1 2007-09-06 Revital Eres <eres@il.ibm.com>
3 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4 Fix offsettable memory reference for 750CL.
6 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8 * reload.c (find_reloads_address_1): Try to preserve original
9 base/index regclass of operands.
10 * regrename.c (scan_rtx_address): Likewise.
11 (replace_oldest_value_addr): Likewise.
13 2007-09-06 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/33302
16 * domwalk.c (walk_dominator_tree): The exit block is
17 interesting even if it is not reachable.
19 2007-09-06 Richard Sandiford <richard@codesourcery.com>
22 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
24 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
26 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
29 2007-09-05 Ian Lance Taylor <iant@google.com>
31 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
33 (dump_generic_node): Likewise.
34 * print-rtl.c (print_decl_name): Likewise.
35 * print-tree.c (print_node_brief): Likewise.
36 (print_node): Likewise.
37 * Makefile.in (RTL_BASE_H): Add alias.h.
40 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
42 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
44 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
45 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
47 2007-09-06 Jie Zhang <jie.zhang@analog.com>
49 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
50 (tm_defines): Define UCLIBC_DEFAULT to 1.
51 (extra_options): Add linux.opt.
52 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
53 (CRT_CALL_STATIC_FUNCTION): Likewise.
54 (NO_IMPLICIT_EXTERN_C): Likewise.
55 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
56 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
57 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
58 (ENDFILE_SPEC): Don't define.
60 (CRT_CALL_STATIC_FUNCTION): Likewise.
61 (NO_IMPLICIT_EXTERN_C): Likewise.
62 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
63 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
65 2007-09-06 Jan Hubicka <jh@suse.cz>
67 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
70 2007-09-06 Jan Hubicka <jh@suse.cz>
72 * opts.c (common_handle_option): Enable inlining functions for
75 2007-09-06 Jakub Jelinek <jakub@redhat.com>
77 * builtin-attrs.def (ATTR_NONNULL_3): New.
78 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
79 ATTR_NOTHROW_NONNULL_##FA.
80 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
81 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
82 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
83 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
84 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
85 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
86 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
88 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
89 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
90 ATTR_FORMAT_NOTHROW_3_4): Remove.
91 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
92 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
93 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
94 instead of ATTR_FORMAT_*_*.
96 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
98 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
99 parts re-used for REG_FRAME_RELATED_EXPR.
101 2007-09-05 Janis Johnson <janis187@us.ibm.com>
103 * optabs.c (expand_float): Convert unsigned integer as signed only
104 if it provides sufficient accuracy; add mode argument to real_2expN.
105 (expand_fix): Fix comment typos; extend binary float into mode
106 wider than destination for converion to unsigned integer; add mode
107 argument to real_2expN.
108 * real.c (real_2expN): Add mode argument to special-case decimal
110 * real.h (real_2expN): Ditto.
111 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
113 (fixed_from_string): Ditto.
114 (fixed_to_decimal): Ditto.
115 (fixed_convert_from_real): Ditto.
116 (real_convert_from_fixed): Ditto.
117 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
118 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
119 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
120 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
122 2007-09-05 Ian Lance Taylor <iant@google.com>
124 * init-regs.c (initialize_uninitialized_regs): Call
125 emit_insn_before rather than add_insn_before.
127 2007-09-05 Jakub Jelinek <jakub@redhat.com>
129 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
130 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
131 * tree-inline.h (copy_body_data): Add call_expr field.
132 * tree-inline.c (expand_call_inline): Initialize call_expr.
133 (copy_bb): Append anonymous inline fn arguments to arguments
134 when inlining a CALL_EXPR_VA_ARG_PACK call.
135 * builtins.c (expand_builtin): Issue an error if
136 BUILT_IN_VA_ARG_PACK is seen during expand.
137 (fold_call_expr, fold_builtin_call_array): Don't fold
138 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
139 __builtin_va_arg_pack () call as last argument.
140 * gimplify.c (gimplify_call_expr): If last argument to a vararg
141 function is __builtin_va_arg_pack (), decrease number of call
142 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
143 * expr.c (expand_expr_real_1): Issue an error if
144 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
145 * tree-pretty-print.c (dump_generic_node): Handle printing
146 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
147 * doc/extend.texi (__builtin_va_arg_pack): Document.
149 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
151 PR tree-optimization/21513
152 * builtins.c (build_builtin_expect_predicate): New function.
153 (fold_builtin_expect): Add argument for expected value.
154 Distribute __builtin_expect over short-circuiting operations.
155 Fold nested builtin_expects.
156 (fold_builtin_2): Adjust call to fold_builtin_expect.
158 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
161 PR tree-optimization/13756
162 * doc/invoke.texi (Options That Control Optimization): Document
165 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
167 * gcc/config/i386/cpuid.h: New file.
168 * gcc/config/i386/driver-i386.c: Include cpuid.h.
169 (describe_cache): Shrink size and line strings to 100 bytes.
170 (detect_caches_amd): Return "" for unsupported max_ext_level.
171 Use __cpuid function.
172 (detect_caches_intel): Return "" for unsupported max_level.
173 Use __cpuid function.
174 (host_detect_local_cpu): Change feature flag variables to
175 unsigned int. Initialize only extended feature flag variables.
176 Use __get_cpuid_max to determine max supported cpuid level.
177 Use __cpuid function to determine supported features. Fix
178 calculation of family id. Remove is_amd and check signature
179 directly. Check for Geode signature. Handle family 4 id.
180 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
181 cpu discovery code to lower part of the function.
182 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
183 for sub-architecture.
184 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
185 [PROCESSOR_K8]: Add k8-sse3 architecture.
186 [PROCESSOR_NOCONA]: Remove.
187 [PROCESSOR_GENERIC64]: Ditto.
188 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
189 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
190 to check for SSE and FXSAVE support.
191 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
192 Add -minline-all-stringops.
193 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
196 2007-09-05 Jie Zhang <jie.zhang@analog.com>
198 * config/bfin/linux-unwind.h: New file.
199 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
200 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
202 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
204 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
205 * stmt.c: Include alloc-pool.h.
206 (struct case_node): Remove GTY marker.
207 (add_case_node): New parameter case_node_pool. Use it for
209 (expand_case): New allocation pool case_node_pool. Initialize it,
210 pass to add_case_node and free it.
212 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
213 David Ung <davidu@mips.com>
214 Nigel Stephens <nigel@mips.com>
216 Add mips16/nomips16 function attributes and -mflip-mips16 option
217 for testing mixed-mode compilation.
219 * config/mips/mips.opt (mflip-mips16): New.
221 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
222 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
224 * config/mips/mips.c (mips_base_target_flags): New.
225 (mips_base_mips16): New.
226 (mips_base_schedule_insns): New.
227 (mips_base_reorder_blocks_and_partition): New.
228 (mips_base_align_loops): New.
229 (mips_base_align_jumps): New.
230 (mips_base_align_functions): New.
231 (mips16_flipper): New.
232 (mips_attribute_table): Add "mips16" and "nomips16" entries.
233 (TARGET_SET_CURRENT_FUNCTION): Define.
234 (mips_mips16_type_p, mips_nomips16_type_p): New.
235 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
236 (mips_function_ok_for_sibcall): Make it deal with functions with
238 (mips_init_split_addresses): New, split out from override_options.
239 (mips_init_relocs): New, split out from override_options.
241 (mips_set_mips16_mode): New, split out from override_options.
242 (mips_set_current_function): New.
243 (override_options): Add sorry for unsupported mips16/pic
244 combination. Remove error for mips16/dsp combination. Save
245 base option settings.
246 (mips_file_start): Move mips16 mode setting output from here....
247 (mips_output_function_prologue): ....to here.
248 (mips_output_mi_thunk): Check for mips16 function.
249 (build_mips16_function_stub): Don't set .mips16 here.
250 (build_mips16_call_stub): Likewise.
251 (mips_expand_builtin): Error in mips16 mode.
252 (mips_use_mips16_mode_p): New.
253 (mips_encode_section_info): Check for mips16 function, and set
254 SYMBOL_REF_FLAGS accordingly.
256 * doc/extend.texi (Function Attributes): Document new
257 mips16/nomips16 attributes.
258 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
259 (MIPS Options): Document -mflip-mips16.
261 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
263 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
264 if we encounter TLS address in MIPS16 mode.
265 (mips_legitimize_const_move): Check cannot_force_const_mem for
266 the (const (plus symbol offset)) case; this forces invalid TLS
267 address in MIPS16 mode to be caught by the above call to sorry.
268 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
269 because that now enables emutls, which is not ABI compatible
270 with native TLS in non-MIPS16 mode.
272 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
274 Add target hook invoked when cfun changes.
276 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
277 * target.h (struct gcc_target): Add set_current_function.
278 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
279 (TARGET_INITIALIZER): Add initializer for set_current_function.
280 * tree.h (push_struct_function): New.
281 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
284 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
286 (push_function_context_to): Use allocate_struct_function
287 to create null context, not init_dummy_function_start. Use set_cfun.
288 (pop_function_context_from): Use set_cfun.
289 (in_dummy_function): New.
290 (invoke_set_current_function_hook): New.
292 (push_cfun, pop_cfun): Use set_cfun.
293 (push_struct_function): New.
294 (allocate_struct_function): Call invoke_set_current_function_hook
296 (prepare_function_start): Don't set cfun here. Remove unused
297 argument; fix all callers.
298 (init_dummy_function_start): Fiddle with in_dummy_function. Call
299 push_struct_function.
300 (init_function_start): Set cfun here.
301 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
302 * omp-low.c (create_omp_child_function): Use push_struct_function
303 and pop_cfun to save/restore state.
304 (expand_omp_parallel): Remove unused saved_cfun variable.
305 * cgraphunit.c (ipa_passes): Use set_cfun.
306 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
307 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
308 * matrix-reorg.c (transform_allocation_sites): Likewise.
309 (matrix_reorg): Use set_cfun.
310 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
311 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
312 assignment to cfun; use set_cfun for the other.
313 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
314 (dump_function_to_file): Use push_cfun/pop_cfun here.
315 * c-decl.c (finish_function): Use set_cfun.
317 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
319 * regrename.c (rerename_optimize): Use deferred rescanning and
320 insert explicit calls to rescan insns when changed.
322 2007-09-05 Jan Hubicka <jh@suse.cz>
324 * optabs.c (libfunc_entry): Change optab to integer.
325 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
326 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
327 of pointers for hashing.
329 2007-09-05 Jan Hubicka <jh@suse.cz>
331 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
333 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
334 * see.c (pass_see): Likewise.
335 * tracer.c (pass_tracer): Likewise.
336 * postreload-gcse.c (pass_gcse2): Likewise.
337 * postreload.c (pass_postreload_cse): Likewise.
338 * mode-switching.c (pass_mode_switching): Likewise.
339 * modulo-sched.c (pass_sms): Likewise.
340 * cse.c (cse_insn): Likewise.
341 * web.c (pass_web): Likweise.
342 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
343 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
344 * loop-init.c (pass_rtl_loop_init): Likewise.
345 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
346 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
347 * global.c (pass_global_alloc): Likewise.
348 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
349 pass_if_after_reload): Likewise.
350 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
351 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
352 * regmove.c (pass_regmove): Likewise.
353 * function.c (pass_thread_prologugues_epilogues): Likewise.
354 * gcse.c (pass_gcse): Likewise.
355 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
356 * lower-subreg.c (pass_lower_subreg2): Likewise.
357 * bt-load.c (pass_branch_target_load): Likewise.
358 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
359 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
360 * combine.c (pass_combine): Likewise.
361 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
362 (pass_partition_blocks): Likewise.
363 * var-tracking.c (pass_variable_track): Likewise.
364 * reg-stack.c (pass_stack_regs_run): Likewise.
365 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
366 * passes.c (pass_postreload): Likewise.
367 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
368 * tree-pass.h (TODO_verify_rtl_sharing): New.
369 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
370 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
371 TODO_set_props, TODO_df_finish, TODO_df_verify,
372 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
374 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
376 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
377 fold_real_zero_addition_p, reorder_operands_p,
378 div_if_zero_remainder, fold_undefer_overflow_warnings,
379 int_binop_types_match_p, fold_convert_const_int_from_int,
380 fold_convert_const_int_from_real,
381 fold_convert_const_int_from_fixed,
382 fold_convert_const_real_from_real,
383 fold_convert_const_real_from_fixed,
384 fold_convert_const_fixed_from_fixed,
385 fold_convert_const_fixed_from_int,
386 fold_convert_const_fixed_from_real, maybe_lvalue_p,
387 fold_checksum_tree, fold_check_failed, print_fold_checksum,
388 debug_fold_checksum, multiple_of_p): Constify.
389 * tree-flow-inline.h (get_lineno): Likewise.
390 * tree-flow.h (get_lineno): Likewise.
391 * tree-object-size.c (compute_object_offset, addr_object_size,
392 alloc_object_size, pass_through_call): Likewise.
393 * tree-pretty-print.c (op_symbol, print_call_name,
394 print_struct_decl, do_niy): Likewise.
395 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
396 debug_fold_checksum): Likewise.
398 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
401 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
402 note, remove the associated REG_RETVAL note.
404 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
406 * config.gcc (powerpc*-*-*): Install
407 spu2vmx.h, vec_types.h, and si2vmx.h headers.
408 * config/rs6000/spu2vmx.h: New header.
409 * config/rs6000/si2vmx.h: New header.
410 * config/rs6000/vec_types.h: New header.
412 2007-09-05 Ben Elliston <bje@au.ibm.com>
414 * varasm.c (initializer_constant_valid_p): Fix comment typo.
416 2007-09-05 Ben Elliston <bje@au.ibm.com>
418 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
420 (__stdcx): Make asm volatile.
421 (__stwcx, __stdcx): Return only 0 or 1.
423 2007-09-05 Jan Hubicka <jh@suse.cz>
427 2007-09-04 Jan Hubicka <jh@suse.cz>
428 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
430 2007-09-04 Richard Guenther <rguenther@suse.de>
431 * tree-ssa-operands.c (add_virtual_operand): Only mark
432 stores as has_volatile_ops if alias information is not available.
434 2007-09-05 Jakub Jelinek <jakub@redhat.com>
436 * config/rs6000/tramp.asm: Include config.h.
437 Check __PIC__ or __pic__ macro instead of SHARED.
439 PR rtl-optimization/32300
440 * see.c (see_copy_insn): New function.
441 (see_def_extension_not_merged, see_merge_one_use_extension,
442 see_merge_one_def_extension): Use it. Avoid changing
443 PREV_INSN/NEXT_INSN chains directly, insted emit insns
444 into sequences. Call df_insn_delete on temporary insns
445 that won't be emitted into the insn stream.
446 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
447 and run df_process_deferred_rescans () before run_fast_dce.
449 PR tree-optimization/33017
450 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
451 recurse for pure or const function calls.
453 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
455 * c-format.c: Include alloc-pool.h.
456 (check_format_info_main): New argument fwt_alloc. Use allocation
457 pool instead of GC. Remove GC deallocation code.
458 (check_format_arg): Create allocation pool, pass it to
459 check_format_info_main and free it afterwards.
460 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
462 2007-09-05 Ben Elliston <bje@au.ibm.com>
464 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
465 Rename count macro arugment for clarity.
466 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
467 (__protected_stream_set): Likewise, pass 0.
469 2007-09-04 Jan Hubicka <jh@suse.cz>
471 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
473 2007-09-04 Jan Hubicka <jh@suse.cz>
475 * invoke.texi (-finline-small-functions): Document.
476 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
477 when deciding what is inlinable.
478 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
479 (cgraph_decide_inlining_of_small_function): Handle new flags.
480 (cgraph_decide_inlining_incrementally): Likewise.
481 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
482 * common.opt (finline-small-functions): New.
483 * Makefile.in (build/gengtype.o-warn): Work around PR29478
485 2007-09-04 Richard Guenther <rguenther@suse.de>
487 * tree-ssa-operands.c (add_virtual_operand): Only mark
488 stores as has_volatile_ops if alias information is not available.
490 2007-09-04 Andrew Haley <aph@redhat.com>
492 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
494 2007-09-04 Andrew Haley <aph@redhat.com>
496 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
497 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
498 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
500 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
503 * common.opt: Mention ABI version 2 in comment.
505 2007-09-04 Jan Hubicka <jh@suse.cz>
507 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
508 (libfunc_entry): New structure.
509 (libfunc_hash): New hashtable.
510 (hash_libfunc): New function.
511 (eq_libfunc): New function.
512 (convert_optab_libfunc): New function.
513 (optab_libfunc): New function.
514 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
515 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
516 expand_float, expand_fix, new_optab, new_convert_optab):
517 Update for new libfunc API.
518 (init_libfunc, init_integral_libfuncs,
519 init_floating_libfuncs, init_interclass_conv_libfuncs
520 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
521 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
522 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
523 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
524 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
525 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
526 gen_extend_conv_libfunc): New.
527 (init_one_libfunc): Revamp for hashtables.
528 (set_conv_libfunc): Likewise.
529 (init_optabs): Initialize hashtable; use lazy initialization where
531 * optabs.h (optab_handlers): Move out of GGC.
532 (optab, convert_optab): Move out of GGC; add lazy gen info.
533 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
534 (optab_libfunc, convert_optab_libfunc): New.
535 * builtins.c (expand_builtin_powi): Update for new API.
536 * expr.c (convert_move): Likewise.
537 * expmed.c (expand_divmod): Likewise.
539 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
541 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
542 GOT pointer only if there is a constant pool. Use the allocated space
545 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
547 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
550 2007-09-04 Revital Eres <eres@il.ibm.com>
551 Richard Guenther <rguenther@suse.de>
552 R. Clint Whaley <whaley@cs.utsa.edu>
554 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
556 * tree-tailcall.c (process_assignment): Use -fassociative-math
557 when reodering operands of floating-point type.
558 * fold-const.c (fold_comparison, fold_binary): Use
559 -fassociative-math and -freciprocal-math instead of
560 -funsafe-math-optimization flag.
561 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
562 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
563 -freciprocal-math instead of -funsafe-math-optimizations.
564 * opts.c (set_fast_math_flags): Set -freciprocal-math and
565 -fassociative-math when -ffast-math is set.
566 (set_unsafe_math_optimizations_flags): New Function
567 to set -freciprocal-math and -fassociative-math when
568 -funsafe-math-optimizations is set.
569 (common_handle_option): Call it.
570 * tree-vectorizer.c (vect_is_simple_reduction): Use
571 -fassociative-math when doing reduction on floats.
572 * loop-unroll.c (analyze_insn_to_expand_var): Use
573 -fassociative-math when expanding an accumulator of type float.
574 * simplify-rtx.c (simplify_binary_operation_1): Use
575 -fassociative-math and -freciprocal-math when reordeing operands
576 of floating-point type.
577 * combine.c (combine_simplify_rtx): Likewise.
578 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
580 * common.opt (-fassociative-math, -freciprocal-math): New flags.
582 2007-09-04 Paolo Carlini <pcarlini@suse.de>
585 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
587 2007-09-04 Jan Hubicka <jh@suse.cz>
589 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
591 2007-09-04 Jan Hubicka <jh@suse.cz>
593 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
594 and corresponding MATCH_DUP.
596 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
599 * combine.c (subst): Do not try to simplify X if it represents load
600 of FP constant from the constant pool via float extension.
602 2007-09-04 Ben Elliston <bje@au.ibm.com>
604 * c-opts.c: Include "tm_p.h".
605 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
607 2007-09-04 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/33291
610 * tree-pretty-print.c (dump_generic_node): Dump all
611 qualifiers for pointer types, not only first. Dump
612 qualifiers for aggregate types as well.
613 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
614 use the canonical type for building ARRAY_REFs.
615 * gimplify.c (canonicalize_addr_expr): Clean up. The
616 correct validness check is compatibility of the pointer
617 types. Always use the canonical type for building
618 ARRAY_REFs and ADDR_EXPRs.
619 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
620 change that disabled propagation of ADDR_EXPRs into statements
623 2007-09-03 Zack Weinberg <zack@codesourcery.com>
625 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
626 (umulsi3_highpart): Make into expanders; existing insns are
627 now named *[insn]_nov6. Add stars to existing [insn]_v6
630 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
632 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
633 (unprotoize.o): Remove SHLIB_MULTILIB.
635 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
637 * doc/extend.texi: Document progmem attribute for AVR.
639 2007-09-03 Anatoly Sokolov <aesok@post.ru>
642 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
644 2007-09-03 Zack Weinberg <zack@codesourcery.com>
646 * optabs.c (expand_ffs): Initialize val and defined_at_zero
649 * optabs.c: Remove unnecessary forward declarations.
650 (expand_unop_direct): New, broken out of expand_unop.
651 (expand_doubleword_clz): New.
652 (expand_ctz): Move above expand_ffs. Use
653 start_sequence, end_sequence, add_equal_note, and
654 expand_unop_direct. Add more commentary.
655 (expand_ffs): Try both ctz optab and expand_ctz.
656 Generate a test and branch if the hardware doesn't give us
657 a useful value for input zero. Style improvements similar to
660 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
662 2007-09-03 Zack Weinberg <zack@codesourcery.com>
664 * config.gcc: Delete stanza for arm-semi-aof and
665 armel-semi-aof targets.
666 * config/arm/arm-protos.h
668 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
669 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
670 delete aof_pic_label and remove mention of AOF in comments.
671 * config/arm/arm.md: Delete patterns used only for AOF assembly.
673 * config/arm/semiaof.h
674 * config/arm/t-semi: Delete file.
676 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
678 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
679 CONST_CAST_BB): New macros for type-specific casts.
680 (CONST_CAST): Add a TYPE parameter and define it in terms of
683 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
684 * c-lex.c (cb_ident, lex_string): Likewise,
685 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
686 * config/i386/i386.c (ix86_function_regparm,
687 ix86_function_sseregparm): Use CONST_CAST_TREE.
688 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
690 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
691 give_switch, set_multilib_dir): Likewise,
692 * gengtype-parse.c (string_seq, typedef_name): Likewise,
693 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
694 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
695 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
696 * prefix.c (update_path): Likewise,
697 * pretty-print.c (pp_base_destroy_prefix): Likewise,
698 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
699 * tree-cfg.c (tree_can_merge_blocks_p,
700 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
701 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
702 * tree.c (build_string): Supply a TYPE for CONST_CAST.
703 (attribute_list_contained): Use CONST_CAST_TREE.
705 2007-09-03 Krister Walfridsson <cato@df.lth.se>
707 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
709 2007-09-03 Richard Sandiford <richard@codesourcery.com>
712 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
713 before forcing them into a register.
715 2007-09-03 Richard Sandiford <richard@codesourcery.com>
717 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
718 rather than define_code_macro.
720 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
722 * gcc.c (xputenv): New function.
723 (putenv_from_prefixes): Use xputenv instead of putenv.
724 (process_command): Use xputenv instead of putenv.
725 (set_collect_gcc_options): Use xputenv instead of putenv.
726 (main): Use xputenv instead of putenv.
728 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
730 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
731 availability of swap instruction.
732 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
734 2007-09-03 Revital Eres <eres@il.ibm.com>
736 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
739 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
740 Ayal Zaks <zaks@il.ibm.com>
741 Revital Eres <eres@il.ibm.com>
743 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
744 compute_split_row): New functions.
745 (ps_unschedule_node): Remove.
746 (normalize_sched_times): Iterate over the already scheduled
747 insns instead of the number of nodes.
748 (MAX_SPLIT_NUM): New definition.
749 (sms_schedule_by_order): Change the scheduling heuristic to
750 avoid useless increases of initiation interval ii.
751 (get_sched_window): Add dump printouts.
753 2007-09-02 David Daney <ddaney@avtrex.com>
755 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
756 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
757 (optab, insn): Add more attributes.
758 (fetchop_bit): New code macro.
759 (immediate_insn): New code macro attribute.
760 (sync): Change condition to ISA_HAS_SYNC.
761 (rdhwr): Change predicate for operand 0 to register_operand.
762 (memory_barrier): New expand.
763 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
764 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
765 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
766 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
767 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
768 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
769 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
770 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
771 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
773 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
774 Hans-Peter Nilsson <hp@axis.com>
776 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
777 Defined to describe availability and behavior of CLZ.
778 * config/cris/cris.md (clzsi2): Implement using lz instruction.
779 * config/cris/cris.opt: Tweak comment for "-metrax4".
780 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
781 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
782 (count_leading_zeros): Define.
784 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
786 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
788 2007-09-02 Joseph Myers <joseph@codesourcery.com>
791 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
794 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
796 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
797 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
798 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
799 sched-deps.c, sched-int.h, system.h, target.h,
800 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
801 tree.def: Fix comment typos.
803 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
805 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
806 (override_options): Turn on -mstrict-align on non-ColdFire
808 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
810 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
812 * c-common.c (const_strip_array_types): Delete.
813 * c-common.h (const_strip_array_types): Likewise.
814 * emit-rtl.c (const_next_insn, const_previous_insn,
815 const_next_nonnote_insn, const_prev_nonnote_insn,
816 const_next_real_insn, const_prev_real_insn,
817 const_next_active_insn, const_prev_active_insn, const_next_label,
818 const_prev_label): Delete.
819 * gimple-low.c (block_may_fallthru): Use expr_last.
820 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
821 * rtl.h (const_previous_insn, const_next_insn,
822 const_prev_nonnote_insn, const_next_nonnote_insn,
823 const_prev_real_insn, const_next_real_insn,
824 const_prev_active_insn, const_next_active_insn, const_prev_label,
825 const_next_label): Delete.
826 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
827 * system.h (CONST_CAST): Update comment.
828 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
829 (const_first_stmt, const_last_stmt): Delete.
830 (tree_block_ends_with_condjump_p): Use last_stmt.
831 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
832 * tree-iterator.c (const_expr_first, const_expr_last,
833 const_expr_only): Delete.
834 * tree.c (const_lookup_attribute): Likewise.
835 (attribute_list_contained): Use lookup_attribute.
836 * tree.h (const_lookup_attribute, const_expr_first,
837 const_expr_last, const_expr_only): Delete.
839 2007-09-01 Richard Guenther <rguenther@suse.de>
841 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
842 instead of TREE_THIS_VOLATILE.
843 * tree-ssa-operands.c (add_virtual_operand): Do not set
844 has_volatile_ops. Do not check s_ann for NULL.
845 (get_indirect_ref_operands): Likewise.
846 (get_expr_operands): Likewise. For all reference trees
847 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
848 check base of reference for TREE_THIS_VOLATILE.
850 2007-09-01 Richard Guenther <rguenther@suse.de>
852 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
853 between integral types. Also allow conversions between
856 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
858 * optabs.c (prepare_float_lib_cmp): Use
859 libgcc_cmp_return_mode instead of word_mode.
860 * config/dfp-bit.h: Likewise.
861 * config/fp-bit.h: Likewise.
862 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
864 (spu_libgcc_shift_count_mode): New function.
865 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
866 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
868 2007-08-31 Joseph Myers <joseph@codesourcery.com>
870 * tree-pretty-print.c: Include output.h.
871 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
872 HOST_WIDE_INT_PRINT_DEC.
873 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
875 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
877 PR rtl-optimization/33224
878 * loop-iv.c (latch_dominating_def): Check that the definition belongs
879 to the analysed region.
881 2007-08-31 Richard Guenther <rguenther@suse.de>
883 * function.c (allocate_struct_function): Do not set
884 current_function_returns_pointer.
885 * function.h (struct var_refs_queue): Remove.
886 (struct simple_obstack_stack): Likewise.
887 (struct function): Remove fixup_var_refs_queue member.
888 Remove returns_pointer flag.
889 (current_function_returns_pointer): Remove define.
891 2007-08-31 Nick Clifton <nickc@redhat.com>
893 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
894 secondary keys in order to obtain a stable sort.
896 2007-08-31 Nick Clifton <nickc@redhat.com>
899 * config/m32r/constraints.md: Add W constraint for integer zero.
900 * config/m32r/m32r.md (get_pc): Use W and i constraints.
901 Fix length calculation by using alternatives.
903 2007-08-31 Richard Sandiford <richard@codesourcery.com>
905 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
906 split out from expand_binop.
907 (avoid_expensive_constant): New function.
908 (expand_binop_directly): Remove commutative_op argument and
909 (expand_binop_directly): Remove commutative_op argument and
910 call cummutative_optab_p instead. Do not change op0 or op1
911 when swapping xop0 and xop1. Apply avoid_expensive_constant
912 to each argument after potential swapping. Enforce the
913 canonical order of commutative operands.
914 (expand_binop): Use shift_optab_p and commutative_optab_p.
915 Update the calls to expand_binop_directly. Only force constants
916 into registers when widening an operation. Only swap operands
917 once a direct expansion has been rejected.
918 (expand_twoval_binop): Only force constants into registers when
919 using a direct expansion.
921 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
923 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
924 (sched_analyze_insn): Don't postprocess speculative dependencies when
925 target has no scheduling.
926 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
927 'uninitialized' warning.
929 2007-08-31 Richard Guenther <rguenther@suse.de>
931 * tree.c (build_complex_type): Always set TYPE_NAME for
934 2007-08-31 Olivier Hainque <hainque@adacore.com>
936 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
937 internal macro. Default alignment factor for csect directives, chosen
938 to match what BIGGEST_ALIGNMENT allows.
939 (DATA_SECTION_ASM_OP): Use it.
940 * config/rs6000/rs6000.c
941 (rs6000_xcoff_output_readonly_section_asm_op):
942 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
943 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
945 2007-08-31 Olivier Hainque <hainque@adacore.com>
947 * dbxout.c (dbxout_block): Move declaration within the first
948 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
949 block to include the definition, together with the associated
952 2007-08-31 David Edelsohn <edelsohn@gnu.org>
953 Revital Eres <eres@il.ibm.com>
955 * doc/invoke.texi (-mpaired): Document flag.
956 * config.gcc: Include paired.h in powerpc extra_headers and
957 750cl.h in powerpc-*-linux*paired*.
958 * config/rs6000/rs6000.opt (-mpaired): New flag.
959 * config/rs6000/rs6000.c (paired_init_builtins,
960 paired_expand_builtin, paired_expand_lv_builtin,
961 paired_expand_stv_builtin, paired_expand_predicate_builtin):
962 New functions to support the paired single builtin functions.
963 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
964 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
966 (bdesc_paired_preds): New structure for paired predicate
968 (rs6000_expand_builtin): Expand paired single builtins.
969 (rs6000_init_builtins): Init paired single builtins.
970 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
971 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
972 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
973 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
974 (rs6000_vector_mode_supported_p): Support paired vector mode.
975 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
976 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
978 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
979 (DATA_ALIGNMENT): Likewise.
980 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
981 (rs6000_builtins): Add PAIRED builtins.
982 * config/rs6000/rs6000.md: Include paired.md.
983 * config/rs6000/paired.h: New.
984 * config/rs6000/paired.md: New.
985 * config/rs6000/750cl.h: New.
986 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
988 2007-08-30 Ollie Wild <aaw@google.com>
990 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
991 * gcc.c (default_compilers): Add -fno-directives-only to
994 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
998 * regclass.c (initial_fixed_regs): Revert previous change and make
1000 (initial_call_used_regs): Likewise.
1001 (initial_call_really_used_regs): Delete, reverting previous addition.
1002 (initial_reg_names): Likewise.
1003 (init_reg_sets): Revert previous change.
1004 (saved_fixed_regs): New.
1005 (saved_call_used_regs): New.
1006 (saved_call_really_used_regs): New.
1007 (saved_reg_names): New.
1008 (save_register_info): New.
1009 (restore_register_info): New.
1010 (init_reg_sets_1): Replace reset of register info with call to
1011 restore_register_info.
1012 * rtl.h (save_register_info): Declare.
1013 * toplev.c (backend_init): Call save_register_info.
1015 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1017 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1018 from the original statement.
1020 2007-08-30 Chao-ying Fu <fu@mips.com>
1022 * c-lex.c (interpret_fixed): Declare.
1023 (interpret_float): Process _Fract and _Accum.
1024 (interpret_fixed): New function.
1025 * final.c (output_addr_const): Process CONST_FIXED.
1026 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1027 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1029 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1031 (simplify_immed_subreg): Support CONST_FIXED.
1032 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1033 (simplify_subreg): Support CONST_FIXED.
1035 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1037 * config/rs6000/ppu_intrinsics.h: New file.
1038 * config.gcc (powerpc*-*-* <extra_headers>): Install
1041 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1043 * cfg.c (dump_flow_info): Change to also print entry and exit
1045 * print-rtl.c (print_rtl_single): Allow to print rtl with
1048 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1050 * df-core.h (df_dump_region): New function.
1051 * df.h (df_dump_region): New function.
1052 * loop-invariant.c (find_defs): Add call to df_dump_region.
1053 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1056 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1059 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1060 true if any of the compare_section_name calls returned true,
1061 rather than if any returned false.
1063 2007-08-30 Richard Guenther <rguenther@suse.de>
1065 PR tree-optimization/33199
1066 * tree-ssa-structalias.c (handle_lhs_call): New function.
1067 (find_func_aliases): In non-IPA mode make sure that for
1068 calls that return a pointer we add a constraint for the
1069 result to point to anything.
1071 2007-08-30 Richard Guenther <rguenther@suse.de>
1073 * doc/invoke.texi (-mveclibabi): Document new target option.
1074 * config/i386/i386.opt (-mveclibabi): New target option.
1075 * config/i386/i386.c (ix86_veclib_handler): Handler for
1076 vectorization library support.
1077 (override_options): Handle the -mveclibabi option, initialize
1078 the vectorization library handler.
1079 (ix86_builtin_vectorized_function): As fallback call the
1080 vectorization library handler, if set.
1081 (ix86_veclibabi_acml): New static function for ACML ABI style
1082 vectorization support.
1084 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1086 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1087 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1088 SImode and update m. Don't run gen_lowpart_common on arbitrary
1089 memory address, force it to register first.
1092 * dce.c (dce_process_block): Don't delete setters of
1093 artificially used registers.
1095 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1097 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1098 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1099 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1101 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1103 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1105 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1106 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1108 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1110 * system.h: Activate -Wcast-qual as warning-only.
1112 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1115 * config/rs6000/rs6000.c (compare_section_name): New function.
1116 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1119 2007-08-29 Olivier Hainque <hainque@adacore.com>
1121 * xcoffout.c: #include debug.h.
1122 * Makefile.in (xcoffout.o): Add debug.h dependency.
1124 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1126 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1127 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1129 2007-08-29 Richard Guenther <rguenther@suse.de>
1131 * tree-pretty-print.c (dump_generic_node): Print
1132 label DECL_UID as D.%u.
1133 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1135 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1137 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1138 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1140 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1143 * tree.c (build_type_attribute_qual_variant): Set canonical types
1144 on the final, unqualified attribute variant before building the
1147 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1149 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1150 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1152 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1155 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1156 * config/bfin/bfin.md (composev2hi): Put operands into vector
1159 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1161 * config/bfin/bfin.md (composev2hi): Put operands into vector
1164 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1166 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1167 attribute when appropriate.
1168 (bfin_handle_l1_text_attribute): New.
1169 (bfin_handle_l1_data_attribute): New.
1170 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1171 l1_data_A and l1_data_B.
1172 * doc/extend.texi (node Function Attributes): Document l1_text
1174 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1175 l1_data_A and l1_data_B variable attributes.
1177 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1179 * config/bfin/bfin.opt (minline-plt): Add.
1180 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1181 call to global functions.
1182 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1183 (Blackfin Options): Document -minline-plt.
1185 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1187 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1188 given a non-function.
1189 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1191 2007-08-28 DJ Delorie <dj@redhat.com>
1193 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1195 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1197 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1199 2007-08-28 Richard Guenther <rguenther@suse.de>
1201 * tree.h (struct tree_function_decl): Increase size of
1202 function_code bitfield.
1204 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1205 Kazu Hirata <kazu@codesourcery.com>
1207 * gcc/config/m68k/linux.h
1208 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1209 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1210 (m68k_return_in_memory): New.
1211 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1214 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1217 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1218 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1219 operand) when top VEC_SELECT extracts scalar element.
1220 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1221 (*vec_extract_v4sf_mem): Ditto.
1223 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1226 * passes.c (init_optimization_passes): Move pass_df_finish
1227 after pass_postreload sublist.
1229 PR rtl-optimization/33148
1230 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1231 (neg (lt X 0)) if X has scalar int mode.
1234 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1235 initializer, use build_vector_from_ctor if possible to create
1236 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1237 even after this, return NULL.
1239 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1241 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1243 2007-08-28 Richard Guenther <rguenther@suse.de>
1245 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1246 (struct tree_function_decl): Make function_code a bitfield.
1247 Add disregard_inline_limits flag.
1248 * cgraphunit.c (cgraph_process_new_functions): Check
1249 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1250 (cgraph_preserve_function_body_p): Likewise.
1251 * ipa-inline.c (compute_inline_parameters): Likewise.
1252 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1253 for GNU C extern inline functions.
1254 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1255 * tree-inline.c (disregard_inline_limits_p): Remove.
1256 * tree-inline.h (disregard_inline_limits_p): Likewise.
1257 * c-common.c (handle_always_inline_attribute): Set
1258 DECL_DISREGARD_INLINE_LIMITS.
1259 * langhooks.c (add_builtin_function): Verify the function code
1260 fits in the bitfield.
1262 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1263 Vladimir Yanovsky <yanov@il.ibm.com>
1264 Revital Eres <eres@il.ibm.com>
1265 Andrey Belevantsev <abel@ispras.ru>
1267 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1269 * modulo-sched.c: Add documentation regarding do-loop.
1270 (doloop_register_get): Change number of arguments to support
1271 the new do-loop pattern and check whether COUNT_REG has no other
1272 occurences in the loop besides in the control part.
1273 (duplicate_insns_of_cycles): Do not duplicate the insn which
1274 changes count_reg as it is already adjusted.
1275 (generate_prolog_epilog): New argument to support the new
1276 do-loop pattern. Change the subtract instruction to use
1277 expand_simple_binop. Call duplicate_insns_of_cycles with new
1279 (sms_schedule): Call doloop_register_get and
1280 generate_prolog_epilog with new argument. Do not handle loops
1281 with single sets insns with subreg in their lhs.
1282 * loop-doloop.c (doloop_optimize): Support for another do-loop
1284 (doloop_condition_get): Gets an instruction instead of a pattern
1285 and change the return condition when the do-loop pattern is
1287 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1288 deps when considering to not create edges.
1290 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1292 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1295 2007-08-27 Jason Merrill <jason@redhat.com>
1298 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1299 zero-sized types after calling gimplify_modify_expr_rhs.
1301 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1303 * regclass.c (init_reg_autoinc): Fix typo.
1305 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1307 Fix PR tree-optimization/33173
1308 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1310 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1313 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1314 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1317 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1318 David Ung <davidu@mips.com>
1319 Nigel Stephens <nigel@mips.com>
1321 Separate target-specific initialization from general
1322 back-end initialization.
1324 * toplev.c (init_alignments): New, split out from...
1325 (process_options): ...here.
1326 (backend_init_target): New, split out from...
1327 (backend_init): ...here.
1328 (lang_dependent_init_target): New, split out from...
1329 (lang_dependent_init): ...here.
1330 (target_reinit): New.
1331 * toplev.h (target_reinit): Declare.
1332 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1333 now can be called more than once. Update comments.
1334 * expr.h (init_expr_target): Likewise.
1335 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1336 now can be called more than once. Explicitly zero
1337 static_reg_base_value.
1338 * emit-rtl.c (init_emit_regs): New, split out from...
1339 (init_emit_once): Here.
1340 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1341 non-const, so that changes from command-line arguments can overwrite
1342 values provided by the static initializers.
1343 (initial_call_really_used_regs): New, used similarly to the above.
1344 (initial_reg_names): Likewise.
1345 (last_mode_for_init_move_cost): Promoted function-local static to
1346 file-scope static to make it accessible outside init_move_cost.
1347 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1348 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1349 reg_names since it is needed for parsing command-line options.
1350 (init_move_cost): Use last_mode_for_init_move_cost instead of
1351 function-local static.
1352 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1353 call_really_used_regs now. Reinitialize reg_names. Also
1354 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1355 reg_class_superunion. Clear losing_caller_save_reg_set.
1356 Preserve global registers if called more than once. Reset
1357 move cost, may_move_in_cost, may_move_out_cost, and
1358 last_mode_for_init_move_cost.
1359 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1360 can now be invoked more than once. Update comments.
1361 (init_regs): Update comments.
1362 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1363 and initial_call_really_used_regs, instead of the non-initial
1364 variables. This allows us to save the command-line register settings
1365 after target reinitialization.
1366 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1367 * rtl.h (init_emit_regs): Declare.
1368 (init_reg_modes_target, init_alias_target): Renamed as described
1370 * reload1.c (init_reload): Update comments.
1371 * optabs.c (init_optabs): Likewise.
1372 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1374 2007-08-26 Chao-ying Fu <fu@mips.com>
1376 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1379 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1381 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1383 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1385 * bb-reorder.c (copy_bb_p): Likewise.
1386 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1387 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1388 block_ends_with_condjump_p): Likewise.
1389 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1390 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1391 block_ends_with_condjump_p): Likewise.
1392 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1393 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1394 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1395 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1396 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1397 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1398 debug_true_const_tree instad of debug_true_tree.
1399 * debug.c (do_nothing_debug_hooks): Likewise.
1400 * debug.h (ignore_block, debug_true_const_tree): Constify.
1401 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1402 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1403 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1404 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1405 dbx_reg_number, is_based_loc, field_type,
1406 simple_type_align_in_bits, simple_decl_align_in_bits,
1407 simple_type_size_in_bits, field_byte_offset, insert_float,
1408 type_tag, member_declared_type, is_redundant_typedef,
1409 secname_for_decl, is_inlined_entry_point): Likewise.
1410 * emit-rtl.c (const_next_insn, const_previous_insn,
1411 const_next_nonnote_insn, const_prev_nonnote_insn,
1412 const_next_real_insn, const_prev_real_insn,
1413 const_next_active_insn, const_prev_active_insn, const_next_label,
1414 const_prev_label): Likewise.
1415 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1417 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1418 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1419 sched_insn_is_legitimate_for_speculation_p): Likewise.
1420 * jump.c (reversed_comparison_code_parts,
1421 reversed_comparison_code, reversed_comparison, condjump_label):
1423 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1424 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1426 * rtl.h (const_previous_insn, const_next_insn,
1427 const_prev_nonnote_insn, const_next_nonnote_insn,
1428 const_prev_real_insn, const_next_real_insn,
1429 const_prev_active_insn, const_next_active_insn, const_prev_label,
1430 const_next_label, modified_between_p, modified_in_p,
1431 const_note_storeskeep_with_call_p, condjump_label,
1432 reversed_comparison, reversed_comparison_code,
1433 reversed_comparison_code_parts, memory_modified_in_insn_p,
1434 stack_regs_mentioned): Likewise.
1435 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1436 keep_with_call_p): Likewise.
1437 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1438 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1439 sd_lists_size, sd_lists_empty_p): Likewise.
1440 * sched-int.h (sched_insns_conditions_mutex_p,
1441 haifa_classify_insn, no_real_insns_p,
1442 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1443 sd_lists_size, sd_lists_empty_p): Likewise.
1444 * sdbout.c (sdb_debug_hooks): Likewise.
1445 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1446 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1447 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1449 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1450 tree_can_throw_internal): Likewise.
1451 * tree-flow-inline.h (phi_nodes): Likewise.
1452 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1453 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1454 * tree-gimple.c (const_get_call_expr_in): Likewise.
1455 * tree-gimple.h (const_get_call_expr_in): Likewise.
1456 * tree.c (const_lookup_attribute, attribute_list_equal,
1457 attribute_list_contained): Likewise.
1458 * tree.h (attribute_list_equal, attribute_list_contained,
1459 const_lookup_attribute): Likewise.
1460 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1462 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1464 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1465 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1467 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1470 * config/alpha/constraints.md: Delete "svn:mime-type" property
1471 with svn propdel "svn:mime-type".
1473 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1476 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1477 non NOTE insn doesn't cross basic block.
1478 (noce_try_abs): Likewise.
1479 (noce_process_if_block): Likewise.
1481 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1484 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1485 operand without auto-inc-dec.
1486 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1487 offsettable_mem_operand.
1488 (floatunssidf2_internal): Same.
1489 (fix_truncdfsi2_internal): Same.
1490 (floatsidf_ppc64): Same.
1491 (floatunssidf_ppc64): Same.
1492 (fix_trunctfsi2_internal): Same.
1494 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1497 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1498 pass defines needed for version.c.
1500 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1502 * configure.ac (--debug-prefix-map check): Change assembler
1503 version presumed to have feature to 2.18.
1504 * configure: Regenerate.
1506 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1508 * c-common.c (vector_types_convertible_p,
1509 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1510 self_promoting_args_p): Constify.
1511 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1512 c_promoting_integer_type_p, self_promoting_args_p,
1513 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1514 * c-decl.c (anon_aggr_type_p): Likewise.
1515 * * c-dump.c (dump_stmt): Likewise.
1516 * c-objc-common.c (has_c_linkage): Likewise.
1517 * c-tree.h (same_translation_unit_p): Likewise.
1518 * c-typeck.c (null_pointer_constant_p,
1519 tagged_types_tu_compatible_p, function_types_compatible_p,
1520 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1521 comptypes_internal, struct tagged_tu_seen_cache,
1522 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1523 c_size_in_bytes): Likewise.
1524 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1525 hash_ptr, eq_ptr): Likewise.
1526 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1527 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1528 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1529 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1531 * optabs.c (optab_for_tree_code): Likewise.
1532 * optabs.h (optab_for_tree_code): Likewise.
1533 * rtl.h (simplify_rtx): Likewise.
1534 * simplify-rtx.c (simplify_rtx): Likewise.
1535 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1536 dump_flag, dump_node): Likewise.
1537 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1538 queue_and_dump_type, dump_flag): Likewise.
1539 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1540 * tree-pass.h (dump_node): Likewise.
1541 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1542 supportable_narrowing_operation): Likewise.
1543 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1544 supportable_narrowing_operation): Likewise.
1545 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1546 is_negative_overflow_infinity, is_positive_overflow_infinity,
1547 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1548 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1549 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1550 ssa_name_nonzero_p, fp_predicate): Likewise.
1551 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1552 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1553 ssa_name_nonnegative_p): Likewise.
1555 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1557 * config.gcc : Add x86_64-elf target.
1559 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1561 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1563 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1564 Nigel Stephens <nigel@mips.com>
1568 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1569 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1570 * expr.c (SET_BY_PIECES_P): Define.
1571 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1572 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1573 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1575 * expr.h (SET_RATIO): Define.
1576 (can_store_by_pieces, store_by_pieces): Update prototypes.
1577 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1578 can_store_by_pieces/store_by_pieces.
1579 (expand_builtin_memcpy_args): Likewise.
1580 (expand_builtin_strncpy): Likewise.
1581 (expand_builtin_memset_args): Likewise. Also remove special case
1582 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1583 decide what to do instead.
1584 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1585 to can_store_by_pieces.
1587 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1588 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1590 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1591 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1592 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1593 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1594 (STORE_BY_PIECES_P): Define.
1596 2007-08-24 Tom Tromey <tromey@redhat.com>
1598 * varpool.c (varpool_last_needed_node): Fix comment typo.
1599 * c-decl.c (duplicate_decls): Fix comment typo.
1600 (clone_underlying_type): Update comment.
1602 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1604 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1605 alpha_in_small_data_p, alpha_split_complex_arg,
1606 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1608 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1609 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1611 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1612 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1613 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1614 * config/darwin.c (darwin_binds_local_p): Likewise.
1615 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1617 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1618 i386_pe_valid_dllimport_attribute_p): Likewise.
1619 * config/i386/i386.c (ix86_function_regparm,
1620 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1621 x86_can_output_mi_thunk, ix86_mangle_type,
1622 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1623 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1624 i386_pe_binds_local_p): Likewise.
1625 * config/ia64/ia64.c
1626 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1627 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1628 ia64_invalid_conversion, ia64_invalid_unary_op,
1629 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1631 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1632 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1633 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1634 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1635 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1636 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1637 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1638 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1639 * config/pa/pa.c (pa_commutative_p): Likewise.
1640 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1642 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1643 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1644 rs6000_use_blocks_for_constant_p,
1645 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1646 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1647 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1648 * config/s390/s390.c (s390_mangle_type,
1649 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1651 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1652 th_in_small_data_p): Likewise.
1653 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1654 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1656 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1657 sparc_mangle_type): Likewise.
1658 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1659 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1660 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1662 * hooks.c (hook_bool_mode_const_rtx_false,
1663 hook_bool_mode_const_rtx_true,
1664 hook_bool_const_tree_hwi_hwi_const_tree_false,
1665 hook_bool_const_tree_hwi_hwi_const_tree_true,
1666 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1667 hook_constcharptr_const_tree_null,
1668 hook_constcharptr_const_rtx_null,
1669 hook_constcharptr_const_tree_const_tree_null,
1670 hook_constcharptr_int_const_tree_null,
1671 hook_constcharptr_int_const_tree_const_tree_null): New.
1672 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1673 hook_bool_tree_hwi_hwi_tree_false,
1674 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1675 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1676 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1677 hook_constcharptr_int_tree_null,
1678 hook_constcharptr_int_tree_tree_null): Delete.
1679 (default_can_output_mi_thunk_no_vcall): Constify.
1680 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1681 hook_bool_tree_hwi_hwi_tree_false,
1682 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1683 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1684 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1685 hook_constcharptr_int_tree_null,
1686 hook_constcharptr_int_tree_tree_null): Delete.
1687 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1688 hook_bool_const_tree_hwi_hwi_const_tree_false,
1689 hook_bool_const_tree_hwi_hwi_const_tree_true,
1690 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1691 hook_constcharptr_const_tree_null,
1692 hook_constcharptr_const_rtx_null,
1693 hook_constcharptr_const_tree_const_tree_null,
1694 hook_constcharptr_int_const_tree_null,
1695 hook_constcharptr_int_const_tree_const_tree_null): New.
1696 (default_can_output_mi_thunk_no_vcall): Constify.
1697 * integrate.c (function_attribute_inlinable_p): Likewise.
1698 * integrate.h (function_attribute_inlinable_p): Likewise.
1699 * jump.c (rtx_renumbered_equal_p): Likewise.
1700 * output.h (decl_readonly_section, categorize_decl_for_section,
1701 default_use_anchors_for_symbol_p, default_binds_local_p,
1702 default_binds_local_p_1): Likewise.
1703 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1705 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1706 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1707 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1708 TARGET_COMP_TYPE_ATTRIBUTES,
1709 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1710 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1711 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1712 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1713 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1714 * target.h (can_output_mi_thunk, needs_block_p,
1715 first_cycle_multipass_dfa_lookahead_guard_spec,
1716 vector_alignment_reachable, comp_type_attributes,
1717 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1718 commutative_p, use_blocks_for_constant_p,
1719 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1720 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1721 invalid_within_doloop, valid_dllimport_attribute_p,
1722 split_complex_arg, invalid_arg_for_unprototyped_fn,
1723 invalid_conversion, invalid_unary_op, invalid_binary_op):
1725 * targhooks.c (default_invalid_within_doloop,
1726 hook_invalid_arg_for_unprototyped_fn,
1727 default_builtin_vector_alignment_reachable): Likewise.
1728 (hook_bool_rtx_commutative_p): Delete.
1729 (hook_bool_const_rtx_commutative_p): New.
1730 * targhooks.h (default_invalid_within_doloop,
1731 default_builtin_vector_alignment_reachable,
1732 hook_invalid_arg_for_unprototyped_fn): Constify.
1733 (hook_bool_rtx_commutative_p): Delete.
1734 (hook_bool_const_rtx_commutative_p): New.
1735 * varasm.c (bss_initializer_p, decl_default_tls_model,
1736 categorize_decl_for_section, decl_readonly_section,
1737 default_use_anchors_for_symbol_p, default_binds_local_p,
1738 default_binds_local_p_1): Constify.
1740 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1742 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1743 __NO_BUILTIN if -fno-builtin.
1745 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1747 * config/bfin/bfin.c (print_operand): Report error instead of
1748 ICE for wrong operand.
1750 2007-08-24 Michael Matz <matz@suse.de>
1752 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1754 2007-08-24 Richard Guenther <rguenther@suse.de>
1757 * tree-ssa.c (useless_type_conversion_p): Split into a
1758 recursive and a non-recursive part.
1759 (useless_type_conversion_p_1): New function.
1760 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1761 from maybe_fold_offset_to_reference is trivially convertible
1762 to the desired type before doing the simplification.
1764 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1766 * expr.c (store_expr): Optimize initialization of an array
1768 * expr.h (builtin_strncpy_read_str): New prototype.
1769 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1772 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1775 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1776 field when initializing if_info structure.
1778 2007-08-24 Richard Guenther <rguenther@suse.de>
1780 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1782 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1783 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1784 * tree-inline.c (inlinable_function_p): Fold in common parts of
1785 the cannot_inline_tree_fn langhook.
1786 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1787 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1788 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1789 cannot_inline_tree_fn langhook.
1790 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1791 cannot_inline_tree_fn member.
1793 2007-08-24 Richard Guenther <rguenther@suse.de>
1795 * expr.c (get_inner_reference): Do computation of bitoffset
1796 from offset in a way we can detect overflow reliably.
1798 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1800 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1802 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1804 * config/bfin/bfin.opt (mfast-fp): Add.
1805 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1806 libbffastfp override libgcc if -mfast-fp.
1807 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1808 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1809 (Blackfin Options): Document -mfast-fp.
1811 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1813 PR tree-optimization/32573
1815 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1816 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1817 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1818 (build_classic_dist_vector): Return false rather than true if
1819 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1820 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1821 returned false. Don't call save_dist_v before calling
1822 build_classic_dist_vector_1.
1823 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1824 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1825 DDR_DIR_VECTS vectors.
1827 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1829 * configure.ac (leb128): Modify sed statement to work with any
1830 binutils version string.
1831 * configure: Regenerate
1833 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1835 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1836 Wrap in RTX_CODE macro guard.
1837 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1838 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1839 arm_mark_dllimport, arm_pe_encode_section_info,
1840 arm_pe_unique_section): Use ISO-C function declarations.
1841 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1842 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1843 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1845 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1846 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1848 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1850 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1851 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1852 (register_move_cost): Use ISO-C function declarations.
1853 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1854 * config/score/score-protos.h (score_declare_object): Add
1856 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1858 * final.c (profile_function): Avoid empty if-bodies.
1861 * calls.c (must_pass_in_stack_var_size,
1862 must_pass_in_stack_var_size_or_pad): Constify.
1863 * config/alpha/alpha-protos.h (function_value): Likewise.
1864 * config/alpha/alpha.c (alpha_return_in_memory,
1865 alpha_pass_by_reference, function_value,
1866 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1867 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1869 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1870 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1871 TARGET_PROMOTE_PROTOTYPES): Likewise.
1872 * config/arm/arm-protos.h (arm_return_in_memory,
1873 arm_pad_arg_upward, arm_function_value): Likewise.
1874 * config/arm/arm.c (arm_pass_by_reference,
1875 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1876 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1877 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1879 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1880 * config/avr/avr-protos.h (avr_function_value): Likewise.
1881 * config/avr/avr.c (avr_return_in_memory,
1882 gas_output_limited_string, gas_output_ascii, avr_function_value,
1883 avr_return_in_memory): Likewise.
1884 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1885 * config/bfin/bfin.c (bfin_pass_by_reference,
1886 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1887 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1889 * config/cris/cris.c (cris_pass_by_reference,
1890 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1891 * config/crx/crx.c (crx_return_in_memory): Likewise.
1892 * config/darwin.c (function_base, machopic_function_base_name):
1894 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1895 TARGET_PROMOTE_PROTOTYPES): Likewise.
1896 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1897 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1898 * config/i386/i386-protos.h (ix86_return_in_memory,
1899 ix86_sol10_return_in_memory): Likewise.
1900 * config/i386/i386.c (ix86_function_value,
1901 ix86_function_sseregparm, ix86_must_pass_in_stack,
1902 type_natural_mode, classify_argument, examine_argument,
1903 construct_container, ix86_pass_by_reference, function_value_32,
1904 function_value_64, ix86_function_value_1, return_in_memory_32,
1905 return_in_memory_64, return_in_memory_ms_64,
1906 ix86_return_in_memory, ix86_sol10_return_in_memory,
1907 TARGET_PROMOTE_PROTOTYPES): Likewise.
1908 * config/ia64/ia64-protos.h (ia64_function_value,
1909 ia64_hpux_function_arg_padding): Likewise.
1910 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1911 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1912 ia64_hpux_function_arg_padding): Likewise.
1913 * config/iq2000/iq2000-protos.h (function_arg,
1914 iq2000_function_value): Likewise.
1915 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1916 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1917 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1918 function_arg, iq2000_function_value): Likewise.
1919 * config/m32c/m32c-protos.h (m32c_function_value,
1920 m32c_promote_function_return): Likewise.
1921 * config/m32c/m32c.c (m32c_pass_by_reference,
1922 m32c_promote_prototypes, m32c_promote_function_return,
1923 m32c_function_value): Likewise.
1924 * config/m32r/m32r.c (m32r_return_in_memory,
1925 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1926 m32r_in_small_data_p): Likewise.
1927 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1929 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1930 m68hc11_function_arg_padding): Likewise.
1931 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1932 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1933 m68k_function_value): Likewise.
1934 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1935 mcore_function_value): Likewise.
1936 * config/mcore/mcore.c (handle_structs_in_regs,
1937 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1938 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1939 mcore_num_arg_regs, mcore_function_value): Likewise.
1940 * config/mips/mips-protos.h (mips_pad_arg_upward,
1941 mips_function_value): Likewise.
1942 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1943 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1944 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1945 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1946 mips_function_value): Likewise.
1947 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1949 * config/mmix/mmix.c (mmix_pass_by_reference,
1950 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1951 mmix_encode_section_info): Likewise.
1952 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1954 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1955 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1956 mn10300_function_value): Likewise.
1957 * config/mt/mt-protos.h (mt_function_value): Likewise.
1958 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1959 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1960 * config/pa/pa-protos.h (function_arg_padding, function_value,
1961 pa_return_in_memory): Likewise.
1962 * config/pa/pa.c (pa_pass_by_reference,
1963 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1964 function_arg_padding, function_value, pa_return_in_memory):
1966 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1967 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1968 function_arg_padding): Likewise.
1969 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1970 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1971 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1972 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1973 function_arg_padding, altivec_expand_dst_builtin,
1974 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1975 altivec_init_builtins, rs6000_common_init_builtins,
1976 rs6000_function_value): Likewise.
1977 * s390/s390-protos.h (s390_function_value): Likewise.
1978 * config/s390/s390.c (s390_function_arg_size,
1979 s390_pass_by_reference, s390_return_in_memory,
1980 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1981 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1982 * config/score/score-protos.h (score_function_value): Likewise.
1983 * config/score/score.c (score_arg_partial_bytes,
1984 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1985 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1986 score_pass_by_reference, score_add_offset, score_function_value):
1988 * config/sh/sh-protos.h (sh_attr_renesas_p,
1989 sh_promote_prototypes): Likewise.
1990 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1991 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1992 sh_attr_renesas_p): Likewise.
1993 * config/sparc/sparc-protos.h (function_value,
1994 function_arg_padding): Likewise.
1995 * config/sparc/sparc.c (sparc_promote_prototypes,
1996 sparc_return_in_memory, sparc_pass_by_reference,
1997 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1998 function_arg_record_value_2, function_arg_record_value_1,
1999 function_arg_record_value, function_arg_record_value,
2000 function_arg_padding, function_value): Likewise.
2001 * config/spu/spu-protos.h (spu_function_value): Likewise.
2002 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2003 spu_function_value): Likewise.
2004 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2006 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2007 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2008 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2010 * config/v850/v850.c (v850_return_in_memory,
2011 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2012 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2013 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2014 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2015 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2017 * explow.c (promote_mode, hard_function_value): Likewise.
2018 * expr.h (hard_function_value, promote_mode): Likewise.
2019 * function.c (aggregate_value_p): Likewise.
2020 * hooks.c (hook_bool_const_tree_true): New.
2021 * hooks.h (hook_bool_const_tree_true): New.
2022 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2023 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2024 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2025 TARGET_RETURN_IN_MSB): Likewise.
2026 * target.h (promote_function_args, promote_function_return,
2027 promote_prototypes, return_in_memory, return_in_msb,
2028 pass_by_reference, must_pass_in_stack, callee_copies,
2029 function_value): Likewise.
2030 * targhooks.c (default_return_in_memory,
2031 hook_pass_by_reference_must_pass_in_stack,
2032 hook_callee_copies_named,
2033 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2034 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2035 default_function_value): Likewise.
2036 * targhooks.h (default_return_in_memory,
2037 hook_pass_by_reference_must_pass_in_stack,
2038 hook_callee_copies_named,
2039 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2040 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2041 default_function_value): Likewise.
2042 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2043 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2044 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2045 * tree.c (needs_to_live_in_memory): Likewise.
2046 * tree.h (struct tree_type, needs_to_live_in_memory,
2047 aggregate_value_p, must_pass_in_stack_var_size,
2048 must_pass_in_stack_var_size_or_pad): Likewise.
2049 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2050 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2051 lookup_filename): Likewise.
2053 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2057 fake fcomi i387 instruction for !TARGET_CMOVE.
2058 (ix86_expand_branch): Expand natural sequence with one jump for
2059 all targets, not only TARGET_CMOVE.
2060 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2061 pattern to implement fake fcomi sequence. Split instruction after
2062 reload to correct compare sequences.
2063 (*cmpfp_xf_cc): Ditto.
2064 (*cmpfp_<mode>_cc): Ditto.
2065 (*cmpfp_u_cc): Ditto.
2066 (*cmpfp_<mode>_cc): Ditto.
2068 2007-08-23 Richard Guenther <rguenther@suse.de>
2070 * tree-pretty-print.c (dump_generic_node): Annotate
2071 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2073 2007-08-23 Richard Guenther <rguenther@suse.de>
2075 * builtins.c (expand_builtin_mathfn): Wrap argument in
2076 save_expr directly instead of re-building the call.
2077 (expand_builtin_mathfn_2): Likewise.
2078 (expand_builtin_mathfn_3): Likewise.
2079 (expand_builtin_interclass_mathfn): Likewise.
2080 (expand_builtin_int_roundingfn): Set arg.
2081 (expand_builtin_int_roundingfn_2): Likewise.
2083 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2085 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2086 *sse_nand<mode>3, *sse_xor<mode>3): New.
2088 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2091 * config/i386/i386.c (print_operand): Handle ';' code. Output
2092 semicolon for TARGET_MACHO.
2093 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2094 emit semicolon after 'lock' prefix.
2095 (sync_double_compare_and_swap<mode>): Ditto.
2096 (*sync_double_compare_and_swapdi_pic): Ditto.
2097 (*sync_compare_and_swap_cc<mode>): Ditto.
2098 (sync_double_compare_and_swap_cc<mode>): Ditto.
2099 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2100 (sync_old_add<mode>): Ditto.
2101 (sync_add<mode>): Ditto.
2102 (sync_sub<mode>): Ditto.
2103 (sync_ior<mode>): Ditto.
2104 (sync_and<mode>): Ditto.
2105 (sync_xor<mode>): Ditto.
2107 2007-08-22 Chao-ying Fu <fu@mips.com>
2109 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2111 (copy_rtx): Handle CONST_FIXED.
2112 (rtx_equal_p): Likewise.
2113 * rtl.h (fixed_value.h): New include.
2114 (rtx_def): Add a new field of fixed_value to u.
2115 (XCNMPFV): Define for accessing fixed_value.
2116 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2118 * rtl.def (CONST_FIXED): New constant.
2119 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2120 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2121 US_ASHIFT): New codes.
2122 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2123 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2124 unsigned_fract_convert, unsigned_sat_fract): Document them.
2125 * varasm.c (assemble_integer): Extend to support fixed-point constants
2126 by using different machine classes.
2127 (decode_addr_const): Handle FIXED_CST.
2128 (const_hash_1): Likewise.
2129 (compare_constant): Likewise.
2130 (copy_constant): Likewise.
2131 (const_rtx_hash_1): Handle CONST_FIXED.
2132 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2133 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2135 (initializer_constant_valid_p): Handle FIXED_CST.
2136 (output_constant): Support FIXED_POINT_TYPE.
2137 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2138 * cse.c (hash_rtx): Support CONST_FIXED.
2139 (exp_equiv_p): Likewise.
2140 (cannon_reg): Likewise.
2141 (fold_rtx): Likewise.
2142 (equiv_constant): Likewise.
2143 (cse_process_notes_1): Likewise.
2144 (count_reg_usage): Likewise.
2145 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2146 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2147 (wrap_constant): Check CONST_FIXED.
2148 (cselib_hash_rtx): Support CONST_FIXED.
2149 (cselib_subst_to_values): Likewise.
2150 * df-scan.c (df_uses_record): Likewise.
2151 * gcse.c (want_to_gcse_p): Likewise.
2152 (oprs_unchanged_p): Likewise.
2153 (oprs_not_set_p): Likewise.
2154 (compute_transp): Likewise.
2155 (extract_mentioned_regs_helper): Likewise.
2156 * genemit.c (gen_exp): Likewise.
2157 * local-alloc.c (equiv_init_varies_p): Likewise.
2158 (contains_replace_regs): Likewise.
2159 (memref_referenced_p): Likewise.
2160 * loop-invariant.c (check_maybe_invariant): Likewise.
2161 (hash_invariant_expr_1): Likewise.
2162 (invariant_expr_equal_p): Likewise.
2163 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2164 * regclass.c (reg_scan_mark_refs): Likewise.
2165 * regrename.c (scan_rtx): Likewise.
2166 * resource.c (mark_referenced_resources): Likewise.
2167 (mark_set_resources): Likewise.
2168 * rtlanal.c (rtx_unstable_p): Likewise.
2169 (rtx_varies_p): Likewise.
2170 (count_occurrences): Likewise.
2171 (reg_mentioned_p): Likewise.
2172 (modified_between_p): Likewise.
2173 (modified_in_p): Likewise.
2174 (volatile_insn_p): Likewise.
2175 (volatile_refs_p): Likewise.
2176 (side_effects_p): Likewise.
2177 (may_trap_p_1): Likewise.
2178 (inequality_comparisons_p): Likewise.
2179 (computed_jump_p_1): Likewise.
2180 (commutative_operand_precedence): Likewise.
2181 * sched-deps.c (sched_analyze_2): Likewise.
2182 * sched-vis.c (print_value): Likewise.
2183 * reload.c (operands_match_p): Likewise.
2184 (subst_reg_equivs): Likewise.
2185 * reload1.c (eliminate_regs_1): Likewise.
2186 (elimination_effects): Likewise.
2187 (scan_paradoxical_subregs): Likewise.
2188 * alias.c (rtx_equal_for_memref_p): Likewise.
2189 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2190 * emit-rtl.c (const_fixed_htab): New hash table.
2191 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2193 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2194 const_fixed_from_fixed_value): New functions.
2195 (verify_rtx_sharing): Handle CONST_FIXED.
2196 (copy_rtx_if_shared_1): Likewise.
2197 (reset_used_flags): Likewise.
2198 (set_used_flags): Likewise.
2199 (copy_insn_1): Likewise.
2200 (init_emit_once): Create const_fixed_htab.
2201 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2203 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2205 PR tree-optimization/32949
2206 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2207 before failing for ivs with non-constant step.
2209 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2211 * doc/md.texi (Iterators): Renamed from Macros. All contents
2212 changed to reflect rename of respectively define_code_macro and
2213 define_mode_macro to define_code_iterator and define_mode_iterator.
2214 (Mode Iterators, Code Iterators): Similar.
2215 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2216 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2217 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2218 (initialize_iterators, find_iterator, check_code_iterator)
2219 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2220 (read_mapping, read_rtx_1): Similar.
2221 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2222 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2223 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2224 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2225 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2226 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2227 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2228 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2229 config/rs6000/sync.md, config/rs6000/rs6000.md,
2230 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2231 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2232 config/vax/vax.md, config/bfin/bfin.md: Similar.
2234 2007-08-22 David Daney <ddaney@avtrex.com>
2236 * doc/install.texi (Testing): Mention testing on a simulator.
2238 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2240 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2242 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2243 and rearrange floating point conversion functions into different
2246 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2248 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2249 dfa_post_advance_cycle): New scheduler hooks.
2250 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2251 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2253 (TARGET_SCHED): Use them.
2254 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2255 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2256 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2258 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2259 function to facilitate debugging.
2260 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2261 (output_insn_has_dfa_reservation_p): New static function to output
2262 insn_has_dfa_reservation_p ().
2263 (write_automata): Use it.
2264 * genattr.c (main): Output declaration for
2265 insn_has_dfa_reservation_p ().
2267 2007-08-22 Christian Bruel <christian.bruel@st.com>
2268 Richard Guenther <rguenther@suse.de>
2270 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2271 * simplify_rtx (simplify_binary_operation_1): Likewise.
2273 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2275 PR rtl-optimization/32557
2276 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2277 of REGNO (mws->mw_reg).
2279 2007-08-22 Richard Guenther <rguenther@suse.de>
2282 * builtins.c (expand_builtin_int_roundingfn): Replace call
2283 argument wrapped with SAVE_EXPR directly.
2284 (expand_builtin_int_roundingfn_2): Likewise.
2286 2007-08-22 Richard Guenther <rguenther@suse.de>
2288 * tree-inline.c (inlinable_function_p): Restore disregarding
2289 inline limits for GNU extern inline functions.
2291 2007-08-22 Richard Guenther <rguenther@suse.de>
2294 * tree.c (host_integerp): Treat sizetype as signed as it is
2297 2007-08-21 Ian Lance Taylor <iant@google.com>
2299 PR tree-optimization/33134
2300 * tree-vrp.c (adjust_range_with_scev): Call
2301 set_value_range_to_value.
2303 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2305 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2308 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2310 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2313 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2315 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2316 cases to set eight bytes at a time.
2317 (expand_block_move): Likewise.
2319 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2322 * dwarf2out.c (gen_decl_die): Don't call
2323 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2325 2007-08-21 Paul Brook <paul@codesourcery.com>
2326 Nathan Sidwell <nathan@codesourcery.com>
2327 Mark Mitchell <mark@codesourcery.com>
2328 Joseph Myers <joseph@codesourcery.com>
2330 * configure.ac: Add --with-pkgversion and --with-bugurl.
2331 * configure: Regenerate.
2332 * doc/install.texi: Document them.
2333 * version.c (version_string): Remove VERSUFFIX.
2334 (VERSUFFIX): Remove.
2335 (pkgversion_string): New.
2336 (bug_report_url): Do not hard-code initializer.
2337 * version.h (pkgversion_string): Declare.
2338 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2340 (version.o): Define PKGVERSION and BUGURL.
2341 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2342 (%.pod): Define BUGURL.
2343 * gcc.c (process_command, main): Use pkgversion_string.
2344 * toplev.c (compile_file, print_version): Likewise.
2345 * protoize.c (main): Likewise.
2346 * gcov.c (print_version): Likewise. Update copyright date.
2347 * gcov-dump.c (print_version): Likewise. Update copyright date.
2348 * mips-tdump.c (main): Likewise. Update copyright date.
2349 * mips-tfile.c (main): Likewise. Update copyright date.
2350 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2351 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2352 shorten description.
2353 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2354 * doc/gccint.texi: Likewise.
2355 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2356 Update copyright date.
2358 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2360 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2361 (ix86_expand_strlensi_unroll_1): Ditto.
2362 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2363 (ix86_expand_carry_flag_compare): Update comment.
2365 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2368 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2369 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2371 2007-08-21 Richard Guenther <rguenther@suse.de>
2373 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2375 2007-08-21 Richard Guenther <rguenther@suse.de>
2378 * fold-const.c (fold_binary): Remove index +p PTR folding.
2379 Fix types of POINTER_PLUS_EXPR generated by folding of
2382 2007-08-20 Chao-ying Fu <fu@mips.com>
2384 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2385 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2386 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2387 (c_common_fixed_point_type_for_size): Declare.
2388 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2389 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2390 (c_token_starts_declspecs): Likewise.
2391 (c_parser_declspecs): Likewise.
2392 (c_parser_attributes): Likewise.
2393 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2394 (c_declspecs): Add saturating_p.
2395 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2396 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2397 _Sat. Handle RID_SAT.
2398 Avoid using void, bool, char, int, float, double, _Decimal32,
2399 _Decimal64, _Decimal128, and complex with _Sat.
2400 Handle RID_FRACT and RID_ACCUM.
2401 Make sure _Sat is used with _Fract or _Accum.
2402 (finish_declspecs): Handle cts_fract and cts_accum.
2403 * c-common.c (fixed-value.h): New include.
2404 (constant_expression_warning): Handle FIXED_CST.
2405 (overflow_warning): Likewise.
2406 (warnings_for_convert_and_check): Likewise.
2407 (c_common_fixed_point_type_for_size): New.
2408 (c_common_type_for_mode): Handle fixed-point modes to
2409 return various saturating/non-saturating, signed/unsigned types.
2410 (c_common_signed_or_unsigned_type): Support fixed-point types.
2411 (shorten_compare): Check fixed-point zero.
2412 Handle FIXED_POINT_TYPE.
2413 (c_common_truthvalue_conversion): Handle FIXED_CST.
2414 Handle FIXED_POINT_TYPE.
2415 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2417 (handle_mode_attribute): Handle fixed-point modes. Need to check
2418 if the signness of base type and fixed-point modes are consistent.
2419 (handle_vector_size_attribute): Handle fixed-point modes.
2420 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2421 (warn_for_div_by_zero): Check fixed-point zero.
2422 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2423 a common fixed-point type based on fbit, ibit, sign, and saturation.
2424 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2425 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2426 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2427 (convert_for_assignment): Support FIXED_POINT_TYPE.
2428 (digest_init): Handle FIXED_POINT_TYPE.
2429 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2430 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2431 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2432 GE_EXPR, LT_EXPR, GT_EXPR.
2433 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2434 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2435 * target.h (gcc_target): Add fixed_point_supported_p.
2436 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2437 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2438 (default_fixed_point_supported_p): Define.
2439 * targhooks.h (default_fixed_point_supported_p): Declare.
2440 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2441 * doc/install.texi (Configuration): Add --enable-fixed-point.
2442 * configure.ac (--enable-fixed-point): New to enable fixed-point
2443 arithmetic extension to C. For mips targets, we enable it by default.
2444 * configure, config.in: Regenerate.
2446 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2448 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2450 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2452 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2453 DWARF2_DEBUGGING_INFO.
2454 (cold_text_section_used): Same.
2455 (cold_text_section): Same.
2457 2007-08-20 Richard Guenther <rguenther@suse.de>
2459 * c-typeck.c (convert_for_assignment): Use the type of
2460 the member for the initialization.
2462 2007-08-20 Richard Guenther <rguenther@suse.de>
2464 * c-objc-common.c (c_disregard_inline_limits): Remove.
2465 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2466 * cgraphunit.c (cgraph_process_new_functions): Call
2467 disregard_inline_limits_p.
2468 (cgraph_preserve_function_body_p): Likewise.
2469 * ipa-inline.c (compute_inline_parameters): Likewise.
2470 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2472 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2473 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2474 disregard_inline_limits langhook.
2475 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2477 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2478 disregard_inline_limits langhook.
2479 * tree-inline.c (disregard_inline_limits_p): New function.
2480 * tree-inline.h (disregard_inline_limits_p): Declare.
2482 2007-08-20 Richard Guenther <rguenther@suse.de>
2484 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2485 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2486 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2487 auto_var_in_fn_p langhook.
2488 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2490 * tree.c (auto_var_in_fn_p): ... here.
2491 (find_var_from_fn): Call auto_var_in_fn_p directly.
2492 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2493 auto_var_in_fn_p langhook.
2494 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2495 (copy_body_r): Likewise.
2496 (self_inlining_addr_expr): Likewise.
2497 * tree.h (auto_var_in_fn_p): Declare.
2499 2007-08-20 Richard Guenther <rguenther@suse.de>
2501 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2502 (walk_type_fields): Take lh parameter.
2503 (walk_tree): Rename to ...
2504 (walk_tree_1): ... this. Do not call the walk_subtrees
2505 langhook but the now passed callback. Pass lh on recursion.
2506 (walk_tree_without_duplicates): Rename to ...
2507 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2508 and call walk_tree_1.
2509 * tree.h (walk_tree_lh): New typedef.
2510 (walk_tree_1): Declare.
2511 (walk_tree_without_duplicates_1): Likewise.
2512 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2513 (walk_tree_without_duplicates): New define to
2514 walk_tree_without_duplicates_1 with NULL lh parameter.
2515 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2516 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2518 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2519 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2520 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2523 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2526 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2527 code in front of the compacting of basic blocks.
2528 Move the folding of statements inbetween the cgraph checking
2529 and compacting of basic blocks.
2531 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2532 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2535 * config/alpha/alpha.c (va_list_skip_additions): Check for
2536 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2537 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2538 PLUS_EXPR when checking ap.__base.
2539 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2540 when doing addition on pointer types. Use size_int instead of
2542 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2543 ptr_type in the second operand.
2545 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2548 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2550 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2553 * cfgexpand.c (expand_one_register_var): Mark pointer
2554 DECL_ARTIFICIAL as REG_POINTER also.
2555 * stmt.c (expand_decl): Likewise.
2557 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2564 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2565 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2566 on_worklist argument and avoid adding things to worklist multiple
2568 (add_to_worklist): Ditto.
2569 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2570 single SFT is clobbered.
2571 (set_initial_properties): Ditto.
2572 (compute_call_clobbered): Update for changes to function
2574 (create_overlap_variables_for): Always create SFT for offset 0.
2575 (create_structure_vars): Handle PHI's, since we are in SSA form at
2577 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2578 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2580 (add_vars_for_offset): Figure out aliases from access + points-to.
2581 (add_virtual_operand): Use add_vars-for_offset.
2582 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2583 (add_call_clobber_ops): Remove makes_clobbering_call set.
2584 (get_expr_operands): Always pass through the INDIRECT_REF
2586 * tree-ssa-structalias.c (struct constraint_graph): Remove
2588 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2589 address_taken, pt_used, number_incoming.
2590 (FIRST_ADDR_NODE): Removed.
2591 (merge_graph_nodes): Remove broken code for the moment.
2592 (init_graph): New function.
2593 (build_pred_graph): Remove code to init_graph.
2594 Add location equivalence support.
2595 (struct scc_info): Rename roots to deleted.
2597 (init_scc_info): Ditto
2598 (init_topo_info): Use graph->size.
2599 (compute_topo_order): Ditto.
2600 (do_da_constraint): Removed.
2601 (do_sd_constraint): Remove calls to find().
2602 set_union_with_increment should always get 0 as last arg here.
2603 (do_complex_constraint): Replace do_da_constraint with assert.
2605 (struct equiv_class_label): New.
2606 (pointer_equiv_class_table): Ditto.
2607 (location_equiv_class_table): Ditto.
2608 (equiv_class_label_hash): Ditto.
2609 (equiv_class_label_eq): Ditto
2610 (equiv_class_lookup): Ditto.
2611 (equiv_class_ladd): Ditto.
2612 (pointer_equiv_class): Ditto.
2613 (location_equiv_class): Ditto.
2614 (condense_visit): Rename and rewrite from label_visit to do only
2615 SCC related stuff for HU.
2616 (label_visit): Do HU work for HU.
2617 (perform_var_substitution): Update to do HU and location
2619 (free_var_substitution_info): Update to free HU and location
2620 equivalence structures. */
2621 (find_equivalent_node): Update for pointer but not location
2623 (unite_pointer_equivalences): New function.
2624 (move_complex_constraints): Rewrite to only do moving.
2625 (rewrite_constraints): Split out of move_complex_constraints.
2626 (solve_graph): Use graph->size.
2627 (process_constraint_1): Add from_call argument, use it.
2628 Split *a = &b into two constraints.
2629 (process_constraint): Use new process_constraint_1.
2630 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2631 (get_constraint_for): Handle non-pointer integers properly.
2632 Remove code that used to handle structures.
2633 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2634 with unknown addends.
2635 (handle_rhs_call): New function.
2636 (find_func_aliases): Use handle_rhs_call.
2637 (set_uids_in_ptset): Add an assert.
2638 (set_used_smts): Fix bug in not considering unified vars.
2639 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2640 (compute_points_to_sets): Update for other function changes.
2641 (delete_points_to_sets): Ditto.
2642 (ipa_pta_execute): Ditto.
2643 (pass_ipa_pta): We need to update SSA after ipa_pta.
2645 2007-08-19 Jan Hubicka <jh@suse.cz>
2647 * i386.md: Replace "rim" and "mri" constraints by "g".
2649 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2651 * dwarf2out.c (text_section_used, cold_text_section_used,
2652 cold_text_section, dwarf2out_note_section_used): New.
2653 (dwarf2out_init): Initialize cold_text_section.
2654 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2655 dwarf2out_note_section_used.
2656 (size_of_aranges): Only count entry for text section if it was
2657 used. Count entry for cold text section if it was used.
2658 (output_aranges): Only output entries for text section and cold
2659 text section if they were used.
2661 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2663 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2665 (debug_generic_stmt): Likewise.
2666 (debug_tree_chain): Likewise.
2668 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2670 * tree-data-refs.c (split_constant_offset): Expose.
2671 * tree-data-refs.h (split_constant_offset): Add declaration.
2673 * tree-vectorizer.h (dr_alignment_support): Renamed
2674 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2675 Added a new value dr_explicit_realign.
2676 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2677 dr_offset, dr_step, and dr_aligned_to, along with new access
2678 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2679 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2680 STMT_VINFO_DR_ALIGNED_TO.
2682 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2684 In case of outer-loop vectorization with non-fixed misalignment - use
2685 the dr_explicit_realign scheme instead of the optimized realignment
2687 (new_stmt_vec_info): Initialize new fields.
2689 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2690 'nested_in_vect_loop' case. Change verbosity level.
2691 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2692 Don't fail on zero step in the outer-loop for loads.
2693 (vect_analyze_data_refs): Call split_constant_offset to calculate
2694 base, offset and init relative to the outer-loop.
2696 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2697 BSI function argument with a new function argument - at_loop.
2698 Simplify the condition that determines STEP. Takes additional argument
2699 INV_P. Support outer-loop vectorization (handle the
2700 nested_in_vect_loop case), including zero step in the outer-loop. Call
2701 vect_create_addr_base_for_vector_ref with additional argument.
2702 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2703 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2704 Fixed and simplified calculation of step.
2705 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2706 of bsi, and with additional argument. Call bump_vector_ptr with
2707 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2708 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2709 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2710 when the realignment setup needs to take place inside the loop.
2711 Support the dr_explicit_realign scheme. Allow generating the optimized
2712 realignment scheme for outer-loop vectorization. Added documentation.
2713 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2714 the 'nested_in_vect_loop' case, including loads that are invariant in
2715 the outer-loop and the realignment schemes. Handle the case when the
2716 realignment setup needs to take place inside the loop. Call
2717 vect_setup_realignment with additional arguments. Call
2718 vect_create_data_ref_ptr with additional argument and with loop instead
2719 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2720 (vect_gen_niters_for_prolog_loop): Call
2721 vect_create_addr_base_for_vector_ref with additional arguments.
2722 (vect_create_cond_for_align_checks): Likewise.
2723 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2724 scheme: takes additional argument bump; argument ptr_incr is now
2725 optional; updated documentation.
2726 (vect_init_vector): Takes additional argument (bsi). Use it, if
2727 available, to insert the vector initialization.
2728 (get_initial_def_for_induction): Pass additional argument in call to
2730 (vect_get_vec_def_for_operand): Likewise.
2731 (vect_setup_realignment): Likewise.
2732 (vectorizable_load): Likewise.
2734 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2736 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2737 as argument instead of struct loop.
2738 (nested_in_vect_loop_p): New function.
2739 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2741 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2742 from other phis in the loop.
2743 (destroy_loop_vec_info): Add additional argument to declaration.
2745 * tree-vectorizer.c (supportable_widening_operation): Also check if
2746 nested_in_vect_loop_p (don't allow changing the order in this case).
2747 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2748 of struct loop. Call nested_in_vect_loop_p and don't require
2749 flag_unsafe_math_optimizations if it returns true.
2750 (new_stmt_vec_info): When setting def_type for phis differentiate
2751 loop-header phis from other phis.
2752 (bb_in_loop_p): New function.
2753 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2754 just update their loop_vinfo. Order of BB traversal now matters -
2755 call dfs_enumerate_from with bb_in_loop_p.
2756 (destroy_loop_vec_info): Takes additional argument to control whether
2757 stmt_vinfo of the loop stmts should be destroyed as well.
2758 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2759 reduction stmt to be defines by a non loop-header phi.
2760 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2762 * tree-vect-transform.c (vectorizable_reduction): Call
2763 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2764 (vectorizable_call): Likewise.
2765 (vectorizable_conversion): Likewise.
2766 (vectorizable_operation): Likewise.
2767 (vectorizable_type_promotion): Likewise.
2768 (vectorizable_type_demotion): Likewise.
2769 (vectorizable_store): Likewise.
2770 (vectorizable_live_operation): Likewise.
2771 (vectorizable_reduction): Likewise. Also pass loop_info to
2772 vect_is_simple_reduction instead of loop.
2773 (vect_init_vector): Call nested_in_vect_loop_p.
2774 (get_initial_def_for_reduction): Likewise.
2775 (vect_create_epilog_for_reduction): Likewise.
2776 (vect_init_vector): Check which loop to work with, in case there's an
2778 (get_initial_def_for_inducion): Extend to handle outer-loop
2779 vectorization. Fix indentation.
2780 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2781 In the case vect_induction_def get the vector def from the induction
2782 phi node, instead of calling get_initial_def_for_inducion.
2783 (get_initial_def_for_reduction): Extend to handle outer-loop
2785 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2787 (vect_transform_loop): Change assert to just skip this case. Add a
2789 (vect_finish_stmt_generation): Add a couple asserts.
2791 (vect_estimate_min_profitable_iters): Multiply
2792 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2794 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2795 this is an inner-loop reduction in outer-loop vectorization.
2797 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2798 Same code as what used to be vect_analyze_scalar_cycles, only with
2799 additional argument loop, and loop_info passed to
2800 vect_is_simple_reduction instead of loop.
2801 (vect_analyze_scalar_cycles): Code factored out into
2802 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2803 Updated documentation.
2804 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2805 outer-loop vectorization that are live or not used in the outerloop,
2806 cause this requires special handling.
2807 (vect_enhance_data_refs_alignment): Don't consider versioning for
2809 (vect_analyze_data_refs): Check that there are no datarefs in the
2811 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2812 and vect_used_in_outer_by_reduction cases.
2813 (process_use): Also consider the case of outer-loop stmt defining an
2814 inner-loop stmt and vice versa.
2815 (vect_analyze_loop_1): New function.
2816 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2817 loops. Call vect_analyze_loop_1.
2818 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2819 been vectorized. Call destroy_loop_vec_info with additional argument.
2821 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2822 in the inner-loop when doing outer-loop vectorization. Add
2823 documentation and printout.
2824 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2825 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2827 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2829 * tree-affine.h (print_aff): New prototype.
2830 (debug_aff): Likewise.
2831 * tree-affine.c (print_aff): New function.
2832 (debug_aff): Likewise.
2834 2007-08-18 Paul Brook <paul@codesourcery.com>
2835 Joseph Myers <joseph@codesourcery.com>
2837 * common.opt (-fdebug-prefix-map=): New option.
2838 * opts.c: Include debug.h.
2839 (common_handle_option): Handle -fdebug-prefix-map.
2840 * final.c: Include ggc.h.
2841 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2842 remap_debug_filename): New.
2843 * Makefile.in (final.o, opts.o): Update dependencies.
2844 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2845 * configure.ac: Check for assembler --debug-prefix-map support.
2846 * configure, config.in: Regenerate.
2847 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2848 (ASM_DEBUG_SPEC): Include ASM_MAP.
2849 * doc/install.texi (--with-debug-prefix-map): Document.
2850 * doc/invoke.texi (-fdebug-prefix-map): Document.
2851 * dbxout.c (dbxout_init, dbxout_start_source_file,
2852 dbxout_source_file): Call remap_debug_filename.
2853 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2854 dwarf2out_start_source_file, dwarf2out_finish): Call
2855 remap_debug_filename.
2856 (file_table_relative_p): Do not check d->emitted_number.
2857 * toplev.c (output_file_directive): Call remap_debug_filename.
2858 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2859 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2861 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2863 * loop-invariant.c (find_invariants_to_move): Add missing macro
2866 2007-08-17 Tom Tromey <tromey@redhat.com>
2868 * tree.h (struct tree_label_decl): Removed old "java" fields.
2870 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2871 Nigel Stephens <nigel@mips.com>
2873 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2874 Treat -mno-data-in-code and -mcode-xonly as aliases for
2875 -mcode-readable=no and -mcode-readable=pcrel respectively.
2876 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2877 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2878 (MULTILIB_DIRNAMES): Update accordingly.
2880 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2882 * Makefile.in (version.o): Depend on $(REVISION) only if
2883 REVISION_s is defined.
2885 2007-08-17 Sa Liu <saliu@de.ibm.com>
2886 Ulrich Weigand <uweigand@de.ibm.com>
2889 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2890 use build_qualified_type to retain qualifiers of the base type.
2892 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2894 * config/score/score.md : Update pattern tablejump.
2895 * config/score/score.c : Update score_initialize_trampoline
2897 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2898 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2899 * doc/contrib.texi: Add my entry.
2901 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2903 * Makefile.in (REVISION): New.
