fpu): Add NEON field.
6148 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6149 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6151 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6153 (thumb2_legitimate_address_p): Likewise.
6154 (neon_valid_immediate): Recognize and prepare constants suitable for
6156 (neon_immediate_valid_for_move): New function. Recognize and prepare
6157 immediates for NEON move instructions.
6158 (neon_immediate_valid_for_logic): New function. Recognize and
6159 prepare immediates for NEON logic instructions.
6160 (neon_output_logic_immediate): New function. Create asm string
6161 suitable for outputting immediate logic instructions.
6162 (neon_pairwise_reduce): New function. Implement reduction using
6163 pairwise operations.
6164 (neon_expand_vector_init): New function. Expand a (possibly
6165 non-constant) vector initialization.
6166 (neon_vector_mem_operand): New function. Memory operands supported
6167 for quad-word loads/stores to/from ARM or NEON registers. Don't
6168 allow base+offset addressing for core regs.
6169 (neon_struct_mem_operand): New function. Valid mems for NEON
6171 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6172 from neon_vector_mem_operand addresses without a secondary register.
6173 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6174 (add_minipool_backward_ref): Likewise.
6175 (dump_minipool): Likewise.
6176 (push_minipool_fix): Likewise.
6177 (output_move_quad): New function. Output quad-word moves, loads and
6178 stores using ARM registers.
6179 (output_move_vfp): Add support for vectors in VFP (NEON) D
6181 (output_move_neon): Output a NEON load/store to/from a quadword
6183 (arm_print_operand): Implement new codes:
6184 - 'c' for unadorned integers (without a # sign).
6185 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6187 - 'e', 'f' for the low and high D parts of a NEON Q register.
6188 - 'q' outputs a NEON Q register.
6189 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6190 - 'T' prints NEON opcode features from a coded bitmask.
6191 - 'F' is similar to T, but signed/unsigned codes both print as
6193 - 't' is similar to T, but 'u' is printed instead of 'p'.
6194 - 'O' prints 'r' if NEON instruction should perform rounding (as
6195 specified by bitmask), else prints nothing.
6196 - '#' is a punctuation character to stop operand numbers from
6197 running together with following digits in the assembler
6198 strings for instructions (when using mode attributes).
6199 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6200 constant vectors in big-endian mode, where necessary.
6201 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6202 Handle EI, OI, CI, XI modes.
6203 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6204 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6205 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6206 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6207 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6209 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6210 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6211 to turn v8qi, etc. into bits defined above.
6212 (neon_itype): New enumeration. Classifications of NEON builtins.
6213 (neon_builtin_datum): Define struct. Contains information about
6214 a single builtin (with multiple modes).
6215 (CF): Define helper macro for...
6216 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6218 (neon_builtin_data): New array. Define information about builtins
6219 for use during initialization/expansion.
6220 (arm_init_neon_builtins): New function.
6221 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6223 (neon_builtin_compare): New function.
6224 (locate_neon_builtin_icode): New function. Find an insn code for a
6225 builtin given a function code for that builtin. Also return type of
6226 builtin (NEON_BINOP, NEON_UNOP etc.).
6227 (builtin_arg): New enumeration. Types of arguments for builtins.
6228 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6229 Takes a variable argument list of builtin_arg types, terminated by
6231 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6232 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6233 (neon_emit_pair_result_insn): New function. Support returning pairs
6234 of vectors via a pointer.
6235 (neon_disambiguate_copy): New function. Set up operands for a
6236 multi-word copy such that registers do not get clobbered.
6237 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6238 ARM_BUILTIN_NEON_BASE.
6239 (arm_file_start): Set float-abi attribute for NEON.
6240 (arm_vector_mode_supported_p): Enable NEON vector modes.
6241 (arm_mangle_map_entry): New.
6242 (arm_mangle_map): New.
6243 (arm_mangle_vector_type): New.
6244 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6246 (TARGET_NEON): New macro. Target supports NEON.
6247 (fputype): Add FPUTYPE_NEON.
6248 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6249 for vectorization based on command-line arg.
6250 (NEON_REGNO_OK_FOR_NREGS): Define.
6251 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6252 (VALID_NEON_STRUCT_MODE): Define.
6253 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6254 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6255 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6256 (consttable_16): Add pattern for outputting 16-byte minipool
6258 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6260 (vec-common.md, neon.md): Include md files.
6261 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6262 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6263 (memory_constraint "Ut", "Un", "Us"): Define.
6264 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6265 (MMX_char): New mode attribute.
6266 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6267 (*add<mode>3_iwmmxt): New insn pattern.
6268 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6269 (*sub<mode>3_iwmmxt): New insn pattern.
6270 (mulv4hi3): Rename to...
6271 (*mulv4hi3_iwmmxt): This.
6272 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6273 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6274 (uminv4hi3, uminv2si3): Remove. Replace with...
6275 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6276 (*umin<mode>3_iwmmxt): These.
6277 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6278 (ashr<mode>3_iwmmxt): This new pattern.
6279 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6280 (lshr<mode>3_iwmmxt): This new pattern.
6281 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6282 (ashl<mode>3_iwmmxt): This new pattern.
6283 * config/arm/neon-docgen.ml: New file. Generate documentation for
6285 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6286 * config/arm/arm_neon.h: New (autogenerated).
6287 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6289 * config/arm/neon.md: New file. Define NEON instructions.
6290 * config/arm/neon.ml: New file. Abstract description of NEON
6291 instructions, used to generate arm_neon.h header, documentation and
6293 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6294 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6296 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6298 (ARM NEON Intrinsics): New subsection.
6299 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6301 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6303 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6306 2007-07-24 Jan Hubicka <jh@suse.cz>
6308 * regclass.c (move_table): New type.
6309 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6310 (init_move_cost): Break out from ...
6311 (init_reg_sets_1): ... here; simplify computation of
6312 have_regs-of_mode and contains_reg_of_mode.
6313 (record_reg_classes): Unswitch internal loops.
6314 (copy_cost): Trigger lazy initialization of move cost
6315 (record_address_regs): Likewise.
6317 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6319 * config/darwin.c (darwin_override_options): Don't force on
6320 flag_var_tracking_uninit when no debug info is requested.
6322 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6324 * cfgloop.c (init_loops_structure): New function.
6325 (flow_loops_find): Create root of the loop tree unconditionally.
6327 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6329 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6331 2007-07-24 Jan Hubicka <jh@suse.cz>
6333 * caller-save.c: Include ggc.h, gt-caller-save.h
6334 (reg_save_code, reg_restore_code): Rename to ...
6335 (cached_reg_save_code, cached_reg_restore_code): ... those.
6336 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6337 (reg_save_code, reg_restore_code): New functions.
6338 (init_caller_save): Do not intialize
6339 reg_save_code/reg_restore_code tables.
6340 * Makefile.in: (gt-caller-save.h): New.
6342 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6344 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6345 with the mode of the original operand instead of
6348 2007-07-23 Jan Hubicka <jH@suse.cz>
6350 * i386.c (ix86_secondary_memory_needed): Break out to...
6351 (inline_secondary_memory_needed): ... here.
6352 (ix86_memory_move_cost): Break out to ...
6353 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6354 maximum of input and output; fix handling of Q_REGS on 64bit.
6355 (ix86_secondary_memory_needed): Microoptimize.
6357 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6359 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6360 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6361 stmts_from_loop, known_dependences_p, build_rdg): New.
6362 * tree-data-ref.h: Depends on graphds.h.
6363 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6364 (build_rdg): Declared.
6365 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6367 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6369 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6372 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6373 Jakub Jelinek <jakub@redhat.com>
6375 PR middle-end/PR28690
6376 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6378 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6379 and MEM_POINTER operands over REG and MEM operands.
6380 (swap_commutative_operands_p): Change return value to bool.
6381 * rtl.h: Update the corresponding prototype.
6382 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6383 instead of gen_rtx_PLUS.
6384 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6385 value to bool. Change function arguments to rtx's and update code
6387 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6388 calls to match the new declaration.
6389 * simplify-rtx.c (simplify_associative_operation): Don't
6390 reorder simplify_binary_operation arguments.
6392 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6394 * config/mips/mips.c (override_options): Use mips_costs to derive
6395 the default branch cost.
6396 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6398 * config/mips/mips.opt (mbranch-cost=): New option.
6399 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6401 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6403 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6404 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6405 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6406 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6408 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6410 * config/mips/constraints.md (ks): New constraint.
6411 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6412 (*add<mode>3_mips16): ...here.
6414 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6416 * optabs.h (enum optab_index): Add new OTI_signbit.
6417 (signbit_optab): Define corresponding macro.
6418 (enum insn_code signbit_optab[]): Remove array.
6419 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6420 (expand_copysign_absneg): If back end provides signbit insn, use it
6421 instead of bit operations on floating point argument.
6422 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6423 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6424 for availability of signbit insn.
6426 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6427 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6428 SSE mode is not active.
6429 (isinf<mode>2): Disable for mfpmath=sse,387.
6431 2007-07-22 Ben Elliston <bje@au.ibm.com>
6433 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6435 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6437 2007-07-20 Richard Guenther <rguenther@suse.de>
6439 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6440 integral typed condition.
6441 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6442 booleanness. Only preserve conversions from a non-base
6443 type to a base type, not in general between types with
6444 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6445 * tree.def (COND_EXPR): Document that the condition
6446 can be of any integral type.
6448 2007-07-20 Nigel Stephens <nigel@mips.com>
6449 Richard Sandiford <richard@codesourcery.com>
6451 * config/mips/mips.h (mips_dwarf_regno): Declare.
6452 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6453 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6454 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6455 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6456 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6457 (REG_CLASS_NAMES): Update accordingly.
6458 * config/mips/mips.c (mips_dwarf_regno): New array.
6459 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6460 (mips_subword): Remove special handling for accumulator registers.
6461 (override_options): Initiailize mips_dwarf_regno. Remove use
6463 (mips_swap_registers): New function.
6464 (mips_conditional_register_usage): Swap accumulator registers
6465 around if TARGET_LITTLE_ENDIAN.
6466 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6467 * config/mips/constraints.md (h, l): Use the endianness to choose
6468 between MD0_REG and MD1_REG.
6469 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6470 alternative-dependent template.
6472 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6474 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6477 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6479 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6480 predecessor fallthru flags.
6482 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6484 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6485 of compare to the same type.
6486 * cfgloopmanip.c (add_loop): Update information about loop exits.
6487 (loop_version): Remove the innermost loop requirement.
6488 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6489 to sizetype for pointers.
6491 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6493 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6494 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6495 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6497 * config/dfp-bit.c: Empty for TFmode conversions.
6499 2007-07-18 Caroline Tice <ctice@apple.com>
6501 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6502 and handle them correctly; check that src is not NULL before
6504 (find_src_set_src): Likewise.
6506 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6508 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6509 (struct alignment_context, init_alignment_context): New.
6510 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6511 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6512 (XCHAL_HAVE_S32C1I): Likewise.
6513 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6514 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6515 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6516 (ATOMIC, HQI): New macros.
6517 (memory_barrier, *memory_barrier): New.
6518 (sync_lock_releasesi): New.
6519 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6520 (sync_lock_test_and_set<mode>): New.
6521 (sync_<atomic><mode>): New.
6522 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6523 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6524 (xtensa_expand_atomic): New.
6526 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6530 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6531 transformation for builtin ISNORMAL.
6532 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6533 * builtins.def (BUILT_IN_ISNORMAL): New.
6534 * doc/extend.texi: Document isnormal.
6536 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6540 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6541 optabs infrastructure. Provide generic implementation for
6543 (expand_builtin): Handle FINITE/ISFINITE.
6544 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6545 (fold_builtin_1): Likewise.
6547 * builtins.def (BUILT_IN_ISFINITE): New.
6549 * doc/extend.texi: Document isfinite.
6551 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6556 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6557 generic fallback for isinf.
6558 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6559 calculation code ...
6560 * real.c (get_max_float): ... to here.
6561 * real.h (get_max_float): New.
6563 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6567 * builtin-attrs.def (ATTR_TYPEGENERIC,
6568 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6570 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6571 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6572 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6573 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6575 * c-common.c (handle_type_generic_attribute): New.
6576 (c_common_attribute_table): Add "type generic".
6578 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6580 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6582 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6583 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6586 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6589 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6590 checking that the operand is an expression.
6592 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6593 Danny Smith <dannysmith@users.sourceforge.net>
6596 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6597 file mapping object in local namespace if Windows version later
6600 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6602 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6603 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6604 arm_cannot_force_const_mem.
6605 (arm_cannot_force_const_mem): New function.
6606 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6607 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6608 of arm_tls_referenced_p.
6609 * config/arm/arm.md (movsi): Split out-of-section constants when
6610 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6611 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6613 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6615 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6617 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6619 * config/mips/mips.md (*extendqihi2): Convert the destination
6622 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6624 * config/pa/fptr.c: Update license header.
6625 * config/pa/milli64.S: Likewise.
6627 2007-07-17 Nick Clifton <nickc@redhat.com>
6629 * COPYING_v3: New file. Contains version 3 of the GNU General
6631 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6632 Lesser General Public License.
6633 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6634 the GNU General Public License.
6636 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6638 PR rtl-optimization/32773
6639 * cfglayout.c (force_one_exit_fallthru): New function.
6640 (cfg_layout_finalize): Use it.
6642 2007-07-16 Richard Guenther <rguenther@suse.de>
6643 Uros Bizjak <ubizjak@gmail.com>
6645 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6646 before forcing it to gimple operand.
6648 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6649 David Ung <davidu@mips.com>
6651 * config/mips/mips.h (TUNE_24K): Define.
6652 (TUNE_MACC_CHAINS): Add TUNE_24K.
6653 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6655 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6656 (r74k_int_madd): .. this new reservation.
6657 (define_bypass): Fixed bypasses for r74k_int_madd to use
6659 * config/mips/24k.md (define_bypass): Define new
6660 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6662 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6663 Nigel Stephens <nigel@mips.com>
6665 * config/mips/mips.md: Include 20kc.md.
6666 * config/mips/20kc.md: New file.
6667 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6668 (mips_adjust_cost): Tweak for 20Kc.
6669 (mips_issue_rate): Likewise.
6670 * config/mips/mips.h (TUNE_20KC): Define.
6672 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6674 * config/rs6000/rs6000.c (struct processor_cost): Add
6675 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6677 (*_cost): Add cache information.
6678 (rs6000_override_options): Set cache parameters.
6680 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6683 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6684 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6686 2007-07-16 Paul Brook <paul@codesourcery.com>
6689 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6690 (cirrus_thumb2_movsi_insn): Ditto.
6692 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6694 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6697 2007-07-15 Andrew Haley <aph@redhat.com>
6699 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6700 before looking in the context.
6702 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6706 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6707 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6708 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6709 (pa_output_function_prologue): Use rp_saved and
6710 current_function_is_leaf to generate .CALLINFO statement.
6711 (hppa_expand_prologue): Set rp_saved.
6712 (hppa_expand_epilogue): Use rp_saved.
6713 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6714 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6716 2007-07-14 Dirk Mueller <dmueller@suse.de>
6718 * omega.c (coalesce): Fix memory leak on early exit.
6719 * matrix-reorg.c (check_allocation_function): Likewise.
6720 * tree-vect-transform.c (vect_get_new_vect_var): free result
6722 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6723 pass pointer to edge vector
6724 (partition_hot_cold_basic_blocks): Fix memory leak.
6725 * collect2.c (prefix_from_string): Free temporary storage.
6726 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6728 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6730 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6731 (DO_GLOBAL_DTORS_BODY): Likewise.
6733 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6734 Nigel Stephens <nigel@mips.com>
6736 * config/mips/mips.c (mips_classify_symbol): Don't return
6737 SYMBOL_SMALL_DATA for constant pool addresses if
6738 TARGET_EMBEDDED_DATA is true.
6740 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6742 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6743 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6744 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6745 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6746 __builtin_ia32_storehps, __builtin_ia32_storelps,
6747 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6748 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6749 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6750 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6751 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6752 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6753 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6754 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6755 using def_builtin_const.
6757 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6759 PR tree-optimization/32705
6760 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6761 (simplify_binary_expression): Use SSA_VAL consistently.
6763 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6765 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6766 (SPEFSCR_REGNO): Delete definition.
6767 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6768 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6769 * config/rs6000/rs6000.h: Do not define *_REGNO.
6770 LINK_REGISTER_REGNUM -> LR_REGNO.
6771 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6772 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6773 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6774 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6775 R_VRSAVE, R_VSCR. Use them.
6776 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6777 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6778 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6779 * config/rs6000/aix.h: Define R_LR. Use it.
6781 2007-07-13 Caroline Tice <ctice@apple.com>
6783 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6784 flag_var_tracking is explicitly turned off (i.e. when variable
6785 tracking is not feasible); otherwise, turn flag_var_tracking on when
6786 flag_var_tracking_uninit is on.
6787 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6788 note definitions, to allow recording of initialization status in the
6790 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6791 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6792 determine if two note locations are equal.
6793 (output_loc_list): Don't output list entries whose start & end labels
6795 (reg_loc_descriptor): Add parameter for initialization status; pass it
6796 to other loc descriptor functions.
6797 (one_reg_loc_descriptor): Add parameter for initialization status;
6798 check its value and add DW_OP_GNU_uninit to returned loc descr if
6800 (multiple_reg_loc_descriptor): Add parameter for initialization
6802 pass init status argument to other loc descriptor functions; check
6803 value of intialization parameter and add DW_OP_GNU_uninit to returned
6804 loc descr if appropriate.
6805 (based_loc_descr): Add parameter for initialization status; add new
6806 variable for return value; check value of initialization parameter and
6807 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6808 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6809 pass init status argument to other loc descriptor functions; check
6810 value of intialization parameter and add DW_OP_GNU_uninit to returned
6811 loc descr if appropriate.
6812 (mem_loc_descriptor): Likewise.
6813 (concat_loc_descriptor): Likewise.
6814 (concatn_loc_descriptor): Likewise.
6815 (loc_descriptor): Add parameter for initialization status; pass it as
6816 argument to other loc descriptor function calls.
6817 (loc_descriptor_from_tree_1): Add appropriate initialization status
6818 to loc descriptor function calls.
6819 (add_location_or_const_value_attribute): Get initialization status
6820 from VAR_LOCATION note; add initialization status to loc descriptor
6822 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6823 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6824 status is uninitialized, add "[uninint]" to output.
6825 * common.opt (fvar-tracking-uninit): New option, similar to
6826 fvar-tracking, to turn on tracking of uninitialized variables; creates
6827 a new global flag, flag_var_tracking_uninit.
6828 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6829 (enum var_init_status): New type, for var initialization status field.
6830 * var-tracking.c (struct location_chain_def): Two new fields, init,
6831 for initialization status, and set_src for the assignment value expr.
6832 (unshare_variable): New parameter for initialization status;
6833 initialize new init and set_src fields.
6834 (var_reg_set): New parameters for initialization status and value;
6835 pass them to set_variable_part.
6836 (var_mem_set): Likewise.
6837 (get_init_value): New function.
6838 (var_reg_delete_and_set): New initialization status & value
6839 parameters; add call to get_init_value if status is unknown; pass new
6840 parameters to clobber_variable_part and var_reg_set.
6841 (var_mem_delete_and_set): Likewise.
6842 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6843 (var_mem_delete): Likewise.
6844 (variable_union): Pass status to unshare_variable; initialize new init
6845 and set_src fields. If flag_var_tracking_uninit is not set, force
6846 status to initialized.
6847 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6848 used later to get the set_src value.
6849 (find_src_status): New function.
6850 (find_src_set_src): New function.
6851 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6852 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6853 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6854 and var_mem_delete_and_set.
6855 (dump_variable): Print out "[uninit]" if appropriate.
6856 (set_variable_part): Add new initialization and set_src parameters;
6857 pass status to unshare_variable; set node->init and node- >set_src
6858 fields and modify slot in hash table appropriately; save the init and
6859 set_src values if appropriate and assign to the new node.
6860 (clobber_variable_part): New set_src parameter; if two nodes have
6861 same variable and same location but different set_src (assignment)
6862 values, clobber old node.
6863 (delete_variable_part): Pass init status to unshare_variable.
6864 (emit_note_insn_var_location): Add initialized var; assign var's init
6865 status to new 'initialized'; pass new init status field to calls to
6866 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6867 status to initialized.
6868 (emit_notes_in_bb): Pass initialization status to calls to
6869 var_reg_set, var_mem_set, var_reg_delete_and_set and
6870 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6871 var_reg_delete_and_set and var_mem_delete_and_set; call
6872 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6873 make up for change in add_stores.
6874 (vt_add_function_parameters): Add status to calls to
6876 * config/darwin.c (darwin_override_options): Turn on uninitialized
6877 tracking automatically, if var_tracking is on and the system is
6880 2007-07-13 Sa Liu <saliu@de.ibm.com>
6882 * config.gcc: Add options for arch and tune on SPU.
6883 * config/spu/predicates.md: Add constant operands 0 and 1.
6884 * config/spu/spu-builtins.def: Add builtins for double precision
6885 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6886 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6888 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6890 * config/spu/spu-protos.h: Add new function prototypes.
6891 * config/spu/spu.c (spu_override_options): Check options -march and
6893 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6894 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6896 (spu_const_from_int): New. Create a vector constant from 4 ints.
6897 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6898 (spu_emit_vector_compare): New. Emit vector compare.
6899 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6900 * config/spu/spu.h: Add options -march and -mtune. Define processor
6901 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6902 CANONICALIZE_COMPARISON.
6903 * config/spu/spu.md: Add new insns for double precision compare
6904 and double precision vector compare. Add vcond and smax/smin patterns
6905 to enable DFmode vector conditional expression.
6906 * config/spu/spu.opt: Add options -march and -mtune.
6907 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6908 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6909 both CELL and CELLEDP targets: spu_testsv.
6910 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6913 2007-07-13 Richard Guenther <rguenther@suse.de>
6915 PR tree-optimization/32721
6916 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6917 TREE_THIS_VOLATILE on the folded reference.
6918 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6919 if the array reference has TREE_THIS_VOLATILE set.
6921 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6924 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6926 2007-07-13 Andreas Schwab <schwab@suse.de>
6928 * gengtype-lex.l: Allow declarations to be indented.
6930 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6932 * ginclude/tgmath.h: New.
6933 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6934 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6935 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6936 * configure: Regenerate.
6938 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6940 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6941 correct index when setting register save state for xd
6944 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6946 * config/sh/sh.c (mark_use): Remove.
6948 2007-07-12 Paul Brook <paul@codesourcery.com>
6950 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6951 reg does not overlap return value.
6953 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6955 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6956 (set_expression_vuses): Ditto.
6957 (init_pre): Initialize expression_vuses.
6959 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6961 * config/i386/sse.md (storentdf, storentsf): New.
6963 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6965 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6967 * tree.c (build_decl_stat): Move code from here...
6968 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6969 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6970 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6971 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6972 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6975 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6976 Devang Patel <dpatel@apple.com>
6978 PR tree-optimization/25413
6979 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6980 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6981 * tree.h (contains_packed_reference): New.
6982 * expr.c (contains_packed_reference): New.
6983 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6984 (vect_enhance_data_refs_alignment): Call
6985 vector_alignment_reachable_p.
6986 * target.h (vector_alignment_reachable): New builtin.
6987 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6988 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6989 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6991 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6993 * target.h (builtin_vectorization_cost): Add new target builtin.
6994 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6995 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6996 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6997 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6998 uninitialized variables.
6999 * tree-vect-transform.c (cost_for_stmt): New function.
7000 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7001 using cost 1 for all scalar stmts. Be less conservative when
7002 estimating the number of prologue/epulogue iterations. Call
7003 targetm.vectorize.builtin_vectorization_cost. Return
7004 min_profitable_iters-1.
7005 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7006 initialization cost instead of TARG_VEC_STMT_COST. Use
7007 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7008 epilogue code. Fix epilogue cost computation.
7009 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7010 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7011 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7012 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7013 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7014 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7016 2007-07-12 Richard Guenther <rguenther@suse.de>
7018 * gimplify.c (gimplify_conversion): Make sure that the result
7019 from maybe_fold_offset_to_reference is trivially convertible
7020 to the desired type before doing the simplification.
7021 (gimplify_expr): Likewise.
7022 * fold-const.c (fold_binary): Use the correct types for
7023 building the simplified expression.
7025 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7027 PR rtl-optimization/32729
7028 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7029 that fallthru to exit.
7031 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7033 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7034 (symDTPOFF2reg): Likewise.
7036 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7038 PR tree-optimization/32663
7040 * tree.h (VALUE_HANDLE_VUSES): Remove.
7041 (struct tree_value_handle): Remove vuses.
7043 * tree-vn.c (create_value_handle_for_expr): Don't set
7046 * tree-ssa-pre.c (expression_vuses): New.
7047 (alloc_expression_id): Set up expression_vuses.
7048 (get_expression_vuses): New.
7049 (set_expression_vuses): Ditto.
7050 (clear_expression_ids): Modify for expression_vuses.
7051 (phi_translate_1): Ditto.
7052 (phi_translate_set): Ditto.
7053 (value_dies_in_block_x): Ditto
7054 (valid_in_sets): Ditto.
7055 (add_to_sets): Ditto.
7056 (find_existing_value_expr): Ditto.
7057 (create_value_handle_for_expr): Ditto.
7058 (make_values_for_stmt): Ditto.
7059 (vuse_equiv): Remove.
7061 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7063 * Makefile.in (mostlyclean): Remove object files.
7065 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7067 * toplev.c (no_new_pseudos): Deleted.
7068 * rtl.h (no_new_pseudos): Deleted.
7069 * tree-pass.h (pass_no_new_pseudos): Deleted.
7070 * passes.c (pass_no_new_pseudos): Deleted.
7071 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7072 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7073 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7075 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7076 * rtlhooks.c (gen_lowpart_general): Ditto.
7077 * optabs.c (prepare_operand): Ditto.
7078 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7080 * modulo-sched.c (rest_of_handle_sms): Ditto.
7081 * see.c (rest_of_handle_see): Ditto.
7082 * ifcvt.c (if_convert): Ditto.
7083 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7085 * init-regs.c (gate_initialize_regs): Deleted set of
7087 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7088 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7089 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7091 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7094 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7095 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7096 (*vec_extractv2di_1_rex64): New insn pattern.
7098 2007-07-11 David Daney <ddaney@avtrex.com>
7100 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7101 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7102 for SIGNAL_UNWIND_RETURN_COLUMN.
7103 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7104 (DWARF_FRAME_REGNUM): Rewrite.
7105 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7107 2007-07-11 Nick Clifton <nickc@redhat.com>
7109 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7110 delta and use gen_int_mode in place of GET_INT instead.
7112 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7114 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7117 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7119 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7120 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7122 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7123 (USE_CANONICAL_TYPES): New.
7124 * doc/invoke.texi (verify-canonical-types): Remove.
7125 (use-canonical-types): Add.
7127 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7129 * config/spu/spu.c (spu_optimization_options): Remove setting of
7130 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7131 (spu_override_options): Move it here.
7133 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7135 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7136 * config/mips/mips.c (mips_cpu_info_table): Mention
7137 MIPS_ISA_LEVEL_SPEC in the comment.
7139 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7141 PR tree-optimization/32713
7142 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7144 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7147 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7148 conditional to flag_isoc99.
7149 (c_common_init_options): Do it here, unconditionally.
7151 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7153 PR tree-optimization/32589
7154 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7155 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7156 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7157 predicate, extracted from...
7158 (set_rhs): ...here. Call it for the expression on entry.
7159 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7160 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7161 (simplify_binary_expression): Use valid_gimple_expression_p
7162 to validate the simplification.
7163 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7165 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7167 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7168 DWARF2_DEBUG on 32 bit target too.
7169 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7171 2007-07-11 Nick Clifton <nickc@redhat.com>
7173 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7174 version for 64-bit hosts.
7176 2007-07-10 David Daney <ddaney@avtrex.com>
7178 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7180 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7182 * config/mips/mips.c (mips_expand_synci_loop): New function.
7183 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7184 (UNSPEC_RDHWR): Same.
7185 (UNSPEC_SYNCI): Same.
7186 (UNSPEC_SYNC): Same.
7187 (clear_cache): New expand.
7191 (clear_hazard): Same.
7192 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7194 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7195 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7197 2007-07-10 Ian Lance Taylor <iant@google.com>
7199 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7202 2007-07-10 David Daney <ddaney@avtrex.com>
7204 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7205 * builtins.c (expand_builtin___clear_cache): New function.
7206 (expand_builtin): Call expand_builtin___clear_cache for
7207 BUILT_IN_CLEAR_CACHE case.
7208 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7209 * doc/md.texi (clear_cache): Document new instruction pattern.
7210 * testsuite/gcc.dg/builtins-64.c: New test.
7212 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7214 * config/cris/cris.md ("movsi"): Fix typo in last change.
7216 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7219 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7221 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7222 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7223 for FUNCTION_DECLs. Don't use align_functions_log if
7225 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7226 even for FUNCTION_DECLs.
7227 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7229 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7230 (DECL_FUNCTION_CODE): Update for new location and name of
7232 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7233 (struct tree_decl_common): Move 'align' and 'off_align' out
7234 of union, ensure they're still on a 32-bit boundary. Remove
7235 other fields in union 'u1'.
7236 (struct tree_function_decl): Add field 'function_code' replacing
7237 'u1.f' in tree_decl_common.
7238 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7239 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7240 (Variable Attributes): Cross-reference 'aligned' attribute
7241 to Function Attributes.
7242 * flags.h (force_align_functions_log): Delete.
7243 * toplev.c (force_align_functions_log): Delete.
7245 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7248 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7249 (*vec_concatv2di_rex): New insn pattern.
7251 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7254 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7256 2007-07-10 Ian Lance Taylor <iant@google.com>
7258 Replace no_new_pseudos in backends.
7259 * rtl.h (can_create_pseudo_p): Define.
7260 * config/darwin.c (machopic_indirect_data_reference): Use
7261 can_create_pseudo_p () instead of no_new_pseudos.
7262 (machopic_indirect_data_reference): Likewise.
7263 (machopic_legitimize_pic_address): Likewise.
7264 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7265 (alpha_emit_set_const_1): Likewise.
7266 (alpha_emit_set_const): Likewise.
7267 (alpha_emit_conditional_move): Likewise.
7268 (alpha_split_conditional_move): Likewise.
7269 * config/alpha/alpha.md (various splitters): Likewise.
7271 * config/arm/arm.c (legitimize_pic_address): Likewise.
7272 (arm_load_pic_register): Likewise.
7273 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7274 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7275 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7276 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7277 * config/cris/cris.md (movsi): Likewise.
7278 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7279 (symGOTOFF2reg_hilo): Likewise.
7280 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7281 * config/h8300/h8300.md (insv, extzv): Likewise.
7282 * config/i386/i386.c (ix86_expand_move): Likewise.
7283 (ix86_expand_vector_move): Likewise.
7284 (ix86_prepare_fp_compare_args): Likewise.
7285 (ix86_expand_carry_flag_compare): Likewise.
7286 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7287 (tls_dynamic_gnu2_combine_32): Likewise.
7288 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7289 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7290 (ia64_expand_movxf_movrf): Likewise.
7291 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7292 (m32c_split_move): Likewise.
7293 (m32c_expand_insv): Likewise.
7294 * config/m68k/m68k.md (movsi): Likewise.
7295 * config/mips/mips.c (mips_force_temporary): Likewise.
7296 (mips_split_symbol): Likewise.
7297 (mips_move_integer): Likewise.
7298 (mips_legitimize_const_move): Likewise.
7299 * config/mn10300/mn10300.md (movsi): Likewise.
7300 * config/pa/pa.c (emit_move_sequence): Likewise.
7301 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7302 (rs6000_got_register): Likewise.
7303 (create_TOC_reference): Likewise.
7304 (rs6000_machopic_legitimize_pic_address): Likewise.
7305 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7306 (various splitters): Likewise.
7307 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7308 (movsi_got): Likewise.
7309 * config/s390/s390.c (emit_symbolic_move): Likewise.
7310 * config/s390/s390.md (movhi, movqi): Likewise.
7311 (load_multiple, store_multiple): Likewise.
7312 * config/score/score.c (score_force_temporary): Likewise.
7313 * config/sh/sh.c (prepare_move_operands): Likewise.
7314 (prepare_cbranch_operands): Likewise.
7315 (emit_fpu_switch): Likewise.
7316 (fpscr_set_from_mem): Likewise.
7317 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7318 (adddi3, subsi3): Likewise.
7319 (various splitters): Likewise.
7320 (divsi_inv_fp_combine): Likewise.
7321 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7322 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7324 * config/sh/predicates.md (xor_operand): Likewise.
7325 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7326 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7327 (movdi_pic_label_ref): Likewise.
7328 * config/spu/spu.c (spu_split_immediate): Likewise.
7329 * config/alpha/alpha.md (various splitters): Remove test
7330 !no_new_pseudos || reload_completed.
7331 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7333 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7334 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7335 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7336 * config/score/score.c (th_output_mi_thunk): Likewise.
7337 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7338 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7340 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7342 PR rtl-optimization/32664
7343 * mode-switching.c (create_pre_exit): Skip barrier insns.
7345 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7347 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7348 force_gimple_operand_bsi.
7349 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7350 rewrite_use_compare): Ditto.
7351 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7353 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7354 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7355 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7356 * tree-profile.c (prepare_instrumented_value,
7357 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7358 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7359 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7360 tree_gen_ior_profiler): Ditto.
7361 * tree-ssa-reassoc.c (negate_value): Ditto.
7362 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7363 Use force_gimple_operand_bsi.
7364 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7365 * tree-if-conv.c (add_to_dst_predicate_list,
7366 find_phi_replacement_condition): Ditto.
7367 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7368 Call mark_symbols_for_renaming for new statements.
7369 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7371 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7373 * cfghooks.c (remove_edge): New function.
7374 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7376 * cfghooks.h (remove_edge): Declare.
7377 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7378 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7380 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7382 * optabs.h: Added declaration for signbit_optab.
7383 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7384 * genoptinit.c (optabs): Added entry for signbit insns.
7385 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7387 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7388 * config/s390/s390.md (signbit<mode>2): New expander.
7390 2007-07-09 Richard Guenther <rguenther@suse.de>
7393 * fold-const.c (fold_plusminus_mult_expr): Move constant
7394 arguments second to allow decomposing.
7396 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7399 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7401 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7402 Disregard DECL_FROM_INLINE.
7404 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7407 * doc/invoke.texi: Add ftree-reassoc flag.
7408 * common.opt (ftree-reassoc): New flag.
7409 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7410 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7412 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7414 PR tree-optimization/32681
7415 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7416 saved in second_edge->aux when first_bb is a loop header.
7418 2007-07-09 Jan HUbicka <jh@suse.cz>
7420 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7422 2007-07-09 Richard Guenther <rguenther@suse.de>
7424 * c-decl.c (start_function): Do not promote return type.
7426 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7428 * function.c (do_warn_unused_parameter): Do not warn if
7429 TREE_NO_WARNING is set.
7431 2007-07-08 Andreas Schwab <schwab@suse.de>
7433 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7435 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7438 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7440 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7441 apply to assembly language, too.
7442 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7444 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7446 Revert (note the sccvn portions are *not* reverted)
7447 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7449 Fix PR tree-optimization/23488
7451 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7453 * tree-flow-inline.h (get_value_handle): Ditto.
7454 * tree-ssa-pre.c (decl_vh_map): New.
7455 (decl_node_pool): New.
7456 (can_value_number_operation): Support DECL_P.
7457 (can_PRE_operation): Ditto.
7458 (create_expression_by_pieces): Ditto.
7459 (find_existing_value_expr): Modify to differnetiate between
7460 addressing and top level.
7461 (create_value_handle_for_expr): Handle DECL's.
7462 (poolify_tree): Ditto.
7463 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7464 (make_values_for_stmt): Handle DECL's properly.
7465 (init_pre): Reorg to not init useless things during FRE.
7467 * tree-flow.h: Include pointer-set.h.
7468 (decl_vh_map): Declare.
7469 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7471 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7473 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7474 the constraint description.
7475 * doc/md.texi: Update documentation of AVR constraints.
7477 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7479 * auto-inc-dec.c, config/arm/arm.c,
7480 config/m32r/constraints.md, config/mips/mips.md,
7481 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7482 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7483 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7484 typos. Follow spelling conventions.
7485 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7487 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7488 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7490 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7491 realloc_vuse): Remove.
7492 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7495 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7497 Fix PR tree-optimization/23488
7499 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7500 (try_to_simplify): Ditto.
7502 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7504 * tree-flow-inline.h (get_value_handle): Ditto.
7505 * tree-ssa-pre.c (decl_vh_map): New.
7506 (decl_node_pool): New.
7507 (can_value_number_operation): Support DECL_P.
7508 (can_PRE_operation): Ditto.
7509 (create_expression_by_pieces): Ditto.
7510 (find_existing_value_expr): Modify to differnetiate between
7511 addressing and top level.
7512 (create_value_handle_for_expr): Handle DECL's.
7513 (poolify_tree): Ditto.
7514 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7515 (make_values_for_stmt): Handle DECL's properly.
7516 (init_pre): Reorg to not init useless things during FRE.
7518 * tree-flow.h: Include pointer-set.h.
7519 (decl_vh_map): Declare.
7520 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7522 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7524 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7525 apply to assembly language, too.
7526 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7528 2007-07-06 Ian Lance Taylor <iant@google.com>
7529 Zack Weinberg <zackw@panix.com>
7532 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7534 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7536 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7537 (prefetch): Likewise if "pref" would be used.
7539 2007-07-06 Josh Conner <jconner@apple.com>
7543 * calls.c (store_one_arg): Handle arguments which are partially
7544 on the stack when detecting argument overlap.
7546 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7548 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7549 chosen during find_reloads.
7551 2007-07-06 Richard Guenther <rguenther@suse.de>
7553 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7554 TYPE_ARG_TYPES for verification of argument types. Use
7555 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7556 parameters as variable arguments.
7558 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7560 * libgcc2.h (word_type): Type definition removed.
7561 (cmp_return_type, shift_count_type): Type definitions added.
7562 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7563 replaced with shift_count_type.
7564 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7566 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7567 changed from word_type to Wtype.
7568 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7569 replaced with shift_count_type.
7570 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7572 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7573 and libgcc_shift_count attribute added.
7574 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7575 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7576 (TARGET_INITIALIZER): New target hooks added.
7577 * targhooks.c (default_libgcc_cmp_return_mode,
7578 default_libgcc_shift_count_mode): Default implementations for the new
7580 * targhooks.h (default_libgcc_cmp_return_mode,
7581 default_libgcc_shift_count_mode): Function prototypes added.
7582 * target.h (struct gcc_target): Fields for the new target hooks added.
7583 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7585 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7588 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7589 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7591 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7592 s390_libgcc_shift_count_mode): Functions added.
7593 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7594 Target hooks defined.
7596 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7598 * config/mips/mips.c (compute_frame_size): Restore the original
7599 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7600 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7601 Document why the difference is needed.
7603 2007-07-06 Richard Guenther <rguenther@suse.de>
7605 * c-common.c (boolean_increment): Use correctly typed
7608 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7610 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7611 the topmost argument register is not also included in the save mask.
7612 (mips16e_collect_argument_save_p): Take a pointer to the argument
7613 register, rather than a pointer to the number of arguments.
7614 (mips16e_collect_argument_saves): Only include argument saves
7615 that aren't in the register mask.
7617 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7619 PR rtl-optimization/32450
7620 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7621 to ensure that instructions are not moved into the prologue when
7622 profiling is on. Remove unused prologue_end variable.
7623 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7624 as a scheduling barrier.
7626 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7629 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7630 Disregard DECL_FROM_INLINE.
7632 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7634 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7635 IORing with a constant.
7637 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7639 PR rtl-optimization/32475
7640 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7641 for every definition of the stack pointer.
7643 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7645 * arm.c (vfp3_const_double_index): Copy signed results of
7646 REAL_VALUE_TO_INT into unsigned vars.
7648 2007-07-05 Richard Guenther <rguenther@suse.de>
7651 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7653 * tree-ssa.c (useless_type_conversion_p): Check canonical
7656 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7658 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7659 zero_extendhisi2): Change to define_insn_and_split.
7660 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7662 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7664 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7665 pass_match_asm_constraints): New.
7666 * passes.c (init_optimization_passes): Add new pass.
7667 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7668 * function.h (struct function): Add has_asm_statement bit.
7669 (current_function_has_asm_statement): New.
7670 * tree-pass.h (pass_match_asm_constraints): New.
7672 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7674 * config/mips/mips.c (mips_file_start): Avoid declaration
7677 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7679 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7681 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7683 * rtl.def (NOTE): Change print format string to print
7684 operand 5 as a note insn name.
7686 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7687 David Ung <davidu@mips.com>
7689 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7690 * doc/invoke.texi: (MIPS Options): Document them.
7692 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7693 David Ung <davidu@mips.com>
7695 Add support for SmartMIPS ASE.
7697 * optabs.c (expand_binop_directly): New, broken out from...
7698 (expand_binop): Here. Make it try rotating in the other
7699 direction even when the second operand isn't constant.
7700 * config/mips/mips.md (*lwxs): New.
7701 * config/mips/mips.opt (msmartmips): New.
7702 * config/mips/mips.c (mips_lwxs_address_p): New.
7703 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7704 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7705 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7706 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7707 (ISA_HAS_LWXS): New.
7708 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7709 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7710 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7711 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7712 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7713 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7714 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7716 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7718 * tree-vectorizer.c (new_loop_vec_info): Initialize
7719 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7720 * tree-vectorizer.h (_loop_vec_info): Added new filed
7721 min_profitable_iters.
7722 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7723 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7724 * tree-vect-analyze.c (vect_analyze_operations): Set
7725 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7726 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7727 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7728 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7729 and prologue cost to after they are computed.
7730 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7732 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7733 of creating vectors from scalars according to dt.
7734 (vect_model_store_cost): Likewise.
7735 (vectorizable_call): Use dt array instead of scalar dt. Call
7736 vect_model_simple_cost with additional argument dt.
7737 (vectorizable_assignment): Likewise.
7738 (vectorizable_operation): Likewise.
7739 (vectorizable_type_demotion): Likewise.
7740 (vectorizable_type_promotion): Likewise.
7741 (vectorizable_store): Use dt array instead of scalar dt. Call
7742 vect_model_store_cost with additional argument dt.
7743 (vect_do_peeling_for_loop_bound): Don't call
7744 vect_estimate_min_profitable_iters. Instead, lookup
7745 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7746 "may not be profitable".
7748 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7751 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7752 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7753 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7754 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7756 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7758 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7759 addressing modes cheaper.
7761 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7763 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7764 (dw_ranges_struct): Rename block_num to num. Adjust.
7765 (dw_ranges_by_label_struct): New.
7766 (ranges_by_label, ranges_by_label_allocated,
7767 ranges_by_label_in_use): New variables.
7768 (add_ranges_num): Factored most of the code out of...
7769 (add_ranges): ... this one. Rewrite in terms of the former.
7770 (add_ranges_by_labels): New.
7771 (output_ranges): Output by-label ranges.
7772 (dwarf2out_finish): Output range for multiple-section
7773 compile_unit. Output standard DW_AT_low_pc in addition to
7774 unexpected DW_AT_entry_pc.
7776 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7778 PR tree-optimization/32604
7779 PR tree-optimization/32606
7781 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7782 (compute_antic_safe): Removed.
7783 (ANTIC_SAFE_LOADS): Ditto.
7784 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7785 (execute_pre): Don't call compute_antic_safe.
7786 (vuse_equiv): New function.
7787 (make_values_for_stmt): Use it
7788 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7791 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7794 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7796 (avr_attribute_table): Make "naked" attribute apply to function types
7797 rather than to decls.
7798 (avr_handle_fntype_attribute): New function.
7800 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7802 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7805 2007-07-04 David Ung <davidu@mips.com>
7806 Joseph Myers <joseph@codesourcery.com>
7808 * config/mips/mips.md (type): Add logical, signext and move.
7809 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7810 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7811 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7812 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7813 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7814 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7815 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7816 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7817 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7818 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7819 movv2sf_hardfloat_64bit): Use the new types.
7820 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7821 *movdf_softfloat, *movdf_mips16): Use "multi".
7822 (extendqihi2): Replace with a define_expand.
7823 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7824 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7825 * config/mips/74k.md (r74k_int_logical): New reservation and
7827 (r74k_int_arith): Remove "slt".
7828 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7829 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7830 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7831 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7832 reservations for "arith".
7834 2007-07-04 Richard Guenther <rguenther@suse.de>
7836 * tree-ssa.c (useless_type_conversion_p): Add handling for
7837 scalar float and vector types. Only call the types_compatible_p
7838 langhook for aggregate types as last resort. Follow the
7841 2007-07-04 Richard Guenther <rguenther@suse.de>
7843 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7844 the same as NOP_EXPR.
7846 2007-07-04 Nick Clifton <nickc@redhat.com>
7848 * target.h (struct gcc_target): Add target_help field.
7849 * target-def.h (TARGET_HELP): New.
7850 (TARGET_INITIALIZER): Use TARGET_HELP.
7851 * opts.c (command_handle_option): Invoke target_help function, if
7852 defined, when the user has specified --target-help on the command
7854 * doc/invoke.texi: Mention that --target-help might print
7855 additional information.
7856 * doc/tm.texi: Document TARGET_HELP hook.
7858 * arm.c (TARGET_HELP): Override default definition.
7859 (arm_target_help): New - display a wrapped list of cores and
7860 architectures supported.
7862 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7864 * config/v850/v850.c (expand_prologue): Make sure
7865 GEN_INT() argument is sign extended rather than zero extended.
7866 (expand_epilogue): Likewise.
7867 (output_move_double): Delete.
7868 * config/v850/v850-protos.h (output_move_double): Delete.
7869 * config/v850/v850.md (movdi): Delete.
7870 (*movdi_internal): Delete.
7872 (*movdf_internal): Delete.
7874 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7876 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7877 unless compiling RTP PIC.
7879 2007-07-04 Richard Guenther <rguenther@suse.de>
7881 PR tree-optimization/32482
7882 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7883 original ssa name if we didn't find a shift expression.
7884 Fix shift constant for bit zero test.
7886 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7888 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7890 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7892 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7893 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7894 * config/arm/vxworks.h (ASM_SPEC): Delete.
7895 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7897 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7899 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7900 (DDR_REVERSED_P): New.
7901 * tree-data-ref.c (initialize_data_dependence_relation,
7902 build_classic_dist_vector): Set DDR_REVERSED_P.
7904 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7907 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7908 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7909 init_omega_for_ddr_1): Use non conservative number of iterations
7911 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7912 (analyze_siv_subscript): Remove FIXME and reinitialization of
7913 last_conflicts to chrec_dont_know.
7914 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7916 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7918 * tree.c (maybe_canonicalize_argtypes): Improve description.
7920 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7922 * tree.c (maybe_canonicalize_argtypes): New.
7923 (build_function_type): Set canonical type.
7924 (build_method_type_directly): Ditto.
7925 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7928 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7930 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7932 (rewrite_use_nonlinear_expr): Likewise.
7934 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7936 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7938 2007-07-04 Ben Elliston <bje@au.ibm.com>
7940 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7943 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7945 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7946 (Exception Handling): Likewise.
7948 2007-07-03 Jan Hubicka <jh@suse.cz>
7950 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7952 2007-07-03 Eric Christopher <echristo@apple.com>
7954 * doc/cppopts.texi: Add conflicting option note to -dM.
7955 * doc/invoke.texi: Add note about possible conflicts with
7956 -E for -dCHARS and note that -dM will not produce
7957 any results if there is no machine dependent reorg.
7959 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7961 * tree.h (DECL_ALIGN): Back out previous change.
7963 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7965 * configure.ac: Test for .dtprelword support on MIPS.
7966 * configure, config.in: Regenerate.
7967 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7968 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7970 2007-07-03 Julian Brown <julian@codesourcery.com>
7972 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7973 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7974 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7975 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7977 (all_fpus): Add FPUTYPE_VFP3.
7978 (fp_model_for_fpu): Add VFPv3 field.
7979 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7980 (vfp3_const_double_index): New function. Return integer index of
7981 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7983 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7984 and argument represents a valid RTX for a VFPv3 constant.
7985 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7987 (vfp_emit_fstmd): Similar, for fstmd.
7988 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7989 constants, represented as integer indices.
7990 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7991 VFP_REGNO_OK_FOR_DOUBLE macros.
7992 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7993 (arm_file_start): Set float-abi attribute for VFPv3, and output
7994 correct ".fpu" assembler directive.
7995 (arm_dbx_register_numbering): Add FIXME.
7996 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7997 (fputype): Add FPUTYPE_VFP3.
7998 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7999 (CALL_USED_REGISTERS): Likewise.
8000 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8001 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8002 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8003 (D7_VFP_REGNUM): New.
8004 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8005 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8006 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8007 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8008 (REG_ALLOC_ORDER): Adjust for VFPv3.
8009 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8010 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8011 VFP_LO_REGS, VFP_HI_REGS.
8012 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8013 (IS_VFP_CLASS): Define macro.
8014 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8016 (REGISTER_MOVE_COST): Likewise.
8017 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8018 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8019 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8020 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8021 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8022 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8023 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8024 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8025 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8026 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8027 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8028 where appropriate for single-word registers.
8029 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8030 As above. Fix type attributes.
8031 * config/arm/constraints.md (register_contraint "t"): Define.
8032 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8034 (register_constraint "x"): Define.
8035 (constraint "Dv"): Define.
8037 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8039 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8041 2007-07-03 Tom Tromey <tromey@redhat.com>
8043 * c-parser.c (objc_pq_context): Removed.
8044 (objc_need_raw_identifier): Likewise.
8045 (c_parser) <objc_pq_context>: New field.
8046 <objc_need_raw_identifier>: Likewise.
8047 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8048 (c_lex_one_token): Update.
8049 (c_parser_objc_protocol_definition): Update.
8050 (c_parser_objc_method_definition): Update.
8051 (c_parser_objc_methodproto): Update.
8052 (c_parser_declspecs): Update.
8054 2007-07-03 David Ung <davidu@mips.com>
8056 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8058 2007-07-03 David Ung <davidu@mips.com>
8059 Richard Sandiford <richard@codesourcery.com>
8061 * doc/invoke.texi: Document -march=74kf3_2.
8062 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8063 (TUNE_74K): Check for it.
8064 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8065 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8066 * config/mips/mips.md (cpu): Add 74kf3_2.
8067 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8068 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8069 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8070 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8071 74kf3_2 to the CPU list.
8072 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8073 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8074 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8075 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8076 (r74kf3_2_fxfer_from_c1): New insn reservations.
8078 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8079 David Ung <davidu@mips.com>
8081 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8082 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8083 and 74k[fx]. Document aliases for the new options.
8084 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8085 (PROCESSOR_24KF2_1): ...this.
8086 (PROCESSOR_24KX): Rename to...
8087 (PROCESSOR_24KF1_1): ...this.
8088 (PROCESSOR_74KF): Rename to...
8089 (PROCESSOR_74KF2_1): ...this.
8090 (PROCESSOR_74KX): Rename to...
8091 (PROCESSOR_74KF1_1): ...this.
8092 (TUNE_74K): Update PROCESSOR_* names.
8093 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8094 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8095 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8096 (mips_rtx_cost_data): Update processor names in comments.
8097 (mips_issue_rate): Update PROCESSOR_* names.
8098 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8099 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8100 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8101 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8102 Update cpu attribute names.
8103 (r24k_fpu_iss): Rename this reservation to...
8104 (r24kf2_1_fpu_iss): ...this and update all uses.
8105 (r24kx_fpu_iss): Rename this reservation to...
8106 (r24kf1_1_fpu_iss): ...this and update all uses.
8107 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8108 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8109 Update cpu attribute names.
8111 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8113 * config/m32r/constraints.md: New file.
8114 * config/m32r/m32r.c: Include tm-constrs.h.
8115 (small_data_operand): Use satisfies_constraint_* instead of macro.
8116 (addr24_operand, gen_compare): Likewise.
8117 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8118 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8119 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8120 EXTRA_CONSTRAINT): Likewise.
8121 * config/m32r/m32r.md: Include constraints.md.
8122 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8123 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8124 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8125 (two_insn_const_operand, int8_operand, uint16_operand,
8126 reg_or_int16_operand, reg_or_uint16_operand,
8127 reg_or_cmp_int16_operand, cmp_int16_operand,
8128 seth_add3_operand): Likewise.
8130 2007-07-03 Eric Christopher <echristo@gmail.com>
8132 * libgcc2.h: Conditionally declare __bswapsi2 and
8135 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8137 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8140 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8143 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8144 (__gthrw_pragma): Provide default definition.
8146 * gthr-posix.c (__gthrw_pragma): Define.
8148 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8150 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8151 before declaring inequality.
8153 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8155 * combine.c (recog_for_combine): Log the success or failure of
8156 matching new insn patterns against the machine description in
8159 2007-07-03 Revital Eres <eres@il.ibm.com>
8161 * ddg.c (print_sccs): New function.
8162 (check_sccs): New function.
8163 (create_ddg_all_sccs): Use it.
8164 * ddg.h (print_sccs): Declare.
8165 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8167 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8169 * targhooks.h (default_mode_for_suffix): New function declaration.
8170 * targhooks.c (default_mode_for_suffix): New default target hook.
8171 * target.h (struct c): New structure in the targetm struct.
8172 (mode_for_suffix): New target hook as part of struct c.
8173 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8174 default_mode_for_suffix.
8175 (TARGET_C): New define.
8176 * c-lex.c: Include "target.h".
8177 (interpret_float): Use targetm.c.mode_for_suffix to determine
8178 the mode for a given non-standard suffix.
8179 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8181 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8182 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8184 * doc/extend.texi (Floating Types): New node. Document __float80 and
8185 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8187 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8190 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8191 predicate instead of target_operand.
8192 (divsi3_i1_media, divsi3_media_2): Likewise.
8194 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8196 * tree.h (alias_sets_might_conflict_p): Rename into
8197 alias_sets_must_conflict_p.
8198 * alias.c (alias_sets_might_conflict_p): Likewise.
8199 (alias_sets_conflict_p): Use it.
8200 (objects_must_conflict_p): Likewise.
8201 * c-common.c (strict_aliasing_warning): Adjust.
8203 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8205 * rtlhooks.c (gen_lowpart_if_possible): Check for
8206 invalid subreg before calling gen_lowpart_SUBREG.
8208 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8210 * config/darwin9.h: Add copyright notice.
8211 (LINK_COMMAND_SPEC): Add comment.
8212 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8213 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8214 DARWIN_LIBSYSTEM_HAS_UNWIND.
8216 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8219 * omp-low.c (check_combined_parallel): New function.
8220 (lower_omp_parallel): Call it via walk_stmts, set
8221 OMP_PARALLEL_COMBINED if appropriate.
8222 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8223 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8224 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8225 don't consider it as combined parallel.
8227 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8229 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8230 (gcc_tooldir): Likewise.
8231 * configure: Regenerate.
8232 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8233 old configure.ac gcc_tooldir setting.
8234 (prefix_to_exec_prefix): New variable.
8235 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8236 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8238 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8240 Fix PR tree-optimization/32583
8241 Fix PR tree-optimization/32584
8242 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8243 (phi_translate_set): Use phi_translate directly now.
8244 (make_values_for_stmt): Don't value number RHS if we already know
8247 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8248 Jim Wilson <wilson@specifix.com>
8251 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8254 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8255 Richard Sandiford <richard@codesourcery.com>
8256 Nigel Stephens <nigel@mips.com>
8258 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8259 (mips16e_output_save_restore): Declare.
8260 (mips16e_save_restore_pattern_p): Likewise.
8261 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8262 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8263 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8264 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8265 (BITSET_P): New global macro, extracted from...
8266 (mips_for_each_saved_reg): ...here.
8267 (mips16e_save_restore_info): New struct.
8268 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8269 (mips16e_save_restore_regs): New variable.
8270 (mips_split_plus, mips16e_find_first_register): New functions.
8271 (mips16e_mask_registers): New function.
8272 (compute_frame_size): Expand the commentary before the function.
8273 Enforce the MIPS16e save and restore register range restrictions.
8274 Pad the general register save area at the low end.
8275 (mips16e_save_restore_reg, mips16e_build_save_restore)
8276 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8277 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8278 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8280 (mips_expand_prologue, mips_expand_epilogue): Handle
8281 GENERATE_MIPS16E_SAVE_RESTORE.
8282 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8284 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8286 PR tree-optimization/31966
8287 PR tree-optimization/32533
8288 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8289 "basic_block" description as its third argument. Update function
8290 calls to get destination bb from "edge" argument. Save "cond" into
8291 aux field of the edge. Update prototype for changed arguments.
8292 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8294 (find_phi_replacement_condition): Operate on incoming edges, not
8295 on predecessor blocks. If there is a condition saved in the
8296 incoming edge aux field, AND it with incoming bb predicate.
8297 Return source bb of the first edge.
8298 (clean_predicate_lists): Clean aux field of outgoing node edges.
8299 (tree_if_conversion): Do not initialize cond variable. Move
8300 variable declaration into the loop.
8301 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8302 initializations of new_stmt, arg0 and arg1 variables.
8304 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8306 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8307 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8309 2007-07-02 Richard Guenther <rguenther@suse.de>
8311 * tree-ssa.c (useless_type_conversion_p): Document
8312 future intent as defining the middle-end type system.
8313 Re-structure to call langhook last, group by type class,
8314 mark questionable parts.
8316 2007-07-02 Richard Guenther <rguenther@suse.de>
8318 * tree-flow.h (types_compatible_p): Declare.
8319 * tree-ssa.c (types_compatible_p): New function.
8320 * ipa-type-escape.c (discover_unique_type): Use
8321 types_compatible_p instead of lang_hooks.types_compatible_p.
8322 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8323 * tree-vn.c (expressions_equal_p): Likewise.
8324 * tree.c (fields_compatible_p): Likewise.
8325 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8326 (cprop_operand): Use useless_type_conversion_p instead of
8327 lang_hooks.types_compatible_p.
8328 * tree-inline.c (setup_one_parameter): Likewise.
8329 (declare_return_variable): Likewise.
8330 * tree-nrv.c (tree_nrv): Likewise.
8331 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8332 (maybe_fold_offset_to_component_ref): Likewise.
8333 (maybe_fold_offset_to_reference): Likewise.
8334 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8335 (merge_alias_info): Likewise.
8336 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8337 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8338 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8339 * tree-tailcall.c (find_tail_calls): Likewise.
8340 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8341 * gimplify.c (canonicalize_addr_expr): Likewise.
8342 (fold_indirect_ref_rhs): Likewise.
8343 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8344 (cpt_same_type): Likewise.
8345 (check_pointer_types_r): Swap parameters to cpt_same_type
8347 * fold-const.c (fold_convert): Revert fix for PR15988.
8348 * tree-inline.c (setup_one_parameter): Instead fix it here by
8349 using fold_build1 instead of fold_convert and checking for
8350 error_mark_node. Convert only if the conversion is necessary.
8352 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8354 * configure.ac: Check for .gnu_attribute on Power.
8355 * configure: Regenerate.
8356 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8357 attribute for floating-point ABI.
8359 2007-07-02 Ira Rosen <irar@il.ibm.com>
8361 PR tree-optimization/32230
8362 PR tree-optimization/32477
8363 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8364 address is a constant.
8366 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8368 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8369 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8370 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8371 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8372 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8373 64-bit targets. Add support for *-elfoabi*.
8374 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8375 different settings if $(tm_defines) does not select the EABI.
8376 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8377 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8378 (MIPS_ARCH_OPTION_SPEC): Likewise.
8379 (MIPS_ISA_LEVEL_SPEC): Likewise.
8380 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8381 * config/mips/elfoabi.h: New file.
8383 2007-07-02 Richard Guenther <rguenther@suse.de>
8385 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8386 (useless_type_conversion_p): ... this.
8387 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8388 (useless_type_conversion_p): ... this.
8389 * builtins.c (fold_builtin_memory_op): Rename
8390 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8391 * tree-cfg.c (verify_expr): Likewise.
8392 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8393 * tree-ssa-ccp.c (ccp_fold): Likewise.
8394 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8395 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8396 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8397 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8398 * tree-ssa-pre.c (eliminate): Likewise.
8399 * tree-ssa.c (delete_tree_ssa): Likewise.
8400 (tree_ssa_useless_type_conversion): Likewise.
8401 * tree.c (build2_stat): Likewise.
8403 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8405 Fix PR tree-optimization/32571
8406 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8409 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8411 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8412 and other expected operations explicitly, change default to
8415 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8417 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8419 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8420 (tls_load_dot_plus_eight): Move the label number into the unspec.
8421 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8423 2007-07-01 Andreas Schwab <schwab@suse.de>
8425 * dwarf2out.c (initial_return_save): Define only if used.
8427 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8429 Unreverting Richard's Revert of:
8431 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8433 * dce.c (deletable_insn_p_1): New function, split out from...
8434 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8435 specially, not those inside PARALLELs. Remove BODY argument
8436 and adjust recursive call accordingly.
8437 (prescan_insns_for_dce): Update call to delete_insn_p.
8439 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8440 Revital Eres <eres@il.ibm.com>
8442 * ddg.c (create_ddg_all_sccs): Fix missed
8443 initialization of scc_nodes.
8445 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8448 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8449 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8451 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8453 * configure.ac: Check for .gnu_attribute on MIPS.
8454 * configure, config.in: Regenerate.
8455 * config/mips/mips.c (mips_file_start): If supported, output
8456 attribute for floating-point ABI.
8458 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8461 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8462 (ffs_cmove): New expander to expand using ctz pattern.
8463 (*ffs_cmove): Remove pattern.
8464 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8465 (ffsdi2): Expand using ctz pattern.
8466 (*ffs_rex64): Remove pattern.
8468 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8470 PR rtl-optimization/32296
8471 * pa.md (return): Delete pattern.
8472 (return_internal): Remove "(const_int 1)" from pattern.
8473 (epilogue): Use return_internal pattern for trivial returns.
8474 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8475 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8477 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8479 * tree-ssa-pre.c (is_exception_related): New function
8480 (can_value_number_operation): Use it.
8482 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8484 Fix PR tree-optimization/32540
8485 Fix PR tree-optimization/31651
8487 * tree-ssa-sccvn.c: New file.
8489 * tree-ssa-sccvn.h: Ditto.
8491 * tree-vn.c: Include tree-ssa-sccvn.h
8492 (val_expr_paid_d): Removed.
8493 (value_table): Ditto.
8494 (vn_compute): Ditto.
8495 (val_expr_pair_hash): Ditto.
8496 (val_expr_pair_expr_eq): Ditto.
8497 (copy_vuses_from_stmt): Ditto.
8500 (shared_vuses_from_stmt): Ditto.
8501 (print_creation_to_file): Moved up.
8502 (sort_vuses): Ditto.
8503 (sort_vuses_heap): Ditto.
8504 (set_value_handle): Make non-static.
8505 (make_value_handle): Ditto.
8506 (vn_add): Rewritten to use sccvn lookups.
8507 (vn_add_with_vuses): Ditto.
8508 (vn_lookup): Ditto (and second argument removed).
8509 (vn_lookup_with_vuses): Ditto.
8510 (vn_lookup_or_add): Ditto (and second argument removed);
8511 (vn_lookup_or_add_with_vuses): Ditto.
8512 (vn_lookup_with_stmt): New.
8513 (vn_lookup_or_add_with_stmt): Ditto.
8514 (create_value_handle_for_expr): Ditto.
8516 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8517 (seen_during_translate): New function.
8518 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8519 (phi_trans_add): Ditto.
8520 (constant_expr_p): FIELD_DECL is always constant.
8521 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8522 Use constant_expr_p.
8523 Avoid infinite recursion on mutually valued expressions.
8524 Change callers of vn_lookup_or_add.
8525 (phi_translate): New function.
8526 (compute_antic_safe): Allow phi nodes.
8527 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8528 (find_or_generate_expression): Rewrite slightly.
8529 (create_expression_by_pieces): Updated for vn_lookup_or_add
8531 Update VN_INFO for new names.
8532 (insert_into_preds_of_block): Update for new names.
8533 (add_to_exp_gen): New function.
8534 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8535 (find_existing_value_expr): Rewrite to changed vn_lookup.
8536 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8537 (try_look_through_load): Removed.
8538 (try_combine_conversion): Ditto.
8539 (get_sccvn_value): New function.
8540 (make_values_for_phi): Ditto.
8541 (make_values_for_stmt): Ditto.
8542 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8544 (init_pre): Update for SCCVN changes.
8546 (execute_pre): Ditto.
8548 * tree-flow.h (make_value_handle): Declare.
8549 (set_value_handle): Ditto.
8550 (sort_vuses_heap): Ditto.
8551 (vn_lookup_or_add_with_stmt): Ditto.
8552 (vn_lookup_with_stmt): Ditto.
8553 (vn_compute): Remove.
8556 (vn_lookup): Update arguments.
8558 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8560 (tree-ssa-sccvn.o): New.
8561 (OBJS-common): Add tree-ssa-sccvn.o
8563 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8566 * c-typeck.c (build_external_ref): Don't mark as used if called
8568 * calls.c (rtx_for_function_call): Likewise.
8570 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8574 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8576 * dce.c (deletable_insn_p_1): New function, split out from...
8577 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8578 specially, not those inside PARALLELs. Remove BODY argument
8579 and adjust recursive call accordingly.
8580 (prescan_insns_for_dce): Update call to delete_insn_p.
8582 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8584 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8585 (try_combine): Move potential calls to undo_all() so they happen
8586 before we commit to using the combined insns.
8588 2006-06-30 Jan Hubicka <jh@suse.cz>
8590 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8593 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8595 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8596 (cgraph_remove_unreachable_nodes): Likewise.
8597 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8598 * ipa-inline.c (update_caller_keys): Cast according to the coding
8600 (cgraph_decide_recursive_inlining): Likewise.
8601 (cgraph_decide_inlining_of_small_function): Likewise.
8602 (try_inline): Likewise.
8603 (cgraph_decide_inlining_incrementally): Likewise.
8604 * ipa-pure-const.c (get_function_state): Likewise.
8605 (scan_function): Likewise.
8606 (analyze_function): Likewise.
8607 (static_execute): Likewise.
8608 * ipa-reference.c (scan_for_static_refs): Likewise.
8609 (merge_callee_local_info): Likewise.
8610 (analyze_function): Use type safe memory macros.
8611 (static_execute): Likewise. Cast according to the coding conventions.
8612 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8614 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8616 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8617 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8620 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8623 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8624 for complex modes (both int and real).
8626 2007-06-29 Jan Hubicka <jh@suse.cz>
8628 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8630 2007-06-29 Jan Hubicka <jh@suse.cz>
8633 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8636 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8639 * config/avr/avr.c: Include dataflow header file.
8640 (expand_prologue): Adjust for prologue insn change.
8641 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8644 2007-06-29 Richard Guenther <rguenther@suse.de>
8647 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8648 during type verification.
8650 2007-06-29 Jan Hubicka <jh@suse.cz>
8652 * recog.c (validate_change_rtx_1): Unshare TO argument.
8654 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8656 PR tree-optimization/24659
8657 * tree-vect-transform.c (vectorizable_call): Handle
8658 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8660 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8661 * config/i386/i386.c (enum ix86_builtins)
8662 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8663 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8665 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8666 const using def_builtin_const.
8667 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8668 input operands in the same modes as the result.
8669 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8671 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8673 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8674 (df_set_dead_notes_for_mw): Likewise.
8676 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8678 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8680 2007-06-28 DJ Delorie <dj@redhat.com>
8682 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8684 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8686 * doc/invoke.texi (C++ Dialect Options): Document
8687 fvisibility-ms-compat.
8688 * c.opt (fvisibility-ms-compat): New.
8690 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8693 * tree-affine.c (aff_combination_add_elt): Handle
8694 pointer addition specially.
8696 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8698 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8699 decl is non-external for AIX ABI.
8701 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8703 * config/rs6000/predicates.md (current_file_function_operand):
8704 Ensure the symbol is non-external for AIX ABI.
8706 2007-06-28 Nick Clifton <nickc@redhat.com>
8708 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8709 (fdce, fdse, fpredictive-commoning): Likewise.
8711 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8714 * gcc.c (process_command): Recognize the new -static-libgfortran
8717 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8720 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8721 Use a call clobbered hard reg instead of a pseudo reg.
8723 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8725 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8727 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8730 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8731 REG_LIBCALL and REG_RETVAL notes.
8732 (divsi3, mulsi3): Likewise.
8733 (mulhisi3): Likewise. Use emit_libcall_block.
8734 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8736 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8738 PR rtl-optimization/32481
8739 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8741 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8743 * dce.c (deletable_insn_p_1): New function, split out from...
8744 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8745 specially, not those inside PARALLELs. Remove BODY argument
8746 and adjust recursive call accordingly.
8747 (prescan_insns_for_dce): Update call to delete_insn_p.
8749 2007-06-27 Richard Guenther <rguenther@suse.de>
8752 * tree.h (fold_convertible_p): Declare.
8753 * fold-const.c (fold_convertible_p): New function.
8754 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8755 instead of lang_hooks.types_compatible_p.
8757 2007-06-26 Jan Hubicka <jh@suse.cz>
8759 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8760 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8761 early use validate_unshare_change.
8762 (reload_combine): Likewise.
8763 * recog.c (change_t): New field unshare.
8764 (validate_change_1): Rename from validate_change; add argument unshare.
8765 (validate_change): Turn into wrapper of validate_change_1; update
8766 prototype for bools.
8767 (validate_unshare_change): New.
8768 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8769 calls of df_insn_rescan.
8770 * recog.h (validate_change): Replace ints by bools.
8771 (validate_unshare_change): Declare.
8773 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8775 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8777 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8779 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8781 2007-06-25 Jan Hubicka <jh@suse.cz>
8783 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8785 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8786 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8787 places other call site specific checks are performed.
8789 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8792 * tree-vect-transform.c (vectorizable_operation): Convert
8793 POINTER_PLUS_EXPR over to PLUS_EXPR.
8795 2007-06-25 Chao-ying Fu <fu@mips.com>
8797 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8798 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8799 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8800 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8802 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8803 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8804 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8805 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8806 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8807 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8808 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8809 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8810 ALL_FIXED_POINT_MODE_P): New define.
8811 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8813 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8815 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8816 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8817 MODE_VECTOR_UACCUM): New mode classes.
8819 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8820 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8821 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8824 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8825 (blank_mode): Initialize ibit and fbit.
8826 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8827 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8829 (new_adjust): Change required_class to required_class_from and
8830 required_class_to for testing within a range.
8831 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8832 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8834 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8835 (make_fixed_point_mode): New.
8836 (_ADD_ADJUST): Change C to C1 and C2.
8837 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8838 use a range for machine classes.
8839 (ADJUST_IBIT, ADJUST_FBIT): New.
8840 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8842 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8843 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8844 Emit adjustment for ibit and fbit.
8845 (emit_mode_ibit, emit_mode_fbit): New.
8846 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8848 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8850 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8851 as the source of the set.
8853 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8855 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8856 FP_REGNO_P): Use IN_RANGE.
8857 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8858 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8859 (DATA_REG_P): Use DATA_REGNO_P.
8860 (FP_REG_P): Use FP_REGNO_P.
8861 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8862 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8863 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8865 2007-06-24 Jan Hubicka <jh@suse.cz>
8868 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8870 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8873 * fold-const.c (fold_binary): Strip nops of operand 0
8874 of BIT_NOT_EXPR before calling operand_equal_p.
8875 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8876 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8878 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8880 * doc/extend.texi: Document that dllimport and dllexport imply
8882 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8883 imported or exported declaration, including type declarations.
8884 * c-common.c (handle_visibility_attribute): Check for conflicts
8885 with dllimport/dllexport.
8886 (c_determine_visibility): Handle dllimport/dllexport as an
8887 explicit visibility atttribute.
8889 2007-06-23 Richard Guenther <rguenther@suse.de>
8891 PR tree-optimization/16876
8893 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8895 * tree-inline.c (initialize_inlined_parameters): Do not call
8896 lang_hooks.tree_inlining.convert_parm_for_inlining.
8897 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8898 reason for mismatched types.
8899 * gimplify.c (gimplify_call_expr): Verify the call expression
8900 arguments match the called function type signature. Otherwise
8901 mark the call expression to be not considered for inlining
8902 using CALL_CANNOT_INLINE_P flag.
8903 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8904 edges call expression.
8905 (cgraph_decide_inlining_of_small_function): Likewise.
8906 (cgraph_decide_inlining): Likewise.
8907 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8909 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8910 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8911 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8913 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8914 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8916 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8917 convert_parm_for_inlining member.
8919 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8922 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8923 Remove optimization for GT.
8925 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8928 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8930 (prescan_insns_for_dce): Add extra parameter.
8932 2007-06-23 Jan Hubicka <jh@suse.cz>
8935 * gimplify.c (mark_addressable): New function.
8936 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8938 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8941 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8943 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8946 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8947 moves between MMX/SSE registers to at least 8 units to prevent
8948 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8950 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8952 * config/i386/i386.c (override_options): Correct x86_sahf
8955 2007-06-21 David Daney <ddaney@avtrex.com>
8958 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8959 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8960 (exception_receiver): Renamed to ...
8961 (nonlocal_goto_receiver): ... this.
8963 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8965 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8966 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8967 partial register accesses.
8969 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8971 * fold-const.c (debug_fold_checksum): Move it under
8972 ENABLE_FOLD_CHECKING.
8974 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8977 * tree.h (debug_fold_checksum): Declared.
8978 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8979 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8980 build_fold_addr_expr_with_type_1.
8981 (fold_addr_expr, debug_fold_checksum): New.
8982 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8983 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8986 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8988 PR tree-optimization/19590
8989 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8990 of scev is a constant.
8992 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8994 * df-problems.c (df_note_bb_compute): Made computation of live
8995 info consistent with df_lr.
8997 2007-06-21 Richard Guenther <rguenther@suse.de>
8999 PR tree-optimization/32453
9000 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9001 for pointer anti-range.
9003 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9005 * config/i386/i386.c (processor_target_table): Increase maximum
9006 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9009 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9010 byte alignment if > 8 byte alignment is preferred.
9011 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9013 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9015 PR tree-optimization/31866
9016 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9017 if ASM_EXPR's input is not a SSA_NAME.
9020 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9021 but decl is a global var, instead return decl.
9022 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9023 even for is_global_var decls, if they are private in some outer
9026 2007-06-21 Richard Guenther <rguenther@suse.de>
9028 PR tree-optimization/32451
9029 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9031 2007-06-21 Christian Bruel <christian.bruel@st.com>
9033 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9034 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9035 (push_regs): Changed saving order or banked registers.
9036 (sh_expand_epilogue): Likewise.
9037 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9038 (FIRST_BANKED_REG): Likewise.
9039 (LAST_BANKED_REG): Likewise.
9040 * config/sh/sh.md (banked) New attribute.
9041 (in_delay_slot): Check banked attribute.
9043 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9045 PR tree-optimization/32075
9046 * tree-data-ref.c (subscript_dependence_tester_1,
9047 analyze_miv_subscript, analyze_overlapping_iterations,
9048 add_distance_for_zero_overlaps, build_classic_dist_vector,
9049 subscript_dependence_tester_1, analyze_overlapping_iterations,
9050 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9051 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9052 to evolution_function_is_affine_multivariate_p.
9054 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9056 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9058 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9061 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9063 * config/m32c/prologue.md (epilogue_exitd_16): New.
9064 (epilogue_reit_16): New.
9065 (epilogue_exitd): Rename to epilogue_exitd_24.
9066 (epilogue_reit): Rename to epilogue_reit_24.
9068 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9069 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9071 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9073 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9074 if dbg_cnt (sched_insn) reaches the limit.
9075 (choose_ready): New parameter INSN_PTR and new return value.
9076 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9077 the new return value from choose_ready.
9078 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9079 (rest_of_handle_global_alloc): New global_alloc_at_func.
9081 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9083 PR tree-optimization/25737
9084 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9085 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9086 * tree-flow.h (struct fieldoff): Add new field alias_set.
9087 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9088 argument addressable_type. Set alias_set of fieldoff.
9089 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9090 (create_overlap_variables_for): Pass alias_set from fieldoff to
9092 * alias.c (get_alias_set): Use alias_set from SFT if set.
9094 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9096 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9097 of a variable as an unsigned HOST_WIDE_INT integer.
9099 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9101 PR rtl-optimization/32405
9102 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9104 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9106 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9109 * builtins.c: Include diagnostic.h.
9110 (expand_builtin_expect): Make gcc_assert more permissive.
9111 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9114 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9118 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9119 if ACCUMULATE_OUTGOING_ARGS.
9121 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9123 * config/m68hc11/m68hc11.c: Include dataflow header file.
9124 (m68hc11_reorg): Port to dataflow.
9126 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9128 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9129 (struct df_problem.free_blocks_on_set_blocks): New field.
9130 (struct dataflow.optional_p): New field.
9131 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9132 (df_live_set_all_dirty): New function.
9133 * df-scan.c (df_scan_alloc): Initialize optional_p.
9134 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9135 * df-core.c (df_set_blocks): Removed use of
9136 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9137 df_problem.free_blocks_on_set_blocks to determine which blocks are
9139 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9140 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9141 uses dataflow.optional_p to determine if problem should be
9143 (rest_of_handle_df_initialize): Only start live problem if
9145 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9146 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9147 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9148 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9149 problem_NOTE): Initialize free_blocks_on_set_blocks.
9150 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9152 (df_live_set_all_dirty, df_note_alloc): New function.
9153 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9155 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9156 * postreload.c (reload_combine): Ditto.
9157 * cse.c (cse_extended_basic_block): Ditto.
9158 * regmove.c (mark_flags_life_zones): Ditto.
9159 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9160 erase_matching_seqs): Ditto.
9161 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9162 * integrate (allocate_initial_values): Ditto.
9163 * combine.c (reg_dead_at_p): Ditto.
9164 * resource.c (mark_target_live_regs): Ditto.
9165 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9166 * config/sh/sh.c (find_r0_life_regions): Ditto.
9167 * global.c (rest_of_handle_global_alloc): Only add back df_live
9169 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9171 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9173 (if_convert): Make sure df_live is there at -O == 1.
9174 (pass_if_after_combine): Cleanup flags.
9175 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9176 is there at -O == 1.
9178 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9180 * config/arm/arm.c (arm_get_frame_offsets): Set
9181 offsets->locals_base to avoid negative stack size.
9182 (thumb1_expand_prologue): Assert on negative stack size.
9184 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9186 PR tree-optimization/32367
9187 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9188 of the chrec has no evolution in that loop.
9189 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9191 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9193 * config/xtensa/xtensa.c: Include "df.h".
9194 (xtensa_builtin_saveregs): Use adjust_address instead of
9196 (xtensa_va_start): Invoke make_tree with sizetype for
9197 expand_builtin_saveregs and then convert the result to a pointer.
9198 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9199 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9200 Subtract argument size from index value as integers and then use
9201 POINTER_PLUS_EXPR to add the result to the array address.
9203 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9206 * config/m32c/m32c.c: Include dataflow header file.
9207 (m32c_emit_prologue): Adjust for prologue insn change.
9208 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9209 once inside a PARALLEL. Assume frame size passed in operand 0
9210 includes space to save the fb register.
9211 (prologue_enter_24): Likewise.
9212 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9214 2007-06-19 David Daney <ddaney@avtrex.com
9217 * config/mips/mips.md (cprestore): Mark $gp as used.
9219 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9222 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9223 (frv_ifcvt_modify_insn): Likewise.
9225 2007-06-19 Richard Guenther <rguenther@suse.de>
9227 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9228 only handle positive offsets that fit in a HOST_WIDE_INT.
9230 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9233 result of rsqrt insn for zero input argument to avoid NaN.
9235 2007-06-19 Richard Guenther <rguenther@suse.de>
9238 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9240 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9242 PR tree-optimization/32353
9243 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9245 2007-06-19 Nick Clifton <nickc@redhat.com>
9247 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9249 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9252 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9253 * config/i386/i386.c (assign_386_stack_local): Assert that
9254 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9255 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9256 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9257 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9259 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9261 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9263 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9265 PR rtl-optimization/32321
9266 * gcse.c (replace_store_insn): Update the note before
9267 calling emit_insn_after.
9269 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9272 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9274 * df-problems.c (df_note_bb_compute): Fix dumping info.
9276 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9278 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9279 insn with emit_jump_insn.
9281 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9283 PR tree-optimization/32383
9284 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9285 * targhooks.h (default_builtin_reciprocal): Update prototype.
9286 * target.h (struct gcc_target): Update builtin_reciprocal.
9287 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9288 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9289 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9290 when fndecl is in BUILT_IN_MD class.
9291 (execute_convert_to_rsqrt): Ditto.
9293 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9294 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9295 Convert BUILT_IN_SQRTF code only when md_fn is false.
9297 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9299 * bt-load.c (move_btr_def): Fix the order of arguments
9300 to validate_replace_rtx.
9302 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9304 * config/m68k/m68k-devices.def: Add 54450..54455.
9306 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9308 PR rtl-optimization/32366
9309 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9310 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9313 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9316 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9317 this is true, rescan insn being modified.
9318 (sms_schedule): Added rescan parameter.
9319 (rest_of_handle_sms): Moved freeing of dominance info to before
9320 getting out of cfg_layout.
9322 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9324 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9325 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9328 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9329 FL_CF_EMAC from the entry for isac.
9331 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9332 (const_sibcall_operand): New.
9333 (sibcall_operand): Use it.
9334 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9335 (m68k_isas): ISAC does not imply FPU or EMAC.
9336 (override_options): Add ISA_C logic for symbolic jump & call.
9338 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9340 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9341 return mode from the builtin itself.
9342 (sparc_fold_builtin): Fix cast of zero constant.
9344 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9346 * targhooks.c (default_builtin_reciprocal): New default target hook.
9347 * targhooks.h (default_builtin_reciprocal): Add prototype.
9348 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9349 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9350 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9351 default_builtin_reciprocal.
9353 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9356 * hooks.c (hook_tree_tree_bool_null): New hook.
9357 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9358 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9359 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9360 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9361 and convert it to reciprocal a*rfunc(b).
9362 (execute_convert_to_rsqrt): New function.
9363 (gate_convert_to_rsqrt): New function.
9364 (pass_convert_to_rsqrt): New pass definition.
9365 * target.h (struct gcc_target): Add builtin_reciprocal.
9366 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9367 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9368 TARGET_BUILTIN_RECIPROCAL.
9369 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9371 * config/i386/i386.h (TARGET_RECIP): New define.
9372 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9373 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9374 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9375 and not optimizing for size.
9376 (*rcpsf2_sse): New insn pattern.
9377 (*rsqrtsf2_sse): Ditto.
9378 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9379 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9380 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9381 and not optimizing for size.
9382 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9383 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9384 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9385 and not optimizing for size.
9386 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9387 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9388 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9389 and not optimizing for size.
9390 (*sse_rsqrtv4sf2): Do not export.
9392 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9393 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9394 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9395 and not optimizing for size.
9397 * config/i386/i386.opt (mrecip): New option.
9398 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9399 (ix86_emit_swsqrtsf): Ditto.
9400 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9401 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9403 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9404 ix86_expand_unop1_builtin.
9405 (ix86_emit_swdivsf): New function.
9406 (ix86_emit_swsqrtsf): Ditto.
9407 (ix86_builtin_reciprocal): New function.
9408 (TARGET_BUILTIN_RECIPROCAL): Use it.
9409 (ix86_vectorize_builtin_conversion): Rename from
9410 ix86_builtin_conversion.
9411 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9412 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9413 "i386 and x86_64 Options" section.
9414 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9416 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9417 Zdenek Dvorak <dvorakz@suse.cz>
9418 Richard Guenther <rguenther@suse.de>
9419 Kaz Kojima <kkojima@gcc.gnu.org>
9421 * tree-vrp.c (compare_values_warnv): Convert val2 to
9423 (extract_range_from_assert): Create
9424 POINTER_PLUS_EXPR for pointer types.
9425 (extract_range_from_binary_expr): Handle
9426 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9428 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9429 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9430 POINTER_PLUS_EXPR as PLUS_EXPR.
9431 (number_of_iterations_lt_to_ne):
9432 For pointer types, use sizetype when
9433 creating MINUS_EXPR/PLUS_EXPRs.
9434 (assert_loop_rolls_lt): For pointer types, use sizetype when
9435 creating MINUS_EXPR/PLUS_EXPRs.
9436 (number_of_iterations_le): Likewise.
9437 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9438 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9439 like PLUS_EXPR and MINUS_EXPR.
9440 * tree-pretty-print.c (dump_generic_node): Handle
9442 (op_prio): Likewise.
9443 (op_symbol_1): Likewise.
9444 * optabs.c (optab_for_tree_code): Likewise.
9445 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9447 * tree-tailcall.c (process_assignment): Mention
9448 POINTER_PLUS_EXPR in a TODO comment.
9449 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9450 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9451 not used with a pointer and an integer type.
9452 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9453 increment using chrec_convert_rhs instead of chrec_convert.
9454 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9455 PLUS_EXPR except for the right hand side's type will be
9457 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9458 (fold_used_pointer_cast): Kill.
9459 (pointer_offset_p): Kill.
9460 (fold_used_pointer): Kill.
9461 (pointer_used_p): Kill.
9462 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9463 call fold_used_pointer.
9464 (instantiate_parameters_1): Convert the increment
9465 using chrec_convert_rhs instead of chrec_convert.
9466 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9467 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9468 instead of PLUS_EXPR.
9469 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9470 PLUS_EXPR for pointers.
9471 (std_gimplify_va_arg_expr): Likewise.
9472 (fold_builtin_memory_op): Likewise.
9473 (fold_builtin_strstr): Likewise.
9474 (fold_builtin_strchr): Likewise.
9475 (fold_builtin_strrchr): Likewise.
9476 (fold_builtin_strpbrk): Likewise.
9477 (expand_builtin_memory_chk): Likewise.
9478 (fold_builtin_memory_chk): Likewise.
9479 (std_expand_builtin_va_start): Use
9480 sizetype for the call to make_tree and then convert
9481 to the pointer type.
9482 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9483 instead of PLUS_EXPR for adding to a pointer.
9484 (std_gimplify_va_arg_expr): Use fold_build2 for
9485 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9486 the operands to sizetype first and then cast the BIT_AND_EXPR
9487 back to the pointer type.
9488 * fold-const.c (build_range_check): Handle pointer types
9490 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9491 of PLUS_EXPR's. Make sure the offset is converted to
9493 (try_move_mult_to_index): Strip the NOPs from the offset.
9494 Remove code argument and replace all uses with PLUS_EXPR.
9495 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9496 specially. Don't use a pointer type for MINUS_EXPR.
9497 (fold_unary): Handle for (T1)(X op Y),
9498 only p+ as that is the only as that can be handled for
9499 binary operators now.
9500 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9502 <case PLUS_EXPR>: Add folding of PTR+INT into
9504 Don't call try_move_mult_to_index.
9505 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9506 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9507 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9508 Don't call try_move_mult_to_index.
9509 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9510 (tree_expr_nonzero_p): Likewise.
9511 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9512 of PLUS_EXPR for the complex expression folding.
9513 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9514 first chrec is a pointer type, then the second should
9515 be sizetype and not the first's type.
9516 For POINTER_PLUS_EXPR, use a different right hand side type.
9517 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9518 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9519 different right hand side type.
9520 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9521 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9522 instead of PLUS_EXPR.
9523 When either operand is zero, convert the other operand.
9524 (chrec_apply): Use chrec_convert_rhs
9525 on the argument x instead of chrec_convert.
9526 (reset_evolution_in_loop): For pointer types, the new_evol
9528 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9529 different right hand side type.
9530 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9531 (chrec_convert_rhs): New function.
9532 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9533 different right hand side type.
9534 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9535 * tree-chrec.h (chrec_convert_rhs): New prototype.
9536 (build_polynomial_chrec): For pointer types, the right hand
9537 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9538 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9539 Remove subtraction case as it is always addition now.
9540 Make sure the offset is converted to sizetype.
9541 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9542 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9543 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9544 PLUS_EXPR in pointer type.
9545 Handle POINTER_PLUS_EXPR.
9546 (tree_to_aff_combination): Likewise.
9547 (force_expr_to_var_cost): Likewise.
9548 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9549 instead of PLUS_EXPR for pointers.
9550 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9551 instead of PLUS_EXPR of pointer types.
9552 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9554 (check_va_list_escapes): Likewise.
9555 (check_all_va_list_escapes): Likewise.
9556 * dwarf2out.c (loc_descriptor_from_tree_1):
9557 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9558 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9559 (string_constant): Likewise.
9560 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9561 the offset to the base, use POINTER_PLUS_EXPR.
9562 (add_to_parts): Convert the index to sizetype.
9563 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9564 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9565 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9566 Offset only holds something for PLUS_EXPR.
9567 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9569 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9571 (analyze_accesses_for_modify_stmt): Likewise.
9572 Remove comment about the type being integral type as it is
9574 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9576 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9578 Correct the type which the artimentic is done in (is now
9581 * tree-data-ref.c (split_constant_offset): Handle
9583 * tree-affine.c (tree_to_aff_combination): Likewise.
9584 * c-typeck.c (build_unary_op): For pointers create the increment
9585 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9587 * gimplify.c (gimplify_self_mod_expr): Create a
9588 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9589 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9590 * tree.def (POINTER_PLUS_EXPR): New tree code.
9591 * tree-predcom.c (ref_at_iteration): If we have a pointer
9592 type do the multiplication in sizetype.
9593 * tree-mudflap.c (mf_xform_derefs_1): Create a
9594 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9595 * tree-ssa-forwprop.c
9596 (forward_propagate_addr_into_variable_array_index):
9597 Don't expect there to be a cast for the index as that
9598 does not exist anymore.
9599 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9600 instead of PLUS_EXPR.
9601 Don't check for the first operand of the POINTER_PLUS_EXPR
9602 was the index as it cannot be.
9603 Call forward_propagate_addr_into_variable_array_index with
9604 the SSA_NAME instead of the statement.
9605 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9606 (compare_constant): Likewise.
9607 (copy_constant): Likewise.
9608 (compute_reloc_for_constant): Likewise.
9609 (output_addressed_constants): Likewise.
9610 (initializer_constant_valid_p): Likewise.
9611 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9612 Convert the MIN/MAX of the inner type to the outer
9613 type before comparing them.
9614 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9615 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9616 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9617 of PLUS_EXPR for pointers.
9618 * tree-inline.c (estimate_num_insns_1): Handle
9620 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9621 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9622 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9623 instead of PLUS_EXPR for the pointer increment statement.
9624 (vect_update_ivs_after_vectorizer): For pointer types, create
9625 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9626 MULT_EXPR in sizetype.
9627 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9629 * tree-object-size.c (plus_expr_object_size): Handle
9630 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9631 code which is trying to figure out which side is a pointer and
9633 (check_for_plus_in_loops_1): Likewise.
9634 (check_for_plus_in_loops): Likewise.
9635 * c-common.c (pointer_int_sum): Create a
9636 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9637 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9638 only POINTER_PLUS_EXPR. Removing all the extra
9639 code which is trying to figure out which side is a pointer and
9641 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9642 PLUS_EXPR and MINUS_EXPR.
9643 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9645 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9646 with make_tree, instead of a pointer type.
9647 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9648 for pointers instead of PLUS_EXPR.
9649 (s390_gimplify_va_arg): Likewise.
9650 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9651 instead of PLUS_EXPR when doing addition on pointer
9652 types. Use sizetype for the second operand.
9653 (spu_gimplify_va_arg_expr): Likewise.
9654 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9655 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9656 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9657 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9658 for the pointer addition and also use size_int/sizetype
9660 (ix86_gimplify_va_arg): Likewise.
9661 Perform BIT_AND_EXPR on sizetype arguments.
9662 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9663 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9664 for the pointer additions and also use size_int for the offsets.
9665 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9666 additions and also use size_int for the offsets. Perform
9667 BIT_AND_EXPR on sizetype arguments.
9668 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9669 POINTER_PLUS_EXPR for pointers and create the
9670 BIT_AND_EXPR in sizetype.
9671 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9672 instead of PLUS_EXPR for pointer addition.
9673 (rs6000_va_start): Likewise.
9674 Also use sizetype for the offset.
9675 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9676 as PLUS_EXPR/MINUS_EXPR.
9677 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9678 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9679 Don't use BIT_AND_EXPR on a pointer type, convert the
9680 expression to sizetype first.
9681 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9683 (mips_gimplify_va_arg_expr): Likewise.
9684 Don't create BIT_AND_EXPR in a pointer type.
9686 2007-06-15 Eric Christopher <echristo@apple.com>
9688 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9689 (x86_64-*-darwin*): Ditto.
9690 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9693 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9695 * doc/extend.texi: Document behavior of __attribute__((aligned))
9698 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9700 * rtlanal.c (note_stores): Improve documentation.
9702 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9704 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9705 LOCAL_LABEL_PREFIX): Delete.
9706 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9707 (bfin_internal_label): Delete.
9709 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9711 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9712 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9713 otherwise define to LIBGCC2_TF_CEXT.
9714 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9715 (LIBGCC_TF_CEXT): Ditto.
9718 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9720 PR rtl-optimization/32339
9721 * df-scan.c (df_uses_record): Don't modify flags but just add to
9722 it for df_ref_record.
9724 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9726 * tree-mudflap.c: Fix whitespace issues.
9728 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9730 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9732 2007-06-14 Eric Christopher <echristo@apple.com>
9734 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9735 (movv4sf): Use gcc_unreachable instead of abort.
9737 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/sfp-machine.h (CMPtype): New define.
9741 (mach stubs): Use CMPtype instead of int as a return type.
9743 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9745 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9746 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9747 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9748 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9749 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9750 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9751 config/soft-fp/soft-fp.h: Update from glibc CVS.
9753 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9755 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9757 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9760 * config/v850/v850.c: Include dataflow header file.
9761 (substitute_ep_register): Fix typo.
9763 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9765 * configure.ac: Fix earlier checkin.
9766 * configure: Regenerated.
9768 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9770 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9771 * aclocal.m4: Regenerate.
9772 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9773 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9774 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9775 * configure: Regenerate.
9776 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9778 * Makefile.in (quickstrap): Build libgcc too.
9780 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9782 * configure.ac: Add --enable-checking=df. Explicitly mention that
9783 the variables are initialized as for "release".
9784 * df-core.c: Use it.
9785 * configure: Regenerate.
9786 * config.in: Regenerate.
9788 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9790 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9791 validate_replace_rtx instead of replace_rtx.
9792 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9794 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9796 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9797 (DWARF2_UNWIND_INFO): Override default if configured with
9799 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9800 (ENDFILE_SPEC): Add crtend.o.
9801 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9802 (ENDFILE_SPEC): Add crtend.o.
9803 (TARGET_USE_JCR_SECTION): Define.
9804 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9806 * config/i386/cygming-crtbegin.c: New file.
9807 * config/i386/cygming-crtend.c: New file.
9809 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9811 * config/i386/w32-unwind.h: New file.
9813 2007-06-13 Eric Christopher <echristo@apple.com>
9815 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9816 the user set a value below STACK_BOUNDARY.
9818 2007-06-13 Thiemo Seufer <ths@networkno.de>
9820 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9821 imply -lpthread for -pthread.
9823 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9825 * basic-block.h: Remove the prototype for
9826 free_basic_block_vars.
9827 * cfglayout.h: Remove the prototype for
9828 insn_locators_initialize.
9829 * tree.h: Remove the prototype for emit_line_note.
9831 * tree-ssa-pre.c (mergephitemp): Remove.
9832 (init_pre): Don't use mergephitemp.
9834 2007-06-13 Eric Christopher <echristo@apple.com>
9836 * config/i386/i386.c (override_options): If we've specified
9837 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9839 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9841 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9844 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9846 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9847 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9848 (eh_store_handler): New pattern.
9849 (eh_return): Emit it instead of a plain move.
9851 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9853 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9854 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9855 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9858 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9860 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9861 (find_next_insn_start, find_load): New functions.
9862 (bfin_reorg): Use them to deal with the fact that parallel insns are
9863 no longer represented as a SEQUENCE.
9865 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9867 * config/sparc/sparc.c (sparc_override_options): Initialize
9870 2007-06-13 Dave Korn <dave.korn@artimi.com>
9872 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9875 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9877 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9878 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9879 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9880 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9881 tree-vect-transform.c: Fix comment typos. Follow spelling
9884 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9886 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9887 to the exit block use set.
9888 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9889 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9890 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9892 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9894 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9895 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9896 to indicate an error.
9897 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9899 (dbg_cnt_process_opt): Print an error on a bad argument.
9900 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9901 * common.opt (-fdbg-cnt-list): New.
9902 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9904 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9906 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9907 flag on ref-all pointers.
9909 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9912 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9913 for the offset with the modifier as EXPAND_INITIALIZER
9914 if the modifier is EXPAND_INITIALIZER.
9915 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9916 a register if we had an overflow.
9918 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9920 * real.c (real_isfinite): New.
9921 (real_sqrt): Use it.
9922 * real.h (real_isfinite): New.
9923 * builtins.c: Use it.
9925 2007-06-12 Ian Lance Taylor <iant@google.com>
9926 Daniel Berlin <dberlin@dberlin.org>
9929 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9930 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9931 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9932 (DECL_NO_TBAA_P): Define.
9933 (struct tree_decl_common): Add no_tbaa_flag field.
9934 * tree-ssa-structalias.c (struct variable_info): Add
9935 no_tbaa_pruning field.
9936 (new_var_info): Initialize no_tbaa_pruning field.
9937 (unify_nodes): Copy no_tbaa_pruning field.
9938 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9939 (dump_solution_for_var): Print no_tbaa_pruning flag.
9940 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9942 (compute_tbaa_pruning): New static function.
9943 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9944 Call compute_tbaa_pruning.
9945 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9946 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9947 * gimple-low.c (lower_stmt): Likewise.
9948 * tree-gimple.c (is_gimple_stmt): Likewise.
9949 * tree-ssa-operands.c (get_expr_operands): Likewise.
9950 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9951 * tree-inline.c (estimate_num_insns_1): Likewise.
9952 (copy_result_decl_to_var): Likewise.
9953 * expr.c (expand_expr_real_1): Likewise.
9954 * tree-pretty-print.c (dump_generic_node): Likewise.
9955 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9956 * omp-low.c (omp_copy_decl_2): Likewise.
9957 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9958 * doc/c-tree.texi (Expression trees): Document
9959 CHANGE_DYNAMIC_TYPE_EXPR.
9961 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9963 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9964 with !HONOR_NANS and !HONOR_INFINITIES.
9965 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9967 2007-06-12 Tristan Gingold <gingold@adacore.com>
9969 * gcov.c: Comments updated.
9970 (source_info): Add file_time field.
9971 (source_index): New variable.
9972 (mutiple_files): New variable.
9973 (generate_results): New function extracted from process_file.
9974 (process_file): Save and restore chain of functions, generate
9975 results and free structures only if not merging results.
9976 (release_structures): File names are now freed in create_file_names
9977 (create_file_names): Free previous file names.
9978 (find_source): File date is now read here and modifications in
9979 source files is checked here.
9980 (read_graph_file): Only reverse order of functions for the current
9982 (make_gcov_file_name): Do not generate long names if input_name is
9984 (output_lines): If merging results do not display graph, data and
9986 Checking source file modification is done in find_source.
9988 * doc/gcov.texi: Append an s to sourcefile.
9990 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9992 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9993 (forced_nop): New pattern.
9994 * config/bfin/bfin.c: Include "df.h".
9995 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9996 (bfin_discover_loop): Use df_get_live_in instead of
9997 global_live_at_start.
9998 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9999 df_analyze when done.
10000 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10001 the insns. Use QImode for the final insn in a bundle. Call
10002 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10004 (reorder_var_tracking_notes): New function.
10005 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10006 update_life_info. Call df_analyze after scheduling and bundle
10007 generation. Call reorder_var_tracking_notes if generating these
10008 notes. Call df_finish_pass at the end.
10010 2007-06-12 Dirk Mueller <dmueller@suse.de>
10012 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10013 a comparison, not an assignment.
10015 2007-06-12 Olivier Hainque <hainque@adacore.com>
10017 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10018 Request walking the subtrees only, leaving the current is_lhs/val_only
10020 (convert_non_local_reference): Likewise.
10022 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10024 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10026 2007-06-12 Richard Guenther <rguenther@suse.de>
10028 PR tree-optimization/15353
10029 PR tree-optimization/31657
10030 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10031 * timevar.def: Add TV_TREE_IFCOMBINE.
10032 * tree-pass.h (pass_tree_ifcombine): Declare.
10033 * tree-ssa-ifcombine.c: New file.
10034 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10035 * tree-flow.h (blocks_in_phiopt_order): Declare.
10036 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10037 (tree-ssa-ifcombine.o): New dependencies.
10039 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10041 PR rtl-optimization/32293
10042 * combine.c (simplify_if_then_else): Truncate return from
10043 nonzero_bits() to correct mode.
10045 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10047 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10048 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10050 2007-06-11 Diego Novillo <dnovillo@google.com>
10052 * Makefile.in (reload1.o-warn): Remove.
10054 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10056 * combine.c (subst): Use reg_overlap_mentioned_p
10057 instead of comparing register numbers directly.
10059 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10061 * reload1.c (mark_home_live_1): Use the mode parameter.
10063 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10065 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10066 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10068 * df-core.c: Ditto.
10070 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10072 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10074 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10076 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10077 from integer registers.
10078 (FP mode splitters): Handle TFmode.
10080 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10082 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10083 for ref-all pointers that point-to anything.
10085 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10087 * config/arm/arm.c (arm_output_dwarf_dtprel,
10088 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10090 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10092 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10093 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10096 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10098 * tree.c (signed_or_unsigned_type_for): New.
10099 (unsigned_type_for): Use signed_or_unsigned_type_for.
10100 (signed_type_for): Use signed_or_unsigned_type_for.
10101 * tree.h (signed_or_unsigned_type_for): New.
10102 (get_signed_or_unsigned_type): Remove.
10103 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10104 lang_hooks.types.signed_type
10105 (size_diffop): Likewise.
10106 (all_ones_mask_p): Likewise.
10107 (build_range_check): Likewise.
10108 (fold_cond_expr_with_comparison): Likewise.
10109 (fold_cond_expr_with_comparison): Likewise.
10110 (unextend): Likewise.
10111 (extract_muldiv_1): Likewise.
10112 (fold_single_bit_test_into_sign_test): Likewise.
10113 (fold_binary): Likewise.
10114 (fold_ternary): Likewise.
10115 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10116 instead of get_signed_or_unsigned_type.
10117 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10118 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10119 * expr.c (signed_or_unsigned_type_for): Use
10120 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10121 * langhooks.c (get_signed_or_unsigned_type): Remove.
10122 (lhd_signed_or_unsigned_type): Remove.
10123 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10124 signed_or_unsigned_type.
10125 (lhd_signed_or_unsigned_type): Remove.
10126 * expmed.c (make_tree): Use signed_type_for instead of
10127 lang_hooks.types.signed_type.
10128 * c-common.c (same_scalar_type_ignoring_signedness): Use
10129 c_common_signed_type instead of lang_hooks.types.signed_type.
10130 (c_common_unsigned_type): New.
10131 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10132 (shorten_compare): Use c_common_unsigned_type instead of
10133 c_common_signed_or_unsigned_type.
10134 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10136 * convert.c (convert_to_integer): Use signed_type_for instead of
10137 lang_hooks.types.signed_type.
10138 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10139 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10140 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10141 * c-format.c (check_format_types): Use c_common_unsigned_type
10142 instead of unsigned_type_for.
10143 * c-decl.c (groakdeclarator): Likewise.
10144 * c-typeck.c (convert_for_assignment): Likewise.
10145 * c-common.h (c_common_unsigned_type): New.
10147 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10150 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10151 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10153 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10155 PR middle-end/32279
10156 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10157 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10159 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10160 Sebastian Pop <sebpop@gmail.com>
10162 * lambda-code.c (remove_iv): New.
10163 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10165 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10167 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10168 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10169 * tree-ssa-loop-prefetch.c: Include optabs.h.
10170 (FENCE_FOLLOWING_MOVNT): New macro.
10171 (struct mem_ref): Add independent_p and storent_p fields.
10172 (record_ref): Initalize the new fields.
10173 (gather_memory_references_ref): Return true if the reference
10175 (gather_memory_references): Check whether all memory accesses
10176 in loop were recorded.
10177 (should_issue_prefetch_p): Return false for nontemporal stores.
10178 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10179 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10180 (determine_loop_nest_reuse): Detect independent memory references.
10181 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10182 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10183 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10184 * config/i386/i386.h (x86_mfence): Declare.
10185 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10186 * config/i386/i386.c (x86_mfence): New variable.
10187 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10189 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10190 * optabs.c (init_optabs): Initialize storent_optab.
10191 * optabs.h (enum optab_index): Add OTI_storent.
10192 (storent_optab): Declare.
10193 * genopinit.c (optabs): Add initialization for storent_optab.
10194 * tree.h (MOVE_NONTEMPORAL): New macro.
10195 * expr.c (expand_assignment, store_expr, store_constructor_field,
10196 store_constructor, store_field, expand_expr_real_1): Propagate
10197 nontemporality of the expanded store.
10198 (emit_storent_insn): New function.
10199 * expr.h (expand_assignment, store_expr): Declaration changed.
10200 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10201 to expand_assignment.
10202 * stmt.c (expand_asm_expr): Ditto.
10203 * calls.c (initialize_argument_information): Pass false as
10204 nontemporality to store_expr.
10205 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10208 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10210 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10212 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10214 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10216 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10217 and allow DECL_P here.
10219 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10221 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10222 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10223 track of the size of the expression.
10224 * cfghooks.c (merge_blocks): Remove block from loops structure only
10225 after call of the merge_blocks hook.
10227 2007-06-09 Tom Tromey <tromey@redhat.com>
10229 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10230 (deprecated_state): Removed.
10231 (start_decl): Update.
10232 (enum deprecated_states): Moved earlier.
10233 (groktypename): Update.
10234 (push_parm_decl): Likewise.
10235 (grokfield): Likewise.
10236 (start_function): Likewise.
10238 2007-06-09 Ian Lance Taylor <iant@google.com>
10240 PR tree-optimization/32169
10241 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10242 CONVERT_EXPR, check whether min and max both converted to an
10243 overflow infinity representation.
10245 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10247 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10248 not inserted on the edge.
10250 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10252 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10253 instructions if they are supported.
10254 (__divsi3, __umodsi3, __modsi3): Likewise.
10255 (__ashldi3, __ashrdi3, __lshrdi3): New.
10256 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10258 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10259 Tony Linthicum <tony.linthicum@amd.com>
10261 * doc/invoke.texi: Add fvect-cost-model flag.
10262 * common.opt (fvect-cost-model): New flag.
10263 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10264 cost fields in stmt_vec_info struct for STMT.
10265 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10266 fields in stmt_vec_info struct and access functions for the same.
10267 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10268 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10269 load, store and vector to scalar operation.
10270 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10271 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10272 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10273 (TARG_VEC_STORE_COST): Define cost of vector store.
10274 (vect_estimate_min_profitable_iters): Define new function.
10275 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10276 check to evaluate if loop iterations are less than minimum profitable
10277 iterations determined by cost model or minimum vect loop bound defined
10278 by user, whichever is more conservative.
10279 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10280 run-time check to evaluate if loop iterations are less than minimum
10281 profitable iterations determined by cost model or minimum vect loop
10282 bound defined by user, whichever is more conservative.
10283 (vect_estimate_min_profitable_iterations): New function to estimate
10284 mimimimum iterartions required for vector version of loop to be
10285 profitable over scalar version.
10286 (vect_model_reduction_cost): New function.
10287 (vect_model_induction_cost): New function.
10288 (vect_model_simple_cost): New function.
10289 (vect_cost_strided_group_size): New function.
10290 (vect_model_store_cost): New function.
10291 (vect_model_load_cost): New function.
10292 (vectorizable_reduction): Call vect_model_reduction_cost during
10294 (vectorizable_induction): Call vect_model_induction_cost during
10296 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10297 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10298 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10299 vectorizable_promotion, vectorizable_demotion): Call
10300 vect_model_simple_cost during analysis phase.
10302 2007-06-08 Simon Baldwin <simonb@google.com>
10304 * reg-stack.c (get_true_reg): Readability change. Moved default case
10305 label into direct switch statement scope.
10307 2007-06-08 Simon Baldwin <simonb@google.com>
10309 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10310 in gcc_assert() with '==' comparison.
10312 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10314 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10315 TARGET_ABM handling of x86_popcnt variable.
10317 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10319 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10320 __builtin_copysignq and __builtin_infq built-in functions.
10322 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10324 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10325 SSE4.2 section. Correct built-in function names in SSE4A section.
10327 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10329 PR tree-optimization/32243
10330 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10331 for ncopies after ratio check between nunits_out and nunits_in.
10332 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10334 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10336 PR tree-optimization/32224
10337 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10338 vectorization upon a non GIMPLE_MODIFY_STMT.
10340 2007-06-08 Christian Bruel <christian.bruel@st.com>
10343 * config/sh/sh.md (doloop_end): New pattern and splitter.
10344 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10346 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10348 PR middle-end/32209
10349 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10351 (verify_dominators): Do not change dominance tree.
10353 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10355 * config/sh/constraints.md: New file.
10356 * config/sh/sh.c: Include tm-constrs.h.
10357 (reg_class_from_letter): Remove.
10358 (prepare_cbranch_operands): Use satisfies_constraint_*
10359 function instead of macro.
10360 (andcosts, broken_move, sh_secondary_reload): Likewise.
10361 * config/sh/predicates.md (trapping_target_operand): Likewise.
10362 (and_operand, arith_operand, arith_reg_or_0_operand,
10363 cmp_operand, logical_operand, target_operand,
10364 ua_address_operand, ua_offset, xor_operand): Likewise.
10365 * config/sh/sh.md: Include constraints.md.
10366 (*movsicc_t_false): Use satisfies_constraint_* function
10368 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10369 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10370 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10371 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10372 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10373 (REG_CLASS_FROM_CONSTRAINT): Remove.
10374 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10375 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10376 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10377 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10378 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10379 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10380 function instead of macro.
10381 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10382 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10383 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10384 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10385 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10386 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10387 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10388 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10389 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10390 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10391 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10392 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10393 EXTRA_CONSTRAINT_STR): Likewise.
10394 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10396 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10398 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10400 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10403 * c-common.h (flag_cpp0x): Replaced by...
10404 (cxx_dialect): ... this new variable specifying the C++ dialect that
10406 * c-common.c (flag_cpp0x): Removed.
10407 (cxx_dialect): Defined.
10408 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10410 * c-opts.c (c_common_post_options): Likewise.
10411 (set_std_cxx98): Set cxx_dialect to cxx98.
10412 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10414 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10415 Hui-May Chang <hm.chang@apple.com>
10417 * doc/invoke.texi (Darwin Options): Update documentation for
10418 -mmacosx-version-min.
10419 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10420 * config/darwin-driver.c: New file.
10421 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10422 * config/t-darwin (darwin-driver.o): New rule.
10424 * config/darwin-c.c (version_as_macro): Ignore low digit.
10426 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10428 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10429 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10430 (CSGNMODE): New mode macro.
10431 (CSGNVMODE): New mode attribute.
10432 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10433 expander using CSGNMODE mode macro. Handle TFmode.
10434 (copysign<mode>3_const): Rename from copysignsf3_const and
10435 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10437 (copysign<mode>3_var): Rename from copysignsf3_var and
10438 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10440 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10441 mode macro. Handle TFmode.
10442 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10443 (iortf3, *iortf3): Ditto.
10444 (xortf3, *xortf3): Ditto.
10445 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10446 TFmode and TImode masks.
10447 (ix86_expand_copysign): Expand TFmode copysign insn.
10448 (IX86_BUILTIN_INFQ): New.
10449 (IX86_BUILTIN_FABSQ): Ditto.
10450 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10451 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10452 [__builtin_fabsq]: Ditto.
10453 [__builtin_copysignq]: Ditto.
10454 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10455 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10456 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10457 ix86_expand_binop_builtin().
10459 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10461 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10463 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10466 * rtl.h (push_to_sequence2): New.
10467 * emit-rtl.c (push_to_sequence2): New.
10468 * function.c (assign_parm_data_all): Add new fields.
10469 (assign_parm_setup_block): Call push_to_sequence2 instead of
10471 (assign_parm_setup_reg): Ditto.
10472 (assign_parm_setup_stack): Ditto.
10473 (assign_parms_unsplit_complex): Ditto.
10474 (assign_parms): Change field name.
10476 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10478 PR tree-optimization/32220
10479 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10480 phi node is reached before defining statement.
10482 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10485 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10486 after changing the right hand side of the assignment.
10488 2007-06-06 Eric Christopher <echristo@apple.com>
10490 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10491 (x86_64-*-darwin*): Ditto.
10492 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10493 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10495 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10497 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10498 coding conventions.
10499 (add_key): Likewise.
10500 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10501 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10503 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10505 (add_cost_one_coalesce): Likewise.
10506 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10507 variable names. Rename orig to orig_name for consistency.
10508 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10509 coding conventions.
10510 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10512 (record_equivalences_from_stmt): Likewise.
10513 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10514 the coding conventions.
10515 (memory_ssa_name_same): Likewise.
10516 (dse_optimize_stmt): Likewise.
10517 (dse_record_phis): Likewise.
10518 (dse_finalize_block): Likewise.
10519 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10520 keywords as variable names.
10521 (may_move_till): Cast according to the coding conventions.
10522 (force_move_till_expr): Avoid using C++ keywords as variable names.
10523 (force_move_till): Cast according to the coding conventions.
10524 (memref_hash): Likewise.
10525 (memref_eq): Likewise.
10526 (gather_mem_refs_stmt): Likewise.
10527 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10528 using C++ keywords as variable names.
10529 (idx_find_step): Cast according to the coding conventions.
10530 (idx_record_use): Likewise.
10531 (find_depends): Likewise.
10532 (prepare_decl_rtl): Likewise.
10533 (mbc_entry_hash): Likewise.
10534 (mbc_entry_eq): Likewise.
10535 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10536 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10537 (idx_infer_loop_bounds): Cast according to the coding conventions.
10538 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10539 * tree-ssa-math-opts.c (occ_new ): Likwise.
10540 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10542 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10544 (add_use_op): Likewise.
10545 (add_vop): Likewise.
10546 (add_vuse_op): Likewise.
10547 (add_vdef_op): Likewise.
10548 (get_expr_operands): Likewise.
10549 (push_stmt_changes): Use type safe memory macros.
10550 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10551 keywords as variable names.
10552 (conditional_replacement): Likewise.
10553 (minmax_replacement): Likewise.
10554 (abs_replacement): Likewise.
10555 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10556 coding conventions.
10557 (insert_fake_stores): Avoid using C++ keywords as variable names.
10558 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10560 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10561 (heapvar_insert): Use type safe memory macros.
10562 (new_var_info): Cast according to the coding conventions.
10563 (new_constraint): Likewise.
10564 (remove_preds_and_fake_succs): Use type safe memory macros.
10565 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10567 (thread_single_edge): Likewise.
10568 (thread_through_loop_header): Likewise.
10570 2007-06-06 Eric Christopher <echristo@apple.com>
10572 * config/i386/i386.c (override_options): Move handling
10573 of TARGET_SUBTARGET* earlier.
10575 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10577 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10580 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10582 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10583 emited outside of basic block.
10584 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10585 the created blocks.
10586 * rtl.h (delete_insn_chain): Declaration changed.
10587 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10589 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10590 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10591 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10592 to delete_insn_chain.
10593 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10594 do not have bb field set.
10595 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10597 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10598 * cfgcleanup.c (try_optimize_cfg): Ditto.
10600 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10602 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10603 (lambda_body_vector_new): Use type safe memory macros.
10604 (lambda_linear_expression_new): Likewise.
10605 (lambda_loopnest_new): Likewise.
10606 (lambda_lattice_new): Likewise.
10607 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10608 conventions. Use type safe memory macros.
10609 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10610 (lambda_body_vector_s): Likewise.
10611 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10612 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10614 2007-06-06 Richard Guenther <rguenther@suse.de>
10616 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10617 if we need to schedule cfg_cleanup.
10618 (tree_ssa_forward_propagate_single_use_vars): Do so.
10620 2007-06-06 Ian Lance Taylor <iant@google.com>
10622 * fold-const.c (merge_ranges): If range_successor or
10623 range_predecessor fail, just return 0.
10625 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10627 PR tree-optimization/32216
10628 * tree-vectorizer.c (supportable_widening_operation): Determine
10629 signedness of FIX_TRUNC_EXPR from output operand.
10630 (supportable_narrowing_operation): Ditto.
10631 * tree-vect-generic.c (expand_vector_operations_1): Determine
10632 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10633 from input operand.
10635 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10637 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10638 (struct pta): ...from here. Change flags to unsigned to avoid
10639 excessive casting (as it is used as a bit mask).
10640 (override_options): Add casts according to the coding convenventions.
10641 (x86_64_elf_unique_section): Likewise.
10642 (examine_argument): Avoid using C++ keywords as variable names.
10643 (construct_container): Likewise.
10644 (legitimize_pic_address): Likewise.
10645 (get_dllimport_decl): Cast according to the coding conventions. Use
10646 type safe memory macros.
10647 (legitimize_address): Cast according to the coding conventions.
10648 (emit_i387_cw_initialization): Corrected the type of slot to enum
10650 (ix86_init_machine_status): Use type safe memory macros.
10651 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10652 (bdesc_pcmpistr): Likewise.
10653 (bdesc_crc32): Likewise.
10654 (bdesc_sse_3arg): Likewise.
10655 (bdesc_2arg): Likewise.
10656 (bdesc_1arg): Likewise.
10657 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10658 (ix86_expand_sse_pcmpistr): Likewise.
10659 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10660 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10661 int to match the langhook definition.
10662 (ix86_builtin_conversion): Change the type of code to unsigned init to
10663 match the langhook definition.
10664 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10666 (ix86_preferred_output_reload_class): Likewise.
10667 (ix86_cannot_change_mode_class): Likewise.
10668 (ix86_memory_move_cost): Likewise.
10669 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10670 avoid excessive casting later on.
10671 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10673 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10675 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10676 as flags setting insn.
10677 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10679 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10681 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10682 (UNSPEC_ROUND): New.
10683 ("sse4_1_round<mode>2"): New insn pattern.
10684 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10686 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10687 expander using SSEMODEF mode macro. Expand using
10688 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10689 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10690 expander using SSEMODEF mode macro. Expand using
10691 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10692 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10693 expander using SSEMODEF mode macro. Expand using
10694 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10695 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10696 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10697 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10700 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10701 Sebastian Pop <sebpop@gmail.com>
10703 * lambda.h (build_linear_expr): New.
10704 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10705 Use build_linear_expr, call fold and force_gimple_operand.
10706 (lambda_loopnest_to_gcc_loopnest): Check that there is
10707 something to insert.
10708 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10710 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10712 PR preprocessor/23479
10713 * doc/extend.texi: Document the 0b-prefixed binary integer
10714 constant extension.
10716 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10718 PR tree-optimization/32215
10719 * tree-vectorizer.c (supportable_widening_operation): Return false
10720 for unsupported FIX_TRUNC_EXPR tree code.
10721 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10723 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10725 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10726 register on SPE targets. Change documentation to reflect
10728 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10729 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10730 out of the register allocation pool.
10731 (rs6000_reg_live_or_pic_offset_p): New function.
10732 (rs6000_emit_prologue): Move the actual saving of LR up to free
10733 r0 for holding r11. Split saving of SPE 64-bit registers into
10734 its own case. Ensure that offsets will always be in-range for
10735 'evstdd' by using r11 as a scratch register to point at the start
10736 of the SPE save area. Save r11 if necessary, as it is the static
10738 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10739 into its own case. Ensure that offsets will always be in-range
10740 for 'evldd' by using r11 as a scratch register to point at the
10741 start of the SPE save area. Also adjust r11 when restoring
10742 the stack pointer to compensate for pre-loading r11.
10744 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10746 * cfg.c (init_flow): Use type safe memory macros.
10747 (alloc_block): Likewise.
10748 (unchecked_make_edge): Likewise.
10749 (dump_flow_info): Avoid using C++ keywords as variable names.
10750 (copy_original_table_clear): Cast according to the coding conventions.
10751 (copy_original_table_set): Likewise.
10752 * cfgexpand (label_rtx_for_bb): Likewise.
10753 (expand_gimple_basic_block): Likewise.
10754 * cfghooks.c (dump_bb): Likewise.
10755 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10757 (lv_add_condition_to_bb): Likewise.
10758 * cfglayout (relink_block_chain): Cast according to the coding
10760 (fixup_reorder_chain): Likewise.
10761 (fixup_fallthru_exit_predecessor): Likewise.
10762 * cfgloop.c (glb_enum_p): Likewise.
10763 (get_exit_description): Likewise.
10764 (dump_recorded_exit): Likewise.
10765 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10766 (struct loop): ... from here.
10767 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10769 * cfgrtl.c (rtl_create_basic_block): Likewise.
10770 (rtl_split_block): Likewise.
10771 (rtl_dump_bb): Likewise.
10772 (cfg_layout_split_block): Likewise.
10773 (init_rtl_bb_info): Use typesafe memory macros.
10775 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10776 * graphds.h: Updated all usages of edge to graph_edge.
10777 * graphds.c: Likewise.
10778 * cfgloopanal.c: Likewise.
10780 2007-06-05 Ian Lance Taylor <iant@google.com>
10782 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10783 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10784 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10786 (test_for_singularity): Likewise.
10788 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10790 * config/i386/constraints.md ("Y2"): Replaced by ...
10792 * config/i386/i386.md: Likewise.
10793 * config/i386/mmx.md: Likewise.
10794 * config/i386/sse.md: Likewise.
10796 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10798 * config/i386/constraints.md ("z"): Replaced by ...
10800 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10801 (sse4_1_blendvps): Likewise.
10802 (sse4_1_pblendvb): Likewise.
10803 (sse4_2_pcmpestr): Likewise.
10804 (sse4_2_pcmpestrm): Likewise.
10805 (sse4_2_pcmpestr_cconly): Likewise.
10806 (sse4_2_pcmpistr): Likewise.
10807 (sse4_2_pcmpistrm): Likewise.
10808 (sse4_2_pcmpistr_cconly): Likewise.
10810 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10812 * matrix-reorg.c (transform_access_sites): Fix computation.
10813 (transform_allocation_sites): Same.
10815 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10817 * config/i386/i386.c (override_options): Use
10818 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10820 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10822 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10823 (nonimm_not_xmm0_operand): Ditto.
10824 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10825 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10826 as operand[2] predicate. Require "z" class XMM register for
10827 operand[3]. Adjust asm template.
10828 ("sse4_1_blendvpd"): Ditto.
10829 ("sse4_1_pblendvb"): Ditto.
10830 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10831 force op2 into xmm0 register for variable blend instructions.
10833 2007-06-04 Tom Tromey <tromey@redhat.com>
10835 * c-tree.h (start_enum): Update.
10836 (build_enumerator): Likewise.
10837 * c-decl.c (enum_next_value): Removed.
10838 (enum_overflow): Likewise.
10839 (start_enum): Add c_enum_contents argument. Don't use globals.
10840 (build_enumerator): Likewise.
10841 * c-tree.h (struct c_enum_contents): New struct.
10843 2007-06-04 Tom Tromey <tromey@redhat.com>
10845 * c-common.c (c_common_get_alias_set): Fix indentation.
10847 2007-06-04 Ian Lance Taylor <iant@google.com>
10849 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10850 to overflow, reduce overflow infinity to regular infinity.
10851 (vrp_var_may_overflow): New static function.
10852 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10854 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10856 * stor-layout.c (layout_type): Remove duplicate code.
10858 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10861 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10862 before build_common_builtin_nodes ().
10864 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10867 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10869 2007-06-04 Jan Hubicka <jh@suse.cz>
10871 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10872 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10873 instead of _stat version.
10875 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10877 PR tree-optimization/32194
10878 * tree-predcom.c (determine_offset): Check that both references have
10881 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10883 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10884 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10885 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10886 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10887 Add argument to iterate_fix_dominators call.
10888 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10889 * gcse.c (hoist_code): Change domby to vector.
10890 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10891 Add argument to iterate_fix_dominators call.
10892 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10893 recompute_dominator.
10894 * lambda-code.c (perfect_nestify): Ditto.
10895 * cfgloopanal.c: Include graphds.h.
10896 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10897 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10898 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10900 * graphds.c: New file.
10901 * graphds.h: New file.
10902 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10903 (get_dominated_by, get_dominated_by_region): Change return type to
10905 (verify_dominators): Recompute all dominators and compare the results.
10906 (recount_dominator): Renamed to ...
10907 (recompute_dominator): ... this. Do not check that the block is
10908 dominated by entry.
10909 (iterate_fix_dominators): Reimplemented.
10910 (prune_bbs_to_update_dominators, root_of_dom_tree,
10911 determine_dominators_for_sons): New functions.
10912 * et-forest.c (et_root): New function.
10913 * et-forest.h (et_root): Declare.
10914 * Makefile.in (graphds.o): Add.
10915 (cfgloopanal.o): Add graphds.h dependency.
10916 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10917 * basic-block.h (get_dominated_by, get_dominated_by_region,
10918 iterate_fix_dominators): Declaration changed.
10919 (recount_dominator): Renamed to ...
10920 (recompute_dominator): ... this.
10921 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10922 (thread_through_all_blocks): Do not free dominance info.
10924 2007-06-03 Andreas Schwab <schwab@suse.de>
10926 * config/m68k/m68k.c (override_options): Don't override
10928 * config/m68k/m68k-modes.def (SF, DF): Define to use
10929 motorola_single_format and motorola_double_format, resp.
10930 * real.c (motorola_single_format): Renamed from
10931 coldfire_single_format.
10932 (motorola_double_format): Renamed from coldfire_double_format.
10933 (encode_ieee_extended): Generate a proper canonical NaN image
10934 respecting canonical_nan_lsbs_set.
10935 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10937 * real.h: Adjust declarations.
10939 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10942 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10943 the symbol is generated with the stack protector.
10945 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10947 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10948 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10950 * doc/extend.texi (interrupt): Mention m68k.
10952 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10954 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10955 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10956 (ix86_expand_sse_pcmpestr): Do not check operands for
10957 "register_operand", when insn operand predicate is "register_operand".
10958 (ix86_expand_sse_pcmpistr): Ditto.
10960 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10961 Uros Bizjak <ubizjak@gmail.com>
10963 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10964 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10965 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10966 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10967 * config/i386/constraints.md ("z"): New register constraint
10968 for members of SSE_FIRST_REG class.
10969 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10970 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10971 SSE_FIRST_REG class.
10972 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10973 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10974 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10975 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10976 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10977 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10978 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10979 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10980 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10981 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10982 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10983 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10984 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10985 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10986 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10987 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10988 (struct builtin_description): Change "flag" field to unsigned.
10989 (bdesc_pcmpestr): New builtin description table.
10990 (bdesc_pcmpistr): Likewise.
10991 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10992 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10993 Initialize pcmp[ei]str[im] insns for SSE4.2.
10994 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10995 (ix86_expand_sse_pcmpistr): Likewise.
10996 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10997 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10998 (UNSPEC_PCMPISTR): Likewise.
10999 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11000 (sse4_2_pcmpestri):New isns pattern.
11001 (sse4_2_pcmpestrm): Likewise.
11002 (sse4_2_pcmpestr_cconly): Likewise.
11003 (sse4_2_pcmpistr): New insn patern and splitter.
11004 (sse4_2_pcmpistri):New isns pattern.
11005 (sse4_2_pcmpistrm): Likewise.
11006 (sse4_2_pcmpistr_cconly): Likewise.
11007 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11010 2007-06-01 David Daney <ddaney@avtrex.com>
11012 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11013 LOADGP_ABSOLUTE and not binds_local_p.
11015 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11017 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11019 2007-06-01 Ian Lance Taylor <iant@google.com>
11021 * tree-vrp.c (compare_name_with_value): Always set
11022 used_strict_overflow if we get a result from the variable itself.
11024 2007-06-01 Ian Lance Taylor <iant@google.com>
11026 PR rtl-optimization/31455
11027 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11028 subregs which have a cast between modes which are not tieable.
11030 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11032 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11033 breaks after return statements.
11035 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11037 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11038 only after no_new_pseudos.
11040 2007-05-31 Eric Christopher <echristo@apple.com>
11042 * expr.c (convert_move): Assert that we don't have a BLKmode
11044 (store_expr): Handle BLKmode moves by calling emit_block_move.
11046 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11048 * c-typeck.c (build_indirect_ref): Include type in error message.
11049 (build_binary_op): Pass types to binary_op_error.
11050 * c-common.c (binary_op_error): Take two type arguments, print out
11052 * c-common.h (binary_op_error): Update prototype.
11054 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11056 * config/i386/i386.c: Correct coments on -mno-sse4.
11058 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11060 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11061 (x86_64-*-*): Likewise.
11062 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11063 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11064 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11065 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11066 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11067 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11068 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11069 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11070 (OPTION_MASK_ISA_SSE4): Likewise.
11071 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11072 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11073 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11074 (override_options): Support SSE4.2.
11075 (ix86_build_const_vector): Support SImode and DImode.
11076 (ix86_build_signbit_mask): Likewise.
11077 (ix86_expand_int_vcond): Support V2DImode.
11078 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11079 (IX86_BUILTIN_CRC32HI): Likewise.
11080 (IX86_BUILTIN_CRC32SI): Likewise.
11081 (IX86_BUILTIN_CRC32DI): Likewise.
11082 (IX86_BUILTIN_PCMPGTQ): Likewise.
11083 (bdesc_crc32): Likewise.
11084 (bdesc_sse_3arg): Likewise.
11085 (ix86_expand_crc32): Likewise.
11086 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11087 (ix86_expand_builtin): Likewise.
11088 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11089 __SSE4_2__ for -msse4.2.
11090 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11091 (CRC32MODE): Likewise.
11092 (crc32modesuffix): Likewise.
11093 (crc32modeconstraint): Likewise.
11094 (sse4_2_crc32<mode>): Likewise.
11095 (sse4_2_crc32di): Likewise.
11096 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11098 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11099 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11100 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11101 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11102 (vcondu<mode>): Likewise.
11103 * doc/extend.texi: Document SSE4.2 built-in functions.
11104 * doc/invoke.texi: Document -msse4.2/-msse4.
11106 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11108 PR tree-optimization/32160
11109 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11110 variable as gimple reg.
11111 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11113 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11115 * gcc.c (main): Don't consider linker options when issuing the
11116 warning about a linker input file not being used.
11118 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11120 * tree-vrp.c (compare_names): Initialize sop.
11122 2007-05-30 Dirk Mueller <dmueller@suse.de>
11124 * cgraphunit.c (cgraph_analyze_function): Remove
11125 computation of inline parameters.
11127 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11129 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11131 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11133 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11134 Add vx-common.h. Include vxworks.h between vx-common.h and
11136 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11138 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11139 (TARGET_ASM_DESTRUCTOR): Likewise.
11140 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11141 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11142 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11143 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11144 (VXWORKS_ENDIAN_SPEC): Define.
11145 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11146 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11147 VXWORKS_* equivalents.
11148 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11149 (ASM_FILE_START): Delete.
11150 (TARGET_VERSION): Reformat.
11151 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11152 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11153 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11154 (FPBIT, DPBIT): Define.
11155 (fp-bit.c, dp-bit.c): New rules.
11156 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11157 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11158 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11159 * config/arm/arm.h: Include vxworks-dummy.h.
11160 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11161 Mark with ATTRIBUTE_UNUSED.
11162 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11163 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11164 make it incompatible with -msingle-pic-base.
11165 (arm_function_ok_for_sibcall): Return false for calls that might
11166 go through a VxWorks PIC PLT entry.
11167 (require_pic_register): New function, split out from...
11168 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11170 (arm_load_pic_register): Handle the VxWorks RTP initialization
11171 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11172 (arm_emit_call_insn): New function.
11173 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11174 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11175 (pic_offset_arm): New pattern.
11176 (call, call_value): Use arm_emit_call_insn.
11177 (call_internal, call_value_internal): New expanders.
11178 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11179 VxWorks unless __PIC__.
11181 2007-05-30 Eric Christopher <echristo@gmail.com>
11183 * genrecog.c: Include regs.h in generated file.
11184 * genemit.c: Ditto. Fix up formatting.
11185 * config/mn10300/constraints.md: New.
11186 * config/mn10300/mn10300.md: Include.
11187 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11188 Fix up for removed macro.
11189 * config/mn10300/predicates.md (call_address_operand): Ditto.
11190 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11191 (CONST_OK_FOR_I): Ditto.
11192 (CONST_OK_FOR_J): Ditto.
11193 (CONST_OK_FOR_K): Ditto.
11194 (CONST_OK_FOR_L): Ditto.
11195 (CONST_OK_FOR_M): Ditto.
11196 (CONST_OK_FOR_N): Ditto.
11197 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11201 (EXTRA_CONSTRAINT): Ditto.
11203 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11205 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11207 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11208 OPTION_MASK_ISA_64BIT.
11209 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11211 2007-05-30 Richard Guenther <rguenther@suse.de>
11213 PR middle-end/32152
11214 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11215 types for comparison.
11216 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11217 with original typed arguments.
11218 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11220 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11222 PR tree-optimization/31769
11223 * except.c (duplicate_eh_regions): Clear prev_try if
11224 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11226 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11228 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11229 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11230 bsi of the location where statements should be inserted.
11231 (sink_code_in_bb): Take bsi from statement_sink_location.
11232 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11233 instead of bsi_start.
11234 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11236 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11237 (bsi_move_before): Document inconsistency with bsi_move_after.
11238 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11240 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11242 * config/i386/i386.h (TARGET_ABM): New define.
11243 (TARGET_POPCNT): Ditto.
11244 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11245 New temporary defines to redefine from OPTION_ISA_* defines.
11246 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11247 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11248 (ix86_isa_flags): New extern int declaration.
11249 (TARGET_SUBTARGET_DEFAULT): New define.
11250 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11251 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11252 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11253 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11254 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11255 * config/i386/darwin.h: Change TARGET_64BIT define to
11258 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11259 using existing "ix86_isa_flags" varible.
11260 (m32, m64): Use existing "ix86_isa_flags" variable.
11261 (mmmx, m3dnow): Ditto.
11262 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11263 (mabm): Define as non-negative option using "x86_abm" variable.
11264 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11266 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11267 Rewrite feature test bitmap.
11268 (ix86_isa_flags): New initialized global int varible.
11269 (ix86_isa_flags_explicit): New static int variable.
11270 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11271 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11272 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11273 target_flags_explicit.
11274 (override_options): Remove "target_enable" and "target_disable" fields
11275 from "struct ptt". Update processor_target_table accordingly. Remove
11276 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11277 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11278 "target_flags" and "ix86_isa_flags_explicit" instead of
11279 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11280 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11281 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11282 to true when either of PTA_POPCNT or PTA_ABM is set in
11283 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11284 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11285 processor_alias_table flags entry. Remove handling of
11286 "target_enable" and "target_disable" fields of processor_target_table.
11287 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11288 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11289 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11290 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11291 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11293 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11295 2007-05-29 David Daney <ddaney@avtrex.com>
11298 * config/mips/mips.c (mips_output_mi_thunk): Emit
11299 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11301 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11302 * config/i386/i386.c (ix86_function_regparm): Added checking of
11303 ix86_force_align_arg_pointer to determine the number of
11304 register parameters.
11306 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11308 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11309 (SET_DR_MISALIGNMENT): New.
11310 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11311 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11312 Use SET_DR_MISALIGNMENT.
11313 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11315 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11316 find_loop_nest): Export.
11317 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11318 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11319 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11320 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11322 (struct mem_ref): Add field reuse_distance.
11323 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11324 Initialize reuse_distance field.
11325 (issue_prefetch_ref): Select temporality of prefetch according to
11327 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11328 self_reuse_distance, determine_loop_nest_reuse): New functions.
11329 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11330 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11331 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11334 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11336 * tree-ssa-alias.c: Add aliasing overview.
11338 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11339 Danny Smith <dannysmith@users.sourceforge.net>
11342 * config/i386/t-crtfm: Compile crtfastmath.o with
11343 -minline-all-stringops.
11344 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11345 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11347 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11349 * doc/md.texi: Document constraints on HP PA-RISC.
11351 * pa/constraints.md: New file.
11352 * pa.md: Include constraints.md.
11353 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11354 (integer_store_memory_operand, ldil_cint_p): New functions.