2906 (version.o): Also depend on $(REVISION). Add
2907 -DREVISION=$(REVISION_s).
2909 * version.c (version_string): Add REVISION.
2911 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2913 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2914 of GOTO that's relocated to a different block.
2916 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2918 * c-common.c (const_strip_array_types): New.
2919 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2920 (const_strip_array_types): New.
2921 * c-objc-common.c (c_disregard_inline_limits,
2922 c_warn_unused_global_decl): Constify.
2923 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2924 c_vla_type_p, c_incomplete_type_error): Likewise.
2925 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2926 * hooks.c (hook_bool_const_tree_false): New.
2927 * hooks.h (hook_bool_const_tree_false): Likewise.
2928 * langhooks-def.h (lhd_warn_unused_global_decl,
2929 lhd_incomplete_type_error, lhd_expr_size,
2930 lhd_tree_inlining_disregard_inline_limits,
2931 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2932 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2933 * langhooks.c (lhd_warn_unused_global_decl,
2934 lhd_incomplete_type_error,
2935 lhd_tree_inlining_disregard_inline_limits,
2936 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2937 lhd_expr_size): Likewise.
2938 * langhooks.h (lang_hooks_for_tree_inlining,
2939 lang_hooks_for_tree_dump, lang_hooks_for_types,
2940 lang_hooks_for_decls, lang_hooks): Likewise.
2941 * pointer-set.c (pointer_set_t, pointer_set_create,
2942 pointer_set_contains, insert_aux, pointer_set_insert,
2943 pointer_set_traverse, pointer_map_t, pointer_map_create,
2944 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2946 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2947 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2948 pointer_map_traverse): Likewise.
2949 * predict.c (assert_is_empty): Likewise.
2950 * tree-affine.c (free_name_expansion): Likewise.
2951 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2952 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2953 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2955 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2957 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2959 (destroy_loop_vec_info): Add call to VEC_free.
2960 * tree-vectorizer.h (may_alias_ddrs): Define.
2961 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2962 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2963 Change reporting to dump.
2964 (vect_is_duplicate_ddr): New.
2965 (vect_mark_for_runtime_alias_test): New.
2966 (vect_analyze_data_ref_dependences) Add call to
2967 vect_mark_for_runtime_alias_test.
2968 (vect_enhance_data_refs_alignment): Define local variable
2969 vect_versioning_for_alias_required, don't perform
2970 peeling for alignment if versioning for alias is
2972 (vect_enhance_data_refs_alignment): Use
2973 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2974 PARAM_VECT_MAX_VERSION_CHECKS.
2975 * tree-vect-transform.c
2976 (vect_create_cond_for_alias_checks): New.
2977 (vect_transform_loop): Add call to
2978 vect_create_cond_for_alias_checks.
2979 (vect_vfa_segment_size): New.
2980 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2982 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2983 * gcc/doc/invoke.texi
2984 (vect-max-version-for-alignment-checks): Document.
2985 (vect-max-version-for-alias-checks): Document.
2986 (vect-max-version-checks): Remove.
2988 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2990 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2991 the same line as the instruction for all asm dialects.
2992 (*rep_movsi): Ditto.
2993 (*rep_movsi_rex64): Ditto.
2994 (*rep_movqi): Ditto.
2995 (*rep_movqi_rex64): Ditto.
2996 (*rep_stosdi_rex64): Ditto.
2997 (*rep_stossi): Ditto.
2998 (*rep_stossi_rex64): Ditto.
2999 (*rep_stosqi): Ditto.
3000 (*rep_stosqi_rex64): Ditto.
3001 (*cmpstrnqi_nz_1): Ditto.
3002 (*cmpstrnqi_nz_rex_1): Ditto.
3003 (*cmpstrnqi_1): Ditto.
3004 (*cmpstrnqi_rex_1): Ditto.
3005 (*strlenqi_1): Ditto.
3006 (*strlenqi_rex_1): Ditto.
3007 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3008 prefix on the same line as the instruction for all asm dialects.
3009 (sync_double_compare_and_swap<mode>): Ditto.
3010 (*sync_double_compare_and_swapdi_pic): Ditto.
3011 (*sync_compare_and_swap_cc<mode>): Ditto.
3012 (sync_double_compare_and_swap_cc<mode>): Ditto.
3013 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3014 (sync_old_add<mode>): Ditto.
3015 (sync_add<mode>): Ditto.
3016 (sync_sub<mode>): Ditto.
3017 (sync_ior<mode>): Ditto.
3018 (sync_and<mode>): Ditto.
3019 (sync_xor<mode>): Ditto.
3021 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3024 * reload.c (find_reloads): Check that the memory returned by
3025 find_reloads_toplev was not the result of forcing a constant
3027 (find_reloads_toplev): Always use simplify_gen_subreg to get
3028 the subreg of a constant. If the result is also a constant,
3029 but not a legitimate one, force it into the constant pool
3030 and reload its address.
3032 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3034 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3037 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3039 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3040 directive for the current vector ABI.
3042 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3045 * caller-save.c (reg_save_code): Set invalide status on restore code.
3047 2007-08-15 Diego Novillo <dnovillo@google.com>
3049 * tree-ssa-alias.c (compute_memory_partitions): Use
3050 alias_bitmap_obstack to allocate bitmaps.
3051 (reset_alias_info): Factor out of init_alias_info.
3052 Mark all name tags not associated to an SSA name for renaming.
3053 (init_alias_info): Call it.
3054 (create_name_tags): Tidy. Add comments.
3055 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3057 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3059 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3060 scheduler dependencies.
3062 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3064 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3066 (*iorsi_1_zext): Likewise.
3067 (*iorsi_1_zext_imm): Likewise.
3068 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3069 with "rm"/"xm" constraint.
3070 (sse2_vmsqrtv2df2): Likewise.
3072 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3075 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3078 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3080 * tree-pass.h (PROP_pta): Removed.
3081 (TODO_rebuild_alias): New.
3082 (pass_may_alias): Removed.
3083 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3084 aliasing if we changed something.
3085 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3087 (pass_may_alias): Removed.
3088 (create_structure_vars): Return TODO_rebuild_alias.
3089 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3090 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3092 (tree_sra_early): We never affect aliasing right now.
3093 * tree-flow.h (compute_may_aliases): New prototype.
3094 * passes.c: Remove pass_may_alias from the passes.
3095 (execute_function_todo): Support TODO_rebuild_alias.
3097 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3099 * i386.c: (legitimize_address): Move dllimported variable check
3100 infront of legitimizing pic address of CONST symbols.
3102 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3104 PR tree-optimization/32941
3105 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3106 (goto_queue_cmp): Remove.
3107 (find_goto_replacement): Change search method.
3108 (maybe_record_in_goto_queue): Add assert.
3109 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3110 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3112 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3114 * alias.c (component_uses_parent_alias_set): Constify.
3115 * alias.h (component_uses_parent_alias_set): Likewise.
3116 * cfgrtl.c (print_rtl_with_bb): Likewise.
3117 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3118 mpz_get_double_int): Likewise.
3119 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3120 mpz_get_double_int): Likewise.
3121 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3122 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3124 * expr.h (safe_from_p): Likewise.
3125 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3127 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3128 zero_sized_type, goa_lhs_expr_p): Likewise.
3129 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3130 * rtl.h (print_rtl_with_bb): Likewise.
3131 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3132 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3133 * tree-flow-inline.h (bb_stmt_list): Constify.
3134 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3136 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3137 const_first_stmt, const_last_stmt): New.
3138 (block_may_fallthru, empty_block_p): Constify.
3139 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3140 EXPR_ONLY_BODY): New.
3141 (expr_first, expr_last, expr_only): Use macro for body.
3142 (const_expr_first, const_expr_last, const_expr_only): New.
3143 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3144 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3145 ctsi_prev, ctsi_stmt): New.
3146 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3147 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3148 * tree-ssa-loop-niter.c (loop_only_exit_p,
3149 derive_constant_upper_bound): Likewise.
3150 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3151 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3152 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3153 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3154 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3155 * tree.c (get_type_static_bounds): Likewise.
3156 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3157 (get_type_static_bounds): Constify.
3159 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3162 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3163 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3164 (*<addsub><mode>3_cc_overflow): New.
3165 (*add<mode>3_cconly_overflow): New.
3166 (*sub<mode>3_cconly_overflow): New.
3167 (*<addsub>si3_zext_cc_overflow): New.
3168 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3169 CCCmode for LTU, GTU, LEU and GEU.
3170 (ix86_comparison_operator): Likewise.
3171 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3172 * config/i386/i386.c (put_condition_code): Support CCCmode.
3173 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3174 or MINUS expressions.
3176 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3179 * c-typeck.c (build_binary_op): Disallow vector float types with
3180 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3182 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3184 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3185 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3186 (dep_def): New typedef.
3187 (init_dep_1, sd_debug_dep): Declare functions.
3188 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3189 (debug_dep_links): Remove.
3190 (struct _deps_list): New field 'n_links'.
3191 (DEPS_LIST_N_LINKS): New macro.
3192 (FOR_EACH_DEP_LINK): Remove.
3193 (create_deps_list, free_deps_list, delete_deps_list): Remove
3195 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3196 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3197 (copy_deps_list_change_con, move_dep_link): Ditto.
3198 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3199 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3201 (INSN_BACK_DEPS): Remove.
3202 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3204 (INSN_DEP_COUNT): Remove.
3205 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3206 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3207 Declare global variables.
3208 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3209 (add_forw_dep, compute_forward_dependences): Remove declarations.
3210 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3211 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3212 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3214 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3216 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3217 (sd_list_types_def): New typedef.
3218 (sd_next_list): Declare function.
3219 (struct _sd_iterator): New type.
3220 (sd_iterator_def): New typedef.
3221 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3223 (FOR_EACH_DEP): New cycle wrapper.
3224 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3226 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3227 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3230 * sched-deps.c (init_dep_1): Make global.
3231 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3233 (dump_dep): New static function.
3234 (dump_dep_flags): New static variable.
3235 (sd_debug_dep): New function.
3236 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3238 (move_dep_link): Use remove_from_deps_list (), instead of
3240 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3241 (dep_link_is_detached_p): New static function.
3242 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3244 (dn_pool, dl_pool): New alloc_pools.
3245 (dn_pool_diff, dl_pool_diff): New static variables.
3246 (create_dep_node, delete_dep_node): New static function.
3247 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3248 (deps_list_empty_p): Make it static. Use 'n_links' field.
3249 (deps_pools_are_empty_p): New static function.
3250 (alloc_deps_list, delete_deps_list): Remove.
3251 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3252 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3253 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3254 (forward_dependency_cache): Remove.
3255 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3256 'back' from the names. Change signature to use dep_t instead of
3258 (add_back_dep): Ditto. Make global.
3259 (check_dep_status): Rename to check_dep ().
3260 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3262 (sd_finish_insn): Ditto.
3263 (sd_find_dep_between_no_cache): New static function.
3264 (sd_find_dep_between): New function.
3265 (ask_dependency_caches, set_dependency_caches): New static functions.
3266 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3267 (add_or_update_dep_1): Separate pieces of functionality into
3268 ask_dependency_caches (), update_dependency_caches (),
3269 change_spec_dep_to_hard (), update_dep ().
3270 (get_back_and_forw_lists): New static function.
3271 (sd_add_dep): Separate setting of dependency caches into
3272 set_dependency_caches ().
3273 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3275 (sd_delete_dep): Ditto.
3276 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3277 (dump_lists): New static function.
3278 (sd_debug_lists): New debug function.
3279 (delete_all_dependences, fixup_sched_groups): Update to use
3280 sd_* infrastructure.
3281 (sched_analyze_2): Create data-speculative dependency only if
3282 data-speculation is enabled.
3283 (sched_analyze_insn): If insn cannot be speculative, make all its
3284 dependencies non-speculative.
3285 (sched_analyze): Use sd_init_insn ().
3286 (add_forw_dep, compute_forward_dependencies): Remove.
3287 (delete_dep_nodes_in_back_deps): New static function.
3288 (sched_free_deps): New function.
3289 (init_dependency_caches): Init alloc_pools.
3290 (extend_depedency_caches): Update after removing of
3291 forward_dependency_cache.
3292 (free_dependency_caches): Ditto. Free alloc_pools.
3293 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3294 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3296 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3297 (add_dependence): Use init_dep ().
3298 (get_dep_weak_1): New static function.
3299 (get_dep_weak): Move logic to get_dep_weak_1 ().
3300 (dump_ds): New static function moved from haifa-sched.c:
3301 debug_spec_status ().
3302 (debug_ds): New debug function.
3303 (check_dep_status): Rename to check_dep (). Update to check whole
3306 * haifa-sched.c (spec_info): Make global.
3307 (added_recovery_block_p): Rename to
3308 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3309 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3310 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3311 to use new interfaces.
3312 (ok_for_early_queue_removal): Ditto.
3313 (schedule_block): Initialize logical uids of insns emitted by the
3315 (sched_init): Initialize new variable.
3316 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3318 (extend_global): Initialize insn data.
3319 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3320 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3322 (add_to_speculative_block): Update to use new interfaces.
3323 (create_recovery_block): Set new variables.
3324 (create_check_block_twin, fix_recovery_deps): Update to use new
3326 (sched_insn_is_legitimate_for_speculation_p): New function.
3327 (speculate_insn): Move checking logic to
3328 sched_insn_is_legitimate_for_speculation_p ().
3329 (sched_remove_insn): Finalize sched-deps information of instruction.
3330 (clear_priorities, add_jump_dependencies): Update to use new
3332 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3334 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3335 to use new interfaces.
3336 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3337 (new_ready): Try to use control speculation only if it is available.
3338 (add_branch_dependences): Update to use new interfaces.
3339 (compute_block_backward_dependences): Rename to
3340 compute_block_dependences (). Call
3341 targetm.sched.dependencies_evaluation_hook ().
3342 (free_block_dependencies): New static function.
3343 (debug_dependencies): Update to use new interfaces.
3344 (schedule_region): Remove separate computation of forward dependencies.
3345 Move call of targetm.sched.dependencies_evaluation_hook () to
3346 compute_block_dependences (). Free dependencies at the end of
3347 scheduling the region.
3349 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3351 (add_deps_for_risky_insns): Ditto.
3352 (schedule_ebb): Remove separate computation of forward dependencies.
3353 Free dependencies at the end of scheduling the ebb.
3355 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3356 (build_intra_loop_deps): Ditto. Remove separate computation of
3357 forward dependencies. Free sched-deps dependencies.
3359 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3360 to use new interfaces.
3361 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3363 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3365 (is_costly_group): Ditto.
3367 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3369 * alias.c (rtx_equal_for_memref_p): Constify.
3370 * basic-block.h (const_edge, const_basic_block): New.
3371 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3372 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3373 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3374 probably_never_executed_bb_p, edge_probability_reliable_p,
3375 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3376 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3378 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3379 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3381 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3382 flow_nodes_print, dfs_enumerate_from): Likewise.
3383 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3384 control_flow_insn_p, count_basic_blocks): Likewise.
3385 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3386 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3387 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3388 average_num_loop_insns, loop_exit_edge_p,
3389 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3390 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3391 average_num_loop_insns, seq_cost): Likewise.
3392 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3393 * dominance.c (dominated_by_p): Likewise.
3394 * emit-rtl.c (validate_subreg): Likewise.
3395 * except.c (can_throw_internal, can_throw_external): Likewise.
3396 * except.h (can_throw_internal, can_throw_external): Likewise.
3397 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3398 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3399 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3400 simple_mem, store_ops_ok, load_kills_store, find_loads,
3401 store_killed_in_insn, store_killed_after, store_killed_before,
3402 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3404 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3405 noce_mem_write_may_trap_or_fault_p): Likewise.
3406 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3408 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3410 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3411 probably_cold_bb_p, probably_never_executed_bb_p,
3412 edge_probability_reliable_p, br_prob_note_reliable_p,
3413 can_predict_insn_p): Likewise.
3414 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3415 * resource.c (return_insn_p): Likewise.
3416 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3418 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3419 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3420 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3421 verify_gimple_modify_stmt): Likewise.
3422 * tree-chrec.c (is_not_constant_evolution,
3423 is_multivariate_chrec_rec, is_multivariate_chrec,
3424 chrec_contains_symbols, chrec_contains_undetermined,
3425 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3426 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3427 eq_evolutions_p, scev_direction): Likewise.
3428 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3429 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3430 chrec_contains_symbols_defined_in_loop,
3431 chrec_contains_undetermined, tree_contains_chrecs,
3432 evolution_function_is_affine_multivariate_p,
3433 evolution_function_is_univariate_p, chrec_zerop,
3434 evolution_function_is_constant_p, evolution_function_is_affine_p,
3435 evolution_function_is_affine_or_constant_p,
3436 tree_does_not_contain_chrecs, chrec_type): Likewise.
3437 * tree-data-ref.c (tree_fold_divides_p,
3438 object_address_invariant_in_loop_p, dr_may_alias_p,
3439 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3440 same_access_functions, constant_access_functions,
3441 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3443 * tree-flow.h (scev_direction): Likewise.
3444 * tree-gimple.c (is_gimple_stmt): Likewise.
3445 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3447 * tree-pretty-print.c (op_prio): Likewise.
3448 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3449 analyzable_condition, backedge_phi_arg_p): Likewise.
3450 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3451 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3452 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3455 2007-08-13 Dan Hipschman <dsh@google.com>
3458 * c-format.c (check_format_arg): Move check for zero-length
3459 format strings below the check for unterminated strings.
3461 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3464 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3467 2007-08-13 Nick Clifton <nickc@redhat.com>
3469 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3471 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3474 * c-format.c (gcc_gfc_length_specs): New array.
3475 (gcc_gfc_char_table): Add unsigned specifier, and references to
3476 the l length modifier.
3477 (format_types_orig): Use the new gcc_gfc_length_specs.
3479 2007-08-12 Sa Liu <saliu@de.ibm.com>
3481 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3482 and with REG_RETVAL note after split.
3484 2007-08-11 David Daney <ddaney@avtrex.com>
3486 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3487 as ATTRIBUTE_UNUSED.
3489 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3490 Segher Boessenkool <segher@kernel.crashing.org>
3492 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3493 HAVE_LOCAL_CPU_DETECT not defined.
3495 2007-08-11 Jan Hubicka <jh@suse.cz>
3497 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3498 (cgraph_process_new_functions): Honor previous value of
3499 disregard_inline_limits.
3500 * ipa-inline.c (compute_inline_parameters): Likewise.
3502 2007-08-11 Ian Lance Taylor <iant@google.com>
3504 * alias.h (alias_set_type): Define new type.
3505 (ALIAS_SET_MEMORY_BARRIER): Use it.
3506 * rtl.h: Include alias.h.
3507 (struct mem_attrs): Use alias_set_type.
3508 * tree.h: Include alias.h
3509 (struct tree_type): Use alias_set_type.
3510 (struct tree_struct_field_tag): Likewise.
3511 (struct tree_decl_common): Likewise.
3512 * alias.c (struct alias_set_entry): Use alias_set_type.
3513 (get_alias_set_entry, alias_set_subset_of): Likewise.
3514 (alias_sets_conflict_p): Likewise.
3515 (alias_sets_must_conflict_p): Likewise.
3516 (objects_must_conflict_p): Likewise.
3517 (get_alias_set, new_alias_set): Likewise.
3518 (record_alias_subset, record_component_aliases): Likewise.
3519 (varargs_set, frame_set): Change to alias_set_type.
3520 (get_varargs_alias_set): Use alias_set_type.
3521 (get_frame_alias_set): Likewise.
3522 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3523 * dse.c (struct store_info): Use alias_set_type.
3524 (struct read_info, struct clear_alias_mode_holder): Likewise.
3525 (clear_alias_set_lookup, canon_address): Likewise.
3526 (record_store, check_mem_read_rtx): Likewise.
3527 (dse_record_singleton_alias_set): Likewise.
3528 (dse_invalidate_singleton_alias_set): Likewise.
3529 * emit-rtl.c (get_mem_attrs): Likewise.
3530 (set_mem_attributes_minus_bitpos): Likewise.
3531 (set_mem_alias_set): Likewise.
3532 * expr.c (store_constructor_field, store_field): Likewise.
3533 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3534 * langhooks.c (lhd_get_alias_set): Likewise.
3535 * langhooks-def.h (lhd_get_alias_set): Likewise.
3536 * reload1.c (alter_reg): Likewise.
3537 * tree-flow.h (struct fieldoff): Likewise.
3538 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3539 (may_alias_p, get_smt_for, create_sft): Likewise.
3540 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3541 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3542 (merge_smts_into): Likewise.
3543 * varasm.c (const_alias_set): Likewise.
3544 * c-common.c (strict_aliasing_warning): Likewise.
3545 (c_common_get_alias_set): Likewise.
3546 * dse.h (dse_record_singleton_alias_set): Update declaration.
3547 (dse_invalidate_singleton_alias_set): Likewise.
3548 * emit-rtl.h (set_mem_alias_set): Likewise.
3549 * c-common.h (c_common_get_alias_set): Likewise.
3550 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3551 * print-tree.c (print_node): Likewise.
3552 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3554 (alpha_setup_incoming_varargs): Use alias_set_type.
3555 * config/i386/i386.c (setup_incoming_varargs_64): Use
3557 (setup_incoming_varargs_ms_64): Likewise.
3558 (ix86_GOT_alias_set): Likewise.
3559 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3560 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3561 (set): Change to alias_set_type.
3562 (get_TOC_alias_set): Use alias_set_type.
3563 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3565 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3566 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3568 (struct_value_alias_set): Likewise.
3569 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3571 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3573 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3574 * config/vxworks.h (TARGET_VXWORKS): Override.
3575 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3576 "mips" if TARGET_VXWORKS.
3578 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3580 * calls.c (avoid_likely_spilled_reg): New function.
3581 (expand_call): Use it.
3583 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3585 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3587 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3589 * config/mips/predicates.md (const_call_insn_operand): Invoke
3590 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3592 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3595 * config/rs6000/driver-rs6000.c: Include link.h.
3596 Use ElfW instead of wordsize-specif typedef.
3598 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3600 * system.h (CONST_CAST): New.
3601 * c-decl.c (c_make_fname_decl): Use it.
3602 * c-lex.c (cb_ident, lex_string): Likewise.
3603 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3604 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3605 give_switch, set_multilib_dir): Likewise.
3606 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3607 * passes.c (execute_one_pass): Likewise.
3608 * prefix.c (update_path): Likewise.
3609 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3610 * tree.c (build_string): Likewise.
3612 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3614 * tree-flow-inline.h (is_exec_stmt): Remove.
3615 (is_label_stmt): Remove.
3616 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3619 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3621 * lower-subreg.c (resolve_shift_zext): Don't adjust
3622 src_reg_num for wordmode operands.
3624 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3625 David Ung <davidu@mips.com>
3627 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3628 (TARGET_SCHED_REORDER2): Define.
3629 (mips_maybe_swap_ready): New.
3630 (mips_last_74k_agen_insn): New.
3631 (mips_74k_agen_init): New.
3632 (mips_74k_agen_reorder): New function to group loads and stores
3634 (mips_sched_init): New.
3635 (mips_sched_reorder): Don't do initialization here. Call
3636 mips_74k_agen_reorder.
3637 (mips_variable_issue): Call mips_74k_agen_init.
3639 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3641 * tree-flow-inline.h (get_filename): Remove.
3643 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3645 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3647 (mips_fetch_insns): Delete in favor of...
3648 (mips_load_store_insns): ...this new function.
3649 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3650 to say whether multiword moves _might_ be split.
3651 (mips_fetch_insns): Delete in favor of...
3652 (mips_load_store_insns): ...this new function.
3653 (mips_rtx_costs): Update the call to mips_address_insns.
3654 (mips_address_cost): Likewise.
3655 * config/mips/mips.md (length): Use mips_load_store_insns instead
3656 of mips_fetch_insns.
3657 * config/mips/constraints.md (R): Use mips_address_insns rather
3658 than mips_fetch_insns. Assume that the move never needs to be split.
3660 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3662 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3663 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3664 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3665 * config/mips/mips.h (mips16_hard_float): Delete.
3666 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3667 definitions, and replace with....
3668 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3669 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3670 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3671 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3672 (override_options): Replace MASK_SOFT_FLOAT references with
3673 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3674 and mips16_hard_float when TARGET_MIPS16.
3676 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3679 * c-typeck.c (build_binary_op): Check for non pointer types before
3680 calling int_fits_type_p.
3682 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3685 * fold-const.c (omit_one_operand): Return only the ommitted expression
3686 if the result is an empty statement.
3687 (pedantic_omit_one_operand): Likewise.
3689 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3691 * c-typeck.c (readonly_error): Improve error for assignment.
3693 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3695 (pp_c_expression): Ditto.
3697 2007-08-09 Simon Baldwin <simonb@google.com>
3699 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3700 break that was preventing simplify_associative_operation() for xor.
3702 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3703 Nigel Stephens <nigel@mips.com>
3705 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3706 Document change in interpretation of value from boolean to
3708 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3709 ffs and ctz using clz.
3710 (expand_unop): Call them.
3711 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3713 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3714 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3715 enable the new ffs expansion on this target.
3717 2007-08-09 Jan Hubicka <jh@suse.cz>
3719 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3720 (expand_ternary_op): Likewise.
3721 (expand_vec_shift_expr): Likewise.
3722 (expand_binop_directly): Likewise.
3723 (expand_binop): Likewise.
3724 (sign_expand_binop): Likewise.
3725 (expand_twoval_unop): Likewise.
3726 (expand_twoval_binop): Likewise.
3727 (expand_twoval_binop_libfunc): Likewise.
3728 (widen_clz): Likewise.
3729 (widen_bswap): Likewise.
3730 (expand_parity): Likewise.
3731 (expand_unop): Likewise.
3732 (expand_abs_nojump): Likewise.
3733 (expand_copysign): Likewise.
3734 (emit_no_conflict_block): Likewise.
3735 (emit_libcall_block): Likewise.
3736 (can_compare_p): Likewise.
3737 (prepare_cmp_insn): Likewise.
3738 (emit_cmp_and_jump_insn_1): Likewise.
3739 (prepare_float_lib_cmp): Likewise.
3740 (emit_conditional_add): Likewise.
3741 (gen_add2_insn): Likewise.
3742 (have_add2_insn): Likewise.
3743 (gen_sub2_insn): Likewise.
3744 (have_sub2_insn): Likewise.
3745 (can_extend_p): Likewise.
3746 (can_fix_p): Likewise.
3747 (can_float_p): Likewise.
3748 (expand_float): Likewise.
3749 (expand_fix): Likewise.
3750 (expand_sfix_optab): Likewise.
3751 (new_optab): Likewise.
3752 (new_convert_optab): Likewise.
3753 (init_libfuncs): Likewise.
3754 (init_interclass_conv_libfuncs): Likewise.
3755 (init_intraclass_conv_libfuncs): Likewise.
3756 (set_conv_libfunc): Likewise.
3757 (init_optabs): Likewise.
3758 (debug_optab_libfuncs): Likewise.
3759 (gen_cond_trap): Likewise.
3760 * optabs.h (optab_handler, convert_optab_hanlder): New.
3761 * genopinit.c: Update optabs generation table.
3762 * reload.c (find_reloads_address_1): Use optabs accestors.
3763 * builtins.c (expand_builtin_mathfn): Likewise.
3764 (expand_builtin_mathfn_2): Likewise.
3765 (expand_builtin_mathfn_3): Likewise.
3766 (expand_builtin_interclass_mathfn): Likewise.
3767 (expand_builtin_sincos): Likewise.
3768 (expand_builtin_cexpi): Likewise.
3769 (expand_builtin_powi): Likewise.
3770 (expand_builtin_strlen): Likewise.
3771 * dojump.c (do_jump): Likewise.
3772 * expr.c (convert_move): Likewise.
3773 (move_by_pieces): Likewise.
3774 (move_by_pieces_ninsns): Likewise.
3775 (can_store_by_pieces): Likewise.
3776 (store_by_pieces_1): Likewise.
3777 (emit_move_via_integer): Likewise.
3778 (emit_move_complex): Likewise.
3779 (emit_move_ccmode): Likewise.
3780 (emit_move_insn_1): Likewise.
3781 (emit_single_push_insn): Likewise.
3782 (store_constructor): Likewise.
3783 (expand_expr_real_1): Likewise.
3784 (do_store_flag): Likewise.
3785 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3786 (enumerate_modes): Likewise.
3787 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3788 (supportable_widening_operation): Likewise.
3789 (supportable_narrowing_operation): Likewise.
3790 * expmed.c (store_bit_field_1): Likewise.
3791 (extract_bit_field_1): Likewise.
3792 (expand_mult_highpart_optab): Likewise.
3793 (expand_smod_pow2): Likewise.
3794 (expand_divmod): Likewise.
3795 (emit_store_flag): Likewise.
3796 * tree-vect-patterns.c
3797 (vect_pattern_recog_1): Likewise.
3798 * tree-ssa-loop-prefetch.c
3799 (nontemporal_store_p): Likewise.
3800 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3801 (vect_create_epilog_for_reduction): Likewise.
3802 (vectorizable_reduction): Likewise.
3803 (vectorizable_operation): Likewise.
3804 (vect_strided_store_supported): Likewise.
3805 (vectorizable_store): Likewise.
3806 (vect_strided_load_supported): Likewise.
3807 (vectorizable_load): Likewise.
3808 * combine.c (simplify_comparison): Likewise.
3809 * tree-vect-generic.c
3810 (type_for_widest_vector_mode): Likewise.
3811 (expand_vector_operations_1): Likewise.
3812 * config/spu/spu.c (spu_expand_mov): Likewise.
3813 (spu_emit_vector_compare): Likewise.
3814 * config/rs6000/rs6000.c
3815 (rs6000_emit_vector_compare): Likewise.
3816 * stmt.c (add_case_node): Likewise.
3817 * reload1.c (gen_reload):
3819 2007-08-09 Michael Matz <matz@suse.de>
3821 * tree.h (fixed_zerop): Declare as taking a const_tree.
3822 * tree.c (fixed_zerop): Take a const_tree.
3824 2007-08-09 Ira Rosen <irar@il.ibm.com>
3826 * tree-vect-transform.c (vectorizable_store): Remove call to
3827 copy_virtual_operands() and call mark_symbols_for_renaming() for
3828 the created vector store.
3829 (vect_setup_realignment): Don't call copy_virtual_operands() and
3830 update_vuses_to_preheader().
3831 (vectorizable_load): Don't call copy_virtual_operands().
3832 (update_vuses_to_preheader): Remove.
3834 2007-08-08 Chao-ying Fu <fu@mips.com>
3836 * tree.def (FIXED_POINT_TYPE): New type.
3837 (FIXED_CST): New constant.
3838 (FIXED_CONVERT_EXPR): New expr.
3839 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3840 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3841 * tree.h (struct tree_base): Add saturating_flag.
3842 Remove one bit of spare for saturating_flag.
3843 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3844 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3845 FIXED_POINT_TYPE_P): Define.
3846 (TYPE_SATURATING): Define.
3847 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3848 (struct tree_fixed_cst): New.
3849 (TYPE_IBIT, TYPE_FBIT): Define.
3850 (tree_node): Add fixed_cst.
3851 (enum tree_index): Add new enumeration values of
3852 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3853 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3854 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3855 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3856 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3857 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3858 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3859 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3860 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3861 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3862 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3863 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3864 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3865 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3866 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3867 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3868 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3869 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3870 (sat_short_fract_type_node, sat_fract_type_node,
3871 sat_long_fract_type_node, sat_long_long_fract_type_node,
3872 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3873 sat_unsigned_long_fract_type_node,
3874 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3875 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3876 unsigned_short_fract_type_node, unsigned_fract_type_node,
3877 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3878 sat_short_accum_type_node, sat_accum_type_node,
3879 sat_long_accum_type_node, sat_long_long_accum_type_node,
3880 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3881 sat_unsigned_long_accum_type_node,
3882 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3883 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3884 unsigned_short_accum_type_node, unsigned_accum_type_node,
3885 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3886 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3887 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3888 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3889 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3890 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3891 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3892 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3893 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3894 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3895 sat_uda_type_node, sat_uta_type_node): New macro.
3896 (make_fract_type, make_accum_type): Declare.
3897 (make_signed_fract_type, make_unsigned_fract_type,
3898 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3899 make_signed_accum_type, make_unsigned_accum_type,
3900 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3901 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3902 make_or_reuse_sat_signed_fract_type,
3903 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3904 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3905 make_or_reuse_sat_unsigned_accum_type): New macro.
3906 (fixed_zerop): Declare.
3907 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3908 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3909 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3910 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3911 * treestruct.def: Add TS_FIXED_CST.
3912 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3914 (tree-dump.o): Likewise.
3915 (print-tree.o): Likewise.
3916 (tree-pretty-print.o): Likewise.
3917 (fold-const.o): Likewise.
3918 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3919 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3920 (is_gimple_min_invariant): Handle FIXED_CST.
3921 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3922 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3923 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3924 (layout_type): Handle FIXED_POINT_TYPE.
3925 (make_fract_type, make_accum_type): New functions.
3926 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3927 * tree-dump.c (fixed-value.h): New include.
3928 (dump_fixed): New function.
3929 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3930 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3931 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3932 * tree-pretty-print.c (fixed-value.h): New include.
3933 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3935 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3936 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3937 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3938 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3939 for non-saturating fixed-point types.
3940 (reassociate_bb): Likewise.
3941 * emit-rtl.c (fixed-value.h): New include.
3942 (fconst0, fconst1): New array.
3943 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3944 * tree-vect-generic.c expand_vector_operation): Support
3945 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3947 (type_for_widest_vector_mode): Add one parameter for the
3949 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3951 Pass the satp parameter to type_for_mode for fixed-point types.
3952 (expand_vector_operations_1): Pass the saturating flag to
3953 type_for_widest_vector_mode.
3954 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3955 and MODE_VECTOR_UACCUM.
3956 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3957 (vectorizable_condition): Likewise.
3958 * tree.c (fixed-value.h): New include.
3959 (tree_code_size): Support FIXED_CST.
3960 (build_fixed): New function.
3961 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3962 (fixed_zerop): New function.
3963 (tree_node_structure): Support FIXED_CST.
3964 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3965 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3966 (type_hash_eq): Handle FIXED_POINT_TYPE.
3967 (simple_cst_equal): Support FIXED_CST.
3968 (iterative_hash_expr): Handle FIXED_CST.
3969 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3970 (get_narrower): Likewise.
3971 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3972 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3973 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3974 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3976 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3977 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3978 (initializer_zerop): Support FIXED_CST.
3979 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3980 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3981 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3982 (is_base_type): Handle FIXED_POINT_TYPE.
3983 (add_type_attribute): Handle FIXED_POINT_TYPE.
3984 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3985 * print-tree.c (fixed-value.h): New include.
3986 (print_node_brief): Support FIXED_CST.
3987 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3988 * c-pretty-print.c (fixed-value.h): New include.
3989 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3990 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3991 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3992 Support fixed-point types for inner items in VECTOR_TYPE.
3993 (pp_c_direct_declarator): Likewise.
3994 (pp_c_declarator): Likewise.
3995 (pp_c_fixed_constant): New function.
3996 (pp_c_constant): Handle FIXED_CST.
3997 (pp_c_primary_expression): Likewise.
3998 (pp_c_expression): Likewise.
3999 * fold-const.c (fixed-value.h): New include.
4000 (negate_expr_p): Return true for FIXED_CST.
4001 (fold_negate_expr): Support FIXED_CST.
4002 (split_tree): Support FIXED_CST.
4003 (const_binop): Support FIXED_CST.
4004 (fold_convert_const_int_from_fixed): New function to convert from
4006 (fold_convert_const_real_from_fixed): New function to convert from
4008 (fold_convert_const_fixed_from_fixed): New function to convert from
4009 fixed to another fixed.
4010 (fold_convert_const_fixed_from_int): New function to convert from
4012 (fold_convert_const_fixed_from_real): New function to convert from
4014 (fold_convert_const): Support conversions from fixed to int, from
4015 fixed to real, from fixed to fixed, from int to fixed, and from real
4017 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4018 (operand_equal_p): Support FIXED_CST.
4019 (make_range): For fixed-point modes, we need to pass the
4020 saturating flag as the 2nd parameter.
4021 (tree_swap_operands_p): Handle FIXED_CST.
4022 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4024 (fold_unary): Support FIXED_CONVERT_EXPR.
4025 (fold_binary): Handle FIXED_CST.
4026 Make sure the type is not saturating, before associating operations.
4027 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4028 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4029 (fold_negate_const): Support FIXED_CST.
4030 (fold_relational_const): Support FIXED_CST.
4031 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4032 (gimplify_expr): Handle FIXED_CST.
4033 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4034 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4035 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4036 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4037 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4038 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4039 LONG_LONG_ACCUM_TYPE_SIZE.
4040 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4041 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4042 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4043 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4044 MODE_ACCUM, and MODE_UACCUM.
4045 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4046 fixed-point types to disable reduction.
4047 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4049 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4051 * config/rs6000/x-rs6000: New file.
4052 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4053 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4054 (EXTRA_SPEC_FUNCTIONS): Define.
4055 (HAVE_LOCAL_CPU_DETECT): Define.
4056 (CC1_CPU_SPEC): Define.
4057 * config/rs6000/driver-rs6000.c: New file.
4058 * config/rs6000/aix.h (CC1_SPEC): Define.
4059 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4060 * config.host: Add x-rs6000 to host_xmake_file if host and target
4061 are rs6000 or powerpc.
4063 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4065 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4067 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4068 Sandra Loosemore <sandra@codesourcery.com>
4069 Chao-ying Fu <fu@mips.com>
4070 Nigel Stephens <nigel@mips.com>
4071 David Ung <davidu@mips.com>
4073 * doc/invoke.texi (-mcode-readable): Document.
4074 * config/mips/mips.opt (mcode-readable): New option.
4075 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4076 * config/mips/mips.h (mips_code_readable_setting): New enum.
4077 (mips_code_readable): Declare.
4078 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4079 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4080 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4081 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4082 boiler-plate comments.
4083 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4084 * config/mips/mips.c (mips_code_readable): New variable.
4085 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4086 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4087 context and -mcode-readable setting to restrict the use of
4088 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4089 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4090 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4091 (mips_blocks_for_constant_p): Only return false for
4092 TARGET_MIPS16_PCREL_LOADS.
4093 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4094 for MIPS16. Handle SYMBOL_32_HIGH.
4095 (mips_const_insns): Allow HIGHs for MIPS16 too.
4096 (mips_unspec_address_offset): New function, split out from...
4097 (mips_unspec_address): ...here.
4098 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4099 16-bit symbolic constants. Assert approropiate conditions for
4100 using the "la" and "dla" macros.
4101 (mips_handle_option): Handle -mcode-readable=.
4102 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4103 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4104 (mips_strip_unspec_address): New function, split out from...
4105 (print_operand_reloc): ...here.
4106 (print_operand): Pass constants through mips_strip_unspec_address.
4107 (print_operand_address): Likewise.
4108 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4109 (mips_select_rtx_section): Remove MIPS16 handling.
4110 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4111 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4112 (mips16_lay_out_constants): Do nothing unless
4113 TARGET_MIPS16_PCREL_LOADS.
4114 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4115 * config/mips/mips.md: Split HIGHs for MIPS16.
4116 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4118 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4120 * config/mips/mips-protos.h (mips_emit_move): Declare.
4121 * config/mips/mips.c (mips_emit_move): New function.
4122 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4123 (mips_legitimize_const_move): Likewise.
4124 (mips_legitimize_move): Likewise.
4125 (mips_split_64bit_move): Likewise.
4126 (mips_restore_gp): Likewise.
4127 (mips_load_call_address): Likewise.
4128 (mips_emit_fcc_reload): Likewise.
4129 (mips_set_return_address): Likewise.
4130 (mips_block_move_straight): Likewise.
4131 (mips_block_move_loop): Likewise.
4132 (mips_setup_incoming_varargs): Likewise.
4133 (mips_save_reg): Likewise.
4134 (mips_expand_prologue): Likewise.
4135 (mips_restore_reg): Likewise.
4136 (mips_expand_epilogue): Likewise.
4137 (mips_output_mi_thunk): Likewise.
4138 (build_mips16_call_stub): Likewise.
4139 (mips_builtin_branch_and_move): Likewise.
4140 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4141 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4142 (fixuns_truncdfdi2): Likewise.
4143 (fixuns_truncsfsi2): Likewise.
4144 (fixuns_truncsfdi2): Likewise.
4145 (loadgp_absolute): Likewise.
4146 (builtin_setjmp_setup): Likewise.
4147 (builtin_longjmp): Likewise.
4148 (untyped_call): Likewise.
4150 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4152 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4153 an "rtx *" argument. Return a bool.
4154 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4155 values and return true if they can be split. Take the same kind of
4156 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4157 and store the lo_sum there if nonnull. Use the symbol type to
4158 determine whether a $gp or HIGH is needed.
4159 (mips_legitimize_address): Update call to mips_split_symbol and
4160 simplify accordingly.
4161 (mips_legitimize_const_move): Likewise.
4162 * config/mips/mips.md: In the combine define_split,
4163 check mips_split_symbol instead of splittable_symbolic_operand.
4164 Update use of mips_split_symbol in the generator code.
4165 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4167 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4169 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4170 (mips_symbol_insns_1): New function, split out from...
4171 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4172 and stores separately from load addresses.
4173 (mips_classify_address): Replace uses of mips_symbolic_address_p
4174 with uses of mips_symbol_insns.
4175 (mips_address_insns): Update calls to mips_symbol_insns.
4176 (mips_const_insns): Likewise.
4177 (mips_legitimize_address): Likewise.
4179 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4181 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4182 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4183 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4184 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4185 non-call contexts if TARGET_MIPS16.
4186 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4187 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4188 code for SYMBOL_ABSOLUTE.
4189 (mips_symbol_insns): Likewise.
4191 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4193 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4194 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4195 (mips_symbolic_constant_p): Likewise. Update the call to
4196 mips_classify_symbol.
4197 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4198 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4199 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4200 (print_operand_reloc): Add a context argument. Update the call to
4201 mips_symbolic_constant_p.
4202 (print_operand): Update the calls to print_operand_reloc.
4203 (print_operand_address): Use print_operand_reloc rather than
4205 (mips_rewrite_small_data_p): Add a context argument. Update the call
4206 to mips_symbolic_constant_p.
4207 (mips_small_data_pattern_1): Make DATA the containing mem.
4208 Update the call to mips_rewrite_small_data_p.
4209 (mips_rewrite_small_data_1): Likewise.
4210 (mips_use_anchors_for_symbol_p): Update the call to
4211 mips_symbolic_constant_p.
4212 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4213 (splittable_symbolic_operand): Likewise.
4214 (move_operand): Likewise.
4215 (absolute_symbolic_operand): Likewise.
4216 (got_disp_operand): Likewise.
4217 (got_page_ofst_operand): Likewise.
4219 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4221 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4222 (SYMBOL_ABSOLUTE): ...this.
4223 (SYMBOL_SMALL_DATA): Rename to...
4224 (SYMBOL_GP_RELATIVE): ...this.
4225 (SYMBOL_CONSTANT_POOL): Rename to...
4226 (SYMBOL_PC_RELATIVE): ...this.
4227 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4228 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4229 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4230 after above changes.
4231 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4232 (general_symbolic_operand): Rename to...
4233 (absolute_symbolic_operand): ...this.
4234 * config/mips/mips.md: Update after above changes.
4236 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4237 Revital Eres <eres@il.ibm.com>
4239 * ddg.c (print_ddg): Add dump information.
4240 * modulo-sched.c (print_node_sched_params): Add parameter and
4242 (calculate_maxii): Remove function.
4243 (undo_generate_reg_moves): Likewise.
4244 (undo_permute_partial_schedule): Likewise.
4245 (kernel_number_of_cycles): Likewise.
4246 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4247 (sms_schedule): Use it. Remove profitability checks.
4248 (sms_schedule_by_order): Fix order of nodes within the cycle.
4250 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4252 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4253 -profile option, add pie support.
4254 (ENDFILE_SPEC): New spec.
4255 * config/gnu.h (LIB_SPEC): Add -profile option.
4257 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4259 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4260 * config/gnu.h (LIB_SPEC): Likewise.
4262 2007-08-07 Yaz Saito <saito@google.com>
4263 Ian Lance Taylor <iant@google.com>
4265 * common.opt (finstrument-functions-exclude-function-list): New
4267 (finstrument-functions-exclude-file-list): New option.
4268 * opts.c (char_p): Define and DEF_VEC.
4269 (flag_instrument_functions_exclude_functions): New static
4271 (flag_instrument_functions_exclude_files): New static variable.
4272 (add_instrument_functions_exclude_list): New static function.
4273 (flag_instrument_functions_exclude_p): New function.
4274 (common_handle_option): Handle new options.
4275 * flags.h (flag_instrument_functions_exclude_p): Declare.
4276 * gimplify.c (gimplify_function_tree): Call
4277 flag_instrument_functions_exclude_p.
4278 * doc/invoke.texi (Option Summary): Mention new options.
4279 (Code Gen Options): Document new options.
4281 2007-08-07 Ian Lance Taylor <iant@google.com>
4283 PR rtl-optimization/32776
4284 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4285 (resolve_use): Likewise.
4286 (decompose_multiword_subregs): Remove "changed" local variable.
4288 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4290 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4291 * configure: Regenerate.
4292 * config.in: Regenerate.
4293 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4296 2007-08-07 Ian Lance Taylor <iant@google.com>
4298 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4299 note, just delete the insn.
4301 2007-08-07 Andreas Schwab <schwab@suse.de>
4304 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4307 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4309 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4310 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4311 (decompose_multiword_subregs): Use the functions above to decompose
4312 multiword shifts and zero-extends.
4314 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4316 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4317 "assemble" descriptions which were swapped.
4319 2007-08-06 Chao-ying Fu <fu@mips.com>
4321 * fixed-value.h: New file.
4322 * fixed-value.c: New file.
4323 * Makefile.in (OBJS-common): Add fixed-value.o.
4324 (fixed-value.o): New rule.
4325 (GTFILES): Add fixed-value.h.
4326 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4327 to compare a.low and b.low.
4328 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4330 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4331 Daniel Jacobowitz <dan@codesourcery.com>
4334 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4336 (x86_64-*-netbsd*): Likewise.
4337 (x86_64-*-linux*): Likewise.
4338 (x86_64-*-kfreebsd*-gnu): Likewise.
4339 (x86_64-*-knetbsd*-gnu): Likewise.
4340 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4342 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4344 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4345 Add -fno-asynchronous-unwind-tables.
4347 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4348 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4349 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4350 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4351 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4353 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4355 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4356 (TARGET_C_MODE_FOR_SUFFIX): New.
4358 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4360 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4362 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4364 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4366 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4368 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4369 before checking function returns in conditional expressions.
4371 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4374 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4376 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4379 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4380 for INTEGRAL_TYPE_P.
4382 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4384 * configure.ac: Remove --enable-checking=df from default settings.
4385 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4386 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4387 if the parameter is true.
4388 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4389 DF_VERIFY_SCHEDULED flag is true.
4390 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4391 (df_finish_pass): Adjust prototype.
4392 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4395 * see.c (pass_see): Add TODO_df_verify.
4396 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4397 * global.c (rest_of_handle_global_alloc): Schedule verification
4399 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4401 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4402 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4403 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4405 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4406 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4407 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4409 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4410 Revital Eres <eres@il.ibm.com>
4412 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4414 * ddg.c (create_ddg_dependence): Rename to...
4415 (create_ddg_dep_from_intra_loop_link): This. Do not check
4416 for interloop edges. Do not create anti dependence edge when
4417 a true dependence edge exists in the opposite direction and
4418 -fmodulo-sched-allow-regmoves is set.
4419 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4420 (add_cross_iteration_register_deps): Create anti dependence edge
4421 when -fno-modulo-sched-allow-regmoves is set.
4422 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4424 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4426 * config/arm/arm.md (movsi): Add braces.
4428 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4431 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4432 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4435 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4437 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4438 state accessor functions.
4439 * cfgloopmanip.c (remove_path, create_preheaders,
4440 force_single_succ_latches, fix_loop_structure): Ditto.
4441 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4442 tree_duplicate_loop_to_header_edge): Ditto.
4443 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4444 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4446 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4447 cleanup_tree_cfg): Ditto.
4448 * tree-cfg.c (tree_merge_blocks): Ditto.
4449 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4450 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4451 loop_preheader_edge, single_exit): Ditto.
4452 (flow_loops_find): Do not clear loops->state.
4453 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4454 loops_state_clear): New functions.
4456 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4459 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4460 when adding to the base and convert ELT to sizetype instead of type.
4462 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4465 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4466 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4468 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4471 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4472 correct type the negate expression.
4474 2007-08-03 Jan Hubicka <jh@suse.cz>
4476 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4479 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4481 * config/rs6000/rs6000.c (struct processor_cost): Change
4482 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4483 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4485 (rios1_costs, rios2_cost): Correct cache line size.
4486 (rs6000_override_options): Set l2-cache-size parameter.
4488 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4489 Diego Novillo <dnovillo@google.com>
4492 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4493 if the range includes 0.
4495 2007-08-03 Ben Elliston <bje@au.ibm.com>
4497 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4498 mode to unspec expressions to silence a warning from the generator
4501 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4503 * config/ia64/constraints.md ("U"): Make constraint vector only.
4505 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4508 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4509 always_inline attribute on the function decl.
4511 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4514 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4515 if we are compiling with -fPIC.
4517 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4518 Nigel Stephens <nigel@mips.com>
4520 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4521 Define for MIPS32 and MIPS64.
4523 2007-08-02 Nick Clifton <nickc@redhat.com>
4525 * config/host-hpux.c: Change copyright header to refer to version
4526 3 of the GNU General Public License and to point readers at the
4527 COPYING3 file and the FSF's license web page.
4528 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4529 config/alpha/linux.h, config/alpha/alpha.opt,
4530 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4531 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4532 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4533 config/alpha/alpha.h, config/alpha/sync.md,
4534 config/alpha/openbsd.h, config/alpha/alpha.md,
4535 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4536 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4537 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4538 config/alpha/constraints.md, config/alpha/osf.h,
4539 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4540 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4541 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4542 config/frv/frv-asm.h, config/frv/frv-protos.h,
4543 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4544 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4545 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4546 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4547 config/s390/s390.opt, config/s390/s390-modes.def,
4548 config/s390/fixdfdi.h, config/s390/constraints.md,
4549 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4550 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4551 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4552 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4553 config/m32c/prologue.md, config/m32c/m32c.abi,
4554 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4555 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4556 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4557 config/m32c/jump.md, config/m32c/shift.md,
4558 config/m32c/m32c-protos.h, config/libgloss.h,
4559 config/spu/spu-protos.h, config/spu/predicates.md,
4560 config/spu/spu-builtins.h, config/spu/spu.c,
4561 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4562 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4563 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4564 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4565 config/sparc/hypersparc.md, config/sparc/predicates.md,
4566 config/sparc/linux.h, config/sparc/sp64-elf.h,
4567 config/sparc/supersparc.md, config/sparc/cypress.md,
4568 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4569 config/sparc/niagara.md, config/sparc/sparc.md,
4570 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4571 config/sparc/sparc.opt, config/sparc/sync.md,
4572 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4573 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4574 config/sparc/sparc.c, config/sparc/little-endian.opt,
4575 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4576 config/sparc/linux64.h, config/sparc/freebsd.h,
4577 config/sparc/sol2.h, config/sparc/rtemself.h,
4578 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4579 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4580 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4581 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4582 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4583 config/m32r/linux.h, config/m32r/constraints.md,
4584 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4585 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4586 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4587 config/i386/i386.md, config/i386/netware-crt0.c,
4588 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4589 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4590 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4591 config/i386/sol2.h, config/i386/constraints.md,
4592 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4593 config/i386/predicates.md, config/i386/geode.md,
4594 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4595 config/i386/freebsd64.h, config/i386/vxworksae.h,
4596 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4597 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4598 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4599 config/i386/netware.h, config/i386/i386-modes.def,
4600 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4601 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4602 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4603 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4604 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4605 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4606 config/i386/xm-mingw32.h, config/i386/linux64.h,
4607 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4608 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4609 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4610 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4611 config/i386/cygwin2.c, config/i386/i386-protos.h,
4612 config/i386/sync.md, config/i386/openbsd.h,
4613 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4614 config/i386/nto.h, config/i386/biarch64.h,
4615 config/i386/i386-coff.h, config/i386/freebsd.h,
4616 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4617 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4618 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4619 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4620 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4621 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4622 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4623 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4624 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4625 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4626 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4627 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4628 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4629 config/sh/superh64.h, config/sh/rtemself.h,
4630 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4631 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4632 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4633 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4634 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4635 config/avr/predicates.md, config/avr/constraints.md,
4636 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4637 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4638 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4639 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4640 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4641 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4642 config/c4x/predicates.md, config/c4x/c4x.h,
4643 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4644 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4645 config/xtensa/linux.h, config/xtensa/xtensa.h,
4646 config/xtensa/elf.h, config/xtensa/xtensa.md,
4647 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4648 config/xtensa/xtensa-protos.h, config/dbx.h,
4649 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4650 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4651 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4652 config/host-solaris.c, config/fr30/fr30.h,
4653 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4654 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4655 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4656 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4657 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4658 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4659 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4660 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4661 config/cris/predicates.md, config/cris/linux.h,
4662 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4663 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4664 config/cris/aout.opt, config/cris/cris-protos.h,
4665 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4666 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4667 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4668 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4669 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4670 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4671 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4672 config/chorus.h, config/mn10300/mn10300.c,
4673 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4674 config/mn10300/mn10300.h, config/mn10300/linux.h,
4675 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4676 config/mn10300/mn10300.md, config/ia64/predicates.md,
4677 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4678 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4679 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4680 config/ia64/freebsd.h, config/ia64/ia64.md,
4681 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4682 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4683 config/gofast.h, config/rtems.h, config/sol2-10.h,
4684 config/m68k/predicates.md, config/m68k/m68k.md,
4685 config/m68k/linux.h, config/m68k/m68k-modes.def,
4686 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4687 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4688 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4689 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4690 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4691 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4692 config/m68k/constraints.md, config/m68k/rtemself.h,
4693 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4694 config/m68k/uclinux.h, config/rs6000/power4.md,
4695 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4696 config/rs6000/linux.h, config/rs6000/eabi.h,
4697 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4698 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4699 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4700 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4701 config/rs6000/windiss.h, config/rs6000/603.md,
4702 config/rs6000/aix41.h, config/rs6000/cell.md,
4703 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4704 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4705 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4706 config/rs6000/default64.h, config/rs6000/7xx.md,
4707 config/rs6000/darwin.opt, config/rs6000/spe.md,
4708 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4709 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4710 config/rs6000/7450.md, config/rs6000/linux64.h,
4711 config/rs6000/constraints.md, config/rs6000/440.md,
4712 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4713 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4714 config/rs6000/rs6000.h, config/rs6000/power6.md,
4715 config/rs6000/predicates.md, config/rs6000/altivec.md,
4716 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4717 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4718 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4719 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4720 config/rs6000/linux64.opt, config/rs6000/sync.md,
4721 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4722 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4723 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4724 config/rs6000/eabispe.h, config/rs6000/e500.h,
4725 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4726 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4727 config/rs6000/aix.h, config/rs6000/vxworks.h,
4728 config/rs6000/40x.md, config/rs6000/aix51.h,
4729 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4730 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4731 config/arc/arc.h, config/mcore/mcore-elf.h,
4732 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4733 config/mcore/mcore.md, config/mcore/mcore.c,
4734 config/mcore/mcore.opt, config/mcore/mcore.h,
4735 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4736 config/score/predicates.md, config/score/score-version.h,
4737 config/score/score-protos.h, config/score/misc.md,
4738 config/score/elf.h, config/score/score.c, config/score/mac.md,
4739 config/score/score7.md, config/score/score.h,
4740 config/score/score-conv.h, config/score/score-mdaux.c,
4741 config/score/score.md, config/score/score.opt,
4742 config/score/score-modes.def, config/score/score-mdaux.h,
4743 config/score/mul-div.S, config/arm/uclinux-elf.h,
4744 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4745 config/arm/symbian.h, config/arm/linux-elf.h,
4746 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4747 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4748 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4749 config/arm/strongarm-pe.h, config/arm/arm.h,
4750 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4751 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4752 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4753 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4754 config/arm/arm-cores.def, config/arm/arm-protos.h,
4755 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4756 config/arm/wince-pe.h, config/arm/neon.md,
4757 config/arm/constraints.md, config/arm/neon.ml,
4758 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4759 config/arm/arm.opt, config/arm/arm926ejs.md,
4760 config/arm/predicates.md, config/arm/iwmmxt.md,
4761 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4762 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4763 config/arm/neon-testgen.ml, config/arm/arm.md,
4764 config/arm/xscale-coff.h, config/arm/pe.c,
4765 config/arm/arm-generic.md, config/arm/pe.h,
4766 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4767 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4768 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4769 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4770 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4771 config/pa/predicates.md, config/pa/pa64-hpux.h,
4772 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4773 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4774 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4775 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4776 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4777 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4778 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4779 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4780 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4781 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4782 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4783 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4784 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4785 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4786 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4787 config/mips/linux64.h, config/mips/elforion.h,
4788 config/mips/constraints.md, config/mips/generic.md,
4789 config/mips/predicates.md, config/mips/4300.md,
4790 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4791 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4792 config/mips/5k.md, config/mips/vr4120-div.S,
4793 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4794 config/mips/mips-protos.h, config/mips/6000.md,
4795 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4796 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4797 config/mips/mips-modes.def, config/mips/vr.h,
4798 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4799 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4800 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4801 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4802 config/vax/openbsd1.h, config/vax/netbsd.h,
4803 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4804 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4805 config/h8300/rtems.h, config/h8300/predicates.md,
4806 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4807 config/h8300/h8300.md, config/h8300/h8300.opt,
4808 config/h8300/coff.h, config/h8300/h8300-protos.h,
4809 config/v850/v850.md, config/v850/predicates.md,
4810 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4811 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4812 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4813 config/mmix/mmix.h, config/mmix/predicates.md,
4814 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4815 config/mmix/mmix.c, config/mmix/mmix.opt,
4816 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4817 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4818 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4819 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4822 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4824 * emit-rtl.c (reset_used_decls): Rename to...
4825 (set_used_decls): ...this. Set the used flag rather than clearing it.
4826 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4827 DECL_RTLs rather than resetting them.
4829 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4831 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4833 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4835 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4836 argument to find_reloads_address.
4838 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4840 PR tree-optimization/32919
4841 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4842 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4843 (coalesce_ssa_name): Call it.
4845 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4846 David Ung <davidu@mips.com>
4848 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4849 (__mips16_unorddf2, __mips16_floatunsidf): New.
4850 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4852 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4854 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4856 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4857 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4858 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4859 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4860 * omp-low.c (get_ws_args_for, determine_parallel_type,
4861 expand_omp_for_generic, expand_omp_for_static_nochunk,
4862 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4863 Work with more precise CFG.
4864 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4865 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4867 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4868 * gimple-low.c (lower_stmt): Ditto.
4869 * tree-inline.c (estimate_num_insns_1): Ditto.
4870 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4871 (OMP_SECTIONS_SWITCH): New.
4872 * tree-cfgcleanup.c (cleanup_omp_return): New.
4873 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4874 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4875 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4876 (tree_redirect_edge_and_branch): Handle omp constructs.
4878 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4879 with three arguments.
4881 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4883 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4886 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4888 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4889 the loop structures may need fixing.
4890 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4892 (cleanup_tree_cfg_loop): Removed.
4893 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4894 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4895 instead of running cleanup_tree_cfg_loop.
4896 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4897 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4898 (tree_predictive_commoning): Declaration changed.
4899 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4901 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4903 * doc/invoke.texi (l1-cache-size): Update documentation.
4904 (l2-cache-size): Document.
4905 * params.h (L2_CACHE_SIZE): New macro.
4906 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4907 that L1_CACHE_SIZE is in kB now.
4908 (L2_CACHE_SIZE_BYTES): New macro.
4909 (tree_ssa_prefetch_arrays): Show size in kB.
4910 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4911 and l2_cache_size fields.
4912 * config/i386/driver-i386.c (describe_cache): Detect cache size
4914 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4915 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4916 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4917 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4918 (override_options): Set l1-cache-size and l2-cache-size to default
4919 values if not specified otherwise.
4920 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4921 (PARAM_L2_CACHE_SIZE): New.
4923 2007-08-01 Nigel Stephens <nigel@mips.com>
4924 David Ung <davidu@mips.com>
4925 Thiemo Seufer <ths@mips.com>
4926 Chris Dearman <chris@mips.com>
4927 Richard Sandiford <richard@codesourcery.com>
4929 * config.gcc (mips*-sde-elf*): New stanza.
4930 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4931 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4932 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4933 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4934 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4935 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4937 * config/mips/sde.h: New file.
4938 * config/mips/t-libgcc-mips16: Likewise.
4939 * config/mips/t-sde: Likewise.
4940 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4941 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4942 _MIPS_FPSET and _MIPS_SZINT.
4943 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4944 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4945 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4946 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4947 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4948 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4949 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4950 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4951 _MIPS_SZPTR and _MIPS_FPSET.
4952 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4953 architecture is specified.
4954 (MIPS_32BIT_OPTION_SPEC): New macro.
4956 2007-07-31 Dan Hipschman <dsh@google.com>
4958 * gcc.c (end_going_arg): New function.
4959 (do_spec_2): Use it.
4960 (do_spec_1): Use it.
4962 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4964 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4965 only if ENABLE_CHECKING is defined.
4967 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4969 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4970 df_ru_add_problem, df_ru_get_bb_info): Removed.
4971 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4972 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4973 df_ru_free_bb_info, df_ru_alloc,
4974 df_ru_bb_local_compute_process_def,
4975 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4976 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4977 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4978 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4979 df_ru_add_problem): Removed.
4981 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4984 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4985 (casesi32p, casesi64p): Likewise.
4986 (casesi): Adjust for above.
4988 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4990 * mode-switching.c (create_pre_exit): Don't search past calls.
4992 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4994 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4996 2007-07-31 Revital Eres <eres@il.ibm.com>
4998 * ddg.c (add_deps_for_def): Rename to...
4999 (add_cross_iteration_register_deps): This. Change implementation
5000 to use only reaching def and def-use chains to construct the
5001 inter loop dependencies.
5002 (add_deps_for_use): Remove function.
5003 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5004 function to build the inter loop dependencies.
5005 * modulo-sched.c (sms_schedule): Build only
5006 reaching def and def-use chains for the propose of the ddg
5009 2007-07-31 Julian Brown <julian@codesourcery.com>
5011 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5012 New define_insns. Use correct RTL.
5013 (vec_set<mode>): Write as expander.
5015 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5017 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5018 to an unallocated space.
5020 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5023 (split_constant_offset): Enable split_constant_offset to extract
5024 constants from other statements.
5025 * tree-vect-transform.c
5026 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5027 to a temp var. Force base_offset to be simple.
5029 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5031 * df-scan.c (df_scan_verify): Remove artificial limit on
5032 the number of blocks for verification.
5033 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5034 df_simulate_defs): Avoid unnecessary insn checking for defs.
5036 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5038 * config/m68k/lb1sf68.asm (FUNC): New macro.
5040 (__udivsi3): Likewise.
5041 (__divsi3): Likewise.
5042 (__umodsi3): Likewise.
5043 (__modsi3): Likewise.
5044 (__subdf3): Likewise.
5045 (__adddf3): Likewise.
5046 (__muldf3): Likewise.
5047 (__divdf3): Likewise.
5048 (__negdf2): Likewise.
5049 (__cmpdf2): Likewise.
5050 (__subsf3): Likewise.
5051 (__addsf3): Likewise.
5052 (__mulsf3): Likewise.
5053 (__divsf3): Likewise.
5054 (__negsf2): Likewise.
5055 (__cmpsf2): Likewise.
5056 (__eqdf2): Likewise.
5057 (__nedf2): Likewise.
5058 (__gtdf2): Likewise.
5059 (__gedf2): Likewise.
5060 (__ltdf2): Likewise.
5061 (__ledf2): Likewise.
5062 (__eqsf2): Likewise.
5063 (__nesf2): Likewise.
5064 (__gtsf2): Likewise.
5065 (__gesf2): Likewise.
5066 (__ltsf2): Likewise.
5067 (__lesf2): Likewise.
5069 2007-07-30 Ollie Wild <aaw@google.com>
5071 * c-ppoutput.c (print_lines_directives_only): New function.
5072 (scan_translation_unit_directives_only): New function.
5073 (preprocess_file): Add call to scan_translation_unit_directives_only.
5074 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5075 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5076 -fdirectives-only. Add errors for -fdirectives-only conflict with
5077 -Wunused-macros and -traditional.
5078 (finish_options): Add builtin macro initialization for
5079 -fdirectives-only + -fpreprocessed.
5080 * c.opt (fdirectives-only): New.
5081 * doc/cppopts.texi (fdirectives-only): New.
5083 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5085 * alias.c (record_set, memory_modified_1): Constify.
5086 * bt-load.c (note_btr_set): Likewise.
5087 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5088 * combine.c (set_nonzero_bits_and_sign_copies,
5089 expand_field_assignment, record_dead_and_set_regs_1,
5090 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5091 likely_spilled_retval_1): Likewise.
5092 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5093 frv_io_handle_set): Likewise.
5094 * config/mips/mips.c (mips_sim_record_set,
5095 vr4130_true_reg_dependence_p_1): Likewise.
5096 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5097 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5098 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5099 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5100 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5101 * ddg.c (mark_mem_store): Likewise.
5102 * df-problems.c (df_urec_mark_reg_change): Likewise.
5103 * function.c (update_epilogue_consts): Likewise.
5104 * gcse.c (record_set_info, record_last_set_info,
5105 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5106 reg_clear_last_set): Likewise.
5107 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5109 * jump.c (reversed_comparison_code_parts): Likewise.
5110 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5111 reg_is_set): Likewise.
5112 * loop-iv.c (mark_altered): Likewise.
5113 * mode-switching.c (reg_becomes_live): Likewise.
5114 * optabs.c (no_conflict_move_test): Likewise.
5115 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5117 * postreload.c (reload_combine_note_store, move2add_note_store):
5119 * regmove.c (flags_set_1): Likewise.
5120 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5122 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5124 * resource.c (update_live_status): Likewise.
5125 * rtl.h (set_of, note_stores): Likewise.
5126 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5127 note_stores, parms_set): Likewise.
5128 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5129 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5131 * var-tracking.c (count_stores, add_stores): Likewise.
5133 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5135 * alias.c (mems_in_disjoint_alias_sets_p,
5136 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5137 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5138 write_dependence_p, mems_in_disjoint_alias_sets_p,
5139 read_dependence, true_dependence, canon_true_dependence,
5140 anti_dependence, output_dependence): Constify.
5141 * combine.c (extended_count): Likewise.
5142 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5143 * cselib.c (get_value_hash, references_value_p,
5144 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5145 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5146 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5147 * function.c (contains, prologue_epilogue_contains,
5148 sibcall_epilogue_contains): Likewise.
5149 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5150 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5151 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5152 reg_or_subregno): Likewise.
5153 * recog.c (asm_noperands): Likewise.
5154 * reload1.c (function_invariant_p): Likewise.
5155 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5156 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5157 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5158 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5159 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5160 extended_count, prologue_epilogue_contains,
5161 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5162 canon_true_dependence, read_dependence, anti_dependence,
5163 output_dependence): Likewise.
5164 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5166 2007-07-30 Julian Brown <julian@codesourcery.com>
5168 * config/arm/neon.md (V_ext): New mode attribute.
5169 (neon_vget_lane<mode>): Replace with define_expand.
5170 (neon_vget_lane<mode>_sext_internal)
5171 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5172 and quad precision vectors.
5173 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5174 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5175 have typeless 32-bit result.
5177 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5180 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5182 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5183 use sizetype for rest.
5184 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5185 (aff_combination_convert): Don't convert rest for pointer types.
5187 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5189 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5191 * tree-ssa-alias.c: Add alloc-pool.h.
5192 (init_alias_info): Free alias_bitmap_obstack.
5193 (delete_alias_info): Call delete_mem_ref_stats.
5194 (get_mem_sym_stats_for): Use alloc_pool.
5195 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5196 (delete_mem_sym_stats): Removed.
5198 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5200 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5201 functions cannot be represented as classical distance vectors.
5203 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5206 * builtins.c (validate_arg, builtin_mathfn_code,
5207 validate_arglist): Likewise.
5208 * calls.c (call_expr_flags): Likewise.
5209 * combine.c (reg_nonzero_bits_for_combine,
5210 reg_num_sign_bit_copies_for_combine, get_last_value,
5211 reg_truncated_to_mode): Likewise.
5212 * emit-rtl.c (subreg_lowpart_p): Likewise.
5213 * expr.c (highest_pow2_factor_for_target,
5214 categorize_ctor_elements_1, categorize_ctor_elements,
5215 count_type_elements, contains_packed_reference,
5216 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5217 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5218 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5219 native_encode_int, native_encode_real, native_encode_complex,
5220 native_encode_vector, native_encode_expr, native_interpret_int,
5221 native_interpret_real, native_interpret_complex,
5222 native_interpret_vector, native_interpret_expr): Likewise.
5223 * function.c (use_register_for_decl): Likewise.
5224 * gimplify.c (get_name): Likewise.
5225 * langhooks-def.h (lhd_return_null_const_tree): New.
5226 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5227 * langhooks.c (lhd_return_null_const_tree): New.
5228 * langhooks.h (lang_get_callee_fndecl): Constify.
5229 * output.h (constructor_static_from_elts_p): Likewise.
5230 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5231 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5232 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5233 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5234 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5235 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5236 * rtlhooks-def.h (reg_nonzero_bits_general,
5237 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5239 * rtlhooks.c (reg_num_sign_bit_copies_general,
5240 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5242 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5243 * stor-layout.c (mode_for_size_tree): Likewise.
5244 * tree-ssa-loop-im.c (memref_eq): Likewise.
5245 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5246 * tree.c (contains_placeholder_p, type_list_equal,
5247 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5249 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5250 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5251 contains_placeholder_p, contains_packed_reference,
5252 get_callee_fndecl, operand_equal_for_phi_arg_p,
5253 warn_if_unused_value, is_body_block, native_encode_expr,
5254 native_interpret_expr, fold_convertible_p, operand_equal_p,
5255 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5256 validate_arglist, simple_cst_equal, type_list_equal,
5257 use_register_for_decl, call_expr_flags, get_name,
5258 highest_pow2_factor): Likewise.
5259 (const_call_expr_arg_iterator_d,
5260 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5261 first_const_call_expr_arg, more_const_call_expr_args_p,
5262 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5263 * varasm.c (constructor_static_from_elts_p): Constify.
5265 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5267 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5268 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5269 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5270 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5271 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5272 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5273 spelling conventions.
5274 * doc/invoke.texi: Follow spelling conventions.
5276 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5277 Revital Eres <eres@il.ibm.com>
5279 * modulo-sched.c (sms_schedule): Avoid loops which includes
5280 auto-increment instructions.
5282 2007-07-28 Richard Guenther <rguenther@suse.de>
5285 * fold-const.c (fold_cond_expr_with_comparison): Convert
5286 operand zero of MIN/MAX_EXPR to correct type.
5288 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5290 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5291 flags_from_decl_or_type): Constify.
5292 * gcc.c (do_spec_1): Likewise.
5293 * print-tree.c (dump_addr, print_node_brief): Likewise.
5294 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5295 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5296 tree_purge_all_dead_eh_edges): Likewise.
5297 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5298 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5300 * tree.c (expr_location, expr_has_location, expr_locus,
5301 expr_filename, expr_lineno, get_inner_array_type,
5302 fields_compatible_p): Likewise.
5303 * tree.h (get_inner_array_type, fields_compatible_p,
5304 expr_location, expr_has_location, expr_locus, expr_filename,
5305 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5306 setjmp_call_p, alloca_call_p): Likewise.
5308 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5310 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5311 TV_FLOW_INSENSITIVE.
5313 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5315 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5316 (compute_flow_insensitive_aliasing): Ditto for
5317 TV_FLOW_INSENSITIVE.
5319 2007-07-27 Jan Hubicka <jh@suse.cz>
5321 * config/i386/i386.c (register_move_cost): Remove accidentally
5322 comitted #if 0 block.
5324 * attribs.c: Include hashtab.h
5325 (attribute_hash): New.
5326 (substring): New structure.
5327 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5329 (init_attributes): Initialize attribute hash.
5330 (decl_attributes): Use attribute hash.
5331 * Makefile.in (attribs.c): Depend on hashtab.h.
5333 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5335 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5337 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5339 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5340 __mips_dspr2 and __mips_dsp_rev macros.
5341 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5343 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5345 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5347 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5351 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5352 and the updating of the live and do_not_gen sets.
5353 (df_note_bb_compute): Added updating of live and do_not_gen sets
5354 for regular defs so that the case of clobber inside conditional
5355 call is processed correctly.
5357 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5359 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5360 operands with compatible type.
5362 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5364 * expr.h (store_bit_field): Don't return a value.
5365 * expmed.c (check_predicate_volatile_ok): New function.
5366 (store_bit_field_1): New function, extracted from store_bit_field.
5367 Take a fallback_p argument and return true if the operation succeeded.
5368 Only use store_fixed_bit_field if fallback_p. Don't recompute
5369 mode_for_extraction; use op_mode instead. Try forcing memories
5370 into registers if the insv expander fails.
5371 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5372 Don't return a value.
5373 (convert_extracted_bit_field): New function, extracted from
5375 (extract_bit_field_1): Likewise. Take a fallback_p argument
5376 and return NULL if the operation succeeded. Only use
5377 extract_fixed_bit_field if fallback_p. Only calculate one
5378 extraction mode. Combine code for extv and extzv. Try forcing
5379 memories into registers if the ext(z)v expander fails.
5380 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5382 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5384 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5386 (df_ref): Likewise. Put regno with other integer fields.
5388 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5390 * df.h (df_mw_hardreg): Remove "loc" field.
5391 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5393 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5394 split out from df_set_unused_notes_for_mw. Return false for
5395 partial references. Assert that mw_reg is a REG when returning true.
5396 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5397 (df_whole_mw_reg_dead_p): New function, split out from
5398 df_set_dead_notes_for_mw. Return false for partial references.
5399 Assert that mw_reg is a REG when returning true.
5400 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5401 Remove redundant bitmap check.
5403 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5405 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5406 ($(T)crtend.o): Likwise.
5407 ($(T)crtbeginS.o): Likwise.
5408 ($(T)crtendS.o): Likwise.
5409 ($(T)crtfastmath.o): Likwise.
5411 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5413 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5414 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5415 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5416 and x_n_bbs_in_dom_tree fields.
5418 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5420 PR tree-optimization/32087
5421 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5422 Do not call scale_bbs_frequencies_int with prob of zero.
5424 2007-07-26 Julian Brown <julian@codesourcery.com>
5426 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5427 (neon_element_bits): Add prototypes.
5428 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5429 (neon_const_bounds, neon_element_bits): New functions.
5430 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5431 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5432 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5433 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5434 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5435 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5436 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5437 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5438 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5439 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5440 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5441 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5442 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5444 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5446 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5447 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5449 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5450 Julian Brown <julian@codesourcery.com>
5452 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5453 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5454 * config/arm/cortex-a8.md: New.
5455 * config/arm/cortex-a8-neon.md: New.
5456 * config/arm/neon-schedgen.ml: New.
5457 * config/arm/neon.md (vqh_mnem): New.
5459 (Is_float_mode): New.
5460 (Scalar_mul_8_16): New.
5462 (V_mode_nunits): New.
5463 (All instruction patterns): Annotate with neon_type attribute
5465 * config/arm/arm.md: Include cortex-a8.md.
5466 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5468 Annotate instruction patterns accordingly.
5469 (generic_sched): Do not use generic scheduling for Cortex-A8.
5470 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5472 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5474 * fold-const.c (fold_read_from_constant_string): Use
5476 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5478 2007-07-26 Nick Clifton <nickc@redhat.com>
5480 * tree-ssa-operands.h: Change copyright header to refer to version
5481 3 of the GNU General Public License and to point readers at the
5482 COPYING3 file and the FSF's license web page.
5483 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5484 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5485 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5486 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5487 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5488 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5489 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5490 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5491 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5492 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5493 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5494 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5495 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5496 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5497 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5498 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5499 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5500 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5501 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5502 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5503 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5504 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5505 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5506 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5507 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5508 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5509 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5510 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5511 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5512 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5513 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5514 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5515 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5516 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5517 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5518 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5519 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5520 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5521 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5522 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5523 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5524 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5525 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5526 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5527 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5528 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5529 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5530 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5531 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5532 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5533 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5534 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5535 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5536 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5537 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5538 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5539 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5540 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5541 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5542 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5543 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5544 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5545 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5546 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5547 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5548 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5549 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5550 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5551 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5552 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5553 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5554 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5555 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5556 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5557 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5558 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5559 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5560 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5561 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5562 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5563 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5564 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5565 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5566 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5567 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5568 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5569 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5570 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5571 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5572 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5573 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5574 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5575 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5576 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5577 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5578 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5579 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5580 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5581 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5582 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5583 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5584 convert.c, convert.h, langhooks-def.h, reload1.c,
5585 tree-ssa-operands.c: Likewise.
5587 2007-07-26 Jan Hubicka <jh@suse.cz>
5589 * tree-ssa-live.c: Include debug.h and flags.h.
5590 (mark_scope_block_unused): New function.
5591 (remove_unused_scope_block_p): New function.
5592 (remove_unused_locals): Remove unused blocks too.
5594 2007-07-25 Ian Lance Taylor <iant@google.com>
5596 * combine.c (combine_max_regno): Remove. Remove all uses.
5597 (struct reg_stat_struct): Rename from struct reg_stat.
5598 (reg_stat_type): Define, and declare VECs.
5599 (reg_stat): Change from pointer to VEC. Change all uses.
5600 (combine_split_insns): New static function.
5601 (try_combine, find_split_point): Call it instead of split_insns.
5603 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5605 * cfghooks.c (split_block): Fix the information about loop latch.
5607 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5609 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5611 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5613 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5614 Scan the new edge for loop exit info.
5616 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5618 * config/darwin.c: Include debug.h.
5620 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5623 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5625 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5627 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5628 (HARD_REGNO_MODE_OK): Ditto.
5629 (MODES_TIEABLE_P): Ditto.
5630 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5631 (CLASS_MAX_NREGS): Ditto.
5632 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5633 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5634 (divdf3_internal_thr): Removed.
5635 * config/ia64/div.md: New file.
5636 * config/ia64/constraints.md: Add H constraint.
5638 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5640 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5641 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5642 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5643 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5644 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5645 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5646 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5647 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5648 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5649 dump_sbitmap_file, debug_sbitmap, popcount_table,
5650 sbitmap_popcount): Constify.
5651 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5652 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5653 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5654 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5655 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5656 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5657 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5658 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5659 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5660 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5661 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5663 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5665 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5666 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5667 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5668 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5669 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5670 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5671 bitmap_intersect_p, bitmap_intersect_compl_p,
5672 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5673 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5675 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5676 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5677 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5678 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5679 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5680 debug_bitmap, debug_bitmap_file, bitmap_print,
5681 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5682 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5684 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5686 * config/darwin.c (darwin_override_options): Additional fix for
5687 debug info formats that don't support var tracking.
5689 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5691 * cselib.c (entry_and_rtx_equal_p): Constify.
5692 * gengtype.c (output_mangled_typename, write_types, write_local):
5694 * gengtype.h (const_type_p): New.
5695 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5697 * tlink.c (scan_linker_output): De-constify.
5698 * tree-ssa-loop-im.c (memref_eq): Constify.
5699 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5700 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5702 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5704 * c-common.c (fname_as_string, c_type_hash): Constify.
5705 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5706 * cgraph.c (edge_hash, edge_eq): Likewise.
5707 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5708 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5709 reg_attrs_htab_eq): Likewise.
5710 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5712 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5713 const_decl_t, const_state_t, const_automata_list_el_t): New.
5714 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5715 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5716 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5717 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5718 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5719 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5720 compare_max_occ_cycle_nums, out_state_arcs_num,
5721 compare_transition_els_num, units_cmp, state_reservs_cmp):
5723 * genmodes.c (cmp_modes): Likewise.
5724 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5725 * gimplify.c (compare_case_labels): Likewise.
5726 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5727 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5728 * matrix-reorg.c (mtt_info_hash): Likewise.
5729 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5730 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5731 (htab_hash_bucket, htab_hash_elem): Constify.
5732 * tree-browser.c (TB_parent_eq): Likewise.
5733 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5734 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5735 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5736 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5738 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5739 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5740 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5741 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5742 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5744 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5745 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5746 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5747 * tree-ssa-threadupdate.c (redirection_data_hash,
5748 redirection_data_eq): Likewise.
5749 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5750 * tree-ssa.c (var_ann_eq): Likewise.
5751 * tree-vrp.c (compare_case_labels): Likewise.
5752 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5753 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5754 tree_not_check_failed, tree_class_check_failed,
5755 tree_range_check_failed, tree_not_class_check_failed,
5756 omp_clause_check_failed, omp_clause_range_check_failed,
5757 tree_contains_struct_check_failed, tree_operand_check_failed):
5759 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5760 tree_not_check_failed, tree_class_check_failed,
5761 tree_range_check_failed, tree_not_class_check_failed,
5762 tree_operand_check_failed, omp_clause_operand_check_failed,
5763 tree_operand_length): Likewise.
5764 * var-tracking.c (const_variable): New.
5765 (variable_htab_hash, variable_htab_eq): Constify.
5766 * varasm.c (const_desc_hash): Likewise.
5768 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5770 * expr.c (handled_component_p): Constify.
5771 * fold-const.c (fit_double_type): Likewise.
5772 * real.h (real_value_from_int_cst): Likewise.
5773 * tree-flow-inline.h (gimple_in_ssa_p,
5774 gimple_aliases_computed_p, gimple_addressable_vars,
5775 gimple_call_clobbered_vars, gimple_referenced_vars,
5776 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5777 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5778 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5779 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5780 is_label_stmt, is_global_var, phi_ssa_name_p,
5781 factoring_name_p, is_call_clobbered, tree_common_ann,
5782 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5783 unmodifiable_var_p, array_ref_contains_indirect_ref,
5784 ref_contains_array_ref, lookup_subvars_for_var,
5785 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5786 gimple_mem_ref_stats): Likewise.
5787 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5788 may_aliases, is_exec_stmt, is_label_stmt,
5789 ref_contains_array_ref, array_ref_contains_indirect_ref,
5790 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5791 unmodifiable_var_p): Likewise.
5792 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5793 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5794 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5795 cst_and_fits_in_hwi, real_value_from_int_cst,
5796 build_real_from_int_cst, integer_zerop, integer_onep,
5797 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5798 tree_floor_log2, real_zerop, real_onep, real_twop,
5799 real_minus_onep, really_constant_p, purpose_member, chain_member,
5800 list_length, fields_length, int_size_in_bytes, bit_position,
5801 int_bit_position, byte_position, int_byte_position, expr_align,
5802 array_type_nelts, tree_node_structure,
5803 type_contains_placeholder_1, iterative_hash_pointer,
5804 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5805 tree_map_base_eq, type_hash_list, type_hash_eq,
5806 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5807 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5808 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5809 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5810 int_fits_type_p, get_containing_scope, decl_function_context,
5811 decl_type_context, omp_clause_operand_check_failed,
5812 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5813 * tree.h (omp_clause_operand_check_failed, tree_size,
5814 build_real_from_int_cst, array_type_nelts, purpose_member,
5815 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5816 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5817 is_attribute_p, check_qualified_type, expr_align,
5818 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5819 int_byte_position, list_length, fields_length, initializer_zerop,
5820 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5821 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5822 tree_node_structure, handled_component_p, get_containing_scope,
5823 decl_function_context, decl_type_context, real_zerop,
5824 type_num_arguments, fit_double_type, really_constant_p,
5825 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5826 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5827 real_twop, real_minus_onep, int_cst_value): Likewise.
5829 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5831 * cfglayout.c (insn_scope, insn_line): Constify.
5832 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5833 const_double_htab_hash, const_double_htab_eq,
5834 mem_attrs_htab_hash): Likewise.
5835 * loop-iv.c (biv_eq): Likewise.
5836 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5837 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5838 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5840 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5841 error_for_asm, warning_for_asm, _fatal_insn,
5842 _fatal_insn_not_found): Likewise.
5843 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5844 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5845 rtl_check_failed_type2, rtl_check_failed_code1,
5846 rtl_check_failed_code2, rtl_check_failed_code_mode,
5847 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5848 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5849 rtl_check_failed_type2, rtl_check_failed_code1,
5850 rtl_check_failed_code2, rtl_check_failed_code_mode,
5851 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5852 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5853 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5854 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5855 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5856 rtx_unstable_p, get_integer_term, get_related_value,
5857 offset_within_block_p, reg_mentioned_p, count_occurrences,
5858 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5859 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5860 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5861 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5862 find_constant_src, find_reg_fusage, find_regno_fusage,
5863 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5864 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5865 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5866 computed_jump_p, auto_inc_p, in_expr_list_p,
5867 remove_node_from_expr_list, loc_mentioned_in_p,
5868 label_is_jump_target_p, reversed_comparison_code_parts,
5869 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5870 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5871 print_inline_rtx): Likewise.
5872 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5873 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5874 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5875 get_integer_term, get_related_value, offset_within_block_p,
5876 count_occurrences, reg_mentioned_p, no_labels_between_p,
5877 reg_used_between_p, reg_referenced_p, single_set_2,
5878 multiple_sets, set_noop_p, refers_to_regno_p,
5879 reg_overlap_mentioned_p, dead_or_set_p,
5880 covers_regno_no_parallel_p, covers_regno_p,
5881 dead_or_set_regno_p, find_reg_note, find_regno_note,
5882 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5883 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5884 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5885 side_effects_p, may_trap_p_1, may_trap_p,
5886 may_trap_after_code_motion_p, may_trap_or_fault_p,
5887 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5888 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5889 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5890 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5891 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5893 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5894 warning_for_asm): Likewise.
5895 * tree.h (print_rtl): Likewise.
5896 * varasm.c (get_pool_mode): Likewise.
5898 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5900 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5901 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5902 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5903 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5904 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5905 * ddg.c (compare_sccs): Likewise.
5906 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5907 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5908 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5909 decimal_do_fix_trunc, decimal_real_to_integer,
5910 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5911 * dse.c (const_group_info_t): New.
5912 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5913 * dwarf2out.c (const_dw_die_ref): New.
5914 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5915 * tree-browser.c (TB_parent_eq): Likewise.
5916 * unwind-dw2-fde.c (__register_frame_info_bases,
5917 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5918 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5920 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5921 * unwind-dw2.c (uw_frame_state_for): Likewise.
5922 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5923 * value-prof.h (const_histogram_value): New.
5925 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5927 * config/mips/mips.c (machine_function): Add
5928 initialized_mips16_gp_pseudo_p.
5929 (mips16_gp_pseudo_reg): Do not emit the initialization of
5930 mips16_gp_pseudo_rtx when being called from the gimple cost-
5931 calculation routines; emit it on the first use outside those
5934 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5936 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5939 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5940 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5941 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5942 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5943 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5944 Preserve const-ness of parameters through use of __typeof(),
5945 also constify and tidy.
5947 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5948 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5949 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5950 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5951 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5952 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5953 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5954 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5955 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5957 2007-07-25 Julian Brown <julian@codesourcery.com>
5958 Mark Shinwell <shinwell@codesourcery.com>
5960 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5961 (alpha_mangle_type): This.
5962 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5963 (TARGET_MANGLE_TYPE): Define this instead.
5964 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5965 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5966 (arm_init_neon_builtins): Fix comment.
5967 (arm_mangle_map_entry): New.
5968 (arm_mangle_map): New.
5969 (arm_mangle_type): New.
5970 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5971 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5972 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5973 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5974 (TARGET_MANGLE_TYPE): Define this instead.
5975 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5976 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5977 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5978 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5979 (TARGET_MANGLE_TYPE): Define this instead.
5980 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5982 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5983 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5984 (TARGET_MANGLE_TYPE): Define this instead.
5985 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5986 (s390_mangle_type): This.
5987 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5988 (TARGET_MANGLE_TYPE): Define this instead.
5989 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5990 (sparc_mangle_type): This.
5991 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5992 (TARGET_MANGLE_TYPE): Define this instead.
5993 * cp/mangle.c (write_type): Call mangle_type target hook on all
5994 types before mangling. Use original type, not main variant, as
5996 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5997 (TARGET_MANGLE_TYPE): This.
5998 * target.h (gcc_target): Rename mangle_fundamental_type to
6000 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6001 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6003 2007-07-25 Julian Brown <julian@codesourcery.com>
6004 Paul Brook <paul@codesourcery.com>
6005 Joseph Myers <joseph@codesourcery.com>
6006 Mark Shinwell <shinwell@codesourcery.com>
6008 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6009 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6010 (with_fpu): Allow --with-fpu=neon.
6011 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6012 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6013 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6014 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6015 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6016 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6017 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6018 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6019 (output_move_neon): Add prototypes.
6020 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6021 (all_fpus): Add FPUTYPE_NEON.
6022 (fp_model_for_fpu): Add NEON field.
6023 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6024 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6026 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6028 (thumb2_legitimate_address_p): Likewise.
6029 (neon_valid_immediate): Recognize and prepare constants suitable for
6031 (neon_immediate_valid_for_move): New function. Recognize and prepare
6032 immediates for NEON move instructions.