11355 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11356 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11357 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11358 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11359 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11361 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11364 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11365 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11366 case POSTDECREMENT_EXPR>): Return the error_mark_node
11367 if either the real or imaginary parts would an
11370 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11372 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11373 name when we remove it from a call.
11375 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11377 * targhooks.c (default_narrow_bitfield): Remove.
11378 * targhooks.h: Remove the prototype for
11379 default_narrow_bitfield.
11381 * langhooks-def.h: Remove the prototype for
11382 hook_get_alias_set_0.
11383 * langhooks.c (hook_get_alias_set_0): Remove.
11385 * global.c (EXECUTE_IF_CONFLICT): Remove.
11387 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11390 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11391 return true when truth_value_p is true and the type
11394 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11396 * doc/install.texi (Prerequisites): We no longer require Autoconf
11397 2.13 for the top-level.
11399 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11401 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11402 memory access via x86_expand_vector_move_misalign() only for
11403 TImode values on 32-bit targets.
11405 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11407 * matrix-reorg.c: New file. Implement matrix flattening and
11408 transposing optimization.
11409 * tree-pass.h: Add matrix reorg pass.
11410 * common.opt: Add fipa-mreorg flag.
11411 * Makefile.in: Add matrix-reorg.c.
11412 * passes.c: Add matrix reorg pass.
11413 * varpool.c (add_new_static_var): New function.
11414 * cgraph.h (add_new_static_var): Declare.
11416 2007-05-27 Eric Christopher <echristo@apple.com>
11418 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11419 sp_offset depending on stack size. Save r12 depending
11420 on registers we're saving later.
11421 (rs6000_emit_epilogue): Update sp_offset depending only
11424 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11426 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11427 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11428 * ifcvt.c (if_convert): Ditto.
11429 * tree-ssa-threadupdate.c (thread_block): Ditto.
11430 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11431 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11432 verify_loop_closed_ssa): Check number_of_loops instead of
11434 * predict.c (tree_estimate_probability): Ditto.
11435 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11436 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11437 * modulo-sched.c (sms_schedule): Ditto.
11438 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11439 (scev_finalize): Do not do anything if scev analysis was not
11441 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11442 current_loops == NULL.
11443 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11444 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11445 there are no loops.
11446 (loop_optimizer_finalize): Assert that loops were analyzed.
11447 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11448 rtl_doloop): Check number_of_loops instead of current_loops.
11449 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11450 current_loops == NULL.
11451 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11452 gate_tree_vectorize tree_linear_transform, check_data_deps,
11453 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11454 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11455 Check number_of_loops instead of current_loops.
11456 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11457 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11458 free loops if available.
11459 (execute_pre): Do not pass do_fre to fini_pre.
11461 2007-05-27 Tobias Burnus <burnus@net-b.de>
11463 PR middle-end/32083
11464 * real.c (mpfr_from_real): Fix sign of -Inf.
11466 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11468 * tree-vect-transform.c (vectorizable_conversion): Initialize
11469 tree_code variables to ERROR_MARK.
11470 (vectorizable_type_demotion): Likewise.
11471 (vectorizable_type_promotion): Likewise.
11473 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11476 * config/i386/i386.md (movti): Handle push operands via
11477 ix86_expand_push().
11479 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11481 * basic-block.h: Remove the prototype for merge_seq_blocks.
11482 * cfgcleanup.c (merge_seq_blocks): Remove.
11484 * tree-flow.h: Remove the prototype for is_aliased_with.
11485 * tree-ssa-alias.c (is_aliased_with): Remove.
11487 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11489 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11491 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11493 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11494 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11495 (vec_unpacks_hi_v16qi): Likewise.
11496 (vec_unpacku_lo_v16qi): Likewise.
11497 (vec_unpacks_lo_v16qi): Likewise.
11498 (vec_unpacku_hi_v8hi): Likewise.
11499 (vec_unpacks_hi_v8hi): Likewise.
11500 (vec_unpacku_lo_v8hi): Likewise.
11501 (vec_unpacks_lo_v8hi): Likewise.
11502 (vec_unpacku_hi_v4si): Likewise.
11503 (vec_unpacks_hi_v4si): Likewise.
11504 (vec_unpacku_lo_v4si): Likewise.
11505 (vec_unpacks_lo_v4si): Likewise.
11507 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11509 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11510 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11511 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11512 follow spelling conventions in various
11513 warning/error/diagnostic messages.
11515 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11516 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11517 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11518 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11519 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11520 * doc/tm.texi: Follow spelling conventions.
11522 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11525 * tree-ssa-forwprop.c
11526 (forward_propagate_addr_into_variable_array_index): Remove
11527 the lhs argument. Use the type of def_rhs instead of lhs.
11528 (forward_propagate_addr_expr_1): Update use of
11529 forward_propagate_addr_into_variable_array_index.
11531 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11532 Nigel Stephens <nigel@mips.com>
11534 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11535 function attributes, "far" being an alias for "long_call".
11536 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11537 (mips_near_type_p, mips_far_type_p): New.
11538 (mips_comp_type_attributes): New function to check that attributes
11539 attached to a function type are compatible.
11540 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11541 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11542 to the target function of the thunk.
11543 (mips_encode_section_info): Check for "near" and "far" function
11544 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11546 * config/mips/predicates.md (const_call_insn_operand): Test only
11547 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11549 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11552 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11553 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11554 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11555 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11557 2007-05-25 Eric Christopher <echristo@apple.com>
11559 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11560 to x86-darwin configurations.
11561 * config/i386/t-darwin: Add softfp support.
11562 * config/i386/t-darwin64: Ditto.
11563 * config/i386/sfp-machine.h: If mach then don't use
11564 aliasing, emit a stub to call.
11566 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11568 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11569 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11570 tree-predcom.c, tree-ssa-alias-warnings.c,
11571 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11572 comment typos. Follow spelling conventions.
11573 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11575 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11578 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11579 constants into memory. Expand unaligned memory references for
11580 SSE modes via x86_expand_vector_move_misalign() function.
11582 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11584 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11585 "memory" attribute for "sseishft" type insn without operands[2].
11587 2007-05-25 Dirk Mueller <dmueller@suse.de>
11588 Marcus Meissner <meissner@suse.de>
11590 * doc/extend.texi (alloc_size): New attribute.
11591 * c-common.c (handle_alloc_size_attribute): New.
11592 * tree-object-size.c (alloc_object_size): Use alloc_size
11593 attribute, if available.
11595 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11597 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11599 (__builtin_ia32_vec_ext_v2di): Likewise.
11600 (__builtin_ia32_vec_ext_v4si): Likewise.
11601 (__builtin_ia32_vec_ext_v8hi): Likewise.
11602 (__builtin_ia32_vec_ext_v16qi): Likewise.
11603 (__builtin_ia32_vec_set_v8hi): Likewise.
11605 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11607 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11609 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11611 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11612 (arm_is_longcall_p): Rename to...
11613 (arm_is_long_call_p): ...this. Take a single tree argument and
11615 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11616 (CUMULATIVE_ARGS): Remove call_cookie.
11617 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11618 (ENCODED_LONG_CALL_ATTR_P): Delete.
11619 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11620 LONG_CALL_FLAG_CHAR cases.
11621 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11622 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11623 ARM_DECLARE_FUNCTION_SIZE.
11624 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11625 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11626 (arm_encode_call_attribute, current_file_function_operand): Delete.
11627 (arm_function_in_section_p): New function.
11628 (arm_is_longcall_p): Rename to...
11629 (arm_is_long_call_p): ...this. Take the target function as a single
11630 argument and return a bool. Do not rely on call cookies. Check
11631 whether the target symbol is in the same section as the current
11632 function, not just the same compilation unit.
11633 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11634 (arm_encode_section_info): Don't encode a call type.
11635 * config/arm/arm.md (call, call_value): Update calls to
11636 arm_is_long(_)call_p. Simplify logic.
11637 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11638 Update calls to arm_is_long(_)call_p.
11640 2007-05-25 Richard Guenther <rguenther@suse.de>
11642 PR tree-optimization/31982
11643 * tree-ssa-forwprop.c
11644 (forward_propagate_addr_into_variable_array_index): Handle arrays
11645 with element size one.
11647 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11649 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11650 (umulsi3_highpart): Likewise.
11652 2007-05-24 Ian Lance Taylor <iant@google.com>
11654 PR rtl-optimization/32069
11655 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11658 2007-05-24 Ollie Wild <aaw@google.com>
11660 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11663 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11665 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11666 (oprs_unchanged_p): Use it to check all registers in a REG.
11667 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11668 (reg_set_between_after_reload_p): Delete.
11669 (reg_used_between_after_reload_p): Likewise.
11670 (reg_set_or_used_since_bb_start): Likewise.
11671 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11672 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11673 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11674 * rtlanal.c (reg_set_p): Check whether REG overlaps
11675 regs_invalidated_by_call, rather than just checking the
11676 membership of REGNO (REG).
11678 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11680 * doc/passes.texi: Document predictive commoning.
11681 * doc/invoke.texi (-fpredictive-commoning): Document.
11682 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11683 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11684 adding indices to the generated name.
11685 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11686 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11687 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11688 (op_symbol_code): ... and exported.
11689 (dump_omp_clause, op_symbol): Use op_symbol_code
11690 instead of op_symbol_1.
11691 * tree-pass.h (pass_predcom): Declare.
11692 * timevar.def (TV_PREDCOM): New timevar.
11693 * tree-ssa-loop.c (run_tree_predictive_commoning,
11694 gate_tree_predictive_commoning, pass_predcom): New.
11695 * tree-data-ref.c (find_data_references_in_loop): Find the
11696 references in dominance order.
11697 (canonicalize_base_object_address): Ensure that the result has
11699 (dr_analyze_innermost): Export.
11700 (create_data_ref): Code to fail for references with invariant
11702 (find_data_references_in_stmt): ... here.
11703 * tree-data-ref.h (dr_analyze_innermost): Declare.
11704 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11705 (aff_combination_find_elt, name_expansion_hash,
11706 name_expansion_eq, tree_to_aff_combination_expand,
11707 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11709 * tree-affine.h (aff_combination_constant_multiple_p,
11710 tree_to_aff_combination_expand): Declare.
11711 * tree-predcom.c: New file.
11712 * common.opt (fpredictive-commoning): New option.
11713 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11714 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11715 * Makefile.in (tree-predcom.o): Add.
11716 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11717 * passes.c (init_optimization_passes): Add dceloop after
11718 copy propagation in loop optimizer. Add predictive commoning
11719 to loop optimizer passes.
11721 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11723 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11726 2007-05-24 Jan Hubicka <jh@suse.cz>
11728 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11730 (genheader): Include statistics.h.
11732 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11734 * print-rtl.c (flag_dump_unnumbered): Update comments.
11735 (print_rtl): Fix my previous change.
11736 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11739 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11741 PR middle-end/32018
11742 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11744 (thread_through_all_blocks): Call initialize_original_copy_tables
11745 and free_original_copy_tables.
11746 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11748 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11749 * cfghooks.c (duplicate_block): Use get_loop_copy.
11750 * cfg.c: Include cfgloop.h.
11751 (loop_copy): New hash table.
11752 (initialize_original_copy_tables): Initialize loop_copy table.
11753 (free_original_copy_tables): Free loop_copy table.
11754 (copy_original_table_clear, copy_original_table_set,
11755 set_loop_copy, get_loop_copy): New functions.
11756 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11757 * cfgloop.h (struct loop): Remove copy field.
11758 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11759 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11761 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11763 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11764 -msse/-msse2/-msse3.
11766 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11768 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11769 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11771 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11774 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11775 * targhooks.h (default_mangle_decl_assembler_name): Declare
11777 * targhooks.c (default_mangle_decl_assembler_name): Define
11779 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11781 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11782 * langhooks.c (lhd_set_decl_assembler_name): Call
11783 targetm.mangle_decl_assembler_name for names with global scope.
11785 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11787 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11788 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11790 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11791 New. Factored out of i386_pe_encode_section_info.
11792 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11793 Move check for prior decoration of stdcall
11794 symbols to i386_pe_encode_section_info.
11795 (i386_pe_encode_section_info): Adjust call to
11796 gen_stdcall_or_fastcall_suffix. Use
11797 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11798 (i386_pe_mangle_decl_assembler_name): New. Wrap
11799 i386_pe_maybe_mangle_decl_assembler_name.
11801 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11803 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11804 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11805 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11806 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11807 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11810 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11811 Nigel Stephens <nigel@mips.com>
11812 Richard Sandiford <richard@codesourcery.com>
11814 Fix up MIPS16 hard float and add support for complex.
11816 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11817 (TARGET_SOFT_FLOAT_ABI): New.
11818 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11819 __mips_soft_float to reflect the ABI in use, not whether the
11820 FPU is directly accessible (e.g., in MIPS16 mode).
11821 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11822 (UNITS_PER_FPVALUE): Likewise.
11824 * config/mips/mips.c (mips_expand_call): Remove redundant
11825 TARGET_MIPS16 check.
11826 (mips_arg_regno): New.
11827 (function_arg_advance): When setting bits in cum->fp_code for
11828 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11830 (function_arg): Use mips_arg_regno.
11831 (mips_return_mode_in_fpr_p): New.
11832 (mips16_call_stub_mode_suffix): New.
11833 (mips16_cfun_returns_in_fpr_p): New.
11834 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11835 (mips_output_function_prologue): Test mips16_hard_float, not
11836 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11837 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11838 return value into a floating-point register.
11839 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11840 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11841 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11842 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11843 word of double arguments from or to the high bits of 64-bit
11844 floating point registers.
11845 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11846 (mips16_fpret_double): New helper function.
11847 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11848 support for complex modes. Fill in DECL_RESULT for stubdecl.
11849 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11851 * config/mips/mips16.S
11852 (RET, ARG1, ARG2): New.
11853 (MERGE_GPRf, MERGE_GPRt): New.
11854 (DELAYt, DELAYf): New.
11855 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11856 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11857 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11858 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11859 (SFOP): Renamed to...
11860 (OPSF3): This, and macro-ified. Updated all uses.
11861 (SFOP2): Renamed to...
11862 (OPSF2): This, and macro-ified. Updated all uses.
11863 (SFCMP): Renamed to...
11864 (CMPSF): This, and macro-ified. Updated all uses.
11865 (SFREVCMP): Renamed to...
11866 (REVCMPSF): This, and macro-ified. Updated all uses.
11867 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11868 (LDDBL1, LDDBL2, RETDBL): Deleted.
11869 (DFOP): Renamed to...
11870 (OPDF3): This, and macro-ified. Updated all uses.
11871 (DFOP2): Renamed to...
11872 (OPDF2): This, and macro-ified. Updated all uses.
11873 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11874 (DFCMP): Renamed to...
11875 (CMPDF): This, and macro-ified. Updated all uses.
11876 (DFREVCMP): Renamed to...
11877 (REVCMPDF): This, and macro-ified. Updated all uses.
11878 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11879 (RET_FUNCTION): New.
11880 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11881 (__mips16_ret_sc, __mips16_ret_dc): New.
11882 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11883 STUB_ARGS_6, STUB_ARGS_10): New.
11884 (CALL_STUB_NO_RET): New.
11885 (__mips16_call_stub_1): Macro-ified.
11886 (__mips16_call_stub_5): Macro-ified.
11887 (__mips16_call_stub_2): Macro-ified.
11888 (__mips16_call_stub_6): Macro-ified.
11889 (__mips16_call_stub_9): Macro-ified.
11890 (__mips16_call_stub_10): Macro-ified.
11891 (CALL_STUB_RET): New.
11892 (__mips16_call_stub_sf_0): Macro-ified.
11893 (__mips16_call_stub_sf_1): Macro-ified.
11894 (__mips16_call_stub_sf_5): Macro-ified.
11895 (__mips16_call_stub_sf_2): Macro-ified.
11896 (__mips16_call_stub_sf_6): Macro-ified.
11897 (__mips16_call_stub_sf_9): Macro-ified.
11898 (__mips16_call_stub_sf_10): Macro-ified.
11899 (__mips16_call_stub_df_0): Macro-ified.
11900 (__mips16_call_stub_df_1): Macro-ified.
11901 (__mips16_call_stub_df_5): Macro-ified.
11902 (__mips16_call_stub_df_2): Macro-ified.
11903 (__mips16_call_stub_df_6): Macro-ified.
11904 (__mips16_call_stub_df_9): Macro-ified.
11905 (__mips16_call_stub_df_10): Macro-ified.
11906 (__mips16_call_stub_sc_0): New.
11907 (__mips16_call_stub_sc_1): New.
11908 (__mips16_call_stub_sc_5): New.
11909 (__mips16_call_stub_sc_2): New.
11910 (__mips16_call_stub_sc_6): New.
11911 (__mips16_call_stub_sc_9): New.
11912 (__mips16_call_stub_sc_10): New.
11913 (__mips16_call_stub_dc_0): New.
11914 (__mips16_call_stub_dc_1): New.
11915 (__mips16_call_stub_dc_5): New.
11916 (__mips16_call_stub_dc_2): New.
11917 (__mips16_call_stub_dc_6): New.
11918 (__mips16_call_stub_dc_9): New.
11919 (__mips16_call_stub_dc_10): New.
11921 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11922 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11923 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11925 2007-05-23 Ian Lance Taylor <iant@google.com>
11927 * doc/invoke.texi (Invoking GCC): Document that the order of the
11930 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11933 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11934 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11935 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11939 * config/score/score.c (score_print_operand): Make sure that only
11940 lower bits are used.
11942 2007-05-22 Ian Lance Taylor <iant@google.com>
11944 * tree-vrp.c (avoid_overflow_infinity): New static function,
11945 broken out of set_value_range_to_value.
11946 (set_value_range_to_value): Call avoid_overflow_infinity.
11947 (extract_range_from_assert): Likewise.
11949 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11951 PR middle-end/31095
11952 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11953 change the type before looking for a COMPOUND_EXPR.
11955 2007-05-22 Ian Lance Taylor <iant@google.com>
11957 * lower-subreg.c (decompose_multiword_subregs): If we change an
11958 insn, call remove_retval_note on it.
11960 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11962 * regs.h (end_hard_regno): New function.
11963 (END_HARD_REGNO, END_REGNO): New macros.
11964 (add_to_hard_reg_set): New function.
11965 (remove_from_hard_reg_set): Likewise.
11966 (in_hard_reg_set_p): Likewise.
11967 (overlaps_hard_reg_set_p): Likewise.
11968 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11969 (note_btr_set): Use END_HARD_REGNO.
11970 * caller-save.c (setup_save_areas): Use end_hard_regno.
11971 (mark_set_regs): Use END_HARD_REGNO.
11972 (add_stored_regs): Use end_hard_regno.
11973 (mark_referenced_regs): Use add_to_hard_reg_set.
11974 * combine.c (update_table_tick): Use END_REGNO.
11975 (record_value_for_reg): Likewise.
11976 (record_dead_and_set_regs): Likewise.
11977 (get_last_value_validate): Likewise.
11978 (use_crosses_set_p): Likewise.
11979 (reg_dead_at_p_1): Likewise.
11980 (reg_dead_at_p): Likewise.
11981 (mark_used_regs_combine): Use add_to_hard_reg_set.
11982 (move_deaths): Use END_HARD_REGNO.
11983 (reg_bitfield_target_p): Use end_hard_regno.
11984 (distribute_notes): Use END_HARD_REGNO.
11985 * cse.c (mention_regs): Use END_REGNO.
11986 (insert): Use add_to_hard_reg_set.
11987 (invalidate): Use END_HARD_REGNO.
11988 (invalidate_for_call): Likewise.
11989 (exp_equiv_p): Use END_REGNO.
11990 (cse_insn): Likewise.
11991 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11992 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11993 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11994 * function.c (keep_stack_depressed): Use end_hard_regno.
11995 * global.c (global_alloc): Use end_hard_regno.
11996 (global_conflicts): Use add_to_hard_reg_set instead of
11998 (find_reg): Likewise.
11999 (mark_reg_store): Likewise.
12000 (mark_reg_conflicts): Likewise.
12001 (mark_reg_death): Use remove_from_hard_reg_set.
12002 (mark_reg_live_nc): Delete.
12003 (set_preference): Use end_hard_regno.
12004 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12005 remove_from_hard_reg_set.
12006 (post_mark_life): Use add_to_hard_reg_set.
12007 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12008 (reg_becomes_live): Use add_to_hard_reg_set.
12009 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12010 (peep2_find_free_register): Use add_to_hard_reg_set.
12011 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12012 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12013 * regrename.c (note_sets): Use add_to_hard_reg_set.
12014 (clear_dead_regs): Use remove_from_hard_reg_set.
12015 (regrename_optimize): Use add_to_hard_reg_set.
12016 (find_oldest_value_reg): Use in_hard_reg_set_p.
12017 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12018 (hard_reg_set_here_p): Use end_hard_regno.
12019 (decompose): Likewise.
12020 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12021 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12022 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12023 (mark_home_live): Use end_hard_regno.
12024 (spill_hard_reg): Likewise.
12025 (clear_reload_reg_in_use): Likewise.
12026 * reorg.c (delete_prior_computation): Use END_REGNO.
12027 * resource.c (update_live_status): Use END_HARD_REGNO.
12028 (mark_referenced_resources): Use add_to_hard_reg_set.
12029 (mark_set_resources): Likewise.
12030 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12031 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12032 (reg_overlap_mentioned_p): Likewise.
12033 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12034 (covers_regno_no_parallel_p): Use END_REGNO.
12035 (find_regno_note): Likewise.
12036 (find_reg_fusage): Use END_HARD_REGNO.
12037 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12038 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12040 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12042 * mode-switching.c (reg_dies): Change type of second argument to
12044 (optimize_mode_switching): Update accordingly.
12046 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12048 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12050 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12051 (hard_reg_set_empty_p): ...these new functions.
12052 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12053 GO_IF_HARD_REG_SUBSET.
12054 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12055 instead of GO_IF_HARD_REG_EQUAL.
12056 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12057 instead of GO_IF_HARD_REG_EQUAL.
12058 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12059 GO_IF_HARD_REG_SUBSET.
12060 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12061 GO_IF_HARD_REG_EQUAL.
12062 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12063 of GO_IF_HARD_REG_SUBSET.
12064 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12065 instead of GO_IF_HARD_REG_EQUAL.
12066 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12067 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12068 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12069 of GO_IF_HARD_REG_SUBSET,
12070 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12071 GO_IF_HARD_REG_SUBSET.
12072 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12073 instead of GO_IF_HARD_REG_EQUAL.
12074 * config/sh/sh.c (push_regs, calc_live_regs): Use
12075 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12076 (hard_regs_intersect_p): Delete.
12078 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12080 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12082 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12083 Richard Henderson <rth@redhat.com>
12085 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12087 (x86_64-*-*): Likewise.
12089 * i386/i386-modes.def (V2QI): New.
12091 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12093 (override_options): Support SSE4.1.
12094 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12095 (IX86_BUILTIN_BLENDPS): Likewise.
12096 (IX86_BUILTIN_BLENDVPD): Likewise.
12097 (IX86_BUILTIN_BLENDVPS): Likewise.
12098 (IX86_BUILTIN_PBLENDVB128): Likewise.
12099 (IX86_BUILTIN_PBLENDW128): Likewise.
12100 (IX86_BUILTIN_DPPD): Likewise.
12101 (IX86_BUILTIN_DPPS): Likewise.
12102 (IX86_BUILTIN_INSERTPS128): Likewise.
12103 (IX86_BUILTIN_MOVNTDQA): Likewise.
12104 (IX86_BUILTIN_MPSADBW128): Likewise.
12105 (IX86_BUILTIN_PACKUSDW128): Likewise.
12106 (IX86_BUILTIN_PCMPEQQ): Likewise.
12107 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12108 (IX86_BUILTIN_PMAXSB128): Likewise.
12109 (IX86_BUILTIN_PMAXSD128): Likewise.
12110 (IX86_BUILTIN_PMAXUD128): Likewise.
12111 (IX86_BUILTIN_PMAXUW128): Likewise.
12112 (IX86_BUILTIN_PMINSB128): Likewise.
12113 (IX86_BUILTIN_PMINSD128): Likewise.
12114 (IX86_BUILTIN_PMINUD128): Likewise.
12115 (IX86_BUILTIN_PMINUW128): Likewise.
12116 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12117 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12118 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12119 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12120 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12121 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12122 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12123 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12124 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12125 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12126 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12127 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12128 (IX86_BUILTIN_PMULDQ128): Likewise.
12129 (IX86_BUILTIN_PMULLD128): Likewise.
12130 (IX86_BUILTIN_ROUNDPD): Likewise.
12131 (IX86_BUILTIN_ROUNDPS): Likewise.
12132 (IX86_BUILTIN_ROUNDSD): Likewise.
12133 (IX86_BUILTIN_ROUNDSS): Likewise.
12134 (IX86_BUILTIN_PTESTZ): Likewise.
12135 (IX86_BUILTIN_PTESTC): Likewise.
12136 (IX86_BUILTIN_PTESTNZC): Likewise.
12137 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12138 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12139 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12140 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12141 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12142 (bdesc_ptest): New.
12143 (bdesc_sse_3arg): Likewise.
12144 (bdesc_2arg): Likewise.
12145 (bdesc_1arg): Likewise.
12146 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12148 (ix86_expand_sse_4_operands_builtin): New.
12149 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12150 smaller than 8 bits as the 2nd arg.
12151 (ix86_expand_sse_ptest): New.
12152 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12153 (ix86_expand_vector_set): Support SSE4.1.
12154 (ix86_expand_vector_extract): Likewise.
12156 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12157 __SSE4_1__ for -msse4.1.
12159 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12160 (UNSPEC_INSERTPS): Likewise.
12161 (UNSPEC_DP): Likewise.
12162 (UNSPEC_MOVNTDQA): Likewise.
12163 (UNSPEC_MPSADBW): Likewise.
12164 (UNSPEC_PHMINPOSUW): Likewise.
12165 (UNSPEC_PTEST): Likewise.
12166 (UNSPEC_ROUNDP): Likewise.
12167 (UNSPEC_ROUNDS): Likewise.
12169 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12171 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12172 (const_pow2_1_to_32768_operand): Likewise.
12174 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12177 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12179 (sse4_1_insertps): Likewise.
12180 (*sse4_1_extractps): Likewise.
12181 (sse4_1_ptest): Likewise.
12182 (sse4_1_mulv2siv2di3): Likewise.
12183 (*sse4_1_mulv4si3): Likewise.
12184 (*sse4_1_smax<mode>3): Likewise.
12185 (*sse4_1_umax<mode>3): Likewise.
12186 (*sse4_1_smin<mode>3): Likewise.
12187 (*sse4_1_umin<mode>3): Likewise.
12188 (sse4_1_eqv2di3): Likewise.
12189 (*sse4_1_pinsrb): Likewise.
12190 (*sse4_1_pinsrd): Likewise.
12191 (*sse4_1_pinsrq): Likewise.
12192 (*sse4_1_pextrb): Likewise.
12193 (*sse4_1_pextrb_memory): Likewise.
12194 (*sse4_1_pextrw_memory): Likewise.
12195 (*sse4_1_pextrq): Likewise.
12196 (sse4_1_blendpd): Likewise.
12197 (sse4_1_blendps): Likewise.
12198 (sse4_1_blendvpd): Likewise.
12199 (sse4_1_blendvps): Likewise.
12200 (sse4_1_dppd): Likewise.
12201 (sse4_1_dpps): Likewise.
12202 (sse4_1_movntdqa): Likewise.
12203 (sse4_1_mpsadbw): Likewise.
12204 (sse4_1_packusdw): Likewise.
12205 (sse4_1_pblendvb): Likewise.
12206 (sse4_1_pblendw): Likewise.
12207 (sse4_1_phminposuw): Likewise.
12208 (sse4_1_extendv8qiv8hi2): Likewise.
12209 (*sse4_1_extendv8qiv8hi2): Likewise.
12210 (sse4_1_extendv4qiv4si2): Likewise.
12211 (*sse4_1_extendv4qiv4si2): Likewise.
12212 (sse4_1_extendv2qiv2di2): Likewise.
12213 (*sse4_1_extendv2qiv2di2): Likewise.
12214 (sse4_1_extendv4hiv4si2): Likewise.
12215 (*sse4_1_extendv4hiv4si2): Likewise.
12216 (sse4_1_extendv2hiv2di2): Likewise.
12217 (*sse4_1_extendv2hiv2di2): Likewise.
12218 (sse4_1_extendv2siv2di2): Likewise.
12219 (*sse4_1_extendv2siv2di2): Likewise.
12220 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12221 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12222 (sse4_1_zero_extendv4qiv4si2): Likewise.
12223 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12224 (sse4_1_zero_extendv2qiv2di2): Likewise.
12225 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12226 (sse4_1_zero_extendv4hiv4si2): Likewise.
12227 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12228 (sse4_1_zero_extendv2hiv2di2): Likewise.
12229 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12230 (sse4_1_zero_extendv2siv2di2): Likewise.
12231 (*sse4_1_zero_extendv2siv2di2): Likewise.
12232 (sse4_1_roundpd): Likewise.
12233 (sse4_1_roundps): Likewise.
12234 (sse4_1_roundsd): Likewise.
12235 (sse4_1_roundss): Likewise.
12236 (mulv4si3): Don't expand for SSE4.1.
12237 (smax<mode>3): Likewise.
12238 (umaxv4si3): Likewise.
12239 (uminv16qi3): Likewise.
12240 (umin<mode>3): Likewise.
12241 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12243 * doc/extend.texi: Document SSE4.1 built-in functions.
12245 * doc/invoke.texi: Document -msse4.1.
12247 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12249 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12250 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12251 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12252 (ASM_SPEC): Add asm_pcrel_spec.
12253 (EXTRA_SPECS): Add asm_pcrel_spec.
12255 2007-05-21 David Daney <ddaney@avtrex.com>
12257 * doc/install.texi (Building a cross compiler): Add requirements
12258 for Java cross compiler.
12260 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12262 PR middle-end/31995
12263 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12264 Add loopno argument. Use evolution_function_is_invariant_rec_p
12265 instead of evolution_function_is_constant_p.
12266 Update calls to evolution_function_is_affine_multivariate_p.
12267 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12268 Add loopno argument.
12269 * tree-scalar-evolution.c (gather_chrec_stats): Call
12270 evolution_function_is_affine_multivariate_p with a loop
12272 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12273 (analyze_overlapping_iterations): Likewise.
12274 (access_functions_are_affine_or_constant_p): Likewise.
12275 (build_classic_dist_vector_1): If the access functions
12276 are equal, don't do anything.
12278 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12279 Paolo Carlini <pcarlini@suse.de>
12280 Uros Bizjak <ubizjak@gmail.com>
12282 * c-cppbuiltin.c (c_cpp_builtins): Define
12283 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12284 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12285 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12286 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12288 2007-05-21 Mike Stump <mrs@apple.com>
12290 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12292 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12294 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12296 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12297 implementation if __OPTIMIZE__ is not defined.
12298 (_mm_alignr_pi8): Ditto.
12299 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12300 (_mm_inserti_si64): Ditto.
12301 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12302 (_mm_slli_epi16): Ditto.
12303 (_mm_slli_epi32): Ditto.
12304 (_mm_slli_epi64): Ditto.
12305 (_mm_srai_epi16): Ditto.
12306 (_mm_srai_epi32): Ditto.
12307 (_mm_srli_si128): Ditto.
12308 (_mm_slli_si128): Ditto.
12309 (_mm_srli_epi16): Ditto.
12310 (_mm_srli_epi32): Ditto.
12311 (_mm_srli_epi64): Ditto.
12312 (_mm_extract_epi16): Ditto.
12313 (_mm_insert_epi16): Ditto.
12314 (_mm_shufflehi_epi16): Ditto.
12315 (_mm_shufflelo_epi16): Ditto.
12316 (_mm_shuffle_epi32): Ditto.
12317 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12318 (_m_pextrw): Ditto.
12319 (_mm_insert_pi16): Ditto.
12320 (_m_pinsrw): Ditto.
12321 (_mm_shuffle_pi16): Ditto.
12322 (_m_pshufw): Ditto.
12323 (_mm_shufle_ps): Ditto.
12324 (_mm_prefetch): Ditto.
12326 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12328 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12329 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12330 * real.c (encode_i370_single, decode_i370_single,
12331 encode_i370_double, decode_i370_double): Functions removed.
12332 (i370_single_format, i370_double_format): Initializations removed.
12333 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12334 Consider the log2_b field to always be one.
12335 (ieee_single_format, mips_single_format, coldfire_single_format,
12336 ieee_double_format, mips_double_format, coldfire_double_format,
12337 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12338 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12339 ibm_extended_format, mips_extended_format, ieee_quad_format,
12340 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12341 decimal_single_format, decimal_double_format, decimal_quad_format,
12342 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12343 initialization of log2_b.
12344 * real.h (i370_single_format, i370_double_format): Declarations
12346 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12347 field to always be one.
12349 2007-05-21 Andreas Schwab <schwab@suse.de>
12351 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12352 NOTE_INSN_BASIC_BLOCK_P.
12353 (process_for_unwind_directive): Likewise.
12355 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12357 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12358 * function.h (struct function): Move va_list_gpr_size,
12359 va_list_fpr_size, function_frequency to front of bitfields. Add
12361 (current_function_calls_unwind_init): New.
12362 * except.c (expand_builtin_unwind_init): Set
12363 current_function_calls_unwind_init not
12364 current_function_has_nonlocal_label.
12365 * reload1.c (has_nonexceptional_receiver): New.
12366 (reload): Use it and current_function_calls_unwind_init to
12367 determine whether call-saved regs must be saved.
12369 2007-05-20 Jan Hubicka <jh@suse.cz>
12371 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12372 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12373 * ddg.c (create_ddg): LIkewise.
12374 * final.c (final): Remove hunk moving line number notes around since
12375 they are no longer present at this stage.
12376 (final_scan_insn): Use NOTE_KIND instead of
12377 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12378 (output_asm_label): Likewise.
12379 * reorg.c (dbr_schedule): Likewise.
12380 * haifa-sched.c (unlink_other_notes): Likewise.
12381 * mode-switching.c (optimize_mode_switching): Likewise.
12382 * graph.c (start_bb): Likewise.
12383 * rtl.def (NOTE): Update description.
12384 * jump.c (squeeze_notes): Delete.
12385 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12386 NOTE_INSN_BASIC_BLOCK_P when possible.
12387 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12388 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12389 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12390 (dwarf2out_var_location): Likewise.
12391 * cfgbuild.c (make_edges): Likewise.
12392 (find_basic_blocks_1): Likewise.
12393 * function.c (reorder_blocks_1): Likewise.
12394 (epilogue_done): Likewise.
12395 (reposition_prologue_and_epilogue_notes): Likewise.
12396 * print-rtl.c (print_rtx): Likewise; drop code for printing
12398 (print_rtl): Likewise.
12399 (print_rtl_single): Likewise.
12400 * gcse.c (insert_insn_start_bb): Likewise.
12401 * alias.c (init_alias_analysis): Likewise.
12402 * calls.c (fixup_tail_calls): Likewise.
12403 * except.c (sjlj_emit_function_enter): Likewise.
12404 * emit-rtl.c (add_insn_after): Likeiwse.
12405 (emit_label_before): Likewise.
12406 (emit_label_after): Likewise.
12407 (emit_note_before, emit_note_after, emit_note): Update
12408 parameter to be enum insn_note; do not deal with source
12410 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12411 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12413 (merge_blocks_move_successor_nojumps): Simplify now when
12414 we don't have BLOCK notes.
12415 (try_optimize_cfg): Likewise.
12416 * cfglayout.c (skip_insns_after_block): Likewise.
12417 (record_effective_endpoints): Likewise.
12418 (duplicate_insn_chain): Likewise.
12419 * varasm.c (output_constant_pool_1): Likewise.
12420 * sched-deps.c (sched_analyze): Likewise.
12421 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12423 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12424 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12425 (SET_INSN_DELETED): Simplify.
12426 (NOTE_LINE_NUMBER): Exterminate.
12427 (NOTE_LINE_KIND): New.
12428 (NOTE_INSN_BASIC_BLOCK_P): Update.
12429 (enum insn_note): Simplify.
12430 (GET_NOTE_INSN_NAME) Simplify.
12431 (emit_note_before, emit_note_after, emit_note): Update prototype.
12432 (squeeze_notes): Remove.
12433 * sched-int.h (NOTE_NOT_BB_P): Update.
12434 * resource.c (mark_target_live_regs): Update.
12435 * sched-rgn.c (debug_dependencies): Update.
12436 * sched-vis.c (print_insn): Update.
12437 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12438 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12439 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12440 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12441 (split_branches): Update.
12442 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12444 (sh_adjust_unroll_max): Exterminate.
12445 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12446 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12447 (m68hc11_reorg): Likewise.
12448 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12449 (emit_predicate_relation_info): Update.
12450 (process_for_unwind_directive): Update.
12451 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12452 (output_call): Update.
12453 * config/pa/pa.c (output_lbranch): Update.
12454 (output_millicode_call): Update.
12455 (output_call): Update.
12456 (pa_combine_instructions): Update.
12457 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12458 * config/bfin/bfin.c (gen_one_bundle): Update.
12459 * cfgrtl.c (can_delete_note_p): Update.
12460 (delete_insn): Update.
12461 (rtl_merge_blocks): Update.
12462 (commit_one_edge_insertion): Update.
12463 (rtl_verify_flow_info): Update.
12464 * stmt.c (expand_case): Do not call squeeze_notes.
12466 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12473 * c.opt (Wtype-limits): New.
12474 * doc/invoke.texi (Wtype-limits): Document it.
12475 (Wextra): Enabled by -Wextra.
12476 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12477 * c-common.c (shorten_compare): Warn with Wtype-limits.
12479 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12481 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12482 inlined function, not as a macro.
12483 (_mm_alignr_pi8): Ditto.
12484 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12485 (_mm_inserti_si64): Ditto.
12486 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12487 (_mm_extract_epi16): Ditto.
12488 (_mm_insert_epi16): Ditto.
12489 (_mm_shufflehi_epi16): Ditto.
12490 (_mm_shufflelo_epi16): Ditto.
12491 (_mm_shuffle_epi32): Ditto.
12492 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12493 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12495 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12497 (_m_to_float): Use C89 compatible assignment.
12499 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12502 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12504 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12507 * doc/invoke.texi (Wreturn-type): Complete description.
12508 (Wextra): Delete item about return-type warning.
12509 * c-decl.c: Delete redundant Wextra warning.
12511 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12514 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12515 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12516 inlined function, not as a macro.
12517 (_mm_prefetch): Ditto.
12518 (_m_pextrw): Ditto.
12519 (_mm_insert_pi16): Ditto.
12520 (_m_pinsrw): Ditto.
12521 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12522 (_m_pshufw): Ditto. Add const to __N argument.
12523 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12524 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12525 (_mm_slli_epi32): Ditto.
12526 (_mm_srli_si128): Implement as always inlined function, not as a
12527 macro. Add __inline to function declaration.
12528 (_mm_slli_si128): Ditto.
12530 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12532 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12533 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12535 (struct fenv): New structure.
12536 (FP_HANDLE_EXCEPTIONS): New define.
12537 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12538 (_FP_DECL_EXP): New define.
12539 (FP_INIT_ROUNDMODE): New define.
12540 (FP_ROUNDMODE): New define.
12542 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12544 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12545 (Wconversion): Update description.
12546 (Wconversion-sign): New.
12547 * c.opt (Wconversion-sign): New.
12548 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12549 means disabled for C++. Otherwise, take the status of Wconversion.
12550 * c-common.c (conversion_warning): Warn with either Wconversion or
12552 (warnings_for_convert_and_check): Conditions are already checked by
12553 conversion_warning.
12554 (convert_and_check): Don't check warnings if the conversion failed.
12556 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12557 Anatoly Sokolov <aesok@dol.ru>
12559 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12560 avr_epilogue_uses) : Add declaration.
12561 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12562 * config/avr/constraints.md (R): New constraint.
12563 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12564 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12565 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12566 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12567 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12568 call_prologue_saves, epilogue_restores, return_from_epilogue,
12569 return_from_main_epilogue, return_from_interrupt_epilogue,
12570 return_from_naked_epilogue, prologue, epilogue): New patterns.
12571 (jump): Handle symbol reference.
12572 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12573 avr_output_function_prologue, avr_output_function_epilogue): Remove
12575 (avr_init_machine_status, expand_prologue, expand_epilogue,
12576 avr_asm_function_end_prologue, avr_epilogue_uses,
12577 avr_asm_function_begin_epilogue): New functions.
12578 (prologue_size, epilogue_size, jump_tables_size): Remove global
12580 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12581 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12582 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12583 (avr_override_options): Initialise init_machine_status.
12584 (output_movhi): Handle all stack pointer loads.
12585 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12586 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12587 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12588 (EPILOGUE_USES) Redefine.
12589 (machine_function) Declare.
12591 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12593 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12594 Use a single return statement.
12596 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12598 PR middle-end/30250
12599 * builtins.c (do_mpfr_lgamma_r): New.
12600 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12601 * tree.h (CASE_FLT_FN_REENT): New.
12603 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12605 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12606 (output_die): Use 'unsigned long' with %x.
12607 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12608 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12609 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12611 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12613 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12618 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12619 true if function has no argument.
12621 2007-05-18 DJ Delorie <dj@redhat.com>
12623 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12624 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12626 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12628 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12629 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12630 count_trailing_zeros.
12631 (__i386__): Implement count_leading_zeros using __builtin_clz().
12632 Implement count_trailing_zeros usign __builtin_ctz().
12634 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12636 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12638 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12640 PR middle-end/31344
12641 * expr.c (emit_move_change_mode): Change mode of push operands here.
12643 2007-05-17 Ian Lance Taylor <iant@google.com>
12645 PR tree-optimization/31953
12646 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12647 Change all callers.
12648 (set_value_range_to_null): Call set_value_range_to_value.
12649 (extract_range_from_comparison): Likewise.
12651 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12653 * toplev.c (print_version): Output GMP/MPFR version info.
12655 * builtins.c (CASE_MATHFN_REENT): New macro.
12656 (mathfn_built_in): Use it.
12657 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12658 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12659 BUILT_IN_LGAMMAL_R): New.
12660 * doc/extend.texi: Document new builtins.
12662 PR middle-end/31796
12663 * builtins.c (do_mpfr_remquo): New.
12664 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12665 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12667 PR middle-end/30251
12668 * builtins.c (fold_builtin_1): Handle y0, y1.
12669 (fold_builtin_2): Handle yn.
12671 PR middle-end/30251
12672 * builtins.c (do_mpfr_bessel_n): New.
12673 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12674 (fold_builtin_2): Handle BUILT_IN_JN.
12676 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12679 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12680 TYPE_PRECISION (intmax_type_node).
12682 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12685 * reload.c (subst_reloads): Remove checking.
12687 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12689 PR rtl-optimization/31691
12690 * combine.c (simplify_set): Build a new src pattern instead of
12691 substituting its operands in the COMPARE case.
12693 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12695 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12696 (execute_vrp): Preserve loops through jump threading.
12697 * tree-ssa-threadupdate.c (thread_single_edge,
12698 dbds_continue_enumeration_p, determine_bb_domination_status,
12699 thread_through_loop_header): New functions.
12700 (create_edge_and_update_destination_phis,
12701 create_edge_and_update_destination_phis): Set loops for the new blocks.
12702 (prune_undesirable_thread_requests): Removed.
12703 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12705 (thread_block): Do not call prune_undesirable_thread_requests.
12707 (mark_threaded_blocks): Select edges to thread here.
12708 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12709 Thread edges through loop headers independently.
12710 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12711 * tree-pass.h (TODO_mark_first_instance): New.
12712 (first_pass_instance): Declare.
12713 * cfghooks.c (duplicate_block): Put the block to the original loop
12714 if copy is not specified.
12715 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12716 jump threading. Pass may_peel_loop_headers to
12717 thread_through_all_blocks according to first_pass_instance.
12718 * cfgloop.h (create_preheader): Declare.
12719 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12720 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12721 * passes.c (first_pass_instance): New variable.
12722 (next_pass_1): Set TODO_mark_first_instance.
12723 (execute_todo): Set first_pass_instance.
12725 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12727 PR tree-optimization/24659
12728 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12729 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12730 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12731 OTI_vec_pack_ufix_trunc.
12732 (vec_unpacks_float_hi_optab): Define new macro.
12733 (vec_unpacks_float_lo_optab): Ditto.
12734 (vec_unpacku_float_hi_optab): Ditto.
12735 (vec_unpacku_float_lo_optab): Ditto.
12736 (vec_pack_sfix_trunc_optab): Ditto.
12737 (vec_pack_ufix_trunc_optab): Ditto.
12738 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12739 and vec_pack_[s|u]fix_trunc_optab using
12740 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12741 * tree-vectorizer.c (supportable_widening_operation): Handle
12742 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12743 (supportable_narrowing_operation): New function.
12744 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12745 * tree-vect-transform.c (vectorizable_conversion): Handle
12746 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12747 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12748 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12749 to check for target support.
12750 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12751 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12752 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12753 for VEC_PACK_FIX_TRUNC_EXPR.
12754 (expand_binop): Special case mode of the result for
12755 vec_pack_[u|s]fix_trunc_optab.
12756 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12757 vec_pack_[u|s]fix_trunc_optab.
12759 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12760 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12761 * tree-pretty-print.c (dump_generic_node): Handle
12762 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12763 VEC_PACK_FIX_TRUNC_EXPR.
12765 * expr.c (expand_expr_real_1): Ditto.
12766 * tree-inline.c (estimate_num_insns_1): Ditto.
12767 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12769 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12770 (vec_unpacks_float_lo_v8hi): Ditto.
12771 (vec_unpacku_float_hi_v8hi): Ditto.
12772 (vec_unpacku_float_lo_v8hi): Ditto.
12773 (vec_unpacks_float_hi_v4si): Ditto.
12774 (vec_unpacks_float_lo_v4si): Ditto.
12775 (vec_pack_sfix_trunc_v2df): Ditto.
12777 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12779 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12780 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12781 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12782 [vec_pack_ufix_trunc]: Ditto.
12783 [vec_unpacks_float_hi]: Ditto.
12784 [vec_unpacks_float_lo]: Ditto.
12785 [vec_unpacku_float_hi]: Ditto.
12786 [vec_unpacku_float_lo]: Ditto.
12788 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12790 * soft-fp/README: Update for new files.
12791 * soft-fp/floattisf.c: New file.
12792 * soft-fp/floattidf.c: New file.
12793 * soft-fp/floattitf.c: New file.
12794 * soft-fp/floatuntisf.c: New file.
12795 * soft-fp/floatuntidf.c: New file.
12796 * soft-fp/floatuntitf.c: New file.
12797 * soft-fp/fixsfti.c: New file.
12798 * soft-fp/fixdfti.c: New file.
12799 * soft-fp/fixtfti.c: New file.
12800 * soft-fp/fixunssfti.c: New file.
12801 * soft-fp/fixunsdfti.c: New file.
12802 * soft-fp/fixunstfti.c: New file.
12803 * soft-fp/extendxftf.c: New file.
12804 * soft-fp/trunctfxf.c: New file.
12806 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12807 (__trunctfxf2): Ditto.
12809 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12810 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12811 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12812 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12813 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12814 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12816 * config/i386/t-fprules-softfp64: New file.
12817 * config/i386/sfp-machine.h: New file.
12818 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12819 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12820 and soft-fp/t-softfp to tmake_file.
12821 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12822 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12824 * config/i386/t-linux64 (softfp_wrap_start): New.
12825 (softfp_wrap_end): New.
12826 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12827 supported for TARGET_64BIT.
12829 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12831 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12832 c_common_unsigned_type behavior.
12834 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12836 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12839 2007-05-16 Eric Christopher <echristo@apple.com>
12841 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12842 saving after stack push. Set sp_offset whenever we push.
12843 (rs6000_emit_epilogue): Move altivec register restore before
12846 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12848 * configure.ac: Allow sysroots to be relocated under $prefix as
12849 well as $exec_prefix.
12850 * configure: Regenerate.
12852 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12856 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12858 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12859 (gcc_tooldir): Likewise.
12860 * configure: Regenerate.
12861 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12862 old configure.ac gcc_tooldir setting.
12863 (prefix_to_exec_prefix): New variable.
12864 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12865 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12867 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12869 * c-typeck.c (build_binary_op): Return early for error.
12871 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12873 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12874 struct nb_iter_bound.
12875 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12876 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12877 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12878 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12879 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12880 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12881 (del_scev_info): Use ggc_free.
12882 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12883 * loop-init.c: Include ggc.h.
12884 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12885 (loop_optimizer_finalize): Use ggc_free.
12886 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12887 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12888 pass_iv_optimize): Add TODO_ggc_collect.
12889 * function.h (struct function): Remove skip marker from
12891 * cfgloop.c: Include ggc.h.
12892 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12894 (establish_preds): Vector superloops is gc allocated.
12895 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12897 (flow_loops_find): Vector larray is gc allocated.
12898 (loop_exit_free): Use ggc_free.
12899 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12900 that head of exits list is now not a part of struct loop.
12901 (record_loop_exits): Allocate exits table in gc memory.
12902 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12903 that head of exits list is now not a part of struct loop.
12904 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12905 struct loop_exit): Add GTY marker.
12906 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12907 Add skip marker to aux field. Make head of exits list a separate
12909 (struct loops): Add GTY marker. Make larray vector gc allocated.
12910 Add param marker to exits table.
12911 (get_loops): Type changed.
12912 * Makefile.in (tree-scalar-evolution.o): Add
12913 gt-tree-scalar-evolution.h dependency.
12914 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12915 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12916 * basic-block.h (struct basic_block_def): Remove skip marker from
12919 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12921 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12922 of 0 in the call to expand_expr().
12923 (expand_builtin_mathfn_3): Ditto.
12924 (expand_builtin_interclass_mathfn): Ditto.
12925 (expand_builtin_cexpi): Ditto.
12926 (expand_builtin_int_roundingfn): Ditto.
12927 (expand_builtin_int_roundingfn_2): Ditto.
12928 (expand_builtin_pow): Ditto.
12929 (expand_builtin_powi): Ditto.
12930 (expand_builtin_bswap): Ditto.
12931 (expand_builtin_unop): Ditto.
12932 (expand_builtin_fabs): Ditto.
12933 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12934 the call to expand_expr().
12935 (expand_builtin_sync_operation): Ditto.
12936 (expand_builtin_compare_and_swap): Ditto.
12937 (expand_builtin_lock_test_and_set): Ditto.
12938 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12939 instead of 0 in the call to expand_expr().
12940 (expand_builtin_extract_return_addr): Ditto.
12941 (expand_builtin_eh_return): Ditto.
12942 (expand_eh_return): Ditto.
12943 * explow.c (expr_size): Ditto.
12944 * expr.c (optimize_bitfield_assignment_op): Ditto.
12945 (expand_assignement): Ditto.
12946 (store_expr): Ditto.
12947 (store_field): Ditto.
12948 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12949 the call to expand_expr().
12950 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12951 in the call to expand_expr().
12952 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12953 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12954 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12956 * optabs.c (expand_vec_shift_expr): Ditto.
12957 (expand_vec_cond_expr): Ditto.
12958 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12959 call to expand_expr().
12960 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12961 in the call to expand_expr().
12963 2007-05-14 Dave Korn <dave.korn@artimi.com>
12965 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12967 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12969 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12970 instead of c_common_unsigned_type.
12971 (c_common_unsigned_type): Remove.
12972 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12973 c_common_unsigned_type.
12974 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12975 c_common_unsigned_type.
12976 * c-common.h (c_common_unsigned_type): Remove.
12977 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12978 c_common_unsigned_type.
12979 * c-format.c (check_format_types): Use unsigned_type_for instead of
12980 c_common_unsigned_type.
12981 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12982 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12983 of c_common_unsigned_type.
12984 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12985 lang_hooks.types.unsigned_type.
12986 * expmed.c (make_tree): Use unsigned_type_for instead of
12987 lang_hooks.types.unsigned_type.
12988 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12989 lang_hooks.types.unsigned_type.
12990 (build_range_check): Likewise.
12991 (fold_unary): Likewise.
12992 (fold_binary): Likewise.
12993 (fold_ternary): Likewise.
12994 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12995 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12996 * tree.c (get_unsigned_type): New.
12997 (unsigned_type_for): Use get_unsigned_type instead of
12998 lang_hooks.types.unsigned_type.
13000 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13002 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13003 to m68k_get_function_kind. Update its prototype.
13004 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13006 (m68k_interrupt_function_p): Return enum m68k_function_type
13007 instead of bool. Rename to m68k_get_function_kind.
13008 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13009 target is not fido.
13010 (m68k_compute_frame_layout): Don't mark any register for save
13011 if an interrupt_thread attribute is specified.
13012 (m68k_hard_regno_rename_ok): Update a use of
13013 m68k_interrupt_function_p.
13014 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13015 m68k_interrupt_function_p.
13016 (m68k_function_type): New.
13017 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13018 for a function with an interrupt_thread attribute.
13019 * doc/extend.texi: Document the interrupt_thread attribute.
13021 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13023 Fix PR tree-optimization/31911
13024 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13025 if they didn't change the expression.
13027 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13029 * tree-scalar-evolution.c (resolve_mixers): Exported.
13030 * tree-scalar-evolution.h (resolve_mixers): Declare.
13031 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13032 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13033 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13034 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13035 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13036 strip_conversion, analyze_offset_expr, address_analysis,
13037 object_analysis, analyze_offset): Removed.
13038 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13039 split_constant_offset, canonicalize_base_object_address,
13040 object_address_invariant_in_loop_p, disjoint_objects_p,
13041 dr_may_alias_p, dr_address_invariant_p): New functions.
13042 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13043 and dr_analyze_alias.
13044 (initialize_data_dependence_relation): Use dr_may_alias_p
13045 and object_address_invariant_in_loop_p.
13046 (compute_self_dependence): Handle the case when
13047 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13048 (find_data_references_in_stmt): Restrict the analysis of data
13049 references to the given loop nest.
13050 (find_data_references_in_loop): Made static. Pass loop nest to
13051 find_data_references_in_stmt.
13052 (compute_data_dependences_for_loop): Use DR_VOPS.
13053 (free_data_ref): Free DR_VOPS.
13054 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13055 (struct innermost_loop_behavior): ... new.
13056 (struct base_object_info): Replaced by ...
13057 (struct indices): ... new.
13058 (struct dr_alias): New.
13059 (enum data_ref_type): Removed.
13060 (struct data_reference): Consist of struct innermost_loop_behavior,
13061 struct indices and struct dr_alias.
13062 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13063 (DR_MEMTAG): Renamed to ...
13064 (DR_SYMBOL_TAG): ... this.
13065 (find_data_references_in_loop): Declaration removed.
13066 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13067 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13068 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13069 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13071 2007-05-13 Revital Eres <eres@il.ibm.com>
13073 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13074 which walks virtual def-use chains to find redundant stores.
13075 (dse_optimize_stmt): Call it.
13077 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13079 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13080 * passes.c (init_optimization_passes): Move pass_jump_bypass
13083 * basic-block.h (bb_has_eh_pred): Fix style issue.
13085 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13087 PR rtl-optimization/31848
13088 * loop-invariant.c (move_invariant_reg): If we move an insn
13089 with a REG_EQUAL note, and that insn is not always executed,
13090 remove the REG_EQUAL note.
13092 2007-05-12 Richard Guenther <rguenther@suse.de>
13094 PR tree-optimization/31797
13095 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13096 propagate into a stmt that has volatile ops.
13098 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13100 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13101 (gcc_tooldir): Likewise.
13102 * configure: Regenerate.
13103 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13104 old configure.ac gcc_tooldir setting.
13105 (prefix_to_exec_prefix): New variable.
13106 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13107 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13109 2007-05-11 Silvius Rus <rus@google.com>
13111 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13112 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13113 * c-common.h (strict_aliasing_warning): Change return type.
13114 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13115 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13116 (build_c_cast): Condition call to strict_aliasing_warning.
13117 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13118 * flags.h (set_Wstrict_aliasing): Declare.
13119 * opts.c (set_Wstrict_alising): Define, add call to.
13120 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13121 * tree-ssa-alias-warnings.c: New file.
13122 * tree-ssa-alias.c (compute_may_aliases): Add call to
13123 strict_aliasing_warning_backend.
13125 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13127 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13128 Use loop_depth and loop_outer accessor functions.
13129 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13130 determine_invariantness_stmt, move_computations_stmt): Ditto.
13131 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13132 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13133 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13134 * tree-scalar-evolution.c (interpret_loop_phi,
13135 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13136 instantiate_parameters_1, scev_const_prop): Ditto.
13137 * cfghooks.c (make_forwarder_block): Ditto.
13138 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13139 * modulo-sched.c (loop_canon_p): Ditto.
13140 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13141 slpeel_can_duplicate_loop_p): Ditto.
13142 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13143 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13144 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13145 cancel_loop, verify_loop_structure): Ditto.
13146 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13147 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13148 superloops vector instead of "pred" array.
13149 (establish_preds): Take father loop as an argument. Initialize the
13151 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13152 Do not initialize loop->outer.
13153 (flow_loop_tree_node_remove): Truncate the superloops vector.
13154 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13155 "pred" merged to "superloops" vector.
13156 (loop_depth, loop_outer): New.
13157 (fel_init): Use loop_outer.
13159 2007-05-11 Jan Hubicka <jh@suse.cz>
13161 * cgraphunit.c: Include gt-cgraphunit.h
13162 (static_ctors, static_dtors): New static vars.
13163 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13164 based on implementation in c-common.c
13165 (cgraph_finalize_function): Call record_cdtor_fn.
13166 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13167 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13168 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13169 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13170 build_cdtor, c_build_cdtor_fns): Remove.
13171 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13172 c_build_cdtor_fns): Remove prototype.
13174 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13177 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13178 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13179 * builtins.c (fold_builtin_memchr): New.
13180 (expand_builtin_memchr): Call the latter.
13181 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13182 * doc/extend.texi ([Other built-in functions provided by GCC]):
13185 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13187 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13188 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13189 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13190 PFPO_OP1_TYPE_SHIFT): Constants added.
13191 (DFP_ALL): Mode macro defined.
13192 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13193 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13194 Insn definitions added.
13195 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13196 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13199 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13201 PR tree-optimization/31885
13202 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13203 NULL_TREE to be undetermined.
13204 (automatically_generated_chrec_p): Return false for NULL.
13206 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13208 * config/bfin/bfin.h (MOVE_RATIO): Define.
13210 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13212 * config.gcc (sparc-wrs-vxworks): New target.
13213 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13214 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13215 * config/sparc/sparc.h: Include vxworks-dummy.h.
13216 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13217 include LABEL_REFs too.
13218 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13219 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13221 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13223 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13224 (sparc_emit_call_insn): New function.
13225 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13226 functions when generating VxWorks PIC.
13227 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13228 (call, call_value): Use sparc_emit_call_insn instead of
13231 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13233 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13235 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13237 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13238 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13239 split_double instead of operand_subword.
13241 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13243 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13244 * config/bfin/bfin.c (bfin_local_alignment): New function.
13245 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13247 2007-05-08 Chao-ying Fu <fu@mips.com>
13249 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13250 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13251 (smsub_widen_optab, umsub_widen_optab): Define.
13252 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13254 * genopinit.c (optabs): Fill in smsub_widen_optab and
13256 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13257 and umsub_widen_optab to implement multiply-subtract sequences.
13258 * config/mips/mips.md (*msac<u>_di): Rename to...
13259 (<u>msubsidi4): ...this. Extend condition to include
13260 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13261 of operand 0 to "ka" and use the three-operand form of msub<u>
13263 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13266 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13268 PR rtl-optimization/28011
13269 * reload.c (push_reload): Set dont_share if IN appears in OUT
13270 also when IN is a PLUS rtx.
13271 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13274 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13276 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13277 call unshare_all_decls.
13278 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13279 (unshare_all_decls): Remove.
13281 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13284 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13287 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13288 Nigel Stephens <nigel@mips.com>
13290 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13291 Update comments and all uses.
13292 (MIN_FPRS_PER_FMT): Define.
13293 * config/mips/mips.c (function_arg): Fix to correctly handle
13294 the -mips32r2 -mfp64 -mabi=32 case.
13295 (override_options): Enable use of odd-numbered registers for
13296 SFmode values on MIPS32.
13297 (mips_save_reg_p): Save whole floating-point register pair if
13298 either half is used.
13299 (compute_frame_size): Fix comment.
13301 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13303 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13304 argument of type bool.
13305 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13306 argument. Safely select temporary P register according to it.
13307 (do_link): Change call site of add_to_reg accordingly.
13308 (do_unlink): Add epilogue_p as a fourth argument and pass it
13310 (expand_interrupt_handler_epilogue): Change call of do_unlink
13312 (bfin_expand_prologue): Add a third argument sibcall_p.
13313 * config/bfin/bfin.md (epilogue): Change call of
13314 bfin_expand_epilogue accordingly.
13315 (sibcall_epilogue): Likewise.
13316 (eh_return_internal): Likewise.
13318 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13319 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13320 * config/bfin/bfin.c (bfin_handle_option): Handle
13321 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13322 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13323 Support bf534, bf536 and bf561.
13324 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13326 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13329 * config/i386/i386.c (ix86_function_regparm): Process local
13330 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13332 2007-05-07 Mike Stump <mrs@apple.com>
13334 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13335 also checks for and while statements in C++.
13337 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13339 * gcc.c (at_file_supplied): New variable.
13340 (main): Set it if we expanded argv.
13341 (do_spec_1): Pass an @-file to the linker if we were called with
13342 an @-file argument and HAVE_GNU_LD.
13343 * collect2.c (at_file_supplied): New variable.
13344 (response_file): New variable.
13345 (collect_exit): Unlink response_file if necessary.
13346 (handler): Likewise.
13347 (do_wait): Likewise.
13348 (main): Set at_file_supplied if we expanded argv.
13349 (collect_execute): Pass an @-file to subprocesses if we were called
13350 with an @-file argument.
13351 * configure.ac: Add define for HAVE_GNU_LD.
13352 * configure: Regenerate.
13353 * config.in: Regenerate.
13355 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13357 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13358 operand to HI mode.
13363 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13365 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13366 (TARGET_ENCODE_SECTION_INFO): Re-define.
13367 (m32c_encode_section_info): New
13368 (function_vector_handler): New
13369 (current_function_special_page_vector): New
13370 (m32c_special_page_vector_p): New.
13371 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13373 * config/m32c/jump.md: Added instruction JSRS for functions
13374 with attribute "function_vector".
13375 * doc/extend.texi (function_vector): Added description
13376 for M16C, M32C targets.
13378 2007-05-07 DJ Delorie <dj@redhat.com>
13381 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13382 ashrpsi3, lshrpsi3): Update shift count constraint.
13384 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13385 Nathan Froyd <froydnj@codesourcery.com>
13388 * c-incpath.c (add_path): Strip trailing path separators.
13390 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13392 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13393 Free dominance info before purging EH edges.
13394 (eliminate_degenerate_phis): Likewise.
13395 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13397 2007-05-07 Jan Hubicka <jh@suse.cz>
13399 * gimplify.c (gimplify_expr): Do not crash when folding
13400 (void *)(int)&a + 4.
13402 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13405 * c-opts.c (lang_fortran): Make it non static.
13406 * c-common.h (lang_fortran): New prototype.
13407 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13408 -lang-fortran option was passed by the driver.
13410 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13412 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13413 of ASSERT_CHECKING. Tweak message.
13415 2007-05-06 Revital Eres <eres@il.ibm.com>
13418 * loop-unroll.c (insert_var_expansion_initialization):
13419 Initialize the expansions with -zero instead of +zero.
13421 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13423 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13424 into pic and non-pic versions. Mark r19 as used for
13425 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13426 for tgd_load, tld_load and tie_load .
13427 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13428 version of tgd_load, tld_load and tie_load depending on the
13431 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13432 Jakub Jelinek <jakub@redhat.com>
13434 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13435 (__do_global_dtors_aux): Use more paranoid loop to run
13436 destructors if HIDDEN_DTOR_LIST_END.
13437 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13439 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13441 * varasm.c (align_variable): Don't increase alignment for
13442 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13443 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13445 2007-05-04 Josh Conner <jconner@apple.com>
13447 * basic-block.h (cdi_direction): Assign values to all enumeration
13449 (dom_computed): Remove.
13450 (dom_info_state): New.
13451 (set_dom_info_availability): New.
13452 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13453 walk_data.dom_direction.
13454 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13455 instead of dom_computed[].
13456 (split_edge): Likewise.
13457 (create_basic_block): Likewise.
13458 (merge_blocks): Likewise.
13459 * ifcvt.c (find_if_header): Likewise.
13460 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13461 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13462 * tree-ssa.c (verify_ssa): Likewise.
13463 * tree-cfg.c (tree_verify_flow_info): Likewise.
13464 (remove_edge_and_dominated_blocks): Likewise.
13465 * dominance.c (dom_computed): Make static.
13466 (calc_dfs_tree_nonrec): Change third param to a bool.
13467 (calc_dfs_tree): Change second param to a bool.
13468 (calc_idioms): Change second param to a bool. Use
13469 dom_convert_dir_to_idx.
13470 (init_dom_info): Validate dir before using.
13471 (dom_convert_dir_to_idx): New.
13472 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13473 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13474 (free_dominance_info): Use dom_convert_dir_to_idx.
13475 (get_immediate_dominator): Likewise.
13476 (set_immediate_dominator): Likewise.
13477 (get_dominated_by): Likewise.
13478 (redirect_immediate_dominators): Likewise.
13479 (nearest_common_denominator): Likewise.
13480 (dominated_by_p): Likewise.
13481 (bb_dom_dfs_in): Likewise.
13482 (bb_dom_dfs_out): Likewise.
13483 (recount_dominator): Likewise.
13484 (iterate_fix_dominators): Likewise.
13485 (add_to_dominance_info): Likewise.
13486 (delete_from_dominance_info): Likewise.
13487 (first_dom_son): Likewise.
13488 (next_dom_son): Likewise.
13489 (dom_info_available_p): Likewise.
13490 (dom_info_state): New.
13491 (set_dom_info_availability): New.
13493 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13495 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13497 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13499 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13501 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13502 (subdi3, subdi_carry): Delete.
13504 2007-05-04 Jan Hubicka <jh@suse.cz>
13505 Richard Guenther <rguenther@suse.de>
13507 * opts.c (decode_options): Do not fiddle with inlining
13508 parameters in case of optimizing for size.
13509 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13510 for size do nothing.
13511 (cgraph_decide_inlining_of_small_function): When optimizing for
13512 size never inline functions increasing caller size.
13513 (cgraph_early_inlining): Inline for size when optimizing for size.
13515 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13517 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13518 logical operations piecewise.
13519 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13520 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13521 subdi_sesidi_di): Delete.
13522 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13523 the generated sequence. Allow three-reg add in constraints. Rewrite
13524 the rtl expression for carry to avoid zero_extend of a constant.
13525 (sub_with_carry): New pattern.
13526 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13527 different sequence not involving jumps.
13528 (notbi): Now a named pattern.
13530 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13532 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13533 Add the note about a significant loss of accuracy of some
13534 mathematical routines when these options are used.
13536 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13538 * haifa-sched.c (rtx_vec_t): New typedef.
13539 (contributes_to_priority_p): Extract piece of priority () into new
13541 (priority): Use the function. Add assertion.
13542 (rank_for_schedule, set_priorities): Add assertion to check that
13543 insn's priority is initialized.
13544 (clear_priorities, calc_priorities): Change signature. Make it update
13545 all relevant insns. Update all callers ('add_to_speculative_block ()'
13546 and 'create_block_check_twin ()').
13547 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13548 Add new field 'priority_status'.
13549 (INSN_PRIORITY_STATUS): New macro.
13550 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13552 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13554 * sched-ebb.c (debug_ebb_dependencies): New static function.
13555 (init_ready_list): Use it.
13557 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13558 with changed signature and 'debug_rgn_dependencies ()'.
13559 (debug_rgn_dependencies): New static function.
13560 (init_ready_list): Use it.
13562 * sched-int.h (debug_dependencies): Declare.
13564 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13566 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13568 2007-05-04 Dirk Mueller <dmueller@suse.de>
13570 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13572 2007-05-03 Jan Hubicka <jh@suse.cz>
13574 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13575 ((T1)X op (T1)Y), for pointer type in more cases than before.
13577 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13579 * tree-object-size.c (plus_expr_object_size): When operand size is
13580 unknown, return unknown.
13582 2007-05-03 Dirk Mueller <dmueller@suse.de>
13584 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13586 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13589 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13591 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13593 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13595 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13597 * config/soft-fp/double.h, config/soft-fp/extended.h,
13598 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13599 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13600 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13601 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13604 2007-05-03 Ian Lance Taylor <iant@google.com>
13606 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13607 MASK_PPC_GFXOPT for 8540 or 8548.
13609 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13611 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13612 vect_print_dump_info() to output debug information.
13614 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13617 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13618 operands of size 2 when operand is not MEM_P.
13620 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13622 PR tree-optimization/30565
13623 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13625 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13627 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13628 (umulsi3_highpart): Use them.
13629 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13630 for final accumulator to D regisster tranfser.
13632 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13634 PR tree-optimization/31699
13635 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13637 (vect_enhance_data_refs_alignment): Compute peel amount using
13638 TYPE_VECTOR_SUBPARTS instead of vf.
13639 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13641 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13644 * system.h: Remove inclusion of double-int.h
13645 * tree.h: Include double-int.h
13646 * gengtype.c: Likewise
13647 * cfgloop.h: Likewise
13648 * Makefile.in: Adjust dependencies on double-int.h
13650 2007-05-02 Eric Christopher <echristo@apple.com>
13652 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13653 -shared to -Zdynamiclib.
13655 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13658 * c-common.c (strip_pointer_or_array_types): New function.
13659 * c-common.h (strip_pointer_or_array_types): New function declaration.
13661 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13663 PR tree-optimization/31771
13664 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13666 2007-05-02 Paul Brook <paul@codesourcery.com>
13668 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13670 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13672 PR middle-end/29715
13673 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13676 2007-05-02 Nick Clifton <nickc@redhat.com>
13678 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13680 2007-05-02 Richard Guenther <rguenther@suse.de>
13682 PR tree-optimization/31146
13683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13684 argument, single_use_p. If we have a single use that is
13685 a conversion to the definition rhs type, propagate that rhs.
13686 (forward_propagate_addr_expr): Pass single_use_p argument
13687 to forward_propagate_addr_expr_1.
13689 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13691 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13694 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13696 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13697 'AMD Family 10 core'.
13699 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13701 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13702 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13703 with SSE3 instruction set support.
13704 * doc/invoke.texi: Likewise.
13706 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13708 * config/i386/i386.c (override_options): Tuning 32-byte loop
13709 alignment for amdfam10 architecture. Increasing the max loop
13710 alignment to 24 bytes.
13712 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13714 * config/m68k/constraints.md: New.
13715 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13716 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13717 EXTRA_CONSTRAINT): Remove.
13718 * config/m68k/m68k.md: Include constraints.md.
13719 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13721 2007-05-01 Ian Lance Taylor <iant@google.com>
13723 PR tree-optimization/31739
13724 * tree-vrp.c (vrp_val_is_max): New static function.
13725 (vrp_val_is_min): New static function.
13726 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13728 (set_value_range): Use vrp_val_is_{max,min}.
13729 (extract_range_from_assert): Likewise.
13730 (extract_range_from_binary_expr): Likewise.
13731 (extract_range_from_unary_expr): Likewise.
13732 (dump_value_range, vrp_meet): Likewise.
13733 (vrp_visit_phi_node): Likewise.
13734 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13736 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13738 * config/i386/gmon-sol2.c (size_t): New type.
13739 (intptr_t): Likewise.
13740 (s_textsize): Declare as size_t.
13742 (monstartup): Use size_t for sizes.
13743 (_mcount): Save and restore registers.
13744 (internal_mcount): Pass 0 as the first argument to monstartup
13746 (moncontrol): Convert pointer to appropriately sized integer
13747 before passing to profil.
13749 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13751 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13752 __NO_FPRS__, not just if _SOFT_DOUBLE.
13753 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13754 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13755 also for E500 double.
13756 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13757 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13760 2007-05-01 Richard Guenther <rguenther@suse.de>
13762 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13765 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13767 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13769 2007-05-01 Jan Hubicka <jh@suse.cz>
13771 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13774 2007-05-01 Jan Hubicka <jh@suse.cz>
13776 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13777 (maybe_fold_offset_to_reference): Declare.
13778 * fold-const.c (fold_unary): Do not fold
13779 (type *)&A into &A->field_of_type_and_offset_0
13780 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13781 size is unknown, give up.
13782 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13784 (maybe_fold_offset_to_reference): New.
13785 (maybe_fold_stmt_indirect): Use it.
13786 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13787 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13789 (gimplify_expr): Likewise for plus_expr.
13791 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13793 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13794 bsi_after_labels. Always insert statements before bsi.
13795 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13796 * predict.c (apply_return_prediction): Check for empty blocks.
13797 * cfgexpand.c (lab_rtx_for_bb): New variable.
13798 (label_rtx_for_bb): Do not create new tree labels.
13799 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13800 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13801 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13803 (label_for_bb): Add field used.
13804 (update_eh_label, main_block_label): Mark the label used.
13805 (cleanup_dead_labels): Remove unused labels.
13807 2007-05-01 Richard Guenther <rguenther@suse.de>
13809 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13810 if it is not about to be set.
13811 (get_value_range): Do not pre-allocate equiv bitmap.
13812 (update_value_range): No need to clear equiv field.
13813 (add_equivalence): Change prototype to get bitmap pointer.
13814 Allocate bitmap here if it is not already.
13815 (extract_range_from_assert): Do not allocate bitmap here.
13816 Update callers to add_equivalence.
13817 (extract_range_from_ssa_name): Likewise.
13818 (get_vr_for_comparison): New static helper.
13819 (compare_name_with_value): Handle NULL equiv bitmap by
13820 peeling the first iteration of the comparison loop.
13821 Use get_vr_for_comparison.
13822 (compare_names): Handle NULL equiv bitmaps by using fake
13823 ones. Use get_vr_for_comparison.
13825 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13827 * double-int.c (mpz_set_double_int): Moved from
13828 tree-ssa-loop-niter.c.
13829 (mpz_get_double_int): Likewise; also, add option to wrap
13830 out-of-range integers.
13831 * double-int.h: New prototypes for above.
13832 * tree.c (get_static_type_bounds): Moved from
13833 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13834 TYPE_MAX_VALUE if they exist..
13835 * tree.h: New prototype for above.
13836 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13837 get_type_bounds calls.
13838 (mpz_set_double_int): Move to double-int.c.
13839 (get_type_bounds): Move to tree.c, rename to
13840 get_static_type_bounds.
13841 (mpz_to_double_int): Move to double-int.c, rename to
13842 mpz_get_double_int.
13844 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13846 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13847 DIV0 exception can fall through to a normal return.
13849 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13851 PR middle-end/22156
13852 Temporarily revert:
13853 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13854 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13855 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13856 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13857 initialize align to silence bogus warning.
13858 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13859 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13861 (struct sra_walk_fns): Remove use_all parameter from use.
13862 (sra_hash_tree): Handle BIT_FIELD_REFs.
13863 (sra_elt_hash): Don't hash bitfld blocks.
13864 (sra_elt_eq): Skip them in parent compares as well. Handle
13866 (sra_walk_expr): Don't maintain or pass down use_all_p.
13867 (scan_use): Remove use_all parameter.
13868 (scalarize_use): Likewise. Re-expand assignment to
13869 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13870 output, and re-scalarize after output. Don't mark anything
13872 (scalarize_ldst): Adjust.
13873 (scalarize_walk_gimple_modify_statement): Likewise.
13874 (build_element_name_1): Handle BIT_FIELD_REFs.
13875 (instantiate_element): Don't warn for any element whose parent
13876 is used as a whole.
13877 (instantiate_missing_elements_1): Return the sra_elt.
13878 (canon_type_for_field): New.
13879 (try_instantiate_multiple_fields): New.
13880 (instantiate_missing_elemnts): Use them.
13881 (mark_no_warning): Removed.
13882 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13883 (REPLDUP, sra_build_elt_assignment): New.
13884 (generate_copy_inout): Use them.
13885 (generate_element_copy): Likewise. Handle bitfld differences.
13886 (generate_element_zero): Don't recurse for blocks. Use
13887 sra_build_elt_assignment.
13888 (generate_one_element_int): Take elt instead of var. Use
13889 sra_build_elt_assignment.
13890 (generate_element_init_1): Adjust.
13891 (scalarize_use, scalarize_copy): Use REPLDUP.
13892 (scalarize_ldst): Move assert before dereference.
13893 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13895 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13898 * tree.c (reconstruct_complex_type): Reconstruct a reference
13900 Also use the same mode for the pointer as the old pointer type.
13902 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13904 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13907 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13909 PR rtl-optimization/31676
13910 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13911 (df_refs_record): Call it.
13913 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13915 * rtl.def (SS_ABS): New code.
13916 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13917 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13918 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13919 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13920 (bfin_init_builtins): Define them.
13921 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13922 (bfin_expand_builtin): ... and handle the others here.
13923 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13924 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13925 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13926 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13927 operand is only HImode.
13929 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13931 * regclass.c (scan_one_insn): Remove splitting of
13934 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13935 Nigel Stephens <nigel@mips.com>
13937 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13939 2007-04-28 Jan Hubicka <jh@suse.cz>
13941 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13942 insn_locators_alloc instead of insn_locators_initialize;
13943 call reset_block_changes.
13944 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13945 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13946 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13947 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13948 * config/score/score.c (th_output_mi_thunk): Likewise.
13949 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13950 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13951 tolerate uninitialized locator info.
13954 * function.c (init_function_start): Don't init line number info.
13955 (expand_function_end): Update.
13956 (reset_block_changes, record_block_change, finalize_block_changes,
13957 check_block_change, free_block_changes): Kill.
13958 * function.h (reset_block_changes, record_block_change,
13959 finalize_block_changes, check_block_change, free_block_changes):
13961 (struct function): Remove ib_boundaries_block.
13962 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13963 Use curr_insn_locator to initialize locator.
13964 (emit_line_note): Remove.
13965 * cfgexpand.c (expand_gimple_cond_expr): Update.
13966 (construct_exit_block): Likewise.
13967 (tree_expand_cfg): Initialize/finalize locators.
13968 * expr.c (expand_expr_real): Update.
13969 * cfglayout.c (line_locators_locs, line_locators_lines,
13970 file_locators_locs, file_locators_files): Remove.
13971 (set_block_levels): Move to cfgexpand.c.
13972 (insn_locators_initialize): Remove.
13973 (pass_insn_locators_initialize): Remove.
13974 (locations_locators_locs, locations_locators_vals): New static vars.
13975 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13977 (insn_locators_alloc, insn_locators_finalize,
13978 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13980 (locator_location): New.
13981 (locator_line, locator_file): Rewrite.
13982 * rtl.h (emit_line_note): Kill.
13983 (insn_locators_alloc, insn_locators_finalize,
13984 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13986 * tree-inline.c (initialize_cfun): Do not initialize
13987 ib_boundaries_block.
13988 * passes.c (pass_insn_locators_initialize): Remove.
13990 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13992 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13993 info. Update last_basic_block correctly.
13995 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13998 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13999 register itself to hold the offset constant. Tell flow the use
14000 of r4 and r5 when they are used.
14002 2007-04-27 Richard Guenther <rguenther@suse.de>
14004 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14005 if we simplified anything.
14006 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14007 warnings until we did a simplification and the stmt was not
14008 marked as TREE_NO_WARNING.
14010 2007-04-27 Mike Stump <mrs@apple.com>
14012 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14014 2007-04-27 Ian Lance Taylor <iant@google.com>
14016 PR middle-end/31710
14017 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14018 TYPE_MAX_VALUE exist, convert them to the new type.
14020 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14022 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14023 if it claims to be available.
14024 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14025 edge is redirected.
14026 (perform_tree_ssa_dce): Always free postdominators.
14028 2007-04-27 Richard Henderson <rth@redhat.com>
14030 * config/alpha/predicates.md (aligned_memory_operand): Mark
14031 as define_special_predicate.
14032 (unaligned_memory_operand, normal_memory_operand): Likewise.
14033 (reg_or_unaligned_mem_operand): Remove.
14034 (any_memory_operand): Match the documentation and check for
14035 non-renumbered pseudos during reload.
14036 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14037 alpha_secondary_reload_class, update to new interface, make static.
14038 Handle CQImode like HImode. Remove FP subreg check.
14039 (alpha_expand_mov): Use replace_equiv_address.
14040 (alpha_expand_mov_nobwx): Use any_memory_operand.
14041 (TARGET_SECONDARY_RELOAD): New.
14042 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14043 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14044 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14045 * config/alpha/alpha.md: ... here.
14046 (RELOAD12, reloadmode): New.
14048 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14049 Don't handle the aligned case here.
14050 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14051 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14052 reload_inhi_help. Don't expect a scratch register.
14053 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14055 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14057 2007-04-27 Richard Guenther <rguenther@suse.de>
14059 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14061 2007-04-27 Richard Guenther <rguenther@suse.de>
14063 PR tree-optimization/30965
14064 PR tree-optimization/30978
14065 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14066 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14067 (find_equivalent_equality_comparison): Likewise.
14068 (simplify_cond): Likewise.
14069 (get_prop_source_stmt): New helper.
14070 (get_prop_dest_stmt): Likewise.
14071 (can_propagate_from): Likewise.
14072 (remove_prop_source_from_use): Likewise.
14073 (combine_cond_expr_cond): Likewise.
14074 (forward_propagate_comparison): New function.
14075 (forward_propagate_into_cond): Rewrite to use fold for
14077 (tree_ssa_forward_propagate_single_use_vars): Call
14078 forward_propagate_comparison to propagate comparisons.
14080 2007-04-27 Richard Guenther <rguenther@suse.de>
14082 PR tree-optimization/31715
14083 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14084 sure to do computation on the offset in an appropriate
14087 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14089 * reload.h (elimination_target_reg_p): Declare.
14090 * reload.c (find_reloads): Don't apply the reg_rtx move
14091 optimization if the SET_DEST satisfies elimination_target_reg_p.
14092 * reload1.c (elimination_target_reg_p): New function.
14093 (gen_reload): In the move/add2 fallback, make sure that op0
14094 does not overlap the destination register.
14096 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14098 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14099 transform only GIMPLE_MODIFY_STMTs.
14100 * tree-complex.c (expand_complex_operations_1): Ditto.
14101 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14102 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14103 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14105 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14106 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14107 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14108 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14109 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14110 slpeel_add_loop_guard): Ditto.
14111 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14112 * lambda-code.c (perfect_nestify): Ditto.
14113 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14114 before the first statement.
14115 * tree-optimize.c (execute_free_datastructures): Fix comments.
14116 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14117 * tree-flow.h (disband_implicit_edges): Declaration removed.
14118 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14120 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14121 COND_EXPRs without gotos.
14122 (disband_implicit_edges, has_label_p): Removed.
14123 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14124 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14126 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14128 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14129 also for COND_EXPRs.
14130 * cfgexpand.c (label_rtx_for_bb): New function.
14131 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14132 Use label_rtx_for_bb to find the labels.
14133 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14134 last block. Detect fallthru edges.
14136 2007-04-26 Ian Lance Taylor <iant@google.com>
14139 * reload.c (find_reloads_subreg_address): If the address was valid
14140 in the original mode but not in the new mode, reload the whole
14143 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14145 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14146 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14147 (cleanup_control_expr_graph): Do not invalidate dominance info.
14148 Record altered blocks.
14149 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14150 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14151 cleanup_tree_cfg_bb): New functions.
14152 (remove_forwarder_block): Do not maintain the worklist of blocks.
14153 Record altered blocks.
14154 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14155 not over whole cfg.
14156 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14157 delete_unreachable_blocks if dominators are not available.
14158 * tree-inline.c (optimize_inline_calls): Free dominance information
14160 * tree-flow.h (remove_edge_and_dominated_blocks,
14161 cfgcleanup_altered_bbs): Altered.
14162 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14164 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14166 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14167 do not invalidate dominators.
14169 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14171 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14172 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14174 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14176 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14178 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14180 2007-04-26 Richard Guenther <rguenther@suse.de>
14182 PR tree-optimization/31703
14183 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14184 the right type for the target of the bittest.
14186 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14188 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14189 ix86_sol10_return_in_memory.
14191 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14193 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14196 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14199 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14201 PR tree-optimization/30558
14202 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14203 clear this_state.prev_try.
14205 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14206 Mark Mitchell <mark@codesourcery.com>
14208 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14209 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14210 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14212 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14215 * doc/invoke.texi (%:print-asm-header): Document.
14216 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14218 (static_spec_functions): Add print-asm-header.
14219 (main): Print a banner before the --target-help linker options.
14220 (print_asm_header_spec_function): New function.
14222 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14225 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14226 (movsf_ie): Likewise.
14228 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14230 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14232 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14234 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14235 exception for divide-by-zero.
14236 (__umodsi3, __modsi3): Likewise.
14238 2007-04-25 Dirk Mueller <dmueller@suse.de>
14240 * c-typeck.c (build_compound_expr): Annotate warning()
14241 call with OPT_Wunused_value.
14242 * tree-ssa.c (warn_uninit): Annotate warning with
14244 * c-common.c (handle_sentinel_attribute): Annotate warning
14245 call with OPT_Wattributes.
14247 2007-04-25 Thiemo Seufer <ths@mips.com>
14249 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14250 (mips16): Fix typo.
14251 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14252 on to the assembler. Improve handling of -mno-mips16. Add handling
14253 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14254 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14255 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14256 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14258 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14261 * config/i386/winnt.c (i386_pe_file_end): Strip only
14262 USER_LABEL_PREFIX when writing export name.
14264 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14266 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14267 sh/elf.h, vx-common.h and vxworks.h.
14268 * config/sh/sh.h: Include config/vxworks-dummy.h.
14269 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14270 (OVERRIDE_OPTIONS): Use it.
14271 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14272 (vxworks_picreg): New pattern.
14273 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14274 VXWORKS_OS_CPP_BUILTINS.
14275 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14276 to their VXWORKS_* equivalents.
14277 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14278 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14279 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14280 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14281 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14282 -mrtp/-fPIC multilibs.
14283 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14284 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14285 (MULTILIB_OSDIRNAMES): Delete.
14287 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14290 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14292 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14294 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14295 rounding mode to be specified by the caller.
14296 (real_to_mpfr) Likewise.
14297 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14298 include new arguments.
14299 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14301 2007-04-24 Ian Lance Taylor <iant@google.com>
14303 PR tree-optimization/31605
14304 * tree-vrp.c (set_value_range): Check that min and max are not
14305 both overflow infinities.
14306 (set_value_range_to_value): New static function.
14307 (extract_range_from_binary_expr): Call set_value_range_to_value.
14308 (extract_range_from_cond_expr): Likewise.
14309 (extract_range_from_expr): Likewise.
14310 (extract_range_from_unary_expr): Likewise. Don't create a range
14311 which overflows on both sides.
14312 (vrp_meet): Check for a useless range.
14313 (vrp_visit_phi_node): If we see a constant which looks like an
14314 overflow infinity, turn off the TREE_OVERFLOW flag.
14316 2007-04-24 Ian Lance Taylor <iant@google.com>
14318 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14320 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14322 PR diagnostic/25923
14323 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14324 diagnostic message is being built.
14325 * tree-pretty-print.c (dump_generic_node): Only write the
14326 formatted text into BUFFER's stream if we are not building a
14327 diagnostic message.
14328 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14330 * Makefile.in (toplev.o): Depend on tree-pass.h.
14332 2007-04-24 Ian Lance Taylor <iant@google.com>
14334 PR tree-optimization/31602
14335 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14336 conditionals in the copied loop header.
14337 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14338 warnings if TREE_NO_WARNING is set.
14339 * doc/invoke.texi (Warning Options): Clarify that
14340 -Wstrict-overflow does not warn about loops.
14342 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14344 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14345 expand on the comment about _Decimal128 arguments and check the
14346 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14347 that _Decimal128 argument uses even/odd register pair.
14348 (function_arg): Ditto.
14350 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14352 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14353 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14355 2007-04-24 Richard Guenther <rguenther@suse.de>
14356 Olga Golovanevsky <olga@il.ibm.com>
14358 * fold-const.c (multiple_of_p): Check for bottom
14361 2007-04-24 Richard Henderson <rth@redhat.com>
14363 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14364 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14365 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14366 looking for non-zero bits shifted out. Avoid a recursive call
14367 when constructing the scalar.
14368 (__floatundisf): Likewise.
14370 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14372 * dwarf2out.c (field_byte_offset): Move the existing logic
14373 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14374 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14376 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14379 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14380 length argument of 0 for memset.
14381 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14382 unsigned shift instead of the signed variant.
14384 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14386 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14387 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14388 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14389 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14390 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14391 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14392 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14393 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14394 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14395 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14396 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14397 "mul<mode>3", "div<mode>3"): Insn definitions added.
14398 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14399 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14400 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14401 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14402 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14403 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14404 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14405 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14406 TARGET_FLOAT_FORMAT): Macro definitions removed.
14407 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14408 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14409 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14410 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14411 (s390_gen_rtx_const_DI): Function removed.
14412 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14414 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14416 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14417 over an external ffs function.
14419 2007-04-24 Chao-ying Fu <fu@mips.com>
14420 Richard Sandiford <richard@nildram.co.uk>
14422 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14423 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14424 (smadd_widen_optab, umadd_widen_optab): Define.
14425 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14427 * genopinit.c (optabs): Fill in smadd_widen_optab and
14429 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14430 and umadd_widen_optab to implement multiply-add sequences.
14431 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14432 (<u>maddsidi4): ...this. Extend condition to include
14433 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14434 of operand 0 to "ka" and use the three-operand form of madd<u>
14436 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14438 * config/mips/constraints.md (ka): New register constraint.
14440 2007-04-24 Jan Hubicka <j@suse.cz>
14444 2007-04-23 Jan Hubicka <jh@suse.cz>
14445 * function.c (init_function_start): Don't init line number info.
14446 (expand_function_end): Update.
14447 (reset_block_changes, record_block_change, finalize_block_changes,
14448 check_block_change, free_block_changes): Kill.
14449 * function.h (reset_block_changes, record_block_change,
14450 finalize_block_changes, check_block_change, free_block_changes):
14452 (struct function): Remove ib_boundaries_block.
14453 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14454 Use curr_insn_locator to initialize locator.
14455 (emit_line_note): Remove.
14456 * cfgexpand.c (expand_gimple_cond_expr): Update.
14457 (construct_exit_block): Likewise.
14458 (tree_expand_cfg): Initialize/finalize locators.
14459 * expr.c (expand_expr_real): Update.
14460 * cfglayout.c (line_locators_locs, line_locators_lines,
14461 file_locators_locs, file_locators_files): Remove.
14462 (set_block_levels): Move to cfgexpand.c.
14463 (insn_locators_initialize): Remove.
14464 (pass_insn_locators_initialize): Remove.
14465 (locations_locators_locs, locations_locators_vals): New static vars.
14466 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14468 (insn_locators_alloc, insn_locators_finalize,
14469 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14471 (locator_location): New.
14472 (locator_line, locator_file): Rewrite.
14473 * rtl.h (emit_line_note): Kill.
14474 (insn_locators_alloc, insn_locators_finalize,
14475 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14477 * tree-inline.c (initialize_cfun): Do not initialize
14478 ib_boundaries_block.
14479 * passes.c (pass_insn_locators_initialize): Remove.
14481 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14483 * doc/invoke.texi: Removed leading '-' from option index entries.
14485 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14487 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14489 (create_phi_node): Use set_phi_nodes.
14490 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14491 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14492 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14493 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14494 (bsi_start, bsi_last): Use bb_stmt_list.
14495 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14496 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14497 Traverse the statements using tsi iterator.
14498 * basic-block.h (struct basic_block_def): Fields stmt_list
14499 and phi_nodes moved to ...
14500 (struct tree_bb_info): ... new structure.
14501 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14502 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14503 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14504 (tree_verify_flow_info): Verify that il.tree is not set for
14505 entry and exit block.
14506 (tree_split_block): Use set_bb_stmt_list.
14508 2007-04-23 Mike Stump <mrs@apple.com>
14510 * config/i386/i386.c (ix86_tune_features
14511 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14514 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14516 * config/i386/i386.md (prefix_extra): New attribute.
14517 (length): Add prefix_extra.
14519 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14520 (sse2_movntv2di): Likewise.
14521 (sse2_cvtps2dq): Likewise.
14522 (sse2_cvtpd2pi): Likewise.
14523 (sse2_cvttpd2pi): Likewise.
14524 (*sse2_cvtpd2ps): Likewise.
14525 (*add<mode>3): Likewise.
14526 (sse2_ssadd<mode>3): Likewise.
14527 (sse2_usadd<mode>3): Likewise.
14528 (*sub<mode>3): Likewise.
14529 (sse2_sssub<mode>3): Likewise.
14530 (sse2_ussub<mode>3): Likewise.
14531 (*mulv8hi3): Likewise.
14532 (*smulv8hi3_highpart): Likewise.
14533 (*umulv8hi3_highpart): Likewise.
14534 (sse2_umulv2siv2di3): Likewise.
14535 (sse2_pmaddwd): Likewise.
14536 (ashr<mode>3): Likewise.
14537 (lshr<mode>3): Likewise.
14538 (ashl<mode>3): Likewise.
14539 (sse2_ashlti3): Likewise.
14540 (sse2_lshrti3): Likewise.
14541 (*umaxv16qi3): Likewise.
14542 (*smaxv8hi3): Likewise.
14543 (*uminv16qi3): Likewise.
14544 (*sminv8hi3): Likewise.
14545 (sse2_eq<mode>3): Likewise.
14546 (sse2_gt<mode>3): Likewise.
14547 (*and<mode>3): Likewise.
14548 (sse2_nand<mode>3): Likewise.
14549 (*ior<mode>3): Likewise.
14550 (*xor<mode>3): Likewise.
14551 (sse2_packsswb): Likewise.
14552 (sse2_packssdw): Likewise.
14553 (sse2_packuswb): Likewise.
14554 (sse2_punpckhbw): Likewise.
14555 (sse2_punpcklbw): Likewise.
14556 (sse2_punpckhwd): Likewise.
14557 (sse2_punpcklwd): Likewise.
14558 (sse2_punpckhdq): Likewise.
14559 (sse2_punpckldq): Likewise.
14560 (sse2_punpckhqdq): Likewise.
14561 (sse2_punpcklqdq): Likewise.
14562 (*sse2_pinsrw): Likewise.
14563 (*sse2_pextrw): Likewise.
14564 (sse2_pshufd_1): Likewise.
14565 (sse2_uavgv16qi3): Likewise.
14566 (sse2_uavgv8hi3): Likewise.
14567 (sse2_psadbw): Likewise.
14568 (sse2_pmovmskb): Likewise.
14569 (*sse2_maskmovdqu): Likewise.
14570 (*sse2_maskmovdqu_rex64): Likewise.
14571 (sse4a_extrqi): Likewise.
14572 (sse4a_extrq): Likewise.
14573 (sse3_lddqu): Set prefix_rep.
14574 (sse3_addsubv4sf3): Likewise.
14575 (sse3_haddv4sf3): Likewise.
14576 (sse3_hsubv4sf3): Likewise.
14577 (sse_cvtss2si): Likewise.
14578 (sse_cvtss2si_2): Likewise.
14579 (sse_cvtss2siq): Likewise.
14580 (sse_cvtss2siq_2): Likewise.
14581 (sse_cvttss2si): Likewise.
14582 (sse_cvttss2siq): Likewise.
14583 (sse2_cvttps2dq): Likewise.
14584 (sse3_movshdup): Likewise.
14585 (sse3_movsldup): Likewise.
14586 (sse2_cvtsd2si): Likewise.
14587 (sse2_cvtsd2si_2): Likewise.
14588 (sse2_cvtsd2siq): Likewise.
14589 (sse2_cvtsd2siq_2): Likewise.
14590 (sse2_cvttsd2si): Likewise.
14591 (sse2_cvttsd2siq): Likewise.
14592 (*sse2_cvtpd2dq): Likewise.
14593 (*sse2_cvttpd2dq): Likewise.
14594 (sse2_pshuflw_1): Likewise.
14595 (sse2_pshufhw_1): Likewise.
14596 (sse4a_insertqi): Likewise.
14597 (sse4a_insertq): Likewise.
14598 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14599 (ssse3_phadddv4si3): Likewise.
14600 (ssse3_phaddswv8hi3): Likewise.
14601 (ssse3_phsubwv8hi3): Likewise.
14602 (ssse3_phsubdv4si3): Likewise.
14603 (ssse3_phsubswv8hi3): Likewise.
14604 (ssse3_pmaddubswv8hi3): Likewise.
14605 (ssse3_pmulhrswv8hi3): Likewise.
14606 (ssse3_pshufbv16qi3): Likewise.
14607 (ssse3_psign<mode>3): Likewise.
14608 (ssse3_palignrti): Likewise.
14609 (abs<mode>2): Likewise.
14610 (ssse3_phaddwv4hi3): Set prefix_extra.
14611 (ssse3_phadddv2si3): Likewise.
14612 (ssse3_phaddswv4hi3): Likewise.
14613 (ssse3_phsubwv4hi3): Likewise.
14614 (ssse3_phsubdv2si3): Likewise.
14615 (ssse3_phsubswv4hi3): Likewise.
14616 (ssse3_pmaddubswv4hi3): Likewise.
14617 (ssse3_pmulhrswv4hi3): Likewise.
14618 (ssse3_pshufbv8qi3): Likewise.
14619 (ssse3_psign<mode>3): Likewise.
14620 (ssse3_palignrdi): Likewise.
14621 (abs<mode>2): Likewise.
14622 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14623 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14624 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14626 2007-04-23 Nick Clifton <nickc@redhat.com>
14628 * params.def: Fix formatting of emacs local variables.
14630 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14632 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14633 move if inter-unit move isn't allowed.
14634 Don't split moving the first element of V2DI to DI to inter-unit
14635 move if inter-unit move isn't allowed.
14637 2007-04-23 Richard Guenther <rguenther@suse.de>
14639 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14640 and CDI_POST_DOMINATORS separately.
14642 2007-04-23 Nick Clifton <nickc@redhat.com>
14644 * c.opt (Wformat-contains-nul): Add warning attribute.
14646 2007-04-23 Jan Hubicka <jh@suse.cz>
14648 * function.c (init_function_start): Don't init line number info.
14649 (expand_function_end): Update.
14650 (reset_block_changes, record_block_change, finalize_block_changes,
14651 check_block_change, free_block_changes): Kill.
14652 * function.h (reset_block_changes, record_block_change,
14653 finalize_block_changes, check_block_change, free_block_changes):
14655 (struct function): Remove ib_boundaries_block.
14656 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14657 Use curr_insn_locator to initialize locator.
14658 (emit_line_note): Remove.
14659 * cfgexpand.c (expand_gimple_cond_expr): Update.
14660 (construct_exit_block): Likewise.
14661 (tree_expand_cfg): Initialize/finalize locators.
14662 * expr.c (expand_expr_real): Update.
14663 * cfglayout.c (line_locators_locs, line_locators_lines,
14664 file_locators_locs, file_locators_files): Remove.
14665 (set_block_levels): Move to cfgexpand.c.
14666 (insn_locators_initialize): Remove.
14667 (pass_insn_locators_initialize): Remove.
14668 (locations_locators_locs, locations_locators_vals): New static vars.
14669 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14671 (insn_locators_alloc, insn_locators_finalize,
14672 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14674 (locator_location): New.
14675 (locator_line, locator_file): Rewrite.
14676 * rtl.h (emit_line_note): Kill.
14677 (insn_locators_alloc, insn_locators_finalize,
14678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14680 * tree-inline.c (initialize_cfun): Do not initialize
14681 ib_boundaries_block.
14682 * passes.c (pass_insn_locators_initialize): Remove.
14684 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14686 PR middle-end/31448
14687 * expr.c (reduce_to_bit_field_precision): Handle
14690 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14692 PR tree-optimization/24659
14693 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14694 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14695 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14696 * genopinit.c (optabs): Rename vec_pack_mod_optab
14697 to vec_pack_trunc_optab.
14698 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14699 early for scalar floating point operands for NOP_EXPR.
14700 (vectorizable_type_promotion): Ditto.
14701 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14702 vec_pack_trunc_optab.
14703 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14705 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14706 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14707 Rename from VEC_PACK_MOD_EXPR.
14708 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14709 * expr.c (expand_expr_real_1): Ditto.
14710 * tree-inline.c (estimate_num_insns_1): Ditto.
14711 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14713 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14714 (vec_unpacks_lo_v4sf): Ditto.
14715 (vec_pack_trunc_v2df): Ditto.
14716 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14717 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14718 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14720 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14722 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14724 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14725 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14726 packing of floating point operands.
14727 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14728 represent unpacking of floating point operands.
14729 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14730 [vec_unpacks_hi]: Ditto.
14731 [vec_unpacks_lo]: Ditto.
14733 2007-04-22 Jan Hubicka <jh@suse.cz>
14735 * final.c (rest_of_handle_final): Call
14736 targetm.asm_out.constructor/targetm.asm_out.destructor
14737 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14738 proper priority via decl_*_priority_insert.
14739 * c-common.c (c_expand_body): Likewise.
14741 2007-04-22 Richard Guenther <rguenther@suse.de>
14743 PR tree-optimization/29789
14744 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14745 (rewrite_reciprocal): New helper split out from
14746 determine_invariantness_stmt.
14747 (rewrite_bittest): Likewise.
14748 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14749 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14752 2007-04-22 Revital Eres <eres@il.ibm.com>
14754 * loop-unroll.c (var_to_expand): New field to support also
14755 insns of the form x = something + x.
14756 (analyze_insn_to_expand_var): Use it.
14757 (expand_var_during_unrolling): Likewise.
14759 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14761 * predict.c: Include pointer-set.h.
14762 (bb_predictions): New variable.
14763 (tree_predicted_by_p, tree_predict_edge,
14764 remove_predictions_associated_with_edge): Use bb_predictions map
14765 instead of bb->predictions.
14766 (clear_bb_predictions, assert_is_empty): New functions.
14767 (combine_predictions_for_bb): Use bb_predictions map. Call
14768 clear_bb_predictions.
14769 (tree_estimate_probability): Create and free bb_predictions map.
14770 * Makefile.in (predict.o): Add pointer-set.h dependency.
14771 * basic-block.h (struct basic_block_def): Remove predictions
14773 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14775 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14778 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14781 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14783 * timevar.c (timevar_print): Change reference of --disable-checking to
14784 --enable-checking=release. Also warn if assert checking is disabled.
14786 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14789 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14790 decl as addressable if the compound literal was marked as
14792 Mark the decl as a gimple register if it is a complex or
14793 vector decl and does not live in memory.
14795 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14797 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14798 (GENERIC_NEXT): New function macro.
14799 (PHI_CHAIN): Use phi_node's new chain variable.
14800 (tree_phi_node): Change tree_common to tree_base
14801 and add the chain field.
14802 * tree-phinodes.c (make_phi_node): Don't set
14803 TREE_TYPE on the new node.
14804 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14805 instead of checking GIMPLE_TUPLE_P in chain_next.
14806 * tree-vect-transform.c
14807 (get_initial_def_for_induction): Look at
14808 PHI_RESULT_TREE for the type of the phi node.
14809 (update_vuses_to_preheader): Use PHI_CHAIN
14810 instead of TREE_CHAIN on the phi node.
14811 * tree-ssa-structalias.c (compute_points_to_sets):
14813 (ipa_pta_execute): Likewise.
14815 2007-04-21 Richard Guenther <rguenther@suse.de>
14817 PR middle-end/31136
14818 * fold-const.c (fold_unary): Call fold_convert_const on the
14821 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14823 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14824 (store_killed_in_pat): New.
14826 2007-04-20 Richard Henderson <rth@redhat.com>
14829 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14830 TREE_LIST with a void_type_node value, not void_list_node exactly.
14832 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14834 * doc/standards.texi: Re-arrange into language-specific
14835 subsections. Add a C++ section, documenting which standards we
14838 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14840 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14841 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14843 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14845 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14846 ecrti.o and crtbegin.o.
14847 (LIB_DEFAULT_SPEC): Include -lc.
14848 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14850 2007-04-20 Richard Henderson <rth@redhat.com>
14853 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14854 argument; update all callers.
14855 (get_unaligned_offset): New.
14856 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14857 get_unaligned_address, just pass on the address directly.
14858 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14859 the subreg in the helper patterns.
14860 (unaligned_extendqidi_le): Use get_unaligned_offset.
14861 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14862 (unaligned_extendhidi_be): Likewise.
14863 (unaligned_extendhidi): Tidy.
14864 * config/alpha/alpha-protos.h: Update.
14866 2007-04-20 Richard Henderson <rth@redhat.com>
14868 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14869 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14870 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14871 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14872 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14873 (CPP_SPEC): Don't include %(cpp_subtarget).
14874 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14875 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14876 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14878 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14880 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14881 for __builtin_ia32_cmpordss.
14883 PR tree-optimization/31632
14884 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14885 and arg1 for optimizations of comparison against min/max values.
14886 Fold arg0 to arg1's type for optimizations of comparison against
14887 min+1 and max-1 values.
14889 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14891 * reload.c (combine_reloads): When trying to use a dying register,
14892 check whether it's uninitialized and don't use if so.
14894 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14896 * fold-const.c: Remove prototypes for native_encode_expr and
14897 native_interpret_expr.
14898 (native_encode_expr): Make non-static.
14899 (native_interpret_expr): Likewise.
14900 * tree.h: Add prototypes for the above.
14902 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14904 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14905 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14906 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14907 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14908 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14909 Add length attributes.
14911 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14913 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14916 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14917 __STDC_WANT_DEC_FP__.
14919 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14921 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14922 for long double compatibility.
14923 * configure: Regenerate.
14925 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14927 PR rtl-optimization/29841
14928 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14930 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14931 that may cause control flow transfer from being moved.
14933 2007-04-18 Jan Hubicka <jh@suse.cz>
14935 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14938 2007-04-18 Eric Christopher <echristo@apple.com>
14940 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14941 only. Update operands.
14942 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14943 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14944 link register to pic register.
14946 2007-04-18 Dirk Mueller <dmueller@suse.de>
14948 PR diagnostic/31227
14949 * tree-vrp.c (search_for_addr_array): New.
14950 (check_array_bounds): Suppress warning about
14951 address taken of array refs if its not de-referenced.
14953 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14955 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14956 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14958 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14959 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14960 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14962 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14964 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14966 (vect_analyze_scalar_cycles): Fix indentation.
14967 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14968 (vect_mark_relevant): Include phis in relevance analysis.
14970 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14972 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14974 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14975 output_operand_lossage().
14977 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14979 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14980 the unused code for reduction without adjust-in-epilog to simplify the
14983 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14985 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14986 (S390_TDC_NEGATIVE_ZERO): New constant.
14987 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14988 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14989 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14990 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14991 (S390_TDC_POSITIVE_INFINITY): New constant.
14992 (S390_TDC_NEGATIVE_INFINITY): New constant.
14993 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14994 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14995 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14996 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14997 (S390_TDC_INFINITY): New constant.
14998 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14999 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15000 optimization for UNSPEC_CCZ_TO_INT.
15001 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15002 ("*ccz_to_int"): New insn.
15003 ("isinf<mode>2"): New insn.
15004 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15005 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15006 (UNSPEC_CCZ_TO_INT): New constant.
15008 2007-04-18 Richard Guenther <rguenther@suse.de>
15010 PR tree-optimization/19431
15011 PR tree-optimization/21463
15012 * tree-pass.h (pass_phiprop): Declare.
15013 * passes.c (init_optimization_passes): New phiprop pass.
15014 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15015 (phivn_valid_p): New helper function.
15016 (phiprop_insert_phi): Likewise.
15017 (propagate_with_phi): Likewise.
15018 (tree_ssa_phiprop): New propagator propagating loads
15019 through phi nodes if profitable.
15021 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15023 * tree-vect-analyze.c (process_use): New function.
15024 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15025 Check phis in all bbs.
15026 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15029 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15031 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15034 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15037 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15040 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15042 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15044 (sse_vmmulv4sf3): Likewise.
15045 (sse2_vmaddv2df3): Likewise.
15046 (sse2_vmmulv2df3): Likewise.
15048 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15050 PR rtl-optimization/31360
15051 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15052 (target_reg_cost): New.
15053 (init_set_costs): Initialize target_reg_cost. Add comments
15054 regarding the rationale of the costs.
15055 (global_cost_for_size): Renamed to...
15056 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15057 of register pressure.
15058 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15059 estimate_reg_pressure_cost. Add number of ivs.
15060 (determine_set_costs): Dump target_reg_cost.
15061 * loop-invariant.c (gain_for_invariant): Use
15062 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15063 (best_gain_for_invariant, find_invariants_to_move): Remove
15065 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15066 (target_reg_cost): Declare.
15067 (global_cost_for_size): Declaration removed.
15068 (estimate_reg_pressure_cost): Declare.
15070 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15072 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15073 regnos into even/odd register pairs.
15074 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15075 TDmode similar to the other floating point modes.
15076 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15077 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15079 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15080 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15081 (movdd_hardfloat64): Use TARGET_MFPGPR.
15083 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15085 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15088 2005-01-05 Richard Henderson <rth@redhat.com>
15090 * reload1.c (do_input_reload): Restrict the optimization deleteing
15091 a previous output reload to RELOAD_FOR_INPUT.
15093 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15095 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15096 induc_vec_info_type.
15097 (vectorizable_induction): New function declaration.
15098 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15099 check if already vectorized. Find first place in BB where new stmts
15100 can be inserted. Takes only one argument.
15101 (vectorizable_induction): New function.
15102 (vect_transform_stmt): Add case for induc_vec_info_type to call
15103 vectorizable_induction.
15104 (vect_transform_loop): Consider phis for vectorization.
15105 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15107 (analyze_operations): Call vectorizable_induction when analyzing phis.
15109 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15110 (vect_mark_relevant): Include phis in relevance analysis.
15111 (vect_mark_stmts_to_be_vectorize): Likewise.
15112 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15114 2007-04-16 Lawrence Crowl <crowl@google.com>
15116 * doc/invoke.texi (Debugging Options): Add documentation for the
15117 -femit-struct-debug options -femit-struct-debug-baseonly,
15118 -femit-struct-debug-reduced, and
15119 -femit-struct-debug-detailed[=...].
15121 * c-opts.c (c_common_handle_option): Add
15122 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15123 and OPT_femit_struct_debug_detailed_.
15124 * c.opt: Add specifications for
15125 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15126 and -femit-struct-debug-detailed[=...].
15127 * opts.c (set_struct_debug_option): Parse the
15128 -femit-struct-debug-... options.
15129 * opts.c (matches_main_base, main_input_basename,
15130 main_input_baselength, base_of_path, matches_main_base): Add
15131 variables and functions to compare header base name to compilation
15133 * opts.c (should_emit_struct_debug): Add to determine to emit a
15134 structure based on the option.
15135 (dump_struct_debug) Also disabled function to debug this
15137 * opts.c (handle_options): Save the base name of the
15140 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15141 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15142 This hook indicates if a type is generic. Set it by default
15143 to "never generic".
15144 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15145 to determine if a struct type is generic or not.
15146 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15147 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15148 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15149 with live C++ hook.
15151 * flags.h (enum debug_info_usage): Add an enumeration to describe
15152 a program's use of a structure type.
15153 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15154 to indicate the program's usage of the type. Filter structs based
15155 on the -femit-struct-debug-... specification.
15156 (gen_type_die): Split into two routines, gen_type_die and
15157 gen_type_die_with_usage. gen_type_die is now a wrapper
15158 that assumes direct usage.
15159 (gen_type_die_with_usage): Replace calls to gen_type_die
15160 with gen_type_die_with_usage adding the program usage of
15161 the referenced type.
15162 (dwarf2out_imported_module_or_decl): Suppress struct debug
15163 information using should_emit_struct_debug when appropriate.
15165 2007-04-16 Ian Lance Taylor <iant@google.com>
15167 PR tree-optimization/31522
15168 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15169 (vrp_initialize): Allocate vr_phi_edge_counts.
15170 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15171 executable edge. Drop test for all constants.
15172 (vrp_finalize): Free vrp_phi_edge_counts.
15174 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15175 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15177 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15178 predecessors at head rather than tail.
15180 2007-04-16 Matthias Klose <doko@debian.org>
15182 * config/alpha/linux.h (CPP_SPEC): Define.
15183 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15185 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15187 * function.h: Remove sequence_stack extern declaration.
15189 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15191 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15193 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15196 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15198 * config/avr/avr.c (avr_arch_types): Rearranging array.
15199 (enum avr_arch): Add.
15200 (avr_mcu_types): Use avr_arch enumeration constants instead of
15202 * config/avr/avr.h (LINK_SPEC): Simplify.
15204 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15206 * config/m68k/m68k.c (m68k_libcall_value,
15207 m68k_function_value): Use macros for register names more.
15209 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15211 (M68K_REGNAME): Use A6_REG.
15212 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15214 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15216 PR middle-end/28071
15217 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15218 'pending_read_list_length' and 'pending_write_list_length'. Update
15220 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15221 to handle two length counters instead of one. Update all uses.
15222 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15223 two length counters instead of one.
15224 * sched-rgn.c (propagate_deps): Update to handle two length counters
15227 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15230 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15231 copy of source, pass it to ix86_expand_vector_set and return
15234 2007-04-16 David Ung <davidu@mips.com>
15235 Joseph Myers <joseph@codesourcery.com>
15237 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15238 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15239 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15240 Add 74K processor information.
15241 * config/mips/mips.md: Include 74k.md.
15242 (cpu): Add 74kc,74kf,74kx.
15243 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15244 * config/mips/74k.md: New.
15245 * doc/invoke.texi (MIPS Options): Document 74K support.
15247 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15249 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15250 vectorizable_* functions.
15251 * tree-vect-transform.c (vectorizable_call): Add check for
15252 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15253 (vectorizable_store): likewise.
15254 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15256 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15257 (vectorizable_type_promotion, vectorizable_load): Likewise.
15258 (vectorizable_live_operation, vectorizable_condition): Likewise.
15259 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15261 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15263 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15265 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15266 register numbers more.
15267 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15268 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15269 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15270 FUNCTION_VALUE_REGNO_P): Likewise.
15271 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15272 STATIC_CHAIN_REGNUM): Likewise.
15273 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15274 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15275 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15276 * config/m68k/m68k.md (FP_REG): New.
15278 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15280 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15283 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15285 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15286 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15289 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15291 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15294 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15297 * c-decl.c (finish_decl): Grab the type of the decl after the call
15298 to store_init_value.
15300 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15302 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15304 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15307 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15308 dominators, post dominators and cleanup cfg before returning.
15310 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15312 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15313 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15315 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15317 * config.gcc: Recognize fido.
15318 * config/m68k/m68k-devices.def (fidoa): New.
15319 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15321 (FL_FIDOA, TARGET_FIDOA): New.
15322 * config/m68k/m68k.opt (mfidoa): New.
15324 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15326 PR middle-end/31322
15327 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15328 when a personality function is used.
15330 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15332 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15334 2007-04-13 Mike Stump <mrs@apple.com>
15336 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15338 * config/darwin.opt (fapple-kext): Make C++ only.
15339 * config/darwin.c (darwin_override_options): Remove code to ensure
15340 -fapple-kext is given for C++ only.
15342 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15344 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15345 * config/mips/mips.c (override_options): Call
15346 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15348 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15350 * config/i386/i386.opt (msvr3-shlib): Removed.
15352 * doc/invoke.texi: Remove -msvr3-shlib.
15354 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15356 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15357 with "popcnt" instruction.
15359 2007-04-13 Richard Guenther <rguenther@suse.de>
15361 PR tree-optimization/21258
15362 * tree-vrp.c (compare_case_labels): New helper.
15363 (find_switch_asserts): New function.
15364 (find_assert_locations): Call it for SWITCH_EXPRs.
15366 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15368 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15369 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15370 check is now implied in X87_FLOAT_MODE_P.
15371 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15372 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15373 (fix_trunc<mode>_i386_fisttp): Ditto.
15374 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15375 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15376 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15377 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15378 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15379 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15380 (unnamed_splitters): Ditto.
15381 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15382 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15383 FIRST_SSE_REG for local functions when SSE math is enabled or
15384 for functions with sseregparm attribute.
15385 (standard_80387_constant_p): Return -1 if mode is not
15387 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15388 (ix86_expand_compare): Ditto.
15389 (ix86_expand_carry_flag_compare): Ditto.
15390 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15391 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15392 DECIMAL_FLOAT_MODE_P.
15393 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15394 of SCALAR_FLOAT_MODE_P.
15395 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15396 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15397 checks before FLOAT_MODE_P.
15398 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15399 before FLOAT_MODE_P.
15404 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15406 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15407 Charles Wilson <libtool@cwilson.fastmail.fm>
15409 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15410 (libgcc.mvars): Don't depend on them.
15411 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15412 * exec-tool.in: New.
15414 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15416 * doc/invoke.text (--help): Document --help=common.
15418 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15420 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15422 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15424 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15425 * genemit.c (main): Emit #include "integrate.h".
15426 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15427 (LOADGP_RTP): New mips_loadgp_style.
15428 * config/mips/mips.h: Include config/vxworks-dummy.h.
15429 (TARGET_RTP_PIC): New macro.
15430 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15431 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15432 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15433 for TARGET_RTP_PIC.
15434 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15435 -mvxworks-pic when using -mrtp and a PIC option.
15436 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15438 (mips_symbolic_constant_p, mips_symbolic_address_p)
15439 (mips_symbol_insns): Handle SYMBOL_HALF.
15440 (override_options): Warn about -G and -mrtp being used together.
15441 Initialize mips_lo_relocs[SYMBOL_HALF].
15442 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15443 (mips_emit_loadgp): Handle LOADGP_RTP.
15444 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15445 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15446 (tablejump): Handle function-relative case table entries if
15448 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15450 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15452 * config/mips/mips.md (load_call<mode>): Allow any general register.
15454 (sibcall_value_internal, sibcall_value_multiple_internal)
15455 (call_value_internal, call_value_split, call_value_multiple_internal)
15456 (call_value_multiple_split): Remove constraints from operand 0.
15458 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15460 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15461 rather than loadgp_noshared.
15462 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15463 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15465 * config/mips/mips.md (loadgp): Rename to...
15466 (loadgp_newabi): ...this.
15467 (loadgp_noshared): Rename to...
15468 (loadgp_absolute): ...this.
15470 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15472 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15473 false for locally-binding symbols.
15474 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15476 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15478 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15479 (SYMBOL_GOT_PAGE_OFST): ...this.
15480 (SYMBOL_GOT_GLOBAL): Rename to...
15481 (SYMBOL_GOT_DISP): ...this.
15482 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15483 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15484 * config/mips/mips.c (mips_global_symbol_p): New function.
15485 (mips_symbol_binds_local_p): Likewise.
15486 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15487 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15488 mips_global_symbol_p and mips_symbol_binds_local_p.
15489 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15490 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15491 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15492 SYMBOL_GOTOFF_DISP.
15493 (mips_ok_for_lazy_binding_p): New function.
15494 (mips_load_call_address, mips_expand_call): Use it.
15495 (mips_dangerous_for_la25_p): Likewise.
15496 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15497 (*got_disp<mode>): Use got_disp_operand instead of
15498 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15499 SYMBOL_GOTOFF_GLOBAL.
15500 (*got_page<mode>): Use got_page_ofst_operand instead of
15502 * config/mips/predicates.md (const_call_insn_operand): Use
15503 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15504 (global_got_operand): Rename to...
15505 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15507 (local_got_operand): Rename to...
15508 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15509 of SYMBOL_GOT_LOCAL.
15511 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15513 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15514 TARGET_CALL_CLOBBERED_GP.
15515 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15516 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15517 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15518 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15519 of TARGET_ABICALLS && !TARGET_NEWABI.
15520 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15521 * config/mips/mips.c (mips_load_call_address): Check
15522 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15523 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15524 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15525 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15526 TARGET_ABICALLS && TARGET_NEWABI.
15527 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15529 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15530 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15531 TARGET_ABICALLS && TARGET_NEWABI.
15532 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15533 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15534 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15535 whether indirect calls must use $25.
15536 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15538 * config/mips/mips.md (jal_macro): Check flag_pic and
15539 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15540 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15541 instead of TARGET_ABICALLS.
15542 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15543 TARGET_ABICALLS && TARGET_OLDABI.
15544 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15545 (sibcall): In the comment above the define_insn, mention
15546 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15547 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15548 instead of TARGET_ABICALLS.
15550 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15552 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15553 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15554 (MACFLAGS_MATCH_P): New macro.
15555 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15556 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15557 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15558 the other MACFLAG constants.
15559 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15560 (flag_machi): Tighten constraints. Renumber some of the operands.
15561 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15563 (flag_machi_parts_acconly): New pattern.
15564 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15566 (flag_macinit1hi): Tighten constraints.
15567 (flag_mul_macv2hi_parts_acconly): New pattern.
15569 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15570 Use a more efficient implementation.
15571 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15572 inline sequences when not optimizing for size.
15574 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15575 movhi_high2low): Delete, merge functionality into...
15576 (packv2hi): ... this pattern.
15578 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15579 * config/bfin/bfin.opt (msim): New option.
15580 (mcpu=): New option.
15581 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15582 (bfin_cpu_t): Typedef of enum bfin_cpu.
15583 (bfin_cpu_type): New declaration.
15584 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15585 -msim and -mcpu= options.
15586 (LIB_SPEC): Likewise.
15587 * config/bfin/bfin.c (bfin_cpu_type): Define.
15588 (bfin_handle_option): Handle -mcpu= option.
15589 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15590 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15591 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15593 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15595 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15596 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15597 (powerpc-wrs-vxworksae): Use ${tm_file}.
15598 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15599 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15600 * config/i386/vx-common.h: New file.
15602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15604 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15607 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15609 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15612 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15616 * c-common.c (c_build_qualified_type): Set canonical type
15619 2007-04-12 Richard Guenther <rguenther@suse.de>
15621 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15622 lower bound and element size if lower bound is not zero
15623 or either of the ARRAY_REF operands is set.
15625 2007-04-12 Richard Guenther <rguenther@suse.de>
15627 PR tree-optimization/24689
15628 PR tree-optimization/31307
15629 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15631 * gimplify.c (canonicalize_addr_expr): To be consistent with
15632 gimplify_compound_lval only set operands two and three of
15633 ARRAY_REFs if they are not gimple_min_invariant. This makes
15634 it never at this place.
15635 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15637 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15639 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15640 null before emitting a .nsubspa directive.
15642 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15644 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15645 need_to_partition_p if there are no memory statements in the
15648 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15650 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15651 (gcd_of_steps_may_divide_p): New function.
15652 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15654 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15656 * reload.c (find_reloads_toplev, find_reloads_address,
15657 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15658 not a pointer equality test, to decide if we need to call
15659 push_reg_equiv_alt_mem.
15661 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15663 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15664 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15666 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15668 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15670 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15671 vector to be positive.
15673 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15677 * doc/invoke.texi: Document --params max-aliased-vops and
15679 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15680 debug_memory_partitions): Move to tree-flow.h
15681 * params.h (AVG_ALIASED_VOPS): Define.
15682 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15684 (mp_info_t): Likewise.
15685 (get_mem_sym_stats_for): New.
15686 (set_memory_partition): Move from tree-flow-inline.h.
15687 (mark_non_addressable): Only clear the set of symbols for the
15688 partition if it exists.
15689 (dump_memory_partitions): Move from tree-ssa-operands.c
15690 (debug_memory_partitions): Likewise.
15691 (need_to_partition_p): New.
15692 (dump_mem_ref_stats): New.
15693 (debug_mem_ref_stats): New.
15694 (dump_mem_sym_stats): New.
15695 (debug_mem_sym_stats): New.
15696 (update_mem_sym_stats_from_stmt): New.
15697 (compare_mp_info_entries): New.
15698 (mp_info_cmp): Call it.
15699 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15701 (get_mpt_for): Move from tree-ssa-operands.c.
15702 (find_partition_for): New.
15703 (create_partition_for): Remove.
15704 (estimate_vop_reduction): New.
15705 (update_reference_counts): New.
15706 (build_mp_info): New.
15707 (compute_memory_partitions): Refactor.
15708 Document new heuristic.
15709 Call build_mp_info, update_reference_counts,
15710 find_partition_for and estimate_vop_reduction.
15711 (compute_may_aliases): Populate virtual operands before
15712 calling debugging dumps.
15713 (delete_mem_sym_stats): New.
15714 (delete_mem_ref_stats): New.
15715 (init_mem_ref_stats): New.
15716 (init_alias_info): Call it.
15717 (maybe_create_global_var): Remove alias_info argument.
15718 Get number of call sites and number of pure/const call sites
15719 from gimple_mem_ref_stats().
15720 (dump_alias_info): Call dump_memory_partitions first.
15721 (dump_points_to_info_for): Show how many times a pointer has
15723 * opts.c (decode_options): For -O2 set --param
15724 max-aliased-vops to 500.
15725 For -O3 set --param max-aliased-vops to 1000 and --param
15726 avg-aliased-vops to 3.
15727 * fortran/options.c (gfc_init_options): Remove assignment to
15729 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15730 * tree-dfa.c (dump_variable): Dump memory reference
15732 Dump NO_ALIAS* settings.
15733 (referenced_var_lookup): Tidy.
15734 (mem_sym_stats): New.
15735 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15736 and ORIG are different SSA names for a memory partition.
15737 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15738 * tree-flow.h (struct mem_sym_stats_d): Define.
15739 (mem_sym_stats_t): Define.
15740 (struct mem_ref_stats_d): Define.
15741 (struct gimple_df): Add field mem_ref_stats.
15742 (enum noalias_state): Define.
15743 (struct var_ann_d): Add bitfield noalias_state.
15744 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15745 debug_mem_ref_stats, debug_memory_partitions,
15746 debug_mem_sym_stats): Declare.
15747 * tree-ssa-structalias.c (update_alias_info): Update call
15748 sites, pure/const call sites and asm sites in structure
15749 returned by gimple_mem_ref_stats.
15750 Remove local variable IS_POTENTIAL_DEREF.
15751 Increase NUM_DEREFS if the memory expression is a potential
15753 Call update_mem_sym_stats_from_stmt.
15754 If the memory references memory, call
15755 update_mem_sym_stats_from_stmt for all the direct memory
15756 symbol references found.
15757 (intra_create_variable_infos): Set noalias_state field for
15758 pointer arguments according to the value of
15759 flag_argument_noalias.
15760 * tree-ssa-structalias.h (struct alias_info): Remove fields
15761 num_calls_found and num_pure_const_calls_found.
15762 (update_mem_sym_stats_from_stmt): Declare.
15763 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15764 Set default value to 100.
15765 (PARAM_AVG_ALIASED_VOPS): Define.
15767 2007-04-11 Richard Guenther <rguenther@suse.de>
15769 PR middle-end/31530
15770 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15771 a * -b + c as c - a * b if we honor sign dependent rounding.
15773 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15775 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15776 bfin_expand_strmov.
15777 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15778 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15780 (initialize_trampoline): Don't use old-style function definition.
15781 (bfin_secondary_reload): Mark IN_P argument as unused.
15783 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15785 PR tree-optimization/31343
15786 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15787 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15788 * testsuite/gcc.dg/vect/pr31343.c: New.
15790 2007-04-10 Eric Christopher <echristo@apple.com>
15792 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15793 * config/i386/i386.md (*cmpfp0): Use.
15794 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15795 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15796 (fix_trunc<mode>_i386_fisttp): Ditto.
15797 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15798 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15799 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15800 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15801 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15802 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15803 (unnamed_splitters): Ditto.
15804 * config/i386/i386.c (output_fix_trunc): Assert that
15805 we're not being passed a TFmode operand.
15807 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15809 PR tree-optimization/31526
15810 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15811 n_basic_blocks to find newly added blocks.
15813 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15815 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15817 (fix_trunc<mode>si_sse): Ditto.
15818 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15819 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15820 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15821 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15822 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15823 expander using SSEMODEF mode macro.
15824 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15825 expander using SSEMODEF mode macro.
15826 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15827 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15828 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15829 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15830 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15831 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15832 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15833 Macroize insn using X87MODEF mode macro.
15835 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15837 * config/i386/sse.md (sse2_pinsrw): Removed.
15838 (sse2_pextrw): Renamed to ...
15839 (*sse2_pextrw): This.
15841 2007-04-09 Jan Hubicka <jh@suse.cz>
15844 * config/i386/sse.md
15845 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15846 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15847 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15848 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15850 2007-04-09 Jan Hubicka <jh@suse.cz>
15852 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15853 multiple fields of union.
15855 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15857 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15858 (create_preheaders): Check that loops are available.
15859 (fix_loop_structure): Clean up, improve comments.
15860 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15861 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15863 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15864 * predict.c (tree_estimate_probability): Do not call
15865 calculate_dominance_info. Call create_preheaders.
15866 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15867 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15869 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15870 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15871 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15872 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15875 2007-04-08 Jan Hubicka <jh@suse.cz>
15877 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15878 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15879 * fold-const.c (fold_unary): Use it.
15881 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15883 * varasm.c (assemble_variable): Remove call to
15884 lang_hooks.decls.prepare_assemble_variable.
15885 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15886 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15887 * langhooks.h (lang_hooks_for_decls): Remove
15888 prepare_assemble_variable.
15890 2007-04-08 Mike Stump <mrs@apple.com>
15892 * config/i386/i386.c: Use inc/dec on Core2.
15894 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15896 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15897 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15898 lhd_tree_inlining_end_inlining): Remove.
15899 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15900 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15901 end_inlining hooks.
15902 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15903 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15904 lhd_tree_inlining_end_inlining): Remove prototypes.
15905 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15906 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15907 LANG_HOOKS_TREE_INLINING_START_INLINING,
15908 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15910 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15913 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15916 * config/avr/predicates.md (io_address_operand): Delete predicate.
15917 (low_io_address_operand): Don't use 'mode' argument.
15918 (higth_io_address_operand): Rename ...
15919 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15920 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15923 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15925 Revert change removing staticp.
15927 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15930 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15933 2007-04-07 Bruce Korb <bkorb@gnu.org>
15935 * c.opt: Add -Wformat-contains-nul.
15936 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15938 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15939 the NUL byte warning.
15941 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15943 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15945 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15947 * tree.c (staticp): No longer use staticp langhook.
15948 * langhooks.c (lhd_staticp): Removed.
15949 * langhooks.h (struct lang_hooks): Remove staticp.
15950 * c-common.c (c_staticp): Remove.
15951 * c-common.h (c_staticp): Ditto.
15952 * langhooks-defs.h (lhd_staticp): Ditto.
15953 (LHD_HOOKS_STATICP): Ditto
15954 * tree.h (gcc_assert_lowered): New macro.
15956 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15958 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15959 argument "reliable".
15960 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15961 Add argument "reliable". Propagate it through calls.
15962 (infer_loop_bounds_from_undefined): Derive number of iterations
15963 estimates from references in blocks that do not dominate loop latch.
15964 (gcov_type_to_double_int): New function.
15965 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15966 and expected_loop_iterations_unbounded.
15967 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15968 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15969 * tree-data-ref.c (estimated_loop_iterations): Export.
15970 (get_references_in_stmt): Fix -- do not return addresses of local
15972 * cfgloop.h (expected_loop_iterations_unbounded,
15973 estimated_loop_iterations): Declare.
15975 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15977 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15979 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15981 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15982 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15983 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15984 Use output_387_reg_move().
15985 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15986 expander using X87MODEF12 mode macro.
15987 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15988 choosing register preferences. Use output_387_reg_move().
15989 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15990 instead of "x". Use output_387_reg_move().
15991 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15992 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15993 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15994 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15995 Use output_387_reg_move().
15996 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15998 (*truncxf?f_i387 splitter): Ditto.
16000 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16002 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16003 LANG_HOOKS_SAFE_FROM_P.
16004 * expr.c (safe_from_p): Remove langhook call.
16005 * langhooks.h (lang_hooks): Remove safe_from_p.
16006 (lhd_safe_from_p): Remove prototype.
16007 * langhooks.c (lhd_safe_from_p): Remove.
16009 2007-04-06 Jan Hubicka <jh@suse.cz>
16011 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16014 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16016 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16017 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16018 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16019 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16021 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16022 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16024 2007-04-05 Richard Henderson <rth@redhat.com>
16026 * config/alpha/alpha.c (print_operand) [+]: Remove.
16027 (alpha_end_function): Print nop if call at end of function.
16028 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16029 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16030 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16031 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16032 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16033 the call pattern. Update peepholes to match.
16035 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16037 * doc/extend.texi (Other Builtins): Add decimal float variants
16039 * builtins.def: Ditto.
16040 * builtins.c (expand_builtin): Ditto.
16042 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16043 H.J. Lu <hongjiu.lu@intel.com>
16046 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16047 of V8HImode when calling ix86_binary_operator_ok.
16048 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16049 (sdot_prodv8hi): Operands 1 and 2 must be register.
16051 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16053 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16054 initialize align to silence bogus warning.
16056 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16058 PR middle-end/22156
16059 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16061 (struct sra_walk_fns): Remove use_all parameter from use.
16062 (sra_hash_tree): Handle BIT_FIELD_REFs.
16063 (sra_elt_hash): Don't hash bitfld blocks.
16064 (sra_elt_eq): Skip them in parent compares as well. Handle
16066 (sra_walk_expr): Don't maintain or pass down use_all_p.
16067 (scan_use): Remove use_all parameter.
16068 (scalarize_use): Likewise. Re-expand assignment to
16069 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16070 output, and re-scalarize after output. Don't mark anything
16072 (scalarize_ldst): Adjust.
16073 (scalarize_walk_gimple_modify_statement): Likewise.
16074 (build_element_name_1): Handle BIT_FIELD_REFs.
16075 (instantiate_element): Don't warn for any element whose parent
16076 is used as a whole.
16077 (instantiate_missing_elements_1): Return the sra_elt.
16078 (canon_type_for_field): New.
16079 (try_instantiate_multiple_fields): New.
16080 (instantiate_missing_elemnts): Use them.
16081 (mark_no_warning): Removed.
16082 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16083 (REPLDUP, sra_build_elt_assignment): New.
16084 (generate_copy_inout): Use them.
16085 (generate_element_copy): Likewise. Handle bitfld differences.
16086 (generate_element_zero): Don't recurse for blocks. Use
16087 sra_build_elt_assignment.
16088 (generate_one_element_int): Take elt instead of var. Use
16089 sra_build_elt_assignment.
16090 (generate_element_init_1): Adjust.
16091 (scalarize_use, scalarize_copy): Use REPLDUP.
16092 (scalarize_ldst): Move assert before dereference.
16093 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16095 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16097 * regmove.c: Fix unused variable warnings due to previous commit.
16099 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16101 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16102 (regmove_bb_head): Remove.
16103 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16104 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16105 problems with fixup_match_1.
16106 Don't initialize/free regmove_bb_head.
16108 (reg_is_remote_constant_p): If an insn is in the same basic block
16109 but not before INSN, consider it remote, too.
16111 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16114 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16115 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16117 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16119 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16120 (CONDITIONAL_REGISTER_USAGE): Likewise.
16122 2007-04-04 Richard Henderson <rth@redhat.com>
16124 * config/alpha/lib1funcs.asm: Remove unused file.
16126 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16129 * opts.c (print_specific_help): Fix --help=<language>
16131 (common_handle_option): Support --help=common.
16133 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16136 * gcc.c (main): Do not run the linker if
16137 print_subprocess_help indicates that it shouldn't be
16140 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16143 * doc/invoke.texi (--help=): Document <languages> value, fix
16144 formatting in tables of values.
16146 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16148 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16149 dllimport attribute of virtual methods.
16151 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16153 * config/score/crti.asm: Change _bss_start to __bss_start.
16154 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16155 (OUTGOING_REG_PARM_STACK_SPACE) update.
16156 * config/score/score.opt: add options to make backend support
16157 score5, score5u, score7 and score7d.
16158 * config/score/score.md: Likewise.
16159 * config/score/misc.md: Likewise.
16160 * config/score/mac.md: Likewise.
16161 * doc/invoke.texi: Likewise.
16162 * doc/md.texi: update constraints define.
16164 2007-04-03 Richard Henderson <rth@redhat.com>
16166 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16167 an appropriate type, use the mode instead.
16169 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16171 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16172 Set the default --with-arch setting to mips2.
16173 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16174 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16175 (MULTILIB_OSDIRNAMES): Delete.
16176 (MULTILIB_DIRNAMES): Define.
16177 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16178 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16179 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16180 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16181 VXWORKS_OS_CPP_BUILTINS.
16182 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16183 (MIPS_DEBUGGING_INFO): Undefine.