6033 (neon_immediate_valid_for_logic): New function. Recognize and
6034 prepare immediates for NEON logic instructions.
6035 (neon_output_logic_immediate): New function. Create asm string
6036 suitable for outputting immediate logic instructions.
6037 (neon_pairwise_reduce): New function. Implement reduction using
6038 pairwise operations.
6039 (neon_expand_vector_init): New function. Expand a (possibly
6040 non-constant) vector initialization.
6041 (neon_vector_mem_operand): New function. Memory operands supported
6042 for quad-word loads/stores to/from ARM or NEON registers. Don't
6043 allow base+offset addressing for core regs.
6044 (neon_struct_mem_operand): New function. Valid mems for NEON
6046 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6047 from neon_vector_mem_operand addresses without a secondary register.
6048 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6049 (add_minipool_backward_ref): Likewise.
6050 (dump_minipool): Likewise.
6051 (push_minipool_fix): Likewise.
6052 (output_move_quad): New function. Output quad-word moves, loads and
6053 stores using ARM registers.
6054 (output_move_vfp): Add support for vectors in VFP (NEON) D
6056 (output_move_neon): Output a NEON load/store to/from a quadword
6058 (arm_print_operand): Implement new codes:
6059 - 'c' for unadorned integers (without a # sign).
6060 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6062 - 'e', 'f' for the low and high D parts of a NEON Q register.
6063 - 'q' outputs a NEON Q register.
6064 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6065 - 'T' prints NEON opcode features from a coded bitmask.
6066 - 'F' is similar to T, but signed/unsigned codes both print as
6068 - 't' is similar to T, but 'u' is printed instead of 'p'.
6069 - 'O' prints 'r' if NEON instruction should perform rounding (as
6070 specified by bitmask), else prints nothing.
6071 - '#' is a punctuation character to stop operand numbers from
6072 running together with following digits in the assembler
6073 strings for instructions (when using mode attributes).
6074 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6075 constant vectors in big-endian mode, where necessary.
6076 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6077 Handle EI, OI, CI, XI modes.
6078 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6079 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6080 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6081 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6082 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6084 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6085 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6086 to turn v8qi, etc. into bits defined above.
6087 (neon_itype): New enumeration. Classifications of NEON builtins.
6088 (neon_builtin_datum): Define struct. Contains information about
6089 a single builtin (with multiple modes).
6090 (CF): Define helper macro for...
6091 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6093 (neon_builtin_data): New array. Define information about builtins
6094 for use during initialization/expansion.
6095 (arm_init_neon_builtins): New function.
6096 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6098 (neon_builtin_compare): New function.
6099 (locate_neon_builtin_icode): New function. Find an insn code for a
6100 builtin given a function code for that builtin. Also return type of
6101 builtin (NEON_BINOP, NEON_UNOP etc.).
6102 (builtin_arg): New enumeration. Types of arguments for builtins.
6103 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6104 Takes a variable argument list of builtin_arg types, terminated by
6106 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6107 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6108 (neon_emit_pair_result_insn): New function. Support returning pairs
6109 of vectors via a pointer.
6110 (neon_disambiguate_copy): New function. Set up operands for a
6111 multi-word copy such that registers do not get clobbered.
6112 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6113 ARM_BUILTIN_NEON_BASE.
6114 (arm_file_start): Set float-abi attribute for NEON.
6115 (arm_vector_mode_supported_p): Enable NEON vector modes.
6116 (arm_mangle_map_entry): New.
6117 (arm_mangle_map): New.
6118 (arm_mangle_vector_type): New.
6119 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6121 (TARGET_NEON): New macro. Target supports NEON.
6122 (fputype): Add FPUTYPE_NEON.
6123 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6124 for vectorization based on command-line arg.
6125 (NEON_REGNO_OK_FOR_NREGS): Define.
6126 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6127 (VALID_NEON_STRUCT_MODE): Define.
6128 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6129 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6130 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6131 (consttable_16): Add pattern for outputting 16-byte minipool
6133 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6135 (vec-common.md, neon.md): Include md files.
6136 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6137 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6138 (memory_constraint "Ut", "Un", "Us"): Define.
6139 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6140 (MMX_char): New mode attribute.
6141 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6142 (*add<mode>3_iwmmxt): New insn pattern.
6143 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6144 (*sub<mode>3_iwmmxt): New insn pattern.
6145 (mulv4hi3): Rename to...
6146 (*mulv4hi3_iwmmxt): This.
6147 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6148 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6149 (uminv4hi3, uminv2si3): Remove. Replace with...
6150 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6151 (*umin<mode>3_iwmmxt): These.
6152 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6153 (ashr<mode>3_iwmmxt): This new pattern.
6154 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6155 (lshr<mode>3_iwmmxt): This new pattern.
6156 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6157 (ashl<mode>3_iwmmxt): This new pattern.
6158 * config/arm/neon-docgen.ml: New file. Generate documentation for
6160 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6161 * config/arm/arm_neon.h: New (autogenerated).
6162 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6164 * config/arm/neon.md: New file. Define NEON instructions.
6165 * config/arm/neon.ml: New file. Abstract description of NEON
6166 instructions, used to generate arm_neon.h header, documentation and
6168 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6169 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6171 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6173 (ARM NEON Intrinsics): New subsection.
6174 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6176 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6178 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6181 2007-07-24 Jan Hubicka <jh@suse.cz>
6183 * regclass.c (move_table): New type.
6184 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6185 (init_move_cost): Break out from ...
6186 (init_reg_sets_1): ... here; simplify computation of
6187 have_regs-of_mode and contains_reg_of_mode.
6188 (record_reg_classes): Unswitch internal loops.
6189 (copy_cost): Trigger lazy initialization of move cost
6190 (record_address_regs): Likewise.
6192 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6194 * config/darwin.c (darwin_override_options): Don't force on
6195 flag_var_tracking_uninit when no debug info is requested.
6197 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6199 * cfgloop.c (init_loops_structure): New function.
6200 (flow_loops_find): Create root of the loop tree unconditionally.
6202 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6204 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6206 2007-07-24 Jan Hubicka <jh@suse.cz>
6208 * caller-save.c: Include ggc.h, gt-caller-save.h
6209 (reg_save_code, reg_restore_code): Rename to ...
6210 (cached_reg_save_code, cached_reg_restore_code): ... those.
6211 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6212 (reg_save_code, reg_restore_code): New functions.
6213 (init_caller_save): Do not intialize
6214 reg_save_code/reg_restore_code tables.
6215 * Makefile.in: (gt-caller-save.h): New.
6217 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6219 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6220 with the mode of the original operand instead of
6223 2007-07-23 Jan Hubicka <jH@suse.cz>
6225 * i386.c (ix86_secondary_memory_needed): Break out to...
6226 (inline_secondary_memory_needed): ... here.
6227 (ix86_memory_move_cost): Break out to ...
6228 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6229 maximum of input and output; fix handling of Q_REGS on 64bit.
6230 (ix86_secondary_memory_needed): Microoptimize.
6232 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6234 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6235 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6236 stmts_from_loop, known_dependences_p, build_rdg): New.
6237 * tree-data-ref.h: Depends on graphds.h.
6238 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6239 (build_rdg): Declared.
6240 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6242 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6244 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6247 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6248 Jakub Jelinek <jakub@redhat.com>
6250 PR middle-end/PR28690
6251 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6253 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6254 and MEM_POINTER operands over REG and MEM operands.
6255 (swap_commutative_operands_p): Change return value to bool.
6256 * rtl.h: Update the corresponding prototype.
6257 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6258 instead of gen_rtx_PLUS.
6259 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6260 value to bool. Change function arguments to rtx's and update code
6262 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6263 calls to match the new declaration.
6264 * simplify-rtx.c (simplify_associative_operation): Don't
6265 reorder simplify_binary_operation arguments.
6267 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6269 * config/mips/mips.c (override_options): Use mips_costs to derive
6270 the default branch cost.
6271 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6273 * config/mips/mips.opt (mbranch-cost=): New option.
6274 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6276 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6278 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6279 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6280 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6281 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6283 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6285 * config/mips/constraints.md (ks): New constraint.
6286 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6287 (*add<mode>3_mips16): ...here.
6289 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6291 * optabs.h (enum optab_index): Add new OTI_signbit.
6292 (signbit_optab): Define corresponding macro.
6293 (enum insn_code signbit_optab[]): Remove array.
6294 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6295 (expand_copysign_absneg): If back end provides signbit insn, use it
6296 instead of bit operations on floating point argument.
6297 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6298 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6299 for availability of signbit insn.
6301 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6302 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6303 SSE mode is not active.
6304 (isinf<mode>2): Disable for mfpmath=sse,387.
6306 2007-07-22 Ben Elliston <bje@au.ibm.com>
6308 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6310 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6312 2007-07-20 Richard Guenther <rguenther@suse.de>
6314 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6315 integral typed condition.
6316 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6317 booleanness. Only preserve conversions from a non-base
6318 type to a base type, not in general between types with
6319 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6320 * tree.def (COND_EXPR): Document that the condition
6321 can be of any integral type.
6323 2007-07-20 Nigel Stephens <nigel@mips.com>
6324 Richard Sandiford <richard@codesourcery.com>
6326 * config/mips/mips.h (mips_dwarf_regno): Declare.
6327 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6328 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6329 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6330 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6331 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6332 (REG_CLASS_NAMES): Update accordingly.
6333 * config/mips/mips.c (mips_dwarf_regno): New array.
6334 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6335 (mips_subword): Remove special handling for accumulator registers.
6336 (override_options): Initiailize mips_dwarf_regno. Remove use
6338 (mips_swap_registers): New function.
6339 (mips_conditional_register_usage): Swap accumulator registers
6340 around if TARGET_LITTLE_ENDIAN.
6341 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6342 * config/mips/constraints.md (h, l): Use the endianness to choose
6343 between MD0_REG and MD1_REG.
6344 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6345 alternative-dependent template.
6347 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6349 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6352 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6354 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6355 predecessor fallthru flags.
6357 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6359 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6360 of compare to the same type.
6361 * cfgloopmanip.c (add_loop): Update information about loop exits.
6362 (loop_version): Remove the innermost loop requirement.
6363 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6364 to sizetype for pointers.
6366 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6368 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6369 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6370 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6372 * config/dfp-bit.c: Empty for TFmode conversions.
6374 2007-07-18 Caroline Tice <ctice@apple.com>
6376 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6377 and handle them correctly; check that src is not NULL before
6379 (find_src_set_src): Likewise.
6381 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6383 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6384 (struct alignment_context, init_alignment_context): New.
6385 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6386 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6387 (XCHAL_HAVE_S32C1I): Likewise.
6388 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6389 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6390 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6391 (ATOMIC, HQI): New macros.
6392 (memory_barrier, *memory_barrier): New.
6393 (sync_lock_releasesi): New.
6394 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6395 (sync_lock_test_and_set<mode>): New.
6396 (sync_<atomic><mode>): New.
6397 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6398 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6399 (xtensa_expand_atomic): New.
6401 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6405 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6406 transformation for builtin ISNORMAL.
6407 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6408 * builtins.def (BUILT_IN_ISNORMAL): New.
6409 * doc/extend.texi: Document isnormal.
6411 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6415 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6416 optabs infrastructure. Provide generic implementation for
6418 (expand_builtin): Handle FINITE/ISFINITE.
6419 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6420 (fold_builtin_1): Likewise.
6422 * builtins.def (BUILT_IN_ISFINITE): New.
6424 * doc/extend.texi: Document isfinite.
6426 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6431 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6432 generic fallback for isinf.
6433 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6434 calculation code ...
6435 * real.c (get_max_float): ... to here.
6436 * real.h (get_max_float): New.
6438 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6442 * builtin-attrs.def (ATTR_TYPEGENERIC,
6443 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6445 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6446 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6447 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6448 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6450 * c-common.c (handle_type_generic_attribute): New.
6451 (c_common_attribute_table): Add "type generic".
6453 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6455 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6457 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6458 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6461 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6464 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6465 checking that the operand is an expression.
6467 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6468 Danny Smith <dannysmith@users.sourceforge.net>
6471 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6472 file mapping object in local namespace if Windows version later
6475 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6477 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6478 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6479 arm_cannot_force_const_mem.
6480 (arm_cannot_force_const_mem): New function.
6481 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6482 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6483 of arm_tls_referenced_p.
6484 * config/arm/arm.md (movsi): Split out-of-section constants when
6485 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6486 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6488 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6490 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6492 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6494 * config/mips/mips.md (*extendqihi2): Convert the destination
6497 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6499 * config/pa/fptr.c: Update license header.
6500 * config/pa/milli64.S: Likewise.
6502 2007-07-17 Nick Clifton <nickc@redhat.com>
6504 * COPYING_v3: New file. Contains version 3 of the GNU General
6506 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6507 Lesser General Public License.
6508 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6509 the GNU General Public License.
6511 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6513 PR rtl-optimization/32773
6514 * cfglayout.c (force_one_exit_fallthru): New function.
6515 (cfg_layout_finalize): Use it.
6517 2007-07-16 Richard Guenther <rguenther@suse.de>
6518 Uros Bizjak <ubizjak@gmail.com>
6520 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6521 before forcing it to gimple operand.
6523 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6524 David Ung <davidu@mips.com>
6526 * config/mips/mips.h (TUNE_24K): Define.
6527 (TUNE_MACC_CHAINS): Add TUNE_24K.
6528 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6530 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6531 (r74k_int_madd): .. this new reservation.
6532 (define_bypass): Fixed bypasses for r74k_int_madd to use
6534 * config/mips/24k.md (define_bypass): Define new
6535 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6537 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6538 Nigel Stephens <nigel@mips.com>
6540 * config/mips/mips.md: Include 20kc.md.
6541 * config/mips/20kc.md: New file.
6542 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6543 (mips_adjust_cost): Tweak for 20Kc.
6544 (mips_issue_rate): Likewise.
6545 * config/mips/mips.h (TUNE_20KC): Define.
6547 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6549 * config/rs6000/rs6000.c (struct processor_cost): Add
6550 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6552 (*_cost): Add cache information.
6553 (rs6000_override_options): Set cache parameters.
6555 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6558 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6559 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6561 2007-07-16 Paul Brook <paul@codesourcery.com>
6564 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6565 (cirrus_thumb2_movsi_insn): Ditto.
6567 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6569 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6572 2007-07-15 Andrew Haley <aph@redhat.com>
6574 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6575 before looking in the context.
6577 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6581 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6582 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6583 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6584 (pa_output_function_prologue): Use rp_saved and
6585 current_function_is_leaf to generate .CALLINFO statement.
6586 (hppa_expand_prologue): Set rp_saved.
6587 (hppa_expand_epilogue): Use rp_saved.
6588 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6589 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6591 2007-07-14 Dirk Mueller <dmueller@suse.de>
6593 * omega.c (coalesce): Fix memory leak on early exit.
6594 * matrix-reorg.c (check_allocation_function): Likewise.
6595 * tree-vect-transform.c (vect_get_new_vect_var): free result
6597 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6598 pass pointer to edge vector
6599 (partition_hot_cold_basic_blocks): Fix memory leak.
6600 * collect2.c (prefix_from_string): Free temporary storage.
6601 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6603 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6605 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6606 (DO_GLOBAL_DTORS_BODY): Likewise.
6608 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6609 Nigel Stephens <nigel@mips.com>
6611 * config/mips/mips.c (mips_classify_symbol): Don't return
6612 SYMBOL_SMALL_DATA for constant pool addresses if
6613 TARGET_EMBEDDED_DATA is true.
6615 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6617 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6618 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6619 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6620 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6621 __builtin_ia32_storehps, __builtin_ia32_storelps,
6622 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6623 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6624 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6625 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6626 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6627 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6628 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6629 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6630 using def_builtin_const.
6632 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6634 PR tree-optimization/32705
6635 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6636 (simplify_binary_expression): Use SSA_VAL consistently.
6638 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6640 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6641 (SPEFSCR_REGNO): Delete definition.
6642 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6643 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6644 * config/rs6000/rs6000.h: Do not define *_REGNO.
6645 LINK_REGISTER_REGNUM -> LR_REGNO.
6646 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6647 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6648 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6649 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6650 R_VRSAVE, R_VSCR. Use them.
6651 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6652 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6653 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6654 * config/rs6000/aix.h: Define R_LR. Use it.
6656 2007-07-13 Caroline Tice <ctice@apple.com>
6658 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6659 flag_var_tracking is explicitly turned off (i.e. when variable
6660 tracking is not feasible); otherwise, turn flag_var_tracking on when
6661 flag_var_tracking_uninit is on.
6662 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6663 note definitions, to allow recording of initialization status in the
6665 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6666 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6667 determine if two note locations are equal.
6668 (output_loc_list): Don't output list entries whose start & end labels
6670 (reg_loc_descriptor): Add parameter for initialization status; pass it
6671 to other loc descriptor functions.
6672 (one_reg_loc_descriptor): Add parameter for initialization status;
6673 check its value and add DW_OP_GNU_uninit to returned loc descr if
6675 (multiple_reg_loc_descriptor): Add parameter for initialization
6677 pass init status argument to other loc descriptor functions; check
6678 value of intialization parameter and add DW_OP_GNU_uninit to returned
6679 loc descr if appropriate.
6680 (based_loc_descr): Add parameter for initialization status; add new
6681 variable for return value; check value of initialization parameter and
6682 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6683 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6684 pass init status argument to other loc descriptor functions; check
6685 value of intialization parameter and add DW_OP_GNU_uninit to returned
6686 loc descr if appropriate.
6687 (mem_loc_descriptor): Likewise.
6688 (concat_loc_descriptor): Likewise.
6689 (concatn_loc_descriptor): Likewise.
6690 (loc_descriptor): Add parameter for initialization status; pass it as
6691 argument to other loc descriptor function calls.
6692 (loc_descriptor_from_tree_1): Add appropriate initialization status
6693 to loc descriptor function calls.
6694 (add_location_or_const_value_attribute): Get initialization status
6695 from VAR_LOCATION note; add initialization status to loc descriptor
6697 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6698 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6699 status is uninitialized, add "[uninint]" to output.
6700 * common.opt (fvar-tracking-uninit): New option, similar to
6701 fvar-tracking, to turn on tracking of uninitialized variables; creates
6702 a new global flag, flag_var_tracking_uninit.
6703 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6704 (enum var_init_status): New type, for var initialization status field.
6705 * var-tracking.c (struct location_chain_def): Two new fields, init,
6706 for initialization status, and set_src for the assignment value expr.
6707 (unshare_variable): New parameter for initialization status;
6708 initialize new init and set_src fields.
6709 (var_reg_set): New parameters for initialization status and value;
6710 pass them to set_variable_part.
6711 (var_mem_set): Likewise.
6712 (get_init_value): New function.
6713 (var_reg_delete_and_set): New initialization status & value
6714 parameters; add call to get_init_value if status is unknown; pass new
6715 parameters to clobber_variable_part and var_reg_set.
6716 (var_mem_delete_and_set): Likewise.
6717 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6718 (var_mem_delete): Likewise.
6719 (variable_union): Pass status to unshare_variable; initialize new init
6720 and set_src fields. If flag_var_tracking_uninit is not set, force
6721 status to initialized.
6722 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6723 used later to get the set_src value.
6724 (find_src_status): New function.
6725 (find_src_set_src): New function.
6726 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6727 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6728 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6729 and var_mem_delete_and_set.
6730 (dump_variable): Print out "[uninit]" if appropriate.
6731 (set_variable_part): Add new initialization and set_src parameters;
6732 pass status to unshare_variable; set node->init and node- >set_src
6733 fields and modify slot in hash table appropriately; save the init and
6734 set_src values if appropriate and assign to the new node.
6735 (clobber_variable_part): New set_src parameter; if two nodes have
6736 same variable and same location but different set_src (assignment)
6737 values, clobber old node.
6738 (delete_variable_part): Pass init status to unshare_variable.
6739 (emit_note_insn_var_location): Add initialized var; assign var's init
6740 status to new 'initialized'; pass new init status field to calls to
6741 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6742 status to initialized.
6743 (emit_notes_in_bb): Pass initialization status to calls to
6744 var_reg_set, var_mem_set, var_reg_delete_and_set and
6745 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6746 var_reg_delete_and_set and var_mem_delete_and_set; call
6747 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6748 make up for change in add_stores.
6749 (vt_add_function_parameters): Add status to calls to
6751 * config/darwin.c (darwin_override_options): Turn on uninitialized
6752 tracking automatically, if var_tracking is on and the system is
6755 2007-07-13 Sa Liu <saliu@de.ibm.com>
6757 * config.gcc: Add options for arch and tune on SPU.
6758 * config/spu/predicates.md: Add constant operands 0 and 1.
6759 * config/spu/spu-builtins.def: Add builtins for double precision
6760 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6761 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6763 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6765 * config/spu/spu-protos.h: Add new function prototypes.
6766 * config/spu/spu.c (spu_override_options): Check options -march and
6768 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6769 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6771 (spu_const_from_int): New. Create a vector constant from 4 ints.
6772 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6773 (spu_emit_vector_compare): New. Emit vector compare.
6774 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6775 * config/spu/spu.h: Add options -march and -mtune. Define processor
6776 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6777 CANONICALIZE_COMPARISON.
6778 * config/spu/spu.md: Add new insns for double precision compare
6779 and double precision vector compare. Add vcond and smax/smin patterns
6780 to enable DFmode vector conditional expression.
6781 * config/spu/spu.opt: Add options -march and -mtune.
6782 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6783 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6784 both CELL and CELLEDP targets: spu_testsv.
6785 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6788 2007-07-13 Richard Guenther <rguenther@suse.de>
6790 PR tree-optimization/32721
6791 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6792 TREE_THIS_VOLATILE on the folded reference.
6793 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6794 if the array reference has TREE_THIS_VOLATILE set.
6796 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6799 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6801 2007-07-13 Andreas Schwab <schwab@suse.de>
6803 * gengtype-lex.l: Allow declarations to be indented.
6805 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6807 * ginclude/tgmath.h: New.
6808 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6809 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6810 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6811 * configure: Regenerate.
6813 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6815 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6816 correct index when setting register save state for xd
6819 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6821 * config/sh/sh.c (mark_use): Remove.
6823 2007-07-12 Paul Brook <paul@codesourcery.com>
6825 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6826 reg does not overlap return value.
6828 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6830 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6831 (set_expression_vuses): Ditto.
6832 (init_pre): Initialize expression_vuses.
6834 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6836 * config/i386/sse.md (storentdf, storentsf): New.
6838 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6840 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6842 * tree.c (build_decl_stat): Move code from here...
6843 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6844 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6845 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6846 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6847 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6850 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6851 Devang Patel <dpatel@apple.com>
6853 PR tree-optimization/25413
6854 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6855 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6856 * tree.h (contains_packed_reference): New.
6857 * expr.c (contains_packed_reference): New.
6858 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6859 (vect_enhance_data_refs_alignment): Call
6860 vector_alignment_reachable_p.
6861 * target.h (vector_alignment_reachable): New builtin.
6862 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6863 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6864 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6866 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6868 * target.h (builtin_vectorization_cost): Add new target builtin.
6869 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6870 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6871 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6872 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6873 uninitialized variables.
6874 * tree-vect-transform.c (cost_for_stmt): New function.
6875 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6876 using cost 1 for all scalar stmts. Be less conservative when
6877 estimating the number of prologue/epulogue iterations. Call
6878 targetm.vectorize.builtin_vectorization_cost. Return
6879 min_profitable_iters-1.
6880 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6881 initialization cost instead of TARG_VEC_STMT_COST. Use
6882 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6883 epilogue code. Fix epilogue cost computation.
6884 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6885 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6886 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6887 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6888 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6889 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6891 2007-07-12 Richard Guenther <rguenther@suse.de>
6893 * gimplify.c (gimplify_conversion): Make sure that the result
6894 from maybe_fold_offset_to_reference is trivially convertible
6895 to the desired type before doing the simplification.
6896 (gimplify_expr): Likewise.
6897 * fold-const.c (fold_binary): Use the correct types for
6898 building the simplified expression.
6900 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6902 PR rtl-optimization/32729
6903 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6904 that fallthru to exit.
6906 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6908 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6909 (symDTPOFF2reg): Likewise.
6911 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6913 PR tree-optimization/32663
6915 * tree.h (VALUE_HANDLE_VUSES): Remove.
6916 (struct tree_value_handle): Remove vuses.
6918 * tree-vn.c (create_value_handle_for_expr): Don't set
6921 * tree-ssa-pre.c (expression_vuses): New.
6922 (alloc_expression_id): Set up expression_vuses.
6923 (get_expression_vuses): New.
6924 (set_expression_vuses): Ditto.
6925 (clear_expression_ids): Modify for expression_vuses.
6926 (phi_translate_1): Ditto.
6927 (phi_translate_set): Ditto.
6928 (value_dies_in_block_x): Ditto
6929 (valid_in_sets): Ditto.
6930 (add_to_sets): Ditto.
6931 (find_existing_value_expr): Ditto.
6932 (create_value_handle_for_expr): Ditto.
6933 (make_values_for_stmt): Ditto.
6934 (vuse_equiv): Remove.
6936 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6938 * Makefile.in (mostlyclean): Remove object files.
6940 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6942 * toplev.c (no_new_pseudos): Deleted.
6943 * rtl.h (no_new_pseudos): Deleted.
6944 * tree-pass.h (pass_no_new_pseudos): Deleted.
6945 * passes.c (pass_no_new_pseudos): Deleted.
6946 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6947 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6948 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6950 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6951 * rtlhooks.c (gen_lowpart_general): Ditto.
6952 * optabs.c (prepare_operand): Ditto.
6953 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6955 * modulo-sched.c (rest_of_handle_sms): Ditto.
6956 * see.c (rest_of_handle_see): Ditto.
6957 * ifcvt.c (if_convert): Ditto.
6958 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6960 * init-regs.c (gate_initialize_regs): Deleted set of
6962 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6963 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6964 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6966 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6969 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6970 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6971 (*vec_extractv2di_1_rex64): New insn pattern.
6973 2007-07-11 David Daney <ddaney@avtrex.com>
6975 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6976 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6977 for SIGNAL_UNWIND_RETURN_COLUMN.
6978 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6979 (DWARF_FRAME_REGNUM): Rewrite.
6980 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6982 2007-07-11 Nick Clifton <nickc@redhat.com>
6984 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6985 delta and use gen_int_mode in place of GET_INT instead.
6987 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6989 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6992 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6994 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6995 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6997 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6998 (USE_CANONICAL_TYPES): New.
6999 * doc/invoke.texi (verify-canonical-types): Remove.
7000 (use-canonical-types): Add.
7002 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7004 * config/spu/spu.c (spu_optimization_options): Remove setting of
7005 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7006 (spu_override_options): Move it here.
7008 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7010 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7011 * config/mips/mips.c (mips_cpu_info_table): Mention
7012 MIPS_ISA_LEVEL_SPEC in the comment.
7014 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7016 PR tree-optimization/32713
7017 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7019 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7022 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7023 conditional to flag_isoc99.
7024 (c_common_init_options): Do it here, unconditionally.
7026 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7028 PR tree-optimization/32589
7029 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7030 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7031 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7032 predicate, extracted from...
7033 (set_rhs): ...here. Call it for the expression on entry.
7034 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7035 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7036 (simplify_binary_expression): Use valid_gimple_expression_p
7037 to validate the simplification.
7038 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7040 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7042 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7043 DWARF2_DEBUG on 32 bit target too.
7044 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7046 2007-07-11 Nick Clifton <nickc@redhat.com>
7048 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7049 version for 64-bit hosts.
7051 2007-07-10 David Daney <ddaney@avtrex.com>
7053 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7055 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7057 * config/mips/mips.c (mips_expand_synci_loop): New function.
7058 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7059 (UNSPEC_RDHWR): Same.
7060 (UNSPEC_SYNCI): Same.
7061 (UNSPEC_SYNC): Same.
7062 (clear_cache): New expand.
7066 (clear_hazard): Same.
7067 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7069 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7070 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7072 2007-07-10 Ian Lance Taylor <iant@google.com>
7074 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7077 2007-07-10 David Daney <ddaney@avtrex.com>
7079 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7080 * builtins.c (expand_builtin___clear_cache): New function.
7081 (expand_builtin): Call expand_builtin___clear_cache for
7082 BUILT_IN_CLEAR_CACHE case.
7083 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7084 * doc/md.texi (clear_cache): Document new instruction pattern.
7085 * testsuite/gcc.dg/builtins-64.c: New test.
7087 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7089 * config/cris/cris.md ("movsi"): Fix typo in last change.
7091 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7094 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7096 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7097 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7098 for FUNCTION_DECLs. Don't use align_functions_log if
7100 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7101 even for FUNCTION_DECLs.
7102 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7104 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7105 (DECL_FUNCTION_CODE): Update for new location and name of
7107 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7108 (struct tree_decl_common): Move 'align' and 'off_align' out
7109 of union, ensure they're still on a 32-bit boundary. Remove
7110 other fields in union 'u1'.
7111 (struct tree_function_decl): Add field 'function_code' replacing
7112 'u1.f' in tree_decl_common.
7113 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7114 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7115 (Variable Attributes): Cross-reference 'aligned' attribute
7116 to Function Attributes.
7117 * flags.h (force_align_functions_log): Delete.
7118 * toplev.c (force_align_functions_log): Delete.
7120 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7123 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7124 (*vec_concatv2di_rex): New insn pattern.
7126 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7129 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7131 2007-07-10 Ian Lance Taylor <iant@google.com>
7133 Replace no_new_pseudos in backends.
7134 * rtl.h (can_create_pseudo_p): Define.
7135 * config/darwin.c (machopic_indirect_data_reference): Use
7136 can_create_pseudo_p () instead of no_new_pseudos.
7137 (machopic_indirect_data_reference): Likewise.
7138 (machopic_legitimize_pic_address): Likewise.
7139 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7140 (alpha_emit_set_const_1): Likewise.
7141 (alpha_emit_set_const): Likewise.
7142 (alpha_emit_conditional_move): Likewise.
7143 (alpha_split_conditional_move): Likewise.
7144 * config/alpha/alpha.md (various splitters): Likewise.
7146 * config/arm/arm.c (legitimize_pic_address): Likewise.
7147 (arm_load_pic_register): Likewise.
7148 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7149 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7150 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7151 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7152 * config/cris/cris.md (movsi): Likewise.
7153 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7154 (symGOTOFF2reg_hilo): Likewise.
7155 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7156 * config/h8300/h8300.md (insv, extzv): Likewise.
7157 * config/i386/i386.c (ix86_expand_move): Likewise.
7158 (ix86_expand_vector_move): Likewise.
7159 (ix86_prepare_fp_compare_args): Likewise.
7160 (ix86_expand_carry_flag_compare): Likewise.
7161 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7162 (tls_dynamic_gnu2_combine_32): Likewise.
7163 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7164 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7165 (ia64_expand_movxf_movrf): Likewise.
7166 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7167 (m32c_split_move): Likewise.
7168 (m32c_expand_insv): Likewise.
7169 * config/m68k/m68k.md (movsi): Likewise.
7170 * config/mips/mips.c (mips_force_temporary): Likewise.
7171 (mips_split_symbol): Likewise.
7172 (mips_move_integer): Likewise.
7173 (mips_legitimize_const_move): Likewise.
7174 * config/mn10300/mn10300.md (movsi): Likewise.
7175 * config/pa/pa.c (emit_move_sequence): Likewise.
7176 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7177 (rs6000_got_register): Likewise.
7178 (create_TOC_reference): Likewise.
7179 (rs6000_machopic_legitimize_pic_address): Likewise.
7180 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7181 (various splitters): Likewise.
7182 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7183 (movsi_got): Likewise.
7184 * config/s390/s390.c (emit_symbolic_move): Likewise.
7185 * config/s390/s390.md (movhi, movqi): Likewise.
7186 (load_multiple, store_multiple): Likewise.
7187 * config/score/score.c (score_force_temporary): Likewise.
7188 * config/sh/sh.c (prepare_move_operands): Likewise.
7189 (prepare_cbranch_operands): Likewise.
7190 (emit_fpu_switch): Likewise.
7191 (fpscr_set_from_mem): Likewise.
7192 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7193 (adddi3, subsi3): Likewise.
7194 (various splitters): Likewise.
7195 (divsi_inv_fp_combine): Likewise.
7196 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7197 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7199 * config/sh/predicates.md (xor_operand): Likewise.
7200 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7201 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7202 (movdi_pic_label_ref): Likewise.
7203 * config/spu/spu.c (spu_split_immediate): Likewise.
7204 * config/alpha/alpha.md (various splitters): Remove test
7205 !no_new_pseudos || reload_completed.
7206 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7208 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7209 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7210 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7211 * config/score/score.c (th_output_mi_thunk): Likewise.
7212 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7213 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7215 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7217 PR rtl-optimization/32664
7218 * mode-switching.c (create_pre_exit): Skip barrier insns.
7220 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7222 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7223 force_gimple_operand_bsi.
7224 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7225 rewrite_use_compare): Ditto.
7226 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7228 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7229 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7230 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7231 * tree-profile.c (prepare_instrumented_value,
7232 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7233 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7234 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7235 tree_gen_ior_profiler): Ditto.
7236 * tree-ssa-reassoc.c (negate_value): Ditto.
7237 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7238 Use force_gimple_operand_bsi.
7239 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7240 * tree-if-conv.c (add_to_dst_predicate_list,
7241 find_phi_replacement_condition): Ditto.
7242 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7243 Call mark_symbols_for_renaming for new statements.
7244 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7246 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7248 * cfghooks.c (remove_edge): New function.
7249 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7251 * cfghooks.h (remove_edge): Declare.
7252 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7253 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7255 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7257 * optabs.h: Added declaration for signbit_optab.
7258 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7259 * genoptinit.c (optabs): Added entry for signbit insns.
7260 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7262 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7263 * config/s390/s390.md (signbit<mode>2): New expander.
7265 2007-07-09 Richard Guenther <rguenther@suse.de>
7268 * fold-const.c (fold_plusminus_mult_expr): Move constant
7269 arguments second to allow decomposing.
7271 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7274 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7276 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7277 Disregard DECL_FROM_INLINE.
7279 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7282 * doc/invoke.texi: Add ftree-reassoc flag.
7283 * common.opt (ftree-reassoc): New flag.
7284 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7285 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7287 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7289 PR tree-optimization/32681
7290 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7291 saved in second_edge->aux when first_bb is a loop header.
7293 2007-07-09 Jan HUbicka <jh@suse.cz>
7295 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7297 2007-07-09 Richard Guenther <rguenther@suse.de>
7299 * c-decl.c (start_function): Do not promote return type.
7301 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7303 * function.c (do_warn_unused_parameter): Do not warn if
7304 TREE_NO_WARNING is set.
7306 2007-07-08 Andreas Schwab <schwab@suse.de>
7308 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7310 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7313 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7315 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7316 apply to assembly language, too.
7317 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7319 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7321 Revert (note the sccvn portions are *not* reverted)
7322 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7324 Fix PR tree-optimization/23488
7326 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7328 * tree-flow-inline.h (get_value_handle): Ditto.
7329 * tree-ssa-pre.c (decl_vh_map): New.
7330 (decl_node_pool): New.
7331 (can_value_number_operation): Support DECL_P.
7332 (can_PRE_operation): Ditto.
7333 (create_expression_by_pieces): Ditto.
7334 (find_existing_value_expr): Modify to differnetiate between
7335 addressing and top level.
7336 (create_value_handle_for_expr): Handle DECL's.
7337 (poolify_tree): Ditto.
7338 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7339 (make_values_for_stmt): Handle DECL's properly.
7340 (init_pre): Reorg to not init useless things during FRE.
7342 * tree-flow.h: Include pointer-set.h.
7343 (decl_vh_map): Declare.
7344 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7346 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7348 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7349 the constraint description.
7350 * doc/md.texi: Update documentation of AVR constraints.
7352 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7354 * auto-inc-dec.c, config/arm/arm.c,
7355 config/m32r/constraints.md, config/mips/mips.md,
7356 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7357 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7358 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7359 typos. Follow spelling conventions.
7360 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7362 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7363 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7365 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7366 realloc_vuse): Remove.
7367 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7370 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7372 Fix PR tree-optimization/23488
7374 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7375 (try_to_simplify): Ditto.
7377 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7379 * tree-flow-inline.h (get_value_handle): Ditto.
7380 * tree-ssa-pre.c (decl_vh_map): New.
7381 (decl_node_pool): New.
7382 (can_value_number_operation): Support DECL_P.
7383 (can_PRE_operation): Ditto.
7384 (create_expression_by_pieces): Ditto.
7385 (find_existing_value_expr): Modify to differnetiate between
7386 addressing and top level.
7387 (create_value_handle_for_expr): Handle DECL's.
7388 (poolify_tree): Ditto.
7389 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7390 (make_values_for_stmt): Handle DECL's properly.
7391 (init_pre): Reorg to not init useless things during FRE.
7393 * tree-flow.h: Include pointer-set.h.
7394 (decl_vh_map): Declare.
7395 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7397 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7399 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7400 apply to assembly language, too.
7401 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7403 2007-07-06 Ian Lance Taylor <iant@google.com>
7404 Zack Weinberg <zackw@panix.com>
7407 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7409 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7411 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7412 (prefetch): Likewise if "pref" would be used.
7414 2007-07-06 Josh Conner <jconner@apple.com>
7418 * calls.c (store_one_arg): Handle arguments which are partially
7419 on the stack when detecting argument overlap.
7421 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7423 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7424 chosen during find_reloads.
7426 2007-07-06 Richard Guenther <rguenther@suse.de>
7428 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7429 TYPE_ARG_TYPES for verification of argument types. Use
7430 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7431 parameters as variable arguments.
7433 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7435 * libgcc2.h (word_type): Type definition removed.
7436 (cmp_return_type, shift_count_type): Type definitions added.
7437 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7438 replaced with shift_count_type.
7439 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7441 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7442 changed from word_type to Wtype.
7443 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7444 replaced with shift_count_type.
7445 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7447 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7448 and libgcc_shift_count attribute added.
7449 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7450 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7451 (TARGET_INITIALIZER): New target hooks added.
7452 * targhooks.c (default_libgcc_cmp_return_mode,
7453 default_libgcc_shift_count_mode): Default implementations for the new
7455 * targhooks.h (default_libgcc_cmp_return_mode,
7456 default_libgcc_shift_count_mode): Function prototypes added.
7457 * target.h (struct gcc_target): Fields for the new target hooks added.
7458 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7460 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7463 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7464 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7466 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7467 s390_libgcc_shift_count_mode): Functions added.
7468 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7469 Target hooks defined.
7471 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7473 * config/mips/mips.c (compute_frame_size): Restore the original
7474 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7475 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7476 Document why the difference is needed.
7478 2007-07-06 Richard Guenther <rguenther@suse.de>
7480 * c-common.c (boolean_increment): Use correctly typed
7483 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7485 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7486 the topmost argument register is not also included in the save mask.
7487 (mips16e_collect_argument_save_p): Take a pointer to the argument
7488 register, rather than a pointer to the number of arguments.
7489 (mips16e_collect_argument_saves): Only include argument saves
7490 that aren't in the register mask.
7492 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7494 PR rtl-optimization/32450
7495 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7496 to ensure that instructions are not moved into the prologue when
7497 profiling is on. Remove unused prologue_end variable.
7498 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7499 as a scheduling barrier.
7501 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7504 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7505 Disregard DECL_FROM_INLINE.
7507 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7509 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7510 IORing with a constant.
7512 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7514 PR rtl-optimization/32475
7515 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7516 for every definition of the stack pointer.
7518 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7520 * arm.c (vfp3_const_double_index): Copy signed results of
7521 REAL_VALUE_TO_INT into unsigned vars.
7523 2007-07-05 Richard Guenther <rguenther@suse.de>
7526 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7528 * tree-ssa.c (useless_type_conversion_p): Check canonical
7531 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7533 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7534 zero_extendhisi2): Change to define_insn_and_split.
7535 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7537 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7539 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7540 pass_match_asm_constraints): New.
7541 * passes.c (init_optimization_passes): Add new pass.
7542 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7543 * function.h (struct function): Add has_asm_statement bit.
7544 (current_function_has_asm_statement): New.
7545 * tree-pass.h (pass_match_asm_constraints): New.
7547 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7549 * config/mips/mips.c (mips_file_start): Avoid declaration
7552 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7554 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7556 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7558 * rtl.def (NOTE): Change print format string to print
7559 operand 5 as a note insn name.
7561 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7562 David Ung <davidu@mips.com>
7564 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7565 * doc/invoke.texi: (MIPS Options): Document them.
7567 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7568 David Ung <davidu@mips.com>
7570 Add support for SmartMIPS ASE.
7572 * optabs.c (expand_binop_directly): New, broken out from...
7573 (expand_binop): Here. Make it try rotating in the other
7574 direction even when the second operand isn't constant.
7575 * config/mips/mips.md (*lwxs): New.
7576 * config/mips/mips.opt (msmartmips): New.
7577 * config/mips/mips.c (mips_lwxs_address_p): New.
7578 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7579 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7580 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7581 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7582 (ISA_HAS_LWXS): New.
7583 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7584 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7585 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7586 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7587 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7588 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7589 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7591 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7593 * tree-vectorizer.c (new_loop_vec_info): Initialize
7594 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7595 * tree-vectorizer.h (_loop_vec_info): Added new filed
7596 min_profitable_iters.
7597 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7598 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7599 * tree-vect-analyze.c (vect_analyze_operations): Set
7600 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7601 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7602 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7603 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7604 and prologue cost to after they are computed.
7605 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7607 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7608 of creating vectors from scalars according to dt.
7609 (vect_model_store_cost): Likewise.
7610 (vectorizable_call): Use dt array instead of scalar dt. Call
7611 vect_model_simple_cost with additional argument dt.
7612 (vectorizable_assignment): Likewise.
7613 (vectorizable_operation): Likewise.
7614 (vectorizable_type_demotion): Likewise.
7615 (vectorizable_type_promotion): Likewise.
7616 (vectorizable_store): Use dt array instead of scalar dt. Call
7617 vect_model_store_cost with additional argument dt.
7618 (vect_do_peeling_for_loop_bound): Don't call
7619 vect_estimate_min_profitable_iters. Instead, lookup
7620 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7621 "may not be profitable".
7623 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7626 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7627 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7628 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7629 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7631 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7633 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7634 addressing modes cheaper.
7636 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7638 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7639 (dw_ranges_struct): Rename block_num to num. Adjust.
7640 (dw_ranges_by_label_struct): New.
7641 (ranges_by_label, ranges_by_label_allocated,
7642 ranges_by_label_in_use): New variables.
7643 (add_ranges_num): Factored most of the code out of...
7644 (add_ranges): ... this one. Rewrite in terms of the former.
7645 (add_ranges_by_labels): New.
7646 (output_ranges): Output by-label ranges.
7647 (dwarf2out_finish): Output range for multiple-section
7648 compile_unit. Output standard DW_AT_low_pc in addition to
7649 unexpected DW_AT_entry_pc.
7651 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7653 PR tree-optimization/32604
7654 PR tree-optimization/32606
7656 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7657 (compute_antic_safe): Removed.
7658 (ANTIC_SAFE_LOADS): Ditto.
7659 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7660 (execute_pre): Don't call compute_antic_safe.
7661 (vuse_equiv): New function.
7662 (make_values_for_stmt): Use it
7663 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7666 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7669 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7671 (avr_attribute_table): Make "naked" attribute apply to function types
7672 rather than to decls.
7673 (avr_handle_fntype_attribute): New function.
7675 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7677 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7680 2007-07-04 David Ung <davidu@mips.com>
7681 Joseph Myers <joseph@codesourcery.com>
7683 * config/mips/mips.md (type): Add logical, signext and move.
7684 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7685 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7686 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7687 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7688 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7689 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7690 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7691 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7692 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7693 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7694 movv2sf_hardfloat_64bit): Use the new types.
7695 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7696 *movdf_softfloat, *movdf_mips16): Use "multi".
7697 (extendqihi2): Replace with a define_expand.
7698 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7699 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7700 * config/mips/74k.md (r74k_int_logical): New reservation and
7702 (r74k_int_arith): Remove "slt".
7703 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7704 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7705 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7706 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7707 reservations for "arith".
7709 2007-07-04 Richard Guenther <rguenther@suse.de>
7711 * tree-ssa.c (useless_type_conversion_p): Add handling for
7712 scalar float and vector types. Only call the types_compatible_p
7713 langhook for aggregate types as last resort. Follow the
7716 2007-07-04 Richard Guenther <rguenther@suse.de>
7718 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7719 the same as NOP_EXPR.
7721 2007-07-04 Nick Clifton <nickc@redhat.com>
7723 * target.h (struct gcc_target): Add target_help field.
7724 * target-def.h (TARGET_HELP): New.
7725 (TARGET_INITIALIZER): Use TARGET_HELP.
7726 * opts.c (command_handle_option): Invoke target_help function, if
7727 defined, when the user has specified --target-help on the command
7729 * doc/invoke.texi: Mention that --target-help might print
7730 additional information.
7731 * doc/tm.texi: Document TARGET_HELP hook.
7733 * arm.c (TARGET_HELP): Override default definition.
7734 (arm_target_help): New - display a wrapped list of cores and
7735 architectures supported.
7737 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7739 * config/v850/v850.c (expand_prologue): Make sure
7740 GEN_INT() argument is sign extended rather than zero extended.
7741 (expand_epilogue): Likewise.
7742 (output_move_double): Delete.
7743 * config/v850/v850-protos.h (output_move_double): Delete.
7744 * config/v850/v850.md (movdi): Delete.
7745 (*movdi_internal): Delete.
7747 (*movdf_internal): Delete.
7749 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7751 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7752 unless compiling RTP PIC.
7754 2007-07-04 Richard Guenther <rguenther@suse.de>
7756 PR tree-optimization/32482
7757 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7758 original ssa name if we didn't find a shift expression.
7759 Fix shift constant for bit zero test.
7761 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7763 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7765 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7767 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7768 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7769 * config/arm/vxworks.h (ASM_SPEC): Delete.
7770 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7772 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7774 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7775 (DDR_REVERSED_P): New.
7776 * tree-data-ref.c (initialize_data_dependence_relation,
7777 build_classic_dist_vector): Set DDR_REVERSED_P.
7779 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7782 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7783 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7784 init_omega_for_ddr_1): Use non conservative number of iterations
7786 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7787 (analyze_siv_subscript): Remove FIXME and reinitialization of
7788 last_conflicts to chrec_dont_know.
7789 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7791 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7793 * tree.c (maybe_canonicalize_argtypes): Improve description.
7795 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7797 * tree.c (maybe_canonicalize_argtypes): New.
7798 (build_function_type): Set canonical type.
7799 (build_method_type_directly): Ditto.
7800 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7803 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7805 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7807 (rewrite_use_nonlinear_expr): Likewise.
7809 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7811 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7813 2007-07-04 Ben Elliston <bje@au.ibm.com>
7815 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7818 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7820 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7821 (Exception Handling): Likewise.
7823 2007-07-03 Jan Hubicka <jh@suse.cz>
7825 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7827 2007-07-03 Eric Christopher <echristo@apple.com>
7829 * doc/cppopts.texi: Add conflicting option note to -dM.
7830 * doc/invoke.texi: Add note about possible conflicts with
7831 -E for -dCHARS and note that -dM will not produce
7832 any results if there is no machine dependent reorg.
7834 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7836 * tree.h (DECL_ALIGN): Back out previous change.
7838 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7840 * configure.ac: Test for .dtprelword support on MIPS.
7841 * configure, config.in: Regenerate.
7842 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7843 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7845 2007-07-03 Julian Brown <julian@codesourcery.com>
7847 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7848 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7849 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7850 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7852 (all_fpus): Add FPUTYPE_VFP3.
7853 (fp_model_for_fpu): Add VFPv3 field.
7854 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7855 (vfp3_const_double_index): New function. Return integer index of
7856 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7858 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7859 and argument represents a valid RTX for a VFPv3 constant.
7860 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7862 (vfp_emit_fstmd): Similar, for fstmd.
7863 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7864 constants, represented as integer indices.
7865 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7866 VFP_REGNO_OK_FOR_DOUBLE macros.
7867 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7868 (arm_file_start): Set float-abi attribute for VFPv3, and output
7869 correct ".fpu" assembler directive.
7870 (arm_dbx_register_numbering): Add FIXME.
7871 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7872 (fputype): Add FPUTYPE_VFP3.
7873 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7874 (CALL_USED_REGISTERS): Likewise.
7875 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7876 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7877 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7878 (D7_VFP_REGNUM): New.
7879 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7880 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7881 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7882 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7883 (REG_ALLOC_ORDER): Adjust for VFPv3.
7884 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7885 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7886 VFP_LO_REGS, VFP_HI_REGS.
7887 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7888 (IS_VFP_CLASS): Define macro.
7889 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7891 (REGISTER_MOVE_COST): Likewise.
7892 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7893 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7894 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7895 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7896 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7897 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7898 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7899 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7900 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7901 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7902 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7903 where appropriate for single-word registers.
7904 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7905 As above. Fix type attributes.
7906 * config/arm/constraints.md (register_contraint "t"): Define.
7907 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7909 (register_constraint "x"): Define.
7910 (constraint "Dv"): Define.
7912 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7914 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7916 2007-07-03 Tom Tromey <tromey@redhat.com>
7918 * c-parser.c (objc_pq_context): Removed.
7919 (objc_need_raw_identifier): Likewise.
7920 (c_parser) <objc_pq_context>: New field.
7921 <objc_need_raw_identifier>: Likewise.
7922 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7923 (c_lex_one_token): Update.
7924 (c_parser_objc_protocol_definition): Update.
7925 (c_parser_objc_method_definition): Update.
7926 (c_parser_objc_methodproto): Update.
7927 (c_parser_declspecs): Update.
7929 2007-07-03 David Ung <davidu@mips.com>
7931 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7933 2007-07-03 David Ung <davidu@mips.com>
7934 Richard Sandiford <richard@codesourcery.com>
7936 * doc/invoke.texi: Document -march=74kf3_2.
7937 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7938 (TUNE_74K): Check for it.
7939 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7940 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7941 * config/mips/mips.md (cpu): Add 74kf3_2.
7942 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7943 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7944 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7945 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7946 74kf3_2 to the CPU list.
7947 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7948 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7949 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7950 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7951 (r74kf3_2_fxfer_from_c1): New insn reservations.
7953 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7954 David Ung <davidu@mips.com>
7956 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7957 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7958 and 74k[fx]. Document aliases for the new options.
7959 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7960 (PROCESSOR_24KF2_1): ...this.
7961 (PROCESSOR_24KX): Rename to...
7962 (PROCESSOR_24KF1_1): ...this.
7963 (PROCESSOR_74KF): Rename to...
7964 (PROCESSOR_74KF2_1): ...this.
7965 (PROCESSOR_74KX): Rename to...
7966 (PROCESSOR_74KF1_1): ...this.
7967 (TUNE_74K): Update PROCESSOR_* names.
7968 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7969 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7970 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7971 (mips_rtx_cost_data): Update processor names in comments.
7972 (mips_issue_rate): Update PROCESSOR_* names.
7973 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7974 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7975 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7976 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7977 Update cpu attribute names.
7978 (r24k_fpu_iss): Rename this reservation to...
7979 (r24kf2_1_fpu_iss): ...this and update all uses.
7980 (r24kx_fpu_iss): Rename this reservation to...
7981 (r24kf1_1_fpu_iss): ...this and update all uses.
7982 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7983 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7984 Update cpu attribute names.
7986 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7988 * config/m32r/constraints.md: New file.
7989 * config/m32r/m32r.c: Include tm-constrs.h.
7990 (small_data_operand): Use satisfies_constraint_* instead of macro.
7991 (addr24_operand, gen_compare): Likewise.
7992 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7993 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7994 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7995 EXTRA_CONSTRAINT): Likewise.
7996 * config/m32r/m32r.md: Include constraints.md.
7997 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7998 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7999 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8000 (two_insn_const_operand, int8_operand, uint16_operand,
8001 reg_or_int16_operand, reg_or_uint16_operand,
8002 reg_or_cmp_int16_operand, cmp_int16_operand,
8003 seth_add3_operand): Likewise.
8005 2007-07-03 Eric Christopher <echristo@gmail.com>
8007 * libgcc2.h: Conditionally declare __bswapsi2 and
8010 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8012 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8015 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8018 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8019 (__gthrw_pragma): Provide default definition.
8021 * gthr-posix.c (__gthrw_pragma): Define.
8023 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8025 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8026 before declaring inequality.
8028 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8030 * combine.c (recog_for_combine): Log the success or failure of
8031 matching new insn patterns against the machine description in
8034 2007-07-03 Revital Eres <eres@il.ibm.com>
8036 * ddg.c (print_sccs): New function.
8037 (check_sccs): New function.
8038 (create_ddg_all_sccs): Use it.
8039 * ddg.h (print_sccs): Declare.
8040 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8042 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8044 * targhooks.h (default_mode_for_suffix): New function declaration.
8045 * targhooks.c (default_mode_for_suffix): New default target hook.
8046 * target.h (struct c): New structure in the targetm struct.
8047 (mode_for_suffix): New target hook as part of struct c.
8048 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8049 default_mode_for_suffix.
8050 (TARGET_C): New define.
8051 * c-lex.c: Include "target.h".
8052 (interpret_float): Use targetm.c.mode_for_suffix to determine
8053 the mode for a given non-standard suffix.
8054 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8056 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8057 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8059 * doc/extend.texi (Floating Types): New node. Document __float80 and
8060 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8062 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8065 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8066 predicate instead of target_operand.
8067 (divsi3_i1_media, divsi3_media_2): Likewise.
8069 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8071 * tree.h (alias_sets_might_conflict_p): Rename into
8072 alias_sets_must_conflict_p.
8073 * alias.c (alias_sets_might_conflict_p): Likewise.
8074 (alias_sets_conflict_p): Use it.
8075 (objects_must_conflict_p): Likewise.
8076 * c-common.c (strict_aliasing_warning): Adjust.
8078 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8080 * rtlhooks.c (gen_lowpart_if_possible): Check for
8081 invalid subreg before calling gen_lowpart_SUBREG.
8083 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8085 * config/darwin9.h: Add copyright notice.
8086 (LINK_COMMAND_SPEC): Add comment.
8087 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8088 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8089 DARWIN_LIBSYSTEM_HAS_UNWIND.
8091 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8094 * omp-low.c (check_combined_parallel): New function.
8095 (lower_omp_parallel): Call it via walk_stmts, set
8096 OMP_PARALLEL_COMBINED if appropriate.
8097 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8098 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8099 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8100 don't consider it as combined parallel.
8102 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8104 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8105 (gcc_tooldir): Likewise.
8106 * configure: Regenerate.
8107 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8108 old configure.ac gcc_tooldir setting.
8109 (prefix_to_exec_prefix): New variable.
8110 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8111 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8113 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8115 Fix PR tree-optimization/32583
8116 Fix PR tree-optimization/32584
8117 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8118 (phi_translate_set): Use phi_translate directly now.
8119 (make_values_for_stmt): Don't value number RHS if we already know
8122 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8123 Jim Wilson <wilson@specifix.com>
8126 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8129 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8130 Richard Sandiford <richard@codesourcery.com>
8131 Nigel Stephens <nigel@mips.com>
8133 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8134 (mips16e_output_save_restore): Declare.
8135 (mips16e_save_restore_pattern_p): Likewise.
8136 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8137 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8138 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8139 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8140 (BITSET_P): New global macro, extracted from...
8141 (mips_for_each_saved_reg): ...here.
8142 (mips16e_save_restore_info): New struct.
8143 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8144 (mips16e_save_restore_regs): New variable.
8145 (mips_split_plus, mips16e_find_first_register): New functions.
8146 (mips16e_mask_registers): New function.
8147 (compute_frame_size): Expand the commentary before the function.
8148 Enforce the MIPS16e save and restore register range restrictions.
8149 Pad the general register save area at the low end.
8150 (mips16e_save_restore_reg, mips16e_build_save_restore)
8151 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8152 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8153 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8155 (mips_expand_prologue, mips_expand_epilogue): Handle
8156 GENERATE_MIPS16E_SAVE_RESTORE.
8157 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8159 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8161 PR tree-optimization/31966
8162 PR tree-optimization/32533
8163 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8164 "basic_block" description as its third argument. Update function
8165 calls to get destination bb from "edge" argument. Save "cond" into
8166 aux field of the edge. Update prototype for changed arguments.
8167 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8169 (find_phi_replacement_condition): Operate on incoming edges, not
8170 on predecessor blocks. If there is a condition saved in the
8171 incoming edge aux field, AND it with incoming bb predicate.
8172 Return source bb of the first edge.
8173 (clean_predicate_lists): Clean aux field of outgoing node edges.
8174 (tree_if_conversion): Do not initialize cond variable. Move
8175 variable declaration into the loop.
8176 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8177 initializations of new_stmt, arg0 and arg1 variables.
8179 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8181 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8182 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8184 2007-07-02 Richard Guenther <rguenther@suse.de>
8186 * tree-ssa.c (useless_type_conversion_p): Document
8187 future intent as defining the middle-end type system.
8188 Re-structure to call langhook last, group by type class,
8189 mark questionable parts.
8191 2007-07-02 Richard Guenther <rguenther@suse.de>
8193 * tree-flow.h (types_compatible_p): Declare.
8194 * tree-ssa.c (types_compatible_p): New function.
8195 * ipa-type-escape.c (discover_unique_type): Use
8196 types_compatible_p instead of lang_hooks.types_compatible_p.
8197 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8198 * tree-vn.c (expressions_equal_p): Likewise.
8199 * tree.c (fields_compatible_p): Likewise.
8200 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8201 (cprop_operand): Use useless_type_conversion_p instead of
8202 lang_hooks.types_compatible_p.
8203 * tree-inline.c (setup_one_parameter): Likewise.
8204 (declare_return_variable): Likewise.
8205 * tree-nrv.c (tree_nrv): Likewise.
8206 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8207 (maybe_fold_offset_to_component_ref): Likewise.
8208 (maybe_fold_offset_to_reference): Likewise.
8209 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8210 (merge_alias_info): Likewise.
8211 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8212 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8213 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8214 * tree-tailcall.c (find_tail_calls): Likewise.
8215 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8216 * gimplify.c (canonicalize_addr_expr): Likewise.
8217 (fold_indirect_ref_rhs): Likewise.
8218 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8219 (cpt_same_type): Likewise.
8220 (check_pointer_types_r): Swap parameters to cpt_same_type
8222 * fold-const.c (fold_convert): Revert fix for PR15988.
8223 * tree-inline.c (setup_one_parameter): Instead fix it here by
8224 using fold_build1 instead of fold_convert and checking for
8225 error_mark_node. Convert only if the conversion is necessary.
8227 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8229 * configure.ac: Check for .gnu_attribute on Power.
8230 * configure: Regenerate.
8231 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8232 attribute for floating-point ABI.
8234 2007-07-02 Ira Rosen <irar@il.ibm.com>
8236 PR tree-optimization/32230
8237 PR tree-optimization/32477
8238 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8239 address is a constant.
8241 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8243 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8244 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8245 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8246 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8247 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8248 64-bit targets. Add support for *-elfoabi*.
8249 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8250 different settings if $(tm_defines) does not select the EABI.
8251 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8252 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8253 (MIPS_ARCH_OPTION_SPEC): Likewise.
8254 (MIPS_ISA_LEVEL_SPEC): Likewise.
8255 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8256 * config/mips/elfoabi.h: New file.
8258 2007-07-02 Richard Guenther <rguenther@suse.de>
8260 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8261 (useless_type_conversion_p): ... this.
8262 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8263 (useless_type_conversion_p): ... this.
8264 * builtins.c (fold_builtin_memory_op): Rename
8265 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8266 * tree-cfg.c (verify_expr): Likewise.
8267 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8268 * tree-ssa-ccp.c (ccp_fold): Likewise.
8269 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8270 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8272 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8273 * tree-ssa-pre.c (eliminate): Likewise.
8274 * tree-ssa.c (delete_tree_ssa): Likewise.
8275 (tree_ssa_useless_type_conversion): Likewise.
8276 * tree.c (build2_stat): Likewise.
8278 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8280 Fix PR tree-optimization/32571
8281 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8284 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8286 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8287 and other expected operations explicitly, change default to
8290 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8292 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8294 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8295 (tls_load_dot_plus_eight): Move the label number into the unspec.
8296 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8298 2007-07-01 Andreas Schwab <schwab@suse.de>
8300 * dwarf2out.c (initial_return_save): Define only if used.
8302 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8304 Unreverting Richard's Revert of:
8306 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8308 * dce.c (deletable_insn_p_1): New function, split out from...
8309 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8310 specially, not those inside PARALLELs. Remove BODY argument
8311 and adjust recursive call accordingly.
8312 (prescan_insns_for_dce): Update call to delete_insn_p.
8314 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8315 Revital Eres <eres@il.ibm.com>
8317 * ddg.c (create_ddg_all_sccs): Fix missed
8318 initialization of scc_nodes.
8320 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8323 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8324 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8326 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8328 * configure.ac: Check for .gnu_attribute on MIPS.
8329 * configure, config.in: Regenerate.
8330 * config/mips/mips.c (mips_file_start): If supported, output
8331 attribute for floating-point ABI.
8333 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8336 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8337 (ffs_cmove): New expander to expand using ctz pattern.
8338 (*ffs_cmove): Remove pattern.
8339 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8340 (ffsdi2): Expand using ctz pattern.
8341 (*ffs_rex64): Remove pattern.
8343 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8345 PR rtl-optimization/32296
8346 * pa.md (return): Delete pattern.
8347 (return_internal): Remove "(const_int 1)" from pattern.
8348 (epilogue): Use return_internal pattern for trivial returns.
8349 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8350 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8352 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8354 * tree-ssa-pre.c (is_exception_related): New function
8355 (can_value_number_operation): Use it.
8357 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8359 Fix PR tree-optimization/32540
8360 Fix PR tree-optimization/31651
8362 * tree-ssa-sccvn.c: New file.
8364 * tree-ssa-sccvn.h: Ditto.
8366 * tree-vn.c: Include tree-ssa-sccvn.h
8367 (val_expr_paid_d): Removed.
8368 (value_table): Ditto.
8369 (vn_compute): Ditto.
8370 (val_expr_pair_hash): Ditto.
8371 (val_expr_pair_expr_eq): Ditto.
8372 (copy_vuses_from_stmt): Ditto.
8375 (shared_vuses_from_stmt): Ditto.
8376 (print_creation_to_file): Moved up.
8377 (sort_vuses): Ditto.
8378 (sort_vuses_heap): Ditto.
8379 (set_value_handle): Make non-static.
8380 (make_value_handle): Ditto.
8381 (vn_add): Rewritten to use sccvn lookups.
8382 (vn_add_with_vuses): Ditto.
8383 (vn_lookup): Ditto (and second argument removed).
8384 (vn_lookup_with_vuses): Ditto.
8385 (vn_lookup_or_add): Ditto (and second argument removed);
8386 (vn_lookup_or_add_with_vuses): Ditto.
8387 (vn_lookup_with_stmt): New.
8388 (vn_lookup_or_add_with_stmt): Ditto.
8389 (create_value_handle_for_expr): Ditto.
8391 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8392 (seen_during_translate): New function.
8393 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8394 (phi_trans_add): Ditto.
8395 (constant_expr_p): FIELD_DECL is always constant.
8396 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8397 Use constant_expr_p.
8398 Avoid infinite recursion on mutually valued expressions.
8399 Change callers of vn_lookup_or_add.
8400 (phi_translate): New function.
8401 (compute_antic_safe): Allow phi nodes.
8402 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8403 (find_or_generate_expression): Rewrite slightly.
8404 (create_expression_by_pieces): Updated for vn_lookup_or_add
8406 Update VN_INFO for new names.
8407 (insert_into_preds_of_block): Update for new names.
8408 (add_to_exp_gen): New function.
8409 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8410 (find_existing_value_expr): Rewrite to changed vn_lookup.
8411 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8412 (try_look_through_load): Removed.
8413 (try_combine_conversion): Ditto.
8414 (get_sccvn_value): New function.
8415 (make_values_for_phi): Ditto.
8416 (make_values_for_stmt): Ditto.
8417 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8419 (init_pre): Update for SCCVN changes.
8421 (execute_pre): Ditto.
8423 * tree-flow.h (make_value_handle): Declare.
8424 (set_value_handle): Ditto.
8425 (sort_vuses_heap): Ditto.
8426 (vn_lookup_or_add_with_stmt): Ditto.
8427 (vn_lookup_with_stmt): Ditto.
8428 (vn_compute): Remove.
8431 (vn_lookup): Update arguments.
8433 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8435 (tree-ssa-sccvn.o): New.
8436 (OBJS-common): Add tree-ssa-sccvn.o
8438 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8441 * c-typeck.c (build_external_ref): Don't mark as used if called
8443 * calls.c (rtx_for_function_call): Likewise.
8445 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8449 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8451 * dce.c (deletable_insn_p_1): New function, split out from...
8452 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8453 specially, not those inside PARALLELs. Remove BODY argument
8454 and adjust recursive call accordingly.
8455 (prescan_insns_for_dce): Update call to delete_insn_p.
8457 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8459 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8460 (try_combine): Move potential calls to undo_all() so they happen
8461 before we commit to using the combined insns.
8463 2006-06-30 Jan Hubicka <jh@suse.cz>
8465 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8468 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8470 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8471 (cgraph_remove_unreachable_nodes): Likewise.
8472 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8473 * ipa-inline.c (update_caller_keys): Cast according to the coding
8475 (cgraph_decide_recursive_inlining): Likewise.
8476 (cgraph_decide_inlining_of_small_function): Likewise.
8477 (try_inline): Likewise.
8478 (cgraph_decide_inlining_incrementally): Likewise.
8479 * ipa-pure-const.c (get_function_state): Likewise.
8480 (scan_function): Likewise.
8481 (analyze_function): Likewise.
8482 (static_execute): Likewise.
8483 * ipa-reference.c (scan_for_static_refs): Likewise.
8484 (merge_callee_local_info): Likewise.
8485 (analyze_function): Use type safe memory macros.
8486 (static_execute): Likewise. Cast according to the coding conventions.
8487 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8489 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8491 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8492 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8495 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8498 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8499 for complex modes (both int and real).
8501 2007-06-29 Jan Hubicka <jh@suse.cz>
8503 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8505 2007-06-29 Jan Hubicka <jh@suse.cz>
8508 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8511 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8514 * config/avr/avr.c: Include dataflow header file.
8515 (expand_prologue): Adjust for prologue insn change.
8516 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8519 2007-06-29 Richard Guenther <rguenther@suse.de>
8522 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8523 during type verification.
8525 2007-06-29 Jan Hubicka <jh@suse.cz>
8527 * recog.c (validate_change_rtx_1): Unshare TO argument.
8529 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8531 PR tree-optimization/24659
8532 * tree-vect-transform.c (vectorizable_call): Handle
8533 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8535 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8536 * config/i386/i386.c (enum ix86_builtins)
8537 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8538 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8540 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8541 const using def_builtin_const.
8542 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8543 input operands in the same modes as the result.
8544 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8546 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8548 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8549 (df_set_dead_notes_for_mw): Likewise.
8551 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8553 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8555 2007-06-28 DJ Delorie <dj@redhat.com>
8557 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8559 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8561 * doc/invoke.texi (C++ Dialect Options): Document
8562 fvisibility-ms-compat.
8563 * c.opt (fvisibility-ms-compat): New.
8565 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8568 * tree-affine.c (aff_combination_add_elt): Handle
8569 pointer addition specially.
8571 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8573 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8574 decl is non-external for AIX ABI.
8576 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8578 * config/rs6000/predicates.md (current_file_function_operand):
8579 Ensure the symbol is non-external for AIX ABI.
8581 2007-06-28 Nick Clifton <nickc@redhat.com>
8583 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8584 (fdce, fdse, fpredictive-commoning): Likewise.
8586 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8589 * gcc.c (process_command): Recognize the new -static-libgfortran
8592 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8595 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8596 Use a call clobbered hard reg instead of a pseudo reg.
8598 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8600 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8602 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8605 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8606 REG_LIBCALL and REG_RETVAL notes.
8607 (divsi3, mulsi3): Likewise.
8608 (mulhisi3): Likewise. Use emit_libcall_block.
8609 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8611 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8613 PR rtl-optimization/32481
8614 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8616 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8618 * dce.c (deletable_insn_p_1): New function, split out from...
8619 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8620 specially, not those inside PARALLELs. Remove BODY argument
8621 and adjust recursive call accordingly.
8622 (prescan_insns_for_dce): Update call to delete_insn_p.
8624 2007-06-27 Richard Guenther <rguenther@suse.de>
8627 * tree.h (fold_convertible_p): Declare.
8628 * fold-const.c (fold_convertible_p): New function.
8629 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8630 instead of lang_hooks.types_compatible_p.
8632 2007-06-26 Jan Hubicka <jh@suse.cz>
8634 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8635 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8636 early use validate_unshare_change.
8637 (reload_combine): Likewise.
8638 * recog.c (change_t): New field unshare.
8639 (validate_change_1): Rename from validate_change; add argument unshare.
8640 (validate_change): Turn into wrapper of validate_change_1; update
8641 prototype for bools.
8642 (validate_unshare_change): New.
8643 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8644 calls of df_insn_rescan.
8645 * recog.h (validate_change): Replace ints by bools.
8646 (validate_unshare_change): Declare.
8648 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8650 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8652 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8654 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8656 2007-06-25 Jan Hubicka <jh@suse.cz>
8658 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8660 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8661 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8662 places other call site specific checks are performed.
8664 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8667 * tree-vect-transform.c (vectorizable_operation): Convert
8668 POINTER_PLUS_EXPR over to PLUS_EXPR.
8670 2007-06-25 Chao-ying Fu <fu@mips.com>
8672 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8673 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8674 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8675 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8677 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8678 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8679 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8680 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8681 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8682 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8683 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8684 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8685 ALL_FIXED_POINT_MODE_P): New define.
8686 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8688 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8690 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8691 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8692 MODE_VECTOR_UACCUM): New mode classes.
8694 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8695 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8696 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8699 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8700 (blank_mode): Initialize ibit and fbit.
8701 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8702 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8704 (new_adjust): Change required_class to required_class_from and
8705 required_class_to for testing within a range.
8706 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8707 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8709 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8710 (make_fixed_point_mode): New.
8711 (_ADD_ADJUST): Change C to C1 and C2.
8712 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8713 use a range for machine classes.
8714 (ADJUST_IBIT, ADJUST_FBIT): New.
8715 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8717 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8718 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8719 Emit adjustment for ibit and fbit.
8720 (emit_mode_ibit, emit_mode_fbit): New.
8721 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8723 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8725 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8726 as the source of the set.
8728 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8730 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8731 FP_REGNO_P): Use IN_RANGE.
8732 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8733 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8734 (DATA_REG_P): Use DATA_REGNO_P.
8735 (FP_REG_P): Use FP_REGNO_P.
8736 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8737 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8738 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8740 2007-06-24 Jan Hubicka <jh@suse.cz>
8743 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8745 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8748 * fold-const.c (fold_binary): Strip nops of operand 0
8749 of BIT_NOT_EXPR before calling operand_equal_p.
8750 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8751 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8753 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8755 * doc/extend.texi: Document that dllimport and dllexport imply
8757 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8758 imported or exported declaration, including type declarations.
8759 * c-common.c (handle_visibility_attribute): Check for conflicts
8760 with dllimport/dllexport.
8761 (c_determine_visibility): Handle dllimport/dllexport as an
8762 explicit visibility atttribute.
8764 2007-06-23 Richard Guenther <rguenther@suse.de>
8766 PR tree-optimization/16876
8768 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8770 * tree-inline.c (initialize_inlined_parameters): Do not call
8771 lang_hooks.tree_inlining.convert_parm_for_inlining.
8772 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8773 reason for mismatched types.
8774 * gimplify.c (gimplify_call_expr): Verify the call expression
8775 arguments match the called function type signature. Otherwise
8776 mark the call expression to be not considered for inlining
8777 using CALL_CANNOT_INLINE_P flag.
8778 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8779 edges call expression.
8780 (cgraph_decide_inlining_of_small_function): Likewise.
8781 (cgraph_decide_inlining): Likewise.
8782 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8784 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8785 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8786 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8788 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8789 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8791 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8792 convert_parm_for_inlining member.
8794 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8797 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8798 Remove optimization for GT.
8800 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8803 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8805 (prescan_insns_for_dce): Add extra parameter.
8807 2007-06-23 Jan Hubicka <jh@suse.cz>
8810 * gimplify.c (mark_addressable): New function.
8811 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8813 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8816 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8818 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8821 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8822 moves between MMX/SSE registers to at least 8 units to prevent
8823 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8825 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8827 * config/i386/i386.c (override_options): Correct x86_sahf
8830 2007-06-21 David Daney <ddaney@avtrex.com>
8833 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8834 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8835 (exception_receiver): Renamed to ...
8836 (nonlocal_goto_receiver): ... this.
8838 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8840 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8841 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8842 partial register accesses.
8844 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8846 * fold-const.c (debug_fold_checksum): Move it under
8847 ENABLE_FOLD_CHECKING.
8849 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8852 * tree.h (debug_fold_checksum): Declared.
8853 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8854 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8855 build_fold_addr_expr_with_type_1.
8856 (fold_addr_expr, debug_fold_checksum): New.
8857 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8858 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8861 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8863 PR tree-optimization/19590
8864 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8865 of scev is a constant.
8867 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8869 * df-problems.c (df_note_bb_compute): Made computation of live
8870 info consistent with df_lr.
8872 2007-06-21 Richard Guenther <rguenther@suse.de>
8874 PR tree-optimization/32453
8875 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8876 for pointer anti-range.
8878 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8880 * config/i386/i386.c (processor_target_table): Increase maximum
8881 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8884 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8885 byte alignment if > 8 byte alignment is preferred.
8886 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8888 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8890 PR tree-optimization/31866
8891 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8892 if ASM_EXPR's input is not a SSA_NAME.
8895 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8896 but decl is a global var, instead return decl.
8897 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8898 even for is_global_var decls, if they are private in some outer
8901 2007-06-21 Richard Guenther <rguenther@suse.de>
8903 PR tree-optimization/32451
8904 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8906 2007-06-21 Christian Bruel <christian.bruel@st.com>
8908 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8909 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8910 (push_regs): Changed saving order or banked registers.
8911 (sh_expand_epilogue): Likewise.
8912 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8913 (FIRST_BANKED_REG): Likewise.
8914 (LAST_BANKED_REG): Likewise.
8915 * config/sh/sh.md (banked) New attribute.
8916 (in_delay_slot): Check banked attribute.
8918 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8920 PR tree-optimization/32075
8921 * tree-data-ref.c (subscript_dependence_tester_1,
8922 analyze_miv_subscript, analyze_overlapping_iterations,
8923 add_distance_for_zero_overlaps, build_classic_dist_vector,
8924 subscript_dependence_tester_1, analyze_overlapping_iterations,
8925 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8926 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8927 to evolution_function_is_affine_multivariate_p.
8929 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8931 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8933 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8936 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8938 * config/m32c/prologue.md (epilogue_exitd_16): New.
8939 (epilogue_reit_16): New.
8940 (epilogue_exitd): Rename to epilogue_exitd_24.
8941 (epilogue_reit): Rename to epilogue_reit_24.
8943 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8944 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8946 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8948 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8949 if dbg_cnt (sched_insn) reaches the limit.
8950 (choose_ready): New parameter INSN_PTR and new return value.
8951 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8952 the new return value from choose_ready.
8953 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8954 (rest_of_handle_global_alloc): New global_alloc_at_func.
8956 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8958 PR tree-optimization/25737
8959 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8960 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8961 * tree-flow.h (struct fieldoff): Add new field alias_set.
8962 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8963 argument addressable_type. Set alias_set of fieldoff.
8964 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8965 (create_overlap_variables_for): Pass alias_set from fieldoff to
8967 * alias.c (get_alias_set): Use alias_set from SFT if set.
8969 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8971 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8972 of a variable as an unsigned HOST_WIDE_INT integer.
8974 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8976 PR rtl-optimization/32405
8977 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8979 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8981 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8984 * builtins.c: Include diagnostic.h.
8985 (expand_builtin_expect): Make gcc_assert more permissive.
8986 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8989 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8993 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8994 if ACCUMULATE_OUTGOING_ARGS.
8996 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8998 * config/m68hc11/m68hc11.c: Include dataflow header file.
8999 (m68hc11_reorg): Port to dataflow.
9001 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9003 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9004 (struct df_problem.free_blocks_on_set_blocks): New field.
9005 (struct dataflow.optional_p): New field.
9006 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9007 (df_live_set_all_dirty): New function.
9008 * df-scan.c (df_scan_alloc): Initialize optional_p.
9009 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9010 * df-core.c (df_set_blocks): Removed use of
9011 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9012 df_problem.free_blocks_on_set_blocks to determine which blocks are
9014 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9015 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9016 uses dataflow.optional_p to determine if problem should be
9018 (rest_of_handle_df_initialize): Only start live problem if
9020 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9021 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9022 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9023 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9024 problem_NOTE): Initialize free_blocks_on_set_blocks.
9025 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9027 (df_live_set_all_dirty, df_note_alloc): New function.
9028 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9030 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9031 * postreload.c (reload_combine): Ditto.
9032 * cse.c (cse_extended_basic_block): Ditto.
9033 * regmove.c (mark_flags_life_zones): Ditto.
9034 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9035 erase_matching_seqs): Ditto.
9036 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9037 * integrate (allocate_initial_values): Ditto.
9038 * combine.c (reg_dead_at_p): Ditto.
9039 * resource.c (mark_target_live_regs): Ditto.
9040 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9041 * config/sh/sh.c (find_r0_life_regions): Ditto.
9042 * global.c (rest_of_handle_global_alloc): Only add back df_live
9044 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9046 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9048 (if_convert): Make sure df_live is there at -O == 1.
9049 (pass_if_after_combine): Cleanup flags.
9050 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9051 is there at -O == 1.
9053 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9055 * config/arm/arm.c (arm_get_frame_offsets): Set
9056 offsets->locals_base to avoid negative stack size.
9057 (thumb1_expand_prologue): Assert on negative stack size.
9059 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9061 PR tree-optimization/32367
9062 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9063 of the chrec has no evolution in that loop.
9064 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9066 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9068 * config/xtensa/xtensa.c: Include "df.h".
9069 (xtensa_builtin_saveregs): Use adjust_address instead of
9071 (xtensa_va_start): Invoke make_tree with sizetype for
9072 expand_builtin_saveregs and then convert the result to a pointer.
9073 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9074 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9075 Subtract argument size from index value as integers and then use
9076 POINTER_PLUS_EXPR to add the result to the array address.
9078 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9081 * config/m32c/m32c.c: Include dataflow header file.
9082 (m32c_emit_prologue): Adjust for prologue insn change.
9083 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9084 once inside a PARALLEL. Assume frame size passed in operand 0
9085 includes space to save the fb register.
9086 (prologue_enter_24): Likewise.
9087 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9089 2007-06-19 David Daney <ddaney@avtrex.com
9092 * config/mips/mips.md (cprestore): Mark $gp as used.
9094 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9097 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9098 (frv_ifcvt_modify_insn): Likewise.
9100 2007-06-19 Richard Guenther <rguenther@suse.de>
9102 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9103 only handle positive offsets that fit in a HOST_WIDE_INT.
9105 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9107 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9108 result of rsqrt insn for zero input argument to avoid NaN.
9110 2007-06-19 Richard Guenther <rguenther@suse.de>
9113 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9115 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9117 PR tree-optimization/32353
9118 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9120 2007-06-19 Nick Clifton <nickc@redhat.com>
9122 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9124 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9127 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9128 * config/i386/i386.c (assign_386_stack_local): Assert that
9129 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9130 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9131 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9132 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9134 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9136 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9138 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9140 PR rtl-optimization/32321
9141 * gcse.c (replace_store_insn): Update the note before
9142 calling emit_insn_after.
9144 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9147 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9149 * df-problems.c (df_note_bb_compute): Fix dumping info.
9151 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9153 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9154 insn with emit_jump_insn.
9156 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9158 PR tree-optimization/32383
9159 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9160 * targhooks.h (default_builtin_reciprocal): Update prototype.
9161 * target.h (struct gcc_target): Update builtin_reciprocal.
9162 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9163 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9164 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9165 when fndecl is in BUILT_IN_MD class.
9166 (execute_convert_to_rsqrt): Ditto.
9168 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9169 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9170 Convert BUILT_IN_SQRTF code only when md_fn is false.
9172 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9174 * bt-load.c (move_btr_def): Fix the order of arguments
9175 to validate_replace_rtx.
9177 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9179 * config/m68k/m68k-devices.def: Add 54450..54455.
9181 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9183 PR rtl-optimization/32366
9184 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9185 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9188 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9191 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9192 this is true, rescan insn being modified.
9193 (sms_schedule): Added rescan parameter.
9194 (rest_of_handle_sms): Moved freeing of dominance info to before
9195 getting out of cfg_layout.
9197 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9199 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9200 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9203 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9204 FL_CF_EMAC from the entry for isac.
9206 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9207 (const_sibcall_operand): New.
9208 (sibcall_operand): Use it.
9209 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9210 (m68k_isas): ISAC does not imply FPU or EMAC.
9211 (override_options): Add ISA_C logic for symbolic jump & call.
9213 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9215 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9216 return mode from the builtin itself.
9217 (sparc_fold_builtin): Fix cast of zero constant.
9219 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9221 * targhooks.c (default_builtin_reciprocal): New default target hook.
9222 * targhooks.h (default_builtin_reciprocal): Add prototype.
9223 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9224 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9225 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9226 default_builtin_reciprocal.
9228 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9231 * hooks.c (hook_tree_tree_bool_null): New hook.
9232 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9233 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9234 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9235 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9236 and convert it to reciprocal a*rfunc(b).
9237 (execute_convert_to_rsqrt): New function.
9238 (gate_convert_to_rsqrt): New function.
9239 (pass_convert_to_rsqrt): New pass definition.
9240 * target.h (struct gcc_target): Add builtin_reciprocal.
9241 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9242 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9243 TARGET_BUILTIN_RECIPROCAL.
9244 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9246 * config/i386/i386.h (TARGET_RECIP): New define.
9247 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9248 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9249 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9250 and not optimizing for size.
9251 (*rcpsf2_sse): New insn pattern.
9252 (*rsqrtsf2_sse): Ditto.
9253 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9254 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9255 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9256 and not optimizing for size.
9257 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9258 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9259 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9260 and not optimizing for size.
9261 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9262 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9263 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9264 and not optimizing for size.
9265 (*sse_rsqrtv4sf2): Do not export.
9267 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9268 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9269 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9270 and not optimizing for size.
9272 * config/i386/i386.opt (mrecip): New option.
9273 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9274 (ix86_emit_swsqrtsf): Ditto.
9275 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9276 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9278 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9279 ix86_expand_unop1_builtin.
9280 (ix86_emit_swdivsf): New function.
9281 (ix86_emit_swsqrtsf): Ditto.
9282 (ix86_builtin_reciprocal): New function.
9283 (TARGET_BUILTIN_RECIPROCAL): Use it.
9284 (ix86_vectorize_builtin_conversion): Rename from
9285 ix86_builtin_conversion.
9286 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9287 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9288 "i386 and x86_64 Options" section.
9289 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9291 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9292 Zdenek Dvorak <dvorakz@suse.cz>
9293 Richard Guenther <rguenther@suse.de>
9294 Kaz Kojima <kkojima@gcc.gnu.org>
9296 * tree-vrp.c (compare_values_warnv): Convert val2 to
9298 (extract_range_from_assert): Create
9299 POINTER_PLUS_EXPR for pointer types.
9300 (extract_range_from_binary_expr): Handle
9301 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9303 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9304 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9305 POINTER_PLUS_EXPR as PLUS_EXPR.
9306 (number_of_iterations_lt_to_ne):
9307 For pointer types, use sizetype when
9308 creating MINUS_EXPR/PLUS_EXPRs.
9309 (assert_loop_rolls_lt): For pointer types, use sizetype when
9310 creating MINUS_EXPR/PLUS_EXPRs.
9311 (number_of_iterations_le): Likewise.
9312 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9313 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9314 like PLUS_EXPR and MINUS_EXPR.
9315 * tree-pretty-print.c (dump_generic_node): Handle
9317 (op_prio): Likewise.
9318 (op_symbol_1): Likewise.
9319 * optabs.c (optab_for_tree_code): Likewise.
9320 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9322 * tree-tailcall.c (process_assignment): Mention
9323 POINTER_PLUS_EXPR in a TODO comment.
9324 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9325 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9326 not used with a pointer and an integer type.
9327 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9328 increment using chrec_convert_rhs instead of chrec_convert.
9329 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9330 PLUS_EXPR except for the right hand side's type will be
9332 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9333 (fold_used_pointer_cast): Kill.
9334 (pointer_offset_p): Kill.
9335 (fold_used_pointer): Kill.
9336 (pointer_used_p): Kill.
9337 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9338 call fold_used_pointer.
9339 (instantiate_parameters_1): Convert the increment
9340 using chrec_convert_rhs instead of chrec_convert.
9341 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9342 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9343 instead of PLUS_EXPR.
9344 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9345 PLUS_EXPR for pointers.
9346 (std_gimplify_va_arg_expr): Likewise.
9347 (fold_builtin_memory_op): Likewise.
9348 (fold_builtin_strstr): Likewise.
9349 (fold_builtin_strchr): Likewise.
9350 (fold_builtin_strrchr): Likewise.
9351 (fold_builtin_strpbrk): Likewise.
9352 (expand_builtin_memory_chk): Likewise.
9353 (fold_builtin_memory_chk): Likewise.
9354 (std_expand_builtin_va_start): Use
9355 sizetype for the call to make_tree and then convert
9356 to the pointer type.
9357 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9358 instead of PLUS_EXPR for adding to a pointer.
9359 (std_gimplify_va_arg_expr): Use fold_build2 for
9360 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9361 the operands to sizetype first and then cast the BIT_AND_EXPR
9362 back to the pointer type.
9363 * fold-const.c (build_range_check): Handle pointer types
9365 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9366 of PLUS_EXPR's. Make sure the offset is converted to
9368 (try_move_mult_to_index): Strip the NOPs from the offset.
9369 Remove code argument and replace all uses with PLUS_EXPR.
9370 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9371 specially. Don't use a pointer type for MINUS_EXPR.
9372 (fold_unary): Handle for (T1)(X op Y),
9373 only p+ as that is the only as that can be handled for
9374 binary operators now.
9375 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9377 <case PLUS_EXPR>: Add folding of PTR+INT into
9379 Don't call try_move_mult_to_index.
9380 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9381 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9382 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9383 Don't call try_move_mult_to_index.
9384 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9385 (tree_expr_nonzero_p): Likewise.
9386 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9387 of PLUS_EXPR for the complex expression folding.
9388 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9389 first chrec is a pointer type, then the second should
9390 be sizetype and not the first's type.
9391 For POINTER_PLUS_EXPR, use a different right hand side type.
9392 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9393 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9394 different right hand side type.
9395 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9396 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9397 instead of PLUS_EXPR.
9398 When either operand is zero, convert the other operand.
9399 (chrec_apply): Use chrec_convert_rhs
9400 on the argument x instead of chrec_convert.
9401 (reset_evolution_in_loop): For pointer types, the new_evol
9403 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9404 different right hand side type.
9405 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9406 (chrec_convert_rhs): New function.
9407 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9408 different right hand side type.
9409 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9410 * tree-chrec.h (chrec_convert_rhs): New prototype.
9411 (build_polynomial_chrec): For pointer types, the right hand
9412 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9413 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9414 Remove subtraction case as it is always addition now.
9415 Make sure the offset is converted to sizetype.
9416 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9417 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9418 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9419 PLUS_EXPR in pointer type.
9420 Handle POINTER_PLUS_EXPR.
9421 (tree_to_aff_combination): Likewise.
9422 (force_expr_to_var_cost): Likewise.
9423 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9424 instead of PLUS_EXPR for pointers.
9425 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9426 instead of PLUS_EXPR of pointer types.
9427 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9429 (check_va_list_escapes): Likewise.
9430 (check_all_va_list_escapes): Likewise.
9431 * dwarf2out.c (loc_descriptor_from_tree_1):
9432 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9433 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9434 (string_constant): Likewise.
9435 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9436 the offset to the base, use POINTER_PLUS_EXPR.
9437 (add_to_parts): Convert the index to sizetype.
9438 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9439 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9440 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9441 Offset only holds something for PLUS_EXPR.
9442 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9444 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9446 (analyze_accesses_for_modify_stmt): Likewise.
9447 Remove comment about the type being integral type as it is
9449 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9451 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9453 Correct the type which the artimentic is done in (is now
9456 * tree-data-ref.c (split_constant_offset): Handle
9458 * tree-affine.c (tree_to_aff_combination): Likewise.
9459 * c-typeck.c (build_unary_op): For pointers create the increment
9460 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9462 * gimplify.c (gimplify_self_mod_expr): Create a
9463 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9464 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9465 * tree.def (POINTER_PLUS_EXPR): New tree code.
9466 * tree-predcom.c (ref_at_iteration): If we have a pointer
9467 type do the multiplication in sizetype.
9468 * tree-mudflap.c (mf_xform_derefs_1): Create a
9469 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9470 * tree-ssa-forwprop.c
9471 (forward_propagate_addr_into_variable_array_index):
9472 Don't expect there to be a cast for the index as that
9473 does not exist anymore.
9474 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9475 instead of PLUS_EXPR.
9476 Don't check for the first operand of the POINTER_PLUS_EXPR
9477 was the index as it cannot be.
9478 Call forward_propagate_addr_into_variable_array_index with
9479 the SSA_NAME instead of the statement.
9480 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9481 (compare_constant): Likewise.
9482 (copy_constant): Likewise.
9483 (compute_reloc_for_constant): Likewise.
9484 (output_addressed_constants): Likewise.
9485 (initializer_constant_valid_p): Likewise.
9486 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9487 Convert the MIN/MAX of the inner type to the outer
9488 type before comparing them.
9489 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9490 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9491 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9492 of PLUS_EXPR for pointers.
9493 * tree-inline.c (estimate_num_insns_1): Handle
9495 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9496 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9497 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9498 instead of PLUS_EXPR for the pointer increment statement.
9499 (vect_update_ivs_after_vectorizer): For pointer types, create
9500 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9501 MULT_EXPR in sizetype.
9502 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9504 * tree-object-size.c (plus_expr_object_size): Handle
9505 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9506 code which is trying to figure out which side is a pointer and
9508 (check_for_plus_in_loops_1): Likewise.
9509 (check_for_plus_in_loops): Likewise.
9510 * c-common.c (pointer_int_sum): Create a
9511 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9512 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9513 only POINTER_PLUS_EXPR. Removing all the extra
9514 code which is trying to figure out which side is a pointer and
9516 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9517 PLUS_EXPR and MINUS_EXPR.
9518 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9520 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9521 with make_tree, instead of a pointer type.
9522 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9523 for pointers instead of PLUS_EXPR.
9524 (s390_gimplify_va_arg): Likewise.
9525 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9526 instead of PLUS_EXPR when doing addition on pointer
9527 types. Use sizetype for the second operand.
9528 (spu_gimplify_va_arg_expr): Likewise.
9529 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9530 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9531 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9532 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9533 for the pointer addition and also use size_int/sizetype
9535 (ix86_gimplify_va_arg): Likewise.
9536 Perform BIT_AND_EXPR on sizetype arguments.
9537 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9538 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9539 for the pointer additions and also use size_int for the offsets.
9540 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9541 additions and also use size_int for the offsets. Perform
9542 BIT_AND_EXPR on sizetype arguments.
9543 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9544 POINTER_PLUS_EXPR for pointers and create the
9545 BIT_AND_EXPR in sizetype.
9546 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9547 instead of PLUS_EXPR for pointer addition.
9548 (rs6000_va_start): Likewise.
9549 Also use sizetype for the offset.
9550 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9551 as PLUS_EXPR/MINUS_EXPR.
9552 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9553 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9554 Don't use BIT_AND_EXPR on a pointer type, convert the
9555 expression to sizetype first.
9556 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9558 (mips_gimplify_va_arg_expr): Likewise.
9559 Don't create BIT_AND_EXPR in a pointer type.
9561 2007-06-15 Eric Christopher <echristo@apple.com>
9563 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9564 (x86_64-*-darwin*): Ditto.
9565 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9568 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9570 * doc/extend.texi: Document behavior of __attribute__((aligned))
9573 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9575 * rtlanal.c (note_stores): Improve documentation.
9577 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9579 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9580 LOCAL_LABEL_PREFIX): Delete.
9581 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9582 (bfin_internal_label): Delete.
9584 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9586 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9587 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9588 otherwise define to LIBGCC2_TF_CEXT.
9589 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9590 (LIBGCC_TF_CEXT): Ditto.
9593 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9595 PR rtl-optimization/32339
9596 * df-scan.c (df_uses_record): Don't modify flags but just add to
9597 it for df_ref_record.
9599 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9601 * tree-mudflap.c: Fix whitespace issues.
9603 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9605 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9607 2007-06-14 Eric Christopher <echristo@apple.com>
9609 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9610 (movv4sf): Use gcc_unreachable instead of abort.
9612 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9615 * config/i386/sfp-machine.h (CMPtype): New define.
9616 (mach stubs): Use CMPtype instead of int as a return type.
9618 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9620 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9621 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9622 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9623 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9624 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9625 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9626 config/soft-fp/soft-fp.h: Update from glibc CVS.
9628 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9630 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9632 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9635 * config/v850/v850.c: Include dataflow header file.
9636 (substitute_ep_register): Fix typo.
9638 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9640 * configure.ac: Fix earlier checkin.
9641 * configure: Regenerated.
9643 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9645 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9646 * aclocal.m4: Regenerate.
9647 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9648 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9649 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9650 * configure: Regenerate.
9651 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9653 * Makefile.in (quickstrap): Build libgcc too.
9655 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9657 * configure.ac: Add --enable-checking=df. Explicitly mention that
9658 the variables are initialized as for "release".
9659 * df-core.c: Use it.
9660 * configure: Regenerate.
9661 * config.in: Regenerate.
9663 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9665 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9666 validate_replace_rtx instead of replace_rtx.
9667 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9669 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9671 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9672 (DWARF2_UNWIND_INFO): Override default if configured with
9674 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9675 (ENDFILE_SPEC): Add crtend.o.
9676 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9677 (ENDFILE_SPEC): Add crtend.o.
9678 (TARGET_USE_JCR_SECTION): Define.
9679 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9681 * config/i386/cygming-crtbegin.c: New file.
9682 * config/i386/cygming-crtend.c: New file.
9684 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9686 * config/i386/w32-unwind.h: New file.
9688 2007-06-13 Eric Christopher <echristo@apple.com>
9690 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9691 the user set a value below STACK_BOUNDARY.
9693 2007-06-13 Thiemo Seufer <ths@networkno.de>
9695 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9696 imply -lpthread for -pthread.
9698 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9700 * basic-block.h: Remove the prototype for
9701 free_basic_block_vars.
9702 * cfglayout.h: Remove the prototype for
9703 insn_locators_initialize.
9704 * tree.h: Remove the prototype for emit_line_note.
9706 * tree-ssa-pre.c (mergephitemp): Remove.
9707 (init_pre): Don't use mergephitemp.
9709 2007-06-13 Eric Christopher <echristo@apple.com>
9711 * config/i386/i386.c (override_options): If we've specified
9712 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9714 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9716 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9719 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9721 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9722 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9723 (eh_store_handler): New pattern.
9724 (eh_return): Emit it instead of a plain move.
9726 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9728 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9729 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9730 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9733 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9735 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9736 (find_next_insn_start, find_load): New functions.
9737 (bfin_reorg): Use them to deal with the fact that parallel insns are
9738 no longer represented as a SEQUENCE.
9740 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9742 * config/sparc/sparc.c (sparc_override_options): Initialize
9745 2007-06-13 Dave Korn <dave.korn@artimi.com>
9747 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9750 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9752 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9753 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9754 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9755 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9756 tree-vect-transform.c: Fix comment typos. Follow spelling
9759 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9761 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9762 to the exit block use set.
9763 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9764 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9765 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9767 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9769 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9770 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9771 to indicate an error.
9772 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9774 (dbg_cnt_process_opt): Print an error on a bad argument.
9775 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9776 * common.opt (-fdbg-cnt-list): New.
9777 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9779 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9781 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9782 flag on ref-all pointers.
9784 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9787 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9788 for the offset with the modifier as EXPAND_INITIALIZER
9789 if the modifier is EXPAND_INITIALIZER.
9790 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9791 a register if we had an overflow.
9793 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9795 * real.c (real_isfinite): New.
9796 (real_sqrt): Use it.
9797 * real.h (real_isfinite): New.
9798 * builtins.c: Use it.
9800 2007-06-12 Ian Lance Taylor <iant@google.com>
9801 Daniel Berlin <dberlin@dberlin.org>
9804 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9805 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9806 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9807 (DECL_NO_TBAA_P): Define.
9808 (struct tree_decl_common): Add no_tbaa_flag field.
9809 * tree-ssa-structalias.c (struct variable_info): Add
9810 no_tbaa_pruning field.
9811 (new_var_info): Initialize no_tbaa_pruning field.
9812 (unify_nodes): Copy no_tbaa_pruning field.
9813 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9814 (dump_solution_for_var): Print no_tbaa_pruning flag.
9815 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9817 (compute_tbaa_pruning): New static function.
9818 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9819 Call compute_tbaa_pruning.
9820 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9821 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9822 * gimple-low.c (lower_stmt): Likewise.
9823 * tree-gimple.c (is_gimple_stmt): Likewise.
9824 * tree-ssa-operands.c (get_expr_operands): Likewise.
9825 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9826 * tree-inline.c (estimate_num_insns_1): Likewise.
9827 (copy_result_decl_to_var): Likewise.
9828 * expr.c (expand_expr_real_1): Likewise.
9829 * tree-pretty-print.c (dump_generic_node): Likewise.
9830 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9831 * omp-low.c (omp_copy_decl_2): Likewise.
9832 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9833 * doc/c-tree.texi (Expression trees): Document
9834 CHANGE_DYNAMIC_TYPE_EXPR.
9836 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9838 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9839 with !HONOR_NANS and !HONOR_INFINITIES.
9840 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9842 2007-06-12 Tristan Gingold <gingold@adacore.com>
9844 * gcov.c: Comments updated.
9845 (source_info): Add file_time field.
9846 (source_index): New variable.
9847 (mutiple_files): New variable.
9848 (generate_results): New function extracted from process_file.
9849 (process_file): Save and restore chain of functions, generate
9850 results and free structures only if not merging results.
9851 (release_structures): File names are now freed in create_file_names
9852 (create_file_names): Free previous file names.
9853 (find_source): File date is now read here and modifications in
9854 source files is checked here.
9855 (read_graph_file): Only reverse order of functions for the current
9857 (make_gcov_file_name): Do not generate long names if input_name is
9859 (output_lines): If merging results do not display graph, data and
9861 Checking source file modification is done in find_source.
9863 * doc/gcov.texi: Append an s to sourcefile.
9865 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9867 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9868 (forced_nop): New pattern.
9869 * config/bfin/bfin.c: Include "df.h".
9870 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9871 (bfin_discover_loop): Use df_get_live_in instead of
9872 global_live_at_start.
9873 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9874 df_analyze when done.
9875 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9876 the insns. Use QImode for the final insn in a bundle. Call
9877 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9879 (reorder_var_tracking_notes): New function.
9880 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9881 update_life_info. Call df_analyze after scheduling and bundle
9882 generation. Call reorder_var_tracking_notes if generating these
9883 notes. Call df_finish_pass at the end.
9885 2007-06-12 Dirk Mueller <dmueller@suse.de>
9887 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9888 a comparison, not an assignment.
9890 2007-06-12 Olivier Hainque <hainque@adacore.com>
9892 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9893 Request walking the subtrees only, leaving the current is_lhs/val_only
9895 (convert_non_local_reference): Likewise.
9897 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9899 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9901 2007-06-12 Richard Guenther <rguenther@suse.de>
9903 PR tree-optimization/15353
9904 PR tree-optimization/31657
9905 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9906 * timevar.def: Add TV_TREE_IFCOMBINE.
9907 * tree-pass.h (pass_tree_ifcombine): Declare.
9908 * tree-ssa-ifcombine.c: New file.
9909 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9910 * tree-flow.h (blocks_in_phiopt_order): Declare.
9911 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9912 (tree-ssa-ifcombine.o): New dependencies.
9914 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9916 PR rtl-optimization/32293
9917 * combine.c (simplify_if_then_else): Truncate return from
9918 nonzero_bits() to correct mode.
9920 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9922 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9923 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9925 2007-06-11 Diego Novillo <dnovillo@google.com>
9927 * Makefile.in (reload1.o-warn): Remove.
9929 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9931 * combine.c (subst): Use reg_overlap_mentioned_p
9932 instead of comparing register numbers directly.
9934 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9936 * reload1.c (mark_home_live_1): Use the mode parameter.
9938 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9940 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9941 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9945 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9947 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9949 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9951 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9952 from integer registers.
9953 (FP mode splitters): Handle TFmode.
9955 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9957 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9958 for ref-all pointers that point-to anything.
9960 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9962 * config/arm/arm.c (arm_output_dwarf_dtprel,
9963 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9965 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9967 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9968 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9971 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9973 * tree.c (signed_or_unsigned_type_for): New.
9974 (unsigned_type_for): Use signed_or_unsigned_type_for.
9975 (signed_type_for): Use signed_or_unsigned_type_for.
9976 * tree.h (signed_or_unsigned_type_for): New.
9977 (get_signed_or_unsigned_type): Remove.
9978 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9979 lang_hooks.types.signed_type
9980 (size_diffop): Likewise.
9981 (all_ones_mask_p): Likewise.
9982 (build_range_check): Likewise.
9983 (fold_cond_expr_with_comparison): Likewise.
9984 (fold_cond_expr_with_comparison): Likewise.
9985 (unextend): Likewise.
9986 (extract_muldiv_1): Likewise.
9987 (fold_single_bit_test_into_sign_test): Likewise.
9988 (fold_binary): Likewise.
9989 (fold_ternary): Likewise.
9990 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9991 instead of get_signed_or_unsigned_type.
9992 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9993 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9994 * expr.c (signed_or_unsigned_type_for): Use
9995 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9996 * langhooks.c (get_signed_or_unsigned_type): Remove.
9997 (lhd_signed_or_unsigned_type): Remove.
9998 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9999 signed_or_unsigned_type.
10000 (lhd_signed_or_unsigned_type): Remove.
10001 * expmed.c (make_tree): Use signed_type_for instead of
10002 lang_hooks.types.signed_type.
10003 * c-common.c (same_scalar_type_ignoring_signedness): Use
10004 c_common_signed_type instead of lang_hooks.types.signed_type.
10005 (c_common_unsigned_type): New.
10006 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10007 (shorten_compare): Use c_common_unsigned_type instead of
10008 c_common_signed_or_unsigned_type.
10009 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10011 * convert.c (convert_to_integer): Use signed_type_for instead of
10012 lang_hooks.types.signed_type.
10013 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10014 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10015 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10016 * c-format.c (check_format_types): Use c_common_unsigned_type
10017 instead of unsigned_type_for.
10018 * c-decl.c (groakdeclarator): Likewise.
10019 * c-typeck.c (convert_for_assignment): Likewise.
10020 * c-common.h (c_common_unsigned_type): New.
10022 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10025 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10026 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10028 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10030 PR middle-end/32279
10031 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10032 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10034 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10035 Sebastian Pop <sebpop@gmail.com>
10037 * lambda-code.c (remove_iv): New.
10038 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10040 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10042 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10043 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10044 * tree-ssa-loop-prefetch.c: Include optabs.h.
10045 (FENCE_FOLLOWING_MOVNT): New macro.
10046 (struct mem_ref): Add independent_p and storent_p fields.
10047 (record_ref): Initalize the new fields.
10048 (gather_memory_references_ref): Return true if the reference
10050 (gather_memory_references): Check whether all memory accesses
10051 in loop were recorded.
10052 (should_issue_prefetch_p): Return false for nontemporal stores.
10053 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10054 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10055 (determine_loop_nest_reuse): Detect independent memory references.
10056 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10057 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10058 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10059 * config/i386/i386.h (x86_mfence): Declare.
10060 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10061 * config/i386/i386.c (x86_mfence): New variable.
10062 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10064 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10065 * optabs.c (init_optabs): Initialize storent_optab.
10066 * optabs.h (enum optab_index): Add OTI_storent.
10067 (storent_optab): Declare.
10068 * genopinit.c (optabs): Add initialization for storent_optab.
10069 * tree.h (MOVE_NONTEMPORAL): New macro.
10070 * expr.c (expand_assignment, store_expr, store_constructor_field,
10071 store_constructor, store_field, expand_expr_real_1): Propagate
10072 nontemporality of the expanded store.
10073 (emit_storent_insn): New function.
10074 * expr.h (expand_assignment, store_expr): Declaration changed.
10075 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10076 to expand_assignment.
10077 * stmt.c (expand_asm_expr): Ditto.
10078 * calls.c (initialize_argument_information): Pass false as
10079 nontemporality to store_expr.
10080 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10083 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10085 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10087 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10089 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10091 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10092 and allow DECL_P here.
10094 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10096 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10097 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10098 track of the size of the expression.
10099 * cfghooks.c (merge_blocks): Remove block from loops structure only
10100 after call of the merge_blocks hook.
10102 2007-06-09 Tom Tromey <tromey@redhat.com>
10104 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10105 (deprecated_state): Removed.
10106 (start_decl): Update.
10107 (enum deprecated_states): Moved earlier.
10108 (groktypename): Update.
10109 (push_parm_decl): Likewise.
10110 (grokfield): Likewise.
10111 (start_function): Likewise.
10113 2007-06-09 Ian Lance Taylor <iant@google.com>
10115 PR tree-optimization/32169
10116 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10117 CONVERT_EXPR, check whether min and max both converted to an
10118 overflow infinity representation.
10120 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10122 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10123 not inserted on the edge.
10125 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10127 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10128 instructions if they are supported.
10129 (__divsi3, __umodsi3, __modsi3): Likewise.
10130 (__ashldi3, __ashrdi3, __lshrdi3): New.
10131 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10133 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10134 Tony Linthicum <tony.linthicum@amd.com>
10136 * doc/invoke.texi: Add fvect-cost-model flag.
10137 * common.opt (fvect-cost-model): New flag.
10138 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10139 cost fields in stmt_vec_info struct for STMT.
10140 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10141 fields in stmt_vec_info struct and access functions for the same.
10142 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10143 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10144 load, store and vector to scalar operation.
10145 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10146 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10147 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10148 (TARG_VEC_STORE_COST): Define cost of vector store.
10149 (vect_estimate_min_profitable_iters): Define new function.
10150 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10151 check to evaluate if loop iterations are less than minimum profitable
10152 iterations determined by cost model or minimum vect loop bound defined
10153 by user, whichever is more conservative.
10154 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10155 run-time check to evaluate if loop iterations are less than minimum
10156 profitable iterations determined by cost model or minimum vect loop
10157 bound defined by user, whichever is more conservative.
10158 (vect_estimate_min_profitable_iterations): New function to estimate
10159 mimimimum iterartions required for vector version of loop to be
10160 profitable over scalar version.
10161 (vect_model_reduction_cost): New function.
10162 (vect_model_induction_cost): New function.
10163 (vect_model_simple_cost): New function.
10164 (vect_cost_strided_group_size): New function.
10165 (vect_model_store_cost): New function.
10166 (vect_model_load_cost): New function.
10167 (vectorizable_reduction): Call vect_model_reduction_cost during
10169 (vectorizable_induction): Call vect_model_induction_cost during
10171 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10172 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10173 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10174 vectorizable_promotion, vectorizable_demotion): Call
10175 vect_model_simple_cost during analysis phase.
10177 2007-06-08 Simon Baldwin <simonb@google.com>
10179 * reg-stack.c (get_true_reg): Readability change. Moved default case
10180 label into direct switch statement scope.
10182 2007-06-08 Simon Baldwin <simonb@google.com>
10184 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10185 in gcc_assert() with '==' comparison.
10187 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10189 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10190 TARGET_ABM handling of x86_popcnt variable.
10192 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10194 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10195 __builtin_copysignq and __builtin_infq built-in functions.
10197 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10199 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10200 SSE4.2 section. Correct built-in function names in SSE4A section.
10202 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10204 PR tree-optimization/32243
10205 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10206 for ncopies after ratio check between nunits_out and nunits_in.
10207 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10209 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10211 PR tree-optimization/32224
10212 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10213 vectorization upon a non GIMPLE_MODIFY_STMT.
10215 2007-06-08 Christian Bruel <christian.bruel@st.com>
10218 * config/sh/sh.md (doloop_end): New pattern and splitter.
10219 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10221 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10223 PR middle-end/32209
10224 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10226 (verify_dominators): Do not change dominance tree.
10228 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10230 * config/sh/constraints.md: New file.
10231 * config/sh/sh.c: Include tm-constrs.h.
10232 (reg_class_from_letter): Remove.
10233 (prepare_cbranch_operands): Use satisfies_constraint_*
10234 function instead of macro.
10235 (andcosts, broken_move, sh_secondary_reload): Likewise.
10236 * config/sh/predicates.md (trapping_target_operand): Likewise.
10237 (and_operand, arith_operand, arith_reg_or_0_operand,
10238 cmp_operand, logical_operand, target_operand,
10239 ua_address_operand, ua_offset, xor_operand): Likewise.
10240 * config/sh/sh.md: Include constraints.md.
10241 (*movsicc_t_false): Use satisfies_constraint_* function
10243 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10244 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10245 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10246 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10247 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10248 (REG_CLASS_FROM_CONSTRAINT): Remove.
10249 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10250 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10251 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10252 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10253 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10254 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10255 function instead of macro.
10256 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10257 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10258 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10259 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10260 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10261 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10262 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10263 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10264 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10265 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10266 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10267 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10268 EXTRA_CONSTRAINT_STR): Likewise.
10269 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10271 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10273 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10275 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10278 * c-common.h (flag_cpp0x): Replaced by...
10279 (cxx_dialect): ... this new variable specifying the C++ dialect that
10281 * c-common.c (flag_cpp0x): Removed.
10282 (cxx_dialect): Defined.
10283 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10285 * c-opts.c (c_common_post_options): Likewise.
10286 (set_std_cxx98): Set cxx_dialect to cxx98.
10287 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10289 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10290 Hui-May Chang <hm.chang@apple.com>
10292 * doc/invoke.texi (Darwin Options): Update documentation for
10293 -mmacosx-version-min.
10294 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10295 * config/darwin-driver.c: New file.
10296 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10297 * config/t-darwin (darwin-driver.o): New rule.
10299 * config/darwin-c.c (version_as_macro): Ignore low digit.
10301 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10304 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10305 (CSGNMODE): New mode macro.
10306 (CSGNVMODE): New mode attribute.
10307 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10308 expander using CSGNMODE mode macro. Handle TFmode.
10309 (copysign<mode>3_const): Rename from copysignsf3_const and
10310 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10312 (copysign<mode>3_var): Rename from copysignsf3_var and
10313 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10315 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10316 mode macro. Handle TFmode.
10317 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10318 (iortf3, *iortf3): Ditto.
10319 (xortf3, *xortf3): Ditto.
10320 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10321 TFmode and TImode masks.
10322 (ix86_expand_copysign): Expand TFmode copysign insn.
10323 (IX86_BUILTIN_INFQ): New.
10324 (IX86_BUILTIN_FABSQ): Ditto.
10325 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10326 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10327 [__builtin_fabsq]: Ditto.
10328 [__builtin_copysignq]: Ditto.
10329 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10330 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10331 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10332 ix86_expand_binop_builtin().
10334 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10336 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10338 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10341 * rtl.h (push_to_sequence2): New.
10342 * emit-rtl.c (push_to_sequence2): New.
10343 * function.c (assign_parm_data_all): Add new fields.
10344 (assign_parm_setup_block): Call push_to_sequence2 instead of
10346 (assign_parm_setup_reg): Ditto.
10347 (assign_parm_setup_stack): Ditto.
10348 (assign_parms_unsplit_complex): Ditto.
10349 (assign_parms): Change field name.
10351 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10353 PR tree-optimization/32220
10354 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10355 phi node is reached before defining statement.
10357 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10360 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10361 after changing the right hand side of the assignment.
10363 2007-06-06 Eric Christopher <echristo@apple.com>
10365 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10366 (x86_64-*-darwin*): Ditto.
10367 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10368 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10370 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10372 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10373 coding conventions.
10374 (add_key): Likewise.
10375 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10376 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10378 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10380 (add_cost_one_coalesce): Likewise.
10381 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10382 variable names. Rename orig to orig_name for consistency.
10383 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10384 coding conventions.
10385 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10387 (record_equivalences_from_stmt): Likewise.
10388 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10389 the coding conventions.
10390 (memory_ssa_name_same): Likewise.
10391 (dse_optimize_stmt): Likewise.
10392 (dse_record_phis): Likewise.
10393 (dse_finalize_block): Likewise.
10394 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10395 keywords as variable names.
10396 (may_move_till): Cast according to the coding conventions.
10397 (force_move_till_expr): Avoid using C++ keywords as variable names.
10398 (force_move_till): Cast according to the coding conventions.
10399 (memref_hash): Likewise.
10400 (memref_eq): Likewise.
10401 (gather_mem_refs_stmt): Likewise.
10402 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10403 using C++ keywords as variable names.
10404 (idx_find_step): Cast according to the coding conventions.
10405 (idx_record_use): Likewise.
10406 (find_depends): Likewise.
10407 (prepare_decl_rtl): Likewise.
10408 (mbc_entry_hash): Likewise.
10409 (mbc_entry_eq): Likewise.
10410 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10411 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10412 (idx_infer_loop_bounds): Cast according to the coding conventions.
10413 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10414 * tree-ssa-math-opts.c (occ_new ): Likwise.
10415 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10417 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10419 (add_use_op): Likewise.
10420 (add_vop): Likewise.
10421 (add_vuse_op): Likewise.
10422 (add_vdef_op): Likewise.
10423 (get_expr_operands): Likewise.
10424 (push_stmt_changes): Use type safe memory macros.
10425 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10426 keywords as variable names.
10427 (conditional_replacement): Likewise.
10428 (minmax_replacement): Likewise.
10429 (abs_replacement): Likewise.
10430 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10431 coding conventions.
10432 (insert_fake_stores): Avoid using C++ keywords as variable names.
10433 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10435 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10436 (heapvar_insert): Use type safe memory macros.
10437 (new_var_info): Cast according to the coding conventions.
10438 (new_constraint): Likewise.
10439 (remove_preds_and_fake_succs): Use type safe memory macros.
10440 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10442 (thread_single_edge): Likewise.
10443 (thread_through_loop_header): Likewise.
10445 2007-06-06 Eric Christopher <echristo@apple.com>
10447 * config/i386/i386.c (override_options): Move handling
10448 of TARGET_SUBTARGET* earlier.
10450 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10452 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10455 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10457 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10458 emited outside of basic block.
10459 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10460 the created blocks.
10461 * rtl.h (delete_insn_chain): Declaration changed.
10462 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10464 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10465 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10466 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10467 to delete_insn_chain.
10468 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10469 do not have bb field set.
10470 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10472 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10473 * cfgcleanup.c (try_optimize_cfg): Ditto.
10475 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10477 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10478 (lambda_body_vector_new): Use type safe memory macros.
10479 (lambda_linear_expression_new): Likewise.
10480 (lambda_loopnest_new): Likewise.
10481 (lambda_lattice_new): Likewise.
10482 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10483 conventions. Use type safe memory macros.
10484 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10485 (lambda_body_vector_s): Likewise.
10486 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10487 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10489 2007-06-06 Richard Guenther <rguenther@suse.de>
10491 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10492 if we need to schedule cfg_cleanup.
10493 (tree_ssa_forward_propagate_single_use_vars): Do so.
10495 2007-06-06 Ian Lance Taylor <iant@google.com>
10497 * fold-const.c (merge_ranges): If range_successor or
10498 range_predecessor fail, just return 0.
10500 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10502 PR tree-optimization/32216
10503 * tree-vectorizer.c (supportable_widening_operation): Determine
10504 signedness of FIX_TRUNC_EXPR from output operand.
10505 (supportable_narrowing_operation): Ditto.
10506 * tree-vect-generic.c (expand_vector_operations_1): Determine
10507 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10508 from input operand.
10510 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10512 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10513 (struct pta): ...from here. Change flags to unsigned to avoid
10514 excessive casting (as it is used as a bit mask).
10515 (override_options): Add casts according to the coding convenventions.
10516 (x86_64_elf_unique_section): Likewise.
10517 (examine_argument): Avoid using C++ keywords as variable names.
10518 (construct_container): Likewise.
10519 (legitimize_pic_address): Likewise.
10520 (get_dllimport_decl): Cast according to the coding conventions. Use
10521 type safe memory macros.
10522 (legitimize_address): Cast according to the coding conventions.
10523 (emit_i387_cw_initialization): Corrected the type of slot to enum
10525 (ix86_init_machine_status): Use type safe memory macros.
10526 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10527 (bdesc_pcmpistr): Likewise.
10528 (bdesc_crc32): Likewise.
10529 (bdesc_sse_3arg): Likewise.
10530 (bdesc_2arg): Likewise.
10531 (bdesc_1arg): Likewise.
10532 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10533 (ix86_expand_sse_pcmpistr): Likewise.
10534 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10535 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10536 int to match the langhook definition.
10537 (ix86_builtin_conversion): Change the type of code to unsigned init to
10538 match the langhook definition.
10539 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10541 (ix86_preferred_output_reload_class): Likewise.
10542 (ix86_cannot_change_mode_class): Likewise.
10543 (ix86_memory_move_cost): Likewise.
10544 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10545 avoid excessive casting later on.
10546 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10548 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10550 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10551 as flags setting insn.
10552 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10554 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10556 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10557 (UNSPEC_ROUND): New.
10558 ("sse4_1_round<mode>2"): New insn pattern.
10559 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10561 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10562 expander using SSEMODEF mode macro. Expand using
10563 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10564 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10565 expander using SSEMODEF mode macro. Expand using
10566 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10567 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10568 expander using SSEMODEF mode macro. Expand using
10569 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10570 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10571 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10572 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10575 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10576 Sebastian Pop <sebpop@gmail.com>
10578 * lambda.h (build_linear_expr): New.
10579 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10580 Use build_linear_expr, call fold and force_gimple_operand.
10581 (lambda_loopnest_to_gcc_loopnest): Check that there is
10582 something to insert.
10583 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10585 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10587 PR preprocessor/23479
10588 * doc/extend.texi: Document the 0b-prefixed binary integer
10589 constant extension.
10591 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10593 PR tree-optimization/32215
10594 * tree-vectorizer.c (supportable_widening_operation): Return false
10595 for unsupported FIX_TRUNC_EXPR tree code.
10596 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10598 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10600 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10601 register on SPE targets. Change documentation to reflect
10603 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10604 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10605 out of the register allocation pool.
10606 (rs6000_reg_live_or_pic_offset_p): New function.
10607 (rs6000_emit_prologue): Move the actual saving of LR up to free
10608 r0 for holding r11. Split saving of SPE 64-bit registers into
10609 its own case. Ensure that offsets will always be in-range for
10610 'evstdd' by using r11 as a scratch register to point at the start
10611 of the SPE save area. Save r11 if necessary, as it is the static
10613 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10614 into its own case. Ensure that offsets will always be in-range
10615 for 'evldd' by using r11 as a scratch register to point at the
10616 start of the SPE save area. Also adjust r11 when restoring
10617 the stack pointer to compensate for pre-loading r11.
10619 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10621 * cfg.c (init_flow): Use type safe memory macros.
10622 (alloc_block): Likewise.
10623 (unchecked_make_edge): Likewise.
10624 (dump_flow_info): Avoid using C++ keywords as variable names.
10625 (copy_original_table_clear): Cast according to the coding conventions.
10626 (copy_original_table_set): Likewise.
10627 * cfgexpand (label_rtx_for_bb): Likewise.
10628 (expand_gimple_basic_block): Likewise.
10629 * cfghooks.c (dump_bb): Likewise.
10630 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10632 (lv_add_condition_to_bb): Likewise.
10633 * cfglayout (relink_block_chain): Cast according to the coding
10635 (fixup_reorder_chain): Likewise.
10636 (fixup_fallthru_exit_predecessor): Likewise.
10637 * cfgloop.c (glb_enum_p): Likewise.
10638 (get_exit_description): Likewise.
10639 (dump_recorded_exit): Likewise.
10640 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10641 (struct loop): ... from here.
10642 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10644 * cfgrtl.c (rtl_create_basic_block): Likewise.
10645 (rtl_split_block): Likewise.
10646 (rtl_dump_bb): Likewise.
10647 (cfg_layout_split_block): Likewise.
10648 (init_rtl_bb_info): Use typesafe memory macros.
10650 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10651 * graphds.h: Updated all usages of edge to graph_edge.
10652 * graphds.c: Likewise.
10653 * cfgloopanal.c: Likewise.
10655 2007-06-05 Ian Lance Taylor <iant@google.com>
10657 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10658 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10659 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10661 (test_for_singularity): Likewise.
10663 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10665 * config/i386/constraints.md ("Y2"): Replaced by ...
10667 * config/i386/i386.md: Likewise.
10668 * config/i386/mmx.md: Likewise.
10669 * config/i386/sse.md: Likewise.
10671 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10673 * config/i386/constraints.md ("z"): Replaced by ...
10675 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10676 (sse4_1_blendvps): Likewise.
10677 (sse4_1_pblendvb): Likewise.
10678 (sse4_2_pcmpestr): Likewise.
10679 (sse4_2_pcmpestrm): Likewise.
10680 (sse4_2_pcmpestr_cconly): Likewise.
10681 (sse4_2_pcmpistr): Likewise.
10682 (sse4_2_pcmpistrm): Likewise.
10683 (sse4_2_pcmpistr_cconly): Likewise.
10685 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10687 * matrix-reorg.c (transform_access_sites): Fix computation.
10688 (transform_allocation_sites): Same.
10690 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10692 * config/i386/i386.c (override_options): Use
10693 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10695 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10697 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10698 (nonimm_not_xmm0_operand): Ditto.
10699 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10700 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10701 as operand[2] predicate. Require "z" class XMM register for
10702 operand[3]. Adjust asm template.
10703 ("sse4_1_blendvpd"): Ditto.
10704 ("sse4_1_pblendvb"): Ditto.
10705 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10706 force op2 into xmm0 register for variable blend instructions.
10708 2007-06-04 Tom Tromey <tromey@redhat.com>
10710 * c-tree.h (start_enum): Update.
10711 (build_enumerator): Likewise.
10712 * c-decl.c (enum_next_value): Removed.
10713 (enum_overflow): Likewise.
10714 (start_enum): Add c_enum_contents argument. Don't use globals.
10715 (build_enumerator): Likewise.
10716 * c-tree.h (struct c_enum_contents): New struct.
10718 2007-06-04 Tom Tromey <tromey@redhat.com>
10720 * c-common.c (c_common_get_alias_set): Fix indentation.
10722 2007-06-04 Ian Lance Taylor <iant@google.com>
10724 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10725 to overflow, reduce overflow infinity to regular infinity.
10726 (vrp_var_may_overflow): New static function.
10727 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10729 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10731 * stor-layout.c (layout_type): Remove duplicate code.
10733 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10736 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10737 before build_common_builtin_nodes ().
10739 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10742 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10744 2007-06-04 Jan Hubicka <jh@suse.cz>
10746 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10747 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10748 instead of _stat version.
10750 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10752 PR tree-optimization/32194
10753 * tree-predcom.c (determine_offset): Check that both references have
10756 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10758 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10759 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10760 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10761 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10762 Add argument to iterate_fix_dominators call.
10763 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10764 * gcse.c (hoist_code): Change domby to vector.
10765 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10766 Add argument to iterate_fix_dominators call.
10767 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10768 recompute_dominator.
10769 * lambda-code.c (perfect_nestify): Ditto.
10770 * cfgloopanal.c: Include graphds.h.
10771 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10772 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10773 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10775 * graphds.c: New file.
10776 * graphds.h: New file.
10777 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10778 (get_dominated_by, get_dominated_by_region): Change return type to
10780 (verify_dominators): Recompute all dominators and compare the results.
10781 (recount_dominator): Renamed to ...
10782 (recompute_dominator): ... this. Do not check that the block is
10783 dominated by entry.
10784 (iterate_fix_dominators): Reimplemented.
10785 (prune_bbs_to_update_dominators, root_of_dom_tree,
10786 determine_dominators_for_sons): New functions.
10787 * et-forest.c (et_root): New function.
10788 * et-forest.h (et_root): Declare.
10789 * Makefile.in (graphds.o): Add.
10790 (cfgloopanal.o): Add graphds.h dependency.
10791 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10792 * basic-block.h (get_dominated_by, get_dominated_by_region,
10793 iterate_fix_dominators): Declaration changed.
10794 (recount_dominator): Renamed to ...
10795 (recompute_dominator): ... this.
10796 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10797 (thread_through_all_blocks): Do not free dominance info.
10799 2007-06-03 Andreas Schwab <schwab@suse.de>
10801 * config/m68k/m68k.c (override_options): Don't override
10803 * config/m68k/m68k-modes.def (SF, DF): Define to use
10804 motorola_single_format and motorola_double_format, resp.
10805 * real.c (motorola_single_format): Renamed from
10806 coldfire_single_format.
10807 (motorola_double_format): Renamed from coldfire_double_format.
10808 (encode_ieee_extended): Generate a proper canonical NaN image
10809 respecting canonical_nan_lsbs_set.
10810 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10812 * real.h: Adjust declarations.
10814 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10817 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10818 the symbol is generated with the stack protector.
10820 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10822 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10823 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10825 * doc/extend.texi (interrupt): Mention m68k.
10827 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10829 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10830 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10831 (ix86_expand_sse_pcmpestr): Do not check operands for
10832 "register_operand", when insn operand predicate is "register_operand".
10833 (ix86_expand_sse_pcmpistr): Ditto.
10835 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10836 Uros Bizjak <ubizjak@gmail.com>
10838 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10839 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10840 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10841 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10842 * config/i386/constraints.md ("z"): New register constraint
10843 for members of SSE_FIRST_REG class.
10844 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10845 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10846 SSE_FIRST_REG class.
10847 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10848 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10849 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10850 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10851 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10852 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10853 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10854 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10855 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10856 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10857 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10858 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10859 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10860 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10861 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10862 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10863 (struct builtin_description): Change "flag" field to unsigned.
10864 (bdesc_pcmpestr): New builtin description table.
10865 (bdesc_pcmpistr): Likewise.
10866 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10867 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10868 Initialize pcmp[ei]str[im] insns for SSE4.2.
10869 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10870 (ix86_expand_sse_pcmpistr): Likewise.
10871 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10872 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10873 (UNSPEC_PCMPISTR): Likewise.
10874 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10875 (sse4_2_pcmpestri):New isns pattern.
10876 (sse4_2_pcmpestrm): Likewise.
10877 (sse4_2_pcmpestr_cconly): Likewise.
10878 (sse4_2_pcmpistr): New insn patern and splitter.
10879 (sse4_2_pcmpistri):New isns pattern.
10880 (sse4_2_pcmpistrm): Likewise.
10881 (sse4_2_pcmpistr_cconly): Likewise.
10882 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10885 2007-06-01 David Daney <ddaney@avtrex.com>
10887 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10888 LOADGP_ABSOLUTE and not binds_local_p.
10890 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10892 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10894 2007-06-01 Ian Lance Taylor <iant@google.com>
10896 * tree-vrp.c (compare_name_with_value): Always set
10897 used_strict_overflow if we get a result from the variable itself.
10899 2007-06-01 Ian Lance Taylor <iant@google.com>
10901 PR rtl-optimization/31455
10902 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10903 subregs which have a cast between modes which are not tieable.
10905 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10907 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10908 breaks after return statements.
10910 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10912 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10913 only after no_new_pseudos.
10915 2007-05-31 Eric Christopher <echristo@apple.com>
10917 * expr.c (convert_move): Assert that we don't have a BLKmode
10919 (store_expr): Handle BLKmode moves by calling emit_block_move.
10921 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10923 * c-typeck.c (build_indirect_ref): Include type in error message.
10924 (build_binary_op): Pass types to binary_op_error.
10925 * c-common.c (binary_op_error): Take two type arguments, print out
10927 * c-common.h (binary_op_error): Update prototype.
10929 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10931 * config/i386/i386.c: Correct coments on -mno-sse4.
10933 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10935 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10936 (x86_64-*-*): Likewise.
10937 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10938 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10939 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10940 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10941 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10942 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10943 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10944 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10945 (OPTION_MASK_ISA_SSE4): Likewise.
10946 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10947 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10948 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10949 (override_options): Support SSE4.2.
10950 (ix86_build_const_vector): Support SImode and DImode.
10951 (ix86_build_signbit_mask): Likewise.
10952 (ix86_expand_int_vcond): Support V2DImode.
10953 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10954 (IX86_BUILTIN_CRC32HI): Likewise.
10955 (IX86_BUILTIN_CRC32SI): Likewise.
10956 (IX86_BUILTIN_CRC32DI): Likewise.
10957 (IX86_BUILTIN_PCMPGTQ): Likewise.
10958 (bdesc_crc32): Likewise.
10959 (bdesc_sse_3arg): Likewise.
10960 (ix86_expand_crc32): Likewise.
10961 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10962 (ix86_expand_builtin): Likewise.
10963 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10964 __SSE4_2__ for -msse4.2.
10965 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10966 (CRC32MODE): Likewise.
10967 (crc32modesuffix): Likewise.
10968 (crc32modeconstraint): Likewise.
10969 (sse4_2_crc32<mode>): Likewise.
10970 (sse4_2_crc32di): Likewise.
10971 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10973 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10974 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10975 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10976 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10977 (vcondu<mode>): Likewise.
10978 * doc/extend.texi: Document SSE4.2 built-in functions.
10979 * doc/invoke.texi: Document -msse4.2/-msse4.
10981 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10983 PR tree-optimization/32160
10984 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10985 variable as gimple reg.
10986 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10988 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10990 * gcc.c (main): Don't consider linker options when issuing the
10991 warning about a linker input file not being used.
10993 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10995 * tree-vrp.c (compare_names): Initialize sop.
10997 2007-05-30 Dirk Mueller <dmueller@suse.de>
10999 * cgraphunit.c (cgraph_analyze_function): Remove
11000 computation of inline parameters.
11002 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11004 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11006 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11008 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11009 Add vx-common.h. Include vxworks.h between vx-common.h and
11011 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11013 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11014 (TARGET_ASM_DESTRUCTOR): Likewise.
11015 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11016 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11017 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11018 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11019 (VXWORKS_ENDIAN_SPEC): Define.
11020 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11021 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11022 VXWORKS_* equivalents.
11023 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11024 (ASM_FILE_START): Delete.
11025 (TARGET_VERSION): Reformat.
11026 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11027 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11028 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11029 (FPBIT, DPBIT): Define.
11030 (fp-bit.c, dp-bit.c): New rules.
11031 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11032 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11033 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11034 * config/arm/arm.h: Include vxworks-dummy.h.
11035 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11036 Mark with ATTRIBUTE_UNUSED.
11037 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11038 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11039 make it incompatible with -msingle-pic-base.
11040 (arm_function_ok_for_sibcall): Return false for calls that might
11041 go through a VxWorks PIC PLT entry.
11042 (require_pic_register): New function, split out from...
11043 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11045 (arm_load_pic_register): Handle the VxWorks RTP initialization
11046 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11047 (arm_emit_call_insn): New function.
11048 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11049 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11050 (pic_offset_arm): New pattern.
11051 (call, call_value): Use arm_emit_call_insn.
11052 (call_internal, call_value_internal): New expanders.
11053 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11054 VxWorks unless __PIC__.
11056 2007-05-30 Eric Christopher <echristo@gmail.com>
11058 * genrecog.c: Include regs.h in generated file.
11059 * genemit.c: Ditto. Fix up formatting.
11060 * config/mn10300/constraints.md: New.
11061 * config/mn10300/mn10300.md: Include.
11062 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11063 Fix up for removed macro.
11064 * config/mn10300/predicates.md (call_address_operand): Ditto.
11065 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11066 (CONST_OK_FOR_I): Ditto.
11067 (CONST_OK_FOR_J): Ditto.
11068 (CONST_OK_FOR_K): Ditto.
11069 (CONST_OK_FOR_L): Ditto.
11070 (CONST_OK_FOR_M): Ditto.
11071 (CONST_OK_FOR_N): Ditto.
11072 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11076 (EXTRA_CONSTRAINT): Ditto.
11078 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11080 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11082 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11083 OPTION_MASK_ISA_64BIT.
11084 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11086 2007-05-30 Richard Guenther <rguenther@suse.de>
11088 PR middle-end/32152
11089 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11090 types for comparison.
11091 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11092 with original typed arguments.
11093 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11095 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11097 PR tree-optimization/31769
11098 * except.c (duplicate_eh_regions): Clear prev_try if
11099 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11101 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11103 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11104 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11105 bsi of the location where statements should be inserted.
11106 (sink_code_in_bb): Take bsi from statement_sink_location.
11107 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11108 instead of bsi_start.
11109 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11111 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11112 (bsi_move_before): Document inconsistency with bsi_move_after.
11113 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11115 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11117 * config/i386/i386.h (TARGET_ABM): New define.
11118 (TARGET_POPCNT): Ditto.
11119 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11120 New temporary defines to redefine from OPTION_ISA_* defines.
11121 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11122 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11123 (ix86_isa_flags): New extern int declaration.
11124 (TARGET_SUBTARGET_DEFAULT): New define.
11125 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11126 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11127 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11128 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11129 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11130 * config/i386/darwin.h: Change TARGET_64BIT define to
11133 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11134 using existing "ix86_isa_flags" varible.
11135 (m32, m64): Use existing "ix86_isa_flags" variable.
11136 (mmmx, m3dnow): Ditto.
11137 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11138 (mabm): Define as non-negative option using "x86_abm" variable.
11139 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11141 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11142 Rewrite feature test bitmap.
11143 (ix86_isa_flags): New initialized global int varible.
11144 (ix86_isa_flags_explicit): New static int variable.
11145 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11146 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11147 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11148 target_flags_explicit.
11149 (override_options): Remove "target_enable" and "target_disable" fields
11150 from "struct ptt". Update processor_target_table accordingly. Remove
11151 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11152 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11153 "target_flags" and "ix86_isa_flags_explicit" instead of
11154 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11155 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11156 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11157 to true when either of PTA_POPCNT or PTA_ABM is set in
11158 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11159 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11160 processor_alias_table flags entry. Remove handling of
11161 "target_enable" and "target_disable" fields of processor_target_table.
11162 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11163 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11164 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11165 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11166 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11168 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11170 2007-05-29 David Daney <ddaney@avtrex.com>
11173 * config/mips/mips.c (mips_output_mi_thunk): Emit
11174 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11176 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11177 * config/i386/i386.c (ix86_function_regparm): Added checking of
11178 ix86_force_align_arg_pointer to determine the number of
11179 register parameters.
11181 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11183 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11184 (SET_DR_MISALIGNMENT): New.
11185 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11186 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11187 Use SET_DR_MISALIGNMENT.
11188 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11190 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11191 find_loop_nest): Export.
11192 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11193 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11194 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11195 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11197 (struct mem_ref): Add field reuse_distance.
11198 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11199 Initialize reuse_distance field.
11200 (issue_prefetch_ref): Select temporality of prefetch according to
11202 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11203 self_reuse_distance, determine_loop_nest_reuse): New functions.
11204 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11205 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11206 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11209 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11211 * tree-ssa-alias.c: Add aliasing overview.
11213 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11214 Danny Smith <dannysmith@users.sourceforge.net>
11217 * config/i386/t-crtfm: Compile crtfastmath.o with
11218 -minline-all-stringops.
11219 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11220 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11222 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11224 * doc/md.texi: Document constraints on HP PA-RISC.
11226 * pa/constraints.md: New file.
11227 * pa.md: Include constraints.md.
11228 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11229 (integer_store_memory_operand, ldil_cint_p): New functions.
11230 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11231 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11232 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11233 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11234 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11236 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11239 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11240 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11241 case POSTDECREMENT_EXPR>): Return the error_mark_node
11242 if either the real or imaginary parts would an
11245 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11247 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11248 name when we remove it from a call.
11250 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11252 * targhooks.c (default_narrow_bitfield): Remove.
11253 * targhooks.h: Remove the prototype for
11254 default_narrow_bitfield.
11256 * langhooks-def.h: Remove the prototype for
11257 hook_get_alias_set_0.
11258 * langhooks.c (hook_get_alias_set_0): Remove.
11260 * global.c (EXECUTE_IF_CONFLICT): Remove.
11262 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11265 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11266 return true when truth_value_p is true and the type
11269 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11271 * doc/install.texi (Prerequisites): We no longer require Autoconf
11272 2.13 for the top-level.
11274 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11276 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11277 memory access via x86_expand_vector_move_misalign() only for
11278 TImode values on 32-bit targets.
11280 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11282 * matrix-reorg.c: New file. Implement matrix flattening and
11283 transposing optimization.
11284 * tree-pass.h: Add matrix reorg pass.
11285 * common.opt: Add fipa-mreorg flag.
11286 * Makefile.in: Add matrix-reorg.c.
11287 * passes.c: Add matrix reorg pass.
11288 * varpool.c (add_new_static_var): New function.
11289 * cgraph.h (add_new_static_var): Declare.
11291 2007-05-27 Eric Christopher <echristo@apple.com>
11293 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11294 sp_offset depending on stack size. Save r12 depending
11295 on registers we're saving later.
11296 (rs6000_emit_epilogue): Update sp_offset depending only
11299 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11301 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11302 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11303 * ifcvt.c (if_convert): Ditto.
11304 * tree-ssa-threadupdate.c (thread_block): Ditto.
11305 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11306 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11307 verify_loop_closed_ssa): Check number_of_loops instead of
11309 * predict.c (tree_estimate_probability): Ditto.
11310 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11311 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11312 * modulo-sched.c (sms_schedule): Ditto.
11313 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11314 (scev_finalize): Do not do anything if scev analysis was not
11316 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11317 current_loops == NULL.
11318 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11319 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11320 there are no loops.
11321 (loop_optimizer_finalize): Assert that loops were analyzed.
11322 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11323 rtl_doloop): Check number_of_loops instead of current_loops.
11324 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11325 current_loops == NULL.
11326 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11327 gate_tree_vectorize tree_linear_transform, check_data_deps,
11328 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11329 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11330 Check number_of_loops instead of current_loops.
11331 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11332 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11333 free loops if available.
11334 (execute_pre): Do not pass do_fre to fini_pre.
11336 2007-05-27 Tobias Burnus <burnus@net-b.de>
11338 PR middle-end/32083
11339 * real.c (mpfr_from_real): Fix sign of -Inf.
11341 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11343 * tree-vect-transform.c (vectorizable_conversion): Initialize
11344 tree_code variables to ERROR_MARK.
11345 (vectorizable_type_demotion): Likewise.
11346 (vectorizable_type_promotion): Likewise.
11348 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11351 * config/i386/i386.md (movti): Handle push operands via
11352 ix86_expand_push().
11354 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11356 * basic-block.h: Remove the prototype for merge_seq_blocks.
11357 * cfgcleanup.c (merge_seq_blocks): Remove.
11359 * tree-flow.h: Remove the prototype for is_aliased_with.
11360 * tree-ssa-alias.c (is_aliased_with): Remove.
11362 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11364 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11366 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11368 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11369 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11370 (vec_unpacks_hi_v16qi): Likewise.
11371 (vec_unpacku_lo_v16qi): Likewise.
11372 (vec_unpacks_lo_v16qi): Likewise.
11373 (vec_unpacku_hi_v8hi): Likewise.
11374 (vec_unpacks_hi_v8hi): Likewise.
11375 (vec_unpacku_lo_v8hi): Likewise.
11376 (vec_unpacks_lo_v8hi): Likewise.
11377 (vec_unpacku_hi_v4si): Likewise.
11378 (vec_unpacks_hi_v4si): Likewise.
11379 (vec_unpacku_lo_v4si): Likewise.
11380 (vec_unpacks_lo_v4si): Likewise.
11382 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11384 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11385 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11386 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11387 follow spelling conventions in various
11388 warning/error/diagnostic messages.
11390 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11391 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11392 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11393 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11394 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11395 * doc/tm.texi: Follow spelling conventions.
11397 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11400 * tree-ssa-forwprop.c
11401 (forward_propagate_addr_into_variable_array_index): Remove
11402 the lhs argument. Use the type of def_rhs instead of lhs.
11403 (forward_propagate_addr_expr_1): Update use of
11404 forward_propagate_addr_into_variable_array_index.
11406 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11407 Nigel Stephens <nigel@mips.com>
11409 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11410 function attributes, "far" being an alias for "long_call".
11411 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11412 (mips_near_type_p, mips_far_type_p): New.
11413 (mips_comp_type_attributes): New function to check that attributes
11414 attached to a function type are compatible.
11415 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11416 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11417 to the target function of the thunk.
11418 (mips_encode_section_info): Check for "near" and "far" function
11419 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11421 * config/mips/predicates.md (const_call_insn_operand): Test only
11422 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11424 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11427 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11428 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11429 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11430 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11432 2007-05-25 Eric Christopher <echristo@apple.com>
11434 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11435 to x86-darwin configurations.
11436 * config/i386/t-darwin: Add softfp support.
11437 * config/i386/t-darwin64: Ditto.
11438 * config/i386/sfp-machine.h: If mach then don't use
11439 aliasing, emit a stub to call.
11441 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11443 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11444 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11445 tree-predcom.c, tree-ssa-alias-warnings.c,
11446 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11447 comment typos. Follow spelling conventions.
11448 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11450 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11453 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11454 constants into memory. Expand unaligned memory references for
11455 SSE modes via x86_expand_vector_move_misalign() function.
11457 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11459 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11460 "memory" attribute for "sseishft" type insn without operands[2].
11462 2007-05-25 Dirk Mueller <dmueller@suse.de>
11463 Marcus Meissner <meissner@suse.de>
11465 * doc/extend.texi (alloc_size): New attribute.
11466 * c-common.c (handle_alloc_size_attribute): New.
11467 * tree-object-size.c (alloc_object_size): Use alloc_size
11468 attribute, if available.
11470 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11472 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11474 (__builtin_ia32_vec_ext_v2di): Likewise.
11475 (__builtin_ia32_vec_ext_v4si): Likewise.
11476 (__builtin_ia32_vec_ext_v8hi): Likewise.
11477 (__builtin_ia32_vec_ext_v16qi): Likewise.
11478 (__builtin_ia32_vec_set_v8hi): Likewise.
11480 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11482 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11484 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11486 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11487 (arm_is_longcall_p): Rename to...
11488 (arm_is_long_call_p): ...this. Take a single tree argument and
11490 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11491 (CUMULATIVE_ARGS): Remove call_cookie.
11492 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11493 (ENCODED_LONG_CALL_ATTR_P): Delete.
11494 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11495 LONG_CALL_FLAG_CHAR cases.
11496 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11497 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11498 ARM_DECLARE_FUNCTION_SIZE.
11499 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11500 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11501 (arm_encode_call_attribute, current_file_function_operand): Delete.
11502 (arm_function_in_section_p): New function.
11503 (arm_is_longcall_p): Rename to...
11504 (arm_is_long_call_p): ...this. Take the target function as a single
11505 argument and return a bool. Do not rely on call cookies. Check
11506 whether the target symbol is in the same section as the current
11507 function, not just the same compilation unit.
11508 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11509 (arm_encode_section_info): Don't encode a call type.
11510 * config/arm/arm.md (call, call_value): Update calls to
11511 arm_is_long(_)call_p. Simplify logic.
11512 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11513 Update calls to arm_is_long(_)call_p.
11515 2007-05-25 Richard Guenther <rguenther@suse.de>
11517 PR tree-optimization/31982
11518 * tree-ssa-forwprop.c
11519 (forward_propagate_addr_into_variable_array_index): Handle arrays
11520 with element size one.
11522 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11524 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11525 (umulsi3_highpart): Likewise.
11527 2007-05-24 Ian Lance Taylor <iant@google.com>
11529 PR rtl-optimization/32069
11530 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11533 2007-05-24 Ollie Wild <aaw@google.com>
11535 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11538 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11540 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11541 (oprs_unchanged_p): Use it to check all registers in a REG.
11542 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11543 (reg_set_between_after_reload_p): Delete.
11544 (reg_used_between_after_reload_p): Likewise.
11545 (reg_set_or_used_since_bb_start): Likewise.
11546 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11547 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11548 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11549 * rtlanal.c (reg_set_p): Check whether REG overlaps
11550 regs_invalidated_by_call, rather than just checking the
11551 membership of REGNO (REG).
11553 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11555 * doc/passes.texi: Document predictive commoning.
11556 * doc/invoke.texi (-fpredictive-commoning): Document.
11557 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11558 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11559 adding indices to the generated name.
11560 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11561 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11562 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11563 (op_symbol_code): ... and exported.
11564 (dump_omp_clause, op_symbol): Use op_symbol_code
11565 instead of op_symbol_1.
11566 * tree-pass.h (pass_predcom): Declare.
11567 * timevar.def (TV_PREDCOM): New timevar.
11568 * tree-ssa-loop.c (run_tree_predictive_commoning,
11569 gate_tree_predictive_commoning, pass_predcom): New.
11570 * tree-data-ref.c (find_data_references_in_loop): Find the
11571 references in dominance order.
11572 (canonicalize_base_object_address): Ensure that the result has
11574 (dr_analyze_innermost): Export.
11575 (create_data_ref): Code to fail for references with invariant
11577 (find_data_references_in_stmt): ... here.
11578 * tree-data-ref.h (dr_analyze_innermost): Declare.
11579 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11580 (aff_combination_find_elt, name_expansion_hash,
11581 name_expansion_eq, tree_to_aff_combination_expand,
11582 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11584 * tree-affine.h (aff_combination_constant_multiple_p,
11585 tree_to_aff_combination_expand): Declare.
11586 * tree-predcom.c: New file.
11587 * common.opt (fpredictive-commoning): New option.
11588 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11589 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11590 * Makefile.in (tree-predcom.o): Add.
11591 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11592 * passes.c (init_optimization_passes): Add dceloop after
11593 copy propagation in loop optimizer. Add predictive commoning
11594 to loop optimizer passes.
11596 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11598 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11601 2007-05-24 Jan Hubicka <jh@suse.cz>
11603 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11605 (genheader): Include statistics.h.
11607 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11609 * print-rtl.c (flag_dump_unnumbered): Update comments.
11610 (print_rtl): Fix my previous change.
11611 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11614 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11616 PR middle-end/32018
11617 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11619 (thread_through_all_blocks): Call initialize_original_copy_tables
11620 and free_original_copy_tables.
11621 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11623 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11624 * cfghooks.c (duplicate_block): Use get_loop_copy.
11625 * cfg.c: Include cfgloop.h.
11626 (loop_copy): New hash table.
11627 (initialize_original_copy_tables): Initialize loop_copy table.
11628 (free_original_copy_tables): Free loop_copy table.
11629 (copy_original_table_clear, copy_original_table_set,
11630 set_loop_copy, get_loop_copy): New functions.
11631 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11632 * cfgloop.h (struct loop): Remove copy field.
11633 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11634 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11636 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11638 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11639 -msse/-msse2/-msse3.
11641 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11643 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11644 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11646 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11649 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11650 * targhooks.h (default_mangle_decl_assembler_name): Declare
11652 * targhooks.c (default_mangle_decl_assembler_name): Define
11654 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11656 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11657 * langhooks.c (lhd_set_decl_assembler_name): Call
11658 targetm.mangle_decl_assembler_name for names with global scope.
11660 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11662 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11663 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11665 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11666 New. Factored out of i386_pe_encode_section_info.
11667 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11668 Move check for prior decoration of stdcall
11669 symbols to i386_pe_encode_section_info.
11670 (i386_pe_encode_section_info): Adjust call to
11671 gen_stdcall_or_fastcall_suffix. Use
11672 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11673 (i386_pe_mangle_decl_assembler_name): New. Wrap
11674 i386_pe_maybe_mangle_decl_assembler_name.
11676 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11678 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11679 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11680 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11681 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11682 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11685 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11686 Nigel Stephens <nigel@mips.com>
11687 Richard Sandiford <richard@codesourcery.com>
11689 Fix up MIPS16 hard float and add support for complex.
11691 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11692 (TARGET_SOFT_FLOAT_ABI): New.
11693 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11694 __mips_soft_float to reflect the ABI in use, not whether the
11695 FPU is directly accessible (e.g., in MIPS16 mode).
11696 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11697 (UNITS_PER_FPVALUE): Likewise.
11699 * config/mips/mips.c (mips_expand_call): Remove redundant
11700 TARGET_MIPS16 check.
11701 (mips_arg_regno): New.
11702 (function_arg_advance): When setting bits in cum->fp_code for
11703 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11705 (function_arg): Use mips_arg_regno.
11706 (mips_return_mode_in_fpr_p): New.
11707 (mips16_call_stub_mode_suffix): New.
11708 (mips16_cfun_returns_in_fpr_p): New.
11709 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11710 (mips_output_function_prologue): Test mips16_hard_float, not
11711 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11712 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11713 return value into a floating-point register.
11714 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11715 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11716 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11717 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11718 word of double arguments from or to the high bits of 64-bit
11719 floating point registers.
11720 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11721 (mips16_fpret_double): New helper function.
11722 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11723 support for complex modes. Fill in DECL_RESULT for stubdecl.
11724 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11726 * config/mips/mips16.S
11727 (RET, ARG1, ARG2): New.
11728 (MERGE_GPRf, MERGE_GPRt): New.
11729 (DELAYt, DELAYf): New.
11730 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11731 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11732 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11733 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11734 (SFOP): Renamed to...
11735 (OPSF3): This, and macro-ified. Updated all uses.
11736 (SFOP2): Renamed to...
11737 (OPSF2): This, and macro-ified. Updated all uses.
11738 (SFCMP): Renamed to...
11739 (CMPSF): This, and macro-ified. Updated all uses.
11740 (SFREVCMP): Renamed to...
11741 (REVCMPSF): This, and macro-ified. Updated all uses.
11742 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11743 (LDDBL1, LDDBL2, RETDBL): Deleted.
11744 (DFOP): Renamed to...
11745 (OPDF3): This, and macro-ified. Updated all uses.
11746 (DFOP2): Renamed to...
11747 (OPDF2): This, and macro-ified. Updated all uses.
11748 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11749 (DFCMP): Renamed to...
11750 (CMPDF): This, and macro-ified. Updated all uses.
11751 (DFREVCMP): Renamed to...
11752 (REVCMPDF): This, and macro-ified. Updated all uses.
11753 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11754 (RET_FUNCTION): New.
11755 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11756 (__mips16_ret_sc, __mips16_ret_dc): New.
11757 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11758 STUB_ARGS_6, STUB_ARGS_10): New.
11759 (CALL_STUB_NO_RET): New.
11760 (__mips16_call_stub_1): Macro-ified.
11761 (__mips16_call_stub_5): Macro-ified.
11762 (__mips16_call_stub_2): Macro-ified.
11763 (__mips16_call_stub_6): Macro-ified.
11764 (__mips16_call_stub_9): Macro-ified.
11765 (__mips16_call_stub_10): Macro-ified.
11766 (CALL_STUB_RET): New.
11767 (__mips16_call_stub_sf_0): Macro-ified.
11768 (__mips16_call_stub_sf_1): Macro-ified.
11769 (__mips16_call_stub_sf_5): Macro-ified.
11770 (__mips16_call_stub_sf_2): Macro-ified.
11771 (__mips16_call_stub_sf_6): Macro-ified.
11772 (__mips16_call_stub_sf_9): Macro-ified.
11773 (__mips16_call_stub_sf_10): Macro-ified.
11774 (__mips16_call_stub_df_0): Macro-ified.
11775 (__mips16_call_stub_df_1): Macro-ified.
11776 (__mips16_call_stub_df_5): Macro-ified.
11777 (__mips16_call_stub_df_2): Macro-ified.
11778 (__mips16_call_stub_df_6): Macro-ified.
11779 (__mips16_call_stub_df_9): Macro-ified.
11780 (__mips16_call_stub_df_10): Macro-ified.
11781 (__mips16_call_stub_sc_0): New.
11782 (__mips16_call_stub_sc_1): New.
11783 (__mips16_call_stub_sc_5): New.
11784 (__mips16_call_stub_sc_2): New.
11785 (__mips16_call_stub_sc_6): New.
11786 (__mips16_call_stub_sc_9): New.
11787 (__mips16_call_stub_sc_10): New.
11788 (__mips16_call_stub_dc_0): New.
11789 (__mips16_call_stub_dc_1): New.
11790 (__mips16_call_stub_dc_5): New.
11791 (__mips16_call_stub_dc_2): New.
11792 (__mips16_call_stub_dc_6): New.
11793 (__mips16_call_stub_dc_9): New.
11794 (__mips16_call_stub_dc_10): New.
11796 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11797 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11798 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11800 2007-05-23 Ian Lance Taylor <iant@google.com>
11802 * doc/invoke.texi (Invoking GCC): Document that the order of the
11805 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11808 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11809 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11810 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11814 * config/score/score.c (score_print_operand): Make sure that only
11815 lower bits are used.
11817 2007-05-22 Ian Lance Taylor <iant@google.com>
11819 * tree-vrp.c (avoid_overflow_infinity): New static function,
11820 broken out of set_value_range_to_value.
11821 (set_value_range_to_value): Call avoid_overflow_infinity.
11822 (extract_range_from_assert): Likewise.
11824 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11826 PR middle-end/31095
11827 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11828 change the type before looking for a COMPOUND_EXPR.
11830 2007-05-22 Ian Lance Taylor <iant@google.com>
11832 * lower-subreg.c (decompose_multiword_subregs): If we change an
11833 insn, call remove_retval_note on it.
11835 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11837 * regs.h (end_hard_regno): New function.
11838 (END_HARD_REGNO, END_REGNO): New macros.
11839 (add_to_hard_reg_set): New function.
11840 (remove_from_hard_reg_set): Likewise.
11841 (in_hard_reg_set_p): Likewise.
11842 (overlaps_hard_reg_set_p): Likewise.
11843 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11844 (note_btr_set): Use END_HARD_REGNO.
11845 * caller-save.c (setup_save_areas): Use end_hard_regno.
11846 (mark_set_regs): Use END_HARD_REGNO.
11847 (add_stored_regs): Use end_hard_regno.
11848 (mark_referenced_regs): Use add_to_hard_reg_set.
11849 * combine.c (update_table_tick): Use END_REGNO.
11850 (record_value_for_reg): Likewise.
11851 (record_dead_and_set_regs): Likewise.
11852 (get_last_value_validate): Likewise.
11853 (use_crosses_set_p): Likewise.
11854 (reg_dead_at_p_1): Likewise.
11855 (reg_dead_at_p): Likewise.
11856 (mark_used_regs_combine): Use add_to_hard_reg_set.
11857 (move_deaths): Use END_HARD_REGNO.
11858 (reg_bitfield_target_p): Use end_hard_regno.
11859 (distribute_notes): Use END_HARD_REGNO.
11860 * cse.c (mention_regs): Use END_REGNO.
11861 (insert): Use add_to_hard_reg_set.
11862 (invalidate): Use END_HARD_REGNO.
11863 (invalidate_for_call): Likewise.
11864 (exp_equiv_p): Use END_REGNO.
11865 (cse_insn): Likewise.
11866 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11867 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11868 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11869 * function.c (keep_stack_depressed): Use end_hard_regno.
11870 * global.c (global_alloc): Use end_hard_regno.
11871 (global_conflicts): Use add_to_hard_reg_set instead of
11873 (find_reg): Likewise.
11874 (mark_reg_store): Likewise.
11875 (mark_reg_conflicts): Likewise.
11876 (mark_reg_death): Use remove_from_hard_reg_set.
11877 (mark_reg_live_nc): Delete.
11878 (set_preference): Use end_hard_regno.
11879 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11880 remove_from_hard_reg_set.
11881 (post_mark_life): Use add_to_hard_reg_set.
11882 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11883 (reg_becomes_live): Use add_to_hard_reg_set.
11884 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11885 (peep2_find_free_register): Use add_to_hard_reg_set.
11886 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11887 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11888 * regrename.c (note_sets): Use add_to_hard_reg_set.
11889 (clear_dead_regs): Use remove_from_hard_reg_set.
11890 (regrename_optimize): Use add_to_hard_reg_set.
11891 (find_oldest_value_reg): Use in_hard_reg_set_p.
11892 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11893 (hard_reg_set_here_p): Use end_hard_regno.
11894 (decompose): Likewise.
11895 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11896 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11897 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11898 (mark_home_live): Use end_hard_regno.
11899 (spill_hard_reg): Likewise.
11900 (clear_reload_reg_in_use): Likewise.
11901 * reorg.c (delete_prior_computation): Use END_REGNO.
11902 * resource.c (update_live_status): Use END_HARD_REGNO.
11903 (mark_referenced_resources): Use add_to_hard_reg_set.
11904 (mark_set_resources): Likewise.
11905 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11906 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11907 (reg_overlap_mentioned_p): Likewise.
11908 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11909 (covers_regno_no_parallel_p): Use END_REGNO.
11910 (find_regno_note): Likewise.
11911 (find_reg_fusage): Use END_HARD_REGNO.
11912 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11913 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11915 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11917 * mode-switching.c (reg_dies): Change type of second argument to
11919 (optimize_mode_switching): Update accordingly.
11921 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11923 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11925 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11926 (hard_reg_set_empty_p): ...these new functions.
11927 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11928 GO_IF_HARD_REG_SUBSET.
11929 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11930 instead of GO_IF_HARD_REG_EQUAL.
11931 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11932 instead of GO_IF_HARD_REG_EQUAL.
11933 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11934 GO_IF_HARD_REG_SUBSET.
11935 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11936 GO_IF_HARD_REG_EQUAL.
11937 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11938 of GO_IF_HARD_REG_SUBSET.
11939 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11940 instead of GO_IF_HARD_REG_EQUAL.
11941 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11942 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11943 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11944 of GO_IF_HARD_REG_SUBSET,
11945 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11946 GO_IF_HARD_REG_SUBSET.
11947 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11948 instead of GO_IF_HARD_REG_EQUAL.
11949 * config/sh/sh.c (push_regs, calc_live_regs): Use
11950 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11951 (hard_regs_intersect_p): Delete.
11953 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11955 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11957 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11958 Richard Henderson <rth@redhat.com>
11960 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11962 (x86_64-*-*): Likewise.
11964 * i386/i386-modes.def (V2QI): New.
11966 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11968 (override_options): Support SSE4.1.
11969 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11970 (IX86_BUILTIN_BLENDPS): Likewise.
11971 (IX86_BUILTIN_BLENDVPD): Likewise.
11972 (IX86_BUILTIN_BLENDVPS): Likewise.
11973 (IX86_BUILTIN_PBLENDVB128): Likewise.
11974 (IX86_BUILTIN_PBLENDW128): Likewise.
11975 (IX86_BUILTIN_DPPD): Likewise.
11976 (IX86_BUILTIN_DPPS): Likewise.
11977 (IX86_BUILTIN_INSERTPS128): Likewise.
11978 (IX86_BUILTIN_MOVNTDQA): Likewise.
11979 (IX86_BUILTIN_MPSADBW128): Likewise.
11980 (IX86_BUILTIN_PACKUSDW128): Likewise.
11981 (IX86_BUILTIN_PCMPEQQ): Likewise.
11982 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11983 (IX86_BUILTIN_PMAXSB128): Likewise.
11984 (IX86_BUILTIN_PMAXSD128): Likewise.
11985 (IX86_BUILTIN_PMAXUD128): Likewise.
11986 (IX86_BUILTIN_PMAXUW128): Likewise.
11987 (IX86_BUILTIN_PMINSB128): Likewise.
11988 (IX86_BUILTIN_PMINSD128): Likewise.
11989 (IX86_BUILTIN_PMINUD128): Likewise.
11990 (IX86_BUILTIN_PMINUW128): Likewise.
11991 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11992 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11993 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11994 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11995 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11996 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11997 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11998 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11999 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12000 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12001 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12002 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12003 (IX86_BUILTIN_PMULDQ128): Likewise.
12004 (IX86_BUILTIN_PMULLD128): Likewise.
12005 (IX86_BUILTIN_ROUNDPD): Likewise.
12006 (IX86_BUILTIN_ROUNDPS): Likewise.
12007 (IX86_BUILTIN_ROUNDSD): Likewise.
12008 (IX86_BUILTIN_ROUNDSS): Likewise.
12009 (IX86_BUILTIN_PTESTZ): Likewise.
12010 (IX86_BUILTIN_PTESTC): Likewise.
12011 (IX86_BUILTIN_PTESTNZC): Likewise.
12012 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12013 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12014 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12015 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12016 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12017 (bdesc_ptest): New.
12018 (bdesc_sse_3arg): Likewise.
12019 (bdesc_2arg): Likewise.
12020 (bdesc_1arg): Likewise.
12021 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12023 (ix86_expand_sse_4_operands_builtin): New.
12024 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12025 smaller than 8 bits as the 2nd arg.
12026 (ix86_expand_sse_ptest): New.
12027 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12028 (ix86_expand_vector_set): Support SSE4.1.
12029 (ix86_expand_vector_extract): Likewise.
12031 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12032 __SSE4_1__ for -msse4.1.
12034 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12035 (UNSPEC_INSERTPS): Likewise.
12036 (UNSPEC_DP): Likewise.
12037 (UNSPEC_MOVNTDQA): Likewise.
12038 (UNSPEC_MPSADBW): Likewise.
12039 (UNSPEC_PHMINPOSUW): Likewise.
12040 (UNSPEC_PTEST): Likewise.
12041 (UNSPEC_ROUNDP): Likewise.
12042 (UNSPEC_ROUNDS): Likewise.
12044 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12046 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12047 (const_pow2_1_to_32768_operand): Likewise.
12049 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12052 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12054 (sse4_1_insertps): Likewise.
12055 (*sse4_1_extractps): Likewise.
12056 (sse4_1_ptest): Likewise.
12057 (sse4_1_mulv2siv2di3): Likewise.
12058 (*sse4_1_mulv4si3): Likewise.
12059 (*sse4_1_smax<mode>3): Likewise.
12060 (*sse4_1_umax<mode>3): Likewise.
12061 (*sse4_1_smin<mode>3): Likewise.
12062 (*sse4_1_umin<mode>3): Likewise.
12063 (sse4_1_eqv2di3): Likewise.
12064 (*sse4_1_pinsrb): Likewise.
12065 (*sse4_1_pinsrd): Likewise.
12066 (*sse4_1_pinsrq): Likewise.
12067 (*sse4_1_pextrb): Likewise.
12068 (*sse4_1_pextrb_memory): Likewise.
12069 (*sse4_1_pextrw_memory): Likewise.
12070 (*sse4_1_pextrq): Likewise.
12071 (sse4_1_blendpd): Likewise.
12072 (sse4_1_blendps): Likewise.
12073 (sse4_1_blendvpd): Likewise.
12074 (sse4_1_blendvps): Likewise.
12075 (sse4_1_dppd): Likewise.
12076 (sse4_1_dpps): Likewise.
12077 (sse4_1_movntdqa): Likewise.
12078 (sse4_1_mpsadbw): Likewise.
12079 (sse4_1_packusdw): Likewise.
12080 (sse4_1_pblendvb): Likewise.
12081 (sse4_1_pblendw): Likewise.
12082 (sse4_1_phminposuw): Likewise.
12083 (sse4_1_extendv8qiv8hi2): Likewise.
12084 (*sse4_1_extendv8qiv8hi2): Likewise.
12085 (sse4_1_extendv4qiv4si2): Likewise.
12086 (*sse4_1_extendv4qiv4si2): Likewise.
12087 (sse4_1_extendv2qiv2di2): Likewise.
12088 (*sse4_1_extendv2qiv2di2): Likewise.
12089 (sse4_1_extendv4hiv4si2): Likewise.
12090 (*sse4_1_extendv4hiv4si2): Likewise.
12091 (sse4_1_extendv2hiv2di2): Likewise.
12092 (*sse4_1_extendv2hiv2di2): Likewise.
12093 (sse4_1_extendv2siv2di2): Likewise.
12094 (*sse4_1_extendv2siv2di2): Likewise.
12095 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12096 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12097 (sse4_1_zero_extendv4qiv4si2): Likewise.
12098 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12099 (sse4_1_zero_extendv2qiv2di2): Likewise.
12100 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12101 (sse4_1_zero_extendv4hiv4si2): Likewise.
12102 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12103 (sse4_1_zero_extendv2hiv2di2): Likewise.
12104 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12105 (sse4_1_zero_extendv2siv2di2): Likewise.
12106 (*sse4_1_zero_extendv2siv2di2): Likewise.
12107 (sse4_1_roundpd): Likewise.
12108 (sse4_1_roundps): Likewise.
12109 (sse4_1_roundsd): Likewise.
12110 (sse4_1_roundss): Likewise.
12111 (mulv4si3): Don't expand for SSE4.1.
12112 (smax<mode>3): Likewise.
12113 (umaxv4si3): Likewise.
12114 (uminv16qi3): Likewise.
12115 (umin<mode>3): Likewise.
12116 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12118 * doc/extend.texi: Document SSE4.1 built-in functions.
12120 * doc/invoke.texi: Document -msse4.1.
12122 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12124 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12125 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12126 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12127 (ASM_SPEC): Add asm_pcrel_spec.
12128 (EXTRA_SPECS): Add asm_pcrel_spec.
12130 2007-05-21 David Daney <ddaney@avtrex.com>
12132 * doc/install.texi (Building a cross compiler): Add requirements
12133 for Java cross compiler.
12135 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12137 PR middle-end/31995
12138 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12139 Add loopno argument. Use evolution_function_is_invariant_rec_p
12140 instead of evolution_function_is_constant_p.
12141 Update calls to evolution_function_is_affine_multivariate_p.
12142 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12143 Add loopno argument.
12144 * tree-scalar-evolution.c (gather_chrec_stats): Call
12145 evolution_function_is_affine_multivariate_p with a loop
12147 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12148 (analyze_overlapping_iterations): Likewise.
12149 (access_functions_are_affine_or_constant_p): Likewise.
12150 (build_classic_dist_vector_1): If the access functions
12151 are equal, don't do anything.
12153 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12154 Paolo Carlini <pcarlini@suse.de>
12155 Uros Bizjak <ubizjak@gmail.com>
12157 * c-cppbuiltin.c (c_cpp_builtins): Define
12158 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12159 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12160 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12161 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12163 2007-05-21 Mike Stump <mrs@apple.com>
12165 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12167 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12169 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12171 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12172 implementation if __OPTIMIZE__ is not defined.
12173 (_mm_alignr_pi8): Ditto.
12174 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12175 (_mm_inserti_si64): Ditto.
12176 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12177 (_mm_slli_epi16): Ditto.
12178 (_mm_slli_epi32): Ditto.
12179 (_mm_slli_epi64): Ditto.
12180 (_mm_srai_epi16): Ditto.
12181 (_mm_srai_epi32): Ditto.
12182 (_mm_srli_si128): Ditto.
12183 (_mm_slli_si128): Ditto.
12184 (_mm_srli_epi16): Ditto.
12185 (_mm_srli_epi32): Ditto.
12186 (_mm_srli_epi64): Ditto.
12187 (_mm_extract_epi16): Ditto.
12188 (_mm_insert_epi16): Ditto.
12189 (_mm_shufflehi_epi16): Ditto.
12190 (_mm_shufflelo_epi16): Ditto.
12191 (_mm_shuffle_epi32): Ditto.
12192 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12193 (_m_pextrw): Ditto.
12194 (_mm_insert_pi16): Ditto.
12195 (_m_pinsrw): Ditto.
12196 (_mm_shuffle_pi16): Ditto.
12197 (_m_pshufw): Ditto.
12198 (_mm_shufle_ps): Ditto.
12199 (_mm_prefetch): Ditto.
12201 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12203 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12204 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12205 * real.c (encode_i370_single, decode_i370_single,
12206 encode_i370_double, decode_i370_double): Functions removed.
12207 (i370_single_format, i370_double_format): Initializations removed.
12208 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12209 Consider the log2_b field to always be one.
12210 (ieee_single_format, mips_single_format, coldfire_single_format,
12211 ieee_double_format, mips_double_format, coldfire_double_format,
12212 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12213 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12214 ibm_extended_format, mips_extended_format, ieee_quad_format,
12215 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12216 decimal_single_format, decimal_double_format, decimal_quad_format,
12217 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12218 initialization of log2_b.
12219 * real.h (i370_single_format, i370_double_format): Declarations
12221 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12222 field to always be one.
12224 2007-05-21 Andreas Schwab <schwab@suse.de>
12226 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12227 NOTE_INSN_BASIC_BLOCK_P.
12228 (process_for_unwind_directive): Likewise.
12230 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12232 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12233 * function.h (struct function): Move va_list_gpr_size,
12234 va_list_fpr_size, function_frequency to front of bitfields. Add
12236 (current_function_calls_unwind_init): New.
12237 * except.c (expand_builtin_unwind_init): Set
12238 current_function_calls_unwind_init not
12239 current_function_has_nonlocal_label.
12240 * reload1.c (has_nonexceptional_receiver): New.
12241 (reload): Use it and current_function_calls_unwind_init to
12242 determine whether call-saved regs must be saved.
12244 2007-05-20 Jan Hubicka <jh@suse.cz>
12246 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12247 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12248 * ddg.c (create_ddg): LIkewise.
12249 * final.c (final): Remove hunk moving line number notes around since
12250 they are no longer present at this stage.
12251 (final_scan_insn): Use NOTE_KIND instead of
12252 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12253 (output_asm_label): Likewise.
12254 * reorg.c (dbr_schedule): Likewise.
12255 * haifa-sched.c (unlink_other_notes): Likewise.
12256 * mode-switching.c (optimize_mode_switching): Likewise.
12257 * graph.c (start_bb): Likewise.
12258 * rtl.def (NOTE): Update description.
12259 * jump.c (squeeze_notes): Delete.
12260 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12261 NOTE_INSN_BASIC_BLOCK_P when possible.
12262 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12263 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12264 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12265 (dwarf2out_var_location): Likewise.
12266 * cfgbuild.c (make_edges): Likewise.
12267 (find_basic_blocks_1): Likewise.
12268 * function.c (reorder_blocks_1): Likewise.
12269 (epilogue_done): Likewise.
12270 (reposition_prologue_and_epilogue_notes): Likewise.
12271 * print-rtl.c (print_rtx): Likewise; drop code for printing
12273 (print_rtl): Likewise.
12274 (print_rtl_single): Likewise.
12275 * gcse.c (insert_insn_start_bb): Likewise.
12276 * alias.c (init_alias_analysis): Likewise.
12277 * calls.c (fixup_tail_calls): Likewise.
12278 * except.c (sjlj_emit_function_enter): Likewise.
12279 * emit-rtl.c (add_insn_after): Likeiwse.
12280 (emit_label_before): Likewise.
12281 (emit_label_after): Likewise.
12282 (emit_note_before, emit_note_after, emit_note): Update
12283 parameter to be enum insn_note; do not deal with source
12285 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12286 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12288 (merge_blocks_move_successor_nojumps): Simplify now when
12289 we don't have BLOCK notes.
12290 (try_optimize_cfg): Likewise.
12291 * cfglayout.c (skip_insns_after_block): Likewise.
12292 (record_effective_endpoints): Likewise.
12293 (duplicate_insn_chain): Likewise.
12294 * varasm.c (output_constant_pool_1): Likewise.
12295 * sched-deps.c (sched_analyze): Likewise.
12296 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12298 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12299 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12300 (SET_INSN_DELETED): Simplify.
12301 (NOTE_LINE_NUMBER): Exterminate.
12302 (NOTE_LINE_KIND): New.
12303 (NOTE_INSN_BASIC_BLOCK_P): Update.
12304 (enum insn_note): Simplify.
12305 (GET_NOTE_INSN_NAME) Simplify.
12306 (emit_note_before, emit_note_after, emit_note): Update prototype.
12307 (squeeze_notes): Remove.
12308 * sched-int.h (NOTE_NOT_BB_P): Update.
12309 * resource.c (mark_target_live_regs): Update.
12310 * sched-rgn.c (debug_dependencies): Update.
12311 * sched-vis.c (print_insn): Update.
12312 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12313 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12314 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12315 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12316 (split_branches): Update.
12317 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12319 (sh_adjust_unroll_max): Exterminate.
12320 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12321 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12322 (m68hc11_reorg): Likewise.
12323 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12324 (emit_predicate_relation_info): Update.
12325 (process_for_unwind_directive): Update.
12326 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12327 (output_call): Update.
12328 * config/pa/pa.c (output_lbranch): Update.
12329 (output_millicode_call): Update.
12330 (output_call): Update.
12331 (pa_combine_instructions): Update.
12332 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12333 * config/bfin/bfin.c (gen_one_bundle): Update.
12334 * cfgrtl.c (can_delete_note_p): Update.
12335 (delete_insn): Update.
12336 (rtl_merge_blocks): Update.
12337 (commit_one_edge_insertion): Update.
12338 (rtl_verify_flow_info): Update.
12339 * stmt.c (expand_case): Do not call squeeze_notes.
12341 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12348 * c.opt (Wtype-limits): New.
12349 * doc/invoke.texi (Wtype-limits): Document it.
12350 (Wextra): Enabled by -Wextra.
12351 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12352 * c-common.c (shorten_compare): Warn with Wtype-limits.
12354 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12356 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12357 inlined function, not as a macro.
12358 (_mm_alignr_pi8): Ditto.
12359 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12360 (_mm_inserti_si64): Ditto.
12361 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12362 (_mm_extract_epi16): Ditto.
12363 (_mm_insert_epi16): Ditto.
12364 (_mm_shufflehi_epi16): Ditto.
12365 (_mm_shufflelo_epi16): Ditto.
12366 (_mm_shuffle_epi32): Ditto.
12367 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12368 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12370 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12372 (_m_to_float): Use C89 compatible assignment.
12374 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12377 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12379 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12382 * doc/invoke.texi (Wreturn-type): Complete description.
12383 (Wextra): Delete item about return-type warning.
12384 * c-decl.c: Delete redundant Wextra warning.
12386 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12389 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12390 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12391 inlined function, not as a macro.
12392 (_mm_prefetch): Ditto.
12393 (_m_pextrw): Ditto.
12394 (_mm_insert_pi16): Ditto.
12395 (_m_pinsrw): Ditto.
12396 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12397 (_m_pshufw): Ditto. Add const to __N argument.
12398 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12399 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12400 (_mm_slli_epi32): Ditto.
12401 (_mm_srli_si128): Implement as always inlined function, not as a
12402 macro. Add __inline to function declaration.
12403 (_mm_slli_si128): Ditto.
12405 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12407 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12408 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12410 (struct fenv): New structure.
12411 (FP_HANDLE_EXCEPTIONS): New define.
12412 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12413 (_FP_DECL_EXP): New define.
12414 (FP_INIT_ROUNDMODE): New define.
12415 (FP_ROUNDMODE): New define.
12417 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12419 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12420 (Wconversion): Update description.
12421 (Wconversion-sign): New.
12422 * c.opt (Wconversion-sign): New.
12423 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12424 means disabled for C++. Otherwise, take the status of Wconversion.
12425 * c-common.c (conversion_warning): Warn with either Wconversion or
12427 (warnings_for_convert_and_check): Conditions are already checked by
12428 conversion_warning.
12429 (convert_and_check): Don't check warnings if the conversion failed.
12431 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12432 Anatoly Sokolov <aesok@dol.ru>
12434 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12435 avr_epilogue_uses) : Add declaration.
12436 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12437 * config/avr/constraints.md (R): New constraint.
12438 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12439 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12440 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12441 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12442 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12443 call_prologue_saves, epilogue_restores, return_from_epilogue,
12444 return_from_main_epilogue, return_from_interrupt_epilogue,
12445 return_from_naked_epilogue, prologue, epilogue): New patterns.
12446 (jump): Handle symbol reference.
12447 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12448 avr_output_function_prologue, avr_output_function_epilogue): Remove
12450 (avr_init_machine_status, expand_prologue, expand_epilogue,
12451 avr_asm_function_end_prologue, avr_epilogue_uses,
12452 avr_asm_function_begin_epilogue): New functions.
12453 (prologue_size, epilogue_size, jump_tables_size): Remove global
12455 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12456 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12457 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12458 (avr_override_options): Initialise init_machine_status.
12459 (output_movhi): Handle all stack pointer loads.
12460 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12461 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12462 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12463 (EPILOGUE_USES) Redefine.
12464 (machine_function) Declare.
12466 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12468 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12469 Use a single return statement.
12471 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12473 PR middle-end/30250
12474 * builtins.c (do_mpfr_lgamma_r): New.
12475 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12476 * tree.h (CASE_FLT_FN_REENT): New.
12478 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12480 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12481 (output_die): Use 'unsigned long' with %x.
12482 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12483 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12484 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12486 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12488 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12493 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12494 true if function has no argument.
12496 2007-05-18 DJ Delorie <dj@redhat.com>
12498 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12499 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12501 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12503 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12504 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12505 count_trailing_zeros.
12506 (__i386__): Implement count_leading_zeros using __builtin_clz().
12507 Implement count_trailing_zeros usign __builtin_ctz().
12509 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12511 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12513 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12515 PR middle-end/31344
12516 * expr.c (emit_move_change_mode): Change mode of push operands here.
12518 2007-05-17 Ian Lance Taylor <iant@google.com>
12520 PR tree-optimization/31953
12521 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12522 Change all callers.
12523 (set_value_range_to_null): Call set_value_range_to_value.
12524 (extract_range_from_comparison): Likewise.
12526 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12528 * toplev.c (print_version): Output GMP/MPFR version info.
12530 * builtins.c (CASE_MATHFN_REENT): New macro.
12531 (mathfn_built_in): Use it.
12532 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12533 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12534 BUILT_IN_LGAMMAL_R): New.
12535 * doc/extend.texi: Document new builtins.
12537 PR middle-end/31796
12538 * builtins.c (do_mpfr_remquo): New.
12539 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12540 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12542 PR middle-end/30251
12543 * builtins.c (fold_builtin_1): Handle y0, y1.
12544 (fold_builtin_2): Handle yn.
12546 PR middle-end/30251
12547 * builtins.c (do_mpfr_bessel_n): New.
12548 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12549 (fold_builtin_2): Handle BUILT_IN_JN.
12551 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12554 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12555 TYPE_PRECISION (intmax_type_node).