16184 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16186 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16188 PR middle-end/30704
16189 * fold-const.c (native_encode_real): Encode real.c provided longs
16190 as a series of 32-bit native integers.
16191 (native_interpret_real): Interpret buffer as a series of 32-bit
16194 2007-04-03 Richard Guenther <rguenther@suse.de>
16196 * genpreds.c (write_insn_constraint_len): Write function
16197 optimized for CONSTRAINT_LEN implementation.
16198 (write_tm_preds_h): Output insn_constraint_len inline and
16199 use it for CONSTRAINT_LEN.
16200 (write_insn_preds_c): Don't output insn_constraint_len.
16201 * doc/md.texi (define_register_constraint): Document multi-letter
16202 constraints shall have the same length if they start with the same
16205 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16208 * config/i386/i386.md (isinf<mode>2): Expand only when
16209 TARGET_C99_FUNCTIONS is set.
16211 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16213 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16214 (x86_64-*-linux*): Ditto.
16215 * config/i386/i386.opt (mpc): New option.
16216 * config/i386/i386.c (overrride_options): Handle
16217 ix87_precision_string.
16218 * config/i386/crtprec.c: New file.
16219 * config/i386/t-crtpc: Ditto.
16220 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16221 and -mpc80 options.
16222 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16223 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16224 crtprec32.o, crtprec64.o and crtprec80.o.
16226 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16227 and -mpc80 options.
16228 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16230 2007-04-02 Eric Christopher <echristo@apple.com>
16232 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16233 limitations on darwin.
16235 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16238 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16240 2007-04-02 Dave Korn <dave.korn@artimi.com>
16242 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16244 2007-04-02 Dave Korn <dave.korn@artimi.com>
16246 * libgcc2.h (exception_descriptor): Don't forward-declare.
16247 (__get_eh_table_language, __get_eh_table_version): Delete
16248 prototypes of long-dead functions.
16250 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16252 * ebitmap.h: New file
16253 * ebitmap.c: New file
16254 * Makefile.in (ebitmap.o): New target.
16256 2007-04-01 Jan Hubicka <jh@suse.cz>
16258 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16259 before very first instruction.
16261 2007-04-01 Jan Hubicka <jh@suse.cz>
16263 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16264 waring on 64bit hosts.
16265 * bitmap.h: Fix typo in bitmap_head_def.
16267 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16269 PR rtl-optimization/31391
16270 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16271 into a DELETED_LABEL note, and the label is in an empty basic
16272 block, update BB_END as well as BB_HEAD.
16274 2007-04-01 Richard Henderson <rth@redhat.com>
16276 PR tree-optimization/31169
16277 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16278 to varying if the range is outside [0, prec-1].
16280 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16283 * config/mips/mips.md (load_const_gp): New insn.
16284 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16285 the MIPS16 GP pseudo register if no_new_pseudos.
16286 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16288 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16291 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16293 (call_value): Likewise.
16295 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16296 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16299 * doc/invoke.texi: (optimization options): Reword description
16300 of -ffast-math. Document its primary purpose.
16302 2007-03-31 Richard Guenther <rguenther@suse.de>
16304 * omp-low.c (splay-tree.h): Include.
16305 (lookup_decl): Replace splay-tree usage by pointer-map.
16306 (maybe_lookup_decl): Likewise.
16307 (new_omp_context): Likewise.
16308 (delete_omp_context): Likewise.
16309 * gimplify.c (splay-tree.h): Include.
16310 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16312 (remap_ssa_name): Likewise.
16313 (remap_decl): Likewise.
16314 (remap_type_1): Likewise.
16315 (remap_type): Likewise.
16316 (copy_body_r): Likewise.
16317 (expand_call_inline): Likewise.
16318 (clone_body): Likewise.
16319 (copy_tree_r): Likewise.
16320 (remap_save_expr): Likewise.
16321 (unsave_r): Likewise.
16322 (unsave_expr_now): Likewise.
16323 (tree_function_versioning): Likewise.
16324 (build_duplicate_type): Likewise.
16325 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16326 (struct copy_body_data): Replace splay-tree by pointer-map.
16327 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16328 not $(SPLAY_TREE_H).
16329 (gimplify.o): Depend on $(SPLAY_TREE_H).
16330 (omp-low.p): Likewise.
16332 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16334 * config/avr/predicates.md (even_register_operand,
16335 odd_register_operand): New predicates.
16336 * config/avr/avr.md (movw peephole2): New.
16337 (movw_r peephole2): New.
16339 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16341 * tree.h (get_signed_or_unsigned_type): New.
16342 * fold-const.c (operand_equal_for_comparison_p): Use
16343 get_signed_or_unsigned_type instead of
16344 lang_hooks.types.signed_or_unsigned_type.
16345 * expr.c (store_expr): Ditto.
16346 * langhooks.c (get_signed_or_unsigned_type): New.
16347 (lhd_signed_or_unsigned_type): New.
16348 * langhooks.h (lhd_signed_or_unsigned_type): New.
16349 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16351 2007-03-30 Richard Henderson <rth@redhat.com>
16353 * tree-ssa-loop-ivopts.c: Include target.h.
16354 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16355 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16356 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16357 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16359 2007-03-30 Richard Henderson <rth@redhat.com>
16360 Kai Tietz <kai.tietz@onevision.com>
16362 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16363 default for 64-bit.
16364 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16365 (TARGET_64BIT_MS_ABI): New.
16366 (DBX_REGISTER_NUMBER): Handle 64-bit.
16367 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16368 (LONG_TYPE_SIZE): Force to 32.
16369 (REG_PARM_STACK_SPACE): New.
16370 (OUTGOING_REG_PARM_STACK_SPACE): New.
16371 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16372 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16373 (STACK_BOUNDARY): Use 128 for 64-bit.
16374 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16375 Add 64-bit implementation.
16376 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16378 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16379 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16380 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16381 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16382 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16383 TARGET_64BIT_MS_ABI.
16384 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16385 (ix86_pass_by_reference): Likewise.
16386 (ix86_function_value_regno_p): Likewise.
16387 (ix86_build_builtin_va_list): Likewise.
16388 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16389 (function_arg_advance_ms_64): New.
16390 (function_arg_advance): Call it.
16391 (function_arg_ms_64): New.
16392 (function_arg): Call it.
16393 (function_value_ms_64): New.
16394 (ix86_function_value_1): Call it.
16395 (return_in_memory_ms_64): New.
16396 (ix86_return_in_memory): Call it.
16397 (setup_incoming_varargs_ms_64): New.
16398 (ix86_setup_incoming_varargs): Call it.
16399 (ix86_expand_prologue): Handle 64-bit stack probing.
16400 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16401 (output_pic_addr_const): Likewise.
16402 (x86_this_parameter): Likewise.
16403 (x86_output_mi_thunk): Likewise.
16404 (x86_function_profiler): Likewise.
16405 (TARGET_STRICT_ARGUMENT_NAMING): New.
16406 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16407 (TARGET_64BIT_MS_ABI): New.
16408 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16409 * config/i386/i386.md (allocate_stack_worker): Remove.
16410 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16411 describe the clobber of eax without a match_scratch.
16412 (allocate_stack_worker_postreload): Remove.
16413 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16414 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16415 (allocate_stack_worker_rex64_postreload): Remove.
16416 (allocate_stack): Handle 64-bit.
16417 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16418 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16419 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16420 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16421 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16422 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16423 * config.build (x86_64-*-mingw*): New host.
16424 * config.host (x86_64-*-mingw*): New host.
16425 * config.gcc (x86_64-*-mingw*): New target.
16426 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16428 2007-03-30 Richard Henderson <rth@redhat.com>
16429 Kai Tietz <kai.tietz@onevision.com>
16431 * c-pragma.c (struct def_pragma_macro_value): New.
16432 (struct def_pragma_macro): New.
16433 (pushed_macro_table): New.
16434 (dpm_hash, dpm_eq): New.
16435 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16436 (init_pragma): Install them.
16437 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16439 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16441 * config/avr/avr.c (avr_override_options): Clear
16442 'flag_delete_null_pointer_checks'.
16444 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16447 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16448 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16449 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16450 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16451 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16452 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16453 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16455 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16457 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16459 * regmove.c: Move all of pass_stack_adjustments from here...
16460 * combine-stack-adj.c: ...to this new file.
16461 * Makefile.in: Add rules for combine-stack-adj.o.
16463 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16465 PR tree-optimization/31383
16466 * tree-data-ref.c (affine_function_equal_p): Do not require the
16467 vectors to have the same length.
16469 2007-03-30 Jan Hubicka <jh@suse.cz>
16471 PR middle-end/30700
16472 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16473 availablility; add more sanity checking; ask varpool only about
16476 2007-03-29 Richard Henderson <rth@redhat.com>
16478 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16479 to decide, but __SIZEOF_LONG_LONG__.
16481 2007-03-29 Richard Henderson <rth@redhat.com>
16483 * emutls.c (struct __emutls_array): New.
16484 (emutls_destroy): Use it instead of casting element 0 from void*.
16485 (__emutls_get_address): Likewise.
16487 2007-03-29 Richard Henderson <rth@redhat.com>
16489 * varasm.c (initializer_constant_valid_p): Don't deny
16490 DECL_DLLIMPORT_P on functions.
16492 * config/i386/cygming.h: Remove function declarations.
16493 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16494 (ASM_OUTPUT_LABELREF): Remove.
16495 (COMMON_ASM_OP): Remove.
16496 (ASM_OUTPUT_COMMON): Remove.
16497 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16498 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16499 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16500 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16501 Rename from TARGET_ENCODE_SECTION_INFO.
16502 * config/i386/netware.h: Likewise.
16503 * config/i386/i386-protos.h: Update.
16504 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16505 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16506 (legitimate_constant_p): Reject dllimports.
16507 (dllimport_map, get_dllimport_decl): New.
16508 (legitimize_dllimport_symbol): New.
16509 (legitimize_address, ix86_expand_move): Use it.
16510 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16511 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16512 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16513 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16514 * config/i386/predicates.md (constant_call_address_operand): Only
16515 accept symbols; reject dllimport_p symbols.
16516 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16517 i386_pe_maybe_record_exported_symbol.
16518 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16519 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16520 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16521 trust the setting of DECL_DLLIMPORT_P.
16522 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16523 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16524 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16525 tidy the argument scanning loop.
16526 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16527 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16528 (i386_pe_strip_name_encoding): Remove.
16529 (i386_pe_binds_local_p): New.
16530 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16531 (i386_pe_output_labelref): Remove.
16532 (i386_pe_asm_output_aligned_decl_common): New.
16533 (i386_pe_maybe_record_exported_symbol): Rename from
16534 i386_pe_record_exported_symbol; check for dllexported symbols.
16536 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16538 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16539 add comment explaining why vsnprintf cannot be used.
16541 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16543 PR tree-optimization/30666
16544 * tree.c (build_complex_type): When creating type names for DWARF2
16545 debug info, create TYPE_DECLs for TYPE_NAME instead of
16547 (build_common_tree_nodes_2): Use build_complex_type when building
16548 predefined complex types, to preserve canonical types.
16550 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16552 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16553 (noce_get_alt_condition): Look at it to determine whether to
16554 reverse the condition or not.
16555 (noce_get_condition): Substitute the truth for lies.
16556 (noce_find_if_block): Set the then_else_reversed field.
16558 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16560 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16561 destination of this insn.
16562 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16563 than calling gen_rtx_SET directly. Use r0 to hold the value of
16564 'address + 4' rather than a stack based temporary which can be
16565 mis-optimized away.
16567 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16569 * config/s390/s390.c (s390_secondary_input_reload_class,
16570 s390_secondary_output_reload_class): Functions removed.
16571 (s390_secondary_reload): New function.
16572 (TARGET_SECONDARY_RELOAD): Target macro defined.
16573 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16574 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16575 * config/s390/s390.md ("reload_outti", "reload_outdi",
16576 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16577 "reload_out<mode>"): Expanders removed.
16578 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16579 "reload<mode>_nonoffmem_out"): Expanders added.
16581 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16583 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16584 action if SRC->DEST replacement failed anyway.
16586 2007-03-28 Mike Stump <mrs@apple.com>
16588 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16589 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16590 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16592 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16594 * config.gcc: Accept barcelona as a variant of amdfam10.
16595 * config/i386/i386.c (override_options): Likewise.
16596 * doc/invoke.texi: Likewise.
16598 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16600 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16601 offsets for BIT_FIELD_REF and COMPONENT_REF.
16603 2007-03-28 Richard Guenther <rguenther@suse.de>
16605 * tree.c (is_global_var): Move ...
16606 * tree-flow-inline.h (is_global_var): ... here.
16607 * tree.h (is_global_var): Remove declaration.
16609 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16611 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16613 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16614 * config/i386/i386.c (ix86_tune_features): Initialize new
16616 * config/i386/predicates.md (promotable_binary_operator): Use
16617 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16619 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16622 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16624 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16626 * config/fr30/fr30.md (movsi_internal): Change destination
16627 constraint from m to V and add m to the end.
16629 2007-03-28 Christian Bruel <christian.bruel@st.com>
16631 * config/sh/sh.md (movsi_i): Fix type attribute.
16633 2007-03-28 Christian Bruel <christian.bruel@st.com>
16635 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16636 (movsf_ie): Likewise.
16638 2007-03-28 Christian Bruel <christian.bruel@st.com>
16640 * config.gcc: Add sh4-300 to multilib.
16641 * config/sh/t-mlib-sh4-300: New file.
16643 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16645 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16646 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16647 fix_trunc<mode>di2.
16648 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16649 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16650 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16651 "fixuns_trunctddi2"): Whitespace fix.
16653 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16655 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16656 the definition of struct sh_args.
16657 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16658 CALL_COOKIE_INT_REG_GET): Likewise.
16660 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16662 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16663 transformations are applied successfully.
16665 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16667 * tree.c (tree_contains_struct): Permit 512 tree codes.
16668 * tree.h (tree_contains_struct): Ditto.
16669 (MAX_TREE_CODES): Ditto.
16670 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16671 SPARE member to store remaining padding bits.
16673 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16675 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16678 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16680 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16681 * configure: Regenerate.
16683 * configure: Regenerate using the correct version of autoconf.
16685 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16687 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16689 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16690 regs to "__SP_L__" and "__SP_H__".
16692 2007-03-27 Richard Guenther <rguenther@suse.de>
16694 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16695 computations with it with a HOST_WIDE_INT variable.
16697 2007-03-26 Mike Stump <mrs@apple.com>
16699 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16700 objective-c-header, objective-c++-header and objc++-cpp-output
16702 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16704 2007-03-26 Richard Henderson <rth@redhat.com>
16707 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16708 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16709 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16710 IX86_BUILTIN_PSRLQ128): New.
16711 (ix86_init_mmx_sse_builtins): Add them.
16712 (ix86_expand_builtin): Expand them.
16713 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16714 operand 2 be TImode.
16715 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16716 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16717 _mm_srli_epi64): Mark __B const.
16718 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16719 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16720 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16721 new two-vector shift builtins.
16723 2007-03-26 Ian Lance Taylor <iant@google.com>
16725 PR tree-optimization/31345
16726 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16727 [+INF, +INF(OVF)] into VARYING.
16729 2007-03-26 Zack Weinberg <zackw@panix.com>
16731 * gengtype-parse.c: New file.
16732 * gengtype-yacc.y: Delete.
16733 * gengtype-lex.l: Don't include gengtype-yacc.h.
16734 Define YY_DECL and yyterminate appropriately for recursive
16735 descent parser. yylval is now a string out-parameter to yylex.
16736 (HWS, EOID): New shorthand.
16737 (IWORD): Add a couple more types.
16738 (yylex): Add a setup stanza. Remove the complex rules for
16739 detecting GTY'ed types and typedefs; replace with simple
16740 keyword detectors. Adjust everything for the changed
16741 definition of yylval. Ignore all pp-directives, not just #define.
16743 (parse_file): Rename yybegin; do not call yyparse.
16745 * gengtype.c (xasprintf): Export again.
16746 (this_file): New. Use everywhere __FILE__ was being used.
16747 (get_lang_bitmap): Special case types defined in gengtype.c.
16748 (do_typedef, new_structure): Suppress definition of certain types.
16749 (new_structure): Improve diagnostics of duplicate definitions.
16750 Make sure location_s is associated with input.h.
16751 (nreverse_pairs, define_location_structures): New functions.
16752 (main): Improve tagging of kludge types. Remove old kludges
16753 for input.h types; use define_location_structures.
16754 * gengtype.h: Update prototypes. Define token codes here.
16755 * Makefile.in: Remove all references to gengtype-yacc.
16756 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16758 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16759 add GTY((skip)) to the field that's only conditionally there.
16760 * doc/install.texi: Document that Bison is no longer required
16761 unless building treelang.
16763 * gengtype.c: Don't include gtyp-gen.h.
16764 (srcdir): Declare here.
16765 (base_files, lang_dir_names): Allocate dynamically.
16766 (gt_files, num_gt_files, num_lang_dirs): New globals.
16767 (measure_input_list, read_input_line, read_input_list)
16768 (set_lang_bitmap): New functions.
16769 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16770 simplify, relying on read_input_list to set up the bitmaps.
16771 (main): Arguments are no longer unused. Check for correct number
16772 of command line arguments, set srcdir and srcdir_len, then call
16773 read_input_list, before doing anything else. No need to worry
16774 about duplicates in main loop.
16775 * configure.ac: Simplify the calculation of all_gtfiles.
16776 Put language tags in there. Don't set or substitute
16777 all_gtfiles_files_langs or all_gtfiles_files_frags.
16778 * Makefile.in: Revamp the way gengtype is invoked, now that it
16779 takes a file on its command line with a much simpler format.
16780 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16781 (GTFILES): Remove duplicates and C source files.
16782 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16783 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16784 * configure: Regenerate.
16786 * gengtype.h: Remove all type definitions to gengtype.c; leave
16787 only definitions of options_p, type_p, and pair_p as opaque
16788 pointers. Update prototypes.
16789 * gengtype.c: Many type definitions moved here from gengtype.h.
16790 Consolidate type definitions at the top of the file.
16791 (xvasprintf): Delete.
16792 (xasprintf): Make static.
16793 (create_nested_pointer_option): Add 'next' parameter.
16794 (create_field_all, create_field_at): New functions.
16795 (create_field): Now a thin wrapper around create_field_all.
16796 (create_optional_field): Rename create_optional_field_ and add
16797 line argument. Original name is now a macro which supplies
16799 (oprintf): Use vsnprintf directly.
16800 (close_output_files): Use fatal rather than perror/exit.
16801 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16802 (main): Set progname. Don't use exit.
16803 * gengtype-yacc.y (struct_fields): Use create_field_at.
16804 (option, optionseqopt): Delete.
16805 (optionseq): Consolidate productions from option here so we
16806 can use the first argument to create_option.
16808 * gengtype-lex.l: Distinguish unions from structures in the
16809 token type. Don't call find_structure; return the tag as a string.
16810 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16811 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16812 string. Reorganize typedef_struct production accordingly.
16813 Use create_nested_ptr_option.
16814 * gengtype.c (create_nested_ptr_option): New function.
16815 * gengtype.h: Declare it.
16817 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16818 (string_type): Don't declare.
16819 (do_scalar_typedef): Declare.
16820 (create_scalar_type): Update prototype.
16821 * gengtype.c (string_type): Make static.
16822 (scalar_nonchar, scalar_char): New.
16823 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16824 (resolve_typedef): Use scalar_nonchar for error recovery.
16825 (create_scalar_type): Remove name_len field. Return scalar_char
16826 or scalar_nonchar as appropriate.
16827 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16828 to use string_type.
16829 (throughout): Use scalar_nonchar instead of calling
16830 create_scalar_type, whenever possible.
16831 (main): Initialize scalar_char and scalar_nonchar before calling
16833 * gengtype-lex.l: Adjust for removal of second argument to
16834 create_scalar_type. Use yylval.s instead of yylval.t when
16836 * gengtype-yacc.y: Type of SCALAR is string. Call
16837 create_scalar_type from type:SCALAR rule. Adjust for removal of
16838 second argument to create_scalar_type.
16840 * vec.h: Remove all #if IN_GENGTYPE blocks.
16841 Add comment saying that changes may require adjustments to gengtype.
16842 * gengtype.c: Don't include coretypes.h or tm.h.
16843 Add comment to inclusion of errors.h.
16844 (note_def_vec, note_def_vec_alloc): New functions.
16845 * gengtype.h: Declare new functions.
16846 * gengtype-lex.l: Don't include coretypes.h.
16847 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16849 (update_lineno): Remove unnecessary prototype.
16850 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16851 (VEC rule): Just return VEC_TOKEN.
16852 * gengtype-yacc.y (VEC_TOKEN): New token type.
16853 (type): Add a production for VEC(a,b).
16854 * Makefile.in: Update dependencies.
16856 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16857 typedefs that use the old PARAMS macro.
16859 * gengtype-lex.l: Remove all rules and states relating to yacc
16861 * gengtype-yacc.y: Similarly.
16862 * gengtype.c (note_yacc_type): Delete function.
16863 * gengtype.h: Update prototypes.
16865 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16867 * tree-pretty-print.c (dump_generic_node): Report precision of
16868 unnamed integer types.
16870 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16872 * ifcvt.c (noce_try_store_flag_constants): Don't check
16873 no_new_pseudos here.
16874 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16875 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16876 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16877 noce_try_sign_mask): Likewise.
16878 (if_convert): Check no_new_pseudos here.
16880 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16882 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16883 (noce_get_condition): Handle new then_else_reversed argument.
16884 (noce_init_if_info): Remove, fold into noce_find_if_block.
16885 (noce_process_if_block): Take a struct noce_if_info as the
16886 argument. Don't set up one based on ce_if_info. Update pointer
16887 references accordingly.
16888 (cond_move_process_if_block): Likewise.
16889 (process_if_block): Removed.
16890 (find_if_block): Removed. Move functionality two new functions,
16891 noce_find_if_block and cond_exec_find_if_block.
16892 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16893 blocks and the symmetric IF-ELSE-JOIN case.
16894 (cond_exec_find_if_block): Also new function mostly based on old
16895 find_if_block and process_if_block.
16896 (find_if_header): Replace find_if_block call with separately
16897 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16898 (find_cond_trap): Update noce_get_condition call.
16899 (dead_or_predicable): Likewise.
16901 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16903 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16905 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16906 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16907 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16908 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16909 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16910 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16911 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16912 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16913 __builtin_ia32_psrad128 builtins.
16915 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16917 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16918 * config/i386/constraints.md
16919 (define_constraint "I"): Use IN_RANGE macro.
16920 (define_constraint "J"): Ditto.
16921 (define_constraint "K"): Ditto.
16922 (define_constraint "M"): Ditto.
16923 (define_constraint "N"): Ditto.
16924 (define_constraint "O"): Ditto.
16925 * config/i386/predicates.md
16926 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16927 (define_predicate "const_0_to_3_operand"): Ditto.
16928 (define_predicate "const_0_to_7_operand"): Ditto.
16929 (define_predicate "const_0_to_15_operand"): Ditto.
16930 (define_predicate "const_0_to_63_operand"): Ditto.
16931 (define_predicate "const_0_to_255_operand"): Ditto.
16932 (define_predicate "const_1_to_31_operand"): Ditto.
16933 (define_predicate "const_2_to_3_operand"): Ditto.
16934 (define_predicate "const_4_to_7_operand"): Ditto.
16936 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16938 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16939 in SImode for save_world.
16940 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16943 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16945 PR tree-optimization/30784
16946 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16949 2007-03-25 Revital Eres <eres@il.ibm.com>
16951 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16952 Fold movement_possibility function into it.
16954 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16956 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16957 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16958 (call_indirect_nonlocal_darwin64): Same.
16959 (call_nonlocal_darwin64): Same.
16960 (call_value_indirect_nonlocal_darwin64): Same.
16961 (call_value_nonlocal_darwin64): Same.
16962 (sibcall_nonlocal_darwin64): Same.
16963 (sibcall_value_nonlocal_darwin64): Same.
16964 (sibcall_symbolic_64): Same.
16965 (sibcall_value_symbolic_64): Same.
16966 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16968 (rs6000_emit_load_toc_table): Same.
16969 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16970 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16972 (divss_call): Same.
16973 (divus_call): Same.
16974 (quoss_call): Same.
16975 (quous_call): Same.
16976 (load_toc_v4_pic_si): Same
16977 (load_toc_v4_PIC_1): Same.
16978 (load_toc_v4_PIC_1b): Same.
16979 (call_indirect_aix{32,64}): Same.
16980 (call_value_indirect_aix{32,64}): Same.
16982 (call_value): Same.
16983 (call_local{32,64}): Same.
16984 (call_value_local{32,64}): Same.
16985 (call_indirect_nonlocal_aix{32,64}): Same.
16986 (call_nonlocal_aix{32,64}): Same.
16987 (call_value_indirect_nonlocal_aix{32,64}): Same.
16988 (call_value_nonlocal_aix{32,64}): Same.
16989 (call_indirect_nonlocal_sysv<mode>): Same.
16990 (call_nonlocal_sysv<mode>): Same.
16991 (call_value_indirect_nonlocal_sysv<mode>): Same.
16992 (call_value_nonlocal_sysv<mode>): Same.
16994 (sibcall_local{32,64}): Same.
16995 (sibcall_value_local{32,64}): Same.
16996 (sibcall_nonlocal_aix{32,64}): Same.
16997 (sibcall_value_nonlocal_aix{32,64}): Same.
16998 (sibcall_nonlocal_sysv<mode>): Same.
16999 (sibcall_value): Same.
17000 (sibcall_value_nonlocal_sysv<mode>): Same.
17002 2007-03-24 Paul Brook <paul@codesourcery.com>
17004 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17005 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17007 2007-03-24 Richard Henderson <rth@redhat.com>
17009 * config/ia64/constraints.md: New file.
17010 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17011 satisfies_constraint_?.
17012 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17013 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17014 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17015 ia64_output_mi_thunk): Likewise.
17016 (ia64_const_ok_for_letter_p): Remove.
17017 (ia64_const_double_ok_for_letter_p): Remove.
17018 (ia64_extra_constraint): Remove.
17019 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17020 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17021 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17022 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17023 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17024 EXTRA_MEMORY_CONSTRAINT): Remove.
17025 * config/ia64/ia64.md: Include constriants.md. Replace
17026 CONST_OK_FOR_? with satisfies_constraint_?.
17028 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17029 H.J. Lu <hongjiu.lu@intel.com>
17031 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17033 (name macros): Use DPD_BID_NAME to convert names properly.
17035 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17036 decimal floating point format.
17037 (init_floating_libfuncs): Change decimal functions so that they
17038 have a "bid_" prefix if the decimal system uses the BID format,
17039 and "dpd_" prefix if the decimal system uses the DPD format.
17040 (init_interclass_conv_libfuncs): Ditto.
17041 (init_intraclass_conv_libfuncs): Ditto.
17043 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17044 using the BID format.
17046 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17047 whether we are using the BID decimal format.
17048 * configure: Regenerate.
17050 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17051 the compiler has decimal floating point enabled. Define
17052 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17055 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17056 using the BID format.
17058 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17059 whether we are using the BID decimal format.
17060 * configure: Regenerate.
17062 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17063 the compiler has decimal floating point enabled. Define
17064 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17067 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17068 options, and that it is enabled for i386/x86_64 systems.
17070 * Makefile.in (enable_decimal_float): New.
17072 (DECNUMINC): Add -I$(DECNUMFMT).
17073 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17074 to $(DECNUMFMT) from $(DECNUM).
17076 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17077 Substitute enable_decimal_float.
17078 * configure: Regenerated.
17081 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17084 * configure.ac: Enable decimal float for x86_64-*-linux*.
17085 * configure: Regenerated.
17088 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17089 decimal128ClearSign to flip and clear the sign bit in decimal128.
17090 (decimal_real_maxval): Set decimal128SetSign to set the sign
17093 2007-03-23 Ian Lance Taylor <iant@google.com>
17095 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17097 2007-03-23 Ian Lance Taylor <iant@google.com>
17099 * tree-dump.c (dump_files): Correct comment.
17101 2007-03-23 Ian Lance Taylor <iant@google.com>
17103 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17105 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17107 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17108 in cfglayout mode. Don't go into and out of cfglayout mode.
17109 Link the blocks in the order of the constructed traces.
17110 (rest_of_handle_tracer): Adjust call to tracer.
17111 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17112 Don't go into cfglayout mode.
17113 (rtl_loop_done): Don't go out of cfglayout mode.
17114 * cfglayout.c (relink_block_chain): New function, split out from...
17115 (fixup_reorder_chain): ...here. Remove redundant checking.
17116 (cfg_layout_finalize): Don't clear the header, footer, and aux
17117 fields here, move the code to do so to relink_block_chain. Likewise
17118 for free_original_copy_tables.
17119 * rtl.h (tracer): Update prototype.
17120 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17121 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17122 mode. Use relink_block_chain to serialize the CFG according to the
17123 new basic block order. Move targetm.cannot_modify_jumps_p check from
17125 (gate_handle_reorder_blocks): ...to here.
17126 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17128 (gate_duplicate_computed_gotos): ...to here.
17129 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17130 something always changes when going into and out of cfglayout mode.
17131 Perform an expensive cfg cleanup while going into cfglayout mode.
17132 Always update liveness information on HAVE_conditional_execution
17133 targets. Reserialize the basic blocks and go out of cfglayout mode.
17134 * reg-stack.c: Include cfglayout.h.
17135 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17136 the call to reorder_basic_blocks.
17137 * basic-block.h (reorder_basic_blocks): Update prototype.
17138 (relink_block_chain): New prototype.
17139 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17141 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17143 * config/mips/mips.md (type, hazard, *movdi_32bit,
17144 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17145 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17146 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17147 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17148 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17150 (movcc): Change first xfer to multi.
17151 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17152 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17153 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17154 config/mips/generic.md: Change reservations using "xfer" to use
17156 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17157 using match_operand.
17158 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17159 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17161 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17163 2007-03-22 Richard Henderson <rth@redhat.com>
17165 * config/i386/i386.c: Remove unnecessary function declarations.
17166 Move targetm definition, and all related macros, to the end of
17167 the file. Resort some functions to put definitions before uses.
17168 (ix86_attribute_table): Make static. Move to end of file.
17169 (ix86_gimplify_va_arg): Make static.
17171 2007-03-22 Richard Henderson <rth@redhat.com>
17173 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17174 don't increase local_regparm with force_align_arg_pointer check.
17175 (ix86_function_sseregparm): Assert 32-bit.
17176 (type_has_variadic_args_p): New.
17177 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17178 type_has_variadic_args_p.
17179 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17180 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17181 use memset instead. Do maybe_vaarg check first; skip attribute
17182 tests if true; skip attribute tests for 64-bit.
17183 (construct_container): Remove TARGET_DEBUG_ARG.
17184 (function_arg_advance_32, function_arg_advance_64): Split out ...
17185 (function_arg_advance): ... from here.
17186 (function_arg_32, function_arg_64): Split out ...
17187 (function_arg): ... from here.
17188 (ix86_pass_by_reference): Tidy.
17189 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17190 (function_value_32): New, from parts of ix86_function_value
17191 and ix86_value_regno.
17192 (function_value_64): New, from parts of ix86_function_value
17193 and ix86_libcall_value.
17194 (ix86_function_value_1): New.
17195 (ix86_function_value, ix86_libcall_value): Use it.
17196 (return_in_memory_32, return_in_memory_64): Split out ...
17197 (ix86_return_in_memory): ... from here.
17198 (ix86_struct_value_rtx): Skip for 64-bit.
17199 (ix86_libcall_value, ix86_value_regno): Remove.
17200 (setup_incoming_varargs_64): Split out ...
17201 (ix86_setup_incoming_varargs): ... from here.
17202 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17203 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17204 * config/i386/i386-protos.h (ix86_function_value): Remove.
17205 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17207 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17210 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17211 infinities not supported, otherwise emit warning if -Woverflow. On
17212 underflow, emit warning if -Woverflow.
17213 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17215 * real.h (real_from_string): Update declaration
17217 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17218 Richard Henderson <rth@redhat.com>
17220 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17221 * calls.c (compute_argument_block_size, expand_call,
17222 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17223 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17224 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17225 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17226 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17227 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17228 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17229 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17232 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17234 * c-incpath.c (add_sysroot_to_chain): New.
17235 (merge_include_chains): Add sysroot argument. Call
17236 add_sysroot_to_chain if sysrooted.
17237 (register_include_chains): Update call to merge_include_chains.
17238 * doc/cppopts.texi: Document use of '=' in include directory
17241 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17243 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17244 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17245 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17246 insn pattern using X87MODEF12 mode macro.
17248 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17250 * regmove.c (regmove_optimize): Use reg_mentioned_p
17251 instead of reg_overlap_mentioned_p for DST.
17253 2007-03-21 Mike Stump <mrs@apple.com>
17255 * c.opt: Fixup for Objective-C/C++.
17257 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17259 * explow.c (convert_memory_address): Fold memory reference when
17260 POINTERS_EXTEND_UNSIGNED < 0
17262 2007-03-21 Richard Henderson <rth@redhat.com>
17265 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17266 * config/i386/mmintrin.h (__m64): Likewise.
17267 * config/i386/xmmintrin.h (__m128): Likewise.
17269 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17271 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17272 (VXWORKS_OS_CPP_BUILTINS): Define.
17273 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17274 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17276 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17278 * rtl.h (constant_pool_reference_p): Delete.
17279 (find_constant_src): Declare.
17280 * rtlanal.c (find_constant_src): New function.
17281 * simplify-rtx.c (constant_pool_reference_p): Delete.
17282 * config/i386/i386.md: Use find_constant_src instead of
17283 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17285 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17287 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17288 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17290 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17292 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17293 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17294 (arm_elf_asm_constructor): Use it.
17295 (arm_elf_asm_destructor): New function.
17297 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17299 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17301 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17303 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17305 2007-03-19 Andrew Haley <aph@redhat.com>
17307 PR tree-optimization/31264
17308 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17309 VIEW_CONVERT_EXPRs.
17311 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17313 PR rtl-optimization/30907
17314 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17315 (fwprop_init): Always call loop_optimizer_initialize.
17316 (fwprop_done): Always call loop_optimizer_finalize.
17317 (fwprop): We always have loop info now.
17318 (gate_fwprop_addr): Remove.
17319 (pass_fwprop_addr): Use gate_fwprop as gate.
17321 PR rtl-optimization/30841
17322 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17323 df_chain_alloc): Call df_reorganize_refs unconditionally.
17324 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17325 refs_organized to refs_organized_size.
17326 (df_ref_create_structure): Use refs_organized_size instead of
17327 bitmap_size if refs had been organized, and keep refs_organized_size
17329 * df.h (struct df_ref_info): Change refs_organized to
17330 refs_organized_size.
17331 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17334 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17336 * except.c (output_function_exception_table): Do not reference the
17337 EH personality routine for functions that do not require an
17340 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17343 * c-typeck.c (convert_for_assignment): Call comptypes for
17344 RECORD_TYPE or UNION_TYPE.
17346 PR inline-asm/30505
17347 * reload1.c (reload): Do invalid ASM checking after
17348 cleanup_subreg_operands.
17350 2007-03-19 Jeff Law <law@redhat.com>
17352 * tree-cfg.c (find_taken_edge): Tighten conditions for
17353 optimizing computed gotos.
17355 2007-03-19 Michael Matz <matz@suse.de>
17357 * builtins.c (expand_builtin_sync_operation,
17358 expand_builtin_compare_and_swap,
17359 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17362 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17363 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17366 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17368 * doc/tm.texi: Add brackets around the return type of
17369 TARGET_SECONDARY_RELOAD.
17371 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17372 Richard Guenther <rguenther@suse.de>
17374 PR tree-optimization/31254
17375 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17376 Use handled_component_p () where appropriate. Continue
17377 propagating into the rhs if we propagated into an INDIRECT_REF
17380 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17382 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17383 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17384 (xde, xdee): Mode attributes adjusted to support DFP modes.
17385 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17386 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17387 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17388 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17389 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17390 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17391 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17393 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17394 "movsf"): Insn definitions removed.
17395 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17396 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17397 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17399 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17400 "reload_in<mode>", "reload_out<mode>"): Expander added.
17401 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17404 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17406 * config/s390/s390.md: Only non-functional changes. Renamed
17407 FPR mode macro to BFP all over the file.
17409 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17411 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17412 (op_type attribute): RRF instruction type added.
17413 (fT0): New mode attribute.
17414 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17415 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17416 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17417 instruction no secondary memory is needed when moving DFmode values
17418 between GPRs and FPRs.
17420 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17422 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17423 inverted and documentation adjusted.
17424 ("mhard-dfp", "msoft-dfp"): New options.
17425 * config/s390/s390.c (s390_handle_arch_option): New architecture
17427 (override_options): Sanity checks for the new options added.
17428 * config.gcc: New architecture switch: z9-ec.
17429 * config/s390/s390.h (processor_flags): PF_DFP added.
17430 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17431 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17432 when the bit is NOT set so remove it from the defaults.
17434 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17436 * genemit.c (main): Print include statement for dfp.h.
17437 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17440 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17442 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17444 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17447 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17448 instead of PATTERN.
17450 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17452 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17453 attr_length_call, output_call, output_indirect_call): Cleanup
17454 formatting of targetm calls.
17456 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17458 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17460 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17462 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17463 reservation, bypass and anti-bypass descriptions for these
17464 instructions. Update move patterns.
17465 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17468 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17470 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17471 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17472 (get_initial_def_for_reduction): Likewise.
17474 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17476 Fix PR tree-optimization/29922
17477 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17478 (get_representative): Removed.
17479 (value_dies_in_block_x): Update for rvuse removal.
17480 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17481 (compute_antic_aux): Handle when PHI nodes appear in
17482 non-single-successors.
17483 (dump_bitmap_of_names): Removed.
17484 (compute_antic_safe): Renamed and removed rvuse calculation.
17485 Calculate only antic safe.
17486 (insert_into_preds_of_block): Remove assert.
17487 (execute_pre): Update for renamed functions.
17488 (defer_or_phi_translate_block): New function.
17490 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17492 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17493 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17495 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17496 Follow spelling conventions.
17498 * tree-data-ref.h: Remove the prototype for analyze_array.
17500 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17502 PR tree-optimization/31041
17503 * tree-vect-transform.c (get_initial_def_for_induction): Call
17504 force_gimple_operand.
17506 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17508 * ipa-type-escape.c (look_for_casts) : Revert code to use
17509 handled_component_p due to ada test a-numaux.adb.
17511 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17513 * final.c (final_scan_insn): Alter the condition of a
17514 conditional trap if we have nonstandard CC.
17516 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17518 * configure.ac: Remove excess quoting from asm line 0 test.
17519 * configure: Rebuilt.
17521 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17523 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17524 * c-common.c (convert_and_check): Move warning logic to...
17525 (warnings_for_convert_and_check): ...here. Define.
17526 * c-common.h (warnings_for_convert_and_check): Declare.
17528 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17530 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17531 (output_call): Likewise.
17533 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17535 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17537 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17539 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17541 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17543 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17544 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17546 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17548 PR tree-optimization/31183
17549 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17550 Use double_int instead of unsigned int for representing access_strides.
17551 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17553 2007-03-16 Richard Guenther <rguenther@suse.de>
17555 PR tree-optimization/31146
17556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17557 to allow recursion of forward_propagate_addr_expr.
17558 (forward_propagate_addr_into_variable_array_index): Likewise.
17559 (forward_propagate_addr_expr): Likewise.
17560 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17561 (forward_propagate_addr_expr_1): Recurse on simple copies
17562 instead of propagating into them. Do so for useless conversions
17564 (forward_propagate_addr_expr): Clean up unused statements after
17567 2007-03-16 Richard Guenther <rguenther@suse.de>
17569 * builtins.c (expand_builtin_cexpi): Use the right argument
17570 for the expansion via cexp.
17572 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17574 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17575 * configure: Rebuilt.
17577 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17580 * dwarf2out.c (force_type_die): Adjust comment.
17581 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17583 2007-03-15 DJ Delorie <dj@redhat.com>
17585 * config/frv/predicates.md (minmax_operator): Don't check operands
17588 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17590 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17591 Update constant estimates of number of iterations.
17592 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17593 argument renamed to "realistic".
17594 (compute_estimated_nb_iterations): Removed.
17595 (record_niter_bound): New function.
17596 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17597 call record_nonwrapping_iv with upper = false.
17598 (infer_loop_bounds_from_signedness): Pass upper argument to
17599 record_nonwrapping_iv.
17600 (estimate_numbers_of_iterations_loop): Do not call
17601 compute_estimated_nb_iterations. Record estimate based on profile
17602 information. Initialize the constant estimates of number of
17604 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17606 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17607 number of iterations is too small.
17608 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17609 (EST_NOT_AVAILABLE): Removed.
17610 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17611 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17614 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17616 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17617 Handle NE_EXPR guards.
17619 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17622 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17623 Set also -pedantic-errors by default for the preprocessor unless
17624 -fpermissive is given.
17626 2007-03-15 Richard Guenther <rguenther@suse.de>
17628 PR middle-end/29719
17629 PR middle-end/31161
17630 * builtins.c (expand_builtin_cexpi): As a fallback if we
17631 don't have builtins for sincos or cexp create a function
17632 declaration for cexp and expand to a call to that.
17633 (expand_builtin_int_roundingfn): Always fall
17634 back to floor/ceil and its variants even if they may be
17637 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17639 PR middle-end/31159
17640 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17641 jump tables, move the call to delete_dead_jumptables from here...
17642 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17643 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17644 don't allow merging of blocks that try_redirect_by_replacing_jump
17645 also does not handle when not optimizing.
17647 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17648 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17650 * config/i386/i386.md (x86_sahf_1): Correctly handle
17653 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17656 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17657 x86_64_general_operand as operand[2] predicate. Remove "iF"
17658 from operand constraints and use "e" constraint instead.
17659 (*subti3_1, *subti3_1 splitter): Ditto.
17660 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17661 operand[1] predicate.
17663 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17665 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17666 arrays, multiply the access strides by the size of the sub-array.
17667 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17669 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17671 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17672 the configured assembler supports the sahf mnemonic.
17673 * configure: Regenerate.
17674 * config.in: Regenerate.
17676 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17677 emit "sahf" or ".byte\t0x9e" as asm template.
17679 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17682 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17683 option to replace hard coded TARGET_xxx in md file.
17684 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17685 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17686 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17687 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17688 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17689 (X86_TUNE_NOT_VECTORMODE): Ditto.
17690 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17691 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17692 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17693 (TUNE_SLOW_IMUL_IMM8): Ditto.
17694 (TUNE_MOVE_M1_VIA_OR): Ditto.
17695 (TUNE_NOT_UNPAIRABLE): Ditto.
17696 (TUNE_NOT_VECTORMODE): Ditto.
17698 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17701 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17702 tuning options instead of hard coded TARGET_xxx.
17703 (fix ssemode peephole2's): Ditto.
17704 (imul peephole2's): Ditto.
17706 (movdi_or_rex64): Ditto.
17707 (move peephole2): Ditto.
17708 (not peephole2's): Ditto.
17710 2007-03-14 Dirk Mueller <dmueller@suse.de>
17712 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17713 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17714 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17716 * c-parser.c (c_parser_do_statement): Warn about empty body in
17717 do/while statement.
17718 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17719 * doc/invoke.texi (-Wempty-body): Update documentation.
17721 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17724 * c-common.h (warn_for_div_by_zero): Declare.
17725 * c-common.c (warn_for_div_by_zero): Define.
17726 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17729 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17731 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17732 to PREFIX and STANDARD_PREFIX.
17734 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17735 Phil Edwards <phil@codesourcery.com>
17737 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17738 (__gthread_once_t): Remove busy field for RTPs.
17739 (__GTHREAD_ONCE_INIT): Update accordingly.
17741 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17743 * doc/invoke.texi: Document VxWorks options.
17745 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17747 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17749 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17751 PR tree-optimization/30590
17752 * tree-nrv.c (tree_nrv): Check for the partial update of the
17755 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17757 * flags.h (flag_random_seed): Remove declaration, in favor of...
17758 * toplev.h (get_random_seed, set_random_seed): ... these.
17759 * tree.c (get_file_function_name): Use the former.
17760 * opts.c (common_handle_option): Use the latter.
17763 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17765 PR middle-end/31127
17766 * cse.c (cse_find_path): Do not bail out if a basic block that
17767 we already visited now becomes part of a path that starts at a
17768 different basic block. Just disallow this, to make sure we
17769 visit each basic block at most once.
17771 2007-03-13 Jan Hubicka <jh@suse.cz>
17773 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17774 attributes, when profile esitmate is present, calls with very low
17775 frequency are cold.
17777 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17779 PR tree-optimization/30730
17780 PR tree-optimization/26900
17781 * tree-ssa-loop-niter.c: Include gmp.h.
17782 (bounds): New type.
17783 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17784 split_to_var_and_offset, determine_value_range,
17785 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17786 bound_difference, bounds_add, bounds_negate,
17787 number_of_iterations_ne_max, dump_affine_iv): New functions.
17788 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17789 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17790 difference of initial and final value of control iv to validate
17792 (number_of_iterations_cond): Add loop parameter. Determine bounds
17793 on the difference of the extremes of the control iv. Add dumps.
17794 (expand_simple_operations): Handle phi nodes.
17795 (simplify_using_initial_conditions): Do not record used conditions.
17796 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17797 Do not set additional_info.
17798 (implies_nonnegative_p, implies_ge_p): Removed.
17799 (derive_constant_upper_bound): Do not use parameter `additional'.
17800 (record_estimate): Parameter `additional' removed. Parameter
17801 `i_bound' added. Do not call derive_constant_upper_bound.
17802 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17803 bound the number of iterations estimate.
17804 (estimate_numbers_of_iterations_loop): Pass the estimate from
17805 the number of iterations analysis to record_estimate.
17806 * tree.h (multiple_of_p): Declare.
17807 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17808 (scev_const_prop): Do not check expression_expensive_p.
17809 * fold-const.c (multiple_of_p): Exported.
17810 * double-int.c (double_int_mask): Exported.
17811 * double-int.h (double_int_mask): Declare.
17812 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17813 field. Added max field.
17815 2007-03-13 David Taylor <taylor@candd.org>
17818 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17821 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17824 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17825 two unamed patterns.
17827 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17829 * config/i386/i386.opt (mcx16, msahf): New options.
17830 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17831 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17833 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17834 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17835 Output -mcx16 and -msahf options when corresponding bit is set.
17837 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17838 and -msahf options.
17840 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17842 * configure.ac: Test for assembler tolerance to # 0 "".
17843 * configure, config.in: Rebuilt.
17844 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17846 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17848 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17850 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17851 (handle_syscall): Handle direct system calls.
17852 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17854 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17856 * doc/invoke.texi: Fix cpp.info cross-reference.
17857 * doc/passes.texi: Fix gcc.info cross-reference.
17859 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17861 PR tree-optimization/30835
17862 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17863 bb_for_stmt is not NULL before accessing it.
17865 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17867 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17870 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17873 * doc/install.texi: Document --enable-stage1-languages
17875 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17877 * tree-pass.h (pass_into_cfg_layout_mode,
17878 pass_outof_cfg_layout_mode): Declare.
17879 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17880 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17881 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17882 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17884 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17886 * c-decl.c (warn_variable_length_array): New function.
17887 Refactored from grokdeclarator to handle warn_vla
17888 and handle unnamed array case.
17889 (grokdeclarator): Refactored VLA warning case.
17890 * c.opt (Wvla): New flag.
17891 * doc/invoke.texi (Wvla): New warning.
17893 2007-03-12 Richard Henderson <rth@redhat.com>
17895 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17896 (TARGET_SECTION_TYPE_FLAGS): New.
17898 2007-03-12 Richard Henderson <rth@redhat.com>
17900 * config/darwin.c (machopic_reloc_rw_mask): New.
17901 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17902 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17904 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17906 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17907 * cppdefault.h (cpp_PREFIX): Document.
17908 (cpp_PREFIX_len): Likewise.
17909 (cpp_EXEC_PREFIX): New variable.
17910 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17911 * c-incpath.c (add_standard_paths): Correct logic for relocating
17912 paths within prefix.
17914 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17916 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17917 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17919 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17920 fix_truncdfdi_sse using SSEMODEF mode macro.
17921 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17922 fix_truncdfsi_sse using SSEMODEF mode macro.
17923 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17924 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17926 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17928 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17929 elfos.h to tm_file.
17931 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17933 * tree.h : Add multiple_of_p declaration.
17934 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17935 * ipa-type-escape.c (results_of_malloc): Redundant.
17936 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17937 (cast_type): Extended with new members.
17938 (check_cast): Returns cast_type.
17939 (cast): New structure for data of walk_use_def_chains.
17940 (is_malloc_result, is_cast_from_non_pointer_1,
17941 is_cast_from_non_pointer,
17942 is_array_access_through_pointer_and_index): New functions.
17943 (look_for_casts): Returns cast types.
17944 (check_call): Returns void.
17945 (okay_pointer_operation): Use support of pointer plus index,
17946 pointer plus constant and allow all multiplications.
17948 2007-03-11 Richard Guenther <rguenther@suse.de>
17950 PR tree-optimization/31115
17951 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17952 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17953 A shift count of zero is not special as with *_DIV_EXPR.
17954 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17957 2007-03-11 Ian Lance Taylor <iant@google.com>
17959 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17960 the *_DIV_EXPR codes correctly with overflow infinities.
17962 2007-03-11 Ira Rosen <irar@il.ibm.com>
17964 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17965 indicate success/failure of the analysis. Add negation to subtrahend
17966 in case of subtraction. Fail if both operands contain constants.
17967 (create_data_ref): Fail if analyze_offset fails.
17969 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17971 * config/i386/i386.md (frndintxf2): Rename to ...
17972 (rintxf2): ... this. Remove expander having same name.
17973 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17974 (roundsf2, rounddf2): Ditto.
17975 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17976 (lround<mode>di2, lround<mode>si2): Ditto.
17978 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17980 * lower-subreg.c: Include except.h.
17981 (decompose_multiword_subregs): Verify that the only control flow
17982 insns we can split are loads to multi-words pseudos.
17983 Handle breaking such blocks after splitting, instead of calling
17984 find_many_sub_basic_blocks.
17986 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17987 on the new basic block. Add a lengthy comment explaining why we
17988 thought this was necessary.
17989 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17991 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17994 * tree.c (walk_type_fields): Recurse into the element type of
17995 ARRAY_TYPEs if there is a pointer set.
17997 2007-03-10 Dirk Mueller <dmueller@suse.de>
17999 * c-common.c (warn_logical_operator): Fix condition.
18001 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18003 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18005 * config/darwin.c (machopic_select_section): Remove superfluous
18006 argument in call to categorize_decl_for_section. Remove unused
18009 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18011 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18013 * configure: Regenerate.
18015 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18018 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18019 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18020 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18021 Add LABEL_NUSES to emitted label.
18022 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18023 branch probability value to emitted jump insn.
18024 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18025 Do not check life information and do not re-arrange input operands
18026 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18028 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18030 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18031 the change of decode_asm_operands.
18033 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18035 * mode-switching.c (create_pre_exit): Skip blockage insn.
18037 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18039 * tree-pass.h (TODO_update_smt_usage): Remove.
18041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18045 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18047 * pa.c (attr_length_call): Revise condition for long
18048 pc-relative branch.
18049 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18050 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18051 sequence on SOM target.
18053 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18055 * gcc.c: Document %{, in big comment at top.
18056 (input_suffix_matches): Remove special handling for .s and
18058 (input_spec_matches): New.
18059 (handle_braces): Handle %{,.
18060 (validate_switches): ',' indicates a value which is not a switch.
18061 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18062 to detect assembler input.
18063 * config/i386/sol2.h (CPP_SPEC): Likewise.
18064 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18065 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18066 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18067 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18068 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18069 -m64 causes deployment target to default to 10.5.
18070 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18072 2007-03-09 Richard Henderson <rth@redhat.com>
18075 * target.h (targetm.asm.out.reloc_rw_mask): New.
18076 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18077 (TARGET_ASM_OUT): Use it.
18078 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18079 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18080 use the new reloc_rw_mask target hook instead.
18081 (default_section_type_flags_1): Merge into...
18082 (default_section_type_flags): ... here.
18083 (decl_readonly_section_1): Merge into...
18084 (decl_readonly_section): ... here.
18085 (default_elf_select_section_1): Merge into...
18086 (default_elf_select_section): ... here.
18087 (default_unique_section_1): Merge into...
18088 (default_unique_section): ... here.
18089 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18090 (default_select_rtx_section): Use it.
18091 (default_elf_select_rtx_section): Likewise.
18092 * output.h: Update to match.
18093 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18094 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18095 (TARGET_ASM_RELOC_RW_MASK): New.
18096 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18097 to categorize_decl_for_section.
18098 (x86_64_elf_unique_section): Likewise.
18099 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18100 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18101 (TARGET_ASM_RELOC_RW_MASK): New.
18102 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18103 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18104 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18105 (TARGET_RWRELOC): Remove.
18106 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18107 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18108 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18109 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18110 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18111 (rs6000_xcoff_select_section): Use decl_readonly_section.
18112 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18113 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18114 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18115 (TARGET_SECTION_TYPE_FLAGS): Remove.
18116 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18118 2007-03-09 Roger Sayle <roger@eyesopen.com>
18120 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18121 complex constant equality/inequality comparisons for here.
18122 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18123 known at compile-time or can be simplified to a scalar comparison.
18124 (fold_relational_const): Move compile-time evaluation of complex
18125 constant equality/inequality comparisons to here.
18127 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18129 PR rtl-optimization/30643
18130 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18132 (fold_rtx): Recurse, like before 2006-11-03.
18134 2007-03-09 DJ Delorie <dj@redhat.com>
18136 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18139 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18141 PR tree-optimization/30375
18142 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18143 LHS of statements is not the same.
18144 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18146 2007-03-09 Chao-ying Fu <fu@mips.com>
18148 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18150 * doc/invoke.texi (-mdspr2): Document new option.
18151 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18152 New unspec for DSP REV 2.
18153 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18154 these instructions are extended in DSP REV 2.
18155 (mips-dspr2.md): Include.
18156 * config/mips/mips.opt (mdspr2): New option.
18157 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18158 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18159 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18160 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18161 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18162 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18163 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18165 (bdesc_map): Add one field of unsupported_target_flags.
18166 (bdesc_arrays): Update entries to have extra fields. Add
18168 (mips_init_builtins): Initialize new function types.
18169 Check unsupported_target_fileds to filter out builtins.
18170 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18172 (ASM_SPEC): Pass mdspr2 to the assembler.
18173 * config/mips/mips-dspr2.md: New file.
18175 2007-03-09 Sa Liu <saliu@de.ibm.com>
18177 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18179 2007-03-09 Ian Lance Taylor <iant@google.com>
18181 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18182 argument) like -Wstrict-overflow=2.
18183 * doc/invoke.texi (Warning Options): Update documentation.
18185 2007-03-09 Dirk Mueller <dmueller@suse.de>
18188 * doc/invoke.texi (-Wlogical-op): Document.
18189 * common.opt (-Wlogical-op): New.
18190 * c-common.h (warn_logical_operator): Declare.
18191 * c-common.c (warn_logical_operator): Define.
18192 * c-typeck.c (parser_build_binary_op): Call
18193 warn_logical_operator.
18195 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18197 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18198 * final.c (final_scan_insn): Test for non-"" file name.
18200 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18202 * doc/loop.texi: Document the Omega linear constraints solver.
18203 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18204 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18205 omega-hash-table-size, omega-max-keys, and
18206 omega-eliminate-redundant-constraints.
18207 * tree-pass.h (pass_check_data_deps): Declared.
18210 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18211 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18212 pass_check_data_deps): New.
18213 * tree-data-ref.c (init_data_ref): Remove declaration.
18214 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18215 (analyze_array): Renamed init_array_ref, move up initializations.
18216 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18217 Removed arguments that are set to NULL.
18218 (analyze_indirect_ref): Correct indentation, correct call to
18220 (object_analysis): Call init_array_ref instead of analyze_array.
18221 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18222 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18223 of DR_ACCESS_FNS_ADDR.
18224 (init_omega_eq_with_af, omega_extract_distance_vectors,
18225 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18226 ddr_consistent_p): New.
18227 (compute_affine_dependence): Check consistency of ddrs when
18228 flag_check_data_deps is passed.
18229 (analyze_all_data_dependences): Uncomment.
18230 (tree_check_data_deps): New.
18231 * tree-data-ref.h: Include omega.h.
18232 (DR_ACCESS_FNS_ADDR): Removed.
18233 (data_dependence_relation): Add inner_loop.
18234 (DDR_INNER_LOOP): New.
18235 * common.opt (fcheck-data-deps): New.
18236 * tree-flow.h (tree_check_data_deps): Declare.
18237 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18238 (OBJS-common): Depend on omega.o.
18240 * passes.c (pass_check_data_deps): Scheduled.
18241 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18242 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18243 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18244 PARAM_VECT_MAX_VERSION_CHECKS,
18245 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18247 2007-03-09 Richard Guenther <rguenther@suse.de>
18249 PR tree-optimization/30904
18250 PR middle-end/31058
18251 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18252 the same way as *_DIV_EXPR.
18254 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18256 * recog.c (decode_asm_operands): No mixed declarations and code.
18258 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18260 * rtl.def (ASM_INPUT): Add location.
18261 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18262 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18263 (decode_asm_operands): Add loc operand.
18264 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18265 * stmt.c (expand_asm): Rename to...
18266 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18267 gen_rtx_ASM_INPUT_loc.
18268 (expand_asm_expr): Adjust.
18269 * recog.c (decode_asm_operands): Add loc operand.
18270 (check_asm_operands, extract_insn): Adjust.
18271 * reload1.c (maybe_fix_stack_asms): Likewise.
18272 * final.c (asm_insn_count): Likewise.
18273 (final_scan_insn): Output # line before and after asm.
18275 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18277 * tree-ssa-structalias.c (variable_info): Remove
18279 (new_var_info): Ditto.
18280 (shared_bitmap_info_t): New structure.
18281 (shared_bitmap_table): New variable.
18282 (shared_bitmap_hash): New function.
18283 (shared_bitmap_eq): Ditto
18284 (shared_bitmap_lookup): Ditto.
18285 (shared_bitmap_add): Ditto.
18286 (merge_smts_into): Change to take bitmap directly.
18287 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18288 (init_alias_vars): Init shared bitmap hashtable.
18289 (delete_points_to_sets): Delete shared bitmap hashtable.
18290 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18291 is_aliased removal as a change that was still necessary was
18294 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18296 * config/i386/i386.h (override_options): Conditionally disable
18297 x86_sahf for 64bit targets only.
18299 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18302 * c-decl.c (merge_decls): Don't call make_var_volatile.
18303 * varasm.c (make_var_volatile): Remove.
18304 * output.h (make_var_volatile): Remove.
18306 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18308 PR tree-optimization/31085
18309 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18311 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18313 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18314 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18315 ATTR_CONST_NOTHROW_LIST.
18317 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18320 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18322 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18324 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18327 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18329 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18330 passed, use shared libgcc.
18332 2007-03-08 Roger Sayle <roger@eyesopen.com>
18334 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18335 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18336 (honor_protect_cleanup_actions, lower_try_finally_switch):
18338 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18339 ifc_temp_var): Likewise.
18340 * tree-inline.c (setup_one_parameter): Likewise.
18341 * tree-mudflap.c (mf_decl_cache_locals,
18342 mf_build_check_statement_for): Likewise.
18343 * tree-nested.c (init_tmp_var, save_tmp_var,
18344 finalize_nesting_tree_1): Likewise.
18345 * tree-outof-ssa.c (insert_copy_on_edge,
18346 insert_backedge_copies): Likewise.
18347 * tree-profile.c (tree_gen_edge_profiler,
18348 tree_gen_ic_profiler): Likewise.
18349 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18350 * tree-sra.c (sra_build_assignment): Likewise.
18351 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18352 * tree-ssa-math-opts.c (insert_reciprocals,
18353 execute_cse_sincos_1): Likewise.
18354 * tree-tailcall.c (adjust_accumulator_values,
18355 adjust_return_value): Likewise.
18356 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18357 * tree-vect-transform.c (vect_create_data_ref_ptr,
18358 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18359 vect_create_epilog_for_reduction, vectorizable_reduction,
18360 vectorizable_call, vectorizable_conversion,
18361 vectorizable_assignment, vectorizable_operation,
18362 vectorizable_type_demotion, vect_gen_widened_results_half,
18363 vect_permute_store_chain, vectorizable_store,
18364 vect_setup_realignment, vect_permute_load_chain,
18365 vectorizable_load, vectorizable_condition,
18366 vect_create_cond_for_align_checks): Likewise.
18367 * tree-vrp.c (build_assert_expr_for): Likewise.
18369 2007-03-08 Ian Lance Taylor <iant@google.com>
18371 * tree-vrp.c: Include "intl.h".
18372 (usable_range_p): New static function.
18373 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18374 overflowed values, juts set *strict_overflow_p.
18375 (compare_values): Only return -2 if one of the operands is not a
18377 (compare_ranges): Call usable_range_p.
18378 (compare_range_with_value): Likewise.
18379 (vrp_evaluate_conditional_warnv): Rename from
18380 vrp_evaluate_conditional. Make static. Change all callers.
18381 (vrp_evaluate_conditional): New function.
18382 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18383 on signed overflow.
18384 (simplify_abs_using_ranges): Likewise.
18385 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18386 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18387 within_stmt parameter.
18388 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18389 vrp_evaluate_conditional.
18390 * tree-ssa-threadedge.c
18391 (record_temporary_equivalences_from_stmts_at_dest): Change
18392 simplify parameter to take a second tree parameter.
18393 (simplify_control_stmt_condition): Likewise.
18394 (thread_across_edge): Likewise.
18395 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18396 (thread_across_edge): Likewise.
18397 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18399 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18401 * config/i386/i386.h (TARGET_SAHF): New define.
18402 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18403 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18404 (x86_sahf): New global variable.
18405 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18406 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18407 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18408 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18410 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18411 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18412 when expanding fcomi/sahf based tests.
18413 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18414 expanding sahf based alternative. Emit sahf based sequence when
18415 optimizing for code size.
18416 * config/i386/i386.md (x86_sahf_1): Do not disable for
18417 TARGET_64BIT, enable for TARGET_SAHF.
18419 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18421 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18422 spurious whitespace from error message.
18424 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18427 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18429 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18431 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18433 * tree-sra.c (instantiate_element): Propagate disabled warnings
18434 from the element itself to the created variable.
18436 2007-03-07 Richard Henderson <rth@redhat.com>
18439 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18440 silently fix up the stack in the case of a missing register.
18442 2007-03-07 Paul Brook <paul@codesourcery.com>
18444 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18446 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18448 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18450 (phase1_vrs): Use them.
18451 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18452 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18453 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18454 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18455 __gnu_Unwind_Restore_WMMXC if required.
18456 (_Unwind_VRS_Pop): Implement iWMMXt support.
18457 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18458 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18459 gnu_Unwind_Save_WMMXC): Define.
18461 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18463 * config/vxworks.h (vxworks_override_options): Declare.
18464 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18465 * config/vxworks.c: Include target.h and toplev.h.
18466 (vxworks_override_options): New function.
18467 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18469 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18471 * config/s390/s390.c (override_options): Don't emit an error when
18472 -mstack-size is used without providing -mstack-guard.
18473 (s390_emit_prologue): Choose stack_guard value automatically if not
18474 provided via command line.
18475 * doc/invoke.texi: Adjust description of -mstack-guard and
18478 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18480 * config/i386/i386.c (output_set_got): Add a GOT initialization
18481 sequence for VxWorks PIC.
18482 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18483 around labels as well as symbols. Use gotoff_operand instead
18484 of local_symbolic_operand.
18485 (legitimize_pic_address): Use gotoff_operand instead of
18486 local_symbolic_operand. Use @GOT accesses for labels as
18488 (ix86_output_addr_diff_elt): Use PC-relative rather than
18489 GP-relative offsets for VxWorks PIC.
18490 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18491 no_new_pseudos. Check whether the returned register is op0.
18492 * config/i386/i386.md (tablejump): Use PC-relative rather than
18493 GP-relative offsets for VxWorks PIC.
18494 * config/i386/predicates.md (gotoff_operand): New predicate.
18496 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18498 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18500 * config/vxworks-dummy.h: New file.
18501 * config/i386/i386.h: Include it.
18503 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18505 * dwarf2out.c (is_inlined_entry_point): New
18506 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18507 DW_AT_ranges if the first subblock is the entry point.
18509 2007-03-06 David Daney <ddaney@avtrex.com>
18511 * doc/install.texi (mips-*-*): Change recommended binutils
18514 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18516 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18517 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18519 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18520 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18522 2007-03-06 Jan Hubicka <jh@suse.cz>
18524 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18525 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18527 (probably_cold_bb_p): Cold functions are cold.
18528 (probably_never_executed_bb_p): Cold functions are cold.
18529 (tree_bb_level_predictions): Predict calls to cold functions as not
18531 (compute_function_frequency): Check hot/cold attributes.
18532 * function.h (function_frequency): Update comments.
18533 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18534 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18535 (c_common_att): Add cold and hot.
18537 * doc/extend.texi (hot,cold attributes): Document.
18539 2007-03-06 Andrew Haley <aph@redhat.com>
18541 * function.c (expand_function_end): Move blockage to just after we
18542 emit the label for the naked return from the function.
18544 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18546 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18549 2007-03-06 Jan Hubicka <jh@suse.cz>
18551 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18552 loaded for constant large models. Non-large 64bit PIC can do.
18553 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18554 * cmodel.h: Add LARGE PIC.
18555 * i386.md (UNSPEC_PLTOFF): New.
18556 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18558 (*call_1_rex64): Disable for large models.
18559 (*call_1_rex64_large): New.
18560 (*call_value_1_rex64): Disable for large models.
18561 (*call_value_1_rex64_large): New.
18562 (set_rip_rex4): New.
18563 (set_got_offset_rex64): New.
18564 * predicates.md (constant_call_address_operand): For large model
18565 constant calls are not possible.
18566 * i386-protos.h (construct_plt_address): Declare.
18567 * i386.c (override_options): Accept large models.
18568 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18569 (legitimate_constant_p): Add new UNSPECs.
18570 (legitimate_pic_operand_p): Likewise.
18571 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18572 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18574 (output_pic_addr_const): Add PLTOFF.
18575 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18576 (ix86_expand_move): Legitimize pic address when in PIC mode.
18577 (construct_plt_address): New function.
18578 (ix86_expand_call): Offload the address to register and use GOT
18579 pointer for large model.
18580 * invoke.texi (mcmodel=large): Update documentation.
18582 2007-03-06 Richard Henderson <rth@redhat.com>
18584 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18585 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18586 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18587 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18588 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18589 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18590 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18591 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18592 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18593 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18594 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18595 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18596 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18597 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18598 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18599 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18600 x86_schedule, x86_use_bt, x86_pad_returns,
18601 x86_use_xchgb): Merge into ...
18602 (ix86_tune_features): ... here. New array.
18603 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18604 x86_bswap): Merge into ...
18605 (ix86_arch_features): ... here. New array.
18606 (x86_3dnow_a): Remove.
18607 (x86_accumulate_outgoing_args): Make static.
18608 (x86_arch_always_fancy_math_387): Make static.
18609 (ix86_tune_mask, ix86_arch_mask): Move ...
18610 (override_options): ... to local variables here. Apply the
18611 appropriate mask to each element of ix86_arch_features and
18612 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18613 as were done in the old macros.
18614 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18615 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18616 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18617 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18618 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18619 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18620 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18621 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18622 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18623 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18624 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18625 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18626 x86_accumulate_outgoing_args, x86_prologue_using_move,
18627 x86_epilogue_using_move, x86_decompose_lea,
18628 x86_arch_always_fancy_math_387, x86_shift1,
18629 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18630 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18631 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18632 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18633 x86_use_incdec, x86_pad_returns, x86_bswap,
18634 x86_partial_flag_reg_stall): Remove.
18635 (enum ix86_tune_indices): New.
18636 (ix86_tune_features): New.
18637 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18638 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18639 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18640 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18641 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18642 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18643 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18644 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18645 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18646 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18647 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18648 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18649 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18650 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18651 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18652 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18653 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18654 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18655 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18656 TARGET_EXT_80387_CONSTANTS): Use it.
18657 (enum ix86_arch_indices): New.
18658 (ix86_arch_features): New.
18659 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18660 TARGET_BSWAP): Use it.
18661 (ix86_tune_mask, ix86_arch_mask): Remove.
18663 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18666 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18667 Define using $${sysroot_headers_suffix}.
18668 * configure: Regenerate.
18669 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18670 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18672 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18673 * gcc.c (print_sysroot_headers_suffix): New.
18674 (option_map): Include --print-sysroot-headers-suffix.
18675 (display_help): Mention -print-sysroot-headers-suffix.
18676 (process_command): Handle -print-sysroot-headers-suffix.
18677 (do_spec_1): Append multilib directory to include-fixed path if
18678 sysroot suffixes in use.
18679 (main): Handle -print-sysroot-headers-suffix.
18680 * Makefile.in (start.encap): Don't depend on xlimits.h
18681 (xlimits.h): Remove.
18682 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18683 limits.h for each multilib in fixinc_list.
18684 (fixinc_list, s-fixinc_list): New.
18685 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18686 generate them for each multilib in fixinc_list.
18687 (stmp-fixproto): Use include-fixed. Run fixproto for each
18688 multilib in fixinc_list.
18689 (mostlyclean): Don't remove xlimits.h.
18690 (clean): Remove include-fixed.
18691 (real-install-headers-tar, real-install-headers-cpio,
18692 real-install-headers-cp): Don't copy include, only include-fixed.
18693 (install-mkheaders): Depend on fixinc_list. Don't depend on
18694 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18695 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18696 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18698 2007-03-06 Jan Hubicka <jh@suse.cz>
18700 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18703 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18705 * configure.ac: Allow tm_file to contain build-directory files.
18706 * configure: Regenerate.
18707 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18708 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18709 * config/m68k/print-sysroot-suffix.sh: New file.
18711 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18713 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18714 of pic_offset_table_rtx if reload_completed.
18715 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18716 PIC_OFFSET_TABLE_REGNUM.
18717 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18719 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18720 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18722 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18724 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18725 functions that call eh_return.
18727 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18729 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18730 functions that need a constant pool.
18732 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18735 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18736 (m68k_preferred_reload_class): Likewise.
18737 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18738 (SECONDARY_RELOAD_CLASS): Define.
18739 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18740 (LIMIT_RELOAD_CLASS): Delete.
18741 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18742 registers from storing bytes.
18743 (m68k_secondary_reload_class): New function.
18744 (m68k_preferred_reload_class): Likewise.
18746 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18748 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18750 (m68k_expand_prologue): Likewise.
18752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18754 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18755 (mips_expand_epilogue): Add a bool parameter.
18756 (m68k_legitimize_sibcall_address): Declare.
18757 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18758 (m68k_expand_epilogue): Add a parameter to select between sibling
18759 and normal epilogues. Only generate a return for the latter.
18760 (m68k_ok_for_sibcall_p): New function.
18761 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18762 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18763 (sibcall_value, *sibcall_value): Likewise.
18764 (*call, *call_value): Require !SIBLING_CALL_P.
18765 (epilogue): Update call to m68k_expand_epilogue.
18766 (sibcall_epilogue): New pattern.
18767 * config/m68k/predicates.md (const_call_operand): Say that this
18768 predicate applies to sibling calls too.
18769 (sibcall_operand): New predicate.
18771 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18773 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18774 alternatives as movsi_cf.
18775 (movsf_cf_hard): Add commentary.
18777 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18778 Richard Sandiford <richard@codesourcery.com>
18780 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18781 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18782 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18783 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18784 as being live on exit from an interrupt function.
18785 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18786 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18787 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18788 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18789 (m68k_interrupt_function_p): Globalize.
18790 (m68k_compute_frame_layout): Remove reverse mask code.
18791 (m68k_emit_movem, m68k_set_frame_related): New functions.
18792 (m68k_output_function_prologue): Delete in favor of...
18793 (m68k_expand_prologue): ...this new function.
18794 (m68k_output_function_epilogue): Delete in favor of...
18795 (m68k_expand_epilogue): ...this new function.
18796 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18798 (print_operand): Handle %?.
18799 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18800 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18801 (prologue, epilogue): New patterns.
18802 (return): Turn into a define_expand.
18803 (*return): New pattern, derived from old "return" pattern. Use rte
18804 rather than rts for interrupt functions. Only use rtd if the pop
18806 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18807 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18808 (link, *link, unlink, *unlink, load_got): Likewise.
18810 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18814 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18815 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18816 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18817 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18818 and m68k_matches_u_p.
18819 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18820 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18821 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18822 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18823 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18824 (REG_STRICT_P): New macro.
18825 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18826 PCREL_GENERAL_OPERAND_OK.
18827 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18828 m68k_legitimate_base_reg_p.
18829 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18830 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18831 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18832 * config/m68k/m68k.c (m68k_address): New structure.
18833 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18834 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18835 (m68k_jump_table_ref_p, m68k_decompose_address)
18836 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18837 (m68k_matches_u_p): New functions.
18838 (print_operand_address): Rewrite to use m68k_decompose_index.
18840 2007-03-05 David Taylor <dtaylor@emc.com>
18842 * gcc.c: Correct copyright date in --version output.
18844 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18846 * pa.md: In unamed move patterns, disparge copies between general
18847 and floating point registers using '?' modifier. Don't include 'f'
18848 constraint for register preferences in DImode, SImode, HImode and
18849 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18850 Remove constraints for copies between general and floating registers
18851 in soft-float DFmode pattern.
18852 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18856 2007-03-05 Mike Stump <mrs@apple.com>
18858 * c-common.c (targetcm): Add.
18859 * c-opts.c (c_common_handle_option): Handle language specific
18861 * opts.c (handle_option): Verify language for target options, if
18863 * opth-gen.awk: Add CL_LANG_ALL.
18864 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18865 (TARGETCM_INITIALIZER): Add.
18866 * target.h (struct gcc_targetcm): Add.
18868 * targhooks.c (default_handle_c_option): Add.
18869 * targhooks.h (default_handle_c_option): Add.
18870 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18872 * config/darwin.opt (iframework): Add.
18873 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18874 * config/darwin-c.c (handle_c_option): Add.
18875 (TARGET_HANDLE_C_OPTION): Add.
18877 * doc/invoke.texi (Darwin Options): Add -iframework.
18879 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18881 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18884 2007-03-05 Ian Lance Taylor <iant@google.com>
18886 * c.opt (fgnu89-inline): New option.
18887 * c-opts.c (c_common_post_options): Set default value for
18889 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18890 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18892 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18893 (grokdeclarator, start_function): Likewise.
18894 * c-cppbuiltin.c (c_cpp_builtins): Define either
18895 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18896 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18897 (C Dialect Options): Document -fgnu89-inline.
18898 * doc/extend.texi (Function Attributes): Explain what the
18899 gnu_inline attribute does.
18900 * doc/cpp.texi (Common Predefined Macros): Document
18901 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18903 2007-03-05 Ian Lance Taylor <iant@google.com>
18905 PR tree-optimization/31034
18906 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18907 half-range if the other side is an overflow infinity.
18909 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18911 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18912 (bfin*-linux-uclibc*): New configuration.
18913 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18915 * config/bfin/linux.h: New file.
18916 * config/bfin/libgcc-bfin.ver: New file.
18917 * config/bfin/t-bfin-uclinux: New file.
18918 * config/bfin/t-bfin-linux: New file.
18919 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18920 (TARGET_OS_CPP_BUILTINS): New macro.
18922 2007-03-05 Richard Guenther <rguenther@suse.de>
18924 * fold-const.c (fold_binary): Remove duplicate folding
18925 of comparison of non-null ADDR_EXPR against null.
18927 2007-03-05 Richard Guenther <rguenther@suse.de>
18928 Dorit Nuzman <dorit@il.ibm.com>
18930 PR tree-optimization/26420
18931 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18932 are no loops in the function. Only print the number of
18933 vectorized loops if it is greater than zero or we are supposed
18934 to print information about unvectorized loops.
18936 2007-03-05 Revital Eres <eres@il.ibm.com>
18938 * gcc.dg/var-expand1.c: New test.
18939 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18940 when an accumulator is expanded.
18942 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18945 * c-common.c (convert_and_check): Don't give warnings for
18946 conversion if 'expr' already overflowed.
18948 2007-03-04 Roger Sayle <roger@eyesopen.com>
18950 PR middle-end/30744
18951 * fold-const.c (fold_comparison): Enforce type consistency when
18952 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18954 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18956 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18957 containing a cast to the base of TARGET_MEM_REF.
18959 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18961 * tree.c (tree_contains_struct_check_failed): Remove spurious
18962 whitespace from error message.
18964 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18967 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18968 instead of precision.
18970 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18971 Nathan Sidwell <nathan@codesourcery.com>
18973 * emit-rtl.c (find_auto_inc): New.
18974 (try_split): recreate REG_INC notes,
18975 Use regular for loops rather than whiles.
18977 2007-03-03 Andreas Schwab <schwab@suse.de>
18979 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18980 * configure: Regenerate.
18982 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18984 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18985 flag_rounding_math, not flag_unsafe_math_optimizations.
18987 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18989 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18990 alpha_fold_vector_minmax): Likewise.
18991 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18992 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18994 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18996 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18997 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18998 if the lhs has side-effects.
18999 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19001 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19003 * config/i386/i386.h (TUNEMASK): Remove define.
19004 (ARCHMASK): Remove define.
19005 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19006 Use ix86_arch_mask variable instead of ARCHMASK.
19007 * config/i386/i386.c (override_options): Ditto.
19008 (standard_80387_constant_p): Ditto.
19010 2007-03-02 Ian Lance Taylor <iant@google.com>
19012 Used signed infinities in VRP.
19013 * tree-vrp.c (uses_overflow_infinity): New static function.
19014 (supports_overflow_infinity): New static function.
19015 (make_overflow_infinity): New static function.
19016 (negative_overflow_infinity): New static function.
19017 (positive_overflow_infinity): New static function.
19018 (is_negative_overflow_infinity): New static function.
19019 (is_positive_overflow_infinity): New static function.
19020 (is_overflow_infinity): New static function.
19021 (overflow_infinity_range_p): New static function.
19022 (compare_values_warnv): New function split out of compare_values.
19023 (compare_value): Call it.
19024 (set_value_range_to_nonnegative): Add overflow_infinity
19025 parameter. Change caller.
19026 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19028 (vrp_expr_computes_nonzero): Likewise.
19029 (compare_ranges, compare_range_with_value): Likewise.
19030 (compare_name_with_value, compare_names): Likewise.
19031 (vrp_evaluate_conditional): Likewise.
19032 (set_value_range): Handle infinity
19033 (vrp_operand_equal_p, operand_less_p): Likewise.
19034 (extract_range_from_assert): Likewise.
19035 (vrp_int_const_binop): Likewise.
19036 (extract_range_from_binary_expr): Likewise.
19037 (extract_range_from_unary_expr): Likewise.
19038 (extract_range_from_comparison): Likewise.
19039 (extract_range_from_expr): Likewise.
19040 (dump_value_range): Likewise.
19041 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19042 (test_for_singularity): Likewise.
19043 (vrp_int_const_binop): Remove inline qualifier.
19044 (adjust_range_with_scev): Add comment.
19045 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19047 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19049 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19050 (get_constraint_for): Likewise.
19051 (do_structure_copy): Likewise.
19052 (find_func_aliases): Fix references to MODIFY_EXPR.
19053 (intra_create_variable_infos): Tidy.
19054 * tree-ssa-operands.c (add_virtual_operand): Add argument
19056 When adding members of alias sets, if IS_CALL_SITE is true and
19057 the symbol is not call-clobbered, skip it.
19058 Adjust all callers.
19060 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19062 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19063 entry by means of emit_insn_at_entry.
19065 2007-03-02 Richard Henderson <rth@redhat.com>
19067 * expr.h (promoted_input_arg): Remove decl.
19068 * function.c (promoted_input_arg): Merge into ...
19069 * combine.c (setup_incoming_promotions): ... only caller.
19070 Rearrange to avoid double loop.
19072 2007-03-02 Ben Elliston <bje@au.ibm.com>
19073 Peter Bergner <bergner@vnet.ibm.com>
19074 Janis Johnson <janis187@us.ibm.com>
19076 * config/rs6000/dfp.md: New file.
19077 * config/rs6000/rs6000.md: Include dfp.md.
19078 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19079 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19080 and TDmode decimal float modes in FP registers.
19081 (num_insns_constant): Likewise.
19082 (rs6000_legitimate_offset_address_p): Likewise.
19083 (rs6000_legitimize_address): Likewise.
19084 (rs6000_legitimize_reload_address): Likewise.
19085 (rs6000_legitimate_address): Likewise.
19086 (rs6000_emit_move): Likewise.
19087 (function_arg_boundary): Likewise.
19088 (function_arg_advance): Likewise.
19089 (rs6000_darwin64_record_arg_recurse): Likewise.
19090 (function_arg): Likewise.
19091 (rs6000_gimplify_va_arg): Likewise.
19092 (rs6000_split_multireg_move): Likewise.
19093 (rs6000_output_function_epilogue): Likewise.
19094 (rs6000_output_function_epilogue): Likewise.
19095 (rs6000_register_move_cost): Likewise.
19096 (rs6000_function_value): Likewise.
19097 (rs6000_libcall_value): Likewise.
19099 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19101 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19103 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19105 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19106 Use $MULTIDIR to choose between the kernel and RTP headers,
19107 and use $WIND_BASE and $WIND_USR to locate them.
19109 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19111 * config/i386/i386.c (override_options): Put initialization of
19112 ix86_tune_mask and ix86_arch_mask to the correct place.
19114 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19115 Michael Meissner <michael.meissner@amd.com>
19118 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19119 (ARCHMASK): Define.
19120 (TARGET_CMOVE): Use ARCHMASK.
19121 (TARGET_CMPXCHG): Ditto.
19122 (TARGET_CMPXCHG8B): Ditto.
19123 (TARGET_XADD): Ditto.
19124 (TARGET_BSWAP): Ditto.
19125 * config/i386/i386.c (ix86_tune_mask): New global variable.
19126 (ix86_arch_mask): Ditto.
19127 (override_options): Initialize ix86_tune_mask and
19128 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19131 2007-03-02 Ben Elliston <bje@au.ibm.com>
19134 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19136 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19138 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19139 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19140 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19141 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19143 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19144 rs6000_init_dwarf_reg_sizes_extra): New.
19145 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19146 SPE register high parts.
19148 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19150 * Makefile.in: Add install-pdf target as
19151 copied from automake v1.10 rules.
19152 * configure.ac: Add install-pdf to target list.
19153 * configure: Regenerate.
19155 2007-03-01 Paul Brook <paul@codesourcery.com>
19157 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19158 modes to LDRD for DImode.
19159 (output_move_double): Fixup out of range ldrd/strd.
19160 (vfp_secondary_reload_class): Rename...
19161 (coproc_secondary_reload_class): ... to this. Add wb argument.
19162 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19163 coproc_secondary_reload_class for CLASS_IWMMXT.
19164 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19165 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19167 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19169 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19170 unroll factor by the estimated number of iterations.
19171 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19172 than prefetch latency.
19174 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19175 decode_caches_intel, detect_caches_intel): New functions.
19176 (host_detect_local_cpu): Use detect_caches_amd and
19177 detect_caches_intel.
19179 2007-03-01 Richard Henderson <rth@redhat.com>
19181 * expr.c (emit_move_complex_push): Export.
19182 (emit_move_complex_parts): Split out from ...
19183 (emit_move_complex): ... here.
19184 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19185 * config/i386/i386.md (movcdi): New.
19187 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19189 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19190 size of mode1 to check for tieable modes in MMX case.
19192 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19194 * Makefile.in (rtlanal.o): Depend on tree.h.
19195 * rtl.h (offset_within_section_p, split_const): Declare.
19196 * rtlanal.c: Include tree.h.
19197 (offset_within_block_p): New function, taken from
19198 mips_offset_within_object_p.
19199 (split_const): New function, taken from mips_split_const.
19200 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19202 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19203 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19204 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19205 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19206 (m68k_illegitimate_symbolic_constant_p): New function.
19207 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19208 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19209 symbolic constant that might be outside the symbol's section,
19210 move the symbol first and then add the offset.
19211 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19213 * config/mips/mips.c (mips_split_const): Delete.
19214 (mips_offset_within_object_p): Delete.
19215 (mips_symbolic_constant_p): Use offset_within_section_p and
19216 split_const instead of mips_offset_within_object_p and
19218 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19219 (mips_legitimize_const_move, print_operand_reloc)
19220 (mips_dangerous_for_la25_p): Use split_const instead of
19223 2007-02-28 Eric Christopher <echristo@apple.com>
19225 * Makefile.in (install-include-dir): Don't rm -rf include.
19227 2007-02-28 Richard Guenther <rguenther@suse.de>
19229 PR middle-end/30364
19230 * fold-const.c (fold_binary): Do not associate expressions
19231 with more than one variable for integer types that do not wrap.
19233 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19235 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19236 Delete, and replace with...
19237 (fold_builtin_call_array): This. Update callers to use it.
19238 * fold-const.c (fold_build_call_list): Delete, and replace with...
19239 (fold_build_call_array): This.
19240 (fold_build_call_list_initializer): Delete, and replace with...
19241 (fold_build_call_array_initializer): This.
19242 * tree.h: Update declarations to reflect above changes.
19244 * c-typeck.c (build_function_call): Store converted arguments
19245 in a stack-allocated array instead of building a list.
19246 (convert_arguments): Store arguments in the array passed in as an
19247 argument, and return the actual number of arguments.
19248 * c-format.c: (check_function_format): Pass arguments in an
19249 array instead of a list.
19250 * c-common.c (check_function_nonnull): Likewise.
19251 (check_function_sentinel): Likewise.
19252 (check_function_arguments): Likewise.
19253 * c-common.h: Update declarations to reflect above changes.
19255 2007-02-28 Jan Hubicka <jh@suse.cz>
19257 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19258 PRED_NEGATIVE_RETURN): Update outcomes.
19260 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19262 * calls.c (emit_library_call_value_1): Handle partial registers
19263 correctly when building up CALL_INSN_FUNCTION_USAGE.
19265 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19267 * pa/predicates.md (move_src_operand): Allow zero for mode.
19268 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19271 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19274 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19275 *movv2df_internal): Enable pattern only for valid operand
19277 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19278 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19280 2007-02-27 Mike Stump <mrs@apple.com>
19282 * config/darwin-crt3.c: Avoid compilation when compiling for a
19285 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19287 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19289 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19290 for fixed headers and limits.h.
19291 (install-include-dir, install-headers-tar, install-headers-cpio,
19292 install-headers-cp, real-install-headers-tar,
19293 real-install-headers-cpio, real-install-headers-cp): Handle
19294 include-fixed as well as include.
19295 (install-mkheaders): Don't install files that go only in include
19297 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19298 from GCC_INCLUDE_DIR.
19299 * gcc.c (process_command): Remove special -BstageN/ handling.
19300 (do_spec_1): Add include-fixed directories.
19302 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19304 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19306 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19308 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19311 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19313 * c-common.c (get_priority): Add check for
19314 SUPPORTS_INIT_PRIORITY.
19316 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19318 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19320 * config/bfin/bfin.c: Include "cfglayout.h".
19321 (MAX_LSETUP_DISTANCE): New macro.
19322 (struct loop_info): New members incoming, incoming_src and
19323 incoming_dest. Delete member predecessor.
19324 (length_for_loop): New function.
19325 (bfin_optimize_loop): Handle more different loop structures.
19326 (bfin_discover_loop): Rework detection of predecessor blocks by
19327 examining incoming edges.
19328 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19330 (bfin_reorder_loops): New function.
19331 (bfin_reorg_loops): Use these three new functions.
19333 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19334 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19335 (CONSTRAINT_LEN): Add entry for 'q'.
19336 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19337 Add 'q' constraints.
19338 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19339 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19341 * config/bfin/bfin.md (add_with_carry): New pattern.
19342 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19343 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19344 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19345 support unsigned multiplies too. Removed incorrect commutativity from
19346 operand 1 constraint where appropriate.
19347 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19349 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19350 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19352 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19353 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19354 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19355 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19356 usmulhisi_hh_huh): New patterns.
19358 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19359 lshifthi3): Fix output template to use half reg for operand 2.
19361 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19364 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19366 2007-02-27 Andreas Schwab <schwab@suse.de>
19368 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19370 2007-02-27 Jan Hubicka <jh@suse.cz>
19372 * predict.c (last_basic_block_p): Remove.
19373 (tree_estimate_probability): Update return heuristic for commonized
19376 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19378 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19380 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19382 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19383 * doc/cpp.texi: Standardize title page.
19384 * doc/cppinternals.texi: Likewise.
19385 * doc/gcc.texi: Standardize title page, remove version number
19386 from copyright page.
19387 * doc/gccint.texi: Likewise.
19388 * doc/install.texi: Standardize title page, add table of
19391 2007-02-26 Jan Hubicka <jh@suse.cz>
19393 * predict.def: Set outcomes according to more recent results.
19394 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19395 Remove dead predictors.
19396 * predict.c (return_prediction): Fix pasto.
19398 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19400 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19401 change; avoid a memory leak when returning early.
19403 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19405 * c-decl.c (static_ctors): Move to c-common.c.
19406 (static_dtors): Likewise.
19407 (finish_function): Use c_record_cdtor_fn.
19408 (build_cdtor): Move to c-common.c.
19409 (c_write_global_declarations): Use c_build_cdtor_fns.
19410 * c-common.h (static_ctors): Declare.
19411 (static_dtors): Likewise.
19412 (c_record_cdtor_fn): Likewise.
19413 (c_build_cdtor_fns): Likewise.
19414 * c-common.c (static_ctors): New variable.
19415 (static_dtors): Likewise.
19416 (c_record_cdtor_fn): New function.
19417 (build_cdtor): Move from c-decl.c
19418 (c_build_cdtor_fns): New function.
19420 * output.h (assemble_addr_to_section): Declare.
19421 (get_cdtor_priority_section): Likewise.
19422 * varasm.c (assemble_addr_to_section): New function.
19423 (get_cdtor_priority_section): Likewise.
19424 (default_named_section_asm_out_destructor): Use them.
19425 (destor_dtor_section_asm_out_destructor): Likewise.
19426 (default_named_section_asm_out_constructor): Likewise.
19427 (default_ctor_section_asm_out_constructor): Likewise.
19428 * config.gcc (*-*-vxworks*): Include vxworks.o.
19429 * config/t-vxworks (vxworks.o): New target.
19430 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19431 (TARGET_ASM_CONSTRUCTOR): Define.
19432 (TARGET_ASM_DESTRUCTOR): Likewise.
19433 (vxworks_asm_out_constructor): Declare.
19434 (vxworks_asm_out_destructor): Likewise.
19436 * c-common.c (get_priority): Check that we have not just an
19437 INTEGER_CST, but an integer constant with integeral type.
19439 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19441 PR tree-optimization/30938
19442 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19443 use &dt[nargs-1] instead of &dt[nargs] in the call to
19444 vect_is_simple_use().
19446 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19448 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19449 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19450 Do not attempt to handle MEM inside auto-inc expressions.
19451 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19452 of a register modified by an auto-inc expression. However, do handle
19453 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19454 (elimination_effects): Prohibit elimination of a register modified
19455 by an auto-inc expression. Disable register elimination rules whose
19456 target register is modified by an auto-inc expression with variable
19459 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19461 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19463 (array_at_struct_end_p): New function.
19464 (idx_infer_loop_bounds): Use it.
19465 (estimate_numbers_of_iterations_loop): Export.
19466 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19467 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19468 (tree_estimate_probability): Call record_loop_exits.
19469 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19470 (estimated_loop_iterations, estimated_loop_iterations_int,
19471 estimated_loop_iterations_tree): New functions.
19472 (analyze_siv_subscript_cst_affine,
19473 compute_overlap_steps_for_affine_1_2,
19474 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19475 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19476 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19477 (PRED_LOOP_ITERATIONS_GUESSED): New.
19478 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19479 * cfgloop.h (estimate_numbers_of_iterations_loop,
19480 estimated_loop_iterations_int): Declare.
19482 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19484 * doc/extend.texi: Document optional priority argument to
19485 constructors and destructors.
19486 * tree.c (init_priority_for_decl): Adjust GTY markers.
19487 (init_ttree): Use priority-info hash functions for
19488 init_priority_for_decl.
19489 (tree_map_eq): Rename to ...
19490 (tree_map_base_eq): ... this.
19491 (tree_map_marked_p): Rename to ...
19492 (tree_map_base_marked_p): ... this.
19493 (tree_map_base_hash): New function.
19494 (decl_init_priority_lookup): Rework.
19495 (decl_fini_priority_lookup): New function.
19496 (decl_priority_info): New function.
19497 (decl_init_priority_insert): Use it.
19498 (decl_fini_priority_insert): Likewise.
19499 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19501 (decl_restrict_base_insert): Likewise.
19502 (decl_debug_expr_insert): Likewise.
19503 (decl_value_expr_lookup): Likewise.
19504 (decl_value_expr_insert): Likewise.
19505 * tree.h (priority_type): New type.
19506 (decl_init_priority_lookup): Use priority_type.
19507 (decl_fini_priority_lookup): New function.
19508 (decl_init_priority_insert): Use priority_type.
19509 (decl_fini_priority_insert): New function.
19510 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19511 (DECL_INIT_PRIORITY): Likewise.
19512 (SET_DECL_INIT_PRIORITY): Add comment.
19513 (DECL_FINI_PRIORITY): New macro.
19514 (SET_DECL_FINI_PRIORITY): Likewise.
19515 (DEFAULT_INIT_PRIORITY): Document.
19516 (MAX_INIT_PRIORITY): Likewise.
19517 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19518 (tree_map_base): New type.
19519 (tree_map_base_eq): New function.
19520 (tree_map_base_hash): Likewise.
19521 (tree_map_base_marked_p): Likewise.
19522 (tree_map): Inherit from tree_map_base.
19523 (tree_map_eq): Make it a macro.
19524 (tree_map_marked_p): Likewise.
19525 (tree_int_map): Inherit from tree_map_base.
19526 (tree_int_map_eq): Make it a macro.
19527 (tree_int_map_hash): Likewise.
19528 (tree_int_map_marked_p): Likewise.
19529 (tree_priority_map): New type.
19530 (tree_priority_map_eq): New macro.
19531 (tree_priority_map_hash): Likewise.
19532 (tree_priority_map_marked_p): Likewise.
19533 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19535 (emutls_common_1): Likewise.
19536 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19537 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19538 of tree_map hierarchy.
19539 * tree-cfg.c (move_stmt_r): Likewise.
19540 (new_label_mapper): Likewise.
19541 * c-tree.h (c_expand_body): Move to ...
19542 * c-common.h (c_expand_body): ... here.
19543 * c-decl.c (c_expand_body): Move to ...
19544 * c-common.c (c_expand_body): ... here.
19545 (c_common_attribute_table): Allow 1 argument for the constructor
19546 and destructor attributes.
19547 (get_priority): New function.
19548 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19549 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19551 2007-02-24 Jan Hubicka <jh@suse.cz>
19553 PR middle-end/30509
19554 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19555 copying for inlining.
19557 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19558 Jan Hubicka <jh@suse.cz>
19561 * i386.c (counter_mode): New function.
19562 (expand_set_or_movmem_via_loop): Use it.
19563 (expand_movmem_epilogue): Likewise; fix pasto.
19564 (ix86_expand_movmem): Do emit guard even for constant counts.
19565 (ix86_expand_setmem): Likewise.
19567 2007-02-25 Nick Clifton <nickc@redhat.com>
19569 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19570 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19572 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19575 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19576 count argument with 0x10, not with 0x16.
19577 (expand_setmem_epilogue): Ditto.
19579 2007-02-24 Mike Stump <mrs@apple.com>
19581 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19584 2007-02-24 Richard Guenther <rguenther@suse.de>
19586 PR middle-end/30951
19587 * fold-const.c (fold_binary): Fold x +- CST op x for
19588 EQ_EXPR and NE_EXPR.
19590 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19592 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19594 2007-02-24 Jan Hubicka <jh@suse.cz>
19596 * cgraphunit.c (decide_is_function_needed): Honor
19597 -fkeep-inline-functions.
19599 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19601 * builtins.c (fold_builtin_modf): New.
19602 (fold_builtin_2): Use it.
19604 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19606 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19607 (determine_max_iter): Take additional LOOP arg; all callers changed.
19608 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19609 one using simplifications.
19610 (simplify_using_initial_values): Return if the expression becomes
19611 invalid due to altered regs.
19613 2007-02-23 DJ Delorie <dj@redhat.com>
19615 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19617 2007-02-23 Mike Stump <mrs@apple.com>
19619 * tlink.c (scan_linker_output): Parse linker messages from
19620 darwin9's linker better.
19622 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19625 * varpool.c (varpool_assemble_pending_decls): Set
19626 varpool_last_needed_node to null.
19628 2007-02-23 DJ Delorie <dj@redhat.com>
19630 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19631 alignment bigger than the object file can handle.
19633 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19636 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19637 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19638 (*movsf_1): Penalize MMX moves.
19640 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19642 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19643 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19645 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19647 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19649 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19650 (fold_builtin_1): Use them.
19651 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19652 BUILT_IN_SIGNIFICAND.
19654 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19656 * config/i386/i386.c (bdesc_1arg): Initialize
19657 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19658 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19659 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19660 and IX86_BUILTIN_MOVSLDUP.
19662 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19664 PR rtl-optimization/30841
19665 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19667 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19669 * builtins.c (fold_builtin_frexp): New.
19670 (fold_builtin_2): Use it.
19672 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19674 * doc/invoke.texi (Spec Files): Document getenv spec function.
19676 * gcc.c (getenv_spec_function): New function.
19677 (static_spec_functions): Add it.
19678 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19679 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19682 2007-02-22 Michael Matz <matz@suse.de
19685 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19686 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19688 2007-02-22 Ian Lance Taylor <iant@google.com>
19691 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19692 (mem_loc_descriptor): Call it.
19694 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19695 Ira Rosen <irar@il.ibm.com>
19697 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19699 2007-02-22 Ira Rosen <irar@il.ibm.com>
19701 PR tree-optimization/30843
19702 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19703 stores only after all the group is vectorized.
19705 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19707 PR tree-optimization/30858
19708 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19709 in the reduction cycle have a single use in the loop.
19710 * tree-vectorizer.h (relevant): Add documentation.
19712 2007-02-20 Mike Stump <mrs@apple.com>
19714 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19715 * configure: Regenerate.
19717 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19719 Change the defaults of some parameters and options.
19720 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19721 * config/spu/spu.c (spu_optimization_options): Add.
19722 (spu_override_options): Change params in spu_optimization_options.
19723 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19725 Register 127 is only 16 byte aligned when used as a frame pointer.
19726 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19727 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19728 HARD_FRAME_POINTER_REGNUM.
19729 (spu_legitimate_address): Use regno_aligned_for_reload.
19730 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19731 aligned when frame_pointer_needed is true.
19732 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19734 * config/spu/spu.h (INIT_EXPANDERS): Define.
19736 Make sure shift and rotate instructions have valid immediate operands.
19737 * config/spu/predicates.md (spu_shift_operand): Remove.
19738 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19739 * config/spu/constraints.md (W, O): Extend range.
19740 * config/spu/spu.md (umask, nmask): Define.
19741 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19742 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19743 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19744 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19745 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19746 (lshr<mode>3_reg): Fix rtl description.
19748 Make sure mulhisi immediate operands are valid.
19749 * config/spu/predicates.md (imm_K_operand): Add.
19750 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19752 Generate constants using fsmbi and andi.
19753 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19754 (print_operand, spu_split_immediate, classify_immediate,
19755 fsmbi_const_p): Handle IC_FSMBI2.
19757 Correctly handle a CONST_VECTOR containing symbols.
19758 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19759 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19760 (immediate_load_p): Allow symbols that use 2 instructions to create.
19761 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19762 with symbols when flag_pic is set.
19763 (const_vector_immediate_p): New.
19764 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19765 accept a CONST_VECTOR with symbols.
19766 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19767 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19769 * config/spu/spu.md (high, low): Delete.
19770 (low_<mode>): Define.
19772 Remove INTRmode and INTR_REGNUM, which didn't work.
19773 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19775 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19776 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19777 peephole2 pattern): Don't use INTR or 131.
19778 (movintrcc): Delete.
19779 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19780 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19781 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19782 (UNSPEC_SET_INTR): Add.
19783 * config/spu/spu-modes.def (INTR): Remove.
19785 More accurate warnings about run-time relocations.
19786 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19788 Correctly warn about immediate arguments to specific intrinsics.
19789 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19790 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19791 the instruction predicate.
19793 Fix tree check errors with latest update.
19794 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19796 (spu_expand_builtin): Use CALL_EXPR_FN.
19798 Add missing specific intrinsics.
19799 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19801 * config/spu/spu_internals.h: Ditto.
19803 Fix incorrect operand modifiers.
19804 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19805 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19807 Optimize one case of zero_extend of a vec_select.
19808 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19810 Accept any immediate for hbr.
19811 * config/spu/spu.md (hbr): Change s constraints to i.
19813 2007-02-21 Paul Brook <paul@codesourcery.com>
19815 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19816 condexec_count when skipping USE and CLOBBER.
19818 2007-02-21 Nick Clifton <nickc@redhat.com>
19820 * common.opt (Warray-bounds): Add Warning attribute.
19821 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19823 (fsized-zeroes): Add Optimization attribute.
19824 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19825 * c.opt (Wc++0x-compat): Add Warning attribute.
19827 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19829 PR middle-end/30761
19830 * reload1.c (eliminate_regs_in_insn): In the single_set special
19831 case, attempt to re-recognize the insn before falling back to
19832 having reload fix it up.
19834 2007-02-20 Eric Christopher <echristo@gmail.com>
19836 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19837 Rewrite accordingly.
19838 (frv_read_iacc_argument): Ditto.
19839 (frv_expand_set_builtin): Take a call instead of arglist, update for
19841 (frv_expand_unop_builtin): Ditto.
19842 (frv_expand_binop_builtin): Ditto.
19843 (frv_expand_cut_builtin): Ditto.
19844 (frv_expand_binopimm_builtin): Ditto.
19845 (frv_expand_voidbinop_builtin): Ditto.
19846 (frv_expand_int_void2arg): Ditto.
19847 (frv_expand_prefetches): Ditto.
19848 (frv_expand_voidtriop_builtin): Ditto.
19849 (frv_expand_voidaccop_builtin): Ditto.
19850 (frv_expand_load_builtin): Ditto.
19851 (frv_expand_store_builtin): Ditto.
19852 (frv_expand_mdpackh_builtin): Ditto.
19853 (frv_expand_mclracc_builtin): Ditto.
19854 (frv_expand_mrdacc_builtin): Ditto.
19855 (frv_expand_mwtacc_builtin): Ditto.
19856 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19859 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19861 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19862 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19864 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19865 point instructions.
19866 * configure: Regenerate.
19867 * config.in: Regenerate.
19868 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19869 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19870 masks to power6 and power6x and to POWERPC_MASKS.
19871 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19873 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19874 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19875 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19876 Access PROTOTYPE as variable, not mask.
19878 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19880 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19881 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19882 * combine.c (adjust_for_new_dest): Use it.
19883 * postreload.c (reload_combine): Likewise.
19885 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19887 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19888 notes on an insn with multiple sets, even if single_set returns
19889 non-NULL for that insn.
19891 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19893 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19894 scalbn and scalbln.
19896 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19898 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19899 if user didn't pass it.
19900 * config/i386/darwin.h (CC1_SPEC): Likewise.
19901 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19902 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19903 -mmacosx-version-min.
19905 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19906 Uros Bizjak <ubizjak@gmail.com>
19908 * optabs.h (enum optab_index): Add new OTI_scalb.
19909 (scalb_optab): Define corresponding macro.
19910 * optabs.c (init_optabs): Initialize scalb_optab.
19911 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19913 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19914 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19915 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19916 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19917 flag_unsafe_math_optimizations is set.
19919 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19920 to implement scalbf, scalb and scalbl built-ins as inline x87
19923 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19924 DJ Delorie <dj@redhat.com>
19927 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19928 (diagnostic_report_diagnostic): ... here, and turn them into real
19929 errors. If warnings are inhibited, no need to do anything.
19931 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19933 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19934 better code generation.
19936 2007-02-20 Ben Elliston <bje@au.ibm.com>
19938 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19940 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19942 * config/alpha/alpha.c, config/alpha/alpha.md,
19943 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19944 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19945 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19946 config/arm/lib1funcs.asm: Follow spelling conventions.
19948 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19949 config/fr30/fr30.md, config/i386/i386.h,
19950 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19951 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19952 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19953 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19954 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19955 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19956 config/sparc/sparc.c, config/sparc/sparc.h,
19957 config/sparc/sparc.md, config/spu/constraints.md,
19958 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19961 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19964 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19967 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19969 * doc/invoke.texi (-ftree-lrs): Remove.
19971 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19973 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19976 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19978 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19979 new CALL_EXPR_FN macro for retrieving the function
19980 declaration of the input expression.
19982 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19984 * c.opt (Waddress): New.
19985 * common.opt (Walways-true): Delete.
19986 (Wstring-literal-comparison): Delete.
19987 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19988 -Wstring-literal-comparison. Add -Waddress.
19990 (Walways-true): Delete.
19991 (Wstring-literal-comparison): Delete.
19992 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19993 consistently instead of -Walways-true in example.
19994 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19995 * c-typeck.c (parser_build_binary_op): Replace
19996 -Wstring-literal-comparison and -Walways-true with -Waddress.
19997 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20000 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20002 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20003 without DECL_STRUCT_FUNCTION initialized.
20005 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20007 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20008 due to calls to functions taking pointers as parameters.
20010 2007-02-19 Richard Henderson <rth@redhat.com>
20013 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20016 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20018 * config/s390/s390.c (s390_call_saved_register_used,
20019 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20020 accessed to the new scheme.
20022 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20024 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20025 (cris_print_index, cris_print_operand, cris_print_operand_address)
20026 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20027 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20028 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20029 GET_CODE () == xxx.
20030 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20031 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20032 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20033 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20034 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20035 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20036 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20037 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20038 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20039 (uminsi3, call, call_value): Ditto.
20040 (define_split: indir_to_reg_split, unnamed): Ditto.
20042 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20044 PR tree-optimization/30975
20045 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20048 2007-02-18 Eric Christopher <echristo@gmail.com>
20050 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20051 Remove use of arglist.
20052 (mips_expand_builtin): Remove use of arglist, pass in expr.
20053 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20054 (mips_expand_builtin_movtf): Ditto.
20055 (mips_expand_builtin_compare): Ditto.
20057 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20059 * tree-sra.c (sra_build_assignment): Replace assertion
20060 checking with a comment explaining why it can't be done.
20062 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20064 PR middle-end/30833
20065 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20066 during CALL_EXPR representation conversion.
20067 * tree-ssa-propagate.c (set_rhs): Likewise.
20069 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20071 * tree-sra.c (sra_build_assignment): Disable assertion checking
20074 2007-02-18 Roger Sayle <roger@eyesopen.com>
20076 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20077 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20078 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20080 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20081 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20082 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20083 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20084 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20085 force_gimple_operand): Likewise.
20086 * ipa-cp.c (constant_val_insert): Likewise.
20087 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20088 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20089 perfect_nestify): Likewise.
20090 * langhooks.c (lhd_omp_assignment): Likewise.
20091 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20092 lower_copyprivate_clauses, lower_send_clauses,
20093 lower_send_shared_vars, expand_parallel_call,
20094 expand_omp_for_generic, expand_omp_for_static_nochunk,
20095 expand_omp_for_static_chunk, expand_omp_sections,
20096 lower_omp_single_copy, lower_omp_for_lastprivate,
20097 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20098 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20099 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20102 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20104 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20105 config/sh/sh.md: Follow spelling conventions.
20107 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20108 config/frv/predicates.md: Follow spelling conventions.
20110 * config/m68k/linux-unwind.h: Fix a comment typo.
20111 * target.h: Follow spelling conventions.
20113 2007-02-18 Roger Sayle <roger@eyesopen.com>
20115 PR rtl-optimization/28173
20116 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20117 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20118 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20119 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20120 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20122 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20124 * builtins.c (fold_builtin_load_exponent): New.
20125 (fold_builtin_2): Use it.
20127 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20129 PR rtl-optimization/30773
20130 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20131 if we fail to attach a REG_EQUIV note.
20133 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20134 Roger Sayle <roger@eyesopen.com>
20136 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20138 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20140 * calls.c (initialize_argument_information): Pass original EXP
20141 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20142 code to split complex arguments here, as part of initializing the
20144 (expand_call): Remove code that builds a list of arguments and
20145 inserts implicit arguments into it. Instead, just count how many
20146 implicit arguments there will be so we can determine the size of
20147 the ARGS array, and let initialize_argument_information do the work.
20148 (split_complex_values): Delete unused function.
20150 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20152 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20154 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20156 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20157 for arg pointer based indexed addressing.
20159 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20161 * config/ia64/ia64.h, config/ia64/ia64.md,
20162 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20163 spelling conventions.
20165 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20167 * config/m68k/m68k.c (split_di): New.
20168 * config/m68k/m68k-protos.h: Declare split_di.
20169 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20170 Improve predicate handling and split constant shifts.
20172 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20174 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20175 parameter for register bitfield operations, general predicates
20178 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20180 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20181 * config/m68k/linux-unwind.h: New file.
20183 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20185 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20186 config/i386/athlon.md, config/ia64/ia64.md,
20187 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20188 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20189 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20190 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20191 tree-vect-transform.c: Fix comment typos.
20193 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20195 * sched-deps.c (find_insn_list): Remove.
20196 * sched-int.h: Remove the prototype for find_insn_list.
20198 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20200 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20202 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20203 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20204 darwin_rs6000_override_options.
20205 (C_COMMON_OVERRIDE_OPTIONS): Expect
20206 darwin_macosx_version_min to be non-NULL always.
20207 (TARGET_C99_FUNCTIONS): Likewise.
20208 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20209 (DARWIN_MINVERSION_SPEC): New.
20210 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20211 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20213 (DARWIN_MINVERSION_SPEC): New.
20214 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20216 * config/darwin-c.c (darwin_cpp_builtins): Expect
20217 darwin_macosx_version_min to be non-NULL always.
20219 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20221 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20223 * config/i386/i386.h (x86_use_xchgb): New.
20224 (TARGET_USE_XCHGB): New macro.
20225 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20226 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20227 Split after reload into bswaphi for shifts of 8.
20228 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20229 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20230 or when optimizing for size.
20232 2007-02-16 Richard Guenther <rguenther@suse.de>
20233 Christian Bruel <christian.bruel@st.com>
20235 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20236 DECLs but prefer SSA_NAMEs over DECLs.
20238 2007-02-16 Richard Guenther <rguenther@suse.de>
20240 * tree-flow-inline.h (single_imm_use_p): Remove.
20241 (zero_imm_uses_p): Likewise.
20242 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20243 instead of single_imm_use_p.
20244 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20247 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20250 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20251 nested double- and backquotes.
20253 2007-02-15 Roger Sayle <roger@eyesopen.com>
20255 PR middle-end/30391
20256 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20257 should be unreachable.
20258 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20259 For the time being redirect GIMPLE_MODIFY_STMT to the new
20260 (renamed) build_gimple_modify_stmt_stat.
20261 (build2_gimple_stat): Rename to...
20262 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20263 Always build a GIMPLE_MODIFY_STMT node.
20264 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20265 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20268 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20269 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20270 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20271 expand_complex_div_wide): Likewise.
20272 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20273 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20274 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20275 * tree-ssa-loop-manip.c (create_iv): Likewise.
20276 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20277 abs_replacement): Likewise.
20278 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20279 realify_fake_stores): Likewise.
20281 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20282 node rather than a GIMPLE_MODIFY_STMT node.
20283 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20284 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20286 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20287 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20288 GIMPLE_MODIFY_STMT.
20290 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20292 PR middle-end/30433
20293 * fold-const.c (fold_comparison): Add back the
20294 folding of constant complex comparisions.
20296 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20298 PR middle-end/30729
20299 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20300 effects unknown to this function, return early.
20302 2007-02-15 Ian Lance Taylor <iant@google.com>
20304 * lower-subreg.c (move_eh_region_note): New static function.
20305 (resolve_simple_move): Call it.
20306 (decompose_multiword_subregs): Track blocks for which we resolve a
20307 simple move which is also a control flow insn. Pass them to
20308 find_many_sub_basic_blocks.
20309 (pass_lower_subreg): Add TODO_verify_flow.
20310 (pass_lower_subreg2): Likewise.
20312 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20313 Brooks Moses <brooks.moses@codesourcery.com>
20314 Lee Millward <lee.millward@codesourcery.com>
20316 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20317 (VL_EXP_CLASS_P): New.
20318 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20320 (TREE_OPERAND_CHECK_CODE): Likewise.
20321 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20322 (TREE_RTL_OPERAND_CHECK): Likewise.
20323 (tree_operand_check_failed): Make second parameter the whole tree
20324 instead of its code. Fixed callers.
20325 (VL_EXP_CHECK): New.
20326 (TREE_OPERAND_LENGTH): New.
20327 (VL_EXP_OPERAND_LENGTH): New.
20328 (CALL_EXPR_FN): New.
20329 (CALL_EXPR_STATIC_CHAIN): New.
20330 (CALL_EXPR_ARGS): New.
20331 (CALL_EXPR_ARG): New.
20332 (call_expr_nargs): New.
20333 (CALL_EXPR_ARGP): New.
20334 (build_nt_call_list): Declare.
20335 (build_vl_exp_stat): Declare.
20336 (build_vl_exp): New.
20337 (build_call_list): Declare.
20338 (build_call_nary): Declare.
20339 (build_call_valist): Declare.
20340 (build_call_array): Declare.
20341 (call_expr_arg): Declare.
20342 (call_expr_argp): Declare.
20343 (call_expr_arglist): Declare.
20344 (fold_build_call_list): Declare.
20345 (fold_build_call_list_initializer): Declare.
20346 (fold_call_expr): Declare to replace fold_builtin.
20347 (fold_builtin_fputs): Update to agree with modified definition.
20348 (fold_builtin_strcpy): Likewise.
20349 (fold_builtin_strncpy): Likewise.
20350 (fold_builtin_memory_chk): Likewise.
20351 (fold_builtin_stxcpy_chk): Likewise.
20352 (fold_builtin_strncpy_chk): Likewise.
20353 (fold_builtin_next_arg): Likewise.
20354 (fold_build_call_expr): Declare.
20355 (fold_builtin_call_list): Declare.
20356 (fold_builtin_call_valist): Declare.
20357 (build_call_expr): Declare.
20358 (validate_arglist): Update to agree with modified definition.
20359 (tree_operand_length): New.
20360 (call_expr_arg_iterator): New.
20361 (init_call_expr_arg_iterator): New.
20362 (next_call_expr_arg): New.
20363 (first_call_expr_arg): New.
20364 (more_call_expr_args_p): New.
20365 (FOR_EACH_CALL_EXPR_ARG): New.
20367 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20368 and tcc_gimple_stmt.
20369 (tree_code_size): Update documentation. Use sizeof (tree) rather
20370 than sizeof (char *).
20371 (tree_size): Likewise. Add case for tcc_vl_exp.
20372 (tree_node_structure): Add case for tcc_vl_exp.
20373 (contains_placeholder_p): Likewise.
20374 (substitute_in_expr): Likewise.
20375 (substitute_placeholder_in_expr): Likewise.
20376 (stabilize_reference_1): Likewise.
20377 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20378 to diagnose breakage of this interface for constructing CALL_EXPRs.
20379 (build_nt): Add similar assertion here.
20380 (build_nt_call_list): New.
20381 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20382 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20384 (get_callee_fndecl): Use new CALL_EXPR accessors.
20385 (tree_operand_check_failed): Change parameters to pass entire node
20386 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20387 (process_call_operands): New.
20388 (build_vl_exp_stat): New.
20389 (build_call_list): New.
20390 (build_call_nary): New.
20391 (build_call_valist): New.
20392 (build_call_array): New.
20393 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20394 (call_expr_arglist): New.
20396 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20397 tcc_vl_exp instead of a fixed-size tcc_expression.
20399 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20400 accessors for CALL_EXPRs.
20401 (AGGR_INIT_EXPR): Likewise.
20403 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20404 Brooks Moses <brooks.moses@codesourcery.com>
20405 Lee Millward <lee.millward@codesourcery.com>
20407 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20408 (expand_builtin_nonlocal_goto): Change parameter to be entire
20409 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20410 (expand_builtin_prefetch): Likewise.
20411 (expand_builtin_classify_type): Likewise.
20412 (mathfn_built_in): Return NULL_TREE instead of 0.
20413 (expand_errno_check): Use new CALL_EXPR accessors.
20414 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20415 Return NULL_RTX instead of 0.
20416 (expand_builtin_mathfn_2): Likewise.
20417 (expand_builtin_mathfn_3): Likewise.
20418 (expand_builtin_interclass_mathfn): Likewise.
20419 (expand_builtin_sincos): Likewise.
20420 (expand_builtin_cexpi): Likewise.
20421 (expand_builtin_int_roundingfn): Likewise.
20422 (expand_builtin_int_roundingfn_2): Likewise.
20423 (expand_builtin_pow): Likewise.
20424 (expand_builtin_powi): Likewise.
20425 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20426 of arglist, fixing callers appropriately. Use new CALL_EXPR
20427 accessors and constructors. Return NULL_RTX instead of 0.
20428 (expand_builtin_strstr): Likewise.
20429 (expand_builtin_strchr): Likewise.
20430 (expand_builtin_strrchr): Likewise.
20431 (expand_builtin_strpbrk): Likewise.
20432 (expand_builtin_memcpy): Likewise.
20433 (expand_builtin_mempcpy): Likewise.
20434 (expand_builtin_mempcpy_args): New.
20435 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20436 (expand_builtin_memmove_args): New.
20437 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20438 (expand_movstr): Likewise.
20439 (expand_builtin_strcpy): Likewise.
20440 (expand_builtin_strcpy_args): New.
20441 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20442 (expand_builtin_strncpy): Likewise.
20443 (expand_builtin_memset): Likewise.
20444 (expand_builtin_memset_args): New.
20445 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20446 (expand_builtin_memcmp): Likewise.
20447 (expand_builtin_strcmp): Likewise.
20448 (expand_builtin_strncmp): Likewise.
20449 (expand_builtin_strcat): Likewise.
20450 (expand_builtin_strncat): Likewise.
20451 (expand_builtin_strspn): Likewise.
20452 (expand_builtin_strcspn): Likewise.
20453 (expand_builtin_args_info): Likewise.
20454 (expand_builtin_va_start): Likewise.
20455 (gimplify_va_arg_expr): Likewise.
20456 (expand_builtin_va_end): Likewise.
20457 (expand_builtin_va_copy): Likewise.
20458 (expand_builtin_frame_address): Likewise.
20459 (expand_builtin_alloca): Likewise.
20460 (expand_builtin_bswap): Likewise.
20461 (expand_builtin_unop): Likewise.
20462 (expand_builtin_fputs): Likewise.
20463 (expand_builtin_expect): Likewise.
20464 (expand_builtin_fabs): Likewise.
20465 (expand_builtin_copysign): Likewise.
20466 (expand_builtin_printf): Likewise.
20467 (expand_builtin_fprintf): Likewise.
20468 (expand_builtin_sprintf): Likewise.
20469 (expand_builtin_init_trampoline): Likewise.
20470 (expand_builtin_signbit): Likewise.
20471 (expand_builtin_fork_or_exec): Likewise.
20472 (expand_builtin_sync_operation): Likewise.
20473 (expand_builtin_compare_and_swap): Likewise.
20474 (expand_builtin_lock_test_and_set): Likewise.
20475 (expand_builtin_lock_release): Likewise.
20476 (expand_builtin): Likewise.
20477 (builtin_mathfn_code): Likewise.
20479 (fold_builtin_constant_p): Pass call arguments individually instead
20480 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20481 accessors and constructors. Return NULL_TREE instead of 0.
20482 (fold_builtin_expect): Likewise.
20483 (fold_builtin_classify_type): Likewise.
20484 (fold_builtin_strlen): Likewise.
20485 (fold_builtin_nan): Likewise.
20486 (integer_valued_real_p): Likewise.
20487 (fold_trunc_transparent_mathfn): Likewise.
20488 (fold_fixed_mathfn): Likewise.
20489 (fold_builtin_cabs): Likewise.
20490 (fold_builtin_sqrt): Likewise.
20491 (fold_builtin_cbrt): Likewise.
20492 (fold_builtin_cos): Likewise.
20493 (fold_builtin_cosh): Likewise.
20494 (fold_builtin_tan): Likewise.
20495 (fold_builtin_sincos): Likewise.
20496 (fold_builtin_cexp): Likewise.
20497 (fold_builtin_trunc): Likewise.
20498 (fold_builtin_floor): Likewise.
20499 (fold_builtin_ceil): Likewise.
20500 (fold_builtin_round): Likewise.
20501 (fold_builtin_int_roundingfn): Likewise.
20502 (fold_builtin_bitop): Likewise.
20503 (fold_builtin_bswap): Likewise.
20504 (fold_builtin_logarithm): Likewise.
20505 (fold_builtin_hypot): Likewise.
20506 (fold_builtin_pow): Likewise.
20507 (fold_builtin_powi): Likewise.
20508 (fold_builtin_exponent): Likewise.
20509 (fold_builtin_memset): Likewise.
20510 (fold_builtin_bzero): Likewise.
20511 (fold_builtin_memory_op): Likewise.
20512 (fold_builtin_bcopy): Deleted; call site changed to invoke
20513 fold_builtin_memory_op directly.
20514 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20515 (fold_builtin_strncpy): Likewise.
20516 (fold_builtin_memcmp): Likewise.
20517 (fold_builtin_strcmp): Likewise.
20518 (fold_builtin_strncmp): Likewise.
20519 (fold_builtin_signbit): Likewise.
20520 (fold_builtin_copysign): Likewise.
20521 (fold_builtin_isascii): Likewise.
20522 (fold_builtin_toascii): Likewise.
20523 (fold_builtin_isdigit): Likewise.
20524 (fold_builtin_fabs): Likewise.
20525 (fold_builtin_abs): Likewise.
20526 (fold_builtin_fmin_fmax): Likewise.
20527 (fold_builtin_carg): Likewise.
20528 (fold_builtin_classify): Likewise.
20529 (fold_builtin_unordered_cmp): Likewise.
20531 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20532 New functions split out from fold_builtin_1.
20533 (fold_builtin_n): New.
20534 (fold_builtin_varargs): New.
20535 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20537 (fold_call_expr): New.
20538 (build_function_call_expr): Rewrite to use new helper function.
20539 (fold_builtin_call_list): New.
20540 (build_call_expr): New.
20541 (fold_builtin_call_valist): New.
20542 (rewrite_call_expr): New.
20543 (validate_arg): New.
20544 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20545 of an arglist. Change return type to bool. Use new CALL_EXPR
20548 (fold_builtin_strstr): Pass call arguments individually instead
20549 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20550 accessors and constructors. Return NULL_TREE instead of 0.
20551 (fold_builtin_strchr): Likewise.
20552 (fold_builtin_strrchr): Likewise.
20553 (fold_builtin_strpbrk): Likewise.
20554 (fold_builtin_strcat): Likewise.
20555 (fold_builtin_strncat): Likewise.
20556 (fold_builtin_strspn): Likewise.
20557 (fold_builtin_strcspn): Likewise.
20558 (fold_builtin_fputs): Likewise.
20559 (fold_builtin_next_arg): Likewise.
20560 (fold_builtin_sprintf): Likewise.
20562 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20563 NULL_RTX instead of 0.
20564 (expand_builtin_memory_chk): Likewise.
20565 (maybe_emit_chk_warning): Likewise.
20566 (maybe_emit_sprintf_chk_warning): Likewise.
20568 (fold_builtin_object_size): Pass call arguments individually instead
20569 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20570 accessors and constructors. Return NULL_TREE instead of 0.
20571 (fold_builtin_memory_chk): Likewise.
20572 (fold_builtin_stxcpy_chk): Likewise.
20573 (fold_builtin_strncpy_chk): Likewise.
20574 (fold_builtin_strcat_chk): Likewise.
20575 (fold_builtin_strcat_chk): Likewise.
20576 (fold_builtin_strncat_chk): Likewise.
20577 (fold_builtin_sprintf_chk): Likewise.
20578 (fold_builtin_snprintf_chk): Likewise.
20579 (fold_builtin_printf): Likewise.
20580 (fold_builtin_vprintf): Likewise.
20582 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20584 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20585 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20586 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20587 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20588 (fold_unary): Likewise.
20589 (fold_binary): Likewise.
20590 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20591 ternary expressions.
20592 (fold): Add logic for tcc_vl_exp.
20593 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20594 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20595 (fold_build3_stat): Add assertion to flag broken interface for
20596 constructing CALL_EXPRs.
20597 (fold_build_call_list): New.
20598 (fold_build_call_list_initializer): New.
20599 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20601 (fold_strip_sign_ops): Likewise.
20603 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20604 Brooks Moses <brooks.moses@codesourcery.com>
20605 Lee Millward <lee.millward@codesourcery.com>
20607 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20608 accessors and dump arguments explicitly.
20610 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20612 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20614 (print_call_name): Use new CALL_EXPR accessors.
20616 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20617 CALL_EXPR arguments explicitly instead of as a list. Use
20618 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20620 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20621 (vrp_visit_stmt): Likewise.
20623 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20624 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20626 (force_move_till_expr): Likewise.
20628 * targhooks.c (default_external_stack_protect_fail): Use
20629 build_call_expr instead of build_function_call_expr.
20630 (default_hidden_stack_protect_fail): Likewise.
20632 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20635 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20636 and walk arguments explicitly.
20638 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20639 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20640 (expand_simple_operations): Likewise.
20641 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20643 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20644 of TREE_CODE_LENGTH.
20645 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20647 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20648 instead of TREE_CODE_LENGTH.
20650 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20651 (tree_ic_transform): Likewise.
20652 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20653 parameter instead of arglist. Fix callers.
20654 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20655 (tree_stringops_transform): Likewise.
20656 (tree_indirect_call_to_profile): Likewise.
20657 (tree_stringops_values_to_profile): Likewise.
20659 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20660 (eliminate_tail_call): Likewise.
20662 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20664 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20665 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20667 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20669 * omp-low.c (build_omp_barrier): Use build_call_expr.
20670 (lower_rec_input_clauses): Likewise.
20671 (lower_reduction_clauses): Likewise.
20672 (expand_parallel_call): Likewise.
20673 (maybe_catch_exception): Likewise.
20674 (expand_omp_for_generic): Likewise.
20675 (expand_omp_for_static_nochunk): Likewise.
20676 (expand_omp_sections): Likewise.
20677 (lower_omp_single_simple): Likewise.
20678 (lower_omp_single_copy): Likewise.
20679 (lower_omp_master): Likewise.
20680 (lower_omp_ordered): Likewise.
20681 (lower_omp_critical): Likewise.
20683 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20684 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20686 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20687 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20688 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20690 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20691 and generalize to handle any number of operands.
20692 (chrec_contains_undetermined): Likewise.
20693 (tree_contains_chrecs): Likewise.
20694 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20696 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20698 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20699 fold_call_expr instead of fold_builtin.
20700 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20701 match declarations there.
20702 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20705 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20706 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20708 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20709 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20711 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20714 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20715 (execute_cse_sincos): Use new CALL_EXPR accessors.
20717 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20719 * gimple-low.c (lower_function_body): Use build_call_expr.
20720 (lower_builtin_setjmp): Likewise.
20722 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20723 (set_storage_via_libcall): Likewise.
20724 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20725 instead of TREE_CODE_LENGTH.
20726 (expand_expr_real_1): Use new CALL_EXPR accessors.
20728 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20729 generalize to handle any number of operands.
20730 (TB_parent_eq): Likewise.
20732 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20733 (strip_builtin_expect): Likewise.
20735 * function.c (gimplify_parameters): Use build_call_expr.
20737 * tree-vectorizer.c (vect_is_simple_reduction): Use
20738 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20740 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20741 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20743 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20746 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20747 (gimplify_decl_expr): Likewise.
20748 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20749 Use new CALL_EXPR iterators.
20750 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20751 (gimplify_modify_expr_to_memset): Likewise.
20752 (gimplify_variable_sized_compare): Likewise.
20753 (gimplify_omp_atomic_fetch_op): Likewise.
20754 (gimplify_omp_atomic_pipeline): Likewise.
20755 (gimplify_omp_atomic_mutex): Likewise.
20756 (gimplify_function_tree): Likewise.
20758 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20759 (call_expr_flags): Likewise.
20760 (expand_call): Likewise.
20762 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20763 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20766 * coverage.c (create_coverage): Use build_call_expr.
20768 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20769 (temp_call_expr_obstack): New.
20770 (pool_copy_list): Delete.
20771 (temp_copy_call_expr): New.
20772 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20773 CALL_EXPR accessors. Get rid of special goo for copying argument
20774 lists and use temp_copy_call_expr instead.
20775 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20776 CALL_EXPR accessors.
20777 (create_expression_by_pieces): Likewise. Use build_call_array
20778 to construct the result instead of fold_build3.
20779 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20780 dealing with argument lists.
20781 (init_pre): Remove references to expression_node_pool and
20782 list_node_pool. Init temp_call_expr_obstack instead.
20783 (fini_pre): Remove references to expression_node_pool and
20786 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20787 and walk arguments explicitly instead of as a list.
20789 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20790 (mx_register_decls): Likewise.
20791 (mudflap_register_call): Likewise.
20792 (mudflap_finish_file): Likewise.
20794 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20795 (ipa_callsite_compute_param): Likewise.
20797 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20798 accessors and constructor.
20800 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20801 accessors and constructor.
20802 (convert_tramp_reference): Likewise.
20803 (convert_call_expr): Likewise.
20804 (finalize_nesting_tree_1): Likewise.
20806 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20809 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20811 * tree-inline.c (initialize_inlined_parameters): Pass entire
20812 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20814 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20815 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20817 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20818 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20819 (vectorizable_reduction): Likewise.
20820 (vectorizable_call): Use new CALL_EXPR iterators.
20821 (vectorizable_conversion): Use build_call_expr.
20822 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20823 (vect_gen_widened_results_half): Use build_call_expr.
20824 (vect_setup_realignment): Likewise.
20825 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20827 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20828 (pass_through_call): Likewise.
20829 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20832 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20833 (tree_gen_pow2_profiler): Likewise.
20834 (tree_gen_one_value_profiler): Likewise.
20835 (tree_gen_ic_func_profiler): Likewise.
20836 (tree_gen_average_profiler): Likewise.
20837 (tree_gen_ior_profiler): Likewise.
20839 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20840 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20841 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20843 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20844 of TREE_CODE_LENGTH.
20846 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20847 of TREE_CODE_LENGTH.
20849 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20851 (convert_to_integer): Likewise.
20853 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20856 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20857 Brooks Moses <brooks.moses@codesourcery.com>
20858 Lee Millward <lee.millward@codesourcery.com>
20860 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20862 * config/frv/frv.c (frv_expand_builtin): Likewise.
20863 * config/s390/s390.c (s390_expand_builtin): Likewise.
20865 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20866 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20868 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20869 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20870 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20871 (ix86_expand_store_builtin): Likewise.
20872 (ix86_expand_unop_builtin): Likewise.
20873 (ix86_expand_unop1_builtin): Likewise.
20874 (ix86_expand_sse_compare): Likewise.
20875 (ix86_expand_sse_comi): Likewise.
20876 (ix86_expand_vec_init_builtin): Likewise.
20877 (ix86_expand_vec_ext_builtin): Likewise.
20878 (ix86_expand_vec_set_builtin): Likewise.
20879 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20881 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20882 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20884 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20885 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20886 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20888 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20890 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20891 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20892 arglist. Use new CALL_EXPR accessors. Fix callers.
20893 (altivec_expand_abs_builtin): Likewise.
20894 (rs6000_expand_binop_builtin): Likewise.
20895 (altivec_expand_predicate_builtin): Likewise.
20896 (altivec_expand_lv_builtin): Likewise.
20897 (spe_expand_stv_builtin): Likewise.
20898 (altivec_expand_stv_builtin): Likewise.
20899 (rs6000_expand_ternop_builtin): Likewise.
20900 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20901 (altivec_expand_st_builtin): Likewise.
20902 (altivec_expand_dst_builtin): Likewise.
20903 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20904 arglist. Use new CALL_EXPR accessors. Fix callers.
20905 (altivec_expand_vec_set_builtin): Likewise.
20906 (altivec_expand_vec_ext_builtin): Likewise.
20907 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20908 (spe_expand_builtin): Likewise.
20909 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20910 arglist. Use new CALL_EXPR accessors. Fix callers.
20911 (spe_expand_evsel_builtin): Likewise.
20912 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20913 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20915 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20916 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20917 (arm_expand_unop_builtin): Likewise.
20918 (arm_expand_builtin): Use new CALL_EXPR accessors.
20920 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20923 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20924 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20926 (bfin_expand_unop_builtin): Likewise.
20927 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20929 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20930 Brooks Moses <brooks.moses@codesourcery.com>
20931 Lee Millward <lee.millward@codesourcery.com>
20933 * c-semantics.c (build_stmt): Add internal diagnostic check.
20935 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20936 accessors. Print arguments explicitly instead of as a list.
20938 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20940 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20941 (c_finish_omp_flish): Likewise.
20943 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20944 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20945 instead of TREE_CODE_LENGTH.
20946 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20947 (c_warn_unused_result): Likewise.
20949 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20952 * doc/invoke.texi (Warning Options): Remove
20953 -Werror-implicit-function-declaration.
20954 (Wimplicit-function-declaration): Update description.
20955 * opts.c (common_handle_option): Move handling of -Werror=* to...
20956 (enable_warning_as_error): ...here.
20957 * opts.h (enable_warning_as_error): Declare.
20958 * c-decl.c (implicit_decl_warning): Unless
20959 -Wno-implicit-function-declaration is given, emit a pedwarn if
20960 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20961 * c.opt (Wimplicit-function-declaration): Replace
20962 mesg_implicit_function_declaration with
20963 warn_implicit_function_declaration.
20964 * c-opts.c (c_common_handle_option):
20965 -Werror-implicit-function-declaration is exactly equal as
20966 -Werror=implicit-function-declaration.
20967 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20968 warn_implicit_function_declaration.
20969 (c_common_post_options): -Wimplict-function-declaration is enabled
20970 by default by -std=c99, otherwise is disabled by default.
20971 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20973 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20975 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20976 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20977 former is ignored but not the latter.
20979 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20981 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20982 is made and the reference doesn't use the alias set of its type,
20983 do not create the temporary using that type.
20985 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20987 * jump.c: Remove prototypes for delete_computation and
20988 delete_prior_computation.
20990 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20992 * jump.c (get_label_after): Delete.
20993 (get_label_before, delete_computation, delete_jump,
20994 delete_prior_computation, follow_jumps): Move...
20995 * reorg.c (delete_computation, delete_prior_computation): ... here...
20996 (get_label_before, delete_jump): ... making these static ...
20997 (follow_jumps): ... and simplifying this since it only runs after
20999 * rtl.h (get_label_after, get_label_before, delete_jump,
21000 follow_jumps): Delete prototypes.
21002 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21004 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21006 2007-02-15 Nick Clifton <nickc@redhat.com>
21008 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21009 order to prevent it from being munged by the target.
21011 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21013 * config/i386/i386.md: Remove misleading comment.
21015 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21017 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21018 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21021 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21023 * tree-sra.c (instantiate_missing_elements): Canonicalize
21025 (sra_build_assignment): New.
21026 (generate_copy_inout, generate_element_copy,
21027 generate_element_zero, generate_one_element_init): Use it.
21029 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21031 * tree-sra.c (instantiate_missing_elements): Canonicalize
21033 (sra_build_assignment): New.
21034 (generate_copy_inout, generate_element_copy,
21035 generate_element_zero, generate_one_element_init): Use it.
21037 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21039 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21042 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21044 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21045 types as aggregates not scalars.
21046 * function.c (assign_stack_temp_for_type): Likewise.
21048 2007-02-14 Roger Sayle <roger@eyesopen.com>
21049 Zdenek Dvorak <dvorakz@suse.cz>
21051 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21054 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21056 * passes.c (next_pass_1): Clear the next field of the copied
21059 2007-02-14 Richard Henderson <rth@redhat.com>
21061 * tree-sra.c (early_sra): New.
21062 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21063 (tree_sra_early, pass_sra_early): New.