12557 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12560 * reload.c (subst_reloads): Remove checking.
12562 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12564 PR rtl-optimization/31691
12565 * combine.c (simplify_set): Build a new src pattern instead of
12566 substituting its operands in the COMPARE case.
12568 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12570 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12571 (execute_vrp): Preserve loops through jump threading.
12572 * tree-ssa-threadupdate.c (thread_single_edge,
12573 dbds_continue_enumeration_p, determine_bb_domination_status,
12574 thread_through_loop_header): New functions.
12575 (create_edge_and_update_destination_phis,
12576 create_edge_and_update_destination_phis): Set loops for the new blocks.
12577 (prune_undesirable_thread_requests): Removed.
12578 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12580 (thread_block): Do not call prune_undesirable_thread_requests.
12582 (mark_threaded_blocks): Select edges to thread here.
12583 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12584 Thread edges through loop headers independently.
12585 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12586 * tree-pass.h (TODO_mark_first_instance): New.
12587 (first_pass_instance): Declare.
12588 * cfghooks.c (duplicate_block): Put the block to the original loop
12589 if copy is not specified.
12590 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12591 jump threading. Pass may_peel_loop_headers to
12592 thread_through_all_blocks according to first_pass_instance.
12593 * cfgloop.h (create_preheader): Declare.
12594 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12595 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12596 * passes.c (first_pass_instance): New variable.
12597 (next_pass_1): Set TODO_mark_first_instance.
12598 (execute_todo): Set first_pass_instance.
12600 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12602 PR tree-optimization/24659
12603 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12604 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12605 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12606 OTI_vec_pack_ufix_trunc.
12607 (vec_unpacks_float_hi_optab): Define new macro.
12608 (vec_unpacks_float_lo_optab): Ditto.
12609 (vec_unpacku_float_hi_optab): Ditto.
12610 (vec_unpacku_float_lo_optab): Ditto.
12611 (vec_pack_sfix_trunc_optab): Ditto.
12612 (vec_pack_ufix_trunc_optab): Ditto.
12613 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12614 and vec_pack_[s|u]fix_trunc_optab using
12615 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12616 * tree-vectorizer.c (supportable_widening_operation): Handle
12617 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12618 (supportable_narrowing_operation): New function.
12619 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12620 * tree-vect-transform.c (vectorizable_conversion): Handle
12621 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12622 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12623 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12624 to check for target support.
12625 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12626 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12627 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12628 for VEC_PACK_FIX_TRUNC_EXPR.
12629 (expand_binop): Special case mode of the result for
12630 vec_pack_[u|s]fix_trunc_optab.
12631 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12632 vec_pack_[u|s]fix_trunc_optab.
12634 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12635 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12636 * tree-pretty-print.c (dump_generic_node): Handle
12637 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12638 VEC_PACK_FIX_TRUNC_EXPR.
12640 * expr.c (expand_expr_real_1): Ditto.
12641 * tree-inline.c (estimate_num_insns_1): Ditto.
12642 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12644 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12645 (vec_unpacks_float_lo_v8hi): Ditto.
12646 (vec_unpacku_float_hi_v8hi): Ditto.
12647 (vec_unpacku_float_lo_v8hi): Ditto.
12648 (vec_unpacks_float_hi_v4si): Ditto.
12649 (vec_unpacks_float_lo_v4si): Ditto.
12650 (vec_pack_sfix_trunc_v2df): Ditto.
12652 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12654 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12655 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12656 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12657 [vec_pack_ufix_trunc]: Ditto.
12658 [vec_unpacks_float_hi]: Ditto.
12659 [vec_unpacks_float_lo]: Ditto.
12660 [vec_unpacku_float_hi]: Ditto.
12661 [vec_unpacku_float_lo]: Ditto.
12663 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12665 * soft-fp/README: Update for new files.
12666 * soft-fp/floattisf.c: New file.
12667 * soft-fp/floattidf.c: New file.
12668 * soft-fp/floattitf.c: New file.
12669 * soft-fp/floatuntisf.c: New file.
12670 * soft-fp/floatuntidf.c: New file.
12671 * soft-fp/floatuntitf.c: New file.
12672 * soft-fp/fixsfti.c: New file.
12673 * soft-fp/fixdfti.c: New file.
12674 * soft-fp/fixtfti.c: New file.
12675 * soft-fp/fixunssfti.c: New file.
12676 * soft-fp/fixunsdfti.c: New file.
12677 * soft-fp/fixunstfti.c: New file.
12678 * soft-fp/extendxftf.c: New file.
12679 * soft-fp/trunctfxf.c: New file.
12681 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12682 (__trunctfxf2): Ditto.
12684 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12685 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12686 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12687 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12688 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12689 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12691 * config/i386/t-fprules-softfp64: New file.
12692 * config/i386/sfp-machine.h: New file.
12693 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12694 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12695 and soft-fp/t-softfp to tmake_file.
12696 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12697 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12699 * config/i386/t-linux64 (softfp_wrap_start): New.
12700 (softfp_wrap_end): New.
12701 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12702 supported for TARGET_64BIT.
12704 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12706 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12707 c_common_unsigned_type behavior.
12709 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12711 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12714 2007-05-16 Eric Christopher <echristo@apple.com>
12716 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12717 saving after stack push. Set sp_offset whenever we push.
12718 (rs6000_emit_epilogue): Move altivec register restore before
12721 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12723 * configure.ac: Allow sysroots to be relocated under $prefix as
12724 well as $exec_prefix.
12725 * configure: Regenerate.
12727 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12731 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12733 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12734 (gcc_tooldir): Likewise.
12735 * configure: Regenerate.
12736 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12737 old configure.ac gcc_tooldir setting.
12738 (prefix_to_exec_prefix): New variable.
12739 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12740 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12742 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12744 * c-typeck.c (build_binary_op): Return early for error.
12746 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12748 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12749 struct nb_iter_bound.
12750 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12751 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12752 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12753 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12754 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12755 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12756 (del_scev_info): Use ggc_free.
12757 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12758 * loop-init.c: Include ggc.h.
12759 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12760 (loop_optimizer_finalize): Use ggc_free.
12761 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12762 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12763 pass_iv_optimize): Add TODO_ggc_collect.
12764 * function.h (struct function): Remove skip marker from
12766 * cfgloop.c: Include ggc.h.
12767 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12769 (establish_preds): Vector superloops is gc allocated.
12770 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12772 (flow_loops_find): Vector larray is gc allocated.
12773 (loop_exit_free): Use ggc_free.
12774 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12775 that head of exits list is now not a part of struct loop.
12776 (record_loop_exits): Allocate exits table in gc memory.
12777 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12778 that head of exits list is now not a part of struct loop.
12779 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12780 struct loop_exit): Add GTY marker.
12781 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12782 Add skip marker to aux field. Make head of exits list a separate
12784 (struct loops): Add GTY marker. Make larray vector gc allocated.
12785 Add param marker to exits table.
12786 (get_loops): Type changed.
12787 * Makefile.in (tree-scalar-evolution.o): Add
12788 gt-tree-scalar-evolution.h dependency.
12789 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12790 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12791 * basic-block.h (struct basic_block_def): Remove skip marker from
12794 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12796 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12797 of 0 in the call to expand_expr().
12798 (expand_builtin_mathfn_3): Ditto.
12799 (expand_builtin_interclass_mathfn): Ditto.
12800 (expand_builtin_cexpi): Ditto.
12801 (expand_builtin_int_roundingfn): Ditto.
12802 (expand_builtin_int_roundingfn_2): Ditto.
12803 (expand_builtin_pow): Ditto.
12804 (expand_builtin_powi): Ditto.
12805 (expand_builtin_bswap): Ditto.
12806 (expand_builtin_unop): Ditto.
12807 (expand_builtin_fabs): Ditto.
12808 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12809 the call to expand_expr().
12810 (expand_builtin_sync_operation): Ditto.
12811 (expand_builtin_compare_and_swap): Ditto.
12812 (expand_builtin_lock_test_and_set): Ditto.
12813 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12814 instead of 0 in the call to expand_expr().
12815 (expand_builtin_extract_return_addr): Ditto.
12816 (expand_builtin_eh_return): Ditto.
12817 (expand_eh_return): Ditto.
12818 * explow.c (expr_size): Ditto.
12819 * expr.c (optimize_bitfield_assignment_op): Ditto.
12820 (expand_assignement): Ditto.
12821 (store_expr): Ditto.
12822 (store_field): Ditto.
12823 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12824 the call to expand_expr().
12825 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12826 in the call to expand_expr().
12827 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12828 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12829 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12831 * optabs.c (expand_vec_shift_expr): Ditto.
12832 (expand_vec_cond_expr): Ditto.
12833 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12834 call to expand_expr().
12835 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12836 in the call to expand_expr().
12838 2007-05-14 Dave Korn <dave.korn@artimi.com>
12840 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12842 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12844 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12845 instead of c_common_unsigned_type.
12846 (c_common_unsigned_type): Remove.
12847 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12848 c_common_unsigned_type.
12849 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12850 c_common_unsigned_type.
12851 * c-common.h (c_common_unsigned_type): Remove.
12852 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12853 c_common_unsigned_type.
12854 * c-format.c (check_format_types): Use unsigned_type_for instead of
12855 c_common_unsigned_type.
12856 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12857 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12858 of c_common_unsigned_type.
12859 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12860 lang_hooks.types.unsigned_type.
12861 * expmed.c (make_tree): Use unsigned_type_for instead of
12862 lang_hooks.types.unsigned_type.
12863 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12864 lang_hooks.types.unsigned_type.
12865 (build_range_check): Likewise.
12866 (fold_unary): Likewise.
12867 (fold_binary): Likewise.
12868 (fold_ternary): Likewise.
12869 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12870 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12871 * tree.c (get_unsigned_type): New.
12872 (unsigned_type_for): Use get_unsigned_type instead of
12873 lang_hooks.types.unsigned_type.
12875 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12877 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12878 to m68k_get_function_kind. Update its prototype.
12879 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12881 (m68k_interrupt_function_p): Return enum m68k_function_type
12882 instead of bool. Rename to m68k_get_function_kind.
12883 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12884 target is not fido.
12885 (m68k_compute_frame_layout): Don't mark any register for save
12886 if an interrupt_thread attribute is specified.
12887 (m68k_hard_regno_rename_ok): Update a use of
12888 m68k_interrupt_function_p.
12889 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12890 m68k_interrupt_function_p.
12891 (m68k_function_type): New.
12892 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12893 for a function with an interrupt_thread attribute.
12894 * doc/extend.texi: Document the interrupt_thread attribute.
12896 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12898 Fix PR tree-optimization/31911
12899 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12900 if they didn't change the expression.
12902 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12904 * tree-scalar-evolution.c (resolve_mixers): Exported.
12905 * tree-scalar-evolution.h (resolve_mixers): Declare.
12906 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12907 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12908 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12909 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12910 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12911 strip_conversion, analyze_offset_expr, address_analysis,
12912 object_analysis, analyze_offset): Removed.
12913 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12914 split_constant_offset, canonicalize_base_object_address,
12915 object_address_invariant_in_loop_p, disjoint_objects_p,
12916 dr_may_alias_p, dr_address_invariant_p): New functions.
12917 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12918 and dr_analyze_alias.
12919 (initialize_data_dependence_relation): Use dr_may_alias_p
12920 and object_address_invariant_in_loop_p.
12921 (compute_self_dependence): Handle the case when
12922 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12923 (find_data_references_in_stmt): Restrict the analysis of data
12924 references to the given loop nest.
12925 (find_data_references_in_loop): Made static. Pass loop nest to
12926 find_data_references_in_stmt.
12927 (compute_data_dependences_for_loop): Use DR_VOPS.
12928 (free_data_ref): Free DR_VOPS.
12929 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12930 (struct innermost_loop_behavior): ... new.
12931 (struct base_object_info): Replaced by ...
12932 (struct indices): ... new.
12933 (struct dr_alias): New.
12934 (enum data_ref_type): Removed.
12935 (struct data_reference): Consist of struct innermost_loop_behavior,
12936 struct indices and struct dr_alias.
12937 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12938 (DR_MEMTAG): Renamed to ...
12939 (DR_SYMBOL_TAG): ... this.
12940 (find_data_references_in_loop): Declaration removed.
12941 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12942 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12943 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12944 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12946 2007-05-13 Revital Eres <eres@il.ibm.com>
12948 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12949 which walks virtual def-use chains to find redundant stores.
12950 (dse_optimize_stmt): Call it.
12952 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12954 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12955 * passes.c (init_optimization_passes): Move pass_jump_bypass
12958 * basic-block.h (bb_has_eh_pred): Fix style issue.
12960 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12962 PR rtl-optimization/31848
12963 * loop-invariant.c (move_invariant_reg): If we move an insn
12964 with a REG_EQUAL note, and that insn is not always executed,
12965 remove the REG_EQUAL note.
12967 2007-05-12 Richard Guenther <rguenther@suse.de>
12969 PR tree-optimization/31797
12970 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12971 propagate into a stmt that has volatile ops.
12973 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12975 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12976 (gcc_tooldir): Likewise.
12977 * configure: Regenerate.
12978 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12979 old configure.ac gcc_tooldir setting.
12980 (prefix_to_exec_prefix): New variable.
12981 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12982 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12984 2007-05-11 Silvius Rus <rus@google.com>
12986 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12987 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12988 * c-common.h (strict_aliasing_warning): Change return type.
12989 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12990 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12991 (build_c_cast): Condition call to strict_aliasing_warning.
12992 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12993 * flags.h (set_Wstrict_aliasing): Declare.
12994 * opts.c (set_Wstrict_alising): Define, add call to.
12995 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12996 * tree-ssa-alias-warnings.c: New file.
12997 * tree-ssa-alias.c (compute_may_aliases): Add call to
12998 strict_aliasing_warning_backend.
13000 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13002 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13003 Use loop_depth and loop_outer accessor functions.
13004 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13005 determine_invariantness_stmt, move_computations_stmt): Ditto.
13006 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13007 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13008 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13009 * tree-scalar-evolution.c (interpret_loop_phi,
13010 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13011 instantiate_parameters_1, scev_const_prop): Ditto.
13012 * cfghooks.c (make_forwarder_block): Ditto.
13013 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13014 * modulo-sched.c (loop_canon_p): Ditto.
13015 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13016 slpeel_can_duplicate_loop_p): Ditto.
13017 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13018 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13019 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13020 cancel_loop, verify_loop_structure): Ditto.
13021 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13022 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13023 superloops vector instead of "pred" array.
13024 (establish_preds): Take father loop as an argument. Initialize the
13026 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13027 Do not initialize loop->outer.
13028 (flow_loop_tree_node_remove): Truncate the superloops vector.
13029 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13030 "pred" merged to "superloops" vector.
13031 (loop_depth, loop_outer): New.
13032 (fel_init): Use loop_outer.
13034 2007-05-11 Jan Hubicka <jh@suse.cz>
13036 * cgraphunit.c: Include gt-cgraphunit.h
13037 (static_ctors, static_dtors): New static vars.
13038 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13039 based on implementation in c-common.c
13040 (cgraph_finalize_function): Call record_cdtor_fn.
13041 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13042 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13043 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13044 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13045 build_cdtor, c_build_cdtor_fns): Remove.
13046 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13047 c_build_cdtor_fns): Remove prototype.
13049 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13052 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13053 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13054 * builtins.c (fold_builtin_memchr): New.
13055 (expand_builtin_memchr): Call the latter.
13056 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13057 * doc/extend.texi ([Other built-in functions provided by GCC]):
13060 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13062 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13063 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13064 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13065 PFPO_OP1_TYPE_SHIFT): Constants added.
13066 (DFP_ALL): Mode macro defined.
13067 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13068 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13069 Insn definitions added.
13070 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13071 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13074 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13076 PR tree-optimization/31885
13077 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13078 NULL_TREE to be undetermined.
13079 (automatically_generated_chrec_p): Return false for NULL.
13081 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13083 * config/bfin/bfin.h (MOVE_RATIO): Define.
13085 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13087 * config.gcc (sparc-wrs-vxworks): New target.
13088 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13089 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13090 * config/sparc/sparc.h: Include vxworks-dummy.h.
13091 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13092 include LABEL_REFs too.
13093 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13094 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13096 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13098 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13099 (sparc_emit_call_insn): New function.
13100 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13101 functions when generating VxWorks PIC.
13102 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13103 (call, call_value): Use sparc_emit_call_insn instead of
13106 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13108 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13110 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13112 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13113 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13114 split_double instead of operand_subword.
13116 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13118 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13119 * config/bfin/bfin.c (bfin_local_alignment): New function.
13120 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13122 2007-05-08 Chao-ying Fu <fu@mips.com>
13124 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13125 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13126 (smsub_widen_optab, umsub_widen_optab): Define.
13127 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13129 * genopinit.c (optabs): Fill in smsub_widen_optab and
13131 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13132 and umsub_widen_optab to implement multiply-subtract sequences.
13133 * config/mips/mips.md (*msac<u>_di): Rename to...
13134 (<u>msubsidi4): ...this. Extend condition to include
13135 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13136 of operand 0 to "ka" and use the three-operand form of msub<u>
13138 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13141 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13143 PR rtl-optimization/28011
13144 * reload.c (push_reload): Set dont_share if IN appears in OUT
13145 also when IN is a PLUS rtx.
13146 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13149 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13151 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13152 call unshare_all_decls.
13153 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13154 (unshare_all_decls): Remove.
13156 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13159 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13162 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13163 Nigel Stephens <nigel@mips.com>
13165 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13166 Update comments and all uses.
13167 (MIN_FPRS_PER_FMT): Define.
13168 * config/mips/mips.c (function_arg): Fix to correctly handle
13169 the -mips32r2 -mfp64 -mabi=32 case.
13170 (override_options): Enable use of odd-numbered registers for
13171 SFmode values on MIPS32.
13172 (mips_save_reg_p): Save whole floating-point register pair if
13173 either half is used.
13174 (compute_frame_size): Fix comment.
13176 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13178 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13179 argument of type bool.
13180 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13181 argument. Safely select temporary P register according to it.
13182 (do_link): Change call site of add_to_reg accordingly.
13183 (do_unlink): Add epilogue_p as a fourth argument and pass it
13185 (expand_interrupt_handler_epilogue): Change call of do_unlink
13187 (bfin_expand_prologue): Add a third argument sibcall_p.
13188 * config/bfin/bfin.md (epilogue): Change call of
13189 bfin_expand_epilogue accordingly.
13190 (sibcall_epilogue): Likewise.
13191 (eh_return_internal): Likewise.
13193 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13194 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13195 * config/bfin/bfin.c (bfin_handle_option): Handle
13196 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13197 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13198 Support bf534, bf536 and bf561.
13199 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13201 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13204 * config/i386/i386.c (ix86_function_regparm): Process local
13205 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13207 2007-05-07 Mike Stump <mrs@apple.com>
13209 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13210 also checks for and while statements in C++.
13212 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13214 * gcc.c (at_file_supplied): New variable.
13215 (main): Set it if we expanded argv.
13216 (do_spec_1): Pass an @-file to the linker if we were called with
13217 an @-file argument and HAVE_GNU_LD.
13218 * collect2.c (at_file_supplied): New variable.
13219 (response_file): New variable.
13220 (collect_exit): Unlink response_file if necessary.
13221 (handler): Likewise.
13222 (do_wait): Likewise.
13223 (main): Set at_file_supplied if we expanded argv.
13224 (collect_execute): Pass an @-file to subprocesses if we were called
13225 with an @-file argument.
13226 * configure.ac: Add define for HAVE_GNU_LD.
13227 * configure: Regenerate.
13228 * config.in: Regenerate.
13230 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13232 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13233 operand to HI mode.
13238 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13240 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13241 (TARGET_ENCODE_SECTION_INFO): Re-define.
13242 (m32c_encode_section_info): New
13243 (function_vector_handler): New
13244 (current_function_special_page_vector): New
13245 (m32c_special_page_vector_p): New.
13246 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13248 * config/m32c/jump.md: Added instruction JSRS for functions
13249 with attribute "function_vector".
13250 * doc/extend.texi (function_vector): Added description
13251 for M16C, M32C targets.
13253 2007-05-07 DJ Delorie <dj@redhat.com>
13256 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13257 ashrpsi3, lshrpsi3): Update shift count constraint.
13259 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13260 Nathan Froyd <froydnj@codesourcery.com>
13263 * c-incpath.c (add_path): Strip trailing path separators.
13265 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13267 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13268 Free dominance info before purging EH edges.
13269 (eliminate_degenerate_phis): Likewise.
13270 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13272 2007-05-07 Jan Hubicka <jh@suse.cz>
13274 * gimplify.c (gimplify_expr): Do not crash when folding
13275 (void *)(int)&a + 4.
13277 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13280 * c-opts.c (lang_fortran): Make it non static.
13281 * c-common.h (lang_fortran): New prototype.
13282 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13283 -lang-fortran option was passed by the driver.
13285 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13287 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13288 of ASSERT_CHECKING. Tweak message.
13290 2007-05-06 Revital Eres <eres@il.ibm.com>
13293 * loop-unroll.c (insert_var_expansion_initialization):
13294 Initialize the expansions with -zero instead of +zero.
13296 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13298 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13299 into pic and non-pic versions. Mark r19 as used for
13300 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13301 for tgd_load, tld_load and tie_load .
13302 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13303 version of tgd_load, tld_load and tie_load depending on the
13306 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13307 Jakub Jelinek <jakub@redhat.com>
13309 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13310 (__do_global_dtors_aux): Use more paranoid loop to run
13311 destructors if HIDDEN_DTOR_LIST_END.
13312 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13314 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13316 * varasm.c (align_variable): Don't increase alignment for
13317 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13318 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13320 2007-05-04 Josh Conner <jconner@apple.com>
13322 * basic-block.h (cdi_direction): Assign values to all enumeration
13324 (dom_computed): Remove.
13325 (dom_info_state): New.
13326 (set_dom_info_availability): New.
13327 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13328 walk_data.dom_direction.
13329 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13330 instead of dom_computed[].
13331 (split_edge): Likewise.
13332 (create_basic_block): Likewise.
13333 (merge_blocks): Likewise.
13334 * ifcvt.c (find_if_header): Likewise.
13335 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13336 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13337 * tree-ssa.c (verify_ssa): Likewise.
13338 * tree-cfg.c (tree_verify_flow_info): Likewise.
13339 (remove_edge_and_dominated_blocks): Likewise.
13340 * dominance.c (dom_computed): Make static.
13341 (calc_dfs_tree_nonrec): Change third param to a bool.
13342 (calc_dfs_tree): Change second param to a bool.
13343 (calc_idioms): Change second param to a bool. Use
13344 dom_convert_dir_to_idx.
13345 (init_dom_info): Validate dir before using.
13346 (dom_convert_dir_to_idx): New.
13347 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13348 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13349 (free_dominance_info): Use dom_convert_dir_to_idx.
13350 (get_immediate_dominator): Likewise.
13351 (set_immediate_dominator): Likewise.
13352 (get_dominated_by): Likewise.
13353 (redirect_immediate_dominators): Likewise.
13354 (nearest_common_denominator): Likewise.
13355 (dominated_by_p): Likewise.
13356 (bb_dom_dfs_in): Likewise.
13357 (bb_dom_dfs_out): Likewise.
13358 (recount_dominator): Likewise.
13359 (iterate_fix_dominators): Likewise.
13360 (add_to_dominance_info): Likewise.
13361 (delete_from_dominance_info): Likewise.
13362 (first_dom_son): Likewise.
13363 (next_dom_son): Likewise.
13364 (dom_info_available_p): Likewise.
13365 (dom_info_state): New.
13366 (set_dom_info_availability): New.
13368 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13370 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13372 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13374 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13376 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13377 (subdi3, subdi_carry): Delete.
13379 2007-05-04 Jan Hubicka <jh@suse.cz>
13380 Richard Guenther <rguenther@suse.de>
13382 * opts.c (decode_options): Do not fiddle with inlining
13383 parameters in case of optimizing for size.
13384 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13385 for size do nothing.
13386 (cgraph_decide_inlining_of_small_function): When optimizing for
13387 size never inline functions increasing caller size.
13388 (cgraph_early_inlining): Inline for size when optimizing for size.
13390 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13392 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13393 logical operations piecewise.
13394 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13395 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13396 subdi_sesidi_di): Delete.
13397 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13398 the generated sequence. Allow three-reg add in constraints. Rewrite
13399 the rtl expression for carry to avoid zero_extend of a constant.
13400 (sub_with_carry): New pattern.
13401 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13402 different sequence not involving jumps.
13403 (notbi): Now a named pattern.
13405 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13407 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13408 Add the note about a significant loss of accuracy of some
13409 mathematical routines when these options are used.
13411 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13413 * haifa-sched.c (rtx_vec_t): New typedef.
13414 (contributes_to_priority_p): Extract piece of priority () into new
13416 (priority): Use the function. Add assertion.
13417 (rank_for_schedule, set_priorities): Add assertion to check that
13418 insn's priority is initialized.
13419 (clear_priorities, calc_priorities): Change signature. Make it update
13420 all relevant insns. Update all callers ('add_to_speculative_block ()'
13421 and 'create_block_check_twin ()').
13422 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13423 Add new field 'priority_status'.
13424 (INSN_PRIORITY_STATUS): New macro.
13425 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13427 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13429 * sched-ebb.c (debug_ebb_dependencies): New static function.
13430 (init_ready_list): Use it.
13432 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13433 with changed signature and 'debug_rgn_dependencies ()'.
13434 (debug_rgn_dependencies): New static function.
13435 (init_ready_list): Use it.
13437 * sched-int.h (debug_dependencies): Declare.
13439 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13441 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13443 2007-05-04 Dirk Mueller <dmueller@suse.de>
13445 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13447 2007-05-03 Jan Hubicka <jh@suse.cz>
13449 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13450 ((T1)X op (T1)Y), for pointer type in more cases than before.
13452 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13454 * tree-object-size.c (plus_expr_object_size): When operand size is
13455 unknown, return unknown.
13457 2007-05-03 Dirk Mueller <dmueller@suse.de>
13459 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13461 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13464 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13466 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13468 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13470 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13472 * config/soft-fp/double.h, config/soft-fp/extended.h,
13473 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13474 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13475 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13476 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13479 2007-05-03 Ian Lance Taylor <iant@google.com>
13481 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13482 MASK_PPC_GFXOPT for 8540 or 8548.
13484 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13486 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13487 vect_print_dump_info() to output debug information.
13489 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13492 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13493 operands of size 2 when operand is not MEM_P.
13495 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13497 PR tree-optimization/30565
13498 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13500 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13502 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13503 (umulsi3_highpart): Use them.
13504 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13505 for final accumulator to D regisster tranfser.
13507 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13509 PR tree-optimization/31699
13510 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13512 (vect_enhance_data_refs_alignment): Compute peel amount using
13513 TYPE_VECTOR_SUBPARTS instead of vf.
13514 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13516 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13519 * system.h: Remove inclusion of double-int.h
13520 * tree.h: Include double-int.h
13521 * gengtype.c: Likewise
13522 * cfgloop.h: Likewise
13523 * Makefile.in: Adjust dependencies on double-int.h
13525 2007-05-02 Eric Christopher <echristo@apple.com>
13527 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13528 -shared to -Zdynamiclib.
13530 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13533 * c-common.c (strip_pointer_or_array_types): New function.
13534 * c-common.h (strip_pointer_or_array_types): New function declaration.
13536 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13538 PR tree-optimization/31771
13539 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13541 2007-05-02 Paul Brook <paul@codesourcery.com>
13543 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13545 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13547 PR middle-end/29715
13548 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13551 2007-05-02 Nick Clifton <nickc@redhat.com>
13553 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13555 2007-05-02 Richard Guenther <rguenther@suse.de>
13557 PR tree-optimization/31146
13558 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13559 argument, single_use_p. If we have a single use that is
13560 a conversion to the definition rhs type, propagate that rhs.
13561 (forward_propagate_addr_expr): Pass single_use_p argument
13562 to forward_propagate_addr_expr_1.
13564 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13566 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13569 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13571 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13572 'AMD Family 10 core'.
13574 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13576 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13577 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13578 with SSE3 instruction set support.
13579 * doc/invoke.texi: Likewise.
13581 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13583 * config/i386/i386.c (override_options): Tuning 32-byte loop
13584 alignment for amdfam10 architecture. Increasing the max loop
13585 alignment to 24 bytes.
13587 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13589 * config/m68k/constraints.md: New.
13590 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13591 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13592 EXTRA_CONSTRAINT): Remove.
13593 * config/m68k/m68k.md: Include constraints.md.
13594 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13596 2007-05-01 Ian Lance Taylor <iant@google.com>
13598 PR tree-optimization/31739
13599 * tree-vrp.c (vrp_val_is_max): New static function.
13600 (vrp_val_is_min): New static function.
13601 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13603 (set_value_range): Use vrp_val_is_{max,min}.
13604 (extract_range_from_assert): Likewise.
13605 (extract_range_from_binary_expr): Likewise.
13606 (extract_range_from_unary_expr): Likewise.
13607 (dump_value_range, vrp_meet): Likewise.
13608 (vrp_visit_phi_node): Likewise.
13609 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13611 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13613 * config/i386/gmon-sol2.c (size_t): New type.
13614 (intptr_t): Likewise.
13615 (s_textsize): Declare as size_t.
13617 (monstartup): Use size_t for sizes.
13618 (_mcount): Save and restore registers.
13619 (internal_mcount): Pass 0 as the first argument to monstartup
13621 (moncontrol): Convert pointer to appropriately sized integer
13622 before passing to profil.
13624 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13626 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13627 __NO_FPRS__, not just if _SOFT_DOUBLE.
13628 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13629 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13630 also for E500 double.
13631 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13632 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13635 2007-05-01 Richard Guenther <rguenther@suse.de>
13637 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13640 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13642 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13644 2007-05-01 Jan Hubicka <jh@suse.cz>
13646 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13649 2007-05-01 Jan Hubicka <jh@suse.cz>
13651 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13652 (maybe_fold_offset_to_reference): Declare.
13653 * fold-const.c (fold_unary): Do not fold
13654 (type *)&A into &A->field_of_type_and_offset_0
13655 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13656 size is unknown, give up.
13657 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13659 (maybe_fold_offset_to_reference): New.
13660 (maybe_fold_stmt_indirect): Use it.
13661 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13662 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13664 (gimplify_expr): Likewise for plus_expr.
13666 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13668 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13669 bsi_after_labels. Always insert statements before bsi.
13670 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13671 * predict.c (apply_return_prediction): Check for empty blocks.
13672 * cfgexpand.c (lab_rtx_for_bb): New variable.
13673 (label_rtx_for_bb): Do not create new tree labels.
13674 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13675 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13676 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13678 (label_for_bb): Add field used.
13679 (update_eh_label, main_block_label): Mark the label used.
13680 (cleanup_dead_labels): Remove unused labels.
13682 2007-05-01 Richard Guenther <rguenther@suse.de>
13684 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13685 if it is not about to be set.
13686 (get_value_range): Do not pre-allocate equiv bitmap.
13687 (update_value_range): No need to clear equiv field.
13688 (add_equivalence): Change prototype to get bitmap pointer.
13689 Allocate bitmap here if it is not already.
13690 (extract_range_from_assert): Do not allocate bitmap here.
13691 Update callers to add_equivalence.
13692 (extract_range_from_ssa_name): Likewise.
13693 (get_vr_for_comparison): New static helper.
13694 (compare_name_with_value): Handle NULL equiv bitmap by
13695 peeling the first iteration of the comparison loop.
13696 Use get_vr_for_comparison.
13697 (compare_names): Handle NULL equiv bitmaps by using fake
13698 ones. Use get_vr_for_comparison.
13700 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13702 * double-int.c (mpz_set_double_int): Moved from
13703 tree-ssa-loop-niter.c.
13704 (mpz_get_double_int): Likewise; also, add option to wrap
13705 out-of-range integers.
13706 * double-int.h: New prototypes for above.
13707 * tree.c (get_static_type_bounds): Moved from
13708 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13709 TYPE_MAX_VALUE if they exist..
13710 * tree.h: New prototype for above.
13711 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13712 get_type_bounds calls.
13713 (mpz_set_double_int): Move to double-int.c.
13714 (get_type_bounds): Move to tree.c, rename to
13715 get_static_type_bounds.
13716 (mpz_to_double_int): Move to double-int.c, rename to
13717 mpz_get_double_int.
13719 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13721 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13722 DIV0 exception can fall through to a normal return.
13724 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13726 PR middle-end/22156
13727 Temporarily revert:
13728 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13729 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13730 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13731 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13732 initialize align to silence bogus warning.
13733 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13734 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13736 (struct sra_walk_fns): Remove use_all parameter from use.
13737 (sra_hash_tree): Handle BIT_FIELD_REFs.
13738 (sra_elt_hash): Don't hash bitfld blocks.
13739 (sra_elt_eq): Skip them in parent compares as well. Handle
13741 (sra_walk_expr): Don't maintain or pass down use_all_p.
13742 (scan_use): Remove use_all parameter.
13743 (scalarize_use): Likewise. Re-expand assignment to
13744 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13745 output, and re-scalarize after output. Don't mark anything
13747 (scalarize_ldst): Adjust.
13748 (scalarize_walk_gimple_modify_statement): Likewise.
13749 (build_element_name_1): Handle BIT_FIELD_REFs.
13750 (instantiate_element): Don't warn for any element whose parent
13751 is used as a whole.
13752 (instantiate_missing_elements_1): Return the sra_elt.
13753 (canon_type_for_field): New.
13754 (try_instantiate_multiple_fields): New.
13755 (instantiate_missing_elemnts): Use them.
13756 (mark_no_warning): Removed.
13757 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13758 (REPLDUP, sra_build_elt_assignment): New.
13759 (generate_copy_inout): Use them.
13760 (generate_element_copy): Likewise. Handle bitfld differences.
13761 (generate_element_zero): Don't recurse for blocks. Use
13762 sra_build_elt_assignment.
13763 (generate_one_element_int): Take elt instead of var. Use
13764 sra_build_elt_assignment.
13765 (generate_element_init_1): Adjust.
13766 (scalarize_use, scalarize_copy): Use REPLDUP.
13767 (scalarize_ldst): Move assert before dereference.
13768 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13770 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13773 * tree.c (reconstruct_complex_type): Reconstruct a reference
13775 Also use the same mode for the pointer as the old pointer type.
13777 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13779 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13782 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13784 PR rtl-optimization/31676
13785 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13786 (df_refs_record): Call it.
13788 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13790 * rtl.def (SS_ABS): New code.
13791 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13792 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13793 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13794 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13795 (bfin_init_builtins): Define them.
13796 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13797 (bfin_expand_builtin): ... and handle the others here.
13798 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13799 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13800 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13801 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13802 operand is only HImode.
13804 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13806 * regclass.c (scan_one_insn): Remove splitting of
13809 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13810 Nigel Stephens <nigel@mips.com>
13812 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13814 2007-04-28 Jan Hubicka <jh@suse.cz>
13816 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13817 insn_locators_alloc instead of insn_locators_initialize;
13818 call reset_block_changes.
13819 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13820 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13821 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13822 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13823 * config/score/score.c (th_output_mi_thunk): Likewise.
13824 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13825 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13826 tolerate uninitialized locator info.
13829 * function.c (init_function_start): Don't init line number info.
13830 (expand_function_end): Update.
13831 (reset_block_changes, record_block_change, finalize_block_changes,
13832 check_block_change, free_block_changes): Kill.
13833 * function.h (reset_block_changes, record_block_change,
13834 finalize_block_changes, check_block_change, free_block_changes):
13836 (struct function): Remove ib_boundaries_block.
13837 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13838 Use curr_insn_locator to initialize locator.
13839 (emit_line_note): Remove.
13840 * cfgexpand.c (expand_gimple_cond_expr): Update.
13841 (construct_exit_block): Likewise.
13842 (tree_expand_cfg): Initialize/finalize locators.
13843 * expr.c (expand_expr_real): Update.
13844 * cfglayout.c (line_locators_locs, line_locators_lines,
13845 file_locators_locs, file_locators_files): Remove.
13846 (set_block_levels): Move to cfgexpand.c.
13847 (insn_locators_initialize): Remove.
13848 (pass_insn_locators_initialize): Remove.
13849 (locations_locators_locs, locations_locators_vals): New static vars.
13850 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13852 (insn_locators_alloc, insn_locators_finalize,
13853 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13855 (locator_location): New.
13856 (locator_line, locator_file): Rewrite.
13857 * rtl.h (emit_line_note): Kill.
13858 (insn_locators_alloc, insn_locators_finalize,
13859 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13861 * tree-inline.c (initialize_cfun): Do not initialize
13862 ib_boundaries_block.
13863 * passes.c (pass_insn_locators_initialize): Remove.
13865 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13867 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13868 info. Update last_basic_block correctly.
13870 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13873 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13874 register itself to hold the offset constant. Tell flow the use
13875 of r4 and r5 when they are used.
13877 2007-04-27 Richard Guenther <rguenther@suse.de>
13879 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13880 if we simplified anything.
13881 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13882 warnings until we did a simplification and the stmt was not
13883 marked as TREE_NO_WARNING.
13885 2007-04-27 Mike Stump <mrs@apple.com>
13887 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13889 2007-04-27 Ian Lance Taylor <iant@google.com>
13891 PR middle-end/31710
13892 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13893 TYPE_MAX_VALUE exist, convert them to the new type.
13895 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13897 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13898 if it claims to be available.
13899 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13900 edge is redirected.
13901 (perform_tree_ssa_dce): Always free postdominators.
13903 2007-04-27 Richard Henderson <rth@redhat.com>
13905 * config/alpha/predicates.md (aligned_memory_operand): Mark
13906 as define_special_predicate.
13907 (unaligned_memory_operand, normal_memory_operand): Likewise.
13908 (reg_or_unaligned_mem_operand): Remove.
13909 (any_memory_operand): Match the documentation and check for
13910 non-renumbered pseudos during reload.
13911 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13912 alpha_secondary_reload_class, update to new interface, make static.
13913 Handle CQImode like HImode. Remove FP subreg check.
13914 (alpha_expand_mov): Use replace_equiv_address.
13915 (alpha_expand_mov_nobwx): Use any_memory_operand.
13916 (TARGET_SECONDARY_RELOAD): New.
13917 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13918 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13919 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13920 * config/alpha/alpha.md: ... here.
13921 (RELOAD12, reloadmode): New.
13923 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13924 Don't handle the aligned case here.
13925 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13926 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13927 reload_inhi_help. Don't expect a scratch register.
13928 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13930 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13932 2007-04-27 Richard Guenther <rguenther@suse.de>
13934 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13936 2007-04-27 Richard Guenther <rguenther@suse.de>
13938 PR tree-optimization/30965
13939 PR tree-optimization/30978
13940 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13941 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13942 (find_equivalent_equality_comparison): Likewise.
13943 (simplify_cond): Likewise.
13944 (get_prop_source_stmt): New helper.
13945 (get_prop_dest_stmt): Likewise.
13946 (can_propagate_from): Likewise.
13947 (remove_prop_source_from_use): Likewise.
13948 (combine_cond_expr_cond): Likewise.
13949 (forward_propagate_comparison): New function.
13950 (forward_propagate_into_cond): Rewrite to use fold for
13952 (tree_ssa_forward_propagate_single_use_vars): Call
13953 forward_propagate_comparison to propagate comparisons.
13955 2007-04-27 Richard Guenther <rguenther@suse.de>
13957 PR tree-optimization/31715
13958 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13959 sure to do computation on the offset in an appropriate
13962 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13964 * reload.h (elimination_target_reg_p): Declare.
13965 * reload.c (find_reloads): Don't apply the reg_rtx move
13966 optimization if the SET_DEST satisfies elimination_target_reg_p.
13967 * reload1.c (elimination_target_reg_p): New function.
13968 (gen_reload): In the move/add2 fallback, make sure that op0
13969 does not overlap the destination register.
13971 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13973 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13974 transform only GIMPLE_MODIFY_STMTs.
13975 * tree-complex.c (expand_complex_operations_1): Ditto.
13976 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13977 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13978 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13980 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13981 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13982 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13983 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13984 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13985 slpeel_add_loop_guard): Ditto.
13986 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13987 * lambda-code.c (perfect_nestify): Ditto.
13988 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13989 before the first statement.
13990 * tree-optimize.c (execute_free_datastructures): Fix comments.
13991 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13992 * tree-flow.h (disband_implicit_edges): Declaration removed.
13993 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13995 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13996 COND_EXPRs without gotos.
13997 (disband_implicit_edges, has_label_p): Removed.
13998 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13999 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14001 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14003 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14004 also for COND_EXPRs.
14005 * cfgexpand.c (label_rtx_for_bb): New function.
14006 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14007 Use label_rtx_for_bb to find the labels.
14008 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14009 last block. Detect fallthru edges.
14011 2007-04-26 Ian Lance Taylor <iant@google.com>
14014 * reload.c (find_reloads_subreg_address): If the address was valid
14015 in the original mode but not in the new mode, reload the whole
14018 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14020 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14021 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14022 (cleanup_control_expr_graph): Do not invalidate dominance info.
14023 Record altered blocks.
14024 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14025 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14026 cleanup_tree_cfg_bb): New functions.
14027 (remove_forwarder_block): Do not maintain the worklist of blocks.
14028 Record altered blocks.
14029 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14030 not over whole cfg.
14031 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14032 delete_unreachable_blocks if dominators are not available.
14033 * tree-inline.c (optimize_inline_calls): Free dominance information
14035 * tree-flow.h (remove_edge_and_dominated_blocks,
14036 cfgcleanup_altered_bbs): Altered.
14037 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14039 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14041 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14042 do not invalidate dominators.
14044 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14046 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14047 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14048 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14049 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14051 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14053 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14055 2007-04-26 Richard Guenther <rguenther@suse.de>
14057 PR tree-optimization/31703
14058 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14059 the right type for the target of the bittest.
14061 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14063 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14064 ix86_sol10_return_in_memory.
14066 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14068 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14071 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14074 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14076 PR tree-optimization/30558
14077 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14078 clear this_state.prev_try.
14080 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14081 Mark Mitchell <mark@codesourcery.com>
14083 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14084 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14085 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14087 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14090 * doc/invoke.texi (%:print-asm-header): Document.
14091 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14093 (static_spec_functions): Add print-asm-header.
14094 (main): Print a banner before the --target-help linker options.
14095 (print_asm_header_spec_function): New function.
14097 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14100 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14101 (movsf_ie): Likewise.
14103 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14105 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14107 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14109 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14110 exception for divide-by-zero.
14111 (__umodsi3, __modsi3): Likewise.
14113 2007-04-25 Dirk Mueller <dmueller@suse.de>
14115 * c-typeck.c (build_compound_expr): Annotate warning()
14116 call with OPT_Wunused_value.
14117 * tree-ssa.c (warn_uninit): Annotate warning with
14119 * c-common.c (handle_sentinel_attribute): Annotate warning
14120 call with OPT_Wattributes.
14122 2007-04-25 Thiemo Seufer <ths@mips.com>
14124 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14125 (mips16): Fix typo.
14126 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14127 on to the assembler. Improve handling of -mno-mips16. Add handling
14128 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14129 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14130 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14131 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14133 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14136 * config/i386/winnt.c (i386_pe_file_end): Strip only
14137 USER_LABEL_PREFIX when writing export name.
14139 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14141 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14142 sh/elf.h, vx-common.h and vxworks.h.
14143 * config/sh/sh.h: Include config/vxworks-dummy.h.
14144 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14145 (OVERRIDE_OPTIONS): Use it.
14146 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14147 (vxworks_picreg): New pattern.
14148 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14149 VXWORKS_OS_CPP_BUILTINS.
14150 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14151 to their VXWORKS_* equivalents.
14152 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14153 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14154 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14155 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14156 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14157 -mrtp/-fPIC multilibs.
14158 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14159 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14160 (MULTILIB_OSDIRNAMES): Delete.
14162 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14165 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14167 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14169 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14170 rounding mode to be specified by the caller.
14171 (real_to_mpfr) Likewise.
14172 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14173 include new arguments.
14174 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14176 2007-04-24 Ian Lance Taylor <iant@google.com>
14178 PR tree-optimization/31605
14179 * tree-vrp.c (set_value_range): Check that min and max are not
14180 both overflow infinities.
14181 (set_value_range_to_value): New static function.
14182 (extract_range_from_binary_expr): Call set_value_range_to_value.
14183 (extract_range_from_cond_expr): Likewise.
14184 (extract_range_from_expr): Likewise.
14185 (extract_range_from_unary_expr): Likewise. Don't create a range
14186 which overflows on both sides.
14187 (vrp_meet): Check for a useless range.
14188 (vrp_visit_phi_node): If we see a constant which looks like an
14189 overflow infinity, turn off the TREE_OVERFLOW flag.
14191 2007-04-24 Ian Lance Taylor <iant@google.com>
14193 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14195 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14197 PR diagnostic/25923
14198 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14199 diagnostic message is being built.
14200 * tree-pretty-print.c (dump_generic_node): Only write the
14201 formatted text into BUFFER's stream if we are not building a
14202 diagnostic message.
14203 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14205 * Makefile.in (toplev.o): Depend on tree-pass.h.
14207 2007-04-24 Ian Lance Taylor <iant@google.com>
14209 PR tree-optimization/31602
14210 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14211 conditionals in the copied loop header.
14212 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14213 warnings if TREE_NO_WARNING is set.
14214 * doc/invoke.texi (Warning Options): Clarify that
14215 -Wstrict-overflow does not warn about loops.
14217 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14219 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14220 expand on the comment about _Decimal128 arguments and check the
14221 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14222 that _Decimal128 argument uses even/odd register pair.
14223 (function_arg): Ditto.
14225 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14227 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14228 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14230 2007-04-24 Richard Guenther <rguenther@suse.de>
14231 Olga Golovanevsky <olga@il.ibm.com>
14233 * fold-const.c (multiple_of_p): Check for bottom
14236 2007-04-24 Richard Henderson <rth@redhat.com>
14238 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14239 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14240 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14241 looking for non-zero bits shifted out. Avoid a recursive call
14242 when constructing the scalar.
14243 (__floatundisf): Likewise.
14245 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14247 * dwarf2out.c (field_byte_offset): Move the existing logic
14248 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14249 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14251 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14254 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14255 length argument of 0 for memset.
14256 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14257 unsigned shift instead of the signed variant.
14259 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14261 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14262 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14263 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14264 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14265 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14266 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14267 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14268 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14269 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14270 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14271 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14272 "mul<mode>3", "div<mode>3"): Insn definitions added.
14273 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14274 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14275 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14276 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14277 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14278 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14279 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14280 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14281 TARGET_FLOAT_FORMAT): Macro definitions removed.
14282 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14283 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14284 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14285 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14286 (s390_gen_rtx_const_DI): Function removed.
14287 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14289 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14291 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14292 over an external ffs function.
14294 2007-04-24 Chao-ying Fu <fu@mips.com>
14295 Richard Sandiford <richard@nildram.co.uk>
14297 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14298 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14299 (smadd_widen_optab, umadd_widen_optab): Define.
14300 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14302 * genopinit.c (optabs): Fill in smadd_widen_optab and
14304 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14305 and umadd_widen_optab to implement multiply-add sequences.
14306 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14307 (<u>maddsidi4): ...this. Extend condition to include
14308 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14309 of operand 0 to "ka" and use the three-operand form of madd<u>
14311 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14313 * config/mips/constraints.md (ka): New register constraint.
14315 2007-04-24 Jan Hubicka <j@suse.cz>
14319 2007-04-23 Jan Hubicka <jh@suse.cz>
14320 * function.c (init_function_start): Don't init line number info.
14321 (expand_function_end): Update.
14322 (reset_block_changes, record_block_change, finalize_block_changes,
14323 check_block_change, free_block_changes): Kill.
14324 * function.h (reset_block_changes, record_block_change,
14325 finalize_block_changes, check_block_change, free_block_changes):
14327 (struct function): Remove ib_boundaries_block.
14328 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14329 Use curr_insn_locator to initialize locator.
14330 (emit_line_note): Remove.
14331 * cfgexpand.c (expand_gimple_cond_expr): Update.
14332 (construct_exit_block): Likewise.
14333 (tree_expand_cfg): Initialize/finalize locators.
14334 * expr.c (expand_expr_real): Update.
14335 * cfglayout.c (line_locators_locs, line_locators_lines,
14336 file_locators_locs, file_locators_files): Remove.
14337 (set_block_levels): Move to cfgexpand.c.
14338 (insn_locators_initialize): Remove.
14339 (pass_insn_locators_initialize): Remove.
14340 (locations_locators_locs, locations_locators_vals): New static vars.
14341 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14343 (insn_locators_alloc, insn_locators_finalize,
14344 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14346 (locator_location): New.
14347 (locator_line, locator_file): Rewrite.
14348 * rtl.h (emit_line_note): Kill.
14349 (insn_locators_alloc, insn_locators_finalize,
14350 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14352 * tree-inline.c (initialize_cfun): Do not initialize
14353 ib_boundaries_block.
14354 * passes.c (pass_insn_locators_initialize): Remove.
14356 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14358 * doc/invoke.texi: Removed leading '-' from option index entries.
14360 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14362 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14364 (create_phi_node): Use set_phi_nodes.
14365 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14366 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14367 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14368 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14369 (bsi_start, bsi_last): Use bb_stmt_list.
14370 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14371 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14372 Traverse the statements using tsi iterator.
14373 * basic-block.h (struct basic_block_def): Fields stmt_list
14374 and phi_nodes moved to ...
14375 (struct tree_bb_info): ... new structure.
14376 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14377 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14378 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14379 (tree_verify_flow_info): Verify that il.tree is not set for
14380 entry and exit block.
14381 (tree_split_block): Use set_bb_stmt_list.
14383 2007-04-23 Mike Stump <mrs@apple.com>
14385 * config/i386/i386.c (ix86_tune_features
14386 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14389 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14391 * config/i386/i386.md (prefix_extra): New attribute.
14392 (length): Add prefix_extra.
14394 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14395 (sse2_movntv2di): Likewise.
14396 (sse2_cvtps2dq): Likewise.
14397 (sse2_cvtpd2pi): Likewise.
14398 (sse2_cvttpd2pi): Likewise.
14399 (*sse2_cvtpd2ps): Likewise.
14400 (*add<mode>3): Likewise.
14401 (sse2_ssadd<mode>3): Likewise.
14402 (sse2_usadd<mode>3): Likewise.
14403 (*sub<mode>3): Likewise.
14404 (sse2_sssub<mode>3): Likewise.
14405 (sse2_ussub<mode>3): Likewise.
14406 (*mulv8hi3): Likewise.
14407 (*smulv8hi3_highpart): Likewise.
14408 (*umulv8hi3_highpart): Likewise.
14409 (sse2_umulv2siv2di3): Likewise.
14410 (sse2_pmaddwd): Likewise.
14411 (ashr<mode>3): Likewise.
14412 (lshr<mode>3): Likewise.
14413 (ashl<mode>3): Likewise.
14414 (sse2_ashlti3): Likewise.
14415 (sse2_lshrti3): Likewise.
14416 (*umaxv16qi3): Likewise.
14417 (*smaxv8hi3): Likewise.
14418 (*uminv16qi3): Likewise.
14419 (*sminv8hi3): Likewise.
14420 (sse2_eq<mode>3): Likewise.
14421 (sse2_gt<mode>3): Likewise.
14422 (*and<mode>3): Likewise.
14423 (sse2_nand<mode>3): Likewise.
14424 (*ior<mode>3): Likewise.
14425 (*xor<mode>3): Likewise.
14426 (sse2_packsswb): Likewise.
14427 (sse2_packssdw): Likewise.
14428 (sse2_packuswb): Likewise.
14429 (sse2_punpckhbw): Likewise.
14430 (sse2_punpcklbw): Likewise.
14431 (sse2_punpckhwd): Likewise.
14432 (sse2_punpcklwd): Likewise.
14433 (sse2_punpckhdq): Likewise.
14434 (sse2_punpckldq): Likewise.
14435 (sse2_punpckhqdq): Likewise.
14436 (sse2_punpcklqdq): Likewise.
14437 (*sse2_pinsrw): Likewise.
14438 (*sse2_pextrw): Likewise.
14439 (sse2_pshufd_1): Likewise.
14440 (sse2_uavgv16qi3): Likewise.
14441 (sse2_uavgv8hi3): Likewise.
14442 (sse2_psadbw): Likewise.
14443 (sse2_pmovmskb): Likewise.
14444 (*sse2_maskmovdqu): Likewise.
14445 (*sse2_maskmovdqu_rex64): Likewise.
14446 (sse4a_extrqi): Likewise.
14447 (sse4a_extrq): Likewise.
14448 (sse3_lddqu): Set prefix_rep.
14449 (sse3_addsubv4sf3): Likewise.
14450 (sse3_haddv4sf3): Likewise.
14451 (sse3_hsubv4sf3): Likewise.
14452 (sse_cvtss2si): Likewise.
14453 (sse_cvtss2si_2): Likewise.
14454 (sse_cvtss2siq): Likewise.
14455 (sse_cvtss2siq_2): Likewise.
14456 (sse_cvttss2si): Likewise.
14457 (sse_cvttss2siq): Likewise.
14458 (sse2_cvttps2dq): Likewise.
14459 (sse3_movshdup): Likewise.
14460 (sse3_movsldup): Likewise.
14461 (sse2_cvtsd2si): Likewise.
14462 (sse2_cvtsd2si_2): Likewise.
14463 (sse2_cvtsd2siq): Likewise.
14464 (sse2_cvtsd2siq_2): Likewise.
14465 (sse2_cvttsd2si): Likewise.
14466 (sse2_cvttsd2siq): Likewise.
14467 (*sse2_cvtpd2dq): Likewise.
14468 (*sse2_cvttpd2dq): Likewise.
14469 (sse2_pshuflw_1): Likewise.
14470 (sse2_pshufhw_1): Likewise.
14471 (sse4a_insertqi): Likewise.
14472 (sse4a_insertq): Likewise.
14473 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14474 (ssse3_phadddv4si3): Likewise.
14475 (ssse3_phaddswv8hi3): Likewise.
14476 (ssse3_phsubwv8hi3): Likewise.
14477 (ssse3_phsubdv4si3): Likewise.
14478 (ssse3_phsubswv8hi3): Likewise.
14479 (ssse3_pmaddubswv8hi3): Likewise.
14480 (ssse3_pmulhrswv8hi3): Likewise.
14481 (ssse3_pshufbv16qi3): Likewise.
14482 (ssse3_psign<mode>3): Likewise.
14483 (ssse3_palignrti): Likewise.
14484 (abs<mode>2): Likewise.
14485 (ssse3_phaddwv4hi3): Set prefix_extra.
14486 (ssse3_phadddv2si3): Likewise.
14487 (ssse3_phaddswv4hi3): Likewise.
14488 (ssse3_phsubwv4hi3): Likewise.
14489 (ssse3_phsubdv2si3): Likewise.
14490 (ssse3_phsubswv4hi3): Likewise.
14491 (ssse3_pmaddubswv4hi3): Likewise.
14492 (ssse3_pmulhrswv4hi3): Likewise.
14493 (ssse3_pshufbv8qi3): Likewise.
14494 (ssse3_psign<mode>3): Likewise.
14495 (ssse3_palignrdi): Likewise.
14496 (abs<mode>2): Likewise.
14497 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14498 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14499 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14501 2007-04-23 Nick Clifton <nickc@redhat.com>
14503 * params.def: Fix formatting of emacs local variables.
14505 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14507 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14508 move if inter-unit move isn't allowed.
14509 Don't split moving the first element of V2DI to DI to inter-unit
14510 move if inter-unit move isn't allowed.
14512 2007-04-23 Richard Guenther <rguenther@suse.de>
14514 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14515 and CDI_POST_DOMINATORS separately.
14517 2007-04-23 Nick Clifton <nickc@redhat.com>
14519 * c.opt (Wformat-contains-nul): Add warning attribute.
14521 2007-04-23 Jan Hubicka <jh@suse.cz>
14523 * function.c (init_function_start): Don't init line number info.
14524 (expand_function_end): Update.
14525 (reset_block_changes, record_block_change, finalize_block_changes,
14526 check_block_change, free_block_changes): Kill.
14527 * function.h (reset_block_changes, record_block_change,
14528 finalize_block_changes, check_block_change, free_block_changes):
14530 (struct function): Remove ib_boundaries_block.
14531 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14532 Use curr_insn_locator to initialize locator.
14533 (emit_line_note): Remove.
14534 * cfgexpand.c (expand_gimple_cond_expr): Update.
14535 (construct_exit_block): Likewise.
14536 (tree_expand_cfg): Initialize/finalize locators.
14537 * expr.c (expand_expr_real): Update.
14538 * cfglayout.c (line_locators_locs, line_locators_lines,
14539 file_locators_locs, file_locators_files): Remove.
14540 (set_block_levels): Move to cfgexpand.c.
14541 (insn_locators_initialize): Remove.
14542 (pass_insn_locators_initialize): Remove.
14543 (locations_locators_locs, locations_locators_vals): New static vars.
14544 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14546 (insn_locators_alloc, insn_locators_finalize,
14547 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14549 (locator_location): New.
14550 (locator_line, locator_file): Rewrite.
14551 * rtl.h (emit_line_note): Kill.
14552 (insn_locators_alloc, insn_locators_finalize,
14553 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14555 * tree-inline.c (initialize_cfun): Do not initialize
14556 ib_boundaries_block.
14557 * passes.c (pass_insn_locators_initialize): Remove.
14559 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14561 PR middle-end/31448
14562 * expr.c (reduce_to_bit_field_precision): Handle
14565 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14567 PR tree-optimization/24659
14568 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14569 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14570 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14571 * genopinit.c (optabs): Rename vec_pack_mod_optab
14572 to vec_pack_trunc_optab.
14573 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14574 early for scalar floating point operands for NOP_EXPR.
14575 (vectorizable_type_promotion): Ditto.
14576 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14577 vec_pack_trunc_optab.
14578 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14580 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14581 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14582 Rename from VEC_PACK_MOD_EXPR.
14583 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14584 * expr.c (expand_expr_real_1): Ditto.
14585 * tree-inline.c (estimate_num_insns_1): Ditto.
14586 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14588 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14589 (vec_unpacks_lo_v4sf): Ditto.
14590 (vec_pack_trunc_v2df): Ditto.
14591 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14592 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14593 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14595 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14597 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14599 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14600 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14601 packing of floating point operands.
14602 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14603 represent unpacking of floating point operands.
14604 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14605 [vec_unpacks_hi]: Ditto.
14606 [vec_unpacks_lo]: Ditto.
14608 2007-04-22 Jan Hubicka <jh@suse.cz>
14610 * final.c (rest_of_handle_final): Call
14611 targetm.asm_out.constructor/targetm.asm_out.destructor
14612 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14613 proper priority via decl_*_priority_insert.
14614 * c-common.c (c_expand_body): Likewise.
14616 2007-04-22 Richard Guenther <rguenther@suse.de>
14618 PR tree-optimization/29789
14619 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14620 (rewrite_reciprocal): New helper split out from
14621 determine_invariantness_stmt.
14622 (rewrite_bittest): Likewise.
14623 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14624 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14627 2007-04-22 Revital Eres <eres@il.ibm.com>
14629 * loop-unroll.c (var_to_expand): New field to support also
14630 insns of the form x = something + x.
14631 (analyze_insn_to_expand_var): Use it.
14632 (expand_var_during_unrolling): Likewise.
14634 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14636 * predict.c: Include pointer-set.h.
14637 (bb_predictions): New variable.
14638 (tree_predicted_by_p, tree_predict_edge,
14639 remove_predictions_associated_with_edge): Use bb_predictions map
14640 instead of bb->predictions.
14641 (clear_bb_predictions, assert_is_empty): New functions.
14642 (combine_predictions_for_bb): Use bb_predictions map. Call
14643 clear_bb_predictions.
14644 (tree_estimate_probability): Create and free bb_predictions map.
14645 * Makefile.in (predict.o): Add pointer-set.h dependency.
14646 * basic-block.h (struct basic_block_def): Remove predictions
14648 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14650 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14653 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14656 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14658 * timevar.c (timevar_print): Change reference of --disable-checking to
14659 --enable-checking=release. Also warn if assert checking is disabled.
14661 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14664 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14665 decl as addressable if the compound literal was marked as
14667 Mark the decl as a gimple register if it is a complex or
14668 vector decl and does not live in memory.
14670 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14672 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14673 (GENERIC_NEXT): New function macro.
14674 (PHI_CHAIN): Use phi_node's new chain variable.
14675 (tree_phi_node): Change tree_common to tree_base
14676 and add the chain field.
14677 * tree-phinodes.c (make_phi_node): Don't set
14678 TREE_TYPE on the new node.
14679 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14680 instead of checking GIMPLE_TUPLE_P in chain_next.
14681 * tree-vect-transform.c
14682 (get_initial_def_for_induction): Look at
14683 PHI_RESULT_TREE for the type of the phi node.
14684 (update_vuses_to_preheader): Use PHI_CHAIN
14685 instead of TREE_CHAIN on the phi node.
14686 * tree-ssa-structalias.c (compute_points_to_sets):
14688 (ipa_pta_execute): Likewise.
14690 2007-04-21 Richard Guenther <rguenther@suse.de>
14692 PR middle-end/31136
14693 * fold-const.c (fold_unary): Call fold_convert_const on the
14696 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14698 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14699 (store_killed_in_pat): New.
14701 2007-04-20 Richard Henderson <rth@redhat.com>
14704 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14705 TREE_LIST with a void_type_node value, not void_list_node exactly.
14707 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14709 * doc/standards.texi: Re-arrange into language-specific
14710 subsections. Add a C++ section, documenting which standards we
14713 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14715 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14716 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14718 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14720 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14721 ecrti.o and crtbegin.o.
14722 (LIB_DEFAULT_SPEC): Include -lc.
14723 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14725 2007-04-20 Richard Henderson <rth@redhat.com>
14728 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14729 argument; update all callers.
14730 (get_unaligned_offset): New.
14731 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14732 get_unaligned_address, just pass on the address directly.
14733 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14734 the subreg in the helper patterns.
14735 (unaligned_extendqidi_le): Use get_unaligned_offset.
14736 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14737 (unaligned_extendhidi_be): Likewise.
14738 (unaligned_extendhidi): Tidy.
14739 * config/alpha/alpha-protos.h: Update.
14741 2007-04-20 Richard Henderson <rth@redhat.com>
14743 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14744 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14745 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14746 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14747 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14748 (CPP_SPEC): Don't include %(cpp_subtarget).
14749 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14750 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14751 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14753 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14755 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14756 for __builtin_ia32_cmpordss.
14758 PR tree-optimization/31632
14759 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14760 and arg1 for optimizations of comparison against min/max values.
14761 Fold arg0 to arg1's type for optimizations of comparison against
14762 min+1 and max-1 values.
14764 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14766 * reload.c (combine_reloads): When trying to use a dying register,
14767 check whether it's uninitialized and don't use if so.
14769 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14771 * fold-const.c: Remove prototypes for native_encode_expr and
14772 native_interpret_expr.
14773 (native_encode_expr): Make non-static.
14774 (native_interpret_expr): Likewise.
14775 * tree.h: Add prototypes for the above.
14777 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14779 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14780 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14781 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14782 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14783 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14784 Add length attributes.
14786 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14788 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14791 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14792 __STDC_WANT_DEC_FP__.
14794 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14796 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14797 for long double compatibility.
14798 * configure: Regenerate.
14800 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14802 PR rtl-optimization/29841
14803 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14805 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14806 that may cause control flow transfer from being moved.
14808 2007-04-18 Jan Hubicka <jh@suse.cz>
14810 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14813 2007-04-18 Eric Christopher <echristo@apple.com>
14815 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14816 only. Update operands.
14817 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14818 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14819 link register to pic register.
14821 2007-04-18 Dirk Mueller <dmueller@suse.de>
14823 PR diagnostic/31227
14824 * tree-vrp.c (search_for_addr_array): New.
14825 (check_array_bounds): Suppress warning about
14826 address taken of array refs if its not de-referenced.
14828 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14830 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14831 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14833 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14834 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14835 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14837 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14839 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14841 (vect_analyze_scalar_cycles): Fix indentation.
14842 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14843 (vect_mark_relevant): Include phis in relevance analysis.
14845 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14847 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14849 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14850 output_operand_lossage().
14852 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14854 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14855 the unused code for reduction without adjust-in-epilog to simplify the
14858 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14860 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14861 (S390_TDC_NEGATIVE_ZERO): New constant.
14862 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14863 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14864 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14865 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14866 (S390_TDC_POSITIVE_INFINITY): New constant.
14867 (S390_TDC_NEGATIVE_INFINITY): New constant.
14868 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14869 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14870 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14871 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14872 (S390_TDC_INFINITY): New constant.
14873 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14874 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14875 optimization for UNSPEC_CCZ_TO_INT.
14876 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14877 ("*ccz_to_int"): New insn.
14878 ("isinf<mode>2"): New insn.
14879 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14880 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14881 (UNSPEC_CCZ_TO_INT): New constant.
14883 2007-04-18 Richard Guenther <rguenther@suse.de>
14885 PR tree-optimization/19431
14886 PR tree-optimization/21463
14887 * tree-pass.h (pass_phiprop): Declare.
14888 * passes.c (init_optimization_passes): New phiprop pass.
14889 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14890 (phivn_valid_p): New helper function.
14891 (phiprop_insert_phi): Likewise.
14892 (propagate_with_phi): Likewise.
14893 (tree_ssa_phiprop): New propagator propagating loads
14894 through phi nodes if profitable.
14896 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14898 * tree-vect-analyze.c (process_use): New function.
14899 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14900 Check phis in all bbs.
14901 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14904 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14906 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14909 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14912 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14915 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14917 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14919 (sse_vmmulv4sf3): Likewise.
14920 (sse2_vmaddv2df3): Likewise.
14921 (sse2_vmmulv2df3): Likewise.
14923 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14925 PR rtl-optimization/31360
14926 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14927 (target_reg_cost): New.
14928 (init_set_costs): Initialize target_reg_cost. Add comments
14929 regarding the rationale of the costs.
14930 (global_cost_for_size): Renamed to...
14931 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14932 of register pressure.
14933 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14934 estimate_reg_pressure_cost. Add number of ivs.
14935 (determine_set_costs): Dump target_reg_cost.
14936 * loop-invariant.c (gain_for_invariant): Use
14937 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14938 (best_gain_for_invariant, find_invariants_to_move): Remove
14940 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14941 (target_reg_cost): Declare.
14942 (global_cost_for_size): Declaration removed.
14943 (estimate_reg_pressure_cost): Declare.
14945 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14947 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14948 regnos into even/odd register pairs.
14949 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14950 TDmode similar to the other floating point modes.
14951 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14952 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14954 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14955 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14956 (movdd_hardfloat64): Use TARGET_MFPGPR.
14958 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14960 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14963 2005-01-05 Richard Henderson <rth@redhat.com>
14965 * reload1.c (do_input_reload): Restrict the optimization deleteing
14966 a previous output reload to RELOAD_FOR_INPUT.
14968 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14970 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14971 induc_vec_info_type.
14972 (vectorizable_induction): New function declaration.
14973 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14974 check if already vectorized. Find first place in BB where new stmts
14975 can be inserted. Takes only one argument.
14976 (vectorizable_induction): New function.
14977 (vect_transform_stmt): Add case for induc_vec_info_type to call
14978 vectorizable_induction.
14979 (vect_transform_loop): Consider phis for vectorization.
14980 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14982 (analyze_operations): Call vectorizable_induction when analyzing phis.
14984 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14985 (vect_mark_relevant): Include phis in relevance analysis.
14986 (vect_mark_stmts_to_be_vectorize): Likewise.
14987 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14989 2007-04-16 Lawrence Crowl <crowl@google.com>
14991 * doc/invoke.texi (Debugging Options): Add documentation for the
14992 -femit-struct-debug options -femit-struct-debug-baseonly,
14993 -femit-struct-debug-reduced, and
14994 -femit-struct-debug-detailed[=...].
14996 * c-opts.c (c_common_handle_option): Add
14997 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14998 and OPT_femit_struct_debug_detailed_.
14999 * c.opt: Add specifications for
15000 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15001 and -femit-struct-debug-detailed[=...].
15002 * opts.c (set_struct_debug_option): Parse the
15003 -femit-struct-debug-... options.
15004 * opts.c (matches_main_base, main_input_basename,
15005 main_input_baselength, base_of_path, matches_main_base): Add
15006 variables and functions to compare header base name to compilation
15008 * opts.c (should_emit_struct_debug): Add to determine to emit a
15009 structure based on the option.
15010 (dump_struct_debug) Also disabled function to debug this
15012 * opts.c (handle_options): Save the base name of the
15015 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15016 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15017 This hook indicates if a type is generic. Set it by default
15018 to "never generic".
15019 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15020 to determine if a struct type is generic or not.
15021 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15022 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15023 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15024 with live C++ hook.
15026 * flags.h (enum debug_info_usage): Add an enumeration to describe
15027 a program's use of a structure type.
15028 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15029 to indicate the program's usage of the type. Filter structs based
15030 on the -femit-struct-debug-... specification.
15031 (gen_type_die): Split into two routines, gen_type_die and
15032 gen_type_die_with_usage. gen_type_die is now a wrapper
15033 that assumes direct usage.
15034 (gen_type_die_with_usage): Replace calls to gen_type_die
15035 with gen_type_die_with_usage adding the program usage of
15036 the referenced type.
15037 (dwarf2out_imported_module_or_decl): Suppress struct debug
15038 information using should_emit_struct_debug when appropriate.
15040 2007-04-16 Ian Lance Taylor <iant@google.com>
15042 PR tree-optimization/31522
15043 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15044 (vrp_initialize): Allocate vr_phi_edge_counts.
15045 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15046 executable edge. Drop test for all constants.
15047 (vrp_finalize): Free vrp_phi_edge_counts.
15049 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15050 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15052 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15053 predecessors at head rather than tail.
15055 2007-04-16 Matthias Klose <doko@debian.org>
15057 * config/alpha/linux.h (CPP_SPEC): Define.
15058 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15060 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15062 * function.h: Remove sequence_stack extern declaration.
15064 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15066 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15068 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15071 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15073 * config/avr/avr.c (avr_arch_types): Rearranging array.
15074 (enum avr_arch): Add.
15075 (avr_mcu_types): Use avr_arch enumeration constants instead of
15077 * config/avr/avr.h (LINK_SPEC): Simplify.
15079 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15081 * config/m68k/m68k.c (m68k_libcall_value,
15082 m68k_function_value): Use macros for register names more.
15084 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15086 (M68K_REGNAME): Use A6_REG.
15087 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15089 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15091 PR middle-end/28071
15092 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15093 'pending_read_list_length' and 'pending_write_list_length'. Update
15095 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15096 to handle two length counters instead of one. Update all uses.
15097 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15098 two length counters instead of one.
15099 * sched-rgn.c (propagate_deps): Update to handle two length counters
15102 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15105 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15106 copy of source, pass it to ix86_expand_vector_set and return
15109 2007-04-16 David Ung <davidu@mips.com>
15110 Joseph Myers <joseph@codesourcery.com>
15112 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15113 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15114 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15115 Add 74K processor information.
15116 * config/mips/mips.md: Include 74k.md.
15117 (cpu): Add 74kc,74kf,74kx.
15118 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15119 * config/mips/74k.md: New.
15120 * doc/invoke.texi (MIPS Options): Document 74K support.
15122 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15124 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15125 vectorizable_* functions.
15126 * tree-vect-transform.c (vectorizable_call): Add check for
15127 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15128 (vectorizable_store): likewise.
15129 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15131 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15132 (vectorizable_type_promotion, vectorizable_load): Likewise.
15133 (vectorizable_live_operation, vectorizable_condition): Likewise.
15134 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15136 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15138 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15140 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15141 register numbers more.
15142 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15143 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15144 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15145 FUNCTION_VALUE_REGNO_P): Likewise.
15146 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15147 STATIC_CHAIN_REGNUM): Likewise.
15148 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15149 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15150 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15151 * config/m68k/m68k.md (FP_REG): New.
15153 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15155 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15158 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15160 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15161 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15164 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15166 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15169 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15172 * c-decl.c (finish_decl): Grab the type of the decl after the call
15173 to store_init_value.
15175 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15177 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15179 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15182 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15183 dominators, post dominators and cleanup cfg before returning.
15185 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15187 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15188 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15190 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15192 * config.gcc: Recognize fido.
15193 * config/m68k/m68k-devices.def (fidoa): New.
15194 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15196 (FL_FIDOA, TARGET_FIDOA): New.
15197 * config/m68k/m68k.opt (mfidoa): New.
15199 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15201 PR middle-end/31322
15202 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15203 when a personality function is used.
15205 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15207 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15209 2007-04-13 Mike Stump <mrs@apple.com>
15211 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15213 * config/darwin.opt (fapple-kext): Make C++ only.
15214 * config/darwin.c (darwin_override_options): Remove code to ensure
15215 -fapple-kext is given for C++ only.
15217 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15219 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15220 * config/mips/mips.c (override_options): Call
15221 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15223 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15225 * config/i386/i386.opt (msvr3-shlib): Removed.
15227 * doc/invoke.texi: Remove -msvr3-shlib.
15229 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15231 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15232 with "popcnt" instruction.
15234 2007-04-13 Richard Guenther <rguenther@suse.de>
15236 PR tree-optimization/21258
15237 * tree-vrp.c (compare_case_labels): New helper.
15238 (find_switch_asserts): New function.
15239 (find_assert_locations): Call it for SWITCH_EXPRs.
15241 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15243 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15244 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15245 check is now implied in X87_FLOAT_MODE_P.
15246 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15247 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15248 (fix_trunc<mode>_i386_fisttp): Ditto.
15249 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15250 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15251 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15252 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15253 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15254 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15255 (unnamed_splitters): Ditto.
15256 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15257 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15258 FIRST_SSE_REG for local functions when SSE math is enabled or
15259 for functions with sseregparm attribute.
15260 (standard_80387_constant_p): Return -1 if mode is not
15262 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15263 (ix86_expand_compare): Ditto.
15264 (ix86_expand_carry_flag_compare): Ditto.
15265 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15266 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15267 DECIMAL_FLOAT_MODE_P.
15268 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15269 of SCALAR_FLOAT_MODE_P.
15270 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15271 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15272 checks before FLOAT_MODE_P.
15273 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15274 before FLOAT_MODE_P.
15279 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15281 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15282 Charles Wilson <libtool@cwilson.fastmail.fm>
15284 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15285 (libgcc.mvars): Don't depend on them.
15286 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15287 * exec-tool.in: New.
15289 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15291 * doc/invoke.text (--help): Document --help=common.
15293 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15295 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15297 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15299 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15300 * genemit.c (main): Emit #include "integrate.h".
15301 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15302 (LOADGP_RTP): New mips_loadgp_style.
15303 * config/mips/mips.h: Include config/vxworks-dummy.h.
15304 (TARGET_RTP_PIC): New macro.
15305 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15306 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15307 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15308 for TARGET_RTP_PIC.
15309 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15310 -mvxworks-pic when using -mrtp and a PIC option.
15311 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15313 (mips_symbolic_constant_p, mips_symbolic_address_p)
15314 (mips_symbol_insns): Handle SYMBOL_HALF.
15315 (override_options): Warn about -G and -mrtp being used together.
15316 Initialize mips_lo_relocs[SYMBOL_HALF].
15317 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15318 (mips_emit_loadgp): Handle LOADGP_RTP.
15319 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15320 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15321 (tablejump): Handle function-relative case table entries if
15323 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15325 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15327 * config/mips/mips.md (load_call<mode>): Allow any general register.
15329 (sibcall_value_internal, sibcall_value_multiple_internal)
15330 (call_value_internal, call_value_split, call_value_multiple_internal)
15331 (call_value_multiple_split): Remove constraints from operand 0.
15333 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15335 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15336 rather than loadgp_noshared.
15337 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15338 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15340 * config/mips/mips.md (loadgp): Rename to...
15341 (loadgp_newabi): ...this.
15342 (loadgp_noshared): Rename to...
15343 (loadgp_absolute): ...this.
15345 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15347 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15348 false for locally-binding symbols.
15349 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15351 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15353 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15354 (SYMBOL_GOT_PAGE_OFST): ...this.
15355 (SYMBOL_GOT_GLOBAL): Rename to...
15356 (SYMBOL_GOT_DISP): ...this.
15357 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15358 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15359 * config/mips/mips.c (mips_global_symbol_p): New function.
15360 (mips_symbol_binds_local_p): Likewise.
15361 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15362 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15363 mips_global_symbol_p and mips_symbol_binds_local_p.
15364 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15365 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15366 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15367 SYMBOL_GOTOFF_DISP.
15368 (mips_ok_for_lazy_binding_p): New function.
15369 (mips_load_call_address, mips_expand_call): Use it.
15370 (mips_dangerous_for_la25_p): Likewise.
15371 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15372 (*got_disp<mode>): Use got_disp_operand instead of
15373 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15374 SYMBOL_GOTOFF_GLOBAL.
15375 (*got_page<mode>): Use got_page_ofst_operand instead of
15377 * config/mips/predicates.md (const_call_insn_operand): Use
15378 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15379 (global_got_operand): Rename to...
15380 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15382 (local_got_operand): Rename to...
15383 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15384 of SYMBOL_GOT_LOCAL.
15386 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15388 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15389 TARGET_CALL_CLOBBERED_GP.
15390 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15391 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15392 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15393 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15394 of TARGET_ABICALLS && !TARGET_NEWABI.
15395 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15396 * config/mips/mips.c (mips_load_call_address): Check
15397 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15398 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15399 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15400 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15401 TARGET_ABICALLS && TARGET_NEWABI.
15402 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15404 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15405 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15406 TARGET_ABICALLS && TARGET_NEWABI.
15407 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15408 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15409 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15410 whether indirect calls must use $25.
15411 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15413 * config/mips/mips.md (jal_macro): Check flag_pic and
15414 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15415 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15416 instead of TARGET_ABICALLS.
15417 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15418 TARGET_ABICALLS && TARGET_OLDABI.
15419 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15420 (sibcall): In the comment above the define_insn, mention
15421 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15422 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15423 instead of TARGET_ABICALLS.
15425 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15427 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15428 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15429 (MACFLAGS_MATCH_P): New macro.
15430 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15431 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15432 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15433 the other MACFLAG constants.
15434 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15435 (flag_machi): Tighten constraints. Renumber some of the operands.
15436 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15438 (flag_machi_parts_acconly): New pattern.
15439 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15441 (flag_macinit1hi): Tighten constraints.
15442 (flag_mul_macv2hi_parts_acconly): New pattern.
15444 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15445 Use a more efficient implementation.
15446 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15447 inline sequences when not optimizing for size.
15449 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15450 movhi_high2low): Delete, merge functionality into...
15451 (packv2hi): ... this pattern.
15453 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15454 * config/bfin/bfin.opt (msim): New option.
15455 (mcpu=): New option.
15456 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15457 (bfin_cpu_t): Typedef of enum bfin_cpu.
15458 (bfin_cpu_type): New declaration.
15459 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15460 -msim and -mcpu= options.
15461 (LIB_SPEC): Likewise.
15462 * config/bfin/bfin.c (bfin_cpu_type): Define.
15463 (bfin_handle_option): Handle -mcpu= option.
15464 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15465 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15466 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15468 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15470 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15471 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15472 (powerpc-wrs-vxworksae): Use ${tm_file}.
15473 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15474 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15475 * config/i386/vx-common.h: New file.
15477 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15479 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15482 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15484 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15487 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15491 * c-common.c (c_build_qualified_type): Set canonical type
15494 2007-04-12 Richard Guenther <rguenther@suse.de>
15496 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15497 lower bound and element size if lower bound is not zero
15498 or either of the ARRAY_REF operands is set.
15500 2007-04-12 Richard Guenther <rguenther@suse.de>
15502 PR tree-optimization/24689
15503 PR tree-optimization/31307
15504 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15506 * gimplify.c (canonicalize_addr_expr): To be consistent with
15507 gimplify_compound_lval only set operands two and three of
15508 ARRAY_REFs if they are not gimple_min_invariant. This makes
15509 it never at this place.
15510 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15512 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15514 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15515 null before emitting a .nsubspa directive.
15517 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15519 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15520 need_to_partition_p if there are no memory statements in the
15523 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15525 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15526 (gcd_of_steps_may_divide_p): New function.
15527 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15529 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15531 * reload.c (find_reloads_toplev, find_reloads_address,
15532 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15533 not a pointer equality test, to decide if we need to call
15534 push_reg_equiv_alt_mem.
15536 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15538 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15539 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15541 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15543 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15545 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15546 vector to be positive.
15548 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15552 * doc/invoke.texi: Document --params max-aliased-vops and
15554 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15555 debug_memory_partitions): Move to tree-flow.h
15556 * params.h (AVG_ALIASED_VOPS): Define.
15557 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15559 (mp_info_t): Likewise.
15560 (get_mem_sym_stats_for): New.
15561 (set_memory_partition): Move from tree-flow-inline.h.
15562 (mark_non_addressable): Only clear the set of symbols for the
15563 partition if it exists.
15564 (dump_memory_partitions): Move from tree-ssa-operands.c
15565 (debug_memory_partitions): Likewise.
15566 (need_to_partition_p): New.
15567 (dump_mem_ref_stats): New.
15568 (debug_mem_ref_stats): New.
15569 (dump_mem_sym_stats): New.
15570 (debug_mem_sym_stats): New.
15571 (update_mem_sym_stats_from_stmt): New.
15572 (compare_mp_info_entries): New.
15573 (mp_info_cmp): Call it.
15574 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15576 (get_mpt_for): Move from tree-ssa-operands.c.
15577 (find_partition_for): New.
15578 (create_partition_for): Remove.
15579 (estimate_vop_reduction): New.
15580 (update_reference_counts): New.
15581 (build_mp_info): New.
15582 (compute_memory_partitions): Refactor.
15583 Document new heuristic.
15584 Call build_mp_info, update_reference_counts,
15585 find_partition_for and estimate_vop_reduction.
15586 (compute_may_aliases): Populate virtual operands before
15587 calling debugging dumps.
15588 (delete_mem_sym_stats): New.
15589 (delete_mem_ref_stats): New.
15590 (init_mem_ref_stats): New.
15591 (init_alias_info): Call it.
15592 (maybe_create_global_var): Remove alias_info argument.
15593 Get number of call sites and number of pure/const call sites
15594 from gimple_mem_ref_stats().
15595 (dump_alias_info): Call dump_memory_partitions first.
15596 (dump_points_to_info_for): Show how many times a pointer has
15598 * opts.c (decode_options): For -O2 set --param
15599 max-aliased-vops to 500.
15600 For -O3 set --param max-aliased-vops to 1000 and --param
15601 avg-aliased-vops to 3.
15602 * fortran/options.c (gfc_init_options): Remove assignment to
15604 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15605 * tree-dfa.c (dump_variable): Dump memory reference
15607 Dump NO_ALIAS* settings.
15608 (referenced_var_lookup): Tidy.
15609 (mem_sym_stats): New.
15610 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15611 and ORIG are different SSA names for a memory partition.
15612 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15613 * tree-flow.h (struct mem_sym_stats_d): Define.
15614 (mem_sym_stats_t): Define.
15615 (struct mem_ref_stats_d): Define.
15616 (struct gimple_df): Add field mem_ref_stats.
15617 (enum noalias_state): Define.
15618 (struct var_ann_d): Add bitfield noalias_state.
15619 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15620 debug_mem_ref_stats, debug_memory_partitions,
15621 debug_mem_sym_stats): Declare.
15622 * tree-ssa-structalias.c (update_alias_info): Update call
15623 sites, pure/const call sites and asm sites in structure
15624 returned by gimple_mem_ref_stats.
15625 Remove local variable IS_POTENTIAL_DEREF.
15626 Increase NUM_DEREFS if the memory expression is a potential
15628 Call update_mem_sym_stats_from_stmt.
15629 If the memory references memory, call
15630 update_mem_sym_stats_from_stmt for all the direct memory
15631 symbol references found.
15632 (intra_create_variable_infos): Set noalias_state field for
15633 pointer arguments according to the value of
15634 flag_argument_noalias.
15635 * tree-ssa-structalias.h (struct alias_info): Remove fields
15636 num_calls_found and num_pure_const_calls_found.
15637 (update_mem_sym_stats_from_stmt): Declare.
15638 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15639 Set default value to 100.
15640 (PARAM_AVG_ALIASED_VOPS): Define.
15642 2007-04-11 Richard Guenther <rguenther@suse.de>
15644 PR middle-end/31530
15645 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15646 a * -b + c as c - a * b if we honor sign dependent rounding.
15648 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15650 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15651 bfin_expand_strmov.
15652 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15653 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15655 (initialize_trampoline): Don't use old-style function definition.
15656 (bfin_secondary_reload): Mark IN_P argument as unused.
15658 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15660 PR tree-optimization/31343
15661 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15662 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15663 * testsuite/gcc.dg/vect/pr31343.c: New.
15665 2007-04-10 Eric Christopher <echristo@apple.com>
15667 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15668 * config/i386/i386.md (*cmpfp0): Use.
15669 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15670 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15671 (fix_trunc<mode>_i386_fisttp): Ditto.
15672 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15673 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15674 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15675 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15676 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15677 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15678 (unnamed_splitters): Ditto.
15679 * config/i386/i386.c (output_fix_trunc): Assert that
15680 we're not being passed a TFmode operand.
15682 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15684 PR tree-optimization/31526
15685 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15686 n_basic_blocks to find newly added blocks.
15688 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15690 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15692 (fix_trunc<mode>si_sse): Ditto.
15693 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15694 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15695 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15696 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15697 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15698 expander using SSEMODEF mode macro.
15699 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15700 expander using SSEMODEF mode macro.
15701 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15702 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15703 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15704 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15705 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15706 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15707 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15708 Macroize insn using X87MODEF mode macro.
15710 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15712 * config/i386/sse.md (sse2_pinsrw): Removed.
15713 (sse2_pextrw): Renamed to ...
15714 (*sse2_pextrw): This.
15716 2007-04-09 Jan Hubicka <jh@suse.cz>
15719 * config/i386/sse.md
15720 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15721 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15722 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15723 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15725 2007-04-09 Jan Hubicka <jh@suse.cz>
15727 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15728 multiple fields of union.
15730 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15732 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15733 (create_preheaders): Check that loops are available.
15734 (fix_loop_structure): Clean up, improve comments.
15735 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15736 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15738 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15739 * predict.c (tree_estimate_probability): Do not call
15740 calculate_dominance_info. Call create_preheaders.
15741 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15742 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15744 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15745 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15746 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15747 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15750 2007-04-08 Jan Hubicka <jh@suse.cz>
15752 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15753 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15754 * fold-const.c (fold_unary): Use it.
15756 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15758 * varasm.c (assemble_variable): Remove call to
15759 lang_hooks.decls.prepare_assemble_variable.
15760 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15761 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15762 * langhooks.h (lang_hooks_for_decls): Remove
15763 prepare_assemble_variable.
15765 2007-04-08 Mike Stump <mrs@apple.com>
15767 * config/i386/i386.c: Use inc/dec on Core2.
15769 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15771 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15772 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15773 lhd_tree_inlining_end_inlining): Remove.
15774 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15775 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15776 end_inlining hooks.
15777 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15778 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15779 lhd_tree_inlining_end_inlining): Remove prototypes.
15780 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15781 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15782 LANG_HOOKS_TREE_INLINING_START_INLINING,
15783 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15785 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15788 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15791 * config/avr/predicates.md (io_address_operand): Delete predicate.
15792 (low_io_address_operand): Don't use 'mode' argument.
15793 (higth_io_address_operand): Rename ...
15794 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15795 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15798 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15800 Revert change removing staticp.
15802 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15805 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15808 2007-04-07 Bruce Korb <bkorb@gnu.org>
15810 * c.opt: Add -Wformat-contains-nul.
15811 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15813 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15814 the NUL byte warning.
15816 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15818 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15820 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15822 * tree.c (staticp): No longer use staticp langhook.
15823 * langhooks.c (lhd_staticp): Removed.
15824 * langhooks.h (struct lang_hooks): Remove staticp.
15825 * c-common.c (c_staticp): Remove.
15826 * c-common.h (c_staticp): Ditto.
15827 * langhooks-defs.h (lhd_staticp): Ditto.
15828 (LHD_HOOKS_STATICP): Ditto
15829 * tree.h (gcc_assert_lowered): New macro.
15831 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15833 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15834 argument "reliable".
15835 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15836 Add argument "reliable". Propagate it through calls.
15837 (infer_loop_bounds_from_undefined): Derive number of iterations
15838 estimates from references in blocks that do not dominate loop latch.
15839 (gcov_type_to_double_int): New function.
15840 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15841 and expected_loop_iterations_unbounded.
15842 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15843 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15844 * tree-data-ref.c (estimated_loop_iterations): Export.
15845 (get_references_in_stmt): Fix -- do not return addresses of local
15847 * cfgloop.h (expected_loop_iterations_unbounded,
15848 estimated_loop_iterations): Declare.
15850 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15852 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15854 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15856 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15857 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15858 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15859 Use output_387_reg_move().
15860 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15861 expander using X87MODEF12 mode macro.
15862 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15863 choosing register preferences. Use output_387_reg_move().
15864 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15865 instead of "x". Use output_387_reg_move().
15866 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15867 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15868 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15869 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15870 Use output_387_reg_move().
15871 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15873 (*truncxf?f_i387 splitter): Ditto.
15875 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15877 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15878 LANG_HOOKS_SAFE_FROM_P.
15879 * expr.c (safe_from_p): Remove langhook call.
15880 * langhooks.h (lang_hooks): Remove safe_from_p.
15881 (lhd_safe_from_p): Remove prototype.
15882 * langhooks.c (lhd_safe_from_p): Remove.
15884 2007-04-06 Jan Hubicka <jh@suse.cz>
15886 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15889 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15891 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15892 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15893 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15894 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15896 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15897 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15899 2007-04-05 Richard Henderson <rth@redhat.com>
15901 * config/alpha/alpha.c (print_operand) [+]: Remove.
15902 (alpha_end_function): Print nop if call at end of function.
15903 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15904 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15905 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15906 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15907 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15908 the call pattern. Update peepholes to match.
15910 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15912 * doc/extend.texi (Other Builtins): Add decimal float variants
15914 * builtins.def: Ditto.
15915 * builtins.c (expand_builtin): Ditto.
15917 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15918 H.J. Lu <hongjiu.lu@intel.com>
15921 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15922 of V8HImode when calling ix86_binary_operator_ok.
15923 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15924 (sdot_prodv8hi): Operands 1 and 2 must be register.
15926 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15928 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15929 initialize align to silence bogus warning.
15931 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15933 PR middle-end/22156
15934 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15936 (struct sra_walk_fns): Remove use_all parameter from use.
15937 (sra_hash_tree): Handle BIT_FIELD_REFs.
15938 (sra_elt_hash): Don't hash bitfld blocks.
15939 (sra_elt_eq): Skip them in parent compares as well. Handle
15941 (sra_walk_expr): Don't maintain or pass down use_all_p.
15942 (scan_use): Remove use_all parameter.
15943 (scalarize_use): Likewise. Re-expand assignment to
15944 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15945 output, and re-scalarize after output. Don't mark anything
15947 (scalarize_ldst): Adjust.
15948 (scalarize_walk_gimple_modify_statement): Likewise.
15949 (build_element_name_1): Handle BIT_FIELD_REFs.
15950 (instantiate_element): Don't warn for any element whose parent
15951 is used as a whole.
15952 (instantiate_missing_elements_1): Return the sra_elt.
15953 (canon_type_for_field): New.
15954 (try_instantiate_multiple_fields): New.
15955 (instantiate_missing_elemnts): Use them.
15956 (mark_no_warning): Removed.
15957 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15958 (REPLDUP, sra_build_elt_assignment): New.
15959 (generate_copy_inout): Use them.
15960 (generate_element_copy): Likewise. Handle bitfld differences.
15961 (generate_element_zero): Don't recurse for blocks. Use
15962 sra_build_elt_assignment.
15963 (generate_one_element_int): Take elt instead of var. Use
15964 sra_build_elt_assignment.
15965 (generate_element_init_1): Adjust.
15966 (scalarize_use, scalarize_copy): Use REPLDUP.
15967 (scalarize_ldst): Move assert before dereference.
15968 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15970 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15972 * regmove.c: Fix unused variable warnings due to previous commit.
15974 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15976 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15977 (regmove_bb_head): Remove.
15978 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15979 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15980 problems with fixup_match_1.
15981 Don't initialize/free regmove_bb_head.
15983 (reg_is_remote_constant_p): If an insn is in the same basic block
15984 but not before INSN, consider it remote, too.
15986 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15989 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15990 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15992 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15994 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15995 (CONDITIONAL_REGISTER_USAGE): Likewise.
15997 2007-04-04 Richard Henderson <rth@redhat.com>
15999 * config/alpha/lib1funcs.asm: Remove unused file.
16001 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16004 * opts.c (print_specific_help): Fix --help=<language>
16006 (common_handle_option): Support --help=common.
16008 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16011 * gcc.c (main): Do not run the linker if
16012 print_subprocess_help indicates that it shouldn't be
16015 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16018 * doc/invoke.texi (--help=): Document <languages> value, fix
16019 formatting in tables of values.
16021 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16023 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16024 dllimport attribute of virtual methods.
16026 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16028 * config/score/crti.asm: Change _bss_start to __bss_start.
16029 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16030 (OUTGOING_REG_PARM_STACK_SPACE) update.
16031 * config/score/score.opt: add options to make backend support
16032 score5, score5u, score7 and score7d.
16033 * config/score/score.md: Likewise.
16034 * config/score/misc.md: Likewise.
16035 * config/score/mac.md: Likewise.
16036 * doc/invoke.texi: Likewise.
16037 * doc/md.texi: update constraints define.
16039 2007-04-03 Richard Henderson <rth@redhat.com>
16041 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16042 an appropriate type, use the mode instead.
16044 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16046 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16047 Set the default --with-arch setting to mips2.
16048 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16049 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16050 (MULTILIB_OSDIRNAMES): Delete.
16051 (MULTILIB_DIRNAMES): Define.
16052 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16053 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16054 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16055 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16056 VXWORKS_OS_CPP_BUILTINS.
16057 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16058 (MIPS_DEBUGGING_INFO): Undefine.
16059 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16061 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16063 PR middle-end/30704
16064 * fold-const.c (native_encode_real): Encode real.c provided longs
16065 as a series of 32-bit native integers.
16066 (native_interpret_real): Interpret buffer as a series of 32-bit
16069 2007-04-03 Richard Guenther <rguenther@suse.de>
16071 * genpreds.c (write_insn_constraint_len): Write function
16072 optimized for CONSTRAINT_LEN implementation.
16073 (write_tm_preds_h): Output insn_constraint_len inline and
16074 use it for CONSTRAINT_LEN.
16075 (write_insn_preds_c): Don't output insn_constraint_len.
16076 * doc/md.texi (define_register_constraint): Document multi-letter
16077 constraints shall have the same length if they start with the same
16080 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16083 * config/i386/i386.md (isinf<mode>2): Expand only when
16084 TARGET_C99_FUNCTIONS is set.
16086 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16088 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16089 (x86_64-*-linux*): Ditto.
16090 * config/i386/i386.opt (mpc): New option.
16091 * config/i386/i386.c (overrride_options): Handle
16092 ix87_precision_string.
16093 * config/i386/crtprec.c: New file.
16094 * config/i386/t-crtpc: Ditto.
16095 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16096 and -mpc80 options.
16097 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16098 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16099 crtprec32.o, crtprec64.o and crtprec80.o.
16101 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16102 and -mpc80 options.
16103 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16105 2007-04-02 Eric Christopher <echristo@apple.com>
16107 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16108 limitations on darwin.
16110 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16113 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16115 2007-04-02 Dave Korn <dave.korn@artimi.com>
16117 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16119 2007-04-02 Dave Korn <dave.korn@artimi.com>
16121 * libgcc2.h (exception_descriptor): Don't forward-declare.
16122 (__get_eh_table_language, __get_eh_table_version): Delete
16123 prototypes of long-dead functions.
16125 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16127 * ebitmap.h: New file
16128 * ebitmap.c: New file
16129 * Makefile.in (ebitmap.o): New target.
16131 2007-04-01 Jan Hubicka <jh@suse.cz>
16133 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16134 before very first instruction.
16136 2007-04-01 Jan Hubicka <jh@suse.cz>
16138 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16139 waring on 64bit hosts.
16140 * bitmap.h: Fix typo in bitmap_head_def.
16142 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16144 PR rtl-optimization/31391
16145 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16146 into a DELETED_LABEL note, and the label is in an empty basic
16147 block, update BB_END as well as BB_HEAD.
16149 2007-04-01 Richard Henderson <rth@redhat.com>
16151 PR tree-optimization/31169
16152 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16153 to varying if the range is outside [0, prec-1].
16155 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16158 * config/mips/mips.md (load_const_gp): New insn.
16159 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16160 the MIPS16 GP pseudo register if no_new_pseudos.
16161 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16163 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16166 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16168 (call_value): Likewise.
16170 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16171 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16174 * doc/invoke.texi: (optimization options): Reword description
16175 of -ffast-math. Document its primary purpose.
16177 2007-03-31 Richard Guenther <rguenther@suse.de>
16179 * omp-low.c (splay-tree.h): Include.
16180 (lookup_decl): Replace splay-tree usage by pointer-map.
16181 (maybe_lookup_decl): Likewise.
16182 (new_omp_context): Likewise.
16183 (delete_omp_context): Likewise.
16184 * gimplify.c (splay-tree.h): Include.
16185 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16187 (remap_ssa_name): Likewise.
16188 (remap_decl): Likewise.
16189 (remap_type_1): Likewise.
16190 (remap_type): Likewise.
16191 (copy_body_r): Likewise.
16192 (expand_call_inline): Likewise.
16193 (clone_body): Likewise.
16194 (copy_tree_r): Likewise.
16195 (remap_save_expr): Likewise.
16196 (unsave_r): Likewise.
16197 (unsave_expr_now): Likewise.
16198 (tree_function_versioning): Likewise.
16199 (build_duplicate_type): Likewise.
16200 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16201 (struct copy_body_data): Replace splay-tree by pointer-map.
16202 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16203 not $(SPLAY_TREE_H).
16204 (gimplify.o): Depend on $(SPLAY_TREE_H).
16205 (omp-low.p): Likewise.
16207 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16209 * config/avr/predicates.md (even_register_operand,
16210 odd_register_operand): New predicates.
16211 * config/avr/avr.md (movw peephole2): New.
16212 (movw_r peephole2): New.
16214 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16216 * tree.h (get_signed_or_unsigned_type): New.
16217 * fold-const.c (operand_equal_for_comparison_p): Use
16218 get_signed_or_unsigned_type instead of
16219 lang_hooks.types.signed_or_unsigned_type.
16220 * expr.c (store_expr): Ditto.
16221 * langhooks.c (get_signed_or_unsigned_type): New.
16222 (lhd_signed_or_unsigned_type): New.
16223 * langhooks.h (lhd_signed_or_unsigned_type): New.
16224 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16226 2007-03-30 Richard Henderson <rth@redhat.com>
16228 * tree-ssa-loop-ivopts.c: Include target.h.
16229 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16230 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16231 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16232 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16234 2007-03-30 Richard Henderson <rth@redhat.com>
16235 Kai Tietz <kai.tietz@onevision.com>
16237 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16238 default for 64-bit.
16239 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16240 (TARGET_64BIT_MS_ABI): New.
16241 (DBX_REGISTER_NUMBER): Handle 64-bit.
16242 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16243 (LONG_TYPE_SIZE): Force to 32.
16244 (REG_PARM_STACK_SPACE): New.
16245 (OUTGOING_REG_PARM_STACK_SPACE): New.
16246 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16247 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16248 (STACK_BOUNDARY): Use 128 for 64-bit.
16249 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16250 Add 64-bit implementation.
16251 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16253 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16254 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16255 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16256 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16257 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16258 TARGET_64BIT_MS_ABI.
16259 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16260 (ix86_pass_by_reference): Likewise.
16261 (ix86_function_value_regno_p): Likewise.
16262 (ix86_build_builtin_va_list): Likewise.
16263 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16264 (function_arg_advance_ms_64): New.
16265 (function_arg_advance): Call it.
16266 (function_arg_ms_64): New.
16267 (function_arg): Call it.
16268 (function_value_ms_64): New.
16269 (ix86_function_value_1): Call it.
16270 (return_in_memory_ms_64): New.
16271 (ix86_return_in_memory): Call it.
16272 (setup_incoming_varargs_ms_64): New.
16273 (ix86_setup_incoming_varargs): Call it.
16274 (ix86_expand_prologue): Handle 64-bit stack probing.
16275 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16276 (output_pic_addr_const): Likewise.
16277 (x86_this_parameter): Likewise.
16278 (x86_output_mi_thunk): Likewise.
16279 (x86_function_profiler): Likewise.
16280 (TARGET_STRICT_ARGUMENT_NAMING): New.
16281 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16282 (TARGET_64BIT_MS_ABI): New.
16283 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16284 * config/i386/i386.md (allocate_stack_worker): Remove.
16285 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16286 describe the clobber of eax without a match_scratch.
16287 (allocate_stack_worker_postreload): Remove.
16288 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16289 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16290 (allocate_stack_worker_rex64_postreload): Remove.
16291 (allocate_stack): Handle 64-bit.
16292 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16293 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16294 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16295 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16296 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16297 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16298 * config.build (x86_64-*-mingw*): New host.
16299 * config.host (x86_64-*-mingw*): New host.
16300 * config.gcc (x86_64-*-mingw*): New target.
16301 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16303 2007-03-30 Richard Henderson <rth@redhat.com>
16304 Kai Tietz <kai.tietz@onevision.com>
16306 * c-pragma.c (struct def_pragma_macro_value): New.
16307 (struct def_pragma_macro): New.
16308 (pushed_macro_table): New.
16309 (dpm_hash, dpm_eq): New.
16310 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16311 (init_pragma): Install them.
16312 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16314 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16316 * config/avr/avr.c (avr_override_options): Clear
16317 'flag_delete_null_pointer_checks'.
16319 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16322 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16323 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16324 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16325 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16326 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16327 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16328 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16330 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16332 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16334 * regmove.c: Move all of pass_stack_adjustments from here...
16335 * combine-stack-adj.c: ...to this new file.
16336 * Makefile.in: Add rules for combine-stack-adj.o.
16338 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16340 PR tree-optimization/31383
16341 * tree-data-ref.c (affine_function_equal_p): Do not require the
16342 vectors to have the same length.
16344 2007-03-30 Jan Hubicka <jh@suse.cz>
16346 PR middle-end/30700
16347 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16348 availablility; add more sanity checking; ask varpool only about
16351 2007-03-29 Richard Henderson <rth@redhat.com>
16353 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16354 to decide, but __SIZEOF_LONG_LONG__.
16356 2007-03-29 Richard Henderson <rth@redhat.com>
16358 * emutls.c (struct __emutls_array): New.
16359 (emutls_destroy): Use it instead of casting element 0 from void*.
16360 (__emutls_get_address): Likewise.
16362 2007-03-29 Richard Henderson <rth@redhat.com>
16364 * varasm.c (initializer_constant_valid_p): Don't deny
16365 DECL_DLLIMPORT_P on functions.
16367 * config/i386/cygming.h: Remove function declarations.
16368 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16369 (ASM_OUTPUT_LABELREF): Remove.
16370 (COMMON_ASM_OP): Remove.
16371 (ASM_OUTPUT_COMMON): Remove.
16372 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16373 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16374 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16375 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16376 Rename from TARGET_ENCODE_SECTION_INFO.
16377 * config/i386/netware.h: Likewise.
16378 * config/i386/i386-protos.h: Update.
16379 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16380 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16381 (legitimate_constant_p): Reject dllimports.
16382 (dllimport_map, get_dllimport_decl): New.
16383 (legitimize_dllimport_symbol): New.
16384 (legitimize_address, ix86_expand_move): Use it.
16385 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16386 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16387 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16388 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16389 * config/i386/predicates.md (constant_call_address_operand): Only
16390 accept symbols; reject dllimport_p symbols.
16391 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16392 i386_pe_maybe_record_exported_symbol.
16393 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16394 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16395 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16396 trust the setting of DECL_DLLIMPORT_P.
16397 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16398 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16399 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16400 tidy the argument scanning loop.
16401 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16402 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16403 (i386_pe_strip_name_encoding): Remove.
16404 (i386_pe_binds_local_p): New.
16405 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16406 (i386_pe_output_labelref): Remove.
16407 (i386_pe_asm_output_aligned_decl_common): New.
16408 (i386_pe_maybe_record_exported_symbol): Rename from
16409 i386_pe_record_exported_symbol; check for dllexported symbols.
16411 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16413 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16414 add comment explaining why vsnprintf cannot be used.
16416 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16418 PR tree-optimization/30666
16419 * tree.c (build_complex_type): When creating type names for DWARF2
16420 debug info, create TYPE_DECLs for TYPE_NAME instead of
16422 (build_common_tree_nodes_2): Use build_complex_type when building
16423 predefined complex types, to preserve canonical types.
16425 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16427 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16428 (noce_get_alt_condition): Look at it to determine whether to
16429 reverse the condition or not.
16430 (noce_get_condition): Substitute the truth for lies.
16431 (noce_find_if_block): Set the then_else_reversed field.
16433 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16435 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16436 destination of this insn.
16437 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16438 than calling gen_rtx_SET directly. Use r0 to hold the value of
16439 'address + 4' rather than a stack based temporary which can be
16440 mis-optimized away.
16442 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16444 * config/s390/s390.c (s390_secondary_input_reload_class,
16445 s390_secondary_output_reload_class): Functions removed.
16446 (s390_secondary_reload): New function.
16447 (TARGET_SECONDARY_RELOAD): Target macro defined.
16448 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16449 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16450 * config/s390/s390.md ("reload_outti", "reload_outdi",
16451 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16452 "reload_out<mode>"): Expanders removed.
16453 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16454 "reload<mode>_nonoffmem_out"): Expanders added.
16456 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16458 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16459 action if SRC->DEST replacement failed anyway.
16461 2007-03-28 Mike Stump <mrs@apple.com>
16463 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16464 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16465 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16467 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16469 * config.gcc: Accept barcelona as a variant of amdfam10.
16470 * config/i386/i386.c (override_options): Likewise.
16471 * doc/invoke.texi: Likewise.
16473 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16475 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16476 offsets for BIT_FIELD_REF and COMPONENT_REF.
16478 2007-03-28 Richard Guenther <rguenther@suse.de>
16480 * tree.c (is_global_var): Move ...
16481 * tree-flow-inline.h (is_global_var): ... here.
16482 * tree.h (is_global_var): Remove declaration.
16484 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16486 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16488 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16489 * config/i386/i386.c (ix86_tune_features): Initialize new
16491 * config/i386/predicates.md (promotable_binary_operator): Use
16492 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16494 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16497 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16499 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16501 * config/fr30/fr30.md (movsi_internal): Change destination
16502 constraint from m to V and add m to the end.
16504 2007-03-28 Christian Bruel <christian.bruel@st.com>
16506 * config/sh/sh.md (movsi_i): Fix type attribute.
16508 2007-03-28 Christian Bruel <christian.bruel@st.com>
16510 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16511 (movsf_ie): Likewise.
16513 2007-03-28 Christian Bruel <christian.bruel@st.com>
16515 * config.gcc: Add sh4-300 to multilib.
16516 * config/sh/t-mlib-sh4-300: New file.
16518 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16520 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16521 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16522 fix_trunc<mode>di2.
16523 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16524 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16525 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16526 "fixuns_trunctddi2"): Whitespace fix.
16528 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16530 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16531 the definition of struct sh_args.
16532 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16533 CALL_COOKIE_INT_REG_GET): Likewise.
16535 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16537 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16538 transformations are applied successfully.
16540 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16542 * tree.c (tree_contains_struct): Permit 512 tree codes.
16543 * tree.h (tree_contains_struct): Ditto.
16544 (MAX_TREE_CODES): Ditto.
16545 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16546 SPARE member to store remaining padding bits.
16548 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16550 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16553 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16555 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16556 * configure: Regenerate.
16558 * configure: Regenerate using the correct version of autoconf.
16560 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16562 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16564 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16565 regs to "__SP_L__" and "__SP_H__".
16567 2007-03-27 Richard Guenther <rguenther@suse.de>
16569 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16570 computations with it with a HOST_WIDE_INT variable.
16572 2007-03-26 Mike Stump <mrs@apple.com>
16574 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16575 objective-c-header, objective-c++-header and objc++-cpp-output
16577 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16579 2007-03-26 Richard Henderson <rth@redhat.com>
16582 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16583 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16584 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16585 IX86_BUILTIN_PSRLQ128): New.
16586 (ix86_init_mmx_sse_builtins): Add them.
16587 (ix86_expand_builtin): Expand them.
16588 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16589 operand 2 be TImode.
16590 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16591 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16592 _mm_srli_epi64): Mark __B const.
16593 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16594 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16595 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16596 new two-vector shift builtins.
16598 2007-03-26 Ian Lance Taylor <iant@google.com>
16600 PR tree-optimization/31345
16601 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16602 [+INF, +INF(OVF)] into VARYING.
16604 2007-03-26 Zack Weinberg <zackw@panix.com>
16606 * gengtype-parse.c: New file.
16607 * gengtype-yacc.y: Delete.
16608 * gengtype-lex.l: Don't include gengtype-yacc.h.
16609 Define YY_DECL and yyterminate appropriately for recursive
16610 descent parser. yylval is now a string out-parameter to yylex.
16611 (HWS, EOID): New shorthand.
16612 (IWORD): Add a couple more types.
16613 (yylex): Add a setup stanza. Remove the complex rules for
16614 detecting GTY'ed types and typedefs; replace with simple
16615 keyword detectors. Adjust everything for the changed
16616 definition of yylval. Ignore all pp-directives, not just #define.
16618 (parse_file): Rename yybegin; do not call yyparse.
16620 * gengtype.c (xasprintf): Export again.
16621 (this_file): New. Use everywhere __FILE__ was being used.
16622 (get_lang_bitmap): Special case types defined in gengtype.c.
16623 (do_typedef, new_structure): Suppress definition of certain types.
16624 (new_structure): Improve diagnostics of duplicate definitions.
16625 Make sure location_s is associated with input.h.
16626 (nreverse_pairs, define_location_structures): New functions.
16627 (main): Improve tagging of kludge types. Remove old kludges
16628 for input.h types; use define_location_structures.
16629 * gengtype.h: Update prototypes. Define token codes here.
16630 * Makefile.in: Remove all references to gengtype-yacc.
16631 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16633 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16634 add GTY((skip)) to the field that's only conditionally there.
16635 * doc/install.texi: Document that Bison is no longer required
16636 unless building treelang.
16638 * gengtype.c: Don't include gtyp-gen.h.
16639 (srcdir): Declare here.
16640 (base_files, lang_dir_names): Allocate dynamically.
16641 (gt_files, num_gt_files, num_lang_dirs): New globals.
16642 (measure_input_list, read_input_line, read_input_list)
16643 (set_lang_bitmap): New functions.
16644 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16645 simplify, relying on read_input_list to set up the bitmaps.
16646 (main): Arguments are no longer unused. Check for correct number
16647 of command line arguments, set srcdir and srcdir_len, then call
16648 read_input_list, before doing anything else. No need to worry
16649 about duplicates in main loop.
16650 * configure.ac: Simplify the calculation of all_gtfiles.
16651 Put language tags in there. Don't set or substitute
16652 all_gtfiles_files_langs or all_gtfiles_files_frags.
16653 * Makefile.in: Revamp the way gengtype is invoked, now that it
16654 takes a file on its command line with a much simpler format.
16655 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16656 (GTFILES): Remove duplicates and C source files.
16657 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16658 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16659 * configure: Regenerate.
16661 * gengtype.h: Remove all type definitions to gengtype.c; leave
16662 only definitions of options_p, type_p, and pair_p as opaque
16663 pointers. Update prototypes.
16664 * gengtype.c: Many type definitions moved here from gengtype.h.
16665 Consolidate type definitions at the top of the file.
16666 (xvasprintf): Delete.
16667 (xasprintf): Make static.
16668 (create_nested_pointer_option): Add 'next' parameter.
16669 (create_field_all, create_field_at): New functions.
16670 (create_field): Now a thin wrapper around create_field_all.
16671 (create_optional_field): Rename create_optional_field_ and add
16672 line argument. Original name is now a macro which supplies
16674 (oprintf): Use vsnprintf directly.
16675 (close_output_files): Use fatal rather than perror/exit.
16676 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16677 (main): Set progname. Don't use exit.
16678 * gengtype-yacc.y (struct_fields): Use create_field_at.
16679 (option, optionseqopt): Delete.
16680 (optionseq): Consolidate productions from option here so we
16681 can use the first argument to create_option.
16683 * gengtype-lex.l: Distinguish unions from structures in the
16684 token type. Don't call find_structure; return the tag as a string.
16685 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16686 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16687 string. Reorganize typedef_struct production accordingly.
16688 Use create_nested_ptr_option.
16689 * gengtype.c (create_nested_ptr_option): New function.
16690 * gengtype.h: Declare it.
16692 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16693 (string_type): Don't declare.
16694 (do_scalar_typedef): Declare.
16695 (create_scalar_type): Update prototype.
16696 * gengtype.c (string_type): Make static.
16697 (scalar_nonchar, scalar_char): New.
16698 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16699 (resolve_typedef): Use scalar_nonchar for error recovery.
16700 (create_scalar_type): Remove name_len field. Return scalar_char
16701 or scalar_nonchar as appropriate.
16702 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16703 to use string_type.
16704 (throughout): Use scalar_nonchar instead of calling
16705 create_scalar_type, whenever possible.
16706 (main): Initialize scalar_char and scalar_nonchar before calling
16708 * gengtype-lex.l: Adjust for removal of second argument to
16709 create_scalar_type. Use yylval.s instead of yylval.t when
16711 * gengtype-yacc.y: Type of SCALAR is string. Call
16712 create_scalar_type from type:SCALAR rule. Adjust for removal of
16713 second argument to create_scalar_type.
16715 * vec.h: Remove all #if IN_GENGTYPE blocks.
16716 Add comment saying that changes may require adjustments to gengtype.
16717 * gengtype.c: Don't include coretypes.h or tm.h.
16718 Add comment to inclusion of errors.h.
16719 (note_def_vec, note_def_vec_alloc): New functions.
16720 * gengtype.h: Declare new functions.
16721 * gengtype-lex.l: Don't include coretypes.h.
16722 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16724 (update_lineno): Remove unnecessary prototype.
16725 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16726 (VEC rule): Just return VEC_TOKEN.
16727 * gengtype-yacc.y (VEC_TOKEN): New token type.
16728 (type): Add a production for VEC(a,b).
16729 * Makefile.in: Update dependencies.
16731 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16732 typedefs that use the old PARAMS macro.
16734 * gengtype-lex.l: Remove all rules and states relating to yacc
16736 * gengtype-yacc.y: Similarly.
16737 * gengtype.c (note_yacc_type): Delete function.
16738 * gengtype.h: Update prototypes.
16740 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16742 * tree-pretty-print.c (dump_generic_node): Report precision of
16743 unnamed integer types.
16745 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16747 * ifcvt.c (noce_try_store_flag_constants): Don't check
16748 no_new_pseudos here.
16749 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16750 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16751 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16752 noce_try_sign_mask): Likewise.
16753 (if_convert): Check no_new_pseudos here.
16755 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16757 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16758 (noce_get_condition): Handle new then_else_reversed argument.
16759 (noce_init_if_info): Remove, fold into noce_find_if_block.
16760 (noce_process_if_block): Take a struct noce_if_info as the
16761 argument. Don't set up one based on ce_if_info. Update pointer
16762 references accordingly.
16763 (cond_move_process_if_block): Likewise.
16764 (process_if_block): Removed.
16765 (find_if_block): Removed. Move functionality two new functions,
16766 noce_find_if_block and cond_exec_find_if_block.
16767 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16768 blocks and the symmetric IF-ELSE-JOIN case.
16769 (cond_exec_find_if_block): Also new function mostly based on old
16770 find_if_block and process_if_block.
16771 (find_if_header): Replace find_if_block call with separately
16772 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16773 (find_cond_trap): Update noce_get_condition call.
16774 (dead_or_predicable): Likewise.
16776 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16778 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16780 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16781 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16782 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16783 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16784 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16785 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16786 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16787 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16788 __builtin_ia32_psrad128 builtins.
16790 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16792 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16793 * config/i386/constraints.md
16794 (define_constraint "I"): Use IN_RANGE macro.
16795 (define_constraint "J"): Ditto.
16796 (define_constraint "K"): Ditto.
16797 (define_constraint "M"): Ditto.
16798 (define_constraint "N"): Ditto.
16799 (define_constraint "O"): Ditto.
16800 * config/i386/predicates.md
16801 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16802 (define_predicate "const_0_to_3_operand"): Ditto.
16803 (define_predicate "const_0_to_7_operand"): Ditto.
16804 (define_predicate "const_0_to_15_operand"): Ditto.
16805 (define_predicate "const_0_to_63_operand"): Ditto.
16806 (define_predicate "const_0_to_255_operand"): Ditto.
16807 (define_predicate "const_1_to_31_operand"): Ditto.
16808 (define_predicate "const_2_to_3_operand"): Ditto.
16809 (define_predicate "const_4_to_7_operand"): Ditto.
16811 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16813 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16814 in SImode for save_world.
16815 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16818 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16820 PR tree-optimization/30784
16821 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16824 2007-03-25 Revital Eres <eres@il.ibm.com>
16826 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16827 Fold movement_possibility function into it.
16829 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16831 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16832 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16833 (call_indirect_nonlocal_darwin64): Same.
16834 (call_nonlocal_darwin64): Same.
16835 (call_value_indirect_nonlocal_darwin64): Same.
16836 (call_value_nonlocal_darwin64): Same.
16837 (sibcall_nonlocal_darwin64): Same.
16838 (sibcall_value_nonlocal_darwin64): Same.
16839 (sibcall_symbolic_64): Same.
16840 (sibcall_value_symbolic_64): Same.
16841 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16843 (rs6000_emit_load_toc_table): Same.
16844 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16845 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16847 (divss_call): Same.
16848 (divus_call): Same.
16849 (quoss_call): Same.
16850 (quous_call): Same.
16851 (load_toc_v4_pic_si): Same
16852 (load_toc_v4_PIC_1): Same.
16853 (load_toc_v4_PIC_1b): Same.
16854 (call_indirect_aix{32,64}): Same.
16855 (call_value_indirect_aix{32,64}): Same.
16857 (call_value): Same.
16858 (call_local{32,64}): Same.
16859 (call_value_local{32,64}): Same.
16860 (call_indirect_nonlocal_aix{32,64}): Same.
16861 (call_nonlocal_aix{32,64}): Same.
16862 (call_value_indirect_nonlocal_aix{32,64}): Same.
16863 (call_value_nonlocal_aix{32,64}): Same.
16864 (call_indirect_nonlocal_sysv<mode>): Same.
16865 (call_nonlocal_sysv<mode>): Same.
16866 (call_value_indirect_nonlocal_sysv<mode>): Same.
16867 (call_value_nonlocal_sysv<mode>): Same.
16869 (sibcall_local{32,64}): Same.
16870 (sibcall_value_local{32,64}): Same.
16871 (sibcall_nonlocal_aix{32,64}): Same.
16872 (sibcall_value_nonlocal_aix{32,64}): Same.
16873 (sibcall_nonlocal_sysv<mode>): Same.
16874 (sibcall_value): Same.
16875 (sibcall_value_nonlocal_sysv<mode>): Same.
16877 2007-03-24 Paul Brook <paul@codesourcery.com>
16879 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16880 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16882 2007-03-24 Richard Henderson <rth@redhat.com>
16884 * config/ia64/constraints.md: New file.
16885 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16886 satisfies_constraint_?.
16887 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16888 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16889 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16890 ia64_output_mi_thunk): Likewise.
16891 (ia64_const_ok_for_letter_p): Remove.
16892 (ia64_const_double_ok_for_letter_p): Remove.
16893 (ia64_extra_constraint): Remove.
16894 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16895 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16896 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16897 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16898 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16899 EXTRA_MEMORY_CONSTRAINT): Remove.
16900 * config/ia64/ia64.md: Include constriants.md. Replace
16901 CONST_OK_FOR_? with satisfies_constraint_?.
16903 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16904 H.J. Lu <hongjiu.lu@intel.com>
16906 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16908 (name macros): Use DPD_BID_NAME to convert names properly.
16910 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16911 decimal floating point format.
16912 (init_floating_libfuncs): Change decimal functions so that they
16913 have a "bid_" prefix if the decimal system uses the BID format,
16914 and "dpd_" prefix if the decimal system uses the DPD format.
16915 (init_interclass_conv_libfuncs): Ditto.
16916 (init_intraclass_conv_libfuncs): Ditto.
16918 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16919 using the BID format.
16921 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16922 whether we are using the BID decimal format.
16923 * configure: Regenerate.
16925 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16926 the compiler has decimal floating point enabled. Define
16927 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16930 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16931 using the BID format.
16933 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16934 whether we are using the BID decimal format.
16935 * configure: Regenerate.
16937 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16938 the compiler has decimal floating point enabled. Define
16939 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16942 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16943 options, and that it is enabled for i386/x86_64 systems.
16945 * Makefile.in (enable_decimal_float): New.
16947 (DECNUMINC): Add -I$(DECNUMFMT).
16948 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16949 to $(DECNUMFMT) from $(DECNUM).
16951 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16952 Substitute enable_decimal_float.
16953 * configure: Regenerated.
16956 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16959 * configure.ac: Enable decimal float for x86_64-*-linux*.
16960 * configure: Regenerated.
16963 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16964 decimal128ClearSign to flip and clear the sign bit in decimal128.
16965 (decimal_real_maxval): Set decimal128SetSign to set the sign
16968 2007-03-23 Ian Lance Taylor <iant@google.com>
16970 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16972 2007-03-23 Ian Lance Taylor <iant@google.com>
16974 * tree-dump.c (dump_files): Correct comment.
16976 2007-03-23 Ian Lance Taylor <iant@google.com>
16978 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16980 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16982 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16983 in cfglayout mode. Don't go into and out of cfglayout mode.
16984 Link the blocks in the order of the constructed traces.
16985 (rest_of_handle_tracer): Adjust call to tracer.
16986 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16987 Don't go into cfglayout mode.
16988 (rtl_loop_done): Don't go out of cfglayout mode.
16989 * cfglayout.c (relink_block_chain): New function, split out from...
16990 (fixup_reorder_chain): ...here. Remove redundant checking.
16991 (cfg_layout_finalize): Don't clear the header, footer, and aux
16992 fields here, move the code to do so to relink_block_chain. Likewise
16993 for free_original_copy_tables.
16994 * rtl.h (tracer): Update prototype.
16995 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16996 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16997 mode. Use relink_block_chain to serialize the CFG according to the
16998 new basic block order. Move targetm.cannot_modify_jumps_p check from
17000 (gate_handle_reorder_blocks): ...to here.
17001 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17003 (gate_duplicate_computed_gotos): ...to here.
17004 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17005 something always changes when going into and out of cfglayout mode.
17006 Perform an expensive cfg cleanup while going into cfglayout mode.
17007 Always update liveness information on HAVE_conditional_execution
17008 targets. Reserialize the basic blocks and go out of cfglayout mode.
17009 * reg-stack.c: Include cfglayout.h.
17010 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17011 the call to reorder_basic_blocks.
17012 * basic-block.h (reorder_basic_blocks): Update prototype.
17013 (relink_block_chain): New prototype.
17014 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17016 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17018 * config/mips/mips.md (type, hazard, *movdi_32bit,
17019 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17020 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17021 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17022 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17023 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17025 (movcc): Change first xfer to multi.
17026 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17027 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17028 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17029 config/mips/generic.md: Change reservations using "xfer" to use
17031 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17032 using match_operand.
17033 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17034 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17036 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17038 2007-03-22 Richard Henderson <rth@redhat.com>
17040 * config/i386/i386.c: Remove unnecessary function declarations.
17041 Move targetm definition, and all related macros, to the end of
17042 the file. Resort some functions to put definitions before uses.
17043 (ix86_attribute_table): Make static. Move to end of file.
17044 (ix86_gimplify_va_arg): Make static.
17046 2007-03-22 Richard Henderson <rth@redhat.com>
17048 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17049 don't increase local_regparm with force_align_arg_pointer check.
17050 (ix86_function_sseregparm): Assert 32-bit.
17051 (type_has_variadic_args_p): New.
17052 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17053 type_has_variadic_args_p.
17054 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17055 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17056 use memset instead. Do maybe_vaarg check first; skip attribute
17057 tests if true; skip attribute tests for 64-bit.
17058 (construct_container): Remove TARGET_DEBUG_ARG.
17059 (function_arg_advance_32, function_arg_advance_64): Split out ...
17060 (function_arg_advance): ... from here.
17061 (function_arg_32, function_arg_64): Split out ...
17062 (function_arg): ... from here.
17063 (ix86_pass_by_reference): Tidy.
17064 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17065 (function_value_32): New, from parts of ix86_function_value
17066 and ix86_value_regno.
17067 (function_value_64): New, from parts of ix86_function_value
17068 and ix86_libcall_value.
17069 (ix86_function_value_1): New.
17070 (ix86_function_value, ix86_libcall_value): Use it.
17071 (return_in_memory_32, return_in_memory_64): Split out ...
17072 (ix86_return_in_memory): ... from here.
17073 (ix86_struct_value_rtx): Skip for 64-bit.
17074 (ix86_libcall_value, ix86_value_regno): Remove.
17075 (setup_incoming_varargs_64): Split out ...
17076 (ix86_setup_incoming_varargs): ... from here.
17077 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17078 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17079 * config/i386/i386-protos.h (ix86_function_value): Remove.
17080 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17082 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17085 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17086 infinities not supported, otherwise emit warning if -Woverflow. On
17087 underflow, emit warning if -Woverflow.
17088 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17090 * real.h (real_from_string): Update declaration
17092 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17093 Richard Henderson <rth@redhat.com>
17095 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17096 * calls.c (compute_argument_block_size, expand_call,
17097 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17098 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17099 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17100 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17101 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17102 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17103 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17104 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17107 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17109 * c-incpath.c (add_sysroot_to_chain): New.
17110 (merge_include_chains): Add sysroot argument. Call
17111 add_sysroot_to_chain if sysrooted.
17112 (register_include_chains): Update call to merge_include_chains.
17113 * doc/cppopts.texi: Document use of '=' in include directory
17116 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17118 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17119 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17120 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17121 insn pattern using X87MODEF12 mode macro.
17123 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17125 * regmove.c (regmove_optimize): Use reg_mentioned_p
17126 instead of reg_overlap_mentioned_p for DST.
17128 2007-03-21 Mike Stump <mrs@apple.com>
17130 * c.opt: Fixup for Objective-C/C++.
17132 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17134 * explow.c (convert_memory_address): Fold memory reference when
17135 POINTERS_EXTEND_UNSIGNED < 0
17137 2007-03-21 Richard Henderson <rth@redhat.com>
17140 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17141 * config/i386/mmintrin.h (__m64): Likewise.
17142 * config/i386/xmmintrin.h (__m128): Likewise.
17144 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17146 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17147 (VXWORKS_OS_CPP_BUILTINS): Define.
17148 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17149 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17151 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17153 * rtl.h (constant_pool_reference_p): Delete.
17154 (find_constant_src): Declare.
17155 * rtlanal.c (find_constant_src): New function.
17156 * simplify-rtx.c (constant_pool_reference_p): Delete.
17157 * config/i386/i386.md: Use find_constant_src instead of
17158 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17160 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17162 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17163 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17165 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17167 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17168 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17169 (arm_elf_asm_constructor): Use it.
17170 (arm_elf_asm_destructor): New function.
17172 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17174 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17176 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17178 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17180 2007-03-19 Andrew Haley <aph@redhat.com>
17182 PR tree-optimization/31264
17183 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17184 VIEW_CONVERT_EXPRs.
17186 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17188 PR rtl-optimization/30907
17189 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17190 (fwprop_init): Always call loop_optimizer_initialize.
17191 (fwprop_done): Always call loop_optimizer_finalize.
17192 (fwprop): We always have loop info now.
17193 (gate_fwprop_addr): Remove.
17194 (pass_fwprop_addr): Use gate_fwprop as gate.
17196 PR rtl-optimization/30841
17197 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17198 df_chain_alloc): Call df_reorganize_refs unconditionally.
17199 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17200 refs_organized to refs_organized_size.
17201 (df_ref_create_structure): Use refs_organized_size instead of
17202 bitmap_size if refs had been organized, and keep refs_organized_size
17204 * df.h (struct df_ref_info): Change refs_organized to
17205 refs_organized_size.
17206 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17209 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17211 * except.c (output_function_exception_table): Do not reference the
17212 EH personality routine for functions that do not require an
17215 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17218 * c-typeck.c (convert_for_assignment): Call comptypes for
17219 RECORD_TYPE or UNION_TYPE.
17221 PR inline-asm/30505
17222 * reload1.c (reload): Do invalid ASM checking after
17223 cleanup_subreg_operands.
17225 2007-03-19 Jeff Law <law@redhat.com>
17227 * tree-cfg.c (find_taken_edge): Tighten conditions for
17228 optimizing computed gotos.
17230 2007-03-19 Michael Matz <matz@suse.de>
17232 * builtins.c (expand_builtin_sync_operation,
17233 expand_builtin_compare_and_swap,
17234 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17237 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17238 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17241 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17243 * doc/tm.texi: Add brackets around the return type of
17244 TARGET_SECONDARY_RELOAD.
17246 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17247 Richard Guenther <rguenther@suse.de>
17249 PR tree-optimization/31254
17250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17251 Use handled_component_p () where appropriate. Continue
17252 propagating into the rhs if we propagated into an INDIRECT_REF
17255 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17257 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17258 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17259 (xde, xdee): Mode attributes adjusted to support DFP modes.
17260 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17261 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17262 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17263 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17264 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17265 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17266 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17268 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17269 "movsf"): Insn definitions removed.
17270 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17271 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17272 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17274 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17275 "reload_in<mode>", "reload_out<mode>"): Expander added.
17276 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17279 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17281 * config/s390/s390.md: Only non-functional changes. Renamed
17282 FPR mode macro to BFP all over the file.
17284 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17286 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17287 (op_type attribute): RRF instruction type added.
17288 (fT0): New mode attribute.
17289 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17290 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17291 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17292 instruction no secondary memory is needed when moving DFmode values
17293 between GPRs and FPRs.
17295 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17297 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17298 inverted and documentation adjusted.
17299 ("mhard-dfp", "msoft-dfp"): New options.
17300 * config/s390/s390.c (s390_handle_arch_option): New architecture
17302 (override_options): Sanity checks for the new options added.
17303 * config.gcc: New architecture switch: z9-ec.
17304 * config/s390/s390.h (processor_flags): PF_DFP added.
17305 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17306 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17307 when the bit is NOT set so remove it from the defaults.
17309 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17311 * genemit.c (main): Print include statement for dfp.h.
17312 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17315 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17317 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17319 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17322 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17323 instead of PATTERN.
17325 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17327 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17328 attr_length_call, output_call, output_indirect_call): Cleanup
17329 formatting of targetm calls.
17331 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17333 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17335 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17337 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17338 reservation, bypass and anti-bypass descriptions for these
17339 instructions. Update move patterns.
17340 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17343 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17345 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17346 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17347 (get_initial_def_for_reduction): Likewise.
17349 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17351 Fix PR tree-optimization/29922
17352 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17353 (get_representative): Removed.
17354 (value_dies_in_block_x): Update for rvuse removal.
17355 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17356 (compute_antic_aux): Handle when PHI nodes appear in
17357 non-single-successors.
17358 (dump_bitmap_of_names): Removed.
17359 (compute_antic_safe): Renamed and removed rvuse calculation.
17360 Calculate only antic safe.
17361 (insert_into_preds_of_block): Remove assert.
17362 (execute_pre): Update for renamed functions.
17363 (defer_or_phi_translate_block): New function.
17365 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17367 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17368 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17370 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17371 Follow spelling conventions.
17373 * tree-data-ref.h: Remove the prototype for analyze_array.
17375 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17377 PR tree-optimization/31041
17378 * tree-vect-transform.c (get_initial_def_for_induction): Call
17379 force_gimple_operand.
17381 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17383 * ipa-type-escape.c (look_for_casts) : Revert code to use
17384 handled_component_p due to ada test a-numaux.adb.
17386 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17388 * final.c (final_scan_insn): Alter the condition of a
17389 conditional trap if we have nonstandard CC.
17391 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17393 * configure.ac: Remove excess quoting from asm line 0 test.
17394 * configure: Rebuilt.
17396 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17398 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17399 * c-common.c (convert_and_check): Move warning logic to...
17400 (warnings_for_convert_and_check): ...here. Define.
17401 * c-common.h (warnings_for_convert_and_check): Declare.
17403 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17405 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17406 (output_call): Likewise.
17408 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17410 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17412 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17414 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17416 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17418 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17419 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17421 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17423 PR tree-optimization/31183
17424 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17425 Use double_int instead of unsigned int for representing access_strides.
17426 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17428 2007-03-16 Richard Guenther <rguenther@suse.de>
17430 PR tree-optimization/31146
17431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17432 to allow recursion of forward_propagate_addr_expr.
17433 (forward_propagate_addr_into_variable_array_index): Likewise.
17434 (forward_propagate_addr_expr): Likewise.
17435 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17436 (forward_propagate_addr_expr_1): Recurse on simple copies
17437 instead of propagating into them. Do so for useless conversions
17439 (forward_propagate_addr_expr): Clean up unused statements after
17442 2007-03-16 Richard Guenther <rguenther@suse.de>
17444 * builtins.c (expand_builtin_cexpi): Use the right argument
17445 for the expansion via cexp.
17447 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17449 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17450 * configure: Rebuilt.
17452 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17455 * dwarf2out.c (force_type_die): Adjust comment.
17456 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17458 2007-03-15 DJ Delorie <dj@redhat.com>
17460 * config/frv/predicates.md (minmax_operator): Don't check operands
17463 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17465 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17466 Update constant estimates of number of iterations.
17467 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17468 argument renamed to "realistic".
17469 (compute_estimated_nb_iterations): Removed.
17470 (record_niter_bound): New function.
17471 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17472 call record_nonwrapping_iv with upper = false.
17473 (infer_loop_bounds_from_signedness): Pass upper argument to
17474 record_nonwrapping_iv.
17475 (estimate_numbers_of_iterations_loop): Do not call
17476 compute_estimated_nb_iterations. Record estimate based on profile
17477 information. Initialize the constant estimates of number of
17479 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17481 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17482 number of iterations is too small.
17483 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17484 (EST_NOT_AVAILABLE): Removed.
17485 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17486 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17489 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17491 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17492 Handle NE_EXPR guards.
17494 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17497 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17498 Set also -pedantic-errors by default for the preprocessor unless
17499 -fpermissive is given.
17501 2007-03-15 Richard Guenther <rguenther@suse.de>
17503 PR middle-end/29719
17504 PR middle-end/31161
17505 * builtins.c (expand_builtin_cexpi): As a fallback if we
17506 don't have builtins for sincos or cexp create a function
17507 declaration for cexp and expand to a call to that.
17508 (expand_builtin_int_roundingfn): Always fall
17509 back to floor/ceil and its variants even if they may be
17512 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17514 PR middle-end/31159
17515 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17516 jump tables, move the call to delete_dead_jumptables from here...
17517 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17518 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17519 don't allow merging of blocks that try_redirect_by_replacing_jump
17520 also does not handle when not optimizing.
17522 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17523 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17525 * config/i386/i386.md (x86_sahf_1): Correctly handle
17528 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17531 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17532 x86_64_general_operand as operand[2] predicate. Remove "iF"
17533 from operand constraints and use "e" constraint instead.
17534 (*subti3_1, *subti3_1 splitter): Ditto.
17535 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17536 operand[1] predicate.
17538 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17540 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17541 arrays, multiply the access strides by the size of the sub-array.
17542 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17544 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17546 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17547 the configured assembler supports the sahf mnemonic.
17548 * configure: Regenerate.
17549 * config.in: Regenerate.
17551 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17552 emit "sahf" or ".byte\t0x9e" as asm template.
17554 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17557 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17558 option to replace hard coded TARGET_xxx in md file.
17559 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17560 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17561 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17562 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17563 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17564 (X86_TUNE_NOT_VECTORMODE): Ditto.
17565 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17566 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17567 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17568 (TUNE_SLOW_IMUL_IMM8): Ditto.
17569 (TUNE_MOVE_M1_VIA_OR): Ditto.
17570 (TUNE_NOT_UNPAIRABLE): Ditto.
17571 (TUNE_NOT_VECTORMODE): Ditto.
17573 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17576 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17577 tuning options instead of hard coded TARGET_xxx.
17578 (fix ssemode peephole2's): Ditto.
17579 (imul peephole2's): Ditto.
17581 (movdi_or_rex64): Ditto.
17582 (move peephole2): Ditto.
17583 (not peephole2's): Ditto.
17585 2007-03-14 Dirk Mueller <dmueller@suse.de>
17587 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17588 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17589 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17591 * c-parser.c (c_parser_do_statement): Warn about empty body in
17592 do/while statement.
17593 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17594 * doc/invoke.texi (-Wempty-body): Update documentation.
17596 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17599 * c-common.h (warn_for_div_by_zero): Declare.
17600 * c-common.c (warn_for_div_by_zero): Define.
17601 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17604 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17606 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17607 to PREFIX and STANDARD_PREFIX.
17609 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17610 Phil Edwards <phil@codesourcery.com>
17612 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17613 (__gthread_once_t): Remove busy field for RTPs.
17614 (__GTHREAD_ONCE_INIT): Update accordingly.
17616 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17618 * doc/invoke.texi: Document VxWorks options.
17620 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17622 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17624 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17626 PR tree-optimization/30590
17627 * tree-nrv.c (tree_nrv): Check for the partial update of the
17630 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17632 * flags.h (flag_random_seed): Remove declaration, in favor of...
17633 * toplev.h (get_random_seed, set_random_seed): ... these.
17634 * tree.c (get_file_function_name): Use the former.
17635 * opts.c (common_handle_option): Use the latter.
17638 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17640 PR middle-end/31127
17641 * cse.c (cse_find_path): Do not bail out if a basic block that
17642 we already visited now becomes part of a path that starts at a
17643 different basic block. Just disallow this, to make sure we
17644 visit each basic block at most once.
17646 2007-03-13 Jan Hubicka <jh@suse.cz>
17648 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17649 attributes, when profile esitmate is present, calls with very low
17650 frequency are cold.
17652 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17654 PR tree-optimization/30730
17655 PR tree-optimization/26900
17656 * tree-ssa-loop-niter.c: Include gmp.h.
17657 (bounds): New type.
17658 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17659 split_to_var_and_offset, determine_value_range,
17660 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17661 bound_difference, bounds_add, bounds_negate,
17662 number_of_iterations_ne_max, dump_affine_iv): New functions.
17663 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17664 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17665 difference of initial and final value of control iv to validate
17667 (number_of_iterations_cond): Add loop parameter. Determine bounds
17668 on the difference of the extremes of the control iv. Add dumps.
17669 (expand_simple_operations): Handle phi nodes.
17670 (simplify_using_initial_conditions): Do not record used conditions.
17671 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17672 Do not set additional_info.
17673 (implies_nonnegative_p, implies_ge_p): Removed.
17674 (derive_constant_upper_bound): Do not use parameter `additional'.
17675 (record_estimate): Parameter `additional' removed. Parameter
17676 `i_bound' added. Do not call derive_constant_upper_bound.
17677 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17678 bound the number of iterations estimate.
17679 (estimate_numbers_of_iterations_loop): Pass the estimate from
17680 the number of iterations analysis to record_estimate.
17681 * tree.h (multiple_of_p): Declare.
17682 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17683 (scev_const_prop): Do not check expression_expensive_p.
17684 * fold-const.c (multiple_of_p): Exported.
17685 * double-int.c (double_int_mask): Exported.
17686 * double-int.h (double_int_mask): Declare.
17687 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17688 field. Added max field.
17690 2007-03-13 David Taylor <taylor@candd.org>
17693 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17696 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17699 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17700 two unamed patterns.
17702 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17704 * config/i386/i386.opt (mcx16, msahf): New options.
17705 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17706 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17708 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17709 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17710 Output -mcx16 and -msahf options when corresponding bit is set.
17712 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17713 and -msahf options.
17715 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17717 * configure.ac: Test for assembler tolerance to # 0 "".
17718 * configure, config.in: Rebuilt.
17719 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17721 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17723 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17725 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17726 (handle_syscall): Handle direct system calls.
17727 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17729 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17731 * doc/invoke.texi: Fix cpp.info cross-reference.
17732 * doc/passes.texi: Fix gcc.info cross-reference.
17734 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17736 PR tree-optimization/30835
17737 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17738 bb_for_stmt is not NULL before accessing it.
17740 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17742 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17745 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17748 * doc/install.texi: Document --enable-stage1-languages
17750 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17752 * tree-pass.h (pass_into_cfg_layout_mode,
17753 pass_outof_cfg_layout_mode): Declare.
17754 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17755 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17756 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17757 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17759 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17761 * c-decl.c (warn_variable_length_array): New function.
17762 Refactored from grokdeclarator to handle warn_vla
17763 and handle unnamed array case.
17764 (grokdeclarator): Refactored VLA warning case.
17765 * c.opt (Wvla): New flag.
17766 * doc/invoke.texi (Wvla): New warning.
17768 2007-03-12 Richard Henderson <rth@redhat.com>
17770 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17771 (TARGET_SECTION_TYPE_FLAGS): New.
17773 2007-03-12 Richard Henderson <rth@redhat.com>
17775 * config/darwin.c (machopic_reloc_rw_mask): New.
17776 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17777 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17779 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17781 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17782 * cppdefault.h (cpp_PREFIX): Document.
17783 (cpp_PREFIX_len): Likewise.
17784 (cpp_EXEC_PREFIX): New variable.
17785 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17786 * c-incpath.c (add_standard_paths): Correct logic for relocating
17787 paths within prefix.
17789 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17791 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17792 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17794 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17795 fix_truncdfdi_sse using SSEMODEF mode macro.
17796 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17797 fix_truncdfsi_sse using SSEMODEF mode macro.
17798 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17799 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17801 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17803 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17804 elfos.h to tm_file.
17806 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17808 * tree.h : Add multiple_of_p declaration.
17809 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17810 * ipa-type-escape.c (results_of_malloc): Redundant.
17811 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17812 (cast_type): Extended with new members.
17813 (check_cast): Returns cast_type.
17814 (cast): New structure for data of walk_use_def_chains.
17815 (is_malloc_result, is_cast_from_non_pointer_1,
17816 is_cast_from_non_pointer,
17817 is_array_access_through_pointer_and_index): New functions.
17818 (look_for_casts): Returns cast types.
17819 (check_call): Returns void.
17820 (okay_pointer_operation): Use support of pointer plus index,
17821 pointer plus constant and allow all multiplications.
17823 2007-03-11 Richard Guenther <rguenther@suse.de>
17825 PR tree-optimization/31115
17826 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17827 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17828 A shift count of zero is not special as with *_DIV_EXPR.
17829 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17832 2007-03-11 Ian Lance Taylor <iant@google.com>
17834 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17835 the *_DIV_EXPR codes correctly with overflow infinities.
17837 2007-03-11 Ira Rosen <irar@il.ibm.com>
17839 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17840 indicate success/failure of the analysis. Add negation to subtrahend
17841 in case of subtraction. Fail if both operands contain constants.
17842 (create_data_ref): Fail if analyze_offset fails.
17844 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17846 * config/i386/i386.md (frndintxf2): Rename to ...
17847 (rintxf2): ... this. Remove expander having same name.
17848 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17849 (roundsf2, rounddf2): Ditto.
17850 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17851 (lround<mode>di2, lround<mode>si2): Ditto.
17853 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17855 * lower-subreg.c: Include except.h.
17856 (decompose_multiword_subregs): Verify that the only control flow
17857 insns we can split are loads to multi-words pseudos.
17858 Handle breaking such blocks after splitting, instead of calling
17859 find_many_sub_basic_blocks.
17861 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17862 on the new basic block. Add a lengthy comment explaining why we
17863 thought this was necessary.
17864 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17866 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17869 * tree.c (walk_type_fields): Recurse into the element type of
17870 ARRAY_TYPEs if there is a pointer set.
17872 2007-03-10 Dirk Mueller <dmueller@suse.de>
17874 * c-common.c (warn_logical_operator): Fix condition.
17876 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17878 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17880 * config/darwin.c (machopic_select_section): Remove superfluous
17881 argument in call to categorize_decl_for_section. Remove unused
17884 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17886 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17888 * configure: Regenerate.
17890 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17893 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17894 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17895 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17896 Add LABEL_NUSES to emitted label.
17897 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17898 branch probability value to emitted jump insn.
17899 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17900 Do not check life information and do not re-arrange input operands
17901 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17903 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17905 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17906 the change of decode_asm_operands.
17908 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17910 * mode-switching.c (create_pre_exit): Skip blockage insn.
17912 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17914 * tree-pass.h (TODO_update_smt_usage): Remove.
17916 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17920 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17922 * pa.c (attr_length_call): Revise condition for long
17923 pc-relative branch.
17924 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17925 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17926 sequence on SOM target.
17928 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17930 * gcc.c: Document %{, in big comment at top.
17931 (input_suffix_matches): Remove special handling for .s and
17933 (input_spec_matches): New.
17934 (handle_braces): Handle %{,.
17935 (validate_switches): ',' indicates a value which is not a switch.
17936 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17937 to detect assembler input.
17938 * config/i386/sol2.h (CPP_SPEC): Likewise.
17939 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17940 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17941 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17942 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17943 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17944 -m64 causes deployment target to default to 10.5.
17945 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17947 2007-03-09 Richard Henderson <rth@redhat.com>
17950 * target.h (targetm.asm.out.reloc_rw_mask): New.
17951 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17952 (TARGET_ASM_OUT): Use it.
17953 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17954 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17955 use the new reloc_rw_mask target hook instead.
17956 (default_section_type_flags_1): Merge into...
17957 (default_section_type_flags): ... here.
17958 (decl_readonly_section_1): Merge into...
17959 (decl_readonly_section): ... here.
17960 (default_elf_select_section_1): Merge into...
17961 (default_elf_select_section): ... here.
17962 (default_unique_section_1): Merge into...
17963 (default_unique_section): ... here.
17964 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17965 (default_select_rtx_section): Use it.
17966 (default_elf_select_rtx_section): Likewise.
17967 * output.h: Update to match.
17968 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17969 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17970 (TARGET_ASM_RELOC_RW_MASK): New.
17971 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17972 to categorize_decl_for_section.
17973 (x86_64_elf_unique_section): Likewise.
17974 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17975 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17976 (TARGET_ASM_RELOC_RW_MASK): New.
17977 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17978 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17979 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17980 (TARGET_RWRELOC): Remove.
17981 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17982 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17983 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17984 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17985 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17986 (rs6000_xcoff_select_section): Use decl_readonly_section.
17987 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17988 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17989 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17990 (TARGET_SECTION_TYPE_FLAGS): Remove.
17991 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17993 2007-03-09 Roger Sayle <roger@eyesopen.com>
17995 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17996 complex constant equality/inequality comparisons for here.
17997 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17998 known at compile-time or can be simplified to a scalar comparison.
17999 (fold_relational_const): Move compile-time evaluation of complex
18000 constant equality/inequality comparisons to here.
18002 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18004 PR rtl-optimization/30643
18005 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18007 (fold_rtx): Recurse, like before 2006-11-03.
18009 2007-03-09 DJ Delorie <dj@redhat.com>
18011 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18014 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18016 PR tree-optimization/30375
18017 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18018 LHS of statements is not the same.
18019 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18021 2007-03-09 Chao-ying Fu <fu@mips.com>
18023 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18025 * doc/invoke.texi (-mdspr2): Document new option.
18026 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18027 New unspec for DSP REV 2.
18028 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18029 these instructions are extended in DSP REV 2.
18030 (mips-dspr2.md): Include.
18031 * config/mips/mips.opt (mdspr2): New option.
18032 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18033 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18034 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18035 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18036 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18037 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18038 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18040 (bdesc_map): Add one field of unsupported_target_flags.
18041 (bdesc_arrays): Update entries to have extra fields. Add
18043 (mips_init_builtins): Initialize new function types.
18044 Check unsupported_target_fileds to filter out builtins.
18045 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18047 (ASM_SPEC): Pass mdspr2 to the assembler.
18048 * config/mips/mips-dspr2.md: New file.
18050 2007-03-09 Sa Liu <saliu@de.ibm.com>
18052 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18054 2007-03-09 Ian Lance Taylor <iant@google.com>
18056 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18057 argument) like -Wstrict-overflow=2.
18058 * doc/invoke.texi (Warning Options): Update documentation.
18060 2007-03-09 Dirk Mueller <dmueller@suse.de>
18063 * doc/invoke.texi (-Wlogical-op): Document.
18064 * common.opt (-Wlogical-op): New.
18065 * c-common.h (warn_logical_operator): Declare.
18066 * c-common.c (warn_logical_operator): Define.
18067 * c-typeck.c (parser_build_binary_op): Call
18068 warn_logical_operator.
18070 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18072 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18073 * final.c (final_scan_insn): Test for non-"" file name.
18075 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18077 * doc/loop.texi: Document the Omega linear constraints solver.
18078 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18079 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18080 omega-hash-table-size, omega-max-keys, and
18081 omega-eliminate-redundant-constraints.
18082 * tree-pass.h (pass_check_data_deps): Declared.
18085 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18086 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18087 pass_check_data_deps): New.
18088 * tree-data-ref.c (init_data_ref): Remove declaration.
18089 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18090 (analyze_array): Renamed init_array_ref, move up initializations.
18091 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18092 Removed arguments that are set to NULL.
18093 (analyze_indirect_ref): Correct indentation, correct call to
18095 (object_analysis): Call init_array_ref instead of analyze_array.
18096 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18097 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18098 of DR_ACCESS_FNS_ADDR.
18099 (init_omega_eq_with_af, omega_extract_distance_vectors,
18100 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18101 ddr_consistent_p): New.
18102 (compute_affine_dependence): Check consistency of ddrs when
18103 flag_check_data_deps is passed.
18104 (analyze_all_data_dependences): Uncomment.
18105 (tree_check_data_deps): New.
18106 * tree-data-ref.h: Include omega.h.
18107 (DR_ACCESS_FNS_ADDR): Removed.
18108 (data_dependence_relation): Add inner_loop.
18109 (DDR_INNER_LOOP): New.
18110 * common.opt (fcheck-data-deps): New.
18111 * tree-flow.h (tree_check_data_deps): Declare.
18112 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18113 (OBJS-common): Depend on omega.o.
18115 * passes.c (pass_check_data_deps): Scheduled.
18116 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18117 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18118 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18119 PARAM_VECT_MAX_VERSION_CHECKS,
18120 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18122 2007-03-09 Richard Guenther <rguenther@suse.de>
18124 PR tree-optimization/30904
18125 PR middle-end/31058
18126 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18127 the same way as *_DIV_EXPR.
18129 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18131 * recog.c (decode_asm_operands): No mixed declarations and code.
18133 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18135 * rtl.def (ASM_INPUT): Add location.
18136 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18137 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18138 (decode_asm_operands): Add loc operand.
18139 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18140 * stmt.c (expand_asm): Rename to...
18141 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18142 gen_rtx_ASM_INPUT_loc.
18143 (expand_asm_expr): Adjust.
18144 * recog.c (decode_asm_operands): Add loc operand.
18145 (check_asm_operands, extract_insn): Adjust.
18146 * reload1.c (maybe_fix_stack_asms): Likewise.
18147 * final.c (asm_insn_count): Likewise.
18148 (final_scan_insn): Output # line before and after asm.
18150 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18152 * tree-ssa-structalias.c (variable_info): Remove
18154 (new_var_info): Ditto.
18155 (shared_bitmap_info_t): New structure.
18156 (shared_bitmap_table): New variable.
18157 (shared_bitmap_hash): New function.
18158 (shared_bitmap_eq): Ditto
18159 (shared_bitmap_lookup): Ditto.
18160 (shared_bitmap_add): Ditto.
18161 (merge_smts_into): Change to take bitmap directly.
18162 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18163 (init_alias_vars): Init shared bitmap hashtable.
18164 (delete_points_to_sets): Delete shared bitmap hashtable.
18165 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18166 is_aliased removal as a change that was still necessary was
18169 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18171 * config/i386/i386.h (override_options): Conditionally disable
18172 x86_sahf for 64bit targets only.
18174 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18177 * c-decl.c (merge_decls): Don't call make_var_volatile.
18178 * varasm.c (make_var_volatile): Remove.
18179 * output.h (make_var_volatile): Remove.
18181 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18183 PR tree-optimization/31085
18184 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18186 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18188 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18189 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18190 ATTR_CONST_NOTHROW_LIST.
18192 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18195 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18197 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18199 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18202 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18204 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18205 passed, use shared libgcc.
18207 2007-03-08 Roger Sayle <roger@eyesopen.com>
18209 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18210 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18211 (honor_protect_cleanup_actions, lower_try_finally_switch):
18213 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18214 ifc_temp_var): Likewise.
18215 * tree-inline.c (setup_one_parameter): Likewise.
18216 * tree-mudflap.c (mf_decl_cache_locals,
18217 mf_build_check_statement_for): Likewise.
18218 * tree-nested.c (init_tmp_var, save_tmp_var,
18219 finalize_nesting_tree_1): Likewise.
18220 * tree-outof-ssa.c (insert_copy_on_edge,
18221 insert_backedge_copies): Likewise.
18222 * tree-profile.c (tree_gen_edge_profiler,
18223 tree_gen_ic_profiler): Likewise.
18224 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18225 * tree-sra.c (sra_build_assignment): Likewise.
18226 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18227 * tree-ssa-math-opts.c (insert_reciprocals,
18228 execute_cse_sincos_1): Likewise.
18229 * tree-tailcall.c (adjust_accumulator_values,
18230 adjust_return_value): Likewise.
18231 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18232 * tree-vect-transform.c (vect_create_data_ref_ptr,
18233 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18234 vect_create_epilog_for_reduction, vectorizable_reduction,
18235 vectorizable_call, vectorizable_conversion,
18236 vectorizable_assignment, vectorizable_operation,
18237 vectorizable_type_demotion, vect_gen_widened_results_half,
18238 vect_permute_store_chain, vectorizable_store,
18239 vect_setup_realignment, vect_permute_load_chain,
18240 vectorizable_load, vectorizable_condition,
18241 vect_create_cond_for_align_checks): Likewise.
18242 * tree-vrp.c (build_assert_expr_for): Likewise.
18244 2007-03-08 Ian Lance Taylor <iant@google.com>
18246 * tree-vrp.c: Include "intl.h".
18247 (usable_range_p): New static function.
18248 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18249 overflowed values, juts set *strict_overflow_p.
18250 (compare_values): Only return -2 if one of the operands is not a
18252 (compare_ranges): Call usable_range_p.
18253 (compare_range_with_value): Likewise.
18254 (vrp_evaluate_conditional_warnv): Rename from
18255 vrp_evaluate_conditional. Make static. Change all callers.
18256 (vrp_evaluate_conditional): New function.
18257 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18258 on signed overflow.
18259 (simplify_abs_using_ranges): Likewise.
18260 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18261 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18262 within_stmt parameter.
18263 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18264 vrp_evaluate_conditional.
18265 * tree-ssa-threadedge.c
18266 (record_temporary_equivalences_from_stmts_at_dest): Change
18267 simplify parameter to take a second tree parameter.
18268 (simplify_control_stmt_condition): Likewise.
18269 (thread_across_edge): Likewise.
18270 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18271 (thread_across_edge): Likewise.
18272 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18274 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18276 * config/i386/i386.h (TARGET_SAHF): New define.
18277 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18278 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18279 (x86_sahf): New global variable.
18280 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18281 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18282 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18283 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18285 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18286 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18287 when expanding fcomi/sahf based tests.
18288 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18289 expanding sahf based alternative. Emit sahf based sequence when
18290 optimizing for code size.
18291 * config/i386/i386.md (x86_sahf_1): Do not disable for
18292 TARGET_64BIT, enable for TARGET_SAHF.
18294 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18296 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18297 spurious whitespace from error message.
18299 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18302 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18304 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18306 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18308 * tree-sra.c (instantiate_element): Propagate disabled warnings
18309 from the element itself to the created variable.
18311 2007-03-07 Richard Henderson <rth@redhat.com>
18314 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18315 silently fix up the stack in the case of a missing register.
18317 2007-03-07 Paul Brook <paul@codesourcery.com>
18319 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18321 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18323 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18325 (phase1_vrs): Use them.
18326 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18327 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18328 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18329 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18330 __gnu_Unwind_Restore_WMMXC if required.
18331 (_Unwind_VRS_Pop): Implement iWMMXt support.
18332 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18333 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18334 gnu_Unwind_Save_WMMXC): Define.
18336 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18338 * config/vxworks.h (vxworks_override_options): Declare.
18339 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18340 * config/vxworks.c: Include target.h and toplev.h.
18341 (vxworks_override_options): New function.
18342 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18344 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18346 * config/s390/s390.c (override_options): Don't emit an error when
18347 -mstack-size is used without providing -mstack-guard.
18348 (s390_emit_prologue): Choose stack_guard value automatically if not
18349 provided via command line.
18350 * doc/invoke.texi: Adjust description of -mstack-guard and
18353 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18355 * config/i386/i386.c (output_set_got): Add a GOT initialization
18356 sequence for VxWorks PIC.
18357 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18358 around labels as well as symbols. Use gotoff_operand instead
18359 of local_symbolic_operand.
18360 (legitimize_pic_address): Use gotoff_operand instead of
18361 local_symbolic_operand. Use @GOT accesses for labels as
18363 (ix86_output_addr_diff_elt): Use PC-relative rather than
18364 GP-relative offsets for VxWorks PIC.
18365 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18366 no_new_pseudos. Check whether the returned register is op0.
18367 * config/i386/i386.md (tablejump): Use PC-relative rather than
18368 GP-relative offsets for VxWorks PIC.
18369 * config/i386/predicates.md (gotoff_operand): New predicate.
18371 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18373 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18375 * config/vxworks-dummy.h: New file.
18376 * config/i386/i386.h: Include it.
18378 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18380 * dwarf2out.c (is_inlined_entry_point): New
18381 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18382 DW_AT_ranges if the first subblock is the entry point.
18384 2007-03-06 David Daney <ddaney@avtrex.com>
18386 * doc/install.texi (mips-*-*): Change recommended binutils
18389 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18391 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18392 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18394 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18395 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18397 2007-03-06 Jan Hubicka <jh@suse.cz>
18399 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18400 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18402 (probably_cold_bb_p): Cold functions are cold.
18403 (probably_never_executed_bb_p): Cold functions are cold.
18404 (tree_bb_level_predictions): Predict calls to cold functions as not
18406 (compute_function_frequency): Check hot/cold attributes.
18407 * function.h (function_frequency): Update comments.
18408 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18409 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18410 (c_common_att): Add cold and hot.
18412 * doc/extend.texi (hot,cold attributes): Document.
18414 2007-03-06 Andrew Haley <aph@redhat.com>
18416 * function.c (expand_function_end): Move blockage to just after we
18417 emit the label for the naked return from the function.
18419 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18421 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18424 2007-03-06 Jan Hubicka <jh@suse.cz>
18426 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18427 loaded for constant large models. Non-large 64bit PIC can do.
18428 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18429 * cmodel.h: Add LARGE PIC.
18430 * i386.md (UNSPEC_PLTOFF): New.
18431 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18433 (*call_1_rex64): Disable for large models.
18434 (*call_1_rex64_large): New.
18435 (*call_value_1_rex64): Disable for large models.
18436 (*call_value_1_rex64_large): New.
18437 (set_rip_rex4): New.
18438 (set_got_offset_rex64): New.
18439 * predicates.md (constant_call_address_operand): For large model
18440 constant calls are not possible.
18441 * i386-protos.h (construct_plt_address): Declare.
18442 * i386.c (override_options): Accept large models.
18443 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18444 (legitimate_constant_p): Add new UNSPECs.
18445 (legitimate_pic_operand_p): Likewise.
18446 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18447 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18449 (output_pic_addr_const): Add PLTOFF.
18450 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18451 (ix86_expand_move): Legitimize pic address when in PIC mode.
18452 (construct_plt_address): New function.
18453 (ix86_expand_call): Offload the address to register and use GOT
18454 pointer for large model.
18455 * invoke.texi (mcmodel=large): Update documentation.
18457 2007-03-06 Richard Henderson <rth@redhat.com>
18459 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18460 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18461 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18462 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18463 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18464 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18465 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18466 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18467 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18468 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18469 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18470 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18471 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18472 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18473 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18474 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18475 x86_schedule, x86_use_bt, x86_pad_returns,
18476 x86_use_xchgb): Merge into ...
18477 (ix86_tune_features): ... here. New array.
18478 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18479 x86_bswap): Merge into ...
18480 (ix86_arch_features): ... here. New array.
18481 (x86_3dnow_a): Remove.
18482 (x86_accumulate_outgoing_args): Make static.
18483 (x86_arch_always_fancy_math_387): Make static.
18484 (ix86_tune_mask, ix86_arch_mask): Move ...
18485 (override_options): ... to local variables here. Apply the
18486 appropriate mask to each element of ix86_arch_features and
18487 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18488 as were done in the old macros.
18489 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18490 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18491 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18492 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18493 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18494 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18495 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18496 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18497 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18498 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18499 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18500 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18501 x86_accumulate_outgoing_args, x86_prologue_using_move,
18502 x86_epilogue_using_move, x86_decompose_lea,
18503 x86_arch_always_fancy_math_387, x86_shift1,
18504 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18505 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18506 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18507 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18508 x86_use_incdec, x86_pad_returns, x86_bswap,
18509 x86_partial_flag_reg_stall): Remove.
18510 (enum ix86_tune_indices): New.
18511 (ix86_tune_features): New.
18512 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18513 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18514 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18515 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18516 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18517 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18518 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18519 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18520 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18521 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18522 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18523 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18524 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18525 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18526 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18527 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18528 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18529 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18530 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18531 TARGET_EXT_80387_CONSTANTS): Use it.
18532 (enum ix86_arch_indices): New.
18533 (ix86_arch_features): New.
18534 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18535 TARGET_BSWAP): Use it.
18536 (ix86_tune_mask, ix86_arch_mask): Remove.
18538 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18541 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18542 Define using $${sysroot_headers_suffix}.
18543 * configure: Regenerate.
18544 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18545 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18547 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18548 * gcc.c (print_sysroot_headers_suffix): New.
18549 (option_map): Include --print-sysroot-headers-suffix.
18550 (display_help): Mention -print-sysroot-headers-suffix.
18551 (process_command): Handle -print-sysroot-headers-suffix.
18552 (do_spec_1): Append multilib directory to include-fixed path if
18553 sysroot suffixes in use.
18554 (main): Handle -print-sysroot-headers-suffix.
18555 * Makefile.in (start.encap): Don't depend on xlimits.h
18556 (xlimits.h): Remove.
18557 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18558 limits.h for each multilib in fixinc_list.
18559 (fixinc_list, s-fixinc_list): New.
18560 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18561 generate them for each multilib in fixinc_list.
18562 (stmp-fixproto): Use include-fixed. Run fixproto for each
18563 multilib in fixinc_list.
18564 (mostlyclean): Don't remove xlimits.h.
18565 (clean): Remove include-fixed.
18566 (real-install-headers-tar, real-install-headers-cpio,
18567 real-install-headers-cp): Don't copy include, only include-fixed.
18568 (install-mkheaders): Depend on fixinc_list. Don't depend on
18569 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18570 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18571 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18573 2007-03-06 Jan Hubicka <jh@suse.cz>
18575 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18578 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18580 * configure.ac: Allow tm_file to contain build-directory files.
18581 * configure: Regenerate.
18582 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18583 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18584 * config/m68k/print-sysroot-suffix.sh: New file.
18586 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18588 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18589 of pic_offset_table_rtx if reload_completed.
18590 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18591 PIC_OFFSET_TABLE_REGNUM.
18592 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18594 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18595 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18597 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18599 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18600 functions that call eh_return.
18602 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18604 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18605 functions that need a constant pool.
18607 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18610 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18611 (m68k_preferred_reload_class): Likewise.
18612 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18613 (SECONDARY_RELOAD_CLASS): Define.
18614 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18615 (LIMIT_RELOAD_CLASS): Delete.
18616 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18617 registers from storing bytes.
18618 (m68k_secondary_reload_class): New function.
18619 (m68k_preferred_reload_class): Likewise.
18621 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18623 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18625 (m68k_expand_prologue): Likewise.
18627 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18629 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18630 (mips_expand_epilogue): Add a bool parameter.
18631 (m68k_legitimize_sibcall_address): Declare.
18632 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18633 (m68k_expand_epilogue): Add a parameter to select between sibling
18634 and normal epilogues. Only generate a return for the latter.
18635 (m68k_ok_for_sibcall_p): New function.
18636 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18637 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18638 (sibcall_value, *sibcall_value): Likewise.
18639 (*call, *call_value): Require !SIBLING_CALL_P.
18640 (epilogue): Update call to m68k_expand_epilogue.
18641 (sibcall_epilogue): New pattern.
18642 * config/m68k/predicates.md (const_call_operand): Say that this
18643 predicate applies to sibling calls too.
18644 (sibcall_operand): New predicate.
18646 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18648 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18649 alternatives as movsi_cf.
18650 (movsf_cf_hard): Add commentary.
18652 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18653 Richard Sandiford <richard@codesourcery.com>
18655 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18656 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18657 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18658 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18659 as being live on exit from an interrupt function.
18660 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18661 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18662 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18663 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18664 (m68k_interrupt_function_p): Globalize.
18665 (m68k_compute_frame_layout): Remove reverse mask code.
18666 (m68k_emit_movem, m68k_set_frame_related): New functions.
18667 (m68k_output_function_prologue): Delete in favor of...
18668 (m68k_expand_prologue): ...this new function.
18669 (m68k_output_function_epilogue): Delete in favor of...
18670 (m68k_expand_epilogue): ...this new function.
18671 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18673 (print_operand): Handle %?.
18674 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18675 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18676 (prologue, epilogue): New patterns.
18677 (return): Turn into a define_expand.
18678 (*return): New pattern, derived from old "return" pattern. Use rte
18679 rather than rts for interrupt functions. Only use rtd if the pop
18681 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18682 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18683 (link, *link, unlink, *unlink, load_got): Likewise.
18685 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18689 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18690 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18691 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18692 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18693 and m68k_matches_u_p.
18694 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18695 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18696 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18697 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18698 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18699 (REG_STRICT_P): New macro.
18700 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18701 PCREL_GENERAL_OPERAND_OK.
18702 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18703 m68k_legitimate_base_reg_p.
18704 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18705 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18706 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18707 * config/m68k/m68k.c (m68k_address): New structure.
18708 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18709 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18710 (m68k_jump_table_ref_p, m68k_decompose_address)
18711 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18712 (m68k_matches_u_p): New functions.
18713 (print_operand_address): Rewrite to use m68k_decompose_index.
18715 2007-03-05 David Taylor <dtaylor@emc.com>
18717 * gcc.c: Correct copyright date in --version output.
18719 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18721 * pa.md: In unamed move patterns, disparge copies between general
18722 and floating point registers using '?' modifier. Don't include 'f'
18723 constraint for register preferences in DImode, SImode, HImode and
18724 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18725 Remove constraints for copies between general and floating registers
18726 in soft-float DFmode pattern.
18727 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18731 2007-03-05 Mike Stump <mrs@apple.com>
18733 * c-common.c (targetcm): Add.
18734 * c-opts.c (c_common_handle_option): Handle language specific
18736 * opts.c (handle_option): Verify language for target options, if
18738 * opth-gen.awk: Add CL_LANG_ALL.
18739 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18740 (TARGETCM_INITIALIZER): Add.
18741 * target.h (struct gcc_targetcm): Add.
18743 * targhooks.c (default_handle_c_option): Add.
18744 * targhooks.h (default_handle_c_option): Add.
18745 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18747 * config/darwin.opt (iframework): Add.
18748 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18749 * config/darwin-c.c (handle_c_option): Add.
18750 (TARGET_HANDLE_C_OPTION): Add.
18752 * doc/invoke.texi (Darwin Options): Add -iframework.
18754 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18756 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18759 2007-03-05 Ian Lance Taylor <iant@google.com>
18761 * c.opt (fgnu89-inline): New option.
18762 * c-opts.c (c_common_post_options): Set default value for
18764 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18765 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18767 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18768 (grokdeclarator, start_function): Likewise.
18769 * c-cppbuiltin.c (c_cpp_builtins): Define either
18770 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18771 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18772 (C Dialect Options): Document -fgnu89-inline.
18773 * doc/extend.texi (Function Attributes): Explain what the
18774 gnu_inline attribute does.
18775 * doc/cpp.texi (Common Predefined Macros): Document
18776 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18778 2007-03-05 Ian Lance Taylor <iant@google.com>
18780 PR tree-optimization/31034
18781 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18782 half-range if the other side is an overflow infinity.
18784 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18786 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18787 (bfin*-linux-uclibc*): New configuration.
18788 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18790 * config/bfin/linux.h: New file.
18791 * config/bfin/libgcc-bfin.ver: New file.
18792 * config/bfin/t-bfin-uclinux: New file.
18793 * config/bfin/t-bfin-linux: New file.
18794 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18795 (TARGET_OS_CPP_BUILTINS): New macro.
18797 2007-03-05 Richard Guenther <rguenther@suse.de>
18799 * fold-const.c (fold_binary): Remove duplicate folding
18800 of comparison of non-null ADDR_EXPR against null.
18802 2007-03-05 Richard Guenther <rguenther@suse.de>
18803 Dorit Nuzman <dorit@il.ibm.com>
18805 PR tree-optimization/26420
18806 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18807 are no loops in the function. Only print the number of
18808 vectorized loops if it is greater than zero or we are supposed
18809 to print information about unvectorized loops.
18811 2007-03-05 Revital Eres <eres@il.ibm.com>
18813 * gcc.dg/var-expand1.c: New test.
18814 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18815 when an accumulator is expanded.
18817 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18820 * c-common.c (convert_and_check): Don't give warnings for
18821 conversion if 'expr' already overflowed.
18823 2007-03-04 Roger Sayle <roger@eyesopen.com>
18825 PR middle-end/30744
18826 * fold-const.c (fold_comparison): Enforce type consistency when
18827 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18829 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18831 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18832 containing a cast to the base of TARGET_MEM_REF.
18834 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18836 * tree.c (tree_contains_struct_check_failed): Remove spurious
18837 whitespace from error message.
18839 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18842 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18843 instead of precision.
18845 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18846 Nathan Sidwell <nathan@codesourcery.com>
18848 * emit-rtl.c (find_auto_inc): New.
18849 (try_split): recreate REG_INC notes,
18850 Use regular for loops rather than whiles.
18852 2007-03-03 Andreas Schwab <schwab@suse.de>
18854 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18855 * configure: Regenerate.
18857 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18859 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18860 flag_rounding_math, not flag_unsafe_math_optimizations.
18862 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18864 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18865 alpha_fold_vector_minmax): Likewise.
18866 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18867 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18869 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18871 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18872 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18873 if the lhs has side-effects.
18874 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18876 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18878 * config/i386/i386.h (TUNEMASK): Remove define.
18879 (ARCHMASK): Remove define.
18880 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18881 Use ix86_arch_mask variable instead of ARCHMASK.
18882 * config/i386/i386.c (override_options): Ditto.
18883 (standard_80387_constant_p): Ditto.
18885 2007-03-02 Ian Lance Taylor <iant@google.com>
18887 Used signed infinities in VRP.
18888 * tree-vrp.c (uses_overflow_infinity): New static function.
18889 (supports_overflow_infinity): New static function.
18890 (make_overflow_infinity): New static function.
18891 (negative_overflow_infinity): New static function.
18892 (positive_overflow_infinity): New static function.
18893 (is_negative_overflow_infinity): New static function.
18894 (is_positive_overflow_infinity): New static function.
18895 (is_overflow_infinity): New static function.
18896 (overflow_infinity_range_p): New static function.
18897 (compare_values_warnv): New function split out of compare_values.
18898 (compare_value): Call it.
18899 (set_value_range_to_nonnegative): Add overflow_infinity
18900 parameter. Change caller.
18901 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18903 (vrp_expr_computes_nonzero): Likewise.
18904 (compare_ranges, compare_range_with_value): Likewise.
18905 (compare_name_with_value, compare_names): Likewise.
18906 (vrp_evaluate_conditional): Likewise.
18907 (set_value_range): Handle infinity
18908 (vrp_operand_equal_p, operand_less_p): Likewise.
18909 (extract_range_from_assert): Likewise.
18910 (vrp_int_const_binop): Likewise.
18911 (extract_range_from_binary_expr): Likewise.
18912 (extract_range_from_unary_expr): Likewise.
18913 (extract_range_from_comparison): Likewise.
18914 (extract_range_from_expr): Likewise.
18915 (dump_value_range): Likewise.
18916 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18917 (test_for_singularity): Likewise.
18918 (vrp_int_const_binop): Remove inline qualifier.
18919 (adjust_range_with_scev): Add comment.
18920 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18922 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18924 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18925 (get_constraint_for): Likewise.
18926 (do_structure_copy): Likewise.
18927 (find_func_aliases): Fix references to MODIFY_EXPR.
18928 (intra_create_variable_infos): Tidy.
18929 * tree-ssa-operands.c (add_virtual_operand): Add argument
18931 When adding members of alias sets, if IS_CALL_SITE is true and
18932 the symbol is not call-clobbered, skip it.
18933 Adjust all callers.
18935 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18937 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18938 entry by means of emit_insn_at_entry.
18940 2007-03-02 Richard Henderson <rth@redhat.com>
18942 * expr.h (promoted_input_arg): Remove decl.
18943 * function.c (promoted_input_arg): Merge into ...
18944 * combine.c (setup_incoming_promotions): ... only caller.
18945 Rearrange to avoid double loop.
18947 2007-03-02 Ben Elliston <bje@au.ibm.com>
18948 Peter Bergner <bergner@vnet.ibm.com>
18949 Janis Johnson <janis187@us.ibm.com>
18951 * config/rs6000/dfp.md: New file.
18952 * config/rs6000/rs6000.md: Include dfp.md.
18953 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18954 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18955 and TDmode decimal float modes in FP registers.
18956 (num_insns_constant): Likewise.
18957 (rs6000_legitimate_offset_address_p): Likewise.
18958 (rs6000_legitimize_address): Likewise.
18959 (rs6000_legitimize_reload_address): Likewise.
18960 (rs6000_legitimate_address): Likewise.
18961 (rs6000_emit_move): Likewise.
18962 (function_arg_boundary): Likewise.
18963 (function_arg_advance): Likewise.
18964 (rs6000_darwin64_record_arg_recurse): Likewise.
18965 (function_arg): Likewise.
18966 (rs6000_gimplify_va_arg): Likewise.
18967 (rs6000_split_multireg_move): Likewise.
18968 (rs6000_output_function_epilogue): Likewise.
18969 (rs6000_output_function_epilogue): Likewise.
18970 (rs6000_register_move_cost): Likewise.
18971 (rs6000_function_value): Likewise.
18972 (rs6000_libcall_value): Likewise.
18974 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18976 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18978 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18980 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18981 Use $MULTIDIR to choose between the kernel and RTP headers,
18982 and use $WIND_BASE and $WIND_USR to locate them.
18984 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18986 * config/i386/i386.c (override_options): Put initialization of
18987 ix86_tune_mask and ix86_arch_mask to the correct place.
18989 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18990 Michael Meissner <michael.meissner@amd.com>
18993 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18994 (ARCHMASK): Define.
18995 (TARGET_CMOVE): Use ARCHMASK.
18996 (TARGET_CMPXCHG): Ditto.
18997 (TARGET_CMPXCHG8B): Ditto.
18998 (TARGET_XADD): Ditto.
18999 (TARGET_BSWAP): Ditto.
19000 * config/i386/i386.c (ix86_tune_mask): New global variable.
19001 (ix86_arch_mask): Ditto.
19002 (override_options): Initialize ix86_tune_mask and
19003 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19006 2007-03-02 Ben Elliston <bje@au.ibm.com>
19009 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19011 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19013 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19014 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19015 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19016 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19018 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19019 rs6000_init_dwarf_reg_sizes_extra): New.
19020 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19021 SPE register high parts.
19023 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19025 * Makefile.in: Add install-pdf target as
19026 copied from automake v1.10 rules.
19027 * configure.ac: Add install-pdf to target list.
19028 * configure: Regenerate.
19030 2007-03-01 Paul Brook <paul@codesourcery.com>
19032 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19033 modes to LDRD for DImode.
19034 (output_move_double): Fixup out of range ldrd/strd.
19035 (vfp_secondary_reload_class): Rename...
19036 (coproc_secondary_reload_class): ... to this. Add wb argument.
19037 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19038 coproc_secondary_reload_class for CLASS_IWMMXT.
19039 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19040 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19042 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19044 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19045 unroll factor by the estimated number of iterations.
19046 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19047 than prefetch latency.
19049 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19050 decode_caches_intel, detect_caches_intel): New functions.
19051 (host_detect_local_cpu): Use detect_caches_amd and
19052 detect_caches_intel.
19054 2007-03-01 Richard Henderson <rth@redhat.com>
19056 * expr.c (emit_move_complex_push): Export.
19057 (emit_move_complex_parts): Split out from ...
19058 (emit_move_complex): ... here.
19059 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19060 * config/i386/i386.md (movcdi): New.
19062 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19064 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19065 size of mode1 to check for tieable modes in MMX case.
19067 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19069 * Makefile.in (rtlanal.o): Depend on tree.h.
19070 * rtl.h (offset_within_section_p, split_const): Declare.
19071 * rtlanal.c: Include tree.h.
19072 (offset_within_block_p): New function, taken from
19073 mips_offset_within_object_p.
19074 (split_const): New function, taken from mips_split_const.
19075 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19077 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19078 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19079 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19080 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19081 (m68k_illegitimate_symbolic_constant_p): New function.
19082 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19083 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19084 symbolic constant that might be outside the symbol's section,
19085 move the symbol first and then add the offset.
19086 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19088 * config/mips/mips.c (mips_split_const): Delete.
19089 (mips_offset_within_object_p): Delete.