21064 * tree-pass.h (pass_sra_early): Declare.
21065 * passes.c (init_optimization_passes): Use it.
21067 2007-02-14 Richard Guenther <rguenther@suse.de>
21069 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21071 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21073 PR tree-optimization/30771
21074 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21076 (vect_analyze_operations): Induction phis can now be marked as
21078 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21079 Update documentation accordingly.
21081 2007-02-14 Nick Clifton <nickc@redhat.com>
21083 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21084 most 3 arguments are supported.
21085 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21087 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21089 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21090 Ensure dst->current is valid.
21092 2007-02-13 Paul Brook <paul@codesourcery.com>
21094 * config.gcc: Add arm*-*-uclinux-*eabi.
21095 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21096 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21097 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21098 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21099 (LINK_SPEC): Define.
21100 (LIB_SPEC): Define.
21101 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21103 * config/arm/uclinux-eabi.h: New file.
21104 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21105 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21108 2007-02-13 Ian Lance Taylor <iant@google.com>
21110 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21111 * flags.h (warn_strict_overflow): Declare.
21112 (enum warn_strict_overflow_code): Define.
21113 (issue_strict_overflow_warning): New static inline function.
21114 * opts.c (warn_strict_overflow): New variable.
21115 (common_handle_option): Handle OPT_Wstrict_overflow and
21116 OPT_Wstrict_overflow_.
21117 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21119 * fold-const.c: Include intl.h.
21120 (fold_deferring_overflow_warnings): New static variable.
21121 (fold_deferred_overflow_warning): New static variable.
21122 (fold_deferred_overflow_code): New static variable.
21123 (fold_defer_overflow_warnings): New function.
21124 (fold_undefer_overflow_warnings): New function.
21125 (fold_undefer_and_ignore_overflow_warnings): New function.
21126 (fold_deferring_overflow_warnings_p): New function.
21127 (fold_overflow_warning): New static function.
21128 (make_range): Add strict_overflow_p parameter. Change all
21130 (extract_muldiv, extract_muldiv_1): Likewise.
21131 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21132 tree_expr_nonnegative_p.
21133 (fold_negate_expr): Call fold_overflow_warning.
21134 (fold_range_test): Likewise.
21135 (fold_comparison): Likewise.
21136 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21137 instead of tree_expr_nonnegative_p.
21138 (tree_expr_nonnegative_warnv_p): Rename from
21139 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21140 (tree_expr_nonnegative_p): New function.
21141 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21142 strict_overflow_p parameter.
21143 (tree_expr_nonzero_p): New function.
21144 * passes.c (verify_interpass_invariants): New static function.
21145 (execute_one_pass): Call it.
21146 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21148 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21149 (estimate_numbers_of_iterations): Likewise.
21150 (scev_probably_wraps_p): Likewise.
21151 * tree-ssa-ccp.c: Include "toplev.h".
21152 (evaluate_stmt): Defer fold overflow warnings until we know we are
21154 (struct fold_stmt_r_data): Add stmt field.
21155 (fold_stmt_r): Defer fold overflow warnings until we know we
21157 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21158 (fold_stmt_inplace): Likewise.
21159 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21160 (cleanup_control_expr_graph): Defer fold overflow warnings until
21161 we know we are going to optimize.
21162 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21163 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21165 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21166 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21167 * tree-ssa-loop-manip.c (create_iv): Likewise.
21168 * c-typeck.c (build_conditional_expr): Likewise.
21169 (build_binary_op): Likewise.
21170 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21171 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21172 (extract_range_from_unary_expr): Likewise.
21173 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21174 assuming that signed overflow does not occur.
21175 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21176 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21177 (fold_defer_overflow_warnings): Declare.
21178 (fold_undefer_overflow_warnings): Declare.
21179 (fold_undefer_and_ignore_overflow_warnings): Declare.
21180 (fold_deferring_overflow_warnings_p): Declare.
21181 (tree_expr_nonzero_warnv_p): Declare.
21182 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21183 of warning options.
21184 (Warning Options): Document -Wstrict-overflow.
21185 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21186 (tree-ssa-ccp.o): Likewise.
21187 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21188 (fold-const.o): Depend on intl.h.
21190 2007-02-13 Ian Lance Taylor <iant@google.com>
21192 PR middle-end/30751
21193 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21196 2007-02-13 Stuart Hastings <stuart@apple.com>
21198 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21200 2007-02-13 Richard Henderson <rth@redhat.com>
21202 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21203 handled_component_p before looking for the indirect_ref.
21205 2007-02-13 Richard Henderson <rth@redhat.com>
21207 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21208 remove flags clobber.
21209 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21210 (bswaphi_lowpart): New.
21211 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21212 remove TARGET_BSWAP test. Delete expander of the same name.
21214 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21215 (expand_unop): Use them.
21217 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21219 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21220 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21221 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21222 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21223 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21224 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21225 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21226 assembler dialect choice from asm templates.
21228 2007-02-12 Richard Henderson <rth@redhat.com>
21230 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21231 (fixuns_trunc<SSEMODEF>si2): Use it.
21232 * config/i386/sse.md (vec_setv4sf_0): Export.
21233 * config/i386/i386.c (ix86_build_const_vector): Export.
21234 (ix86_split_convert_uns_si_sse): Rename from
21235 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21236 * config/i386/i386-protos.h: Update.
21238 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21241 * c-typeck.c (c_finish_return): Improve warning message.
21243 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21245 * alias.c (find_symbolic_term): Delete unused function.
21247 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21249 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21250 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21251 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21253 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21255 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21256 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21257 the function, temporarily point the debug interface to the null one.
21259 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21261 * dwarf2out.c (round_up_to_align): New static function.
21262 (field_byte_offset): Use it to round the offset.
21264 2007-02-12 Richard Henderson <rth@redhat.com>
21266 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21267 (inswl_const): Export.
21269 2007-02-12 Richard Henderson <rth@redhat.com>
21271 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21272 result mode of the libcall, convert back to outmode.
21274 2007-02-12 Roger Sayle <roger@eyesopen.com>
21276 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21277 (bswapdi2): New define_expand to implement 32-bit implementation.
21279 2007-02-12 Nick Clifton <nickc@redhat.com>
21281 * doc/invoke.texi (Overall Options): Document --help=.
21282 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21283 (cc1_options): Pass --help= on to cc1.
21284 (display_help): Add description of --help=.
21285 (process_command): Add code to handle --help=. Allow translated
21286 --help and --target-help switches to be passed on to compiler
21288 (main): Remove unused if statement.
21289 * opts.c (columns): Remove.
21290 (LEFT_COLUMN): Define.
21291 (wrap_help): Add columns argument.
21292 (print_filtered_help): Change parameters to be an include bitmask,
21293 an exclude bitmask, an any bitmask and the column width. Move the
21294 code to display the params list here. Add code to display the
21295 status of options rather than their descriptions if the quiet flag
21297 (print_specific_help): Change parameters to be an include bitmask,
21298 an exclude bitmask and an any bitmask. Move code to look up the
21299 column width here. Decide upon the title for an options listing.
21300 (common_handle_options): Add code to handle --help=. Adapt code
21301 for --help and --target-help to use the revised form of the
21302 print_specific_help function.
21303 (print_help): Delete.
21304 (print_param_help): Delete.
21305 (print_switch): Delete.
21306 * opts.h (cl_lang_count): Add prototype.
21307 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21308 CL_MAX_OPTION_CLASS): New defines.
21309 * optc-gen.awk: Add construction of cl_lang_count.
21310 * c.opt: Add Warning attribute to warning options and Optimization
21311 attribute to optimization options.
21312 * common.opt: Likewise.
21314 Add -fhelp and -ftarget-help as aliases for the transformed --help
21315 and --target-help options.
21316 * opt-functions.awk: Add code to handle Warning and Optimization
21319 2007-02-12 Richard Henderson <rth@redhat.com>
21321 * config/alpha/constraints.md: New file.
21322 * config/alpha/alpha.c: Include tm-constrs.h.
21323 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21324 alpha_extra_constraint): Remove.
21325 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21326 * config/alpha/alpha-protos.h: Update.
21327 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21328 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21329 (EXTRA_CONSTRAINT): Remove.
21330 * config/alpha/alpha.md: Include constraints.md.
21331 (adddi splitter): Use satisfies_constraint_*.
21332 * config/alpha/predicates.md (add_operand): Likewise.
21333 (sext_add_operand, addition_operation): Likewise.
21335 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21337 PR tree-optimization/29145
21338 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21339 in our handling of restrict qualified pointers.
21341 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21344 * doc/invoke.texi (Wunused-value): Update description.
21345 (Wextra): Delete item.
21346 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21347 value of Wunused-value.
21348 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21349 (c_finish_stmt_expr): Don't check extra_warnings.
21350 (emit_side_effect_warnings): The caller is responsible to check
21353 2007-02-11 Roger Sayle <roger@eyesopen.com>
21354 Matt Thomas <matt@3am-software.com>
21356 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21358 2007-02-11 Roger Sayle <roger@eyesopen.com>
21360 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21361 comparisons of POPCOUNT against zero.
21362 (simplify_const_relational_operation): Likewise.
21364 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21366 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21368 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21370 * dwarf2out.c (root_type): Delete unused function.
21372 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21374 * genattrtab.c (contained_in_p): Delete unused function.
21375 (write_expr_attr_cache): Likewise.
21377 2007-02-11 Jan Hubicka <jh@suse.cz>
21379 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21382 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21384 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21385 to add the REG_EQ* note.
21386 * see.c (see_merge_one_use_extension): Likewise.
21387 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21388 turn REG_EQUAL notes into REG_EQUIV notes if the target
21389 register may have more than one set.
21390 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21391 * gcse.c (try_replace_reg): Likewise.
21392 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21393 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21394 more than one REG_EQUIV note.
21395 * reload1.c (gen_reload): Use set_unique_reg_note.
21397 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21399 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21400 (ix86_builtin_conversion): New function.
21402 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21405 * tree.h (DECL_REPLACEABLE_P): New macro.
21406 * except.c (set_nothrow_function_flags): Likewise.
21408 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21409 Ira Rosen <irar@il.ibm.com>
21410 Dorit Nuzman <dorit@il.ibm.com>
21412 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21413 * targhooks.c (default_builtin_vectorized_conversion): New.
21414 * targhooks.h (default_builtin_vectorized_function): New declaration.
21415 * target.h (struct vectorize): Add builtin_conversion field.
21416 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21417 stmt_vec_info_type value.
21418 (vectorizable_conversion): New declaration.
21419 * tree-vect-analyze.c (vect_analyze_operations): Add
21420 vectorizable_conversion call.
21421 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21422 * tree-vect-transform.c (vectorizable_conversion): New function.
21423 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21424 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21426 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21427 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21428 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21429 or ALTIVEC_BUILTIN_VCFSX.
21431 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21434 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21435 CONST_DOUBLE and operand 0 is a hard register.
21436 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21437 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21438 is a hard floating-point register.
21440 2007-02-10 Richard Henderson <rth@redhat.com>
21441 Jakub Jelinek <jakub@redhat.com>
21442 Alexandre Oliva <aoliva@redhat.com>
21444 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21445 * builtin-types.def (BT_WORD): Make unsigned.
21446 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21447 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21448 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21449 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21450 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21451 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21453 * expr.c (emutls_var_address): New.
21454 (expand_expr_real_1): Expand emulated tls.
21455 (expand_expr_addr_expr_1): Likewise.
21456 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21457 * output.h (emutls_finish): Declare.
21458 * toplev.c (compile_file): Call it.
21459 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21460 address before wrapping in CONST.
21461 * varasm.c (emutls_htab, emutls_object_type): New.
21462 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21463 (get_emutls_object_name, get_emutls_object_type): New.
21464 (get_emutls_init_templ_addr, emutls_decl): New.
21465 (emutls_common_1, emutls_finish): New.
21466 (assemble_variable): When emulating tls, swap decls; generate
21467 constructor for the emutls objects.
21468 (do_assemble_alias): When emulating tls, swap decl and target name.
21469 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21471 * varpool.c (decide_is_variable_needed): Look at force_output.
21472 Recurse for emulated tls.
21473 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21474 with decide_is_variable_needed.
21475 * emutls.c: New file.
21476 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21477 tls_object for real tls.
21479 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21481 PR rtl-optimization/29599
21482 * reload1.c (eliminate_regs_in_insn): Take the destination
21483 mode into account when computing the offset.
21485 2007-02-09 Stuart Hastings <stuart@apple.com>
21486 Richard Henderson <rth@redhat.com>
21488 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21489 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21490 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21491 fixuns_truncdfhi2): New.
21492 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21493 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21494 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21495 (floatunssidf2): Allow nonimmediate source.
21496 * config/i386/sse.md (movdi_to_sse): New.
21497 (vec_concatv2di): Drop '*'.
21498 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21499 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21500 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21502 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21503 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21504 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21505 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21506 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21507 ix86_build_const_vector.
21508 (x86_emit_floatuns): Rewrite.
21510 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21512 * genautomata.c (longest_path_length): Delete unused function.
21513 (struct state): Delete unused longest_path_length.
21514 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21515 (get_free_state): Delete unused.
21517 2007-02-09 Jan Hubicka <jh@suse.cz>
21519 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21520 * doc/invoke.texi (inline-unit-growth): Update default value.
21522 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21523 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21524 (rebuild_cgraph_edges): Likewise.
21525 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21526 (dump_cgraph_node): Dump frequencies.
21527 (cgraph_clone_edge): Add frequency scales.
21528 (cgraph_clone_node): Add freuqnecy.
21529 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21530 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21531 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21532 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21533 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21534 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21535 (save_inline_function_body): Likewise.
21536 * ipa-inline.c: inluce rtl.h
21537 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21538 (cgraph_edge_badness): Use frequencies.
21539 (cgraph_decide_recursive_inlining): Update clonning.
21540 (cgraph_decide_inlining_of_small_function): Dump frequency.
21541 * predict.c (estimate_bb_frequencies): Export.
21542 * predict.h (estimate_bb_frequencies): Declare.
21543 * tree-inline.c (copy_bb): Watch overflows.
21544 (expand_call_inline): Update call of cgraph_create_edge.
21545 (optimize_inline_calls): Use TODO flags to update frequnecies.
21546 * passes.h: Include predict.h
21547 (init_optimization_passes): Move profile ahead.
21548 (execute_function_todo): Handle TODO_rebuild_frequencies.
21550 2007-02-09 Roger Sayle <roger@eyesopen.com>
21552 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21553 the insbl or inswl pattern into a register.
21555 2007-02-09 Roger Sayle <roger@eyesopen.com>
21557 * config/ia64/ia64.md (bswapdi2): New define_insn.
21559 2007-02-09 Richard Henderson <rth@redhat.com>
21561 * config/i386/constraints.md (Ym): New constraint.
21562 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21563 (movdi_1_rex64): Split sse and xmm general register moves from
21564 memory move alternatives. Use conditional register constraints.
21565 (movsf_1, movdf_integer): Likewise.
21566 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21567 (movdf_integer_rex64): New.
21568 (pushsf_rex64): Fix output constraints.
21569 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21570 (sse2_stored): Likewise.
21571 (sse2_storeq_rex64): New.
21572 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21573 amd and not generic.
21574 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21575 for optimize_size. Remove SF/DFmode hack.
21577 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21579 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21582 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21583 Richard Sandiford <richard@codesourcery.com>
21585 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21586 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21587 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21588 m68k/t-mlib to tmake_file.
21589 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21590 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21591 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21592 Allow it to be cf or m68k. Set m68k_arch_family. If that
21593 variable is not empty, add t-$m68k_arch_family to tmake_file.
21594 Add t-mlibs to tmake_file.
21595 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21596 * config/m68k/t-cf: New file.
21597 * config/m68k/t-m68k: Likewise.
21598 * config/m68k/t-mlibs: Likewise.
21599 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21600 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21601 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21602 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21603 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21605 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21606 (INSTALL_LIBGCC): Delete.
21607 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21608 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21609 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21610 (M68K_MLIB_CPU): Define.
21611 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21612 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21613 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21615 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21616 Richard Guenther <rguenther@suse.de>
21618 PR middle-end/23361
21619 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21620 against INT_MIN/INT_MAX.
21621 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21622 file if a loop is removed.
21624 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21626 * calls.c (store_one_arg): Pass correct alignment to
21627 emit_push_insn for non-BLKmode values.
21628 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21629 unaligned stack slot via a suitably aligned slot.
21631 2007-02-08 DJ Delorie <dj@redhat.com>
21633 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21635 (legal_subregs): Use unsigned char, make const.
21636 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21638 2007-02-08 Paul Brook <paul@codesourcery.com>
21640 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21641 special interworking needed.
21643 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21645 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21646 conditional to __SSE2__.
21647 (Entries below should have been added to first ChangeLog
21648 entry for amdfam10 dated 2007-02-05)
21649 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21651 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21653 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21656 2007-02-08 DJ Delorie <dj@redhat.com>
21658 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21659 * config/m32c/m32c.c (legal_subregs): New.
21660 (m32c_illegal_subreg_p): New.
21661 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21662 unsupported subregs of hard regs.
21664 2007-02-08 Jan Hubicka <jh@suse.cz>
21666 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21667 the same one; always update histograms.
21669 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21671 * passes.c (init_optimization_passes): Tidy comment.
21673 2007-02-08 Roger Sayle <roger@eyesopen.com>
21675 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21676 strip zero_extend, bswap and rotates from POCOUNT's argument.
21677 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21678 zero_extend and rotates from PARITY's argument.
21679 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21680 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21681 of an integer constant at compile-time.
21683 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21686 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21688 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21691 * tree-ssa-live.c (remove_unused_locals): Do not remove
21692 TREE_ADDRESSABLE variables.
21693 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21694 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21695 FOR_CLOBBER. Update all users.
21696 If VAR has an associated alias set, add a virtual operand for
21697 it if no alias is found to conflict with the memory reference.
21699 2007-02-07 Jan Hubicka <jh@suse.cz>
21700 Robert Kidd <rkidd@crhc.uiuc.edu>
21702 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21704 2007-02-07 Ian Lance Taylor <iant@google.com>
21706 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21708 2007-02-07 Roger Sayle <roger@eyesopen.com>
21710 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21711 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21712 tablejumpdi, movsi_to_cr_one): Remove constraints from
21713 define_expand's match_operands.
21715 2007-02-07 Roger Sayle <roger@eyesopen.com>
21717 * global.c (compute_regsets): Move declatation of "i" inside of
21718 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21720 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21723 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21724 of INDIRECT_REF <RESULT_DECL>.
21726 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21728 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21729 Kaz Kojima <kkojima@gcc.gnu.org>
21732 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21734 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21736 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21738 * doc/loop.texi: Document possibility not to perform disambiguation
21739 of loops with multiple latches.
21740 * cfgloopmanip.c (alp_enum_p): Removed.
21741 (add_loop): Handle subloops. Use get_loop_body_with_size.
21742 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21743 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21744 the new forwarder block.
21745 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21746 Handle the case latch is NULL.
21747 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21748 modifications when marking loop exits.
21749 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21751 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21752 disambiguate_loops_with_multiple_latches.
21753 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21754 before fix_loop_structure.
21755 * cfgloop.c: Include pointer-set.h and output.h.
21756 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21757 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21758 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21759 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21760 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21761 disambiguate_multiple_latches, get_loop_body_with_size,
21762 disambiguate_loops_with_multiple_latches): New functions.
21763 (flow_loop_dump): Dump multiple latch edges.
21764 (flow_loop_nodes_find): Handle loops with multiple latches.
21765 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21766 (glb_enum_p): Modified.
21767 (get_loop_body): Use get_loop_body_with_size.
21768 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21769 (AVOID_CFG_MODIFICATIONS): New constant.
21770 (disambiguate_loops_with_multiple_latches, add_loop,
21771 get_loop_body_with_size): Declare.
21772 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21774 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21776 PR inline-asm/28686
21777 * global.c (compute_regsets): New function.
21778 (global_alloc): Refactored ELIMINABLE_REGSET
21779 and NO_GLOBAL_ALLOC_REGS computation out.
21780 (rest_of_handle_global_alloc): Call compute_regsets()
21781 for non-optimizing case.
21783 2007-02-06 Richard Henderson <rth@redhat.com>
21785 * config/i386/constraints.md (Y2): Rename from Y.
21786 (Yi): New constraint.
21787 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21788 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21789 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21790 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21791 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21792 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21793 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21794 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21795 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21796 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21797 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21798 vec_extractv2si_1): Change Y constraints to Y2.
21799 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21800 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21801 Change Y constraints to Y2.
21802 (sse2_loadld): Change Y constraints to x.
21804 2007-02-06 Roger Sayle <roger@eyesopen.com>
21806 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21807 (parity<mode>2): New define_expand using rs6000_emit_parity.
21808 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21809 rs6000_emit_parity): New functions.
21810 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21811 rs6000_emit_parity): Prototype here.
21813 2007-02-06 Ian Lance Taylor <iant@google.com>
21815 * lower-subreg.c (simple_move_operand): Reject CONST.
21816 (resolve_clobber): Call validate_change rather than directly
21817 assigning to XEXP (pat, 0).
21819 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21821 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21822 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21823 (tree-cfg.o): Remove hashtab.h dependency.
21825 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21826 (struct ivopts_data): Change niters to pointer_map_t.
21827 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21828 (niter_for_exit): Create pointer_map on demand. Change for
21830 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21831 (free_loop_data): Destroy data->niters if created and reset field.
21832 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21833 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21835 * tree-ssa-reassoc.c: Include pointer-set.h.
21836 (bb_rank): Change to long *.
21837 (operand_rank): Change to pointer_map_t.
21838 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21839 (insert_operand_rank): Accept long.
21840 (operand_entry_hash, operand_entry_eq): Remove.
21841 (get_rank): Return long. Adjust for changes above.
21842 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21844 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21846 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21847 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21848 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21850 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21851 directly since it cannot be NULL.
21852 (get_vi_for_tree): Rewrite for pointer_map API.
21853 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21854 (init_alias_vars): Create vi_for_tree as pointer_map.
21855 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21857 * tree-cfg.c: Don't include hashtab.h.
21858 (edge_to_cases): Declare as pointer_map.
21859 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21861 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21862 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21863 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21865 (record_switch_edge): Delete.
21866 (get_cases_for_edge): Adjust for pointer_map API, inline
21867 record_switch_edge (rewritten for new API), remove goto.
21869 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21871 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21872 * tree-nested.c: Include pointer-set.h.
21873 (var_map_elt, var_map_eq, var_map_hash): Delete.
21874 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21875 to pointer_map_t's.
21876 (nesting_info_bitmap_obstack): New.
21877 (lookup_field_for_decl): Adjust for pointer_map API.
21878 (lookup_tramp_for_decl): Adjust for pointer_map API.
21879 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21880 (get_local_debug_decl): Adjust for pointer_map API.
21881 (convert_nl_goto_reference): Adjust for pointer_map API.
21882 (convert_nl_goto_receiver): Adjust for pointer_map API.
21883 (create_nesting_tree): Create outside GGC space. Create bitmap on
21884 the new obstack. Create field_map and var_map as pointer_maps.
21885 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21887 (lower_nested_functions): Move root here, no need to NULL it.
21888 Initialize and release the obstack.
21890 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21892 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21893 Remove prototypes and make them non-static.
21894 (struct tree_int_map): Remove.
21895 * tree.h (struct tree_int_map): Move here, turning TO into an
21897 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21899 * tree.h (TREE_COMPLEXITY): Remove.
21900 (struct tree_exp): Remove complexity field.
21901 * tree.c (build1_stat): Don't set it.
21903 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21904 Victor Kaplansky <victork@il.ibm.com>
21906 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21907 (vect_is_simple_reduction): Support reduction with induction as
21908 one of the operands.
21909 (vect_is_simple_iv_evolution): Fix formatting.
21910 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21911 formatting. Don't mark induction phis for vectorization.
21912 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21913 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21914 (vect_get_vec_def_for_operand): Support induction.
21915 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21917 (vectorizable_reduction): Support reduction with induction as one of
21919 (vectorizable_type_demotion): Use def-type of stmt argument rather
21920 than dummy def-type.
21922 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21923 flag_tree_scev_cprop.
21924 * common.opt (tree-scev-cprop): New flag.
21926 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21927 call to vect_get_new_vect_var.
21929 2007-02-06 Ira Rosen <irar@il.ibm.com>
21931 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21932 vectype is not NULL.
21933 (vect_pattern_recog_1): Likewise.
21935 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21937 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21938 (fold_negate_expr): Likewise.
21940 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21943 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21944 even if cv-qualification is the same.
21946 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21948 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21949 __enable_execute_stack on completion.
21951 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21953 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21954 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21955 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21956 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21957 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21958 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21959 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21960 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21962 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21964 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21965 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21966 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21967 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21968 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21969 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21970 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21971 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21972 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21973 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21974 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21975 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21976 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21977 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21978 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21979 sqrtextenddfxf2_i387): Added amdfam10_decode.
21981 * config/i386/athlon.md (athlon_idirect_amdfam10,
21982 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21983 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21984 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21985 athlon_ivector_store_amdfam10): New define_insn_reservation.
21986 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21989 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21991 * config/i386/athlon.md (athlon_call_amdfam10,
21992 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21993 define_insn_reservation.
21994 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21995 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21996 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21998 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22000 * config/i386/athlon.md (athlon_sseld_amdfam10,
22001 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22002 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22004 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22006 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22007 define_insn_reservation.
22008 * config/i386/i386.md (sseins): Added sseins to define_attr type
22009 and define_attr unit.
22010 * config/i386/sse.md: Set type attribute to sseins for insertq
22013 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22015 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22016 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22017 ssecomi_load_amdfam10, ssecomi_amdfam10,
22018 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22019 define_insn_reservation.
22020 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22022 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22024 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22025 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22026 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22027 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22028 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22029 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22030 define_insn_reservation.
22032 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22033 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22034 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22035 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22036 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22040 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22041 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22042 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22043 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22044 athlon_ssemul_load_k8): Added amdfam10.
22046 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22048 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22049 (x86_sse_unaligned_move_optimal): New variable.
22051 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22053 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22054 for unaligned vector SSE double/single precision loads for AMDFAM10.
22056 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22058 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22059 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22060 Define TARGET_CPU_DEFAULT_amdfam10.
22061 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22062 (processor_type): Add PROCESSOR_AMDFAM10.
22064 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22065 processor_type in config/i386/i386.h.
22066 Enable imul peepholes for TARGET_AMDFAM10.
22068 * config.gcc: Add support for --with-cpu option for amdfam10.
22070 * config/i386/i386.c (amdfam10_cost): New variable.
22071 (m_AMDFAM10): New macro.
22072 (m_ATHLON_K8_AMDFAM10): New macro.
22073 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22074 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22075 x86_promote_QImode, x86_integer_DFmode_moves,
22076 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22077 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22078 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22079 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22080 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22081 Enable/disable for amdfam10.
22082 (override_options): Add amdfam10_cost to processor_target_table.
22083 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22084 processor_alias_table.
22085 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22086 (ix86_adjust_cost): Add code for amdfam10.
22088 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22090 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22091 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22092 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22093 * config/i386/i386.h: Add builtin definition for SSE4A.
22094 * config/i386/i386.md: Add support for ABM instructions
22095 (popcnt and lzcnt).
22096 * config/i386/sse.md: Add support for SSE4A instructions
22097 (movntss, movntsd, extrq, insertq).
22098 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22099 Add -march=amdfam10 flag.
22100 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22101 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22103 * doc/extend.texi: Add documentation for SSE4A builtins.
22105 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22107 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22109 2007-02-05 Richard Guenther <rguenther@suse.de>
22111 * tree-vectorizer.h (vectorizable_function): Add argument type
22112 argument, change return type.
22113 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22114 * tree-vect-transform.c (vectorizable_function): Handle extra
22115 argument, return vectorized function decl.
22116 (build_vectorized_function_call): Remove.
22117 (vectorizable_call): Handle calls with result and argument types
22118 differing. Handle loop vectorization factor correctly.
22119 * targhooks.c (default_builtin_vectorized_function): Adjust for
22121 * targhooks.h (default_builtin_vectorized_function): Likewise.
22122 * target.h (builtin_vectorized_function): Add argument type
22124 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22125 extra argument, allow vectorizing of lrintf.
22126 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22127 documentation of target hook.
22129 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22132 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22133 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22134 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22136 2007-02-05 Roger Sayle <roger@eyesopen.com>
22138 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22139 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22140 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22141 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22142 before canonicalizing sincos to cexpi.
22143 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22145 2007-02-05 Roger Sayle <roger@eyesopen.com>
22147 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22148 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22149 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22151 2007-02-05 Roger Sayle <roger@eyesopen.com>
22153 * mips-tfile.c (initialize_init_file): Correct endianness test.
22155 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22157 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22158 the 'y' constraint.
22160 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22162 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22163 saves in a PARALLEL before the register assignments.
22165 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22167 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22168 DWARF_FRAME_RETURN_COLUMN to be a general register.
22169 * dwarf2out.c (init_return_column_size): New function, split from...
22170 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22171 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22172 to be nongeneral registers.
22173 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22175 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22176 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22178 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22180 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22182 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22184 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22185 (remove_path): Use can_remove_branch_p and remove_branch instead
22186 of loop_delete_branch_edge.
22187 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22188 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22189 Update profile using scale_dominated_blocks_in_loop.
22190 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22191 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22192 (can_remove_branch_p, remove_branch): Declare.
22193 * tree-cfg.c (tree_can_remove_branch_p): New function.
22194 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22195 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22196 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22198 2007-02-05 Jan Hubicka <jh@suse.cz>
22200 PR middle-end/30696
22201 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22202 nodes in cgraph, don't remove offline copy of the function.
22204 2007-02-04 Jan Hubicka <jh@suse.cz>
22206 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22207 vectors might cause maybe_lookup_element_for_expr to be called
22208 on non-sra-candidate.
22210 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22212 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22213 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22214 spelling conventions.
22216 2007-02-04 Richard Guenther <rguenther@suse.de>
22218 PR middle-end/30636
22219 * fold-const.c (try_move_mult_to_index): Make sure to not
22220 overflow one dimension of a multi-dimensional array access.
22222 2007-02-04 Jan Hubicka <jh@suse.cz>
22224 * passes.c (init_optimization_passes): Reindent.
22226 2007-02-04 Jan Hubicka <jh@suse.cz>
22227 Eric Botcazou <ebotcazou@adacore.com>
22229 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22230 (execute_fixup_cfg): Break out the abnormal goto code.
22231 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22232 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22233 (optimize_inline_calls): Call make_nonlocal_label_edges.
22235 2007-02-04 Jan Hubicka <jh@suse.cz>
22237 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22238 true when something was changed.
22239 (rename_ssa_copies): When something was changed, do
22240 TODO_remove_unused_locals.
22241 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22242 add TODO_remove_unused_locals when instruction was removed.
22244 2007-02-04 Jan Hubicka <jh@suse.cz>
22246 * ipa-inline.c (try_inline): Improve debug output; work on already
22248 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22249 call try_inline for already inlined edges too when flattening;
22250 inline also functions that make callee growth but overall unit size
22253 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22255 * config/m32c/bitops.md, config/m32c/jump.md,
22256 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22257 config/m32r/m32r.h, config/m32r/m32r.md,
22258 config/m32r/predicates.md, config/m68hc11/larith.asm,
22259 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22260 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22261 config/mips/mips-protos.h, config/mips/mips.c,
22262 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22263 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22264 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22265 spelling conventions.
22267 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22268 Follow spelling conventions.
22270 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22272 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22273 warn about C++0x compatibility.
22275 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22277 * config/h8300/h8300.c, config/h8300/h8300.h,
22278 config/h8300/h8300.md: Follow spelling conventions.
22280 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22282 PR middle-end/30667
22283 * combine.c (try_combine): Do not substitute source operand
22284 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22286 2007-02-03 Jan Hubicka <jh@suse.cz>
22288 PR gcov-profile/30650
22289 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22290 do not divide by zero for never executed counters.
22291 (tree_find_values_to_profile): Fix counters.
22292 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22294 2007-02-03 Ian Lance Taylor <iant@google.com>
22296 * lower-subreg.c (simple_move_operand): New static function,
22297 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22299 (simple_move): Call simple_move_operand.
22300 (find_decomposable_subregs): Add special handling of MEMs.
22301 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22302 meaning of return value. If we see a hard register, test whether
22303 it can store a word_mode value. Change all callers.
22305 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22307 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22308 ftrapv insns and expanders.
22309 (subdi3): Change define_expand operand 1 to arith11_operand, and
22310 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22311 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22312 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22315 PR middle-end/30174
22316 * varasm.c (notice_global_symbol): Treat global objects as weak when
22317 flag_shlib is true.
22319 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22321 * emit-rtl.c (dconstpi): Delete.
22322 (dconstsqrt2): New.
22323 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22324 * real.h (dconstpi): Delete.
22325 (dconstsqrt2): New.
22326 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22327 (fold_builtin_hypot): Likewise.
22329 2007-02-03 Tom Tromey <tromey@redhat.com>
22332 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22333 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22335 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22337 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22338 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22339 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22340 config/rs6000/cell.md, config/rs6000/darwin.h,
22341 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22342 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22343 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22344 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22345 typos. Follow spelling conventions.
22346 * doc/invoke.texi: Follow spelling conventions.
22348 2007-02-03 Roger Sayle <roger@eyesopen.com>
22350 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22351 canonicalization transformations that attempt to simplify integer
22352 constant comparisons to become comparisons against zero.
22354 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22356 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22358 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22359 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22361 2007-02-02 Mike Stump <mrs@apple.com>
22363 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22364 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22365 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22366 generate a branch island.
22368 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22370 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22371 (xtensa_legitimate_address_p): New.
22372 (xtensa_legitimize_address): New.
22373 (xtensa_output_addr_const_extra): New.
22374 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22376 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22377 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22378 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22379 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22380 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22381 (xtensa_legitimize_address): New.
22382 (xtensa_output_addr_const_extra): New.
22384 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22386 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22388 2007-02-02 Ian Lance Taylor <iant@google.com>
22390 * expmed.c (expand_divmod): Add comment.
22392 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22394 * emit-rtl.c (renumber_insns): Remove.
22395 * flags.h: Remove the extern for flag_renumber_insns.
22396 * rtl.h: Remove the prototype for renumber_insns.
22397 * toplev.c (flag_renumber_insns): Remove.
22399 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22401 Revert for x86 darwin:
22402 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22404 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22405 code before the following patch under TARGET_MACHO.
22406 (ix86_function_value_regno_p): Likewise.
22408 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22410 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22413 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22416 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22417 loads to general or fp registers. Add comments.
22418 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22420 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22422 * pointer-set.c (insert_aux): Only return insertion slot.
22423 (pointer_set_insert): Adjust.
22424 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22425 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22426 pointer_map_traverse): New.
22427 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22428 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22429 pointer_map_contains, pointer_map_traverse): Declare.
22431 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22433 PR middle-end/30473
22434 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22435 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22437 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22439 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22441 (struct _dep): New type.
22442 (dep_t): New typedef.
22443 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22444 (DEP_STATUS): New access macro. The macro with the same name was
22445 renamed to DEP_LINK_STATUS.
22446 (dep_init): Declare function
22448 (struct _dep_link): New type.
22449 (dep_link_t): New typedef.
22450 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22451 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22452 (DEP_LINK_STATUS): New macro.
22453 (debug_dep_links): New debug function.
22455 (struct _deps_list): New type.
22456 (deps_list_t): New typedef.
22457 (DEPS_LIST_FIRST): New access macro.
22458 (FOR_EACH_DEP_LINK): New cycle macro.
22459 (create_deps_list, free_deps_list, delete_deps_list): Declare
22461 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22462 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22463 (copy_deps_list_change_con): Ditto.
22465 (move_dep_link): Declare function.
22467 (struct _dep_node): New type.
22468 (dep_node_t): New typedef.
22469 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22471 (struct haifa_insn_data.back_deps): New field to hold backward
22472 dependencies of the insn.
22473 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22475 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22476 Change its type to deps_list_t.
22477 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22478 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22479 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22481 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22483 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22485 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22487 (dep_cost): Declare.
22489 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22490 (ds_to_dk, dk_to_ds): New functions.
22492 (init_dep_1): New static function.
22493 (init_dep): New function.
22494 (copy_dep): New static function.
22496 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22498 (detach_dep_link): New static function.
22499 (move_dep_link): New function.
22501 (dep_links_consistent_p, dump_dep_links): New static functions.
22502 (debug_dep_links): New debugging function.
22504 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22506 (alloc_deps_list, init_deps_list): New static functions.
22507 (create_deps_list): New function.
22508 (clear_deps_list): New static function.
22509 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22510 (deps_list_consistent_p, dump_deps_list): New static functions.
22511 (debug_deps_list): New function.
22512 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22514 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22516 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22517 use new scheduler dependencies lists.
22518 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22519 (sched_analyze): Ditto. Initialize dependencies lists.
22520 (add_forw_dep, compute_forward_dependences): Update to use new
22521 scheduler dependencies lists.
22523 (init_dependency_caches): Init deps_obstack.
22524 (free_dependency_caches): Free deps_obstack.
22526 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22527 new scheduler dependencies lists.
22528 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22529 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22531 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22532 Update to use new scheduler dependencies lists.
22533 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22534 (debug_dependencies): Ditto.
22535 (schedule_region): Update comments.
22537 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22538 scheduler dependencies lists.
22539 (schedule_ebb): Update comments.
22541 * rtl.def (DEPS_LIST): Remove.
22543 * lists.c (unused_deps_list): Remove.
22544 (free_list): Update assertions.
22546 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22547 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22549 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22550 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22552 * haifa-sched.c (comments): Update.
22553 (insn_cost1): Remove. Inline the code into insn_cost ().
22554 (insn_cost): Update to use new scheduler dependencies lists. Move
22555 processing of the dependency cost to dep_cost ().
22556 (dep_cost): New function. Use it instead of insn_cost () when
22557 evaluating cost of the dependency. Use compatible interface to
22558 interact with the target.
22559 (priority): Update to use new scheduler dependencies lists.
22560 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22561 with greater number of insns that depend on the insn.
22562 (schedule_insn): Update to use new scheduler dependencies lists. Add
22563 code to free backward dependencies lists. Inline and optimize code
22564 from resolve_dep () - see PR28071.
22565 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22566 lists. Update call to targetm.sched.is_costly_dependence hook.
22568 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22569 scheduler dependencies lists.
22571 (resolve_dep): Remove. Move the logic to schedule_insn ().
22572 (init_h_i_d): Initialize dependencies lists.
22574 (process_insn_depend_be_in_spec): Rename to
22575 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22576 dependencies lists.
22577 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22578 Update to use new scheduler dependencies lists.
22579 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22581 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22582 new scheduler dependencies lists.
22583 (build_intra_loop_deps): Ditto.
22585 * target.h (struct _dep): Declare to use in
22586 gcc_target.sched.is_costly_dependence.
22587 (struct gcc_target.sched.adjust_cost): Fix typo.
22588 (struct gcc_target.sched.is_costly_dependence): Change signature to
22589 use single dep_t parameter instead of an equivalent triad.
22590 (struct gcc_target.sched.adjust_cost_2): Remove.
22592 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22594 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22596 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22598 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22600 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22601 (REG_DEP_TRUE): Document.
22603 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22604 Change signature to correspond to the targetm.sched.adjust_cost hook.
22605 Update use in TARGET_SCHED_ADJUST_COST_2.
22606 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22607 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22608 new scheduler dependencies lists.
22609 (ia64_gen_check): Ditto.
22611 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22612 scheduler dependencies lists.
22614 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22615 signature to correspond to the targetm.sched.is_costly_dependence hook.
22616 (is_costly_group): Update to use new scheduler dependencies lists.
22618 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22619 instead of INSN_COST () macro.
22621 2007-02-01 Ian Lance Taylor <iant@google.com>
22623 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22625 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22627 * pa.md (tp_load): Correct mfctl instruction syntax.
22629 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22631 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22632 altivec_padding_size calculation on AIX. Improve comment, add
22633 assert to verify that it's right.
22635 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22638 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22640 PR inline-asm/28686
22641 * global.c (global_alloc): Add mising initialization of
22644 2007-02-01 Roger Sayle <roger@eyesopen.com>
22646 * alias.c (init_alias_analysis): Correct whitespace.
22647 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22648 partition_hot_cold_basic_blocks): Likewise.
22649 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22650 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22651 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22652 fold_builtin_snprintf_chk, fold_builtin_printf,
22653 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22654 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22655 * cfgcleanup.c (cleanup_cfg): Likewise.
22656 * cfgexpand.c (tree_expand_cfg): Likewise.
22657 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22658 * function.c (get_next_funcdef_no): Likewise.
22659 * gengtype.c (main): Likewise.
22660 * genmodes.c (main): Likewise.
22661 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22662 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22663 * ifcvt.c (noce_emit_move_insn): Likewise.
22664 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22666 * stor-layout.c (get_best_mode): Likewise.
22667 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22668 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22669 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22670 perform_var_substitution, solve_graph): Likewise.
22671 * tree-vrp.c (vrp_finalize): Likewise.
22673 2007-02-01 Ian Lance Taylor <iant@google.com>
22675 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22676 high part of a paradoxical subreg, return a constant zero.
22678 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22680 * toplev.c (lang_dependent_init): Call init_set_costs.
22681 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22683 2007-02-01 Richard Guenther <rguenther@suse.de>
22685 PR middle-end/30656
22686 * fold-const.c (fold_negate_expr): Allow negating a
22687 constant if overflow does not change.
22689 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22691 * doc/c-tree.texi (Expression trees): Improve markup.
22692 * doc/tm.texi (Register Classes, Addressing Modes)
22693 (Floating Point): Fix spacing after abbreviations. Fix some
22696 2007-02-01 Ben Elliston <bje@au.ibm.com>
22698 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22699 * doc/contrib.texi: Likewise.
22700 * doc/install.texi: Likewise.
22702 2007-01-31 Richard Henderson <rth@redhat.com>
22703 Ian Lance Taylor <iant@google.com>
22705 * lower-subreg.c: New file.
22706 * rtl.def (CONCATN): Define.
22707 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22708 pass_lower_subreg2.
22709 * emit-rtl.c (update_reg_offset): New static function, broken out
22710 of gen_rtx_REG_offset.
22711 (gen_rtx_REG_offset): Call update_reg_offset.
22712 (gen_reg_rtx_offset): New function.
22713 * regclass.c: Revert patch of 2006-03-05, restoring
22715 (clear_reg_info_regno): New function.
22716 * dwarf2out.c (concatn_loc_descriptor): New static function.
22717 (loc_descriptor): Handle CONCATN.
22718 * common.opt (fsplit_wide_types): New option.
22719 * opts.c (decode_options): Set flag_split_wide_types when
22721 * timevar.def (TV_LOWER_SUBREG): Define.
22722 * rtl.h (gen_reg_rtx_offset): Declare.
22723 (reg_scan_update): Declare.
22724 * regs.h (clear_reg_info_regno): Declare.
22725 * tree-pass.h (pass_lower_subreg): Declare.
22726 (pass_lower_subreg2): Declare.
22727 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22728 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22729 -fsplit-wide-types.
22730 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22731 * Makefile.in (OBJS-common): Add lower-subreg.o.
22732 (lower-subreg.o): New target.
22734 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22736 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22738 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22741 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22743 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22745 PR middle-end/29335
22746 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22748 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22750 * cfgloop.h: Include vec-prim.h.
22751 (enum li_flags): Remove LI_ONLY_OLD.
22752 (loop_iterator): Changed.
22753 (fel_next, fel_init): Iterate over loop tree.
22754 (FOR_EACH_LOOP_BREAK): New macro.
22755 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22757 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22758 * modulo-sched.c (sms_schedule): Ditto.
22759 * tree-vectorizer.c (vectorize_loops): Ditto.
22760 * doc/loop.texi: Update information on loop numbering and behavior of
22761 FOR_EACH_LOOP wrto new loops.
22762 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22763 add_to_evolution_1): Test nestedness of loops instead of comparing
22765 * tree-chrec.c (chrec_fold_plus_poly_poly,
22766 chrec_fold_multiply_poly_poly, chrec_evaluate,
22767 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22768 reset_evolution_in_loop): Ditto.
22769 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22771 2007-01-31 Dirk Mueller <dmueller@suse.de>
22773 * c-common.c (warn_about_parentheses): Separate warning about
22774 un-parenthized sequence of comparison operators from the one
22775 which is supposed to warn about x <= y <= z.
22777 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22779 * optabs.h (enum optab_index): Add new OTI_isinf.
22780 (isinf_optab): Define corresponding macro.
22781 * optabs.c (init_optabs): Initialize isinf_optab.
22782 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22784 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22785 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22787 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22788 expand_builtin_interclass_mathfn.
22789 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22790 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22791 (fxam<mode>2_i387): New insn pattern.
22792 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22793 built-in functions as x87 inline asm.
22795 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22797 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22799 2007-01-30 Eric Christopher <echristo@apple.com>
22801 * config.gcc: Add geode.
22803 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22805 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22806 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22807 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22808 value-prof.c: Fix comment typos.
22810 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22813 * doc/invoke.texi (Wpointer-arith): Document warning.
22815 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22817 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22818 the list of discrepancies from the draft TR.
22820 2007-01-30 Dirk Mueller <dmueller@suse.de>
22823 * doc/invoke.texi (-Wreturn-type): Update description to
22824 match new behavior.
22826 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22828 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22830 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22832 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22833 to handle optabs that operate on floating point input argument and
22834 output to integer output.
22835 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22836 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22837 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22838 expand_builtin_interclass_mathfn ().
22839 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22840 (ilogbsi2): Remove.
22841 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22842 ilogbl built-in functions as x87 intrinsics.
22844 2007-01-30 Richard Guenther <rguenther@suse.de>
22846 PR middle-end/27657
22847 * dwarf2out.c (reference_to_unused): Query varpool if the
22848 variable was output.
22850 2007-01-30 Richard Guenther <rguenther@suse.de>
22852 PR middle-end/30313
22853 * passes.c (execute_one_pass): Reset in_gimple_form to not
22854 confuse non-unit-at-a-time mode.
22856 2007-01-29 Roger Sayle <roger@eyesopen.com>
22857 Richard Guenther <rguenther@suse.de>
22859 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22860 avoid undefined behaviour on overflow. Use force_fit_type_double
22861 to construct the constant with the specified TREE_OVERFLOW.
22863 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22865 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22866 * config/dfp-bit.h: Ditto.
22868 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22870 * c-decl.c (pop_scope): Replace warnings with call to
22871 warn_for_unused_label.
22872 * c-common.h (warn_for_unused_label): Declare.
22873 * c-common.c (warn_for_unused_label): Define.
22875 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22877 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22880 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22882 * Makefile.in (USER_H): Remove decfloat.h.
22883 * ginclude/decfloat.h: Delete, moving contents to ...
22884 * ginclude/float.h: Add support for decimal floating point,
22885 guarded by __STDC_WANT_DEC_FP__.
22887 2007-01-29 Mike Stump <mrs@apple.com>
22889 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22890 Analysis and Representation to resolve case insensitive conflict.
22891 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22893 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22895 * tree.h (struct tree_memory_tag): Add aliases member.
22896 (MTAG_ALIASES): New macro.
22897 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22898 (add_may_alias): Remove pointer-set. Update for may_aliases being
22900 (mark_aliases_call_clobbered): Update for may_aliases being a
22902 (compute_tag_properties): Ditto.
22903 (create_partition_for): Ditto.
22904 (compute_memory_partitions): Ditto.
22905 (dump_may_aliases_for): Ditto.
22906 (is_aliased_with): Ditto.
22907 (add_may_alias_for_new_tag): Ditto.
22908 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22909 (compute_is_aliased): New function.
22910 (compute_may_aliases): Call compute_is_aliased).
22911 (init_alias_info): Initialize alias_bitmap_obstack.
22912 (union_alias_set_into): New function.
22913 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22914 (have_common_aliases_p): Rewrite to take two bitmaps and use
22916 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22917 Update for bitmaps.
22918 (finalize_ref_all_pointers): Update for add_may_alias changes.
22919 (new_type_alias): Ditto.
22920 * tree-flow-inline.h (may_aliases): Return a bitmap.
22921 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22922 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22923 may_aliases being a bitmap.
22924 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22925 may_aliases now returns a bitmap.
22926 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22928 * tree-ssa-operands.c (add_virtual_operand): Update for
22929 may_aliases being a bitmap.
22931 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22933 PR tree-optimization/30630
22934 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22935 variable as changed.
22937 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22940 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22941 expanded only once even if an error occurs.
22943 2007-01-29 Ben Elliston <bje@au.ibm.com>
22945 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22946 (__gcov_average_profiler): Likewise.
22947 (__gcov_ior_profiler): Likewise.
22948 (__gcov_merge_ior): Likewise.
22950 2007-01-28 Jan Hubicka <jh@suse.cz>
22952 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22953 * value-prof.c (stringop_block_profile): Likewise.
22955 2007-01-28 Jan Hubicka <jh@suse.cz>
22957 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22958 Add variant handling histograms; add wrapper.
22959 (clear_storage_via_libcall): Export.
22960 (emit_block_move_hints): Break out from ...; add histograms.
22961 (emit_block_move): ... this one.
22962 (clear_storage_hints): Break out from ...; add histograms.
22963 (clear_storage): ... this one.
22964 (set_storage_via_memset): Handle histogram.
22965 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22966 (clear_storage_hints, clear_storage_via_libcall): Declare.
22967 (set_storage_via_setmem): Update prototype.
22968 * doc/md.texi (movmem, setmem): Document new arguments.
22970 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22971 Add new histograms.
22972 (stringop_block_profile): New global function.
22973 (tree_stringops_values_to_profile): Profile block size and alignment.
22974 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22976 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22977 (stringop_block_profile): Declare.
22978 * builtins.c: Include value-prof.h.
22979 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22980 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22981 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22982 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22983 * profile.c (instrument_values): Add new counters.
22984 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22986 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22987 (tree_init_edge_profiler): Build new profilers.
22988 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22989 (pass_tree_profile): Add dump.
22990 (tree_profile_hooks): Update.
22991 * Makefile.in (LIBGCOV): Add new constants.
22992 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22993 __gcov_ior_profiler): New.
22994 * i386.md (movmem/setmem expanders): Add new optional arguments.
22996 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22998 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23000 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23002 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23003 (tree_unswitch_single_loop): Pass eni_size_weights to
23004 tree_num_loop_insns.
23005 * tree-ssa-loop-manip.c: Include tree-inline.h.
23006 (can_unroll_loop_p): Pass eni_size_weights to
23007 tree_num_loop_insns.
23008 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23009 Pass eni_size_weights to estimate_num_insns.
23010 * tree.h (init_inline_once): Export.
23011 * toplev.c (backend_init): Call init_inline_once.
23012 * cgraphunit.c (cgraph_process_new_functions,
23013 cgraph_analyze_function): Pass eni_inlining_weights to
23014 estimate_num_insns.
23015 * ipa-inline.c (compute_inline_parameters): Ditto.
23016 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23017 to estimate_num_insns.
23018 (try_unroll_loop_completely): Pass eni_size_weights to
23019 tree_num_loop_insns.
23020 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23021 ot estimate_num_insns.
23022 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23023 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23024 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23025 eni_time_weights): New variables.
23026 (init_inline_once): Initialize them.
23027 (struct eni_data): Mew.
23028 (estimate_num_insns_1, estimate_num_insns): Use weights.
23029 * tree-inline.h (struct eni_weights_d): New.
23030 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23031 (estimate_num_insns): Declaration changed.
23032 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23033 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23034 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23036 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23038 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23039 relations in the conflict function is valid.
23041 2007-01-27 Ian Lance Taylor <iant@google.com>
23043 * common.opt: Add fstrict-overflow.
23044 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23045 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23046 (TYPE_OVERFLOW_UNDEFINED): Define.
23047 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23049 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23050 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23051 (fold_negate_expr): Likewise.
23052 (make_range): Likewise.
23053 (extract_muldiv_1): Likewise.
23054 (maybe_canonicalize_comparison): Likewise.
23055 (fold_comparison): Likewise.
23056 (fold_binary): Likewise.
23057 (tree_expr_nonnegative_p): Likewise.
23058 (tree_expr_nonzero_p): Likewise.
23059 * tree-vrp.c (compare_values): Likewise.
23060 (extract_range_from_binary_expr): Likewise.
23061 (extract_range_from_unary_expr): Likewise.
23062 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23064 (nowrap_type_p): Likewise.
23065 * tree-scalar-evolution.c (simple_iv): Likewise.
23066 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23067 (build_range_check): Likewise.
23068 (extract_muldiv_1): Likewise.
23069 (fold_comparison): Likewise.
23070 * tree-vrp.c (vrp_int_const_binop): Likewise.
23071 (extract_range_from_unary_expr): Likewise.
23072 * convert.c (convert_to_integer): Likewise.
23073 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23074 (fold_comparison): Likewise.
23075 (fold_binary): Likewise.
23076 * optabs.c (optab_for_tree_code): Likewise.
23077 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23078 * simplify-rtx.c (simplify_const_relational_operation): Check
23079 flag_strict_overflow and flag_trapv.
23080 (simplify_const_relational_operation): Likewise.
23081 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23082 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23085 2007-01-27 Roger Sayle <roger@eyesopen.com>
23087 * tree.c (tree_fold_gcd): Delete.
23088 * tree.h (tree_fold_gcd): Remove prototype.
23089 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23090 test whether one constant integer is a multiple of another. Instead
23091 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23092 * fold-const.c (multiple_of_p): We've determined both TOP and
23093 BOTTOM are integer constants so we can call int_const_binop directly
23094 instead of the more generic const_binop.
23096 2007-01-27 Roger Sayle <roger@eyesopen.com>
23098 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23099 1*X check that the constant hasn't overflowed, to preserve the
23101 (round_up): Provide an efficient implementation when rouding-up an
23102 INTEGER_CST to a power-of-two.
23104 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23106 * doc/sourcebuild.texi: Add comma for clarity.
23107 * doc/extend.texi: Fix some typos.
23108 * doc/passes.texi: Likewise.
23109 * doc/cppinternals.texi: Likewise.
23110 * doc/c-tree.texi: Likewise.
23111 * doc/tree-ssa.texi: Likewise.
23112 * doc/install.texi: Likewise.
23114 2007-01-27 Jan Hubicka <jh@suse.cz>
23116 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23117 (pass_sra): Do not require alias information.
23118 * passes.c (init_optimization_passes): Add SRA
23120 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23122 * tracer.c (rest_of_handle_tracer): We already cleaned
23123 up the CFG in tracer() so don't do it here again.
23124 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23125 cleanup_cfg here, either. And don't call renumber_insns.
23127 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23128 and BB_HEAD are in the insn stream here. Instead make sure
23129 that BB_INSN is valid on all insns. Also, do check here that
23130 there are no pending branch predictions...
23131 (rtl_verify_flow_info): ...instead of doing it here. Checks
23132 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23135 2007-01-26 Roger Sayle <roger@eyesopen.com>
23137 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23138 function to simplify/factorize operand order canonicalization.
23139 (ix86_fixup_binary_operands): Reorganize using the above function.
23140 (ix86_binary_operator_ok): Likewise.
23142 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23144 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23145 file scope from optimize_attrs.
23146 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23148 (optimize_attrs): Clear insn_code_values after freeing it.
23150 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23152 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23153 a parts.base assignment.
23155 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23157 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23158 (compute_subscript_distance, initialize_data_dependence_relation,
23159 finalize_ddr_dependent, analyze_ziv_subscript,
23160 analyze_siv_subscript_cst_affine,
23161 compute_overlap_steps_for_affine_univar,
23162 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23163 analyze_siv_subscript, analyze_miv_subscript,
23164 analyze_overlapping_iterations, subscript_dependence_tester_1,
23165 compute_self_dependence, free_dependence_relation): Work
23166 with affine_fn instead of chrecs.
23167 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23168 common_affine_function, affine_function_base,
23169 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23170 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23171 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23172 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23173 (all_chrecs_equal_p): Removed.
23174 * tree-data-ref.h (affine_fn, conflict_function): New types.
23175 (struct subscript): Change type of conflicting_iterations_in_a
23176 and conflicting_iterations_in_b.
23178 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23181 * config/pa/pa.h (TARGET_HPUX_11): New.
23182 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23183 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23185 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23186 Richard Guenther <rguenther@suse.de>
23188 * tree-ssa-structalias.c (solve_graph): Handle case
23189 we merged the variable to another.
23191 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23193 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23196 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23197 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23199 2007-01-25 DJ Delorie <dj@redhat.com>
23201 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23202 allow changes to modes which don't fit in those registers.
23204 * reload1.c (choose_reload_regs): Check for invalid subregs before
23205 computing their locations, not after.
23207 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23210 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23211 save Altivec registers in an eh_return function.
23212 (compute_vrsave_mask): Likewise.
23213 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23214 for saving Altivec registers.
23215 (rs6000_emit_prologue): Don't allocate stack twice in
23216 eh_return function. Correct expected value of altivec_save_offset
23217 when using save_world. Describe save of R0 to stack when using
23218 save_world. Describe stack pointer adjustment when using
23219 save_world. Remove duplicated eh_return parameter register saving.
23220 Update sp_offset variable after save_world.
23221 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23223 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23224 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23227 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23229 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23231 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23234 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23235 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23237 2007-01-25 Richard Guenther <rguenther@suse.de>
23239 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23240 * common.opt (-Wcoverage-mismatch): New warning option.
23241 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23242 if -Wcoverage-mismatch is given.
23244 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23246 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23247 (ipcp_driver): Change to static definition.
23248 Add dumping of the ifunctions.
23249 (constant_val_insert): Remove unused parameter. Support for SSA.
23250 (ipcp_propagate_const): Support for SSA.
23251 (ipcp_profile_bb_print): Print only analyzed nodes.
23252 (ipcp_replace_map_create): Remove support for Fortran constant
23254 * ipa-prop.c (ipa_method_modify_stmt,
23255 ipa_callsite_compute_param): Support for SSA.
23256 * ipa-prop.h (ipcp_driver): Remove declaration.
23257 (IS_VALID_TREE_MAP_INDEX): Add define.
23259 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23261 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23263 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23265 PR middle-end/30447
23266 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23267 constant argument to cabs and do it without checking for
23268 -funsafe-math-optimizations.
23270 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23272 * c-common.h (RID_FIRST_CXX0X): New.
23273 (RID_LAST_CXX0X): New.
23274 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23276 * c.opt (Wc++0x-compat): New.
23277 * doc/invoke.texi (-Wc++0x-compat): Document.
23279 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23281 * builtins.c (fold_builtin_carg): New.
23282 (fold_builtin_1): Use it.
23284 2007-01-24 Jan Hubicka <jh@suse.cz>
23286 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23288 * ipa-inline.c (initial_insns, max_insns): Delete.
23289 (compute_max_insns): New function.
23290 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23291 amount of insns as base for code growth.
23292 (cgraph_decide_inlining): Make initial_insns local; do not compute
23294 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23295 * doc/invoke.texi (inline-unit-growth): Update docs.
23297 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23299 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23300 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23301 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23302 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23303 for CPUs that have PTA_CX16 set.
23305 PR middle-end/27416
23306 * gimplify.c (omp_check_private): New function.
23307 (gimplify_scan_omp_clauses): Use it for
23308 firstprivate/lastprivate/reduction.
23310 PR middle-end/30494
23311 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23312 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23314 PR middle-end/30421
23315 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23316 If lower_lastprivate_clauses emits some statements, append them
23317 to dlist rather than body_p and to body_p append an initializer.
23318 (lower_omp_for): Adjust caller.
23320 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23322 * target.h (globalize_decl_name): New.
23323 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23324 * output.h (default_globalize_decl_name): New.
23325 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23327 (globalize_decl): Ditto.
23328 (default_globalize_decl_name): New.
23329 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23330 (ia64_handle_version_id_attribute): New.
23331 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23332 (ia64_asm_output_external): Use globalize_decl_name instead
23333 of globalize_label.
23334 * doc/extend.texi (version_id): New pragma.
23335 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23337 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23339 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23340 _uleb128_t and _Unwind_SWord with _sleb128_t.
23341 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23342 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23344 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23345 * unwind-pe.h (read_uleb128, read_sleb128,
23346 read_encoded_value_with_base): Likewise.
23347 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23349 2007-01-24 Richard Guenther <rguenther@suse.de>
23351 * builtins.c (expand_builtin_cexpi): Get the fndecl
23352 for cexp in the correct way.
23354 2007-01-24 Jan Hubicka <jh@suse.cz>
23356 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23359 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23361 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23362 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23363 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23364 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23365 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23366 __SIZEOF_PTRDIFF_T__.
23367 * doc/cpp.texi: Documentation for the new builtin macros added.
23369 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23371 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23372 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23373 instead of operands[2] to avoid access past the end of array.
23375 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23377 * reload1.c (emit_reload_insns): Pass the reload register
23378 for a non-spill output reload through forget_old_reloads_1.
23380 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23382 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23383 _SOFT_DOUBLE if doubles use software floating-point.
23384 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23385 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23386 * config/rs6000/darwin-ldouble.c: Also compile functions for
23387 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23388 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23389 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23390 commented-out long double override.
23391 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23392 * config/rs6000/eabispe.h: Likewise.
23393 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23394 long double for non-SPE.
23395 (rs6000_handle_option): Likewise.
23396 (invalid_e500_subreg): Disallow more subregs involding DImode,
23397 DFmode, TImode or TFmode.
23398 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23400 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23402 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23403 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23405 (rs6000_legitimate_address): Also check for TFmode for E500
23407 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23408 (spe_build_register_parallel): Handle TFmode and TCmode.
23409 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23411 (function_arg): Handle TFmode and TCmode for E500 double.
23412 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23414 (print_operand): Handle TFmode and TImode for %y.
23415 (rs6000_generate_compare): Handle TFmode comparisons for E500
23417 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23418 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23419 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23420 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23421 TFmode for E500 double.
23422 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23423 (floatsidf2): Enable for E500 double.
23424 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23425 (extenddftf2): Change to extenddftf2_fprs.
23426 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23427 depending on TARGET_E500_DOUBLE.
23428 (extendsftf2): Enable for E500 double.
23429 (trunctfdf2): Enable for E500 double.
23430 (trunctfsf2): Change to trunctfsf2_fprs.
23431 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23432 depending on TARGET_E500_DOUBLE.
23433 (floatsitf2): Enable for E500 double.
23434 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23435 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23436 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23437 (negtf2): Change to negtf2_internal.
23438 (negtf2): New expander.
23439 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23440 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23441 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23442 (movdi_internal32): Use rs6000_nonimmediate_operand.
23443 (unnamed splitter): Likewise.
23444 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23445 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23446 (SPE64TF, DITI): New mode macros.
23447 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23450 (frob_<mode>_di_2): New.
23451 (frob_tf_di_8_2): New.
23452 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23454 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23456 (frob_ti_<mode>_8_2): New.
23457 (frob_ti_tf_2): New.
23458 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23459 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23461 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23462 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23463 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23464 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23465 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23466 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23469 2007-01-23 Ian Lance Taylor <iant@google.com>
23471 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23473 (OBJS-archive): Reformat, alphabetize.
23474 (OBJS): Change out_object_file to OBJS-md.
23476 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23478 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23479 JUMP_P and CALL_P predicates where applicable.
23480 * config/i386/i386.c: Ditto.
23481 * config/i386/i386.md: Ditto.
23482 * config/i386/mmx.md: Ditto.
23483 * config/i386/predicates.md: Ditto.
23485 2007-01-22 Andreas Schwab <schwab@suse.de>
23487 * config/m68k/m68k.h: Fix comment.
23489 2007-01-22 Jan Hubicka <jh@suse.cz>
23491 * passes.c (init_optimization_passes): Do not rerun
23492 pass_early_warn_uninitialized.
23494 2007-01-22 Richard Guenther <rguenther@suse.de>
23496 PR tree-optimization/30038
23497 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23499 (execute_cse_sincos_1): Likewise.
23500 (execute_cse_sincos): Likewise.
23501 (gate_cse_sincos): Likewise.
23502 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23503 the cexpi() canonicalization of sincos().
23504 * tree-pass.h (pass_cse_sincos): Declare.
23505 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23507 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23509 PR rtl-optimization/29329
23510 * combine.c (replaced_rhs_insn): Rename to i2mod.
23511 (replaced_rhs_value): Rename to i2mod_new_rhs.
23512 (i2mod_old_rhs): New global variable.
23513 (combine_instructions): Adjust for above change. Save a copy of
23514 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23515 note are substituted in the second instruction.
23516 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23517 ditch the note if it pertains to the second eliminated register
23518 and this register is mentioned in i2mod_old_rhs.
23521 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23523 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23524 the insn to which the note was originally attached.
23526 2007-01-21 Jan Hubicka <jh@suse.cz>
23528 * ipa-inline.c (inlining_mode): Comment, move up.
23529 (cgraph_decide_inlining_incrementally): Do not perform inlining
23530 itself; fix handling of flattening of self recursive functions.
23531 (cgraph_find_cycles): Remove.
23532 (cgraph_flatten_node): Remove.
23533 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23534 (try_inline): New function.
23535 (cgraph_early_inlining): Update call of
23536 cgraph_decide_inlining_incrementally. Apply inlining here.
23537 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23539 2007-01-21 Dirk Mueller <dmueller@suse.de>
23542 * tree-vrp.c (check_array_bounds): do not warn
23543 about ADDR_EXPR's of ARRAY_REF's which are immediately
23544 used in binary expressions.
23546 2007-01-21 Ira Rosen <irar@il.ibm.com>
23548 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23549 read_write_dep and macros for its access.
23550 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23551 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23552 argument, call vect_check_interleaving for every independent pair of
23553 data-refs. Mark loads that access the same memory location as a store
23555 (vect_check_dependences): Remove.
23556 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23557 call, fix the call to vect_analyze_data_ref_dependence.
23558 (vect_analyze_data_ref_access): For statements that access the same
23559 data-ref, check that they are not stores; for loads, check that there
23560 is no store that access the same location.
23562 2007-01-20 Roger Sayle <roger@eyesopen.com>
23563 Joseph Myers <joseph@codesourcery.com>
23565 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23566 (-fdump-rtl-stack): Likewise.
23567 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23568 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23569 (-mpt-fixed): Use @minus{} for minus sign.
23570 (Using Precompiled Headers): Fix under/overfull hbox.
23572 2007-01-20 Jan Hubicka <jh@suse.cz>
23574 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23575 place within annotation.
23577 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23579 * pa.c (output_move_double): Change array size of xoperands to 4.
23581 2007-01-20 Jan Hubicka <jh@suse.cz>
23583 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23586 2007-01-19 Ian Lance Taylor <iant@google.com>
23588 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23589 constant to unsigned HOST_WIDE_INT before negating.
23591 2007-01-19 Ian Lance Taylor <iant@google.com>
23593 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23595 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23596 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23597 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23598 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23599 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23600 (realloc_vdef, realloc_vuse): Change second parameter to
23602 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23603 fields to unsigned.
23604 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23605 unsigned. Change x and lim locals to unsigned.
23606 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23608 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23609 (copy_virtual_operands): Change i and n locals to unsigned.
23611 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23613 PR middle-end/29335
23614 * builtins.c (fold_builtin_1): Handle builtin fdim.
23616 2007-01-20 Jan Hubicka <jh@suse.cz>
23618 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23619 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23620 init_alias_heapvars.
23621 (init_alias_heapvars): Initialize only when not already initialized.
23622 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23624 2007-01-19 Roger Sayle <roger@eyesopen.com>
23626 * common.opt (fsigned-zeros): New command line option.
23627 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23628 of flag_unsafe_math_optimizations.
23629 * opts.c (set_fast_math_flags): The -ffast-math command line option
23630 implies -fno-signed-zeros.
23631 (fast_math_flags_set_p): Likewise.
23633 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23634 the documentation of -ffast-math appropriately. Wrap long lines.