19090 (mips_symbolic_constant_p): Use offset_within_section_p and
19091 split_const instead of mips_offset_within_object_p and
19093 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19094 (mips_legitimize_const_move, print_operand_reloc)
19095 (mips_dangerous_for_la25_p): Use split_const instead of
19098 2007-02-28 Eric Christopher <echristo@apple.com>
19100 * Makefile.in (install-include-dir): Don't rm -rf include.
19102 2007-02-28 Richard Guenther <rguenther@suse.de>
19104 PR middle-end/30364
19105 * fold-const.c (fold_binary): Do not associate expressions
19106 with more than one variable for integer types that do not wrap.
19108 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19110 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19111 Delete, and replace with...
19112 (fold_builtin_call_array): This. Update callers to use it.
19113 * fold-const.c (fold_build_call_list): Delete, and replace with...
19114 (fold_build_call_array): This.
19115 (fold_build_call_list_initializer): Delete, and replace with...
19116 (fold_build_call_array_initializer): This.
19117 * tree.h: Update declarations to reflect above changes.
19119 * c-typeck.c (build_function_call): Store converted arguments
19120 in a stack-allocated array instead of building a list.
19121 (convert_arguments): Store arguments in the array passed in as an
19122 argument, and return the actual number of arguments.
19123 * c-format.c: (check_function_format): Pass arguments in an
19124 array instead of a list.
19125 * c-common.c (check_function_nonnull): Likewise.
19126 (check_function_sentinel): Likewise.
19127 (check_function_arguments): Likewise.
19128 * c-common.h: Update declarations to reflect above changes.
19130 2007-02-28 Jan Hubicka <jh@suse.cz>
19132 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19133 PRED_NEGATIVE_RETURN): Update outcomes.
19135 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19137 * calls.c (emit_library_call_value_1): Handle partial registers
19138 correctly when building up CALL_INSN_FUNCTION_USAGE.
19140 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19142 * pa/predicates.md (move_src_operand): Allow zero for mode.
19143 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19146 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19149 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19150 *movv2df_internal): Enable pattern only for valid operand
19152 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19153 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19155 2007-02-27 Mike Stump <mrs@apple.com>
19157 * config/darwin-crt3.c: Avoid compilation when compiling for a
19160 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19162 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19164 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19165 for fixed headers and limits.h.
19166 (install-include-dir, install-headers-tar, install-headers-cpio,
19167 install-headers-cp, real-install-headers-tar,
19168 real-install-headers-cpio, real-install-headers-cp): Handle
19169 include-fixed as well as include.
19170 (install-mkheaders): Don't install files that go only in include
19172 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19173 from GCC_INCLUDE_DIR.
19174 * gcc.c (process_command): Remove special -BstageN/ handling.
19175 (do_spec_1): Add include-fixed directories.
19177 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19179 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19181 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19183 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19186 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19188 * c-common.c (get_priority): Add check for
19189 SUPPORTS_INIT_PRIORITY.
19191 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19193 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19195 * config/bfin/bfin.c: Include "cfglayout.h".
19196 (MAX_LSETUP_DISTANCE): New macro.
19197 (struct loop_info): New members incoming, incoming_src and
19198 incoming_dest. Delete member predecessor.
19199 (length_for_loop): New function.
19200 (bfin_optimize_loop): Handle more different loop structures.
19201 (bfin_discover_loop): Rework detection of predecessor blocks by
19202 examining incoming edges.
19203 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19205 (bfin_reorder_loops): New function.
19206 (bfin_reorg_loops): Use these three new functions.
19208 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19209 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19210 (CONSTRAINT_LEN): Add entry for 'q'.
19211 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19212 Add 'q' constraints.
19213 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19214 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19216 * config/bfin/bfin.md (add_with_carry): New pattern.
19217 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19218 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19219 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19220 support unsigned multiplies too. Removed incorrect commutativity from
19221 operand 1 constraint where appropriate.
19222 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19224 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19225 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19227 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19228 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19229 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19230 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19231 usmulhisi_hh_huh): New patterns.
19233 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19234 lshifthi3): Fix output template to use half reg for operand 2.
19236 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19239 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19241 2007-02-27 Andreas Schwab <schwab@suse.de>
19243 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19245 2007-02-27 Jan Hubicka <jh@suse.cz>
19247 * predict.c (last_basic_block_p): Remove.
19248 (tree_estimate_probability): Update return heuristic for commonized
19251 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19253 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19255 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19257 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19258 * doc/cpp.texi: Standardize title page.
19259 * doc/cppinternals.texi: Likewise.
19260 * doc/gcc.texi: Standardize title page, remove version number
19261 from copyright page.
19262 * doc/gccint.texi: Likewise.
19263 * doc/install.texi: Standardize title page, add table of
19266 2007-02-26 Jan Hubicka <jh@suse.cz>
19268 * predict.def: Set outcomes according to more recent results.
19269 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19270 Remove dead predictors.
19271 * predict.c (return_prediction): Fix pasto.
19273 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19275 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19276 change; avoid a memory leak when returning early.
19278 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19280 * c-decl.c (static_ctors): Move to c-common.c.
19281 (static_dtors): Likewise.
19282 (finish_function): Use c_record_cdtor_fn.
19283 (build_cdtor): Move to c-common.c.
19284 (c_write_global_declarations): Use c_build_cdtor_fns.
19285 * c-common.h (static_ctors): Declare.
19286 (static_dtors): Likewise.
19287 (c_record_cdtor_fn): Likewise.
19288 (c_build_cdtor_fns): Likewise.
19289 * c-common.c (static_ctors): New variable.
19290 (static_dtors): Likewise.
19291 (c_record_cdtor_fn): New function.
19292 (build_cdtor): Move from c-decl.c
19293 (c_build_cdtor_fns): New function.
19295 * output.h (assemble_addr_to_section): Declare.
19296 (get_cdtor_priority_section): Likewise.
19297 * varasm.c (assemble_addr_to_section): New function.
19298 (get_cdtor_priority_section): Likewise.
19299 (default_named_section_asm_out_destructor): Use them.
19300 (destor_dtor_section_asm_out_destructor): Likewise.
19301 (default_named_section_asm_out_constructor): Likewise.
19302 (default_ctor_section_asm_out_constructor): Likewise.
19303 * config.gcc (*-*-vxworks*): Include vxworks.o.
19304 * config/t-vxworks (vxworks.o): New target.
19305 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19306 (TARGET_ASM_CONSTRUCTOR): Define.
19307 (TARGET_ASM_DESTRUCTOR): Likewise.
19308 (vxworks_asm_out_constructor): Declare.
19309 (vxworks_asm_out_destructor): Likewise.
19311 * c-common.c (get_priority): Check that we have not just an
19312 INTEGER_CST, but an integer constant with integeral type.
19314 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19316 PR tree-optimization/30938
19317 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19318 use &dt[nargs-1] instead of &dt[nargs] in the call to
19319 vect_is_simple_use().
19321 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19323 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19324 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19325 Do not attempt to handle MEM inside auto-inc expressions.
19326 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19327 of a register modified by an auto-inc expression. However, do handle
19328 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19329 (elimination_effects): Prohibit elimination of a register modified
19330 by an auto-inc expression. Disable register elimination rules whose
19331 target register is modified by an auto-inc expression with variable
19334 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19336 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19338 (array_at_struct_end_p): New function.
19339 (idx_infer_loop_bounds): Use it.
19340 (estimate_numbers_of_iterations_loop): Export.
19341 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19342 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19343 (tree_estimate_probability): Call record_loop_exits.
19344 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19345 (estimated_loop_iterations, estimated_loop_iterations_int,
19346 estimated_loop_iterations_tree): New functions.
19347 (analyze_siv_subscript_cst_affine,
19348 compute_overlap_steps_for_affine_1_2,
19349 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19350 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19351 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19352 (PRED_LOOP_ITERATIONS_GUESSED): New.
19353 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19354 * cfgloop.h (estimate_numbers_of_iterations_loop,
19355 estimated_loop_iterations_int): Declare.
19357 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19359 * doc/extend.texi: Document optional priority argument to
19360 constructors and destructors.
19361 * tree.c (init_priority_for_decl): Adjust GTY markers.
19362 (init_ttree): Use priority-info hash functions for
19363 init_priority_for_decl.
19364 (tree_map_eq): Rename to ...
19365 (tree_map_base_eq): ... this.
19366 (tree_map_marked_p): Rename to ...
19367 (tree_map_base_marked_p): ... this.
19368 (tree_map_base_hash): New function.
19369 (decl_init_priority_lookup): Rework.
19370 (decl_fini_priority_lookup): New function.
19371 (decl_priority_info): New function.
19372 (decl_init_priority_insert): Use it.
19373 (decl_fini_priority_insert): Likewise.
19374 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19376 (decl_restrict_base_insert): Likewise.
19377 (decl_debug_expr_insert): Likewise.
19378 (decl_value_expr_lookup): Likewise.
19379 (decl_value_expr_insert): Likewise.
19380 * tree.h (priority_type): New type.
19381 (decl_init_priority_lookup): Use priority_type.
19382 (decl_fini_priority_lookup): New function.
19383 (decl_init_priority_insert): Use priority_type.
19384 (decl_fini_priority_insert): New function.
19385 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19386 (DECL_INIT_PRIORITY): Likewise.
19387 (SET_DECL_INIT_PRIORITY): Add comment.
19388 (DECL_FINI_PRIORITY): New macro.
19389 (SET_DECL_FINI_PRIORITY): Likewise.
19390 (DEFAULT_INIT_PRIORITY): Document.
19391 (MAX_INIT_PRIORITY): Likewise.
19392 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19393 (tree_map_base): New type.
19394 (tree_map_base_eq): New function.
19395 (tree_map_base_hash): Likewise.
19396 (tree_map_base_marked_p): Likewise.
19397 (tree_map): Inherit from tree_map_base.
19398 (tree_map_eq): Make it a macro.
19399 (tree_map_marked_p): Likewise.
19400 (tree_int_map): Inherit from tree_map_base.
19401 (tree_int_map_eq): Make it a macro.
19402 (tree_int_map_hash): Likewise.
19403 (tree_int_map_marked_p): Likewise.
19404 (tree_priority_map): New type.
19405 (tree_priority_map_eq): New macro.
19406 (tree_priority_map_hash): Likewise.
19407 (tree_priority_map_marked_p): Likewise.
19408 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19410 (emutls_common_1): Likewise.
19411 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19412 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19413 of tree_map hierarchy.
19414 * tree-cfg.c (move_stmt_r): Likewise.
19415 (new_label_mapper): Likewise.
19416 * c-tree.h (c_expand_body): Move to ...
19417 * c-common.h (c_expand_body): ... here.
19418 * c-decl.c (c_expand_body): Move to ...
19419 * c-common.c (c_expand_body): ... here.
19420 (c_common_attribute_table): Allow 1 argument for the constructor
19421 and destructor attributes.
19422 (get_priority): New function.
19423 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19424 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19426 2007-02-24 Jan Hubicka <jh@suse.cz>
19428 PR middle-end/30509
19429 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19430 copying for inlining.
19432 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19433 Jan Hubicka <jh@suse.cz>
19436 * i386.c (counter_mode): New function.
19437 (expand_set_or_movmem_via_loop): Use it.
19438 (expand_movmem_epilogue): Likewise; fix pasto.
19439 (ix86_expand_movmem): Do emit guard even for constant counts.
19440 (ix86_expand_setmem): Likewise.
19442 2007-02-25 Nick Clifton <nickc@redhat.com>
19444 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19445 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19447 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19450 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19451 count argument with 0x10, not with 0x16.
19452 (expand_setmem_epilogue): Ditto.
19454 2007-02-24 Mike Stump <mrs@apple.com>
19456 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19459 2007-02-24 Richard Guenther <rguenther@suse.de>
19461 PR middle-end/30951
19462 * fold-const.c (fold_binary): Fold x +- CST op x for
19463 EQ_EXPR and NE_EXPR.
19465 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19467 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19469 2007-02-24 Jan Hubicka <jh@suse.cz>
19471 * cgraphunit.c (decide_is_function_needed): Honor
19472 -fkeep-inline-functions.
19474 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19476 * builtins.c (fold_builtin_modf): New.
19477 (fold_builtin_2): Use it.
19479 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19481 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19482 (determine_max_iter): Take additional LOOP arg; all callers changed.
19483 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19484 one using simplifications.
19485 (simplify_using_initial_values): Return if the expression becomes
19486 invalid due to altered regs.
19488 2007-02-23 DJ Delorie <dj@redhat.com>
19490 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19492 2007-02-23 Mike Stump <mrs@apple.com>
19494 * tlink.c (scan_linker_output): Parse linker messages from
19495 darwin9's linker better.
19497 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19500 * varpool.c (varpool_assemble_pending_decls): Set
19501 varpool_last_needed_node to null.
19503 2007-02-23 DJ Delorie <dj@redhat.com>
19505 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19506 alignment bigger than the object file can handle.
19508 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19511 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19512 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19513 (*movsf_1): Penalize MMX moves.
19515 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19517 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19518 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19520 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19522 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19524 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19525 (fold_builtin_1): Use them.
19526 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19527 BUILT_IN_SIGNIFICAND.
19529 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19531 * config/i386/i386.c (bdesc_1arg): Initialize
19532 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19533 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19534 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19535 and IX86_BUILTIN_MOVSLDUP.
19537 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19539 PR rtl-optimization/30841
19540 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19542 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19544 * builtins.c (fold_builtin_frexp): New.
19545 (fold_builtin_2): Use it.
19547 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19549 * doc/invoke.texi (Spec Files): Document getenv spec function.
19551 * gcc.c (getenv_spec_function): New function.
19552 (static_spec_functions): Add it.
19553 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19554 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19557 2007-02-22 Michael Matz <matz@suse.de
19560 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19561 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19563 2007-02-22 Ian Lance Taylor <iant@google.com>
19566 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19567 (mem_loc_descriptor): Call it.
19569 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19570 Ira Rosen <irar@il.ibm.com>
19572 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19574 2007-02-22 Ira Rosen <irar@il.ibm.com>
19576 PR tree-optimization/30843
19577 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19578 stores only after all the group is vectorized.
19580 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19582 PR tree-optimization/30858
19583 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19584 in the reduction cycle have a single use in the loop.
19585 * tree-vectorizer.h (relevant): Add documentation.
19587 2007-02-20 Mike Stump <mrs@apple.com>
19589 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19590 * configure: Regenerate.
19592 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19594 Change the defaults of some parameters and options.
19595 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19596 * config/spu/spu.c (spu_optimization_options): Add.
19597 (spu_override_options): Change params in spu_optimization_options.
19598 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19600 Register 127 is only 16 byte aligned when used as a frame pointer.
19601 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19602 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19603 HARD_FRAME_POINTER_REGNUM.
19604 (spu_legitimate_address): Use regno_aligned_for_reload.
19605 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19606 aligned when frame_pointer_needed is true.
19607 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19609 * config/spu/spu.h (INIT_EXPANDERS): Define.
19611 Make sure shift and rotate instructions have valid immediate operands.
19612 * config/spu/predicates.md (spu_shift_operand): Remove.
19613 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19614 * config/spu/constraints.md (W, O): Extend range.
19615 * config/spu/spu.md (umask, nmask): Define.
19616 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19617 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19618 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19619 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19620 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19621 (lshr<mode>3_reg): Fix rtl description.
19623 Make sure mulhisi immediate operands are valid.
19624 * config/spu/predicates.md (imm_K_operand): Add.
19625 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19627 Generate constants using fsmbi and andi.
19628 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19629 (print_operand, spu_split_immediate, classify_immediate,
19630 fsmbi_const_p): Handle IC_FSMBI2.
19632 Correctly handle a CONST_VECTOR containing symbols.
19633 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19634 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19635 (immediate_load_p): Allow symbols that use 2 instructions to create.
19636 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19637 with symbols when flag_pic is set.
19638 (const_vector_immediate_p): New.
19639 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19640 accept a CONST_VECTOR with symbols.
19641 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19642 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19644 * config/spu/spu.md (high, low): Delete.
19645 (low_<mode>): Define.
19647 Remove INTRmode and INTR_REGNUM, which didn't work.
19648 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19650 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19651 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19652 peephole2 pattern): Don't use INTR or 131.
19653 (movintrcc): Delete.
19654 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19655 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19656 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19657 (UNSPEC_SET_INTR): Add.
19658 * config/spu/spu-modes.def (INTR): Remove.
19660 More accurate warnings about run-time relocations.
19661 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19663 Correctly warn about immediate arguments to specific intrinsics.
19664 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19665 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19666 the instruction predicate.
19668 Fix tree check errors with latest update.
19669 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19671 (spu_expand_builtin): Use CALL_EXPR_FN.
19673 Add missing specific intrinsics.
19674 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19676 * config/spu/spu_internals.h: Ditto.
19678 Fix incorrect operand modifiers.
19679 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19680 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19682 Optimize one case of zero_extend of a vec_select.
19683 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19685 Accept any immediate for hbr.
19686 * config/spu/spu.md (hbr): Change s constraints to i.
19688 2007-02-21 Paul Brook <paul@codesourcery.com>
19690 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19691 condexec_count when skipping USE and CLOBBER.
19693 2007-02-21 Nick Clifton <nickc@redhat.com>
19695 * common.opt (Warray-bounds): Add Warning attribute.
19696 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19698 (fsized-zeroes): Add Optimization attribute.
19699 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19700 * c.opt (Wc++0x-compat): Add Warning attribute.
19702 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19704 PR middle-end/30761
19705 * reload1.c (eliminate_regs_in_insn): In the single_set special
19706 case, attempt to re-recognize the insn before falling back to
19707 having reload fix it up.
19709 2007-02-20 Eric Christopher <echristo@gmail.com>
19711 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19712 Rewrite accordingly.
19713 (frv_read_iacc_argument): Ditto.
19714 (frv_expand_set_builtin): Take a call instead of arglist, update for
19716 (frv_expand_unop_builtin): Ditto.
19717 (frv_expand_binop_builtin): Ditto.
19718 (frv_expand_cut_builtin): Ditto.
19719 (frv_expand_binopimm_builtin): Ditto.
19720 (frv_expand_voidbinop_builtin): Ditto.
19721 (frv_expand_int_void2arg): Ditto.
19722 (frv_expand_prefetches): Ditto.
19723 (frv_expand_voidtriop_builtin): Ditto.
19724 (frv_expand_voidaccop_builtin): Ditto.
19725 (frv_expand_load_builtin): Ditto.
19726 (frv_expand_store_builtin): Ditto.
19727 (frv_expand_mdpackh_builtin): Ditto.
19728 (frv_expand_mclracc_builtin): Ditto.
19729 (frv_expand_mrdacc_builtin): Ditto.
19730 (frv_expand_mwtacc_builtin): Ditto.
19731 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19734 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19736 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19737 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19739 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19740 point instructions.
19741 * configure: Regenerate.
19742 * config.in: Regenerate.
19743 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19744 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19745 masks to power6 and power6x and to POWERPC_MASKS.
19746 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19748 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19749 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19750 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19751 Access PROTOTYPE as variable, not mask.
19753 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19755 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19756 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19757 * combine.c (adjust_for_new_dest): Use it.
19758 * postreload.c (reload_combine): Likewise.
19760 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19762 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19763 notes on an insn with multiple sets, even if single_set returns
19764 non-NULL for that insn.
19766 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19768 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19769 scalbn and scalbln.
19771 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19773 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19774 if user didn't pass it.
19775 * config/i386/darwin.h (CC1_SPEC): Likewise.
19776 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19777 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19778 -mmacosx-version-min.
19780 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19781 Uros Bizjak <ubizjak@gmail.com>
19783 * optabs.h (enum optab_index): Add new OTI_scalb.
19784 (scalb_optab): Define corresponding macro.
19785 * optabs.c (init_optabs): Initialize scalb_optab.
19786 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19788 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19789 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19790 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19791 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19792 flag_unsafe_math_optimizations is set.
19794 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19795 to implement scalbf, scalb and scalbl built-ins as inline x87
19798 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19799 DJ Delorie <dj@redhat.com>
19802 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19803 (diagnostic_report_diagnostic): ... here, and turn them into real
19804 errors. If warnings are inhibited, no need to do anything.
19806 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19808 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19809 better code generation.
19811 2007-02-20 Ben Elliston <bje@au.ibm.com>
19813 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19815 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19817 * config/alpha/alpha.c, config/alpha/alpha.md,
19818 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19819 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19820 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19821 config/arm/lib1funcs.asm: Follow spelling conventions.
19823 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19824 config/fr30/fr30.md, config/i386/i386.h,
19825 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19826 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19827 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19828 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19829 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19830 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19831 config/sparc/sparc.c, config/sparc/sparc.h,
19832 config/sparc/sparc.md, config/spu/constraints.md,
19833 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19836 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19839 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19842 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19844 * doc/invoke.texi (-ftree-lrs): Remove.
19846 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19848 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19851 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19853 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19854 new CALL_EXPR_FN macro for retrieving the function
19855 declaration of the input expression.
19857 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19859 * c.opt (Waddress): New.
19860 * common.opt (Walways-true): Delete.
19861 (Wstring-literal-comparison): Delete.
19862 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19863 -Wstring-literal-comparison. Add -Waddress.
19865 (Walways-true): Delete.
19866 (Wstring-literal-comparison): Delete.
19867 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19868 consistently instead of -Walways-true in example.
19869 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19870 * c-typeck.c (parser_build_binary_op): Replace
19871 -Wstring-literal-comparison and -Walways-true with -Waddress.
19872 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19875 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19877 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19878 without DECL_STRUCT_FUNCTION initialized.
19880 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19882 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19883 due to calls to functions taking pointers as parameters.
19885 2007-02-19 Richard Henderson <rth@redhat.com>
19888 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19891 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19893 * config/s390/s390.c (s390_call_saved_register_used,
19894 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19895 accessed to the new scheme.
19897 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19899 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19900 (cris_print_index, cris_print_operand, cris_print_operand_address)
19901 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19902 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19903 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19904 GET_CODE () == xxx.
19905 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19906 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19907 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19908 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19909 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19910 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19911 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19912 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19913 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19914 (uminsi3, call, call_value): Ditto.
19915 (define_split: indir_to_reg_split, unnamed): Ditto.
19917 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19919 PR tree-optimization/30975
19920 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19923 2007-02-18 Eric Christopher <echristo@gmail.com>
19925 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19926 Remove use of arglist.
19927 (mips_expand_builtin): Remove use of arglist, pass in expr.
19928 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19929 (mips_expand_builtin_movtf): Ditto.
19930 (mips_expand_builtin_compare): Ditto.
19932 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19934 * tree-sra.c (sra_build_assignment): Replace assertion
19935 checking with a comment explaining why it can't be done.
19937 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19939 PR middle-end/30833
19940 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19941 during CALL_EXPR representation conversion.
19942 * tree-ssa-propagate.c (set_rhs): Likewise.
19944 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19946 * tree-sra.c (sra_build_assignment): Disable assertion checking
19949 2007-02-18 Roger Sayle <roger@eyesopen.com>
19951 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19952 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19953 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19955 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19956 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19957 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19958 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19959 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19960 force_gimple_operand): Likewise.
19961 * ipa-cp.c (constant_val_insert): Likewise.
19962 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19963 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19964 perfect_nestify): Likewise.
19965 * langhooks.c (lhd_omp_assignment): Likewise.
19966 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19967 lower_copyprivate_clauses, lower_send_clauses,
19968 lower_send_shared_vars, expand_parallel_call,
19969 expand_omp_for_generic, expand_omp_for_static_nochunk,
19970 expand_omp_for_static_chunk, expand_omp_sections,
19971 lower_omp_single_copy, lower_omp_for_lastprivate,
19972 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19973 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19974 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19977 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19979 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19980 config/sh/sh.md: Follow spelling conventions.
19982 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19983 config/frv/predicates.md: Follow spelling conventions.
19985 * config/m68k/linux-unwind.h: Fix a comment typo.
19986 * target.h: Follow spelling conventions.
19988 2007-02-18 Roger Sayle <roger@eyesopen.com>
19990 PR rtl-optimization/28173
19991 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19992 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19993 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19994 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19995 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19997 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19999 * builtins.c (fold_builtin_load_exponent): New.
20000 (fold_builtin_2): Use it.
20002 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20004 PR rtl-optimization/30773
20005 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20006 if we fail to attach a REG_EQUIV note.
20008 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20009 Roger Sayle <roger@eyesopen.com>
20011 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20013 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20015 * calls.c (initialize_argument_information): Pass original EXP
20016 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20017 code to split complex arguments here, as part of initializing the
20019 (expand_call): Remove code that builds a list of arguments and
20020 inserts implicit arguments into it. Instead, just count how many
20021 implicit arguments there will be so we can determine the size of
20022 the ARGS array, and let initialize_argument_information do the work.
20023 (split_complex_values): Delete unused function.
20025 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20027 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20029 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20031 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20032 for arg pointer based indexed addressing.
20034 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20036 * config/ia64/ia64.h, config/ia64/ia64.md,
20037 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20038 spelling conventions.
20040 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20042 * config/m68k/m68k.c (split_di): New.
20043 * config/m68k/m68k-protos.h: Declare split_di.
20044 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20045 Improve predicate handling and split constant shifts.
20047 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20049 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20050 parameter for register bitfield operations, general predicates
20053 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20055 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20056 * config/m68k/linux-unwind.h: New file.
20058 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20060 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20061 config/i386/athlon.md, config/ia64/ia64.md,
20062 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20063 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20064 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20065 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20066 tree-vect-transform.c: Fix comment typos.
20068 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20070 * sched-deps.c (find_insn_list): Remove.
20071 * sched-int.h: Remove the prototype for find_insn_list.
20073 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20075 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20077 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20078 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20079 darwin_rs6000_override_options.
20080 (C_COMMON_OVERRIDE_OPTIONS): Expect
20081 darwin_macosx_version_min to be non-NULL always.
20082 (TARGET_C99_FUNCTIONS): Likewise.
20083 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20084 (DARWIN_MINVERSION_SPEC): New.
20085 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20086 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20088 (DARWIN_MINVERSION_SPEC): New.
20089 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20091 * config/darwin-c.c (darwin_cpp_builtins): Expect
20092 darwin_macosx_version_min to be non-NULL always.
20094 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20096 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20098 * config/i386/i386.h (x86_use_xchgb): New.
20099 (TARGET_USE_XCHGB): New macro.
20100 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20101 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20102 Split after reload into bswaphi for shifts of 8.
20103 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20104 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20105 or when optimizing for size.
20107 2007-02-16 Richard Guenther <rguenther@suse.de>
20108 Christian Bruel <christian.bruel@st.com>
20110 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20111 DECLs but prefer SSA_NAMEs over DECLs.
20113 2007-02-16 Richard Guenther <rguenther@suse.de>
20115 * tree-flow-inline.h (single_imm_use_p): Remove.
20116 (zero_imm_uses_p): Likewise.
20117 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20118 instead of single_imm_use_p.
20119 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20122 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20125 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20126 nested double- and backquotes.
20128 2007-02-15 Roger Sayle <roger@eyesopen.com>
20130 PR middle-end/30391
20131 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20132 should be unreachable.
20133 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20134 For the time being redirect GIMPLE_MODIFY_STMT to the new
20135 (renamed) build_gimple_modify_stmt_stat.
20136 (build2_gimple_stat): Rename to...
20137 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20138 Always build a GIMPLE_MODIFY_STMT node.
20139 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20140 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20143 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20144 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20145 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20146 expand_complex_div_wide): Likewise.
20147 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20148 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20149 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20150 * tree-ssa-loop-manip.c (create_iv): Likewise.
20151 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20152 abs_replacement): Likewise.
20153 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20154 realify_fake_stores): Likewise.
20156 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20157 node rather than a GIMPLE_MODIFY_STMT node.
20158 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20159 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20161 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20162 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20163 GIMPLE_MODIFY_STMT.
20165 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20167 PR middle-end/30433
20168 * fold-const.c (fold_comparison): Add back the
20169 folding of constant complex comparisions.
20171 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20173 PR middle-end/30729
20174 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20175 effects unknown to this function, return early.
20177 2007-02-15 Ian Lance Taylor <iant@google.com>
20179 * lower-subreg.c (move_eh_region_note): New static function.
20180 (resolve_simple_move): Call it.
20181 (decompose_multiword_subregs): Track blocks for which we resolve a
20182 simple move which is also a control flow insn. Pass them to
20183 find_many_sub_basic_blocks.
20184 (pass_lower_subreg): Add TODO_verify_flow.
20185 (pass_lower_subreg2): Likewise.
20187 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20188 Brooks Moses <brooks.moses@codesourcery.com>
20189 Lee Millward <lee.millward@codesourcery.com>
20191 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20192 (VL_EXP_CLASS_P): New.
20193 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20195 (TREE_OPERAND_CHECK_CODE): Likewise.
20196 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20197 (TREE_RTL_OPERAND_CHECK): Likewise.
20198 (tree_operand_check_failed): Make second parameter the whole tree
20199 instead of its code. Fixed callers.
20200 (VL_EXP_CHECK): New.
20201 (TREE_OPERAND_LENGTH): New.
20202 (VL_EXP_OPERAND_LENGTH): New.
20203 (CALL_EXPR_FN): New.
20204 (CALL_EXPR_STATIC_CHAIN): New.
20205 (CALL_EXPR_ARGS): New.
20206 (CALL_EXPR_ARG): New.
20207 (call_expr_nargs): New.
20208 (CALL_EXPR_ARGP): New.
20209 (build_nt_call_list): Declare.
20210 (build_vl_exp_stat): Declare.
20211 (build_vl_exp): New.
20212 (build_call_list): Declare.
20213 (build_call_nary): Declare.
20214 (build_call_valist): Declare.
20215 (build_call_array): Declare.
20216 (call_expr_arg): Declare.
20217 (call_expr_argp): Declare.
20218 (call_expr_arglist): Declare.
20219 (fold_build_call_list): Declare.
20220 (fold_build_call_list_initializer): Declare.
20221 (fold_call_expr): Declare to replace fold_builtin.
20222 (fold_builtin_fputs): Update to agree with modified definition.
20223 (fold_builtin_strcpy): Likewise.
20224 (fold_builtin_strncpy): Likewise.
20225 (fold_builtin_memory_chk): Likewise.
20226 (fold_builtin_stxcpy_chk): Likewise.
20227 (fold_builtin_strncpy_chk): Likewise.
20228 (fold_builtin_next_arg): Likewise.
20229 (fold_build_call_expr): Declare.
20230 (fold_builtin_call_list): Declare.
20231 (fold_builtin_call_valist): Declare.
20232 (build_call_expr): Declare.
20233 (validate_arglist): Update to agree with modified definition.
20234 (tree_operand_length): New.
20235 (call_expr_arg_iterator): New.
20236 (init_call_expr_arg_iterator): New.
20237 (next_call_expr_arg): New.
20238 (first_call_expr_arg): New.
20239 (more_call_expr_args_p): New.
20240 (FOR_EACH_CALL_EXPR_ARG): New.
20242 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20243 and tcc_gimple_stmt.
20244 (tree_code_size): Update documentation. Use sizeof (tree) rather
20245 than sizeof (char *).
20246 (tree_size): Likewise. Add case for tcc_vl_exp.
20247 (tree_node_structure): Add case for tcc_vl_exp.
20248 (contains_placeholder_p): Likewise.
20249 (substitute_in_expr): Likewise.
20250 (substitute_placeholder_in_expr): Likewise.
20251 (stabilize_reference_1): Likewise.
20252 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20253 to diagnose breakage of this interface for constructing CALL_EXPRs.
20254 (build_nt): Add similar assertion here.
20255 (build_nt_call_list): New.
20256 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20257 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20259 (get_callee_fndecl): Use new CALL_EXPR accessors.
20260 (tree_operand_check_failed): Change parameters to pass entire node
20261 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20262 (process_call_operands): New.
20263 (build_vl_exp_stat): New.
20264 (build_call_list): New.
20265 (build_call_nary): New.
20266 (build_call_valist): New.
20267 (build_call_array): New.
20268 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20269 (call_expr_arglist): New.
20271 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20272 tcc_vl_exp instead of a fixed-size tcc_expression.
20274 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20275 accessors for CALL_EXPRs.
20276 (AGGR_INIT_EXPR): Likewise.
20278 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20279 Brooks Moses <brooks.moses@codesourcery.com>
20280 Lee Millward <lee.millward@codesourcery.com>
20282 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20283 (expand_builtin_nonlocal_goto): Change parameter to be entire
20284 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20285 (expand_builtin_prefetch): Likewise.
20286 (expand_builtin_classify_type): Likewise.
20287 (mathfn_built_in): Return NULL_TREE instead of 0.
20288 (expand_errno_check): Use new CALL_EXPR accessors.
20289 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20290 Return NULL_RTX instead of 0.
20291 (expand_builtin_mathfn_2): Likewise.
20292 (expand_builtin_mathfn_3): Likewise.
20293 (expand_builtin_interclass_mathfn): Likewise.
20294 (expand_builtin_sincos): Likewise.
20295 (expand_builtin_cexpi): Likewise.
20296 (expand_builtin_int_roundingfn): Likewise.
20297 (expand_builtin_int_roundingfn_2): Likewise.
20298 (expand_builtin_pow): Likewise.
20299 (expand_builtin_powi): Likewise.
20300 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20301 of arglist, fixing callers appropriately. Use new CALL_EXPR
20302 accessors and constructors. Return NULL_RTX instead of 0.
20303 (expand_builtin_strstr): Likewise.
20304 (expand_builtin_strchr): Likewise.
20305 (expand_builtin_strrchr): Likewise.
20306 (expand_builtin_strpbrk): Likewise.
20307 (expand_builtin_memcpy): Likewise.
20308 (expand_builtin_mempcpy): Likewise.
20309 (expand_builtin_mempcpy_args): New.
20310 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20311 (expand_builtin_memmove_args): New.
20312 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20313 (expand_movstr): Likewise.
20314 (expand_builtin_strcpy): Likewise.
20315 (expand_builtin_strcpy_args): New.
20316 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20317 (expand_builtin_strncpy): Likewise.
20318 (expand_builtin_memset): Likewise.
20319 (expand_builtin_memset_args): New.
20320 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20321 (expand_builtin_memcmp): Likewise.
20322 (expand_builtin_strcmp): Likewise.
20323 (expand_builtin_strncmp): Likewise.
20324 (expand_builtin_strcat): Likewise.
20325 (expand_builtin_strncat): Likewise.
20326 (expand_builtin_strspn): Likewise.
20327 (expand_builtin_strcspn): Likewise.
20328 (expand_builtin_args_info): Likewise.
20329 (expand_builtin_va_start): Likewise.
20330 (gimplify_va_arg_expr): Likewise.
20331 (expand_builtin_va_end): Likewise.
20332 (expand_builtin_va_copy): Likewise.
20333 (expand_builtin_frame_address): Likewise.
20334 (expand_builtin_alloca): Likewise.
20335 (expand_builtin_bswap): Likewise.
20336 (expand_builtin_unop): Likewise.
20337 (expand_builtin_fputs): Likewise.
20338 (expand_builtin_expect): Likewise.
20339 (expand_builtin_fabs): Likewise.
20340 (expand_builtin_copysign): Likewise.
20341 (expand_builtin_printf): Likewise.
20342 (expand_builtin_fprintf): Likewise.
20343 (expand_builtin_sprintf): Likewise.
20344 (expand_builtin_init_trampoline): Likewise.
20345 (expand_builtin_signbit): Likewise.
20346 (expand_builtin_fork_or_exec): Likewise.
20347 (expand_builtin_sync_operation): Likewise.
20348 (expand_builtin_compare_and_swap): Likewise.
20349 (expand_builtin_lock_test_and_set): Likewise.
20350 (expand_builtin_lock_release): Likewise.
20351 (expand_builtin): Likewise.
20352 (builtin_mathfn_code): Likewise.
20354 (fold_builtin_constant_p): Pass call arguments individually instead
20355 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20356 accessors and constructors. Return NULL_TREE instead of 0.
20357 (fold_builtin_expect): Likewise.
20358 (fold_builtin_classify_type): Likewise.
20359 (fold_builtin_strlen): Likewise.
20360 (fold_builtin_nan): Likewise.
20361 (integer_valued_real_p): Likewise.
20362 (fold_trunc_transparent_mathfn): Likewise.
20363 (fold_fixed_mathfn): Likewise.
20364 (fold_builtin_cabs): Likewise.
20365 (fold_builtin_sqrt): Likewise.
20366 (fold_builtin_cbrt): Likewise.
20367 (fold_builtin_cos): Likewise.
20368 (fold_builtin_cosh): Likewise.
20369 (fold_builtin_tan): Likewise.
20370 (fold_builtin_sincos): Likewise.
20371 (fold_builtin_cexp): Likewise.
20372 (fold_builtin_trunc): Likewise.
20373 (fold_builtin_floor): Likewise.
20374 (fold_builtin_ceil): Likewise.
20375 (fold_builtin_round): Likewise.
20376 (fold_builtin_int_roundingfn): Likewise.
20377 (fold_builtin_bitop): Likewise.
20378 (fold_builtin_bswap): Likewise.
20379 (fold_builtin_logarithm): Likewise.
20380 (fold_builtin_hypot): Likewise.
20381 (fold_builtin_pow): Likewise.
20382 (fold_builtin_powi): Likewise.
20383 (fold_builtin_exponent): Likewise.
20384 (fold_builtin_memset): Likewise.
20385 (fold_builtin_bzero): Likewise.
20386 (fold_builtin_memory_op): Likewise.
20387 (fold_builtin_bcopy): Deleted; call site changed to invoke
20388 fold_builtin_memory_op directly.
20389 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20390 (fold_builtin_strncpy): Likewise.
20391 (fold_builtin_memcmp): Likewise.
20392 (fold_builtin_strcmp): Likewise.
20393 (fold_builtin_strncmp): Likewise.
20394 (fold_builtin_signbit): Likewise.
20395 (fold_builtin_copysign): Likewise.
20396 (fold_builtin_isascii): Likewise.
20397 (fold_builtin_toascii): Likewise.
20398 (fold_builtin_isdigit): Likewise.
20399 (fold_builtin_fabs): Likewise.
20400 (fold_builtin_abs): Likewise.
20401 (fold_builtin_fmin_fmax): Likewise.
20402 (fold_builtin_carg): Likewise.
20403 (fold_builtin_classify): Likewise.
20404 (fold_builtin_unordered_cmp): Likewise.
20406 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20407 New functions split out from fold_builtin_1.
20408 (fold_builtin_n): New.
20409 (fold_builtin_varargs): New.
20410 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20412 (fold_call_expr): New.
20413 (build_function_call_expr): Rewrite to use new helper function.
20414 (fold_builtin_call_list): New.
20415 (build_call_expr): New.
20416 (fold_builtin_call_valist): New.
20417 (rewrite_call_expr): New.
20418 (validate_arg): New.
20419 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20420 of an arglist. Change return type to bool. Use new CALL_EXPR
20423 (fold_builtin_strstr): Pass call arguments individually instead
20424 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20425 accessors and constructors. Return NULL_TREE instead of 0.
20426 (fold_builtin_strchr): Likewise.
20427 (fold_builtin_strrchr): Likewise.
20428 (fold_builtin_strpbrk): Likewise.
20429 (fold_builtin_strcat): Likewise.
20430 (fold_builtin_strncat): Likewise.
20431 (fold_builtin_strspn): Likewise.
20432 (fold_builtin_strcspn): Likewise.
20433 (fold_builtin_fputs): Likewise.
20434 (fold_builtin_next_arg): Likewise.
20435 (fold_builtin_sprintf): Likewise.
20437 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20438 NULL_RTX instead of 0.
20439 (expand_builtin_memory_chk): Likewise.
20440 (maybe_emit_chk_warning): Likewise.
20441 (maybe_emit_sprintf_chk_warning): Likewise.
20443 (fold_builtin_object_size): Pass call arguments individually instead
20444 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20445 accessors and constructors. Return NULL_TREE instead of 0.
20446 (fold_builtin_memory_chk): Likewise.
20447 (fold_builtin_stxcpy_chk): Likewise.
20448 (fold_builtin_strncpy_chk): Likewise.
20449 (fold_builtin_strcat_chk): Likewise.
20450 (fold_builtin_strcat_chk): Likewise.
20451 (fold_builtin_strncat_chk): Likewise.
20452 (fold_builtin_sprintf_chk): Likewise.
20453 (fold_builtin_snprintf_chk): Likewise.
20454 (fold_builtin_printf): Likewise.
20455 (fold_builtin_vprintf): Likewise.
20457 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20459 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20460 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20461 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20462 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20463 (fold_unary): Likewise.
20464 (fold_binary): Likewise.
20465 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20466 ternary expressions.
20467 (fold): Add logic for tcc_vl_exp.
20468 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20469 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20470 (fold_build3_stat): Add assertion to flag broken interface for
20471 constructing CALL_EXPRs.
20472 (fold_build_call_list): New.
20473 (fold_build_call_list_initializer): New.
20474 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20476 (fold_strip_sign_ops): Likewise.
20478 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20479 Brooks Moses <brooks.moses@codesourcery.com>
20480 Lee Millward <lee.millward@codesourcery.com>
20482 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20483 accessors and dump arguments explicitly.
20485 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20487 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20489 (print_call_name): Use new CALL_EXPR accessors.
20491 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20492 CALL_EXPR arguments explicitly instead of as a list. Use
20493 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20495 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20496 (vrp_visit_stmt): Likewise.
20498 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20499 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20501 (force_move_till_expr): Likewise.
20503 * targhooks.c (default_external_stack_protect_fail): Use
20504 build_call_expr instead of build_function_call_expr.
20505 (default_hidden_stack_protect_fail): Likewise.
20507 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20510 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20511 and walk arguments explicitly.
20513 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20514 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20515 (expand_simple_operations): Likewise.
20516 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20518 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20519 of TREE_CODE_LENGTH.
20520 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20522 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20523 instead of TREE_CODE_LENGTH.
20525 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20526 (tree_ic_transform): Likewise.
20527 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20528 parameter instead of arglist. Fix callers.
20529 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20530 (tree_stringops_transform): Likewise.
20531 (tree_indirect_call_to_profile): Likewise.
20532 (tree_stringops_values_to_profile): Likewise.
20534 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20535 (eliminate_tail_call): Likewise.
20537 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20539 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20540 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20542 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20544 * omp-low.c (build_omp_barrier): Use build_call_expr.
20545 (lower_rec_input_clauses): Likewise.
20546 (lower_reduction_clauses): Likewise.
20547 (expand_parallel_call): Likewise.
20548 (maybe_catch_exception): Likewise.
20549 (expand_omp_for_generic): Likewise.
20550 (expand_omp_for_static_nochunk): Likewise.
20551 (expand_omp_sections): Likewise.
20552 (lower_omp_single_simple): Likewise.
20553 (lower_omp_single_copy): Likewise.
20554 (lower_omp_master): Likewise.
20555 (lower_omp_ordered): Likewise.
20556 (lower_omp_critical): Likewise.
20558 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20559 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20561 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20562 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20563 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20565 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20566 and generalize to handle any number of operands.
20567 (chrec_contains_undetermined): Likewise.
20568 (tree_contains_chrecs): Likewise.
20569 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20571 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20573 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20574 fold_call_expr instead of fold_builtin.
20575 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20576 match declarations there.
20577 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20580 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20581 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20583 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20584 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20586 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20589 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20590 (execute_cse_sincos): Use new CALL_EXPR accessors.
20592 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20594 * gimple-low.c (lower_function_body): Use build_call_expr.
20595 (lower_builtin_setjmp): Likewise.
20597 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20598 (set_storage_via_libcall): Likewise.
20599 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20600 instead of TREE_CODE_LENGTH.
20601 (expand_expr_real_1): Use new CALL_EXPR accessors.
20603 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20604 generalize to handle any number of operands.
20605 (TB_parent_eq): Likewise.
20607 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20608 (strip_builtin_expect): Likewise.
20610 * function.c (gimplify_parameters): Use build_call_expr.
20612 * tree-vectorizer.c (vect_is_simple_reduction): Use
20613 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20615 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20616 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20618 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20621 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20622 (gimplify_decl_expr): Likewise.
20623 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20624 Use new CALL_EXPR iterators.
20625 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20626 (gimplify_modify_expr_to_memset): Likewise.
20627 (gimplify_variable_sized_compare): Likewise.
20628 (gimplify_omp_atomic_fetch_op): Likewise.
20629 (gimplify_omp_atomic_pipeline): Likewise.
20630 (gimplify_omp_atomic_mutex): Likewise.
20631 (gimplify_function_tree): Likewise.
20633 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20634 (call_expr_flags): Likewise.
20635 (expand_call): Likewise.
20637 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20638 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20641 * coverage.c (create_coverage): Use build_call_expr.
20643 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20644 (temp_call_expr_obstack): New.
20645 (pool_copy_list): Delete.
20646 (temp_copy_call_expr): New.
20647 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20648 CALL_EXPR accessors. Get rid of special goo for copying argument
20649 lists and use temp_copy_call_expr instead.
20650 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20651 CALL_EXPR accessors.
20652 (create_expression_by_pieces): Likewise. Use build_call_array
20653 to construct the result instead of fold_build3.
20654 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20655 dealing with argument lists.
20656 (init_pre): Remove references to expression_node_pool and
20657 list_node_pool. Init temp_call_expr_obstack instead.
20658 (fini_pre): Remove references to expression_node_pool and
20661 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20662 and walk arguments explicitly instead of as a list.
20664 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20665 (mx_register_decls): Likewise.
20666 (mudflap_register_call): Likewise.
20667 (mudflap_finish_file): Likewise.
20669 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20670 (ipa_callsite_compute_param): Likewise.
20672 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20673 accessors and constructor.
20675 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20676 accessors and constructor.
20677 (convert_tramp_reference): Likewise.
20678 (convert_call_expr): Likewise.
20679 (finalize_nesting_tree_1): Likewise.
20681 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20684 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20686 * tree-inline.c (initialize_inlined_parameters): Pass entire
20687 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20689 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20690 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20692 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20693 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20694 (vectorizable_reduction): Likewise.
20695 (vectorizable_call): Use new CALL_EXPR iterators.
20696 (vectorizable_conversion): Use build_call_expr.
20697 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20698 (vect_gen_widened_results_half): Use build_call_expr.
20699 (vect_setup_realignment): Likewise.
20700 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20702 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20703 (pass_through_call): Likewise.
20704 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20707 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20708 (tree_gen_pow2_profiler): Likewise.
20709 (tree_gen_one_value_profiler): Likewise.
20710 (tree_gen_ic_func_profiler): Likewise.
20711 (tree_gen_average_profiler): Likewise.
20712 (tree_gen_ior_profiler): Likewise.
20714 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20715 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20716 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20718 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20719 of TREE_CODE_LENGTH.
20721 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20722 of TREE_CODE_LENGTH.
20724 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20726 (convert_to_integer): Likewise.
20728 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20731 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20732 Brooks Moses <brooks.moses@codesourcery.com>
20733 Lee Millward <lee.millward@codesourcery.com>
20735 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20737 * config/frv/frv.c (frv_expand_builtin): Likewise.
20738 * config/s390/s390.c (s390_expand_builtin): Likewise.
20740 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20741 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20743 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20744 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20745 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20746 (ix86_expand_store_builtin): Likewise.
20747 (ix86_expand_unop_builtin): Likewise.
20748 (ix86_expand_unop1_builtin): Likewise.
20749 (ix86_expand_sse_compare): Likewise.
20750 (ix86_expand_sse_comi): Likewise.
20751 (ix86_expand_vec_init_builtin): Likewise.
20752 (ix86_expand_vec_ext_builtin): Likewise.
20753 (ix86_expand_vec_set_builtin): Likewise.
20754 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20756 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20757 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20759 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20760 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20761 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20763 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20765 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20766 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20767 arglist. Use new CALL_EXPR accessors. Fix callers.
20768 (altivec_expand_abs_builtin): Likewise.
20769 (rs6000_expand_binop_builtin): Likewise.
20770 (altivec_expand_predicate_builtin): Likewise.
20771 (altivec_expand_lv_builtin): Likewise.
20772 (spe_expand_stv_builtin): Likewise.
20773 (altivec_expand_stv_builtin): Likewise.
20774 (rs6000_expand_ternop_builtin): Likewise.
20775 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20776 (altivec_expand_st_builtin): Likewise.
20777 (altivec_expand_dst_builtin): Likewise.
20778 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20779 arglist. Use new CALL_EXPR accessors. Fix callers.
20780 (altivec_expand_vec_set_builtin): Likewise.
20781 (altivec_expand_vec_ext_builtin): Likewise.
20782 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20783 (spe_expand_builtin): Likewise.
20784 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20785 arglist. Use new CALL_EXPR accessors. Fix callers.
20786 (spe_expand_evsel_builtin): Likewise.
20787 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20788 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20790 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20791 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20792 (arm_expand_unop_builtin): Likewise.
20793 (arm_expand_builtin): Use new CALL_EXPR accessors.
20795 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20798 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20799 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20801 (bfin_expand_unop_builtin): Likewise.
20802 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20804 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20805 Brooks Moses <brooks.moses@codesourcery.com>
20806 Lee Millward <lee.millward@codesourcery.com>
20808 * c-semantics.c (build_stmt): Add internal diagnostic check.
20810 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20811 accessors. Print arguments explicitly instead of as a list.
20813 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20815 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20816 (c_finish_omp_flish): Likewise.
20818 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20819 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20820 instead of TREE_CODE_LENGTH.
20821 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20822 (c_warn_unused_result): Likewise.
20824 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20827 * doc/invoke.texi (Warning Options): Remove
20828 -Werror-implicit-function-declaration.
20829 (Wimplicit-function-declaration): Update description.
20830 * opts.c (common_handle_option): Move handling of -Werror=* to...
20831 (enable_warning_as_error): ...here.
20832 * opts.h (enable_warning_as_error): Declare.
20833 * c-decl.c (implicit_decl_warning): Unless
20834 -Wno-implicit-function-declaration is given, emit a pedwarn if
20835 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20836 * c.opt (Wimplicit-function-declaration): Replace
20837 mesg_implicit_function_declaration with
20838 warn_implicit_function_declaration.
20839 * c-opts.c (c_common_handle_option):
20840 -Werror-implicit-function-declaration is exactly equal as
20841 -Werror=implicit-function-declaration.
20842 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20843 warn_implicit_function_declaration.
20844 (c_common_post_options): -Wimplict-function-declaration is enabled
20845 by default by -std=c99, otherwise is disabled by default.
20846 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20848 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20850 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20851 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20852 former is ignored but not the latter.
20854 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20856 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20857 is made and the reference doesn't use the alias set of its type,
20858 do not create the temporary using that type.
20860 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20862 * jump.c: Remove prototypes for delete_computation and
20863 delete_prior_computation.
20865 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20867 * jump.c (get_label_after): Delete.
20868 (get_label_before, delete_computation, delete_jump,
20869 delete_prior_computation, follow_jumps): Move...
20870 * reorg.c (delete_computation, delete_prior_computation): ... here...
20871 (get_label_before, delete_jump): ... making these static ...
20872 (follow_jumps): ... and simplifying this since it only runs after
20874 * rtl.h (get_label_after, get_label_before, delete_jump,
20875 follow_jumps): Delete prototypes.
20877 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20879 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20881 2007-02-15 Nick Clifton <nickc@redhat.com>
20883 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20884 order to prevent it from being munged by the target.
20886 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20888 * config/i386/i386.md: Remove misleading comment.
20890 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20892 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20893 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20896 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20898 * tree-sra.c (instantiate_missing_elements): Canonicalize
20900 (sra_build_assignment): New.
20901 (generate_copy_inout, generate_element_copy,
20902 generate_element_zero, generate_one_element_init): Use it.
20904 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20906 * tree-sra.c (instantiate_missing_elements): Canonicalize
20908 (sra_build_assignment): New.
20909 (generate_copy_inout, generate_element_copy,
20910 generate_element_zero, generate_one_element_init): Use it.
20912 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20914 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20917 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20919 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20920 types as aggregates not scalars.
20921 * function.c (assign_stack_temp_for_type): Likewise.
20923 2007-02-14 Roger Sayle <roger@eyesopen.com>
20924 Zdenek Dvorak <dvorakz@suse.cz>
20926 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20929 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20931 * passes.c (next_pass_1): Clear the next field of the copied
20934 2007-02-14 Richard Henderson <rth@redhat.com>
20936 * tree-sra.c (early_sra): New.
20937 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20938 (tree_sra_early, pass_sra_early): New.
20939 * tree-pass.h (pass_sra_early): Declare.
20940 * passes.c (init_optimization_passes): Use it.
20942 2007-02-14 Richard Guenther <rguenther@suse.de>
20944 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20946 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20948 PR tree-optimization/30771
20949 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20951 (vect_analyze_operations): Induction phis can now be marked as
20953 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20954 Update documentation accordingly.
20956 2007-02-14 Nick Clifton <nickc@redhat.com>
20958 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20959 most 3 arguments are supported.
20960 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20962 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20964 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20965 Ensure dst->current is valid.
20967 2007-02-13 Paul Brook <paul@codesourcery.com>
20969 * config.gcc: Add arm*-*-uclinux-*eabi.
20970 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20971 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20972 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20973 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20974 (LINK_SPEC): Define.
20975 (LIB_SPEC): Define.
20976 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20978 * config/arm/uclinux-eabi.h: New file.
20979 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20980 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20983 2007-02-13 Ian Lance Taylor <iant@google.com>
20985 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20986 * flags.h (warn_strict_overflow): Declare.
20987 (enum warn_strict_overflow_code): Define.
20988 (issue_strict_overflow_warning): New static inline function.
20989 * opts.c (warn_strict_overflow): New variable.
20990 (common_handle_option): Handle OPT_Wstrict_overflow and
20991 OPT_Wstrict_overflow_.
20992 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20994 * fold-const.c: Include intl.h.
20995 (fold_deferring_overflow_warnings): New static variable.
20996 (fold_deferred_overflow_warning): New static variable.
20997 (fold_deferred_overflow_code): New static variable.
20998 (fold_defer_overflow_warnings): New function.
20999 (fold_undefer_overflow_warnings): New function.
21000 (fold_undefer_and_ignore_overflow_warnings): New function.
21001 (fold_deferring_overflow_warnings_p): New function.
21002 (fold_overflow_warning): New static function.
21003 (make_range): Add strict_overflow_p parameter. Change all
21005 (extract_muldiv, extract_muldiv_1): Likewise.
21006 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21007 tree_expr_nonnegative_p.
21008 (fold_negate_expr): Call fold_overflow_warning.
21009 (fold_range_test): Likewise.
21010 (fold_comparison): Likewise.
21011 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21012 instead of tree_expr_nonnegative_p.
21013 (tree_expr_nonnegative_warnv_p): Rename from
21014 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21015 (tree_expr_nonnegative_p): New function.
21016 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21017 strict_overflow_p parameter.
21018 (tree_expr_nonzero_p): New function.
21019 * passes.c (verify_interpass_invariants): New static function.
21020 (execute_one_pass): Call it.
21021 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21023 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21024 (estimate_numbers_of_iterations): Likewise.
21025 (scev_probably_wraps_p): Likewise.
21026 * tree-ssa-ccp.c: Include "toplev.h".
21027 (evaluate_stmt): Defer fold overflow warnings until we know we are
21029 (struct fold_stmt_r_data): Add stmt field.
21030 (fold_stmt_r): Defer fold overflow warnings until we know we
21032 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21033 (fold_stmt_inplace): Likewise.
21034 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21035 (cleanup_control_expr_graph): Defer fold overflow warnings until
21036 we know we are going to optimize.
21037 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21038 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21040 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21041 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21042 * tree-ssa-loop-manip.c (create_iv): Likewise.
21043 * c-typeck.c (build_conditional_expr): Likewise.
21044 (build_binary_op): Likewise.
21045 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21046 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21047 (extract_range_from_unary_expr): Likewise.
21048 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21049 assuming that signed overflow does not occur.
21050 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21051 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21052 (fold_defer_overflow_warnings): Declare.
21053 (fold_undefer_overflow_warnings): Declare.
21054 (fold_undefer_and_ignore_overflow_warnings): Declare.
21055 (fold_deferring_overflow_warnings_p): Declare.
21056 (tree_expr_nonzero_warnv_p): Declare.
21057 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21058 of warning options.
21059 (Warning Options): Document -Wstrict-overflow.
21060 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21061 (tree-ssa-ccp.o): Likewise.
21062 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21063 (fold-const.o): Depend on intl.h.
21065 2007-02-13 Ian Lance Taylor <iant@google.com>
21067 PR middle-end/30751
21068 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21071 2007-02-13 Stuart Hastings <stuart@apple.com>
21073 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21075 2007-02-13 Richard Henderson <rth@redhat.com>
21077 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21078 handled_component_p before looking for the indirect_ref.
21080 2007-02-13 Richard Henderson <rth@redhat.com>
21082 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21083 remove flags clobber.
21084 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21085 (bswaphi_lowpart): New.
21086 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21087 remove TARGET_BSWAP test. Delete expander of the same name.
21089 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21090 (expand_unop): Use them.
21092 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21094 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21095 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21096 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21097 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21098 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21099 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21100 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21101 assembler dialect choice from asm templates.
21103 2007-02-12 Richard Henderson <rth@redhat.com>
21105 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21106 (fixuns_trunc<SSEMODEF>si2): Use it.
21107 * config/i386/sse.md (vec_setv4sf_0): Export.
21108 * config/i386/i386.c (ix86_build_const_vector): Export.
21109 (ix86_split_convert_uns_si_sse): Rename from
21110 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21111 * config/i386/i386-protos.h: Update.
21113 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21116 * c-typeck.c (c_finish_return): Improve warning message.
21118 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21120 * alias.c (find_symbolic_term): Delete unused function.
21122 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21124 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21125 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21126 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21128 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21130 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21131 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21132 the function, temporarily point the debug interface to the null one.
21134 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21136 * dwarf2out.c (round_up_to_align): New static function.
21137 (field_byte_offset): Use it to round the offset.
21139 2007-02-12 Richard Henderson <rth@redhat.com>
21141 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21142 (inswl_const): Export.
21144 2007-02-12 Richard Henderson <rth@redhat.com>
21146 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21147 result mode of the libcall, convert back to outmode.
21149 2007-02-12 Roger Sayle <roger@eyesopen.com>
21151 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21152 (bswapdi2): New define_expand to implement 32-bit implementation.
21154 2007-02-12 Nick Clifton <nickc@redhat.com>
21156 * doc/invoke.texi (Overall Options): Document --help=.
21157 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21158 (cc1_options): Pass --help= on to cc1.
21159 (display_help): Add description of --help=.
21160 (process_command): Add code to handle --help=. Allow translated
21161 --help and --target-help switches to be passed on to compiler
21163 (main): Remove unused if statement.
21164 * opts.c (columns): Remove.
21165 (LEFT_COLUMN): Define.
21166 (wrap_help): Add columns argument.
21167 (print_filtered_help): Change parameters to be an include bitmask,
21168 an exclude bitmask, an any bitmask and the column width. Move the
21169 code to display the params list here. Add code to display the
21170 status of options rather than their descriptions if the quiet flag
21172 (print_specific_help): Change parameters to be an include bitmask,
21173 an exclude bitmask and an any bitmask. Move code to look up the
21174 column width here. Decide upon the title for an options listing.
21175 (common_handle_options): Add code to handle --help=. Adapt code
21176 for --help and --target-help to use the revised form of the
21177 print_specific_help function.
21178 (print_help): Delete.
21179 (print_param_help): Delete.
21180 (print_switch): Delete.
21181 * opts.h (cl_lang_count): Add prototype.
21182 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21183 CL_MAX_OPTION_CLASS): New defines.
21184 * optc-gen.awk: Add construction of cl_lang_count.
21185 * c.opt: Add Warning attribute to warning options and Optimization
21186 attribute to optimization options.
21187 * common.opt: Likewise.
21189 Add -fhelp and -ftarget-help as aliases for the transformed --help
21190 and --target-help options.
21191 * opt-functions.awk: Add code to handle Warning and Optimization
21194 2007-02-12 Richard Henderson <rth@redhat.com>
21196 * config/alpha/constraints.md: New file.
21197 * config/alpha/alpha.c: Include tm-constrs.h.
21198 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21199 alpha_extra_constraint): Remove.
21200 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21201 * config/alpha/alpha-protos.h: Update.
21202 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21203 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21204 (EXTRA_CONSTRAINT): Remove.
21205 * config/alpha/alpha.md: Include constraints.md.
21206 (adddi splitter): Use satisfies_constraint_*.
21207 * config/alpha/predicates.md (add_operand): Likewise.
21208 (sext_add_operand, addition_operation): Likewise.
21210 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21212 PR tree-optimization/29145
21213 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21214 in our handling of restrict qualified pointers.
21216 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21219 * doc/invoke.texi (Wunused-value): Update description.
21220 (Wextra): Delete item.
21221 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21222 value of Wunused-value.
21223 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21224 (c_finish_stmt_expr): Don't check extra_warnings.
21225 (emit_side_effect_warnings): The caller is responsible to check
21228 2007-02-11 Roger Sayle <roger@eyesopen.com>
21229 Matt Thomas <matt@3am-software.com>
21231 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21233 2007-02-11 Roger Sayle <roger@eyesopen.com>
21235 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21236 comparisons of POPCOUNT against zero.
21237 (simplify_const_relational_operation): Likewise.
21239 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21241 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21243 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21245 * dwarf2out.c (root_type): Delete unused function.
21247 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21249 * genattrtab.c (contained_in_p): Delete unused function.
21250 (write_expr_attr_cache): Likewise.
21252 2007-02-11 Jan Hubicka <jh@suse.cz>
21254 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21257 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21259 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21260 to add the REG_EQ* note.
21261 * see.c (see_merge_one_use_extension): Likewise.
21262 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21263 turn REG_EQUAL notes into REG_EQUIV notes if the target
21264 register may have more than one set.
21265 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21266 * gcse.c (try_replace_reg): Likewise.
21267 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21268 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21269 more than one REG_EQUIV note.
21270 * reload1.c (gen_reload): Use set_unique_reg_note.
21272 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21274 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21275 (ix86_builtin_conversion): New function.
21277 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21280 * tree.h (DECL_REPLACEABLE_P): New macro.
21281 * except.c (set_nothrow_function_flags): Likewise.
21283 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21284 Ira Rosen <irar@il.ibm.com>
21285 Dorit Nuzman <dorit@il.ibm.com>
21287 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21288 * targhooks.c (default_builtin_vectorized_conversion): New.
21289 * targhooks.h (default_builtin_vectorized_function): New declaration.
21290 * target.h (struct vectorize): Add builtin_conversion field.
21291 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21292 stmt_vec_info_type value.
21293 (vectorizable_conversion): New declaration.
21294 * tree-vect-analyze.c (vect_analyze_operations): Add
21295 vectorizable_conversion call.
21296 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21297 * tree-vect-transform.c (vectorizable_conversion): New function.
21298 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21299 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21301 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21302 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21303 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21304 or ALTIVEC_BUILTIN_VCFSX.
21306 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21309 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21310 CONST_DOUBLE and operand 0 is a hard register.
21311 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21312 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21313 is a hard floating-point register.
21315 2007-02-10 Richard Henderson <rth@redhat.com>
21316 Jakub Jelinek <jakub@redhat.com>
21317 Alexandre Oliva <aoliva@redhat.com>
21319 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21320 * builtin-types.def (BT_WORD): Make unsigned.
21321 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21322 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21323 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21324 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21325 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21326 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21328 * expr.c (emutls_var_address): New.
21329 (expand_expr_real_1): Expand emulated tls.
21330 (expand_expr_addr_expr_1): Likewise.
21331 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21332 * output.h (emutls_finish): Declare.
21333 * toplev.c (compile_file): Call it.
21334 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21335 address before wrapping in CONST.
21336 * varasm.c (emutls_htab, emutls_object_type): New.
21337 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21338 (get_emutls_object_name, get_emutls_object_type): New.
21339 (get_emutls_init_templ_addr, emutls_decl): New.
21340 (emutls_common_1, emutls_finish): New.
21341 (assemble_variable): When emulating tls, swap decls; generate
21342 constructor for the emutls objects.
21343 (do_assemble_alias): When emulating tls, swap decl and target name.
21344 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21346 * varpool.c (decide_is_variable_needed): Look at force_output.
21347 Recurse for emulated tls.
21348 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21349 with decide_is_variable_needed.
21350 * emutls.c: New file.
21351 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21352 tls_object for real tls.
21354 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21356 PR rtl-optimization/29599
21357 * reload1.c (eliminate_regs_in_insn): Take the destination
21358 mode into account when computing the offset.
21360 2007-02-09 Stuart Hastings <stuart@apple.com>
21361 Richard Henderson <rth@redhat.com>
21363 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21364 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21365 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21366 fixuns_truncdfhi2): New.
21367 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21368 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21369 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21370 (floatunssidf2): Allow nonimmediate source.
21371 * config/i386/sse.md (movdi_to_sse): New.
21372 (vec_concatv2di): Drop '*'.
21373 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21374 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21375 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21377 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21378 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21379 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21380 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21381 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21382 ix86_build_const_vector.
21383 (x86_emit_floatuns): Rewrite.
21385 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21387 * genautomata.c (longest_path_length): Delete unused function.
21388 (struct state): Delete unused longest_path_length.
21389 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21390 (get_free_state): Delete unused.
21392 2007-02-09 Jan Hubicka <jh@suse.cz>
21394 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21395 * doc/invoke.texi (inline-unit-growth): Update default value.
21397 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21398 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21399 (rebuild_cgraph_edges): Likewise.
21400 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21401 (dump_cgraph_node): Dump frequencies.
21402 (cgraph_clone_edge): Add frequency scales.
21403 (cgraph_clone_node): Add freuqnecy.
21404 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21405 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21406 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21407 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21408 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21409 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21410 (save_inline_function_body): Likewise.
21411 * ipa-inline.c: inluce rtl.h
21412 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21413 (cgraph_edge_badness): Use frequencies.
21414 (cgraph_decide_recursive_inlining): Update clonning.
21415 (cgraph_decide_inlining_of_small_function): Dump frequency.
21416 * predict.c (estimate_bb_frequencies): Export.
21417 * predict.h (estimate_bb_frequencies): Declare.
21418 * tree-inline.c (copy_bb): Watch overflows.
21419 (expand_call_inline): Update call of cgraph_create_edge.
21420 (optimize_inline_calls): Use TODO flags to update frequnecies.
21421 * passes.h: Include predict.h
21422 (init_optimization_passes): Move profile ahead.
21423 (execute_function_todo): Handle TODO_rebuild_frequencies.
21425 2007-02-09 Roger Sayle <roger@eyesopen.com>
21427 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21428 the insbl or inswl pattern into a register.
21430 2007-02-09 Roger Sayle <roger@eyesopen.com>
21432 * config/ia64/ia64.md (bswapdi2): New define_insn.
21434 2007-02-09 Richard Henderson <rth@redhat.com>
21436 * config/i386/constraints.md (Ym): New constraint.
21437 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21438 (movdi_1_rex64): Split sse and xmm general register moves from
21439 memory move alternatives. Use conditional register constraints.
21440 (movsf_1, movdf_integer): Likewise.
21441 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21442 (movdf_integer_rex64): New.
21443 (pushsf_rex64): Fix output constraints.
21444 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21445 (sse2_stored): Likewise.
21446 (sse2_storeq_rex64): New.
21447 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21448 amd and not generic.
21449 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21450 for optimize_size. Remove SF/DFmode hack.
21452 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21454 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21457 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21458 Richard Sandiford <richard@codesourcery.com>
21460 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21461 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21462 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21463 m68k/t-mlib to tmake_file.
21464 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21465 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21466 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21467 Allow it to be cf or m68k. Set m68k_arch_family. If that
21468 variable is not empty, add t-$m68k_arch_family to tmake_file.
21469 Add t-mlibs to tmake_file.
21470 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21471 * config/m68k/t-cf: New file.
21472 * config/m68k/t-m68k: Likewise.
21473 * config/m68k/t-mlibs: Likewise.
21474 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21475 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21476 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21477 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21478 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21480 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21481 (INSTALL_LIBGCC): Delete.
21482 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21483 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21484 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21485 (M68K_MLIB_CPU): Define.
21486 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21487 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21488 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21490 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21491 Richard Guenther <rguenther@suse.de>
21493 PR middle-end/23361
21494 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21495 against INT_MIN/INT_MAX.
21496 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21497 file if a loop is removed.
21499 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21501 * calls.c (store_one_arg): Pass correct alignment to
21502 emit_push_insn for non-BLKmode values.
21503 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21504 unaligned stack slot via a suitably aligned slot.
21506 2007-02-08 DJ Delorie <dj@redhat.com>
21508 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21510 (legal_subregs): Use unsigned char, make const.
21511 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21513 2007-02-08 Paul Brook <paul@codesourcery.com>
21515 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21516 special interworking needed.
21518 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21520 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21521 conditional to __SSE2__.
21522 (Entries below should have been added to first ChangeLog
21523 entry for amdfam10 dated 2007-02-05)
21524 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21526 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21528 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21531 2007-02-08 DJ Delorie <dj@redhat.com>
21533 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21534 * config/m32c/m32c.c (legal_subregs): New.
21535 (m32c_illegal_subreg_p): New.
21536 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21537 unsupported subregs of hard regs.
21539 2007-02-08 Jan Hubicka <jh@suse.cz>
21541 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21542 the same one; always update histograms.
21544 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21546 * passes.c (init_optimization_passes): Tidy comment.
21548 2007-02-08 Roger Sayle <roger@eyesopen.com>
21550 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21551 strip zero_extend, bswap and rotates from POCOUNT's argument.
21552 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21553 zero_extend and rotates from PARITY's argument.
21554 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21555 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21556 of an integer constant at compile-time.
21558 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21561 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21563 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21566 * tree-ssa-live.c (remove_unused_locals): Do not remove
21567 TREE_ADDRESSABLE variables.
21568 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21569 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21570 FOR_CLOBBER. Update all users.
21571 If VAR has an associated alias set, add a virtual operand for
21572 it if no alias is found to conflict with the memory reference.
21574 2007-02-07 Jan Hubicka <jh@suse.cz>
21575 Robert Kidd <rkidd@crhc.uiuc.edu>
21577 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21579 2007-02-07 Ian Lance Taylor <iant@google.com>
21581 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21583 2007-02-07 Roger Sayle <roger@eyesopen.com>
21585 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21586 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21587 tablejumpdi, movsi_to_cr_one): Remove constraints from
21588 define_expand's match_operands.
21590 2007-02-07 Roger Sayle <roger@eyesopen.com>
21592 * global.c (compute_regsets): Move declatation of "i" inside of
21593 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21595 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21598 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21599 of INDIRECT_REF <RESULT_DECL>.
21601 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21603 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21604 Kaz Kojima <kkojima@gcc.gnu.org>
21607 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21609 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21611 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21613 * doc/loop.texi: Document possibility not to perform disambiguation
21614 of loops with multiple latches.
21615 * cfgloopmanip.c (alp_enum_p): Removed.
21616 (add_loop): Handle subloops. Use get_loop_body_with_size.
21617 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21618 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21619 the new forwarder block.
21620 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21621 Handle the case latch is NULL.
21622 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21623 modifications when marking loop exits.
21624 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21626 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21627 disambiguate_loops_with_multiple_latches.
21628 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21629 before fix_loop_structure.
21630 * cfgloop.c: Include pointer-set.h and output.h.
21631 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21632 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21633 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21634 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21635 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21636 disambiguate_multiple_latches, get_loop_body_with_size,
21637 disambiguate_loops_with_multiple_latches): New functions.
21638 (flow_loop_dump): Dump multiple latch edges.
21639 (flow_loop_nodes_find): Handle loops with multiple latches.
21640 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21641 (glb_enum_p): Modified.
21642 (get_loop_body): Use get_loop_body_with_size.
21643 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21644 (AVOID_CFG_MODIFICATIONS): New constant.
21645 (disambiguate_loops_with_multiple_latches, add_loop,
21646 get_loop_body_with_size): Declare.
21647 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21649 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21651 PR inline-asm/28686
21652 * global.c (compute_regsets): New function.
21653 (global_alloc): Refactored ELIMINABLE_REGSET
21654 and NO_GLOBAL_ALLOC_REGS computation out.
21655 (rest_of_handle_global_alloc): Call compute_regsets()
21656 for non-optimizing case.
21658 2007-02-06 Richard Henderson <rth@redhat.com>
21660 * config/i386/constraints.md (Y2): Rename from Y.
21661 (Yi): New constraint.
21662 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21663 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21664 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21665 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21666 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21667 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21668 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21669 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21670 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21671 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21672 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21673 vec_extractv2si_1): Change Y constraints to Y2.
21674 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21675 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21676 Change Y constraints to Y2.
21677 (sse2_loadld): Change Y constraints to x.
21679 2007-02-06 Roger Sayle <roger@eyesopen.com>
21681 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21682 (parity<mode>2): New define_expand using rs6000_emit_parity.
21683 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21684 rs6000_emit_parity): New functions.
21685 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21686 rs6000_emit_parity): Prototype here.
21688 2007-02-06 Ian Lance Taylor <iant@google.com>
21690 * lower-subreg.c (simple_move_operand): Reject CONST.
21691 (resolve_clobber): Call validate_change rather than directly
21692 assigning to XEXP (pat, 0).
21694 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21696 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21697 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21698 (tree-cfg.o): Remove hashtab.h dependency.
21700 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21701 (struct ivopts_data): Change niters to pointer_map_t.
21702 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21703 (niter_for_exit): Create pointer_map on demand. Change for
21705 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21706 (free_loop_data): Destroy data->niters if created and reset field.
21707 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21708 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21710 * tree-ssa-reassoc.c: Include pointer-set.h.
21711 (bb_rank): Change to long *.
21712 (operand_rank): Change to pointer_map_t.
21713 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21714 (insert_operand_rank): Accept long.
21715 (operand_entry_hash, operand_entry_eq): Remove.
21716 (get_rank): Return long. Adjust for changes above.
21717 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21719 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21721 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21722 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21723 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21725 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21726 directly since it cannot be NULL.
21727 (get_vi_for_tree): Rewrite for pointer_map API.
21728 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21729 (init_alias_vars): Create vi_for_tree as pointer_map.
21730 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21732 * tree-cfg.c: Don't include hashtab.h.
21733 (edge_to_cases): Declare as pointer_map.
21734 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21736 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21737 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21738 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21740 (record_switch_edge): Delete.
21741 (get_cases_for_edge): Adjust for pointer_map API, inline
21742 record_switch_edge (rewritten for new API), remove goto.
21744 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21746 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21747 * tree-nested.c: Include pointer-set.h.
21748 (var_map_elt, var_map_eq, var_map_hash): Delete.
21749 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21750 to pointer_map_t's.
21751 (nesting_info_bitmap_obstack): New.
21752 (lookup_field_for_decl): Adjust for pointer_map API.
21753 (lookup_tramp_for_decl): Adjust for pointer_map API.
21754 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21755 (get_local_debug_decl): Adjust for pointer_map API.
21756 (convert_nl_goto_reference): Adjust for pointer_map API.
21757 (convert_nl_goto_receiver): Adjust for pointer_map API.
21758 (create_nesting_tree): Create outside GGC space. Create bitmap on
21759 the new obstack. Create field_map and var_map as pointer_maps.
21760 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21762 (lower_nested_functions): Move root here, no need to NULL it.
21763 Initialize and release the obstack.
21765 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21767 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21768 Remove prototypes and make them non-static.
21769 (struct tree_int_map): Remove.
21770 * tree.h (struct tree_int_map): Move here, turning TO into an
21772 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21774 * tree.h (TREE_COMPLEXITY): Remove.
21775 (struct tree_exp): Remove complexity field.
21776 * tree.c (build1_stat): Don't set it.
21778 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21779 Victor Kaplansky <victork@il.ibm.com>
21781 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21782 (vect_is_simple_reduction): Support reduction with induction as
21783 one of the operands.
21784 (vect_is_simple_iv_evolution): Fix formatting.
21785 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21786 formatting. Don't mark induction phis for vectorization.
21787 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21788 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21789 (vect_get_vec_def_for_operand): Support induction.
21790 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21792 (vectorizable_reduction): Support reduction with induction as one of
21794 (vectorizable_type_demotion): Use def-type of stmt argument rather
21795 than dummy def-type.
21797 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21798 flag_tree_scev_cprop.
21799 * common.opt (tree-scev-cprop): New flag.
21801 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21802 call to vect_get_new_vect_var.
21804 2007-02-06 Ira Rosen <irar@il.ibm.com>
21806 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21807 vectype is not NULL.
21808 (vect_pattern_recog_1): Likewise.
21810 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21812 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21813 (fold_negate_expr): Likewise.
21815 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21818 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21819 even if cv-qualification is the same.
21821 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21823 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21824 __enable_execute_stack on completion.
21826 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21828 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21829 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21830 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21831 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21832 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21833 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21834 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21835 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21837 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21839 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21840 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21841 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21842 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21843 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21844 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21845 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21846 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21847 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21848 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21849 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21850 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21851 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21852 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21853 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21854 sqrtextenddfxf2_i387): Added amdfam10_decode.
21856 * config/i386/athlon.md (athlon_idirect_amdfam10,
21857 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21858 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21859 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21860 athlon_ivector_store_amdfam10): New define_insn_reservation.
21861 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21866 * config/i386/athlon.md (athlon_call_amdfam10,
21867 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21868 define_insn_reservation.
21869 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21870 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21871 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21873 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21875 * config/i386/athlon.md (athlon_sseld_amdfam10,
21876 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21877 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21879 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21881 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21882 define_insn_reservation.
21883 * config/i386/i386.md (sseins): Added sseins to define_attr type
21884 and define_attr unit.
21885 * config/i386/sse.md: Set type attribute to sseins for insertq
21888 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21890 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21891 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21892 ssecomi_load_amdfam10, ssecomi_amdfam10,
21893 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21894 define_insn_reservation.
21895 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21897 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21899 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21900 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21901 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21902 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21903 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21904 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21905 define_insn_reservation.
21907 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21908 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21909 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21910 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21911 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21913 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21915 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21916 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21917 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21918 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21919 athlon_ssemul_load_k8): Added amdfam10.
21921 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21923 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21924 (x86_sse_unaligned_move_optimal): New variable.
21926 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21928 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21929 for unaligned vector SSE double/single precision loads for AMDFAM10.
21931 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21933 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21934 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21935 Define TARGET_CPU_DEFAULT_amdfam10.
21936 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21937 (processor_type): Add PROCESSOR_AMDFAM10.
21939 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21940 processor_type in config/i386/i386.h.
21941 Enable imul peepholes for TARGET_AMDFAM10.
21943 * config.gcc: Add support for --with-cpu option for amdfam10.
21945 * config/i386/i386.c (amdfam10_cost): New variable.
21946 (m_AMDFAM10): New macro.
21947 (m_ATHLON_K8_AMDFAM10): New macro.
21948 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21949 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21950 x86_promote_QImode, x86_integer_DFmode_moves,
21951 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21952 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21953 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21954 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21955 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21956 Enable/disable for amdfam10.
21957 (override_options): Add amdfam10_cost to processor_target_table.
21958 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21959 processor_alias_table.
21960 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21961 (ix86_adjust_cost): Add code for amdfam10.
21963 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21965 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21966 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21967 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21968 * config/i386/i386.h: Add builtin definition for SSE4A.
21969 * config/i386/i386.md: Add support for ABM instructions
21970 (popcnt and lzcnt).
21971 * config/i386/sse.md: Add support for SSE4A instructions
21972 (movntss, movntsd, extrq, insertq).
21973 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21974 Add -march=amdfam10 flag.
21975 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21976 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21978 * doc/extend.texi: Add documentation for SSE4A builtins.
21980 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21982 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21984 2007-02-05 Richard Guenther <rguenther@suse.de>
21986 * tree-vectorizer.h (vectorizable_function): Add argument type
21987 argument, change return type.
21988 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21989 * tree-vect-transform.c (vectorizable_function): Handle extra
21990 argument, return vectorized function decl.
21991 (build_vectorized_function_call): Remove.
21992 (vectorizable_call): Handle calls with result and argument types
21993 differing. Handle loop vectorization factor correctly.
21994 * targhooks.c (default_builtin_vectorized_function): Adjust for
21996 * targhooks.h (default_builtin_vectorized_function): Likewise.
21997 * target.h (builtin_vectorized_function): Add argument type
21999 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22000 extra argument, allow vectorizing of lrintf.
22001 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22002 documentation of target hook.
22004 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22007 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22008 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22009 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22011 2007-02-05 Roger Sayle <roger@eyesopen.com>
22013 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22014 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22015 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22016 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22017 before canonicalizing sincos to cexpi.
22018 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22020 2007-02-05 Roger Sayle <roger@eyesopen.com>
22022 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22023 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22024 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22026 2007-02-05 Roger Sayle <roger@eyesopen.com>
22028 * mips-tfile.c (initialize_init_file): Correct endianness test.
22030 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22032 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22033 the 'y' constraint.
22035 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22037 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22038 saves in a PARALLEL before the register assignments.
22040 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22042 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22043 DWARF_FRAME_RETURN_COLUMN to be a general register.
22044 * dwarf2out.c (init_return_column_size): New function, split from...
22045 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22046 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22047 to be nongeneral registers.
22048 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22050 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22051 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22053 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22055 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22057 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22059 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22060 (remove_path): Use can_remove_branch_p and remove_branch instead
22061 of loop_delete_branch_edge.
22062 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22063 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22064 Update profile using scale_dominated_blocks_in_loop.
22065 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22066 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22067 (can_remove_branch_p, remove_branch): Declare.
22068 * tree-cfg.c (tree_can_remove_branch_p): New function.
22069 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22070 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22071 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22073 2007-02-05 Jan Hubicka <jh@suse.cz>
22075 PR middle-end/30696
22076 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22077 nodes in cgraph, don't remove offline copy of the function.
22079 2007-02-04 Jan Hubicka <jh@suse.cz>
22081 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22082 vectors might cause maybe_lookup_element_for_expr to be called
22083 on non-sra-candidate.
22085 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22087 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22088 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22089 spelling conventions.
22091 2007-02-04 Richard Guenther <rguenther@suse.de>
22093 PR middle-end/30636
22094 * fold-const.c (try_move_mult_to_index): Make sure to not
22095 overflow one dimension of a multi-dimensional array access.
22097 2007-02-04 Jan Hubicka <jh@suse.cz>
22099 * passes.c (init_optimization_passes): Reindent.
22101 2007-02-04 Jan Hubicka <jh@suse.cz>
22102 Eric Botcazou <ebotcazou@adacore.com>
22104 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22105 (execute_fixup_cfg): Break out the abnormal goto code.
22106 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22107 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22108 (optimize_inline_calls): Call make_nonlocal_label_edges.
22110 2007-02-04 Jan Hubicka <jh@suse.cz>
22112 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22113 true when something was changed.
22114 (rename_ssa_copies): When something was changed, do
22115 TODO_remove_unused_locals.
22116 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22117 add TODO_remove_unused_locals when instruction was removed.
22119 2007-02-04 Jan Hubicka <jh@suse.cz>
22121 * ipa-inline.c (try_inline): Improve debug output; work on already
22123 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22124 call try_inline for already inlined edges too when flattening;
22125 inline also functions that make callee growth but overall unit size
22128 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22130 * config/m32c/bitops.md, config/m32c/jump.md,
22131 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22132 config/m32r/m32r.h, config/m32r/m32r.md,
22133 config/m32r/predicates.md, config/m68hc11/larith.asm,
22134 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22135 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22136 config/mips/mips-protos.h, config/mips/mips.c,
22137 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22138 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22139 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22140 spelling conventions.
22142 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22143 Follow spelling conventions.
22145 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22147 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22148 warn about C++0x compatibility.
22150 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22152 * config/h8300/h8300.c, config/h8300/h8300.h,
22153 config/h8300/h8300.md: Follow spelling conventions.
22155 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22157 PR middle-end/30667
22158 * combine.c (try_combine): Do not substitute source operand
22159 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22161 2007-02-03 Jan Hubicka <jh@suse.cz>
22163 PR gcov-profile/30650
22164 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22165 do not divide by zero for never executed counters.
22166 (tree_find_values_to_profile): Fix counters.
22167 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22169 2007-02-03 Ian Lance Taylor <iant@google.com>
22171 * lower-subreg.c (simple_move_operand): New static function,
22172 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22174 (simple_move): Call simple_move_operand.
22175 (find_decomposable_subregs): Add special handling of MEMs.
22176 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22177 meaning of return value. If we see a hard register, test whether
22178 it can store a word_mode value. Change all callers.
22180 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22182 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22183 ftrapv insns and expanders.
22184 (subdi3): Change define_expand operand 1 to arith11_operand, and
22185 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22186 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22187 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22190 PR middle-end/30174
22191 * varasm.c (notice_global_symbol): Treat global objects as weak when
22192 flag_shlib is true.
22194 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22196 * emit-rtl.c (dconstpi): Delete.
22197 (dconstsqrt2): New.
22198 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22199 * real.h (dconstpi): Delete.
22200 (dconstsqrt2): New.
22201 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22202 (fold_builtin_hypot): Likewise.
22204 2007-02-03 Tom Tromey <tromey@redhat.com>
22207 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22208 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22210 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22212 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22213 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22214 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22215 config/rs6000/cell.md, config/rs6000/darwin.h,
22216 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22217 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22218 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22219 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22220 typos. Follow spelling conventions.
22221 * doc/invoke.texi: Follow spelling conventions.
22223 2007-02-03 Roger Sayle <roger@eyesopen.com>
22225 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22226 canonicalization transformations that attempt to simplify integer
22227 constant comparisons to become comparisons against zero.
22229 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22231 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22233 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22234 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22236 2007-02-02 Mike Stump <mrs@apple.com>
22238 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22239 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22240 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22241 generate a branch island.
22243 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22245 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22246 (xtensa_legitimate_address_p): New.
22247 (xtensa_legitimize_address): New.
22248 (xtensa_output_addr_const_extra): New.
22249 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22251 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22252 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22253 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22254 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22255 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22256 (xtensa_legitimize_address): New.
22257 (xtensa_output_addr_const_extra): New.
22259 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22261 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22263 2007-02-02 Ian Lance Taylor <iant@google.com>
22265 * expmed.c (expand_divmod): Add comment.
22267 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22269 * emit-rtl.c (renumber_insns): Remove.
22270 * flags.h: Remove the extern for flag_renumber_insns.
22271 * rtl.h: Remove the prototype for renumber_insns.
22272 * toplev.c (flag_renumber_insns): Remove.
22274 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22276 Revert for x86 darwin:
22277 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22279 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22280 code before the following patch under TARGET_MACHO.
22281 (ix86_function_value_regno_p): Likewise.
22283 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22285 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22288 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22291 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22292 loads to general or fp registers. Add comments.
22293 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22295 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22297 * pointer-set.c (insert_aux): Only return insertion slot.
22298 (pointer_set_insert): Adjust.
22299 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22300 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22301 pointer_map_traverse): New.
22302 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22303 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22304 pointer_map_contains, pointer_map_traverse): Declare.
22306 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22308 PR middle-end/30473
22309 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22310 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22312 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22314 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22316 (struct _dep): New type.
22317 (dep_t): New typedef.
22318 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22319 (DEP_STATUS): New access macro. The macro with the same name was
22320 renamed to DEP_LINK_STATUS.
22321 (dep_init): Declare function
22323 (struct _dep_link): New type.
22324 (dep_link_t): New typedef.
22325 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22326 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22327 (DEP_LINK_STATUS): New macro.
22328 (debug_dep_links): New debug function.
22330 (struct _deps_list): New type.
22331 (deps_list_t): New typedef.
22332 (DEPS_LIST_FIRST): New access macro.
22333 (FOR_EACH_DEP_LINK): New cycle macro.
22334 (create_deps_list, free_deps_list, delete_deps_list): Declare
22336 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22337 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22338 (copy_deps_list_change_con): Ditto.
22340 (move_dep_link): Declare function.
22342 (struct _dep_node): New type.
22343 (dep_node_t): New typedef.
22344 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22346 (struct haifa_insn_data.back_deps): New field to hold backward
22347 dependencies of the insn.
22348 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22350 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22351 Change its type to deps_list_t.
22352 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22353 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22354 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22356 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22358 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22360 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22362 (dep_cost): Declare.
22364 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22365 (ds_to_dk, dk_to_ds): New functions.
22367 (init_dep_1): New static function.
22368 (init_dep): New function.
22369 (copy_dep): New static function.
22371 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22373 (detach_dep_link): New static function.
22374 (move_dep_link): New function.
22376 (dep_links_consistent_p, dump_dep_links): New static functions.
22377 (debug_dep_links): New debugging function.
22379 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22381 (alloc_deps_list, init_deps_list): New static functions.
22382 (create_deps_list): New function.
22383 (clear_deps_list): New static function.
22384 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22385 (deps_list_consistent_p, dump_deps_list): New static functions.
22386 (debug_deps_list): New function.
22387 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22389 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22391 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22392 use new scheduler dependencies lists.
22393 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22394 (sched_analyze): Ditto. Initialize dependencies lists.
22395 (add_forw_dep, compute_forward_dependences): Update to use new
22396 scheduler dependencies lists.
22398 (init_dependency_caches): Init deps_obstack.
22399 (free_dependency_caches): Free deps_obstack.
22401 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22402 new scheduler dependencies lists.
22403 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22404 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22406 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22407 Update to use new scheduler dependencies lists.
22408 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22409 (debug_dependencies): Ditto.
22410 (schedule_region): Update comments.
22412 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22413 scheduler dependencies lists.
22414 (schedule_ebb): Update comments.
22416 * rtl.def (DEPS_LIST): Remove.
22418 * lists.c (unused_deps_list): Remove.