23636 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23638 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23639 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23641 2007-01-19 Tomas Bily <tbily@suse.cz>
23643 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23645 (tree_init_ic_make_global_vars): New function
23646 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23647 (tree_gen_ic_profiler): New function
23648 (tree_gen_ic_func_profiler): New function
23649 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23650 (tree_profile_hooks): Added hook for indirec/virtual calls
23651 * value-prof.c (tree_find_values_to_profile): New case for
23653 (tree_values_to_profile): Call for determining indirect/virtual
23655 (tree_indirect_call_to_profile): New function
23656 (tree_ic_transform): New function
23657 (tree_ic): New function
23658 (find_func_by_pid): New function
23659 (init_pid_map): New function
23660 (tree_value_profile_transformations): Added check for
23661 indirect/virtual call transformation
23662 * value-prof.h (enum hist_type): New counter type for
23663 indirect/virtual calls
23664 (profile_hooks): Added new hook for profiling indirect/virtual
23666 * profile.c (instrument_values): New case for indirect/virtual
23668 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23669 (GCOV_COUNTER_V_INDIR): New counter type
23670 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23671 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23673 * cgraph.c: Definition of cgraph_max_pid
23674 (cgraph_create_node): Default init of pid attribute
23675 * cgraph.h: Declaration of cgraph_max_pid
23676 (struct cgraph_node): Added pid attribute
23677 * libgcov.c (__gcov_indirect_call_profiler): New function
23678 (__gcov_one_value_profiler_body): New function
23679 (__gcov_one_value_profiler): Body was moved to
23680 __gcov_one_value_profiler_body and calls it
23682 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23684 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23685 * gengtype.c (write_types_data, write_func_for_structure,
23686 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23687 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23688 (walk_type, write_func_for_structure): Generate the mark_hook if
23691 2007-01-19 Jan Hubicka <jh@suse.cz>
23693 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23694 'early' argument take inlining mode argument specifying whether to
23695 inline for size/speeed or all functions; add support for flattening;
23697 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23699 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23702 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23703 the name of the declared identifier.
23705 2007-01-19 Dirk Mueller <dmueller@suse.de>
23707 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23708 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23709 duplicate evaluation.
23711 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23713 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23714 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23715 to XFMode, use acosxf2 and truncate result to requested mode.
23716 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23717 (asin<mode>2): Similarly, with asin expanders.
23718 (*fscalexf4_i387): Rename from *fscalexf4.
23719 (expNcorexf3): New expander.
23720 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23721 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23722 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23723 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23724 patterns for SSE math.
23725 (exp10<mode>2): Similarly, with exp10 expanders.
23726 (exp2<mode>2): Similarly, with exp2 expanders.
23727 (expm1<mode>2): Similarly, with expm1 expanders.
23728 (ldexp<mode>3): Similarly, with ldexp expanders.
23729 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23730 Use gen_truncxf<mode>2_i387_noop to truncate result.
23732 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23734 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23735 for ColdFire targets.
23737 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23738 Richard Sandiford <richard@codesourcery.com>
23740 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23741 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23742 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23743 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23744 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23745 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23747 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23749 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23750 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23751 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23752 (*adddi_dilshr32_cf): New pattern.
23753 (adddi3, subdi3): Remove first alternatives.
23755 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23757 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23758 implemented using move.l, do not use its cc result for floating-point
23761 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23763 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23764 from accepting 's' constraints if flag_pic.
23766 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23768 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23769 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23770 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23771 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23773 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23775 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23776 ColdFire alternatives.
23777 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23778 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23779 architectures that support ff1 instruction.
23781 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23782 Julian Brown <julian@codesourcery.com>
23784 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23785 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23786 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23789 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23791 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23793 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23794 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23795 HOST_WIDE_INT instead of an rtx.
23796 (m68k_rtx_costs): Update call accordingly.
23797 (output_move_const_into_data_reg): Likewise. Fix formatting.
23798 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23800 (output_move_simode_const): Update calls after above changes.
23801 Rework to use automatic variables and predicates like MEM_P.
23802 * config/m68k/m68k.md (pushexthisi_const): Update call to
23805 2007-01-19 Dirk Mueller <dmueller@suse.de>
23807 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23808 in dump_flags test.
23810 2007-01-19 Richard Guenther <rguenther@suse.de>
23812 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23813 via cexp in case sincos is not available.
23815 2007-01-19 Richard Guenther <rguenther@suse.de>
23817 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23818 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23819 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23820 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23821 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23822 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23823 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23824 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23826 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23828 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23830 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23831 (atan2xf3): Directly generate RTL pattern.
23832 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23833 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23834 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23835 disable patterns for SSE math.
23836 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23837 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23838 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23839 disable patterns for SSE math.
23841 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23843 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23845 2007-01-18 Roger Sayle <roger@eyesopen.com>
23847 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23848 VIEW_CONVERT_EXPR to the same type as it's operand.
23850 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23852 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23853 configured for long double 128.
23855 2007-01-18 Mike Stump <mrs@apple.com>
23857 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23860 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23862 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23865 2007-01-18 Jan Hubicka <jh@suse.cz>
23867 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23868 greater than NUM_VOP_FREE_BUCKETS.
23870 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23872 * tree-ssa-structalias.c: Update comments.
23873 (ptabitmap_obstack): Removed.
23874 (pta_obstack): New.
23875 (oldpta_obstack): Ditto.
23876 (stats): Add a few members.
23877 (struct variable_info): Remove node, complex, address_taken, and
23878 indirect_target members. Add oldsolution member.
23879 (new_var_info): Do not initialize removed members.
23880 (constraint_expr_type): Remove INCLUDES.
23881 (constraint_graph): Add size, implicit_preds, rep,
23882 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23883 (FIRST_REF_NODE): New macro.
23884 (LAST_REF_NODE): Ditto.
23885 (FIRST_ADDR_NODE): Ditto.
23886 (find): New function.
23888 (dump_constraint): Do not handle INCLUDES.
23889 (insert_into_complex): Do not insert duplicate constraints.
23890 (condense_varmap_nodes): Renamed and rewritten into ...
23891 (merge_node_constraints): This. Also fix bug in handling of
23892 offseted copy constraints.
23893 (clear_edges_for_node): No longer need to deal with preds at all,
23894 or removing associated preds/succs.
23895 (merge_graph_nodes): Deal with indirect_cycles.
23896 Don't deal with predecessors.
23897 (add_implicit_graph_edge): New function.
23898 (add_pred_graph_edge): Ditto.
23899 (add_graph_edge): Don't deal with predecessors.
23900 (build_constraint_graph): Removed.
23901 (build_pred_graph): New function.
23902 (build_succ_graph): Ditto.
23903 (struct scc_info): Removed in_component. Added roots, dfs, and
23904 node_mapping. Remove visited_index, unification_queue.
23905 (scc_visit): Deal with union-find we do now.
23906 Deal with cycles with REF nodes.
23907 (collapse_nodes): Renamed and rewritten to ...
23908 (unify_nodes): This.
23909 (process_unification_queue): Removed.
23910 (topo_visit): Cleanup
23911 (do_da_constraint): Use find.
23912 (do_sd_constraint): Ditto.
23913 (do_ds_constraint): Ditto.
23914 (do_complex_constraint): Ditto.
23915 (init_scc_info): Update for removed and added members.
23916 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23917 (find_indirect_cycles): This.
23918 (equivalence_class): New variable.
23919 (label_visit): New function.
23920 (perform_variable_substitution): Rewritten.
23921 (free_var_substitution_info): New function.
23922 (find_equivalent_node): Ditto.
23923 (move_complex_constraints): Ditto.
23924 (eliminate_indirect_cycles): Ditto.
23925 (solve_graph): Only propagate changed bits.
23926 Use indirect cycle elimination.
23928 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23929 (tree_id_eq): Renamed to ...
23930 (tree_vi_eq): This. Update for member change
23931 (insert_id_for_tree): Renamed and rewritten to ...
23932 (insert_vi_for_tree): This.
23933 (lookup_id_for_tree): Renamed and rewritten to ...
23934 (lookup_vi_for_tree): This.
23935 (get_id_for_tree): Renamed and rewritten to ...
23936 (get_vi_for_tree): Ditto.
23937 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23938 (process_constraint): Don't handle INCLUDES.
23939 Remove special ADDRESSOF case.
23940 (find_func_aliases): Rewrite to use vi functions instead of id
23942 (create_function_info_for): Ditto.
23943 (create_variable_info_for): Ditto.
23944 (intra_create_variable_infos): Ditto.
23945 (merge_smts_into): Ditto.
23946 (find_what_p_points_to): Ditto.
23947 (init_base_vars): Ditto.
23948 (init_alias_vars): Ditto.
23949 (remove_preds_and_fake_succs): New function.
23950 (dump_sa_points_to_info): Dump new stats.
23951 (dump_solution_for_var): Use find.
23952 (set_used_smts): Fix formatting.
23953 (compute_points_to_sets): Updated for new functions.
23954 (ipa_pta_execute): Ditto.
23956 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23957 Richard Sandiford <richard@codesourcery.com>
23959 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23961 * calls.c (expand_call): If the return value is a PARALLEL,
23962 extract its first member.
23963 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23964 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23965 use FUNCTION_EXTRA_EPILOGUE.
23966 (m68k_function_value): Return a PARALLEL if the return value
23967 is of a pointer type.
23968 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23969 (FUNCTION_EXTRA_EPILOGUE): Remove.
23970 * config/m68k/m68k.md (D0_REG): New constant.
23972 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23974 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23975 output a NOP for empty epilogues.
23977 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23979 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23980 before function. Extend register save check to include all
23981 registers, not just integer ones.
23983 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23985 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23986 (m68k_use_return_insn): ...this.
23987 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23988 * config/m68k/m68k.c (use_return_insn): Rename to...
23989 (m68k_use_return_insn): ...this.
23990 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23991 of USE_RETURN_INSN.
23993 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23995 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23996 nearest even, fix denormal rounding overflow.
23998 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24000 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24001 f%$smove and f%$move.
24002 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24003 (extendsfdf2_cf): Use fdmove instead of f%&move.
24004 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24005 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24007 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24009 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24012 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24014 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24015 (coldfire_single_format): Declare.
24016 (coldfire_double_format): Likewise.
24017 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24018 of qnan_msb_set to determine the lower bits of a canonical
24020 (encode_ieee_double): Likewise.
24021 (encode_ieee_quad): Likewise.
24022 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24023 (mips_single_format): Likewise.
24024 (ieee_double_format): Likewise.
24025 (mips_double_format): Likewise.
24026 (ieee_extended_motorola_format): Likewise.
24027 (ieee_extended_intel_96_format): Likewise.
24028 (ieee_extended_intel_128_format): Likewise.
24029 (ieee_extended_intel_96_round_53_format): Likewise.
24030 (ibm_extended_format): Likewise.
24031 (mips_extended_format): Likewise.
24032 (ieee_quad_format): Likewise.
24033 (mips_quad_format): Likewise.
24034 (vax_f_format): Likewise.
24035 (vax_d_format): Likewise.
24036 (vax_g_format): Likewise.
24037 (i370_single_format): Likewise.
24038 (i370_double_format): Likewise.
24039 (decimal_single_format): Likewise.
24040 (decimal_double_format): Likewise.
24041 (decimal_quad_format): Likewise.
24042 (c4x_single_format): Likewise.
24043 (c4x_extended_format): Likewise.
24044 (real_internal_format): Likewise.
24045 (coldfire_single_format): New real_format.
24046 (coldfire_double_format): Likewise.
24047 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24048 canonical_nan_lsbs_set.
24049 (pdp11_d_format): Likewise.
24050 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24051 if TARGET_COLDFIRE_CPU.
24053 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24055 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24056 (output_call, m68k_legitimize_call_address): Declare.
24057 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24058 parenthesees. Add support for a 'W' constraint.
24059 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24060 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24061 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24062 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24064 (override_options): Initialize them. Do not set flag_no_function_cse
24065 for TARGET_ID_SHARED_LIBRARY.
24066 (m68k_output_pic_call): Delete.
24067 (m68k_legitimize_call_address): New function.
24068 (print_operand): Remove the %o prefix. Handle the %p prefix.
24069 (output_call): New function.
24070 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24071 target address from the GOT if symbolic jumps are not allowed.
24072 * config/m68k/m68k.md (call, general_operand): Do not set
24073 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24074 Merge separate flag_pic and !flag_pic define_insns into...
24075 (*call, *call_value): ...these new patterns. Match the address
24076 rather than the containing MEM and require it to be a call_operand.
24077 Use output_call to generate the asm template.
24078 * config/m68k/predicates.md (const_call_operand): New predicate.
24079 (call_operand): Likewise.
24081 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24083 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24084 (STACK_GROWS_DOWNWARD): Define to 1.
24085 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24086 comments, emphasizing that these values are only defaults.
24087 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24088 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24090 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24092 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24094 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24095 Richard Sandiford <richard@codesourcery.com>
24097 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24098 (FP_REGNO_P): New macros.
24099 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24100 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24101 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24102 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24104 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24106 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24107 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24109 * config/m68k/t-floatlib: New file, extracting common code from...
24110 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24111 * config/m68k/t-uclinux: Here.
24112 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24113 routines on ColdFire targets.
24115 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24117 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24118 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24119 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24120 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24121 explicitly set MOTOROLA to 1.
24122 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24124 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24125 Nathan Sidwell <nathan@codesourcery.com>
24127 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24128 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24129 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24130 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24131 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24132 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24133 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24134 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24135 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24136 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24137 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24138 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24139 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24140 (DBX_REGISTER_NUMBER): Delete.
24141 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24142 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24143 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24145 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24147 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24148 * config/flat.h: New file.
24149 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24150 OBJECT_FORMAT_FLAT.
24151 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24152 indirect references for -msep-data or -mid-shared-library.
24153 Do not use PC-relative code addresses either.
24154 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24156 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24157 for shared libraries and crt1.o for executables. Use crti.o and
24159 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24160 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24161 Do not add -elf2flt or -shared-lib-id options here.
24162 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24163 Pass -shared-lib-id if -mid-shared-library, taking the library
24164 identifier from -mshared-library-id if given, otherwise
24166 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24167 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24168 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24169 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24170 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24171 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24173 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24174 jump sequence for ISA A and ISA A+.
24175 (PICJUMP): Likewise.
24177 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24179 * config.gcc (m68k-*-uclinux*): Base the port on the common
24180 and m68k GNU/Linux files rather than on the generic ELF ones.
24181 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24182 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24184 2007-01-18 Julian Brown <julian@codesourcery.com>
24185 Richard Sandiford <richard@codesourcery.com>
24187 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24188 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24189 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24191 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24192 80 unconditionally.
24193 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24195 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24197 * doc/install.texi: Document m68k-uclinuxoldabi.
24198 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24199 * config/m68k/uclinux-oldabi.h: New file, copied from
24200 config/m68k/uclinux.h.
24202 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24204 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24205 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24206 (m32r_compute_frame_size): Use unsigned for regno.
24207 (m32r_reload_lr): Use gen_frame_mem.
24209 (m32r_output_function_epilogue): Don't output the function epilogue
24211 (m32r_expand_epilogue): New.
24212 (direct_return): Return false if the function has the interrupt
24214 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24215 * config/m32r/m32r.md (epilogue): New expander.
24216 (return_lr, return_rte): New insns.
24217 (return): Make it expander.
24218 (return_normal): New expander.
24220 2007-01-18 Josh Conner <jconner@apple.com>
24223 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24224 support for UNLE, UNLT, UNGE, and UNGT.
24226 2007-01-18 Jan Hubicka <jh@suse.cz>
24228 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24229 * tree-tailcall (add_virtual_phis): Likewise.
24230 (optimize_tail_call): Return TODOs.
24231 (execute_tail_calls): Return TODOs.
24232 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24233 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24235 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24236 Cleanup cfg using TODO.
24237 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24238 * passes.c (execute_function_todo): When cleanup did something, remove
24240 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24241 (make_edges): Don't cleanup_cfg.
24243 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24245 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24246 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24247 operate on the top of stack.
24248 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24249 register handling of instructions that output to the second
24251 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24252 (move_for_stack_reg): Special-case check for dead destination
24253 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24255 * config/i386/i386.md (UNSPEC_TAN): New constant.
24256 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24257 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24258 to correctly model move of constant 1.0 to top stack slot.
24259 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24260 (unnamed peephole2 pattern): Remove corresponding peephole2
24261 pattern that optimizes tan insn and loading of constant 1.0.
24262 (tanxf2): Use fptanxf4_i387.
24263 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24264 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24265 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24266 disable patterns for SSE math.
24267 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24268 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24270 2007-01-18 Dirk Mueller <dmueller@suse.de>
24271 Richard Guenther <rguenther@suse.de>
24274 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24275 * common.opt (Warray-bounds): Add new warning option.
24276 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24278 * Makefile.in: make tree-vrp.o depend on toplev.h
24279 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24281 (check_array_refs, check_array_bounds, check_array_ref): New.
24283 2007-01-18 Jan Hubicka <jh@suse.cz>
24285 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24286 (execute_ssa_ccp): Return flags conditionally.
24287 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24289 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24291 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24293 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24294 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24296 * Makefile.c (GTFILES): Add cfglayout.h.
24297 * gengtype.c (open_base_files): Likewise.
24298 * cfglayout.c (cfg_layout_function_footer,
24299 cfg_layout_function_header) Reindent to make gengtype happy.
24300 * cfglayout.h (cfg_layout_function_footer,
24301 cfg_layout_function_header): Add GTY(()) marker.
24303 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24305 2007-01-18 Ben Elliston <bje@au.ibm.com>
24307 * genautomata.c (write_automata): Include xstrerror output in the
24308 error message if writing the DFA description file fails.
24310 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24312 * config/mips/mips-protos.h (mips_output_external): Make it
24314 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24315 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24316 (extern_list): Likewise.
24317 (extern_head): Likewise.
24318 (TARGET_ASM_FILE_END): Likewise.
24319 (mips_file_end): Likewise.
24320 (mips_output_external): Rewritten.
24322 2007-01-18 Ben Elliston <bje@au.ibm.com>
24324 * genpreds.c (write_insn_preds_c): Only write out the function
24325 body for regclass_for_constraint if we have register constraints.
24327 2007-01-17 Tom Tromey <tromey@redhat.com>
24329 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24330 * doc/install.texi (Testing): Use sourceware.org.
24331 (Binaries): Likewise.
24332 (Specific): Likewise.
24333 * doc/contrib.texi (Contributors): Use sourceware.org.
24335 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24337 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24338 (AVR_ENHANCED): Rename to ...
24339 (AVR_HAVE_MUL): ... new.
24340 (avr_enhanced_p): Rename to ...
24341 (avr_have_mul_p): ... new.
24342 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24343 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24344 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24345 (avr_have_mul_p): ... new.
24346 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24347 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24348 'avr_enhanced_p' and 'enhanced'.
24349 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24350 AVR_HAVE_MUL instead of AVR_ENHANCED.
24351 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24352 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24353 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24354 instead of AVR_ENHANCED.
24355 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24356 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24357 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24359 2007-01-17 Ian Lance Taylor <iant@google.com>
24361 * vec.h (VEC_reserve_exact): Define.
24362 (vec_gc_p_reserve_exact): Declare.
24363 (vec_gc_o_reserve_exact): Declare.
24364 (vec_heap_p_reserve_exact): Declare.
24365 (vec_heap_o_reserve_exact): Declare.
24366 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24368 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24369 negative parameter.
24370 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24371 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24372 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24373 * vec.c (calculate_allocation): Add exact parameter. Change all
24375 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24376 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24377 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24378 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24379 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24380 (vec_heap_p_reserve_exact): New function.
24381 (vec_heap_o_reserve_exact): New function.
24383 2007-01-17 Jan Hubicka <jh@suse.cz>
24385 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24387 2007-01-17 Eric Christopher <echristo@apple.com>
24389 * config.gcc: Support core2 processor.
24391 2007-01-16 Jan Hubicka <jh@suse.cz>
24393 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24394 the names, just unlink the chain so we don't crash on dangling
24398 2007-01-16 Jan Hubicka <jh@suse.cz>
24400 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24401 * tree-pass.h: Reorder to make IPA passes appear toegher.
24402 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24404 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24405 parameters, do not call early inliner.
24406 * ipa-inline.c: Update comments. Include tree-flow.h
24407 (cgraph_decide_inlining): Do not compute inlining parameters.
24408 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24409 be called with function context set up.
24410 (pass_ipa_inline): Remove unreachable functions before pass.
24411 (cgraph_early_inlining): Simplify assuming to be called from the
24413 (pass_early_inline): New pass.
24414 (cgraph_gate_ipa_early_inlining): New gate.
24415 (pass_ipa_early_inline): Turn into simple wrapper.
24416 (compute_inline_parameters): New function.
24417 (gate_inline_passes): New gate.
24418 (pass_inline_parameters): New pass.
24419 (apply_inline): Move here from tree-optimize.c
24420 (pass_apply_inline): New pass.
24421 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24423 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24424 doing them by hand.
24425 (tree_function_versioning): Do not allocate dummy struct function.
24426 * tree-inline.h (optimize_inline_calls): Update prototype.
24427 * tree-optimize.c (execute_fixup_cfg): Export.
24428 (pass_fixup_cfg): Remove
24429 (tree_rest_of_compilation): Do not apply inlines.
24430 * tree-flow.h (execute_fixup_cfg): Declare.
24431 * Makefile.in (gt-passes.c): New.
24432 * passes.c: Include gt-passes.h
24433 (init_optimization_passes): New passes.
24434 (nnodes, order): New static vars.
24435 (do_per_function_toporder): New function.
24436 (execute_one_pass): Dump current pass here.
24437 (execute_ipa_pass_list): Don't dump current pass here.
24439 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24441 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24442 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24444 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24446 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24447 (strong_alias): Define.
24448 (__gcc_qmul): Provide non-FMA for soft-float.
24449 (__gcc_qdiv): Same.
24454 (__gcc_qunord): New.
24464 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24465 soft-float functions.
24466 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24467 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24468 about long double soft float.
24470 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24471 Tehila Meyzels <tehila@il.ibm.com>
24473 * tree-vectorizer.h (is_pattern_stmt_p): New.
24474 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24475 formatting (tabs instead of spaces). Cleanup and clarify setting
24476 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24477 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24478 (vectorizable_type_demotion): Check that types are integral.
24479 (vectorizable_type_promotion): Likewise.
24480 (vectorizable_store): Fix typo. Eliminate new-line at end of
24483 2007-01-16 Jan Hubicka <jh@suse.cz>
24485 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24488 2007-01-15 Eric Christopher <echristo@apple.com>
24490 * ifcvt.c: Include vec.h, vecprim.h.
24491 (check_cond_move_block): New argument regs.
24492 Reorganize. Add registers used to regs.
24493 (cond_move_process_if_block): Use regs set above as
24496 2007-01-15 Eric Christopher <echristo@apple.com>
24498 * config/darwin.h: Update copyright.
24499 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24500 (LINK_COMMAND_SPEC): Add -u.
24501 (LINK_SPEC): Fix umbrella for above.
24503 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24505 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24508 2007-01-15 Tom Tromey <tromey@redhat.com>
24510 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24511 * doc/install.texi (Testing): Don't mention jacks.
24512 (Configuration): Document --enable-java-maintainer-mode. Move
24513 --with-java-home to libgcj-specific section. Document
24515 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24517 2007-01-15 Jan Hubicka <jh@suse.cz>
24519 * tree-ssa-dce.c (DCE_TODOs): New.
24520 (propagate_necessity): Return if something changed.
24521 (eliminate_unnecessary_stmts): Likewise.
24522 (perform_tree_ssa_dce): Return TODO flags when needed.
24523 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24525 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24527 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24528 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24529 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24530 patterns using X87MODEF12 mode macro. Extend operand 1
24531 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24532 (log10<mode>2): Ditto.
24533 (log2<mode>2): Ditto.
24534 (log1p<mode>2): Ditto.
24535 (logb<mode>2): Ditto.
24536 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24537 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24538 (*fxtractxf3_i387): Rename from *fxtractxf3.
24539 (fxtract_extend<mode>xf3_i387): New insn pattern.
24540 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24541 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24542 and gen_fyl2xxf3_i387().
24544 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24546 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24547 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24548 get_loop_exit_edges. Changed return type to bool.
24549 * cfgloop.h (fix_loop_placement): Declaration removed.
24551 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24553 * param.h (MIN_VECT_LOOP_BOUND): New.
24554 * params.def (MIN_VECT_LOOP_BOUND): New.
24555 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24556 argument - minimum threshold for number of iterations.
24557 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24558 argument to declaration.
24559 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24560 MIN_VECT_LOOP_BOUND.
24561 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24562 slpeel_tree_peel_loop_to_edge with additional argument.
24563 (vect_do_peeling_for_alignment): Likewise.
24564 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24566 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24569 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24570 operands of size 1.
24572 2007-01-14 Jan Hubicka <jh@suse.cz>
24574 * tree-dfa.c (remove_referenced_var): New function.
24575 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24576 prune referenced vars list too.
24577 * tree-flow.h (remove_referenced_var): Declare.
24579 2007-01-14 Jan Hubicka <jh@suse.cz>
24581 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24583 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24584 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24585 * except.h (verify_eh_throw_table_statements): Kill prototype.
24586 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24587 into call exrepssions.
24588 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24590 * tree-cfg.c: Include pointer-set.h.
24591 (verify_node_sharing): Work on pointer set.
24592 (verify_eh_throw_stmt_node): New.
24593 (verify_stmts): Use pointers sets, verify throw_stmt.
24595 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24597 * ipa-reference.c (analyze_function): Consider also addresses taken
24600 2007-01-12 Roger Sayle <roger@eyesopen.com>
24602 * c-typeck.c (null_pointer_constant_p): Replace use of
24603 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24604 (build_c_cast): Likewise.
24606 2007-01-12 Roger Sayle <roger@eyesopen.com>
24608 * tree.h (force_fit_type_double): Remove unused final argument.
24609 * c-common.c (constant_expression_warning): Replace use of
24610 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24611 (convert_and_check): Likewise.
24612 (shorten_compare): Update call to force_fit_type_double.
24613 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24614 * convert.c (convert_to_pointer): Update call to
24615 force_fit_type_double.
24616 * fold-const.c (force_fit_type_double): Remove overflowed_const
24618 (int_const_binop, fold_convert_const_int_from_int,
24619 fold_convert_const_int_from_real, fold_div_compare,
24620 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24621 fold_abs_const, fold_not_const): Remove the final argument from
24622 calls to force_fit_type_double.
24624 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24626 * configure.ac: Set insn to "nop" for spu-*-* also.
24627 * configure: Regenerate.
24629 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24631 * builtins.def : Add BUILT_IN_FREE.
24633 2007-01-12 Jan Hubicka <jh@suse.cz>
24635 PR tree-optimization/30443
24636 * tree-inline.c (tree_function_versioning): Do not optimize when
24637 cloning for inlining.
24639 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24641 * doc/loop.texi: Document recording of loop exits.
24642 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24643 (update_single_exits_after_duplication,
24644 update_single_exit_for_duplicated_loop,
24645 update_single_exit_for_duplicated_loops): Removed.
24646 (duplicate_loop_to_header_edge): Do not call
24647 update_single_exits_after_duplication and
24648 update_single_exit_for_duplicated_loops.
24649 (loop_version): Do not update single_exit information.
24650 (fix_loop_structure): Use record_loop_exits instead of
24651 mark_single_exit_loops.
24652 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24653 the lists of loop exits.
24654 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24655 split_edge, merge_blocks): Update the lists of loop exits.
24656 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24657 loop_optimizer_init.
24658 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24659 of mark_single_exit_loops.
24660 (loop_optimizer_finalize): Call release_recorded_exits.
24661 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24662 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24663 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24664 update single exit information.
24665 * lambda-code.c (perfect_nestify): Ditto.
24666 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24667 (mark_single_exit_loops): Removed.
24668 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24669 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24670 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24672 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24673 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24674 (verify_loop_structure): Verify consistency of the exit lists.
24675 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24676 (set_single_exit): Removed.
24677 * cfgloop.h (struct loop_exit): New function.
24678 (struct loop): single_exit_ field replaced by exits field.
24679 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24680 LOOPS_HAVE_RECORDED_EXITS.
24681 (struct loops): Added exits hash.
24682 (mark_single_exit_loops, set_single_exit): Declaration removed.
24683 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24685 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24687 * doc/invoke.texi: Avoid use of @headitem.
24689 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24691 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24693 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24695 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24698 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24699 Richard Sandiford <richard@codesourcery.com>
24701 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24702 * config/m68k/m68k.opt: Resort options.
24703 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24705 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24706 Richard Sandiford <richard@codesourcery.com>
24708 * doc/invoke.texi: Document the macros that are defined by
24709 m68k's -mtune and -mhard-float options.
24710 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24711 (m68k_cpp_cpu_family): Likewise.
24712 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24713 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24714 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24715 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24716 (m68k_cpp_cpu_family): Likewise.
24718 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24720 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24721 macros besides mc68000 as tuning macros. Use a switch statement
24722 to set them and mcpu32.
24724 2007-01-12 Julian Brown <julian@codesourcery.com>
24726 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24727 (TARGET_68040_ONLY): Rename to...
24728 (TARGET_68040): ...this.
24729 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24730 * config/m68k/m68k.md: Likewise.
24732 2007-01-12 Julian Brown <julian@codesourcery.com>
24733 Nathan Sidwell <nathan@codesourcery.com>
24734 Richard Sandiford <richard@codesourcery.com>
24736 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24737 the -mcpu= argument associated with the --with-cpu setting.
24738 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24739 if different from the one implied by the -mcpu setting.
24740 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24741 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24742 * doc/invoke.texi: Mention ColdFire in the introduction to the
24743 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24744 -mno-div and -mhard-float options. Make -m68881 a synonym for
24745 -mhard-float. Document the previously-undocumented -m5206e,
24746 -m528x, -m5307 and -m5407 options. Tweak the existing option
24747 documentation for consistency.
24748 * doc/install.texi: Mention new --with-cpu arguments.
24749 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24750 default CPU if neither -mcpu nor -march are specified.
24751 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24752 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24753 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24754 using m68k_tune to decide between families that implement the
24755 same ISA. Use m68k_tune to set __mcfv4e__.
24756 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24757 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24758 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24759 (FL_ISA_C, FL_ISA_MMU): New macros.
24760 (MASK_COLDFIRE): Delete.
24761 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24762 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24763 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24764 (TARGET_HARD_FLOAT): Do not define here.
24765 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24766 (TUNE_68000): New macro.
24767 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24768 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24769 (TUNE_CFV2): Redefine in terms of m68k_tune.
24770 (uarch_type, target_device, fpu_type): New enums.
24771 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24772 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24773 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24774 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24775 (FL_FOR_isa_c): New macros.
24776 (m68k_isa): New enum.
24777 (m68k_target_selection): New structure.
24778 (all_devices, all_isas, all_microarchs): New tables.
24779 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24780 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24781 (MASK_ALL_CPU_BITS): Delete.
24782 (m68k_find_selection): New function.
24783 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24784 Map the legacy target options to a combination of the new ones.
24785 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24786 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24787 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24789 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24790 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24792 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24793 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24794 * config/m68k/m68k-devices.def: New file.
24796 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24797 Nathan Sidwell <nathan@codesourcery.com>
24799 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24800 (SUBTARGET_EXTRA_SPECS): New macros.
24801 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24802 use %(asm_cpu_spec) instead.
24803 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24804 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24805 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24806 (EXTRA_SPECS): Rename to...
24807 (SUBTARGET_EXTRA_SPECS): ...this.
24809 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24810 Richard Sandiford <richard@codesourcery.com>
24811 Julian Brown <julian@codesourcery.com>
24813 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24814 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24815 to the configuration's default CPU.
24816 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24817 Remove default masks.
24818 (m680[012]0-*-*): Set the default with_cpu to the first part of
24820 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24821 (m68k*-*-linux): Extend the --with-cpu handling to...
24822 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24823 and m68010. Don't set target_cpu_default2.
24824 * doc/install.texi: Document --with-cpu for m68k.
24825 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24826 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24827 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24828 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24829 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24830 (ASM_SPEC): Remove use of %(asm_cpu_default).
24831 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24832 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24833 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24834 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24835 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24836 (TARGET_DEFAULT): Delete.
24837 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24838 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24839 (CPP_CPU_SPEC): Delete.
24840 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24841 the appropriate string.
24842 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24843 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24844 (ASM_SPEC): Don't use %(asm_default_spec).
24845 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24846 TARGET_DEFAULT and add MASK_68881.
24847 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24849 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24851 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24852 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24853 MASK_68010 alongside MASK_68020.
24854 * doc/invoke.texi: Document -m68010.
24855 * config/m68k/m68k.opt (m68010): New.
24856 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24858 (TUNE_68010): New macro.
24859 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24860 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24861 (M68K_CPU_m68332): Add MASK_68010.
24862 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24863 fallback definition.
24864 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24866 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24867 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24868 to all entries that use MASK_68020.
24869 (output_move_simode_const, output_move_himode, output_move_qimode)
24870 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24871 instead of TARGET_68020 to select clr behavior. Remove comment
24872 about there being no TARGET_68010.
24873 * config/m68k/m68k.md: Likewise throughout.
24875 2007-01-12 Julian Brown <julian@codesourcery.com>
24877 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24878 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24879 * config/m68k/m68k.md: Likewise.
24881 2007-01-12 Julian Brown <julian@codesourcery.com>
24883 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24884 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24886 2007-01-12 Julian Brown <julian@codesourcery.com>
24888 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24889 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24890 * config/m68k/m68k.md: Likewise.
24892 2007-01-12 Julian Brown <julian@codesourcery.com>
24893 Richard Sandiford <richard@codesourcery.com>
24895 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24896 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24897 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24899 (TARGET_CPU32): Rename to...
24900 (TUNE_CPU32): ...this.
24901 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24902 (TUNE_CFV2): New macros.
24903 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24904 remove conditions that are implied by TARGET_68020.
24905 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24906 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24907 (m68k_output_function_epilogue): Likewise.
24908 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24909 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24910 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24911 non-68000 timings. Refactor multiplication and division costs.
24912 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24913 TUNE_CPU32 instead of TARGET_CPU32.
24914 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24915 and TUNE_68060 instead of TARGET_68060.
24916 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24917 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24919 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24920 && !TARGET_COLDFIRE" to choose between moveq and clr.
24921 Likewise in the unnamed movsf pattern.
24922 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24923 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24926 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24928 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24929 of tabbing before backslashes.
24931 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24933 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24934 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24935 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24937 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24939 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24940 find_interesting_uses_cond.
24941 (find_interesting_uses_cond): Use extract_cond_operands.
24942 (rewrite_use_compare): Use extract_cond_operands and
24943 force_gimple_operand_bsi. Do not call update_stmt.
24944 (determine_use_iv_cost_condition): Use extract_cond_operands.
24945 Return cheaper of using original bound and changing the exit bound.
24947 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24949 PR tree-optimization/29516
24950 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24951 most_expensive_mult_to_index, addr_to_parts,
24952 create_mem_ref, maybe_fold_tmr): Make the type of
24953 fields of TARGET_MEM_REF sizetype.
24954 (move_fixed_address_to_symbol, move_pointer_to_base):
24956 * tree.def (TARGET_MEM_REF): Add comment on types of
24959 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24961 * c-common.c (vector_types_convertible_p): Treat opaque types as
24962 always convertible if they have the same size, but not otherwise.
24964 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24966 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24967 Remove the b_unconditional field.
24968 (noce_try_sign_mask): Do not look at b_unconditional.
24969 (noce_process_if_block): Do not use merge_if_blocks. Update
24970 the CFG here. Do not set b_unconditional.
24971 (cond_move_process_if_block): Likewise.
24972 (find_cond_trap): Likewise.
24973 (check_cond_move_block): Require simple jump insns at the end
24974 of the basic block.
24976 2007-01-11 Jan Hubicka <jh@suse.cz>
24978 PR tree-optimization/1046
24979 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24980 when alias info is not ready.
24981 (pass_tail_recursion): Do not require aliasing.
24982 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24983 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24984 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24985 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24986 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24987 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24988 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24990 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24991 When aliasing is not build, mark statement as volatile.
24993 2007-01-11 Tom Tromey <tromey@redhat.com>
24995 PR preprocessor/15185, PR preprocessor/20989:
24996 * doc/cppopts.texi <-MT>: Update description of algorithm for
24997 computing default target.
24998 <-M, -MD>: Reword "basename" text.
25000 2007-01-11 Roger Sayle <roger@eyesopen.com>
25002 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25003 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25004 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25005 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25006 fold_builtin_bswap, real_constp, fold_builtin_pow,
25007 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25008 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25009 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25010 * convert.c (convert_to_pointer): Likewise.
25011 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25012 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25013 const_binop, fold_convert_const_int_from_int,
25014 fold_convert_const_int_from_real,
25015 fold_convert_const_real_from_real, sign_bit_p,
25016 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25017 fold_sign_changed_comparison, fold_unary, fold_comparison,
25018 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25019 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25020 * print-tree.c (print_node_brief, print_node): Likewise.
25021 * stor-layout.c (place_field, layout_type): Likewise.
25022 * tree-chrec.c (keep_cast): Likewise.
25023 * tree.c (build_vector, build_real, build_real_from_int_cst,
25024 build_complex): Likewise.
25026 2007-01-11 Roger Sayle <roger@eyesopen.com>
25028 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25029 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25031 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25033 * configure.ac (strict1_warn): Rename to strict_warn.
25034 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25035 cc_set_by_configure, quoted_cc_set_by_configure,
25036 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25037 all_boot_languages, all_stagestuff): Remove.
25038 (target_list): Remove bootstrap targets.
25039 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25040 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25041 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25042 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25043 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25044 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25045 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25046 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25047 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25048 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25049 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25050 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25051 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25052 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25053 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25054 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25055 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25056 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25057 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25058 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25059 (mostlyclean): Adjust.
25060 (clean, distclean): Don't mention bootstrap stuff.
25061 * configure: Regenerate.
25062 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25063 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25064 treelang/config-lang.in (stagestuff): Remove.
25065 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25066 stageprofile, stagefeedback, stagestuff): Remove mention.
25068 2007-01-11 Nick Clifton <nickc@redhat.com>
25070 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25072 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25073 (mcore_arith_K_S_operand): Run the test for the S constraint not
25074 the test for the M constraint.
25075 (mcore_addsub_operand): Do not accept integer values that are
25076 larger than 32 bits.
25077 * config/mcore/mcore.md: Remove unused constraints from split.
25078 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25079 (addsi3): Likewise.
25080 (allocate_stack): Likewise.
25081 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25082 operands to 32 bits.
25083 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25085 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25086 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25087 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25088 mcore_output_bclri, mcore_output_andn, output_inline_const,
25089 mcore_output_move, mcore_output_movedouble): Likewise.
25090 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25091 (output_inline_const): Likewise.
25092 (output_inline_const): Fix format strings used in sprintf
25094 * config/mcore/mcore-protos.h: Update prototypes for changed
25095 functions in mcore.c.
25096 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25097 HOST_WIDE_INT and not int.
25098 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25099 CONST_OK_FOR_N): Likewise.
25100 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25101 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25104 2007-01-10 Jan Hubicka <jh@suse.cz>
25106 * tree-vrp.c (remove_range_assertions): Release defs.
25107 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25108 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25110 2007-01-10 Paul Brook <paul@codesourcery.com>
25112 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25113 * config/arm/arm.md (mulsi3subsi): New insn.
25115 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25117 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25118 (tree_transform_and_unroll_loop): New.
25119 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25122 2007-01-10 Robert Kennedy <jimbob@google.com>
25124 * fold-const.c (fold_comparison): Fold comparisons like (x *
25125 1000 < 0) to (x < 0).
25127 2007-01-10 Ian Lance Taylor <iant@google.com>
25129 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25130 operands have the same priority.
25132 2007-01-10 Tom Tromey <tromey@redhat.com>
25134 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25135 (fold_binary): Likewise.
25136 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25137 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25138 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25139 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25140 * langhooks.h (struct lang_hooks): Removed field
25141 'can_use_bit_fields_p'.
25143 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25145 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25147 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25149 * function.c (get_last_funcdef_no): New function.
25150 * function.h (get_last_funcdef_no): Declare.
25151 * tree-inline.c (initialize_cfun): Add initialization.
25152 (tree_function_versioning): Cleanup.
25154 2007-01-10 Jan Hubicka <jh@suse.cz>
25156 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25159 2007-01-10 Sa Liu <saliu@de.ibm.com>
25160 Ben Elliston <bje@au.ibm.com>
25162 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25163 for SAVE_NONLOCAL and Pmode for any other save level.
25164 * spu-protos.h (spu_restore_stack_block): Declare.
25165 * spu.md (save_stack_block): Remove.
25166 (restore_stack_block): Call spu_restore_stack_block.
25167 * spu.c (spu_restore_stack_block): New function.
25168 (spu_expand_epilogue): Remove old comment.
25170 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25172 PR tree-optimization/30322
25173 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25174 (cand_value_at): Return the value as aff_tree.
25175 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25176 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25177 aff_combination_mult): New functions.
25178 (aff_combination_add): Use aff_combination_add_cst.
25179 (aff_combination_convert): Allow conversions to a wider type.
25180 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25181 * tree-affine.h (aff_combination_mult): Declare.
25183 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25185 * doc/tm.texi: Update documentation to reflect reality of exec
25186 and start file search behaviours. Update copyright year.
25187 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25188 header file directories.
25190 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25192 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25193 (*cosxf2): Rename to cosxf2_i387.
25194 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25195 using X87MODEF12 mode macro. Rename patterns to
25196 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25198 (*cosdf2, *cossf2): Ditto.
25199 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25200 to match extended input operands.
25201 (sincos<mode>3): New expander.
25202 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25203 insn patterns and corresponding splitters.
25205 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25207 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25208 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25210 2007-01-09 Nicolas Pitre <nico@cam.org>
25213 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25215 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25217 * target.h (struct gcc_target): New field library_rtti_comdat.
25218 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25219 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25220 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25221 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25223 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25225 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25227 2007-01-08 Richard Guenther <rguenther@suse.de>
25229 * tree.h (force_fit_type_double): Export.
25230 (force_fit_type): Remove.
25231 * fold-const.c (force_fit_type_double): New function.
25232 (force_fit_type): Remove.
25233 (int_const_binop): Use it.
25234 (fold_convert_const_int_from_int): Likewise.
25235 (fold_convert_const_int_from_real): Likewise.
25236 (fold_div_compare): Likewise.
25237 (fold_sign_changed_comparison): Likewise.
25238 (fold_unary): Likewise.
25239 (fold_negate_const): Likewise.
25240 (fold_abs_const): Likewise.
25241 (fold_not_const): Likewise.
25242 * c-common.c (shorten_compare): Use force_fit_type_double.
25243 * convert.c (convert_to_pointer): Likewise.
25245 2007-01-08 Richard Guenther <rguenther@suse.de>
25247 * tree.h (build_int_cst_wide_type): Export.
25248 * tree.c (build_int_cst_wide_type): New function.
25249 (build_int_cst_wide): Fix comment.
25250 * builtins.c (fold_builtin_object_size): Use build_int_cst
25251 to build -1 or 0 of the correct type. Use fit_double_type
25252 to check for overflow.
25253 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25255 (decode_field_reference): Likewise.
25256 (all_ones_mask_p): Likewise.
25257 (native_interpret_int): Use build_int_cst_wide_type.
25258 (fold_binary): Use build_int_cst_type to build an all-ones
25260 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25262 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25264 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25266 2007-01-09 Ben Elliston <bje@au.ibm.com>
25268 * genautomata.c (STATS_OPTION): New option.
25269 (stats_flag): New flag.
25270 (gen_automata_option): Handle it.
25271 (initiate_automaton_gen): Ditto.
25272 (write_automata): Output statistics only if stats_flag is
25273 set. Likewise, output time statistics only if time_flag is set.
25274 * doc/md.texi (Processor pipeline description): Document new flag.
25276 2007-01-08 Richard Guenther <rguenther@suse.de>
25278 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25279 * tree.c (build_int_cst_type): Likewise.
25280 (size_in_bytes): Don't call force_fit_type on the result.
25281 (int_fits_type_p): Use fit_double_type.
25282 * fold-const.c (fit_double_type): New function.
25283 (force_fit_type): Use it.
25284 * tree.h (fit_double_type): Export.
25286 2007-01-08 Jan Hubicka <jh@suse.cz>
25288 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25289 * ipa.c (function_and_variable_visibility): Fix return type.
25291 2007-01-08 Richard Guenther <rguenther@suse.de>
25293 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25294 of offset to build the index.
25295 * tree-pretty-print.c (dump_generic_node): Don't build negated
25296 const just for printing.
25297 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25298 * builtins.c (fold_builtin_int_roundingfn): Check if result
25299 fits the type by using force_fit_type and comparing the result.
25300 * predict.c (predict_loops): Use compare_tree_int for comparison.
25301 * tree.c (build_int_cst): Fall back to integer_type_node for
25303 (build_int_cst_wide): Assert type is non-null.
25305 2007-01-08 Roberto Costa <roberto.costa@st.com>
25307 * tree-vrp.c (extract_range_from_cond_expr): New.
25308 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25309 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25311 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25312 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25313 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25314 used as expressions.
25315 * tree-object-size.c (cond_expr_object_size): New.
25316 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25318 2007-01-08 Jan Hubicka <jh@suse.cz>
25320 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25321 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25324 2007-01-08 Richard Guenther <rguenther@suse.de>
25326 PR tree-optimization/23603
25327 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25328 (extract_range_from_binary): Fall back to truthvalue instead of
25329 varying for TRUTH_*_EXPR.
25330 (extract_range_from_comparison): Fall back to truthvalue instead of
25332 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25333 if all visited PHI values were constant.
25335 2007-01-08 Jan Hubicka <jh@suse.cz>
25337 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25338 (cgraph_analyze_function): break out from ...
25339 (cgraph_finalize_compilation_unit): ... here.
25340 (cgraph_expand_function): Remove forgoten commented out line.
25341 (cgraph_optimize): Analyze functions.
25343 2007-01-08 Jan Hubicka <jh@suse.cz>
25345 * tree-pas.h (TODO_remove_function): New flag.
25346 (TODO_update*): Renumber.
25347 (pass_ipa_increase_alignment,
25348 pass_ipa_function_and_variable_visibility): New passes.
25349 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25350 (cgraph_function_and_variable_visibility): Move to ipa.c
25351 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25352 cgraph_increase_alignment.
25353 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25354 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25355 calling tree-inline.
25356 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25357 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25358 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25359 (gate_increase_alignment): New function.
25360 (pass_ipa_increase_alignment): New pass.
25361 * ipa.c: Inline tree-pass.h and timevar.h
25362 (function_and_variable_visibility): Move here from cgraphunit.c
25363 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25364 * passes.c (init_optimization_passes): Add the two new passes.
25365 (execute_todo): Handle cgraph_remove_functions.
25367 2007-01-08 Nick Clifton <nickc@redhat.com>
25369 * config/frv/predicates.md (reg_or_0_operand): Accept
25372 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25374 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25375 * config.gcc: Add bfin*-rtems*.
25377 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25379 * c.opt: Add -flax-vector-conversions.
25380 * c-typeck.c (convert_for_assignment): Pass flag to
25381 vector_types_convertible_p to allow emission of note.
25382 (digest_init): Likewise.
25383 * c-opts.c: Handle -flax-vector-conversions.
25384 * c-common.c (flag_lax_vector_conversions): New.
25385 (vector_types_convertible_p): Unless -flax-vector conversions
25386 has been passed, disallow conversions between vectors with
25387 differing numbers of subparts and/or element types. If such
25388 a conversion is disallowed, possibly emit a note on the first
25389 occasion only to inform the user of -flax-vector-conversions.
25390 The new last argument specifies this.
25391 * c-common.h (flag_lax_vector_conversions): New.
25392 (vector_types_convertible_p): Add extra argument.
25393 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25394 char_type_node for V*QI type vectors.
25395 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25396 Update to satisfy new typechecking rules.
25397 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25398 C and C++ variants.
25399 * doc/invoke.texi (C Dialect Options): Document
25400 -flax-vector-conversions.
25402 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25404 PR tree-optimization/29877
25405 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25406 a register variable on the RHS to not be replaceable.
25408 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25409 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25410 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25411 const_simm15, const_pow2, const_npow2): Added.
25412 * config/score/misc.md (insv, extv, extzv, movmemsi,
25413 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25414 * config/score/score.c (score_address_cost, score_select_cc_mode):
25416 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25417 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25418 Update score_print_operand.
25419 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25420 Adjust register allocate order and update some macro define.
25421 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25422 mdx_block_move_straight, mdx_block_move_loop_head,
25423 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25424 mdx_block_move_loop, mdx_block_move): Added.
25425 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25426 mdp_limm): Updated and fix some bug and typo.
25427 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25428 (movsf, movdf, doloop_end): Added.
25430 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25432 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25433 config/arm/thumb2.md: Fix comment typos.
25434 * doc/extend.texi: Fix a typo.
25436 2007-01-07 Eric Christopher <echristo@apple.com>
25438 * configure.ac: Check for __stack_chk_fail for darwin.
25439 * configure: Regenerate.
25441 2007-01-07 Richard Guenther <rguenther@suse.de>
25443 * tree-vrp.c (extract_range_from_assert): CSE calls to
25444 compare_values where possible.
25445 (extract_range_from_unary_expr): Likewise.
25447 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25449 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25450 * config/avr/avr.c (call_insn_operand): Delete function.
25451 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25452 instead of register number. Use predicates.
25453 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25454 call_insn_operand): Add.
25456 2007-01-06 Jan Hubicka <jh@suse.cz>
25458 * tree-pass.h (pass_build_cgraph_edges): Declare.
25459 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25460 (visited_nodes): Remove.
25461 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25462 build_cgrpah_edges; make visited_nodes local.
25463 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25464 (record_references_in_initializer): Move to cgraphbuild.c
25465 (initialize_inline_failed, rebuild_cgraph_edges,
25466 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25467 (verify_cgraph_node): Make visited_nodes local.
25468 (cgraph_analyze_function): Do not call cgraph_create_edges and
25469 initialize_inline_failed.
25470 (cgraph_expand_function): Do not call cgraph_lower_function;
25471 assert that function is already lowered.
25472 * Makefile.in (cgraphbuild.o): New.
25473 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25474 at the end of lowering passes.
25476 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25478 * ifcvt.c (cond_move_convert_if_block): New function, code
25479 factored out from...
25480 (cond_move_process_if_block): ...here. Call the new function
25481 on the THEN and ELSE blocks.
25482 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25483 already takes care of this.
25485 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25488 * tree.h (TREE_OVERFLOW_P): New.
25489 * c-typeck.c (parser_build_unary_op): Warn only if result
25490 overflowed and operands did not.
25491 (parser_build_binary_op): Likewise.
25492 (convert_for_assignment): Remove redundant overflow_warning.
25493 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25495 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25497 * c-typeck.c (store_init_value): Split over two lines to follow
25498 the GNU coding style.
25500 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25502 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25503 __GXX_EXPERIMENTAL_CXX0X__.
25504 * doc/cpp.texi: Same.
25506 2007-01-05 Richard Guenther <rguenther@suse.de>
25508 PR middle-end/27826
25509 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25510 with mismatched types. Instead explicitly build a
25511 conversion NOP_EXPR.
25513 2007-01-05 Ian Lance Taylor <iant@google.com>
25515 * c-common.c (decl_with_nonnull_addr_p): New function.
25516 (c_common_truthvalue_conversion): Call it.
25517 * c-typeck.c (build_binary_op): Likewise.
25518 * c-common.h (decl_with_nonnull_addr_p): Declare.
25520 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25523 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25526 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25528 * doc/install.texi (Final install): Document the fact that
25529 the GNAT runtime should not be stripped.
25531 2007-01-04 Jan Hubicka <jh@suse.cz>
25533 * tree-inline.c (fold_marked_statements): Update operand caches
25534 and EH after folding
25536 2007-01-04 Ian Lance Taylor <iant@google.com>
25538 * c-common.c (check_function_nonnull): Whitespace fix.
25540 2007-01-04 Jan Hubicka <jh@suse.cz>
25542 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25543 comitted older version of patch.
25544 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25545 function, celanup cfg and collect garbage.
25547 2007-01-04 Mike Stump <mrs@apple.com>
25549 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25552 2007-01-04 Eric Christopher <echristo@apple.com>
25554 * libgcc2.c (__bswapsi2): Use SItype.
25555 (__bswapdi2): Use DItype.
25556 * libgcc2.h: Update for above.
25558 2007-01-04 Paul Brook <paul@codesourcery.com>
25560 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25561 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25562 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25563 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25564 umulsi3_highpart): Make conditional on !arm_arch6.
25565 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25566 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25567 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25568 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25569 umulsi3_highpart_v6): New insns.
25571 2007-01-04 Roger Sayle <roger@eyesopen.com>
25573 * fold-const.c (fold_convert): When casting an expression to void,
25574 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25575 have a type. Instead of attempting to build a NOP_EXPR, return
25576 these "special" trees directly.
25578 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25580 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25581 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25582 rs6000_cost->fp not 0 as adjustment for outer NEG.
25584 2007-01-04 Jan Hubicka <jh@suse.cz>
25586 * cgraph.c (cgraph_release_function_body): New function.
25587 (cgraph_remove_node): Use it.
25588 * cgraph.h (cgraph_release_function_body): Declare.
25589 * cgraphunit.c (cgraph_expand_function): Use it.
25590 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25591 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25592 is initialized and while compilation of other function is running.
25593 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25594 statement CFG annotations from here to ...
25595 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25597 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25599 * cfgloop.h (enum li_flags): Make the constants powers of two.
25601 2007-01-04 Jan Hubicka <jh@suse.cz>
25603 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25605 (fold_marked_statements): New function.
25606 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25607 * tree-inline.h (copy_body_data): Add statements_to_fold.
25609 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25611 * config.gcc: Mention libgcc/config.host.
25612 * Makefile.in: Update comments mentioning libgcc.
25613 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25614 (all.cross, start.encap, rest.encap, rest.cross): Update
25615 dependencies for libgcc move.
25616 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25617 (clean-target, clean-target-libgcc): Delete.
25618 (srcdirify, GCC_EXTRA_PARTS): New macros.
25619 (libgcc-support, libgcc.mvars): New rules.
25620 (distclean): Remove mention of mklibgcc.
25621 (install): Don't reference INSTALL_LIBGCC.
25622 (install-common): Don't reference EXTRA_PARTS.
25623 (install-libgcc, install-multilib): Delete rules.
25624 * mklibgcc.in: Delete file.
25625 * doc/configfiles.texi: Don't mention mklibgcc.
25627 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25628 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25629 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25630 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25631 (mklibgcc, ldblspecs): Likewise.
25633 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25634 (posixpre.def): Use $(T).
25635 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25636 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25637 (SHLIB_LINK): Make dummy.
25638 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25640 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25642 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25643 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25644 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25645 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25647 * configure.ac (all_outputs): Remove mklibgcc.
25648 * configure: Regenerated.
25650 2007-01-03 Josh Conner <jconner@apple.com>
25652 PR middle-end/29683
25653 * calls.c (compute_argument_addresses): Set stack and stack_slot
25654 for partial args, too.
25655 (store_one_arg): Use locate.size.constant for the size when
25656 generating a save_area.
25658 2007-01-03 Robert Kennedy <jimbob@google.com>
25660 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25661 whose definitions are deleted due to basic block merging.
25663 2007-01-03 Paul Brook <paul@codesourcery.com>
25666 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25668 (use_return_insn): Return 0 for Thumb interrupt functions.
25669 (print_multi_reg): Add rfe argument for IRQ returns.
25670 (arm_output_epilogue): Pop interrupt return address directly into PC.
25671 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25673 2007-01-03 Paul Brook <paul@codesourcery.com>
25675 Merge from sourcerygxx-4_1.
25676 * config/arm/thumb2.md: New file.
25677 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25679 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25680 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25681 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25682 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25684 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25685 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25687 * config/arm/ieee754-sf.S: Ditto.
25688 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25689 (thumb1_base_register_rtx_p): ... to this.
25690 (thumb_index_register_rtx_p): Rename...
25691 (thumb1_index_register_rtx_p): ... to this.
25692 (thumb_output_function_prologue): Rename...
25693 (thumb1_output_function_prologue): ... to this.
25694 (thumb_legitimate_address_p): Rename...
25695 (thumb1_legitimate_address_p): ... to this.
25696 (thumb_rtx_costs): Rename...
25697 (thumb1_rtx_costs): ... to this.
25698 (thumb_compute_save_reg_mask): Rename...
25699 (thumb1_compute_save_reg_mask): ... to this.
25700 (thumb_final_prescan_insn): Rename...
25701 (thumb1_final_prescan_insn): ... to this.
25702 (thumb_expand_epilogue): Rename...
25703 (thumb1_expand_epilogue): ... to this.
25704 (arm_unwind_emit_stm): Rename...
25705 (arm_unwind_emit_sequence): ... to this.
25706 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25707 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25708 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25709 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25710 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25711 thumb2_output_casesi): New functions.
25712 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25713 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25714 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25715 THUMB2_WORK_REGS): Define.
25716 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25717 arm_condexec_mask, arm_condexec_masklen)): New variables.
25718 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25719 (arm_override_options): Check new CPU capabilities.
25720 Set new architecture flag variables.
25721 (arm_isr_value): Handle v7m interrupt functions.
25722 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25724 (const_ok_for_arm): Handle Thumb-2 constants.
25725 (arm_gen_constant): Ditto. Use movw when available.
25726 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25728 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25729 (thumb_find_work_register, arm_load_pic_register,
25730 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25731 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25732 print_multi_reg, output_mov_long_double_fpa_from_arm,
25733 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25734 output_mov_double_fpa_from_arm, output_move_double,
25735 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25736 output_return_instruction, arm_output_function_prologue,
25737 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25738 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25739 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25740 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25741 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25742 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25744 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25745 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25746 (arm_file_start): Output directive for unified syntax.
25747 (arm_unwind_emit_set): Handle stack alignment instruction.
25748 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25749 Add v6t2, v7, v7a, v7r and v7m.
25750 (RETLDM): Add Thumb-2 code.
25751 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25752 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25753 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25754 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25755 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25756 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25757 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25758 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25759 ADJUST_INSN_LENGTH): Define.
25760 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25761 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25762 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25763 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25764 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25765 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25766 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25767 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25768 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25769 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25770 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25771 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25772 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25773 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25774 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25775 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25776 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25778 * config/arm/arm-tune.md: Regenerate.
25779 * config/arm/arm-protos.h: Update prototypes.
25780 * config/arm/vfp.md: Enable patterns for Thumb-2.
25781 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25782 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25783 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25784 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25785 * config/arm/libunwind.S: Add Thumb-2 code.
25786 * config/arm/constraints.md: Update include Thumb-2.
25787 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25788 * config/arm/ieee754-df.S: Ditto.
25789 * config/arm/bpabi.S: Ditto.
25790 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25791 * config/arm/predicates.md (low_register_operand,
25792 low_reg_or_int_operand, thumb_16bit_operator): New.
25793 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25794 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25795 * config/arm/t-arm-elf: Add armv7 multilib.
25796 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25798 (UNSPEC_STACK_ALIGN, ce_count): New.
25799 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25800 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25802 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25803 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25804 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25805 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25806 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25807 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25809 * doc/extend.texi: Document ARMv7-M interrupt functions.
25810 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25812 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25814 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25815 (struct _Unwind_Context): Rename args_size to flags, remove
25816 signal_frame field, add a new args_size field and version field.
25817 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25818 _Unwind_IsExtendedContext): New inline functions.
25819 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25820 Assume by_value array is only present if _Unwind_IsExtendedContext.
25821 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25822 _Unwind_IsSignalFrame.
25823 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25824 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25825 (uw_init_context_1): Initialize context->flags to
25826 EXTENDED_CONTEXT_BIT.
25827 * config/rs6000/linux-unwind.h (frob_update_context): Use
25828 _Unwind_SetSignalFrame.
25830 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25832 PR middle-end/30353
25833 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25834 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25837 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25839 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25840 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25841 RET, AT_SP): Remove.
25842 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25845 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25846 * cfgbuild.c (find_basic_blocks): Likewise.
25847 * cfgrtl.c (rtl_create_basic_block): Likewise.
25848 * function.c (temp_slots_at_level): Likewise.
25849 * reg-stack.c (stack_regs_mentioned): Likewise.
25850 * regclass.c (allocate_reg_info): Likewise.
25851 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25852 set_bb_for_stmt, move_block_to_fn): Likewise.
25853 * tree-complex.c (tree_lower_complex): Likewise.
25854 * vec.h (VEC_safe_grow_cleared): New.
25856 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25858 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25860 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25861 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25863 * cfgloopmanip.c (scale_loop_frequencies): Export.
25864 (loopify): Scale the frequencies by prescribed coefficients.
25865 (set_zero_probability): New function.
25866 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25867 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25868 and frequencies according to arguments.
25869 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25871 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25872 * modulo-sched.c (sms_schedule): Set probabilities for entering
25873 versioned loop correctly.
25874 * tree-vect-transform.c (vect_transform_loop): Ditto.
25875 * cfgloop.h (loopify, loop_version): Declaration changed.
25876 (scale_loop_frequencies): Declared.
25878 2007-01-02 Jan Hubicka <jh@suse.cz>
25880 * cgraph.c: Include tree-flow.h
25881 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25882 early_local_passes.
25883 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25884 * tree-pass.h (pass_all_early_optimizations): Declare.
25885 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25886 early_local_passes.
25887 (cgraph_analyze_function): Do early_local_passes.
25888 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25889 Do not add referenced vars.
25890 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25892 (gate_all_early_local_passes): New gate.
25893 (pass_early_local_passes): Use new gate.
25894 (execute_early_local_optimizations): New functions.
25895 (gate_all_early_optimizations): New gate.
25896 (pass_all_early_optimizations): New pass.
25897 (execute_free_datastructures): Free SSA only when initialized.
25898 (gate_init_datastructures): Init only when optimizing.
25899 (tree_lowering_passes): Do early local passes when called late.
25900 * tree-profile.c (do_tree_profiling): Don't profile functions added
25902 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25903 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25905 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25906 during early_local_passes.
25907 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25910 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25912 * Makefile.in: Update copyright year.
25914 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25916 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25917 in $(lang_checks) and check-consistency targets.
25919 2007-01-02 Jan Hubicka <jh@suse.cz>
25921 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25922 Do not add referenced vars.
25923 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25925 * passes.c (init_optimization_passes): Put mudflap_2 after
25926 free_datastructures.
25928 2007-01-02 Jan Hubicka <jh@suse.cz>
25930 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25931 Set NOTHROW flag on call statements proved to be nothrow.
25932 Update statement of local calls so new pure/const functions are
25933 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25935 (tree_rest_of_compilation): Register hooks and initialize bitmap
25936 early. Do not set after_inlining flag.
25938 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25940 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25941 HOST_BITS_PER_LONGLONG
25943 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25946 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25947 warning for non-static initializers.
25949 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25951 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25952 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25953 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25954 Always use set_unique_reg_note to add REG_EQUAL notes.
25956 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25959 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25961 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25962 * cfgbuild.c (find_basic_blocks): Likewise.
25963 * cfgrtl.c (rtl_create_basic_block): Likewise.
25964 * function.c (temp_slots_at_level): Likewise.
25965 * reg-stack.c (stack_regs_mentioned): Likewise.
25966 * regclass.c (allocate_reg_info): Likewise.
25967 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25968 set_bb_for_stmt, move_block_to_fn): Likewise.
25969 * tree-complex.c (tree_lower_complex): Likewise.
25970 * vec.h (VEC_safe_grow_cleared): New.
25972 2007-01-02 Ian Lance Taylor <iant@google.com>
25974 * c-common.c (c_common_truthvalue_conversion): When warning about
25975 using an assignment as a truth value, set TREE_NO_WARNING.
25977 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25980 * c.opt (Wold-style-declaration): New.
25981 * doc/invoke.texi (C-only Warning Options): New.
25982 (Wold-style-declaration): Document it.
25983 (Wextra): Enabled by -Wextra.
25984 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25985 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25986 -Wold-style-declaration.
25988 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25990 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25991 * cfgbuild.c (find_basic_blocks): Likewise.
25992 * cfgrtl.c (rtl_create_basic_block): Likewise.
25993 * function.c (temp_slots_at_level): Likewise.
25994 * reg-stack.c (stack_regs_mentioned): Likewise.
25995 * regclass.c (allocate_reg_info): Likewise.
25996 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25997 set_bb_for_stmt, move_block_to_fn): Likewise.
25998 * tree-complex.c (tree_lower_complex): Likewise.
25999 * vec.h (VEC_safe_grow_cleared): New.
26001 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26003 * c-common.c (c_common_nodes_and_builtins): Since variants of
26004 void_type_node get built before it is given a name, we need to
26005 give those variants the name, too.
26006 (complete_array_type): We need to work with the canonical main
26007 type of the array, from which we will build the qualified version.
26008 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26009 * print-tree.c (print_node): Display canonical type information
26011 * stor-layout.c (layout_type): When we don't know the
26012 alignment of a type for which we're building an array, we end up
26013 guessing wrong, so make the type require structural equality.
26014 * tree.c (make_node_stat): When we build a new type, it is its
26015 own canonical type.
26016 (build_type_attribute_qual_variant): When building an attribute
26017 variant, its canonical type is the non-attribute variant. However,
26018 if the attributes are target-dependent and they differ, we need to
26019 use structural equality checks for this type.
26020 (build_qualified_type): A qualified type is not equivalent to its
26021 unqualified variant; set the canonical type appropriately.
26022 (build_distinct_type_copy): When building a distinct type from
26023 another type, the new type is its own canonical type.
26024 (build_variant_type_copy): When building a new type variant, we
26025 assume that it is equivalent to the original type.
26026 (build_pointer_type_for_mode): When building a pointer type, also
26027 build a canonical type pointer.
26028 (build_reference_type_for_mode): When building a reference type,
26029 also build a canonical type reference.
26030 (build_index_type): When we can't hash an index type (e.g.,
26031 because its maximum value is negative), the index type requires
26032 structural equality tests.
26033 (build_array_type): Build the canonical form of an array type.
26034 (build_function_type): Function types require structural equality,
26035 because they contain default arguments, attributes, etc.
26036 (build_method_type_directly): Ditto for method types.
26037 (build_offset_type): Build the canonical offset type.
26038 (build_complex_type): Build the canonical vector type.
26039 (make_vector_type): Build the canonical vector type.
26040 * tree.h (TYPE_CANONICAL): New.
26041 (TYPE_STRUCTURAL_EQUALITY_P): New.
26042 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26043 (struct tree_type): Added "canonical" field.
26044 * params.h (VERIFY_CANONICAL_TYPES): New.
26045 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26046 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26047 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26048 * doc/invoke.texi (verify-canonical-types): Document --param
26049 parameter for verifying canonical types.
26051 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26053 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26054 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26055 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26056 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26058 * config/rs6000/e500.h: New.
26059 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26060 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26062 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26063 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26064 TARGET_E500_DOUBLE): Remove.
26065 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26066 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26067 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26068 * config/rs6000/rs6000.c (rs6000_override_options): Use
26069 CHECK_E500_OPTIONS.
26071 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26073 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26074 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26075 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26076 rs6000_emit_cmove): Don't check TARGET_E500.
26077 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26078 sordered): Don't check TARGET_E500.
26080 2007-01-01 Eric Christopher <echristo@apple.com>
26082 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26083 HARD_REGISTER_NUM_P.
26085 2007-01-01 Roger Sayle <roger@eyesopen.com>
26087 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26088 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26089 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26092 2007-01-01 Mike Stump <mrs@apple.com>
26094 * configure.ac: Remove support for building with Apple's gcc-3.1.
26096 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26098 PR middle-end/30311
26099 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26100 REG is a hard register. Do not modify REG before calling
26102 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26103 multiple of the size of YMODE for certain lowpart cases.
26105 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26107 PR middle-end/30253
26108 * gimplify (voidify_wrapper_expr): Update for
26109 GIMPLE_MODIFY_STMT.
26111 2007-01-01 Andreas Schwab <schwab@suse.de>
26114 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26115 save of BR0 in extra_spill_size instead of spill_size.
26116 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26118 (ia64_expand_epilogue): Restore BR0 from its new location.
26120 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26122 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26123 Use a temporary variable if the left hand side is not a gimple
26126 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26128 * gimplify.c (gimplify_return_expr): Make the temporary variable
26129 for the return expression, a gimple register variable.
26131 2007-01-01 Jan Hubicka <jh@suse.cz>
26133 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26136 2007-01-01 Mike Stump <mrs@apple.com>
26138 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26140 * config/darwin.c (machopic_select_rtx_section): Use
26141 HAVE_GAS_LITERAL16.
26142 (darwin_mergeable_constant_section): Likewise.
26143 * configure: Regenerate.
26144 * config.in: Regenerate.
26146 2007-01-01 Jan Hubicka <jh@suse.cz>
26147 Andrew Pinski <pinskia@gmail.com>
26149 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26150 before starting IPA passes.