22419 (free_list): Update assertions.
22421 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22422 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22424 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22425 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22427 * haifa-sched.c (comments): Update.
22428 (insn_cost1): Remove. Inline the code into insn_cost ().
22429 (insn_cost): Update to use new scheduler dependencies lists. Move
22430 processing of the dependency cost to dep_cost ().
22431 (dep_cost): New function. Use it instead of insn_cost () when
22432 evaluating cost of the dependency. Use compatible interface to
22433 interact with the target.
22434 (priority): Update to use new scheduler dependencies lists.
22435 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22436 with greater number of insns that depend on the insn.
22437 (schedule_insn): Update to use new scheduler dependencies lists. Add
22438 code to free backward dependencies lists. Inline and optimize code
22439 from resolve_dep () - see PR28071.
22440 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22441 lists. Update call to targetm.sched.is_costly_dependence hook.
22443 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22444 scheduler dependencies lists.
22446 (resolve_dep): Remove. Move the logic to schedule_insn ().
22447 (init_h_i_d): Initialize dependencies lists.
22449 (process_insn_depend_be_in_spec): Rename to
22450 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22451 dependencies lists.
22452 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22453 Update to use new scheduler dependencies lists.
22454 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22456 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22457 new scheduler dependencies lists.
22458 (build_intra_loop_deps): Ditto.
22460 * target.h (struct _dep): Declare to use in
22461 gcc_target.sched.is_costly_dependence.
22462 (struct gcc_target.sched.adjust_cost): Fix typo.
22463 (struct gcc_target.sched.is_costly_dependence): Change signature to
22464 use single dep_t parameter instead of an equivalent triad.
22465 (struct gcc_target.sched.adjust_cost_2): Remove.
22467 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22469 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22471 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22473 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22475 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22476 (REG_DEP_TRUE): Document.
22478 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22479 Change signature to correspond to the targetm.sched.adjust_cost hook.
22480 Update use in TARGET_SCHED_ADJUST_COST_2.
22481 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22482 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22483 new scheduler dependencies lists.
22484 (ia64_gen_check): Ditto.
22486 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22487 scheduler dependencies lists.
22489 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22490 signature to correspond to the targetm.sched.is_costly_dependence hook.
22491 (is_costly_group): Update to use new scheduler dependencies lists.
22493 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22494 instead of INSN_COST () macro.
22496 2007-02-01 Ian Lance Taylor <iant@google.com>
22498 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22500 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22502 * pa.md (tp_load): Correct mfctl instruction syntax.
22504 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22506 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22507 altivec_padding_size calculation on AIX. Improve comment, add
22508 assert to verify that it's right.
22510 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22513 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22515 PR inline-asm/28686
22516 * global.c (global_alloc): Add mising initialization of
22519 2007-02-01 Roger Sayle <roger@eyesopen.com>
22521 * alias.c (init_alias_analysis): Correct whitespace.
22522 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22523 partition_hot_cold_basic_blocks): Likewise.
22524 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22525 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22526 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22527 fold_builtin_snprintf_chk, fold_builtin_printf,
22528 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22529 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22530 * cfgcleanup.c (cleanup_cfg): Likewise.
22531 * cfgexpand.c (tree_expand_cfg): Likewise.
22532 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22533 * function.c (get_next_funcdef_no): Likewise.
22534 * gengtype.c (main): Likewise.
22535 * genmodes.c (main): Likewise.
22536 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22537 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22538 * ifcvt.c (noce_emit_move_insn): Likewise.
22539 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22541 * stor-layout.c (get_best_mode): Likewise.
22542 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22543 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22544 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22545 perform_var_substitution, solve_graph): Likewise.
22546 * tree-vrp.c (vrp_finalize): Likewise.
22548 2007-02-01 Ian Lance Taylor <iant@google.com>
22550 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22551 high part of a paradoxical subreg, return a constant zero.
22553 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22555 * toplev.c (lang_dependent_init): Call init_set_costs.
22556 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22558 2007-02-01 Richard Guenther <rguenther@suse.de>
22560 PR middle-end/30656
22561 * fold-const.c (fold_negate_expr): Allow negating a
22562 constant if overflow does not change.
22564 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22566 * doc/c-tree.texi (Expression trees): Improve markup.
22567 * doc/tm.texi (Register Classes, Addressing Modes)
22568 (Floating Point): Fix spacing after abbreviations. Fix some
22571 2007-02-01 Ben Elliston <bje@au.ibm.com>
22573 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22574 * doc/contrib.texi: Likewise.
22575 * doc/install.texi: Likewise.
22577 2007-01-31 Richard Henderson <rth@redhat.com>
22578 Ian Lance Taylor <iant@google.com>
22580 * lower-subreg.c: New file.
22581 * rtl.def (CONCATN): Define.
22582 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22583 pass_lower_subreg2.
22584 * emit-rtl.c (update_reg_offset): New static function, broken out
22585 of gen_rtx_REG_offset.
22586 (gen_rtx_REG_offset): Call update_reg_offset.
22587 (gen_reg_rtx_offset): New function.
22588 * regclass.c: Revert patch of 2006-03-05, restoring
22590 (clear_reg_info_regno): New function.
22591 * dwarf2out.c (concatn_loc_descriptor): New static function.
22592 (loc_descriptor): Handle CONCATN.
22593 * common.opt (fsplit_wide_types): New option.
22594 * opts.c (decode_options): Set flag_split_wide_types when
22596 * timevar.def (TV_LOWER_SUBREG): Define.
22597 * rtl.h (gen_reg_rtx_offset): Declare.
22598 (reg_scan_update): Declare.
22599 * regs.h (clear_reg_info_regno): Declare.
22600 * tree-pass.h (pass_lower_subreg): Declare.
22601 (pass_lower_subreg2): Declare.
22602 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22603 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22604 -fsplit-wide-types.
22605 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22606 * Makefile.in (OBJS-common): Add lower-subreg.o.
22607 (lower-subreg.o): New target.
22609 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22611 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22613 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22616 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22618 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22620 PR middle-end/29335
22621 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22623 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22625 * cfgloop.h: Include vec-prim.h.
22626 (enum li_flags): Remove LI_ONLY_OLD.
22627 (loop_iterator): Changed.
22628 (fel_next, fel_init): Iterate over loop tree.
22629 (FOR_EACH_LOOP_BREAK): New macro.
22630 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22632 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22633 * modulo-sched.c (sms_schedule): Ditto.
22634 * tree-vectorizer.c (vectorize_loops): Ditto.
22635 * doc/loop.texi: Update information on loop numbering and behavior of
22636 FOR_EACH_LOOP wrto new loops.
22637 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22638 add_to_evolution_1): Test nestedness of loops instead of comparing
22640 * tree-chrec.c (chrec_fold_plus_poly_poly,
22641 chrec_fold_multiply_poly_poly, chrec_evaluate,
22642 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22643 reset_evolution_in_loop): Ditto.
22644 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22646 2007-01-31 Dirk Mueller <dmueller@suse.de>
22648 * c-common.c (warn_about_parentheses): Separate warning about
22649 un-parenthized sequence of comparison operators from the one
22650 which is supposed to warn about x <= y <= z.
22652 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22654 * optabs.h (enum optab_index): Add new OTI_isinf.
22655 (isinf_optab): Define corresponding macro.
22656 * optabs.c (init_optabs): Initialize isinf_optab.
22657 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22659 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22660 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22662 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22663 expand_builtin_interclass_mathfn.
22664 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22665 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22666 (fxam<mode>2_i387): New insn pattern.
22667 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22668 built-in functions as x87 inline asm.
22670 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22672 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22674 2007-01-30 Eric Christopher <echristo@apple.com>
22676 * config.gcc: Add geode.
22678 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22680 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22681 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22682 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22683 value-prof.c: Fix comment typos.
22685 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22688 * doc/invoke.texi (Wpointer-arith): Document warning.
22690 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22692 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22693 the list of discrepancies from the draft TR.
22695 2007-01-30 Dirk Mueller <dmueller@suse.de>
22698 * doc/invoke.texi (-Wreturn-type): Update description to
22699 match new behavior.
22701 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22703 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22705 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22707 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22708 to handle optabs that operate on floating point input argument and
22709 output to integer output.
22710 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22711 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22712 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22713 expand_builtin_interclass_mathfn ().
22714 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22715 (ilogbsi2): Remove.
22716 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22717 ilogbl built-in functions as x87 intrinsics.
22719 2007-01-30 Richard Guenther <rguenther@suse.de>
22721 PR middle-end/27657
22722 * dwarf2out.c (reference_to_unused): Query varpool if the
22723 variable was output.
22725 2007-01-30 Richard Guenther <rguenther@suse.de>
22727 PR middle-end/30313
22728 * passes.c (execute_one_pass): Reset in_gimple_form to not
22729 confuse non-unit-at-a-time mode.
22731 2007-01-29 Roger Sayle <roger@eyesopen.com>
22732 Richard Guenther <rguenther@suse.de>
22734 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22735 avoid undefined behaviour on overflow. Use force_fit_type_double
22736 to construct the constant with the specified TREE_OVERFLOW.
22738 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22740 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22741 * config/dfp-bit.h: Ditto.
22743 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22745 * c-decl.c (pop_scope): Replace warnings with call to
22746 warn_for_unused_label.
22747 * c-common.h (warn_for_unused_label): Declare.
22748 * c-common.c (warn_for_unused_label): Define.
22750 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22752 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22755 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22757 * Makefile.in (USER_H): Remove decfloat.h.
22758 * ginclude/decfloat.h: Delete, moving contents to ...
22759 * ginclude/float.h: Add support for decimal floating point,
22760 guarded by __STDC_WANT_DEC_FP__.
22762 2007-01-29 Mike Stump <mrs@apple.com>
22764 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22765 Analysis and Representation to resolve case insensitive conflict.
22766 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22768 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22770 * tree.h (struct tree_memory_tag): Add aliases member.
22771 (MTAG_ALIASES): New macro.
22772 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22773 (add_may_alias): Remove pointer-set. Update for may_aliases being
22775 (mark_aliases_call_clobbered): Update for may_aliases being a
22777 (compute_tag_properties): Ditto.
22778 (create_partition_for): Ditto.
22779 (compute_memory_partitions): Ditto.
22780 (dump_may_aliases_for): Ditto.
22781 (is_aliased_with): Ditto.
22782 (add_may_alias_for_new_tag): Ditto.
22783 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22784 (compute_is_aliased): New function.
22785 (compute_may_aliases): Call compute_is_aliased).
22786 (init_alias_info): Initialize alias_bitmap_obstack.
22787 (union_alias_set_into): New function.
22788 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22789 (have_common_aliases_p): Rewrite to take two bitmaps and use
22791 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22792 Update for bitmaps.
22793 (finalize_ref_all_pointers): Update for add_may_alias changes.
22794 (new_type_alias): Ditto.
22795 * tree-flow-inline.h (may_aliases): Return a bitmap.
22796 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22797 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22798 may_aliases being a bitmap.
22799 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22800 may_aliases now returns a bitmap.
22801 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22803 * tree-ssa-operands.c (add_virtual_operand): Update for
22804 may_aliases being a bitmap.
22806 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22808 PR tree-optimization/30630
22809 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22810 variable as changed.
22812 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22815 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22816 expanded only once even if an error occurs.
22818 2007-01-29 Ben Elliston <bje@au.ibm.com>
22820 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22821 (__gcov_average_profiler): Likewise.
22822 (__gcov_ior_profiler): Likewise.
22823 (__gcov_merge_ior): Likewise.
22825 2007-01-28 Jan Hubicka <jh@suse.cz>
22827 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22828 * value-prof.c (stringop_block_profile): Likewise.
22830 2007-01-28 Jan Hubicka <jh@suse.cz>
22832 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22833 Add variant handling histograms; add wrapper.
22834 (clear_storage_via_libcall): Export.
22835 (emit_block_move_hints): Break out from ...; add histograms.
22836 (emit_block_move): ... this one.
22837 (clear_storage_hints): Break out from ...; add histograms.
22838 (clear_storage): ... this one.
22839 (set_storage_via_memset): Handle histogram.
22840 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22841 (clear_storage_hints, clear_storage_via_libcall): Declare.
22842 (set_storage_via_setmem): Update prototype.
22843 * doc/md.texi (movmem, setmem): Document new arguments.
22845 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22846 Add new histograms.
22847 (stringop_block_profile): New global function.
22848 (tree_stringops_values_to_profile): Profile block size and alignment.
22849 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22851 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22852 (stringop_block_profile): Declare.
22853 * builtins.c: Include value-prof.h.
22854 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22855 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22856 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22857 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22858 * profile.c (instrument_values): Add new counters.
22859 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22861 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22862 (tree_init_edge_profiler): Build new profilers.
22863 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22864 (pass_tree_profile): Add dump.
22865 (tree_profile_hooks): Update.
22866 * Makefile.in (LIBGCOV): Add new constants.
22867 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22868 __gcov_ior_profiler): New.
22869 * i386.md (movmem/setmem expanders): Add new optional arguments.
22871 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22873 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22875 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22877 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22878 (tree_unswitch_single_loop): Pass eni_size_weights to
22879 tree_num_loop_insns.
22880 * tree-ssa-loop-manip.c: Include tree-inline.h.
22881 (can_unroll_loop_p): Pass eni_size_weights to
22882 tree_num_loop_insns.
22883 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22884 Pass eni_size_weights to estimate_num_insns.
22885 * tree.h (init_inline_once): Export.
22886 * toplev.c (backend_init): Call init_inline_once.
22887 * cgraphunit.c (cgraph_process_new_functions,
22888 cgraph_analyze_function): Pass eni_inlining_weights to
22889 estimate_num_insns.
22890 * ipa-inline.c (compute_inline_parameters): Ditto.
22891 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22892 to estimate_num_insns.
22893 (try_unroll_loop_completely): Pass eni_size_weights to
22894 tree_num_loop_insns.
22895 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22896 ot estimate_num_insns.
22897 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22898 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22899 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22900 eni_time_weights): New variables.
22901 (init_inline_once): Initialize them.
22902 (struct eni_data): Mew.
22903 (estimate_num_insns_1, estimate_num_insns): Use weights.
22904 * tree-inline.h (struct eni_weights_d): New.
22905 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22906 (estimate_num_insns): Declaration changed.
22907 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22908 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22909 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22911 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22913 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22914 relations in the conflict function is valid.
22916 2007-01-27 Ian Lance Taylor <iant@google.com>
22918 * common.opt: Add fstrict-overflow.
22919 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22920 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22921 (TYPE_OVERFLOW_UNDEFINED): Define.
22922 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22924 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22925 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22926 (fold_negate_expr): Likewise.
22927 (make_range): Likewise.
22928 (extract_muldiv_1): Likewise.
22929 (maybe_canonicalize_comparison): Likewise.
22930 (fold_comparison): Likewise.
22931 (fold_binary): Likewise.
22932 (tree_expr_nonnegative_p): Likewise.
22933 (tree_expr_nonzero_p): Likewise.
22934 * tree-vrp.c (compare_values): Likewise.
22935 (extract_range_from_binary_expr): Likewise.
22936 (extract_range_from_unary_expr): Likewise.
22937 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22939 (nowrap_type_p): Likewise.
22940 * tree-scalar-evolution.c (simple_iv): Likewise.
22941 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22942 (build_range_check): Likewise.
22943 (extract_muldiv_1): Likewise.
22944 (fold_comparison): Likewise.
22945 * tree-vrp.c (vrp_int_const_binop): Likewise.
22946 (extract_range_from_unary_expr): Likewise.
22947 * convert.c (convert_to_integer): Likewise.
22948 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22949 (fold_comparison): Likewise.
22950 (fold_binary): Likewise.
22951 * optabs.c (optab_for_tree_code): Likewise.
22952 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22953 * simplify-rtx.c (simplify_const_relational_operation): Check
22954 flag_strict_overflow and flag_trapv.
22955 (simplify_const_relational_operation): Likewise.
22956 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22957 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22960 2007-01-27 Roger Sayle <roger@eyesopen.com>
22962 * tree.c (tree_fold_gcd): Delete.
22963 * tree.h (tree_fold_gcd): Remove prototype.
22964 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22965 test whether one constant integer is a multiple of another. Instead
22966 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22967 * fold-const.c (multiple_of_p): We've determined both TOP and
22968 BOTTOM are integer constants so we can call int_const_binop directly
22969 instead of the more generic const_binop.
22971 2007-01-27 Roger Sayle <roger@eyesopen.com>
22973 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22974 1*X check that the constant hasn't overflowed, to preserve the
22976 (round_up): Provide an efficient implementation when rouding-up an
22977 INTEGER_CST to a power-of-two.
22979 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22981 * doc/sourcebuild.texi: Add comma for clarity.
22982 * doc/extend.texi: Fix some typos.
22983 * doc/passes.texi: Likewise.
22984 * doc/cppinternals.texi: Likewise.
22985 * doc/c-tree.texi: Likewise.
22986 * doc/tree-ssa.texi: Likewise.
22987 * doc/install.texi: Likewise.
22989 2007-01-27 Jan Hubicka <jh@suse.cz>
22991 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22992 (pass_sra): Do not require alias information.
22993 * passes.c (init_optimization_passes): Add SRA
22995 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22997 * tracer.c (rest_of_handle_tracer): We already cleaned
22998 up the CFG in tracer() so don't do it here again.
22999 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23000 cleanup_cfg here, either. And don't call renumber_insns.
23002 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23003 and BB_HEAD are in the insn stream here. Instead make sure
23004 that BB_INSN is valid on all insns. Also, do check here that
23005 there are no pending branch predictions...
23006 (rtl_verify_flow_info): ...instead of doing it here. Checks
23007 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23010 2007-01-26 Roger Sayle <roger@eyesopen.com>
23012 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23013 function to simplify/factorize operand order canonicalization.
23014 (ix86_fixup_binary_operands): Reorganize using the above function.
23015 (ix86_binary_operator_ok): Likewise.
23017 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23019 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23020 file scope from optimize_attrs.
23021 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23023 (optimize_attrs): Clear insn_code_values after freeing it.
23025 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23027 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23028 a parts.base assignment.
23030 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23032 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23033 (compute_subscript_distance, initialize_data_dependence_relation,
23034 finalize_ddr_dependent, analyze_ziv_subscript,
23035 analyze_siv_subscript_cst_affine,
23036 compute_overlap_steps_for_affine_univar,
23037 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23038 analyze_siv_subscript, analyze_miv_subscript,
23039 analyze_overlapping_iterations, subscript_dependence_tester_1,
23040 compute_self_dependence, free_dependence_relation): Work
23041 with affine_fn instead of chrecs.
23042 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23043 common_affine_function, affine_function_base,
23044 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23045 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23046 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23047 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23048 (all_chrecs_equal_p): Removed.
23049 * tree-data-ref.h (affine_fn, conflict_function): New types.
23050 (struct subscript): Change type of conflicting_iterations_in_a
23051 and conflicting_iterations_in_b.
23053 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23056 * config/pa/pa.h (TARGET_HPUX_11): New.
23057 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23058 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23060 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23061 Richard Guenther <rguenther@suse.de>
23063 * tree-ssa-structalias.c (solve_graph): Handle case
23064 we merged the variable to another.
23066 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23068 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23071 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23072 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23074 2007-01-25 DJ Delorie <dj@redhat.com>
23076 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23077 allow changes to modes which don't fit in those registers.
23079 * reload1.c (choose_reload_regs): Check for invalid subregs before
23080 computing their locations, not after.
23082 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23085 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23086 save Altivec registers in an eh_return function.
23087 (compute_vrsave_mask): Likewise.
23088 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23089 for saving Altivec registers.
23090 (rs6000_emit_prologue): Don't allocate stack twice in
23091 eh_return function. Correct expected value of altivec_save_offset
23092 when using save_world. Describe save of R0 to stack when using
23093 save_world. Describe stack pointer adjustment when using
23094 save_world. Remove duplicated eh_return parameter register saving.
23095 Update sp_offset variable after save_world.
23096 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23098 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23099 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23102 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23104 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23106 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23109 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23110 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23112 2007-01-25 Richard Guenther <rguenther@suse.de>
23114 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23115 * common.opt (-Wcoverage-mismatch): New warning option.
23116 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23117 if -Wcoverage-mismatch is given.
23119 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23121 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23122 (ipcp_driver): Change to static definition.
23123 Add dumping of the ifunctions.
23124 (constant_val_insert): Remove unused parameter. Support for SSA.
23125 (ipcp_propagate_const): Support for SSA.
23126 (ipcp_profile_bb_print): Print only analyzed nodes.
23127 (ipcp_replace_map_create): Remove support for Fortran constant
23129 * ipa-prop.c (ipa_method_modify_stmt,
23130 ipa_callsite_compute_param): Support for SSA.
23131 * ipa-prop.h (ipcp_driver): Remove declaration.
23132 (IS_VALID_TREE_MAP_INDEX): Add define.
23134 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23136 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23138 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23140 PR middle-end/30447
23141 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23142 constant argument to cabs and do it without checking for
23143 -funsafe-math-optimizations.
23145 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23147 * c-common.h (RID_FIRST_CXX0X): New.
23148 (RID_LAST_CXX0X): New.
23149 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23151 * c.opt (Wc++0x-compat): New.
23152 * doc/invoke.texi (-Wc++0x-compat): Document.
23154 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23156 * builtins.c (fold_builtin_carg): New.
23157 (fold_builtin_1): Use it.
23159 2007-01-24 Jan Hubicka <jh@suse.cz>
23161 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23163 * ipa-inline.c (initial_insns, max_insns): Delete.
23164 (compute_max_insns): New function.
23165 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23166 amount of insns as base for code growth.
23167 (cgraph_decide_inlining): Make initial_insns local; do not compute
23169 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23170 * doc/invoke.texi (inline-unit-growth): Update docs.
23172 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23174 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23175 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23176 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23177 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23178 for CPUs that have PTA_CX16 set.
23180 PR middle-end/27416
23181 * gimplify.c (omp_check_private): New function.
23182 (gimplify_scan_omp_clauses): Use it for
23183 firstprivate/lastprivate/reduction.
23185 PR middle-end/30494
23186 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23187 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23189 PR middle-end/30421
23190 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23191 If lower_lastprivate_clauses emits some statements, append them
23192 to dlist rather than body_p and to body_p append an initializer.
23193 (lower_omp_for): Adjust caller.
23195 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23197 * target.h (globalize_decl_name): New.
23198 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23199 * output.h (default_globalize_decl_name): New.
23200 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23202 (globalize_decl): Ditto.
23203 (default_globalize_decl_name): New.
23204 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23205 (ia64_handle_version_id_attribute): New.
23206 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23207 (ia64_asm_output_external): Use globalize_decl_name instead
23208 of globalize_label.
23209 * doc/extend.texi (version_id): New pragma.
23210 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23212 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23214 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23215 _uleb128_t and _Unwind_SWord with _sleb128_t.
23216 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23217 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23219 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23220 * unwind-pe.h (read_uleb128, read_sleb128,
23221 read_encoded_value_with_base): Likewise.
23222 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23224 2007-01-24 Richard Guenther <rguenther@suse.de>
23226 * builtins.c (expand_builtin_cexpi): Get the fndecl
23227 for cexp in the correct way.
23229 2007-01-24 Jan Hubicka <jh@suse.cz>
23231 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23234 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23236 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23237 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23238 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23239 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23240 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23241 __SIZEOF_PTRDIFF_T__.
23242 * doc/cpp.texi: Documentation for the new builtin macros added.
23244 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23246 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23247 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23248 instead of operands[2] to avoid access past the end of array.
23250 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23252 * reload1.c (emit_reload_insns): Pass the reload register
23253 for a non-spill output reload through forget_old_reloads_1.
23255 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23257 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23258 _SOFT_DOUBLE if doubles use software floating-point.
23259 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23260 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23261 * config/rs6000/darwin-ldouble.c: Also compile functions for
23262 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23263 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23264 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23265 commented-out long double override.
23266 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23267 * config/rs6000/eabispe.h: Likewise.
23268 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23269 long double for non-SPE.
23270 (rs6000_handle_option): Likewise.
23271 (invalid_e500_subreg): Disallow more subregs involding DImode,
23272 DFmode, TImode or TFmode.
23273 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23275 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23277 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23278 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23280 (rs6000_legitimate_address): Also check for TFmode for E500
23282 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23283 (spe_build_register_parallel): Handle TFmode and TCmode.
23284 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23286 (function_arg): Handle TFmode and TCmode for E500 double.
23287 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23289 (print_operand): Handle TFmode and TImode for %y.
23290 (rs6000_generate_compare): Handle TFmode comparisons for E500
23292 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23293 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23294 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23295 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23296 TFmode for E500 double.
23297 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23298 (floatsidf2): Enable for E500 double.
23299 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23300 (extenddftf2): Change to extenddftf2_fprs.
23301 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23302 depending on TARGET_E500_DOUBLE.
23303 (extendsftf2): Enable for E500 double.
23304 (trunctfdf2): Enable for E500 double.
23305 (trunctfsf2): Change to trunctfsf2_fprs.
23306 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23307 depending on TARGET_E500_DOUBLE.
23308 (floatsitf2): Enable for E500 double.
23309 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23310 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23311 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23312 (negtf2): Change to negtf2_internal.
23313 (negtf2): New expander.
23314 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23315 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23316 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23317 (movdi_internal32): Use rs6000_nonimmediate_operand.
23318 (unnamed splitter): Likewise.
23319 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23320 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23321 (SPE64TF, DITI): New mode macros.
23322 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23325 (frob_<mode>_di_2): New.
23326 (frob_tf_di_8_2): New.
23327 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23329 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23331 (frob_ti_<mode>_8_2): New.
23332 (frob_ti_tf_2): New.
23333 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23334 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23336 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23337 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23338 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23339 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23340 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23341 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23344 2007-01-23 Ian Lance Taylor <iant@google.com>
23346 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23348 (OBJS-archive): Reformat, alphabetize.
23349 (OBJS): Change out_object_file to OBJS-md.
23351 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23353 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23354 JUMP_P and CALL_P predicates where applicable.
23355 * config/i386/i386.c: Ditto.
23356 * config/i386/i386.md: Ditto.
23357 * config/i386/mmx.md: Ditto.
23358 * config/i386/predicates.md: Ditto.
23360 2007-01-22 Andreas Schwab <schwab@suse.de>
23362 * config/m68k/m68k.h: Fix comment.
23364 2007-01-22 Jan Hubicka <jh@suse.cz>
23366 * passes.c (init_optimization_passes): Do not rerun
23367 pass_early_warn_uninitialized.
23369 2007-01-22 Richard Guenther <rguenther@suse.de>
23371 PR tree-optimization/30038
23372 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23374 (execute_cse_sincos_1): Likewise.
23375 (execute_cse_sincos): Likewise.
23376 (gate_cse_sincos): Likewise.
23377 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23378 the cexpi() canonicalization of sincos().
23379 * tree-pass.h (pass_cse_sincos): Declare.
23380 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23382 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23384 PR rtl-optimization/29329
23385 * combine.c (replaced_rhs_insn): Rename to i2mod.
23386 (replaced_rhs_value): Rename to i2mod_new_rhs.
23387 (i2mod_old_rhs): New global variable.
23388 (combine_instructions): Adjust for above change. Save a copy of
23389 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23390 note are substituted in the second instruction.
23391 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23392 ditch the note if it pertains to the second eliminated register
23393 and this register is mentioned in i2mod_old_rhs.
23396 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23398 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23399 the insn to which the note was originally attached.
23401 2007-01-21 Jan Hubicka <jh@suse.cz>
23403 * ipa-inline.c (inlining_mode): Comment, move up.
23404 (cgraph_decide_inlining_incrementally): Do not perform inlining
23405 itself; fix handling of flattening of self recursive functions.
23406 (cgraph_find_cycles): Remove.
23407 (cgraph_flatten_node): Remove.
23408 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23409 (try_inline): New function.
23410 (cgraph_early_inlining): Update call of
23411 cgraph_decide_inlining_incrementally. Apply inlining here.
23412 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23414 2007-01-21 Dirk Mueller <dmueller@suse.de>
23417 * tree-vrp.c (check_array_bounds): do not warn
23418 about ADDR_EXPR's of ARRAY_REF's which are immediately
23419 used in binary expressions.
23421 2007-01-21 Ira Rosen <irar@il.ibm.com>
23423 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23424 read_write_dep and macros for its access.
23425 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23426 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23427 argument, call vect_check_interleaving for every independent pair of
23428 data-refs. Mark loads that access the same memory location as a store
23430 (vect_check_dependences): Remove.
23431 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23432 call, fix the call to vect_analyze_data_ref_dependence.
23433 (vect_analyze_data_ref_access): For statements that access the same
23434 data-ref, check that they are not stores; for loads, check that there
23435 is no store that access the same location.
23437 2007-01-20 Roger Sayle <roger@eyesopen.com>
23438 Joseph Myers <joseph@codesourcery.com>
23440 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23441 (-fdump-rtl-stack): Likewise.
23442 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23443 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23444 (-mpt-fixed): Use @minus{} for minus sign.
23445 (Using Precompiled Headers): Fix under/overfull hbox.
23447 2007-01-20 Jan Hubicka <jh@suse.cz>
23449 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23450 place within annotation.
23452 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23454 * pa.c (output_move_double): Change array size of xoperands to 4.
23456 2007-01-20 Jan Hubicka <jh@suse.cz>
23458 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23461 2007-01-19 Ian Lance Taylor <iant@google.com>
23463 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23464 constant to unsigned HOST_WIDE_INT before negating.
23466 2007-01-19 Ian Lance Taylor <iant@google.com>
23468 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23470 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23471 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23472 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23473 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23474 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23475 (realloc_vdef, realloc_vuse): Change second parameter to
23477 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23478 fields to unsigned.
23479 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23480 unsigned. Change x and lim locals to unsigned.
23481 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23483 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23484 (copy_virtual_operands): Change i and n locals to unsigned.
23486 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23488 PR middle-end/29335
23489 * builtins.c (fold_builtin_1): Handle builtin fdim.
23491 2007-01-20 Jan Hubicka <jh@suse.cz>
23493 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23494 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23495 init_alias_heapvars.
23496 (init_alias_heapvars): Initialize only when not already initialized.
23497 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23499 2007-01-19 Roger Sayle <roger@eyesopen.com>
23501 * common.opt (fsigned-zeros): New command line option.
23502 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23503 of flag_unsafe_math_optimizations.
23504 * opts.c (set_fast_math_flags): The -ffast-math command line option
23505 implies -fno-signed-zeros.
23506 (fast_math_flags_set_p): Likewise.
23508 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23509 the documentation of -ffast-math appropriately. Wrap long lines.
23511 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23513 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23514 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23516 2007-01-19 Tomas Bily <tbily@suse.cz>
23518 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23520 (tree_init_ic_make_global_vars): New function
23521 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23522 (tree_gen_ic_profiler): New function
23523 (tree_gen_ic_func_profiler): New function
23524 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23525 (tree_profile_hooks): Added hook for indirec/virtual calls
23526 * value-prof.c (tree_find_values_to_profile): New case for
23528 (tree_values_to_profile): Call for determining indirect/virtual
23530 (tree_indirect_call_to_profile): New function
23531 (tree_ic_transform): New function
23532 (tree_ic): New function
23533 (find_func_by_pid): New function
23534 (init_pid_map): New function
23535 (tree_value_profile_transformations): Added check for
23536 indirect/virtual call transformation
23537 * value-prof.h (enum hist_type): New counter type for
23538 indirect/virtual calls
23539 (profile_hooks): Added new hook for profiling indirect/virtual
23541 * profile.c (instrument_values): New case for indirect/virtual
23543 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23544 (GCOV_COUNTER_V_INDIR): New counter type
23545 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23546 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23548 * cgraph.c: Definition of cgraph_max_pid
23549 (cgraph_create_node): Default init of pid attribute
23550 * cgraph.h: Declaration of cgraph_max_pid
23551 (struct cgraph_node): Added pid attribute
23552 * libgcov.c (__gcov_indirect_call_profiler): New function
23553 (__gcov_one_value_profiler_body): New function
23554 (__gcov_one_value_profiler): Body was moved to
23555 __gcov_one_value_profiler_body and calls it
23557 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23559 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23560 * gengtype.c (write_types_data, write_func_for_structure,
23561 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23562 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23563 (walk_type, write_func_for_structure): Generate the mark_hook if
23566 2007-01-19 Jan Hubicka <jh@suse.cz>
23568 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23569 'early' argument take inlining mode argument specifying whether to
23570 inline for size/speeed or all functions; add support for flattening;
23572 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23574 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23577 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23578 the name of the declared identifier.
23580 2007-01-19 Dirk Mueller <dmueller@suse.de>
23582 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23583 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23584 duplicate evaluation.
23586 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23588 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23589 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23590 to XFMode, use acosxf2 and truncate result to requested mode.
23591 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23592 (asin<mode>2): Similarly, with asin expanders.
23593 (*fscalexf4_i387): Rename from *fscalexf4.
23594 (expNcorexf3): New expander.
23595 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23596 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23597 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23598 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23599 patterns for SSE math.
23600 (exp10<mode>2): Similarly, with exp10 expanders.
23601 (exp2<mode>2): Similarly, with exp2 expanders.
23602 (expm1<mode>2): Similarly, with expm1 expanders.
23603 (ldexp<mode>3): Similarly, with ldexp expanders.
23604 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23605 Use gen_truncxf<mode>2_i387_noop to truncate result.
23607 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23609 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23610 for ColdFire targets.
23612 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23613 Richard Sandiford <richard@codesourcery.com>
23615 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23616 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23617 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23618 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23619 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23620 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23622 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23624 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23625 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23626 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23627 (*adddi_dilshr32_cf): New pattern.
23628 (adddi3, subdi3): Remove first alternatives.
23630 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23632 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23633 implemented using move.l, do not use its cc result for floating-point
23636 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23638 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23639 from accepting 's' constraints if flag_pic.
23641 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23643 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23644 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23645 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23646 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23648 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23650 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23651 ColdFire alternatives.
23652 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23653 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23654 architectures that support ff1 instruction.
23656 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23657 Julian Brown <julian@codesourcery.com>
23659 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23660 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23661 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23664 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23666 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23668 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23669 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23670 HOST_WIDE_INT instead of an rtx.
23671 (m68k_rtx_costs): Update call accordingly.
23672 (output_move_const_into_data_reg): Likewise. Fix formatting.
23673 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23675 (output_move_simode_const): Update calls after above changes.
23676 Rework to use automatic variables and predicates like MEM_P.
23677 * config/m68k/m68k.md (pushexthisi_const): Update call to
23680 2007-01-19 Dirk Mueller <dmueller@suse.de>
23682 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23683 in dump_flags test.
23685 2007-01-19 Richard Guenther <rguenther@suse.de>
23687 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23688 via cexp in case sincos is not available.
23690 2007-01-19 Richard Guenther <rguenther@suse.de>
23692 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23693 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23694 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23695 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23696 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23697 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23698 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23699 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23701 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23703 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23705 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23706 (atan2xf3): Directly generate RTL pattern.
23707 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23708 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23709 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23710 disable patterns for SSE math.
23711 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23712 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23713 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23714 disable patterns for SSE math.
23716 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23718 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23720 2007-01-18 Roger Sayle <roger@eyesopen.com>
23722 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23723 VIEW_CONVERT_EXPR to the same type as it's operand.
23725 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23727 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23728 configured for long double 128.
23730 2007-01-18 Mike Stump <mrs@apple.com>
23732 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23735 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23737 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23740 2007-01-18 Jan Hubicka <jh@suse.cz>
23742 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23743 greater than NUM_VOP_FREE_BUCKETS.
23745 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23747 * tree-ssa-structalias.c: Update comments.
23748 (ptabitmap_obstack): Removed.
23749 (pta_obstack): New.
23750 (oldpta_obstack): Ditto.
23751 (stats): Add a few members.
23752 (struct variable_info): Remove node, complex, address_taken, and
23753 indirect_target members. Add oldsolution member.
23754 (new_var_info): Do not initialize removed members.
23755 (constraint_expr_type): Remove INCLUDES.
23756 (constraint_graph): Add size, implicit_preds, rep,
23757 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23758 (FIRST_REF_NODE): New macro.
23759 (LAST_REF_NODE): Ditto.
23760 (FIRST_ADDR_NODE): Ditto.
23761 (find): New function.
23763 (dump_constraint): Do not handle INCLUDES.
23764 (insert_into_complex): Do not insert duplicate constraints.
23765 (condense_varmap_nodes): Renamed and rewritten into ...
23766 (merge_node_constraints): This. Also fix bug in handling of
23767 offseted copy constraints.
23768 (clear_edges_for_node): No longer need to deal with preds at all,
23769 or removing associated preds/succs.
23770 (merge_graph_nodes): Deal with indirect_cycles.
23771 Don't deal with predecessors.
23772 (add_implicit_graph_edge): New function.
23773 (add_pred_graph_edge): Ditto.
23774 (add_graph_edge): Don't deal with predecessors.
23775 (build_constraint_graph): Removed.
23776 (build_pred_graph): New function.
23777 (build_succ_graph): Ditto.
23778 (struct scc_info): Removed in_component. Added roots, dfs, and
23779 node_mapping. Remove visited_index, unification_queue.
23780 (scc_visit): Deal with union-find we do now.
23781 Deal with cycles with REF nodes.
23782 (collapse_nodes): Renamed and rewritten to ...
23783 (unify_nodes): This.
23784 (process_unification_queue): Removed.
23785 (topo_visit): Cleanup
23786 (do_da_constraint): Use find.
23787 (do_sd_constraint): Ditto.
23788 (do_ds_constraint): Ditto.
23789 (do_complex_constraint): Ditto.
23790 (init_scc_info): Update for removed and added members.
23791 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23792 (find_indirect_cycles): This.
23793 (equivalence_class): New variable.
23794 (label_visit): New function.
23795 (perform_variable_substitution): Rewritten.
23796 (free_var_substitution_info): New function.
23797 (find_equivalent_node): Ditto.
23798 (move_complex_constraints): Ditto.
23799 (eliminate_indirect_cycles): Ditto.
23800 (solve_graph): Only propagate changed bits.
23801 Use indirect cycle elimination.
23803 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23804 (tree_id_eq): Renamed to ...
23805 (tree_vi_eq): This. Update for member change
23806 (insert_id_for_tree): Renamed and rewritten to ...
23807 (insert_vi_for_tree): This.
23808 (lookup_id_for_tree): Renamed and rewritten to ...
23809 (lookup_vi_for_tree): This.
23810 (get_id_for_tree): Renamed and rewritten to ...
23811 (get_vi_for_tree): Ditto.
23812 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23813 (process_constraint): Don't handle INCLUDES.
23814 Remove special ADDRESSOF case.
23815 (find_func_aliases): Rewrite to use vi functions instead of id
23817 (create_function_info_for): Ditto.
23818 (create_variable_info_for): Ditto.
23819 (intra_create_variable_infos): Ditto.
23820 (merge_smts_into): Ditto.
23821 (find_what_p_points_to): Ditto.
23822 (init_base_vars): Ditto.
23823 (init_alias_vars): Ditto.
23824 (remove_preds_and_fake_succs): New function.
23825 (dump_sa_points_to_info): Dump new stats.
23826 (dump_solution_for_var): Use find.
23827 (set_used_smts): Fix formatting.
23828 (compute_points_to_sets): Updated for new functions.
23829 (ipa_pta_execute): Ditto.
23831 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23832 Richard Sandiford <richard@codesourcery.com>
23834 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23836 * calls.c (expand_call): If the return value is a PARALLEL,
23837 extract its first member.
23838 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23839 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23840 use FUNCTION_EXTRA_EPILOGUE.
23841 (m68k_function_value): Return a PARALLEL if the return value
23842 is of a pointer type.
23843 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23844 (FUNCTION_EXTRA_EPILOGUE): Remove.
23845 * config/m68k/m68k.md (D0_REG): New constant.
23847 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23849 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23850 output a NOP for empty epilogues.
23852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23854 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23855 before function. Extend register save check to include all
23856 registers, not just integer ones.
23858 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23860 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23861 (m68k_use_return_insn): ...this.
23862 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23863 * config/m68k/m68k.c (use_return_insn): Rename to...
23864 (m68k_use_return_insn): ...this.
23865 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23866 of USE_RETURN_INSN.
23868 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23870 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23871 nearest even, fix denormal rounding overflow.
23873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23875 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23876 f%$smove and f%$move.
23877 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23878 (extendsfdf2_cf): Use fdmove instead of f%&move.
23879 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23880 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23882 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23884 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23887 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23889 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23890 (coldfire_single_format): Declare.
23891 (coldfire_double_format): Likewise.
23892 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23893 of qnan_msb_set to determine the lower bits of a canonical
23895 (encode_ieee_double): Likewise.
23896 (encode_ieee_quad): Likewise.
23897 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23898 (mips_single_format): Likewise.
23899 (ieee_double_format): Likewise.
23900 (mips_double_format): Likewise.
23901 (ieee_extended_motorola_format): Likewise.
23902 (ieee_extended_intel_96_format): Likewise.
23903 (ieee_extended_intel_128_format): Likewise.
23904 (ieee_extended_intel_96_round_53_format): Likewise.
23905 (ibm_extended_format): Likewise.
23906 (mips_extended_format): Likewise.
23907 (ieee_quad_format): Likewise.
23908 (mips_quad_format): Likewise.
23909 (vax_f_format): Likewise.
23910 (vax_d_format): Likewise.
23911 (vax_g_format): Likewise.
23912 (i370_single_format): Likewise.
23913 (i370_double_format): Likewise.
23914 (decimal_single_format): Likewise.
23915 (decimal_double_format): Likewise.
23916 (decimal_quad_format): Likewise.
23917 (c4x_single_format): Likewise.
23918 (c4x_extended_format): Likewise.
23919 (real_internal_format): Likewise.
23920 (coldfire_single_format): New real_format.
23921 (coldfire_double_format): Likewise.
23922 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23923 canonical_nan_lsbs_set.
23924 (pdp11_d_format): Likewise.
23925 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23926 if TARGET_COLDFIRE_CPU.
23928 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23930 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23931 (output_call, m68k_legitimize_call_address): Declare.
23932 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23933 parenthesees. Add support for a 'W' constraint.
23934 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23935 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23936 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23937 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23939 (override_options): Initialize them. Do not set flag_no_function_cse
23940 for TARGET_ID_SHARED_LIBRARY.
23941 (m68k_output_pic_call): Delete.
23942 (m68k_legitimize_call_address): New function.
23943 (print_operand): Remove the %o prefix. Handle the %p prefix.
23944 (output_call): New function.
23945 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23946 target address from the GOT if symbolic jumps are not allowed.
23947 * config/m68k/m68k.md (call, general_operand): Do not set
23948 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23949 Merge separate flag_pic and !flag_pic define_insns into...
23950 (*call, *call_value): ...these new patterns. Match the address
23951 rather than the containing MEM and require it to be a call_operand.
23952 Use output_call to generate the asm template.
23953 * config/m68k/predicates.md (const_call_operand): New predicate.
23954 (call_operand): Likewise.
23956 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23958 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23959 (STACK_GROWS_DOWNWARD): Define to 1.
23960 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23961 comments, emphasizing that these values are only defaults.
23962 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23963 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23965 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23967 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23969 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23970 Richard Sandiford <richard@codesourcery.com>
23972 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23973 (FP_REGNO_P): New macros.
23974 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23975 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23976 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23977 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23979 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23981 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23982 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23984 * config/m68k/t-floatlib: New file, extracting common code from...
23985 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23986 * config/m68k/t-uclinux: Here.
23987 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23988 routines on ColdFire targets.
23990 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23992 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23993 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23994 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23995 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23996 explicitly set MOTOROLA to 1.
23997 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23999 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24000 Nathan Sidwell <nathan@codesourcery.com>
24002 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24003 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24004 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24005 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24006 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24007 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24008 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24009 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24010 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24011 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24012 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24013 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24014 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24015 (DBX_REGISTER_NUMBER): Delete.
24016 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24017 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24018 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24020 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24022 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24023 * config/flat.h: New file.
24024 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24025 OBJECT_FORMAT_FLAT.
24026 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24027 indirect references for -msep-data or -mid-shared-library.
24028 Do not use PC-relative code addresses either.
24029 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24031 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24032 for shared libraries and crt1.o for executables. Use crti.o and
24034 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24035 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24036 Do not add -elf2flt or -shared-lib-id options here.
24037 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24038 Pass -shared-lib-id if -mid-shared-library, taking the library
24039 identifier from -mshared-library-id if given, otherwise
24041 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24042 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24043 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24044 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24045 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24046 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24048 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24049 jump sequence for ISA A and ISA A+.
24050 (PICJUMP): Likewise.
24052 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24054 * config.gcc (m68k-*-uclinux*): Base the port on the common
24055 and m68k GNU/Linux files rather than on the generic ELF ones.
24056 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24057 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24059 2007-01-18 Julian Brown <julian@codesourcery.com>
24060 Richard Sandiford <richard@codesourcery.com>
24062 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24063 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24064 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24066 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24067 80 unconditionally.
24068 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24070 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24072 * doc/install.texi: Document m68k-uclinuxoldabi.
24073 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24074 * config/m68k/uclinux-oldabi.h: New file, copied from
24075 config/m68k/uclinux.h.
24077 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24079 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24080 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24081 (m32r_compute_frame_size): Use unsigned for regno.
24082 (m32r_reload_lr): Use gen_frame_mem.
24084 (m32r_output_function_epilogue): Don't output the function epilogue
24086 (m32r_expand_epilogue): New.
24087 (direct_return): Return false if the function has the interrupt
24089 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24090 * config/m32r/m32r.md (epilogue): New expander.
24091 (return_lr, return_rte): New insns.
24092 (return): Make it expander.
24093 (return_normal): New expander.
24095 2007-01-18 Josh Conner <jconner@apple.com>
24098 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24099 support for UNLE, UNLT, UNGE, and UNGT.
24101 2007-01-18 Jan Hubicka <jh@suse.cz>
24103 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24104 * tree-tailcall (add_virtual_phis): Likewise.
24105 (optimize_tail_call): Return TODOs.
24106 (execute_tail_calls): Return TODOs.
24107 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24108 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24110 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24111 Cleanup cfg using TODO.
24112 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24113 * passes.c (execute_function_todo): When cleanup did something, remove
24115 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24116 (make_edges): Don't cleanup_cfg.
24118 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24120 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24121 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24122 operate on the top of stack.
24123 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24124 register handling of instructions that output to the second
24126 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24127 (move_for_stack_reg): Special-case check for dead destination
24128 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24130 * config/i386/i386.md (UNSPEC_TAN): New constant.
24131 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24132 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24133 to correctly model move of constant 1.0 to top stack slot.
24134 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24135 (unnamed peephole2 pattern): Remove corresponding peephole2
24136 pattern that optimizes tan insn and loading of constant 1.0.
24137 (tanxf2): Use fptanxf4_i387.
24138 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24139 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24140 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24141 disable patterns for SSE math.
24142 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24143 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24145 2007-01-18 Dirk Mueller <dmueller@suse.de>
24146 Richard Guenther <rguenther@suse.de>
24149 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24150 * common.opt (Warray-bounds): Add new warning option.
24151 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24153 * Makefile.in: make tree-vrp.o depend on toplev.h
24154 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24156 (check_array_refs, check_array_bounds, check_array_ref): New.
24158 2007-01-18 Jan Hubicka <jh@suse.cz>
24160 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24161 (execute_ssa_ccp): Return flags conditionally.
24162 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24164 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24166 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24168 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24169 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24171 * Makefile.c (GTFILES): Add cfglayout.h.
24172 * gengtype.c (open_base_files): Likewise.
24173 * cfglayout.c (cfg_layout_function_footer,
24174 cfg_layout_function_header) Reindent to make gengtype happy.
24175 * cfglayout.h (cfg_layout_function_footer,
24176 cfg_layout_function_header): Add GTY(()) marker.
24178 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24180 2007-01-18 Ben Elliston <bje@au.ibm.com>
24182 * genautomata.c (write_automata): Include xstrerror output in the
24183 error message if writing the DFA description file fails.
24185 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24187 * config/mips/mips-protos.h (mips_output_external): Make it
24189 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24190 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24191 (extern_list): Likewise.
24192 (extern_head): Likewise.
24193 (TARGET_ASM_FILE_END): Likewise.
24194 (mips_file_end): Likewise.
24195 (mips_output_external): Rewritten.
24197 2007-01-18 Ben Elliston <bje@au.ibm.com>
24199 * genpreds.c (write_insn_preds_c): Only write out the function
24200 body for regclass_for_constraint if we have register constraints.
24202 2007-01-17 Tom Tromey <tromey@redhat.com>
24204 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24205 * doc/install.texi (Testing): Use sourceware.org.
24206 (Binaries): Likewise.
24207 (Specific): Likewise.
24208 * doc/contrib.texi (Contributors): Use sourceware.org.
24210 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24212 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24213 (AVR_ENHANCED): Rename to ...
24214 (AVR_HAVE_MUL): ... new.
24215 (avr_enhanced_p): Rename to ...
24216 (avr_have_mul_p): ... new.
24217 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24218 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24219 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24220 (avr_have_mul_p): ... new.
24221 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24222 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24223 'avr_enhanced_p' and 'enhanced'.
24224 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24225 AVR_HAVE_MUL instead of AVR_ENHANCED.
24226 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24227 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24228 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24229 instead of AVR_ENHANCED.
24230 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24231 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24232 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24234 2007-01-17 Ian Lance Taylor <iant@google.com>
24236 * vec.h (VEC_reserve_exact): Define.
24237 (vec_gc_p_reserve_exact): Declare.
24238 (vec_gc_o_reserve_exact): Declare.
24239 (vec_heap_p_reserve_exact): Declare.
24240 (vec_heap_o_reserve_exact): Declare.
24241 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24243 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24244 negative parameter.
24245 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24246 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24247 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24248 * vec.c (calculate_allocation): Add exact parameter. Change all
24250 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24251 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24252 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24253 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24254 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24255 (vec_heap_p_reserve_exact): New function.
24256 (vec_heap_o_reserve_exact): New function.
24258 2007-01-17 Jan Hubicka <jh@suse.cz>
24260 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24262 2007-01-17 Eric Christopher <echristo@apple.com>
24264 * config.gcc: Support core2 processor.
24266 2007-01-16 Jan Hubicka <jh@suse.cz>
24268 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24269 the names, just unlink the chain so we don't crash on dangling
24273 2007-01-16 Jan Hubicka <jh@suse.cz>
24275 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24276 * tree-pass.h: Reorder to make IPA passes appear toegher.
24277 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24279 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24280 parameters, do not call early inliner.
24281 * ipa-inline.c: Update comments. Include tree-flow.h
24282 (cgraph_decide_inlining): Do not compute inlining parameters.
24283 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24284 be called with function context set up.
24285 (pass_ipa_inline): Remove unreachable functions before pass.
24286 (cgraph_early_inlining): Simplify assuming to be called from the
24288 (pass_early_inline): New pass.
24289 (cgraph_gate_ipa_early_inlining): New gate.
24290 (pass_ipa_early_inline): Turn into simple wrapper.
24291 (compute_inline_parameters): New function.
24292 (gate_inline_passes): New gate.
24293 (pass_inline_parameters): New pass.
24294 (apply_inline): Move here from tree-optimize.c
24295 (pass_apply_inline): New pass.
24296 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24298 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24299 doing them by hand.
24300 (tree_function_versioning): Do not allocate dummy struct function.
24301 * tree-inline.h (optimize_inline_calls): Update prototype.
24302 * tree-optimize.c (execute_fixup_cfg): Export.
24303 (pass_fixup_cfg): Remove
24304 (tree_rest_of_compilation): Do not apply inlines.
24305 * tree-flow.h (execute_fixup_cfg): Declare.
24306 * Makefile.in (gt-passes.c): New.
24307 * passes.c: Include gt-passes.h
24308 (init_optimization_passes): New passes.
24309 (nnodes, order): New static vars.
24310 (do_per_function_toporder): New function.
24311 (execute_one_pass): Dump current pass here.
24312 (execute_ipa_pass_list): Don't dump current pass here.
24314 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24316 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24317 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24319 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24321 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24322 (strong_alias): Define.
24323 (__gcc_qmul): Provide non-FMA for soft-float.
24324 (__gcc_qdiv): Same.
24329 (__gcc_qunord): New.
24339 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24340 soft-float functions.
24341 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24342 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24343 about long double soft float.
24345 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24346 Tehila Meyzels <tehila@il.ibm.com>
24348 * tree-vectorizer.h (is_pattern_stmt_p): New.
24349 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24350 formatting (tabs instead of spaces). Cleanup and clarify setting
24351 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24352 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24353 (vectorizable_type_demotion): Check that types are integral.
24354 (vectorizable_type_promotion): Likewise.
24355 (vectorizable_store): Fix typo. Eliminate new-line at end of
24358 2007-01-16 Jan Hubicka <jh@suse.cz>
24360 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24363 2007-01-15 Eric Christopher <echristo@apple.com>
24365 * ifcvt.c: Include vec.h, vecprim.h.
24366 (check_cond_move_block): New argument regs.
24367 Reorganize. Add registers used to regs.
24368 (cond_move_process_if_block): Use regs set above as
24371 2007-01-15 Eric Christopher <echristo@apple.com>
24373 * config/darwin.h: Update copyright.
24374 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24375 (LINK_COMMAND_SPEC): Add -u.
24376 (LINK_SPEC): Fix umbrella for above.
24378 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24380 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24383 2007-01-15 Tom Tromey <tromey@redhat.com>
24385 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24386 * doc/install.texi (Testing): Don't mention jacks.
24387 (Configuration): Document --enable-java-maintainer-mode. Move
24388 --with-java-home to libgcj-specific section. Document
24390 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24392 2007-01-15 Jan Hubicka <jh@suse.cz>
24394 * tree-ssa-dce.c (DCE_TODOs): New.
24395 (propagate_necessity): Return if something changed.
24396 (eliminate_unnecessary_stmts): Likewise.
24397 (perform_tree_ssa_dce): Return TODO flags when needed.
24398 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24400 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24402 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24403 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24404 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24405 patterns using X87MODEF12 mode macro. Extend operand 1
24406 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24407 (log10<mode>2): Ditto.
24408 (log2<mode>2): Ditto.
24409 (log1p<mode>2): Ditto.
24410 (logb<mode>2): Ditto.
24411 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24412 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24413 (*fxtractxf3_i387): Rename from *fxtractxf3.
24414 (fxtract_extend<mode>xf3_i387): New insn pattern.
24415 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24416 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24417 and gen_fyl2xxf3_i387().
24419 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24421 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24422 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24423 get_loop_exit_edges. Changed return type to bool.
24424 * cfgloop.h (fix_loop_placement): Declaration removed.
24426 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24428 * param.h (MIN_VECT_LOOP_BOUND): New.
24429 * params.def (MIN_VECT_LOOP_BOUND): New.
24430 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24431 argument - minimum threshold for number of iterations.
24432 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24433 argument to declaration.
24434 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24435 MIN_VECT_LOOP_BOUND.
24436 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24437 slpeel_tree_peel_loop_to_edge with additional argument.
24438 (vect_do_peeling_for_alignment): Likewise.
24439 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24441 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24444 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24445 operands of size 1.
24447 2007-01-14 Jan Hubicka <jh@suse.cz>
24449 * tree-dfa.c (remove_referenced_var): New function.
24450 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24451 prune referenced vars list too.
24452 * tree-flow.h (remove_referenced_var): Declare.
24454 2007-01-14 Jan Hubicka <jh@suse.cz>
24456 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24458 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24459 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24460 * except.h (verify_eh_throw_table_statements): Kill prototype.
24461 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24462 into call exrepssions.
24463 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24465 * tree-cfg.c: Include pointer-set.h.
24466 (verify_node_sharing): Work on pointer set.
24467 (verify_eh_throw_stmt_node): New.
24468 (verify_stmts): Use pointers sets, verify throw_stmt.
24470 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24472 * ipa-reference.c (analyze_function): Consider also addresses taken
24475 2007-01-12 Roger Sayle <roger@eyesopen.com>
24477 * c-typeck.c (null_pointer_constant_p): Replace use of
24478 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24479 (build_c_cast): Likewise.
24481 2007-01-12 Roger Sayle <roger@eyesopen.com>
24483 * tree.h (force_fit_type_double): Remove unused final argument.
24484 * c-common.c (constant_expression_warning): Replace use of
24485 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24486 (convert_and_check): Likewise.
24487 (shorten_compare): Update call to force_fit_type_double.
24488 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24489 * convert.c (convert_to_pointer): Update call to
24490 force_fit_type_double.
24491 * fold-const.c (force_fit_type_double): Remove overflowed_const
24493 (int_const_binop, fold_convert_const_int_from_int,
24494 fold_convert_const_int_from_real, fold_div_compare,
24495 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24496 fold_abs_const, fold_not_const): Remove the final argument from
24497 calls to force_fit_type_double.
24499 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24501 * configure.ac: Set insn to "nop" for spu-*-* also.
24502 * configure: Regenerate.
24504 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24506 * builtins.def : Add BUILT_IN_FREE.
24508 2007-01-12 Jan Hubicka <jh@suse.cz>
24510 PR tree-optimization/30443
24511 * tree-inline.c (tree_function_versioning): Do not optimize when
24512 cloning for inlining.
24514 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24516 * doc/loop.texi: Document recording of loop exits.
24517 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24518 (update_single_exits_after_duplication,
24519 update_single_exit_for_duplicated_loop,
24520 update_single_exit_for_duplicated_loops): Removed.
24521 (duplicate_loop_to_header_edge): Do not call
24522 update_single_exits_after_duplication and
24523 update_single_exit_for_duplicated_loops.
24524 (loop_version): Do not update single_exit information.
24525 (fix_loop_structure): Use record_loop_exits instead of
24526 mark_single_exit_loops.
24527 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24528 the lists of loop exits.
24529 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24530 split_edge, merge_blocks): Update the lists of loop exits.
24531 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24532 loop_optimizer_init.
24533 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24534 of mark_single_exit_loops.
24535 (loop_optimizer_finalize): Call release_recorded_exits.
24536 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24537 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24538 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24539 update single exit information.
24540 * lambda-code.c (perfect_nestify): Ditto.
24541 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24542 (mark_single_exit_loops): Removed.
24543 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24544 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24545 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24547 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24548 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24549 (verify_loop_structure): Verify consistency of the exit lists.
24550 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24551 (set_single_exit): Removed.
24552 * cfgloop.h (struct loop_exit): New function.
24553 (struct loop): single_exit_ field replaced by exits field.
24554 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24555 LOOPS_HAVE_RECORDED_EXITS.
24556 (struct loops): Added exits hash.
24557 (mark_single_exit_loops, set_single_exit): Declaration removed.
24558 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24560 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24562 * doc/invoke.texi: Avoid use of @headitem.
24564 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24566 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24568 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24570 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24573 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24574 Richard Sandiford <richard@codesourcery.com>
24576 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24577 * config/m68k/m68k.opt: Resort options.
24578 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24580 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24581 Richard Sandiford <richard@codesourcery.com>
24583 * doc/invoke.texi: Document the macros that are defined by
24584 m68k's -mtune and -mhard-float options.
24585 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24586 (m68k_cpp_cpu_family): Likewise.
24587 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24588 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24589 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24590 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24591 (m68k_cpp_cpu_family): Likewise.
24593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24595 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24596 macros besides mc68000 as tuning macros. Use a switch statement
24597 to set them and mcpu32.
24599 2007-01-12 Julian Brown <julian@codesourcery.com>
24601 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24602 (TARGET_68040_ONLY): Rename to...
24603 (TARGET_68040): ...this.
24604 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24605 * config/m68k/m68k.md: Likewise.
24607 2007-01-12 Julian Brown <julian@codesourcery.com>
24608 Nathan Sidwell <nathan@codesourcery.com>
24609 Richard Sandiford <richard@codesourcery.com>
24611 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24612 the -mcpu= argument associated with the --with-cpu setting.
24613 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24614 if different from the one implied by the -mcpu setting.
24615 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24616 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24617 * doc/invoke.texi: Mention ColdFire in the introduction to the
24618 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24619 -mno-div and -mhard-float options. Make -m68881 a synonym for
24620 -mhard-float. Document the previously-undocumented -m5206e,
24621 -m528x, -m5307 and -m5407 options. Tweak the existing option
24622 documentation for consistency.
24623 * doc/install.texi: Mention new --with-cpu arguments.
24624 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24625 default CPU if neither -mcpu nor -march are specified.
24626 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24627 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24628 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24629 using m68k_tune to decide between families that implement the
24630 same ISA. Use m68k_tune to set __mcfv4e__.
24631 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24632 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24633 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24634 (FL_ISA_C, FL_ISA_MMU): New macros.
24635 (MASK_COLDFIRE): Delete.
24636 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24637 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24638 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24639 (TARGET_HARD_FLOAT): Do not define here.
24640 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24641 (TUNE_68000): New macro.
24642 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24643 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24644 (TUNE_CFV2): Redefine in terms of m68k_tune.
24645 (uarch_type, target_device, fpu_type): New enums.
24646 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24647 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24648 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24649 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24650 (FL_FOR_isa_c): New macros.
24651 (m68k_isa): New enum.
24652 (m68k_target_selection): New structure.
24653 (all_devices, all_isas, all_microarchs): New tables.
24654 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24655 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24656 (MASK_ALL_CPU_BITS): Delete.
24657 (m68k_find_selection): New function.
24658 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24659 Map the legacy target options to a combination of the new ones.
24660 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24661 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24662 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24664 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24665 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24667 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24668 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24669 * config/m68k/m68k-devices.def: New file.
24671 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24672 Nathan Sidwell <nathan@codesourcery.com>
24674 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24675 (SUBTARGET_EXTRA_SPECS): New macros.
24676 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24677 use %(asm_cpu_spec) instead.
24678 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24679 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24680 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24681 (EXTRA_SPECS): Rename to...
24682 (SUBTARGET_EXTRA_SPECS): ...this.
24684 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24685 Richard Sandiford <richard@codesourcery.com>
24686 Julian Brown <julian@codesourcery.com>
24688 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24689 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24690 to the configuration's default CPU.
24691 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24692 Remove default masks.
24693 (m680[012]0-*-*): Set the default with_cpu to the first part of
24695 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24696 (m68k*-*-linux): Extend the --with-cpu handling to...
24697 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24698 and m68010. Don't set target_cpu_default2.
24699 * doc/install.texi: Document --with-cpu for m68k.
24700 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24701 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24702 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24703 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24704 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24705 (ASM_SPEC): Remove use of %(asm_cpu_default).
24706 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24707 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24708 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24709 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24710 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24711 (TARGET_DEFAULT): Delete.
24712 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24713 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24714 (CPP_CPU_SPEC): Delete.
24715 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24716 the appropriate string.
24717 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24718 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24719 (ASM_SPEC): Don't use %(asm_default_spec).
24720 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24721 TARGET_DEFAULT and add MASK_68881.
24722 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24724 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24726 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24727 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24728 MASK_68010 alongside MASK_68020.
24729 * doc/invoke.texi: Document -m68010.
24730 * config/m68k/m68k.opt (m68010): New.
24731 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24733 (TUNE_68010): New macro.
24734 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24735 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24736 (M68K_CPU_m68332): Add MASK_68010.
24737 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24738 fallback definition.
24739 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24741 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24742 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24743 to all entries that use MASK_68020.
24744 (output_move_simode_const, output_move_himode, output_move_qimode)
24745 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24746 instead of TARGET_68020 to select clr behavior. Remove comment
24747 about there being no TARGET_68010.
24748 * config/m68k/m68k.md: Likewise throughout.
24750 2007-01-12 Julian Brown <julian@codesourcery.com>
24752 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24753 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24754 * config/m68k/m68k.md: Likewise.
24756 2007-01-12 Julian Brown <julian@codesourcery.com>
24758 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24759 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24761 2007-01-12 Julian Brown <julian@codesourcery.com>
24763 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24764 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24765 * config/m68k/m68k.md: Likewise.
24767 2007-01-12 Julian Brown <julian@codesourcery.com>
24768 Richard Sandiford <richard@codesourcery.com>
24770 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24771 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24772 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24774 (TARGET_CPU32): Rename to...
24775 (TUNE_CPU32): ...this.
24776 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24777 (TUNE_CFV2): New macros.
24778 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24779 remove conditions that are implied by TARGET_68020.
24780 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24781 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24782 (m68k_output_function_epilogue): Likewise.
24783 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24784 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24785 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24786 non-68000 timings. Refactor multiplication and division costs.
24787 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24788 TUNE_CPU32 instead of TARGET_CPU32.
24789 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24790 and TUNE_68060 instead of TARGET_68060.
24791 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24792 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24794 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24795 && !TARGET_COLDFIRE" to choose between moveq and clr.
24796 Likewise in the unnamed movsf pattern.
24797 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24798 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24801 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24803 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24804 of tabbing before backslashes.
24806 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24808 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24809 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24810 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24812 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24814 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24815 find_interesting_uses_cond.
24816 (find_interesting_uses_cond): Use extract_cond_operands.
24817 (rewrite_use_compare): Use extract_cond_operands and
24818 force_gimple_operand_bsi. Do not call update_stmt.
24819 (determine_use_iv_cost_condition): Use extract_cond_operands.
24820 Return cheaper of using original bound and changing the exit bound.
24822 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24824 PR tree-optimization/29516
24825 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24826 most_expensive_mult_to_index, addr_to_parts,
24827 create_mem_ref, maybe_fold_tmr): Make the type of
24828 fields of TARGET_MEM_REF sizetype.
24829 (move_fixed_address_to_symbol, move_pointer_to_base):
24831 * tree.def (TARGET_MEM_REF): Add comment on types of
24834 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24836 * c-common.c (vector_types_convertible_p): Treat opaque types as
24837 always convertible if they have the same size, but not otherwise.
24839 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24841 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24842 Remove the b_unconditional field.
24843 (noce_try_sign_mask): Do not look at b_unconditional.
24844 (noce_process_if_block): Do not use merge_if_blocks. Update
24845 the CFG here. Do not set b_unconditional.
24846 (cond_move_process_if_block): Likewise.
24847 (find_cond_trap): Likewise.
24848 (check_cond_move_block): Require simple jump insns at the end
24849 of the basic block.
24851 2007-01-11 Jan Hubicka <jh@suse.cz>
24853 PR tree-optimization/1046
24854 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24855 when alias info is not ready.
24856 (pass_tail_recursion): Do not require aliasing.
24857 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24858 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24859 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24860 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24861 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24862 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24863 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24865 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24866 When aliasing is not build, mark statement as volatile.
24868 2007-01-11 Tom Tromey <tromey@redhat.com>
24870 PR preprocessor/15185, PR preprocessor/20989:
24871 * doc/cppopts.texi <-MT>: Update description of algorithm for
24872 computing default target.
24873 <-M, -MD>: Reword "basename" text.
24875 2007-01-11 Roger Sayle <roger@eyesopen.com>
24877 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24878 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24879 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24880 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24881 fold_builtin_bswap, real_constp, fold_builtin_pow,
24882 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24883 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24884 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24885 * convert.c (convert_to_pointer): Likewise.
24886 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24887 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24888 const_binop, fold_convert_const_int_from_int,
24889 fold_convert_const_int_from_real,
24890 fold_convert_const_real_from_real, sign_bit_p,
24891 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24892 fold_sign_changed_comparison, fold_unary, fold_comparison,
24893 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24894 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24895 * print-tree.c (print_node_brief, print_node): Likewise.
24896 * stor-layout.c (place_field, layout_type): Likewise.
24897 * tree-chrec.c (keep_cast): Likewise.
24898 * tree.c (build_vector, build_real, build_real_from_int_cst,
24899 build_complex): Likewise.
24901 2007-01-11 Roger Sayle <roger@eyesopen.com>
24903 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24904 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24906 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24908 * configure.ac (strict1_warn): Rename to strict_warn.
24909 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24910 cc_set_by_configure, quoted_cc_set_by_configure,
24911 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24912 all_boot_languages, all_stagestuff): Remove.
24913 (target_list): Remove bootstrap targets.
24914 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24915 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24916 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24917 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24918 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24919 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24920 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24921 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24922 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24923 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24924 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24925 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24926 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24927 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24928 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24929 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24930 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24931 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24932 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24933 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24934 (mostlyclean): Adjust.
24935 (clean, distclean): Don't mention bootstrap stuff.
24936 * configure: Regenerate.
24937 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24938 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24939 treelang/config-lang.in (stagestuff): Remove.
24940 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24941 stageprofile, stagefeedback, stagestuff): Remove mention.
24943 2007-01-11 Nick Clifton <nickc@redhat.com>
24945 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24947 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24948 (mcore_arith_K_S_operand): Run the test for the S constraint not
24949 the test for the M constraint.
24950 (mcore_addsub_operand): Do not accept integer values that are
24951 larger than 32 bits.
24952 * config/mcore/mcore.md: Remove unused constraints from split.
24953 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24954 (addsi3): Likewise.
24955 (allocate_stack): Likewise.
24956 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24957 operands to 32 bits.
24958 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24960 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24961 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24962 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24963 mcore_output_bclri, mcore_output_andn, output_inline_const,
24964 mcore_output_move, mcore_output_movedouble): Likewise.
24965 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24966 (output_inline_const): Likewise.
24967 (output_inline_const): Fix format strings used in sprintf
24969 * config/mcore/mcore-protos.h: Update prototypes for changed
24970 functions in mcore.c.
24971 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24972 HOST_WIDE_INT and not int.
24973 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24974 CONST_OK_FOR_N): Likewise.
24975 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24976 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24979 2007-01-10 Jan Hubicka <jh@suse.cz>
24981 * tree-vrp.c (remove_range_assertions): Release defs.
24982 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24983 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24985 2007-01-10 Paul Brook <paul@codesourcery.com>
24987 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24988 * config/arm/arm.md (mulsi3subsi): New insn.
24990 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24992 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24993 (tree_transform_and_unroll_loop): New.
24994 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24997 2007-01-10 Robert Kennedy <jimbob@google.com>
24999 * fold-const.c (fold_comparison): Fold comparisons like (x *
25000 1000 < 0) to (x < 0).
25002 2007-01-10 Ian Lance Taylor <iant@google.com>
25004 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25005 operands have the same priority.
25007 2007-01-10 Tom Tromey <tromey@redhat.com>
25009 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25010 (fold_binary): Likewise.
25011 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25012 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25013 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25014 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25015 * langhooks.h (struct lang_hooks): Removed field
25016 'can_use_bit_fields_p'.
25018 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25020 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25022 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25024 * function.c (get_last_funcdef_no): New function.
25025 * function.h (get_last_funcdef_no): Declare.
25026 * tree-inline.c (initialize_cfun): Add initialization.
25027 (tree_function_versioning): Cleanup.
25029 2007-01-10 Jan Hubicka <jh@suse.cz>
25031 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25034 2007-01-10 Sa Liu <saliu@de.ibm.com>
25035 Ben Elliston <bje@au.ibm.com>
25037 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25038 for SAVE_NONLOCAL and Pmode for any other save level.
25039 * spu-protos.h (spu_restore_stack_block): Declare.
25040 * spu.md (save_stack_block): Remove.
25041 (restore_stack_block): Call spu_restore_stack_block.
25042 * spu.c (spu_restore_stack_block): New function.
25043 (spu_expand_epilogue): Remove old comment.
25045 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25047 PR tree-optimization/30322
25048 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25049 (cand_value_at): Return the value as aff_tree.
25050 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25051 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25052 aff_combination_mult): New functions.
25053 (aff_combination_add): Use aff_combination_add_cst.
25054 (aff_combination_convert): Allow conversions to a wider type.
25055 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25056 * tree-affine.h (aff_combination_mult): Declare.
25058 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25060 * doc/tm.texi: Update documentation to reflect reality of exec
25061 and start file search behaviours. Update copyright year.
25062 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25063 header file directories.
25065 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25067 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25068 (*cosxf2): Rename to cosxf2_i387.
25069 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25070 using X87MODEF12 mode macro. Rename patterns to
25071 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25073 (*cosdf2, *cossf2): Ditto.
25074 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25075 to match extended input operands.
25076 (sincos<mode>3): New expander.
25077 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25078 insn patterns and corresponding splitters.
25080 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25082 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25083 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25085 2007-01-09 Nicolas Pitre <nico@cam.org>
25088 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25090 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25092 * target.h (struct gcc_target): New field library_rtti_comdat.
25093 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25094 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25095 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25096 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25098 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25100 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25102 2007-01-08 Richard Guenther <rguenther@suse.de>
25104 * tree.h (force_fit_type_double): Export.
25105 (force_fit_type): Remove.
25106 * fold-const.c (force_fit_type_double): New function.
25107 (force_fit_type): Remove.
25108 (int_const_binop): Use it.
25109 (fold_convert_const_int_from_int): Likewise.
25110 (fold_convert_const_int_from_real): Likewise.
25111 (fold_div_compare): Likewise.
25112 (fold_sign_changed_comparison): Likewise.
25113 (fold_unary): Likewise.
25114 (fold_negate_const): Likewise.
25115 (fold_abs_const): Likewise.
25116 (fold_not_const): Likewise.
25117 * c-common.c (shorten_compare): Use force_fit_type_double.
25118 * convert.c (convert_to_pointer): Likewise.
25120 2007-01-08 Richard Guenther <rguenther@suse.de>
25122 * tree.h (build_int_cst_wide_type): Export.
25123 * tree.c (build_int_cst_wide_type): New function.
25124 (build_int_cst_wide): Fix comment.
25125 * builtins.c (fold_builtin_object_size): Use build_int_cst
25126 to build -1 or 0 of the correct type. Use fit_double_type
25127 to check for overflow.
25128 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25130 (decode_field_reference): Likewise.
25131 (all_ones_mask_p): Likewise.
25132 (native_interpret_int): Use build_int_cst_wide_type.
25133 (fold_binary): Use build_int_cst_type to build an all-ones
25135 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25137 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25139 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25141 2007-01-09 Ben Elliston <bje@au.ibm.com>
25143 * genautomata.c (STATS_OPTION): New option.
25144 (stats_flag): New flag.
25145 (gen_automata_option): Handle it.
25146 (initiate_automaton_gen): Ditto.
25147 (write_automata): Output statistics only if stats_flag is
25148 set. Likewise, output time statistics only if time_flag is set.
25149 * doc/md.texi (Processor pipeline description): Document new flag.
25151 2007-01-08 Richard Guenther <rguenther@suse.de>
25153 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25154 * tree.c (build_int_cst_type): Likewise.
25155 (size_in_bytes): Don't call force_fit_type on the result.
25156 (int_fits_type_p): Use fit_double_type.
25157 * fold-const.c (fit_double_type): New function.
25158 (force_fit_type): Use it.
25159 * tree.h (fit_double_type): Export.
25161 2007-01-08 Jan Hubicka <jh@suse.cz>
25163 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25164 * ipa.c (function_and_variable_visibility): Fix return type.
25166 2007-01-08 Richard Guenther <rguenther@suse.de>
25168 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25169 of offset to build the index.
25170 * tree-pretty-print.c (dump_generic_node): Don't build negated
25171 const just for printing.
25172 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25173 * builtins.c (fold_builtin_int_roundingfn): Check if result
25174 fits the type by using force_fit_type and comparing the result.
25175 * predict.c (predict_loops): Use compare_tree_int for comparison.
25176 * tree.c (build_int_cst): Fall back to integer_type_node for
25178 (build_int_cst_wide): Assert type is non-null.
25180 2007-01-08 Roberto Costa <roberto.costa@st.com>
25182 * tree-vrp.c (extract_range_from_cond_expr): New.
25183 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25184 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25186 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25187 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25188 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25189 used as expressions.
25190 * tree-object-size.c (cond_expr_object_size): New.
25191 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25193 2007-01-08 Jan Hubicka <jh@suse.cz>
25195 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25196 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25199 2007-01-08 Richard Guenther <rguenther@suse.de>
25201 PR tree-optimization/23603
25202 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25203 (extract_range_from_binary): Fall back to truthvalue instead of
25204 varying for TRUTH_*_EXPR.
25205 (extract_range_from_comparison): Fall back to truthvalue instead of
25207 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25208 if all visited PHI values were constant.
25210 2007-01-08 Jan Hubicka <jh@suse.cz>
25212 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25213 (cgraph_analyze_function): break out from ...
25214 (cgraph_finalize_compilation_unit): ... here.
25215 (cgraph_expand_function): Remove forgoten commented out line.
25216 (cgraph_optimize): Analyze functions.
25218 2007-01-08 Jan Hubicka <jh@suse.cz>
25220 * tree-pas.h (TODO_remove_function): New flag.
25221 (TODO_update*): Renumber.
25222 (pass_ipa_increase_alignment,
25223 pass_ipa_function_and_variable_visibility): New passes.
25224 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25225 (cgraph_function_and_variable_visibility): Move to ipa.c
25226 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25227 cgraph_increase_alignment.
25228 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25229 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25230 calling tree-inline.
25231 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25232 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25233 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25234 (gate_increase_alignment): New function.
25235 (pass_ipa_increase_alignment): New pass.
25236 * ipa.c: Inline tree-pass.h and timevar.h
25237 (function_and_variable_visibility): Move here from cgraphunit.c
25238 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25239 * passes.c (init_optimization_passes): Add the two new passes.
25240 (execute_todo): Handle cgraph_remove_functions.
25242 2007-01-08 Nick Clifton <nickc@redhat.com>
25244 * config/frv/predicates.md (reg_or_0_operand): Accept
25247 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25249 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25250 * config.gcc: Add bfin*-rtems*.
25252 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25254 * c.opt: Add -flax-vector-conversions.
25255 * c-typeck.c (convert_for_assignment): Pass flag to
25256 vector_types_convertible_p to allow emission of note.
25257 (digest_init): Likewise.
25258 * c-opts.c: Handle -flax-vector-conversions.
25259 * c-common.c (flag_lax_vector_conversions): New.
25260 (vector_types_convertible_p): Unless -flax-vector conversions
25261 has been passed, disallow conversions between vectors with
25262 differing numbers of subparts and/or element types. If such
25263 a conversion is disallowed, possibly emit a note on the first
25264 occasion only to inform the user of -flax-vector-conversions.
25265 The new last argument specifies this.
25266 * c-common.h (flag_lax_vector_conversions): New.
25267 (vector_types_convertible_p): Add extra argument.
25268 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25269 char_type_node for V*QI type vectors.
25270 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25271 Update to satisfy new typechecking rules.
25272 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25273 C and C++ variants.
25274 * doc/invoke.texi (C Dialect Options): Document
25275 -flax-vector-conversions.
25277 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25279 PR tree-optimization/29877
25280 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25281 a register variable on the RHS to not be replaceable.
25283 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25284 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25285 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25286 const_simm15, const_pow2, const_npow2): Added.
25287 * config/score/misc.md (insv, extv, extzv, movmemsi,
25288 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25289 * config/score/score.c (score_address_cost, score_select_cc_mode):
25291 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25292 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25293 Update score_print_operand.
25294 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25295 Adjust register allocate order and update some macro define.
25296 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25297 mdx_block_move_straight, mdx_block_move_loop_head,
25298 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25299 mdx_block_move_loop, mdx_block_move): Added.
25300 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25301 mdp_limm): Updated and fix some bug and typo.
25302 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25303 (movsf, movdf, doloop_end): Added.
25305 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25307 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25308 config/arm/thumb2.md: Fix comment typos.
25309 * doc/extend.texi: Fix a typo.
25311 2007-01-07 Eric Christopher <echristo@apple.com>
25313 * configure.ac: Check for __stack_chk_fail for darwin.
25314 * configure: Regenerate.
25316 2007-01-07 Richard Guenther <rguenther@suse.de>
25318 * tree-vrp.c (extract_range_from_assert): CSE calls to
25319 compare_values where possible.
25320 (extract_range_from_unary_expr): Likewise.
25322 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25324 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25325 * config/avr/avr.c (call_insn_operand): Delete function.
25326 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25327 instead of register number. Use predicates.
25328 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25329 call_insn_operand): Add.
25331 2007-01-06 Jan Hubicka <jh@suse.cz>
25333 * tree-pass.h (pass_build_cgraph_edges): Declare.
25334 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25335 (visited_nodes): Remove.
25336 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25337 build_cgrpah_edges; make visited_nodes local.
25338 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25339 (record_references_in_initializer): Move to cgraphbuild.c
25340 (initialize_inline_failed, rebuild_cgraph_edges,
25341 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25342 (verify_cgraph_node): Make visited_nodes local.
25343 (cgraph_analyze_function): Do not call cgraph_create_edges and
25344 initialize_inline_failed.
25345 (cgraph_expand_function): Do not call cgraph_lower_function;
25346 assert that function is already lowered.
25347 * Makefile.in (cgraphbuild.o): New.
25348 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25349 at the end of lowering passes.
25351 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25353 * ifcvt.c (cond_move_convert_if_block): New function, code
25354 factored out from...
25355 (cond_move_process_if_block): ...here. Call the new function
25356 on the THEN and ELSE blocks.
25357 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25358 already takes care of this.
25360 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25363 * tree.h (TREE_OVERFLOW_P): New.
25364 * c-typeck.c (parser_build_unary_op): Warn only if result
25365 overflowed and operands did not.
25366 (parser_build_binary_op): Likewise.
25367 (convert_for_assignment): Remove redundant overflow_warning.
25368 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25370 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25372 * c-typeck.c (store_init_value): Split over two lines to follow
25373 the GNU coding style.
25375 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25377 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25378 __GXX_EXPERIMENTAL_CXX0X__.
25379 * doc/cpp.texi: Same.
25381 2007-01-05 Richard Guenther <rguenther@suse.de>
25383 PR middle-end/27826
25384 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25385 with mismatched types. Instead explicitly build a
25386 conversion NOP_EXPR.
25388 2007-01-05 Ian Lance Taylor <iant@google.com>
25390 * c-common.c (decl_with_nonnull_addr_p): New function.
25391 (c_common_truthvalue_conversion): Call it.
25392 * c-typeck.c (build_binary_op): Likewise.
25393 * c-common.h (decl_with_nonnull_addr_p): Declare.
25395 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25398 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25401 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25403 * doc/install.texi (Final install): Document the fact that
25404 the GNAT runtime should not be stripped.
25406 2007-01-04 Jan Hubicka <jh@suse.cz>
25408 * tree-inline.c (fold_marked_statements): Update operand caches
25409 and EH after folding
25411 2007-01-04 Ian Lance Taylor <iant@google.com>
25413 * c-common.c (check_function_nonnull): Whitespace fix.
25415 2007-01-04 Jan Hubicka <jh@suse.cz>
25417 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25418 comitted older version of patch.
25419 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25420 function, celanup cfg and collect garbage.
25422 2007-01-04 Mike Stump <mrs@apple.com>
25424 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25427 2007-01-04 Eric Christopher <echristo@apple.com>
25429 * libgcc2.c (__bswapsi2): Use SItype.
25430 (__bswapdi2): Use DItype.
25431 * libgcc2.h: Update for above.
25433 2007-01-04 Paul Brook <paul@codesourcery.com>
25435 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25436 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25437 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25438 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25439 umulsi3_highpart): Make conditional on !arm_arch6.
25440 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25441 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25442 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25443 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25444 umulsi3_highpart_v6): New insns.
25446 2007-01-04 Roger Sayle <roger@eyesopen.com>
25448 * fold-const.c (fold_convert): When casting an expression to void,
25449 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25450 have a type. Instead of attempting to build a NOP_EXPR, return
25451 these "special" trees directly.
25453 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25455 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25456 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25457 rs6000_cost->fp not 0 as adjustment for outer NEG.
25459 2007-01-04 Jan Hubicka <jh@suse.cz>
25461 * cgraph.c (cgraph_release_function_body): New function.
25462 (cgraph_remove_node): Use it.
25463 * cgraph.h (cgraph_release_function_body): Declare.
25464 * cgraphunit.c (cgraph_expand_function): Use it.
25465 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25466 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25467 is initialized and while compilation of other function is running.
25468 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25469 statement CFG annotations from here to ...
25470 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25472 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25474 * cfgloop.h (enum li_flags): Make the constants powers of two.
25476 2007-01-04 Jan Hubicka <jh@suse.cz>
25478 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25480 (fold_marked_statements): New function.
25481 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25482 * tree-inline.h (copy_body_data): Add statements_to_fold.
25484 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25486 * config.gcc: Mention libgcc/config.host.
25487 * Makefile.in: Update comments mentioning libgcc.
25488 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25489 (all.cross, start.encap, rest.encap, rest.cross): Update
25490 dependencies for libgcc move.
25491 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25492 (clean-target, clean-target-libgcc): Delete.
25493 (srcdirify, GCC_EXTRA_PARTS): New macros.
25494 (libgcc-support, libgcc.mvars): New rules.
25495 (distclean): Remove mention of mklibgcc.
25496 (install): Don't reference INSTALL_LIBGCC.
25497 (install-common): Don't reference EXTRA_PARTS.
25498 (install-libgcc, install-multilib): Delete rules.
25499 * mklibgcc.in: Delete file.
25500 * doc/configfiles.texi: Don't mention mklibgcc.
25502 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25503 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25504 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25505 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25506 (mklibgcc, ldblspecs): Likewise.
25508 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25509 (posixpre.def): Use $(T).
25510 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25511 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25512 (SHLIB_LINK): Make dummy.
25513 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25515 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25517 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25518 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25519 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25520 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25522 * configure.ac (all_outputs): Remove mklibgcc.
25523 * configure: Regenerated.
25525 2007-01-03 Josh Conner <jconner@apple.com>
25527 PR middle-end/29683
25528 * calls.c (compute_argument_addresses): Set stack and stack_slot
25529 for partial args, too.
25530 (store_one_arg): Use locate.size.constant for the size when
25531 generating a save_area.
25533 2007-01-03 Robert Kennedy <jimbob@google.com>
25535 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25536 whose definitions are deleted due to basic block merging.
25538 2007-01-03 Paul Brook <paul@codesourcery.com>
25541 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25543 (use_return_insn): Return 0 for Thumb interrupt functions.
25544 (print_multi_reg): Add rfe argument for IRQ returns.
25545 (arm_output_epilogue): Pop interrupt return address directly into PC.
25546 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25548 2007-01-03 Paul Brook <paul@codesourcery.com>
25550 Merge from sourcerygxx-4_1.
25551 * config/arm/thumb2.md: New file.
25552 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25554 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25555 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25556 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25557 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25559 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25560 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25562 * config/arm/ieee754-sf.S: Ditto.
25563 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25564 (thumb1_base_register_rtx_p): ... to this.
25565 (thumb_index_register_rtx_p): Rename...
25566 (thumb1_index_register_rtx_p): ... to this.
25567 (thumb_output_function_prologue): Rename...
25568 (thumb1_output_function_prologue): ... to this.
25569 (thumb_legitimate_address_p): Rename...
25570 (thumb1_legitimate_address_p): ... to this.
25571 (thumb_rtx_costs): Rename...
25572 (thumb1_rtx_costs): ... to this.
25573 (thumb_compute_save_reg_mask): Rename...
25574 (thumb1_compute_save_reg_mask): ... to this.
25575 (thumb_final_prescan_insn): Rename...
25576 (thumb1_final_prescan_insn): ... to this.
25577 (thumb_expand_epilogue): Rename...
25578 (thumb1_expand_epilogue): ... to this.
25579 (arm_unwind_emit_stm): Rename...
25580 (arm_unwind_emit_sequence): ... to this.
25581 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25582 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25583 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25584 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25585 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25586 thumb2_output_casesi): New functions.
25587 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25588 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25589 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25590 THUMB2_WORK_REGS): Define.
25591 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25592 arm_condexec_mask, arm_condexec_masklen)): New variables.
25593 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25594 (arm_override_options): Check new CPU capabilities.
25595 Set new architecture flag variables.
25596 (arm_isr_value): Handle v7m interrupt functions.
25597 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25599 (const_ok_for_arm): Handle Thumb-2 constants.
25600 (arm_gen_constant): Ditto. Use movw when available.
25601 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25603 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25604 (thumb_find_work_register, arm_load_pic_register,
25605 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25606 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25607 print_multi_reg, output_mov_long_double_fpa_from_arm,
25608 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25609 output_mov_double_fpa_from_arm, output_move_double,
25610 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25611 output_return_instruction, arm_output_function_prologue,
25612 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25613 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25614 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25615 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25616 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25617 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25619 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25620 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25621 (arm_file_start): Output directive for unified syntax.
25622 (arm_unwind_emit_set): Handle stack alignment instruction.
25623 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25624 Add v6t2, v7, v7a, v7r and v7m.
25625 (RETLDM): Add Thumb-2 code.
25626 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25627 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25628 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25629 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25630 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25631 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25632 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25633 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25634 ADJUST_INSN_LENGTH): Define.
25635 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25636 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25637 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25638 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25639 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25640 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25641 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25642 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25643 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25644 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25645 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25646 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25647 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25648 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25649 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25650 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25651 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25653 * config/arm/arm-tune.md: Regenerate.
25654 * config/arm/arm-protos.h: Update prototypes.
25655 * config/arm/vfp.md: Enable patterns for Thumb-2.
25656 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25657 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25658 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25659 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25660 * config/arm/libunwind.S: Add Thumb-2 code.
25661 * config/arm/constraints.md: Update include Thumb-2.
25662 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25663 * config/arm/ieee754-df.S: Ditto.
25664 * config/arm/bpabi.S: Ditto.
25665 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25666 * config/arm/predicates.md (low_register_operand,
25667 low_reg_or_int_operand, thumb_16bit_operator): New.
25668 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25669 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25670 * config/arm/t-arm-elf: Add armv7 multilib.
25671 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25673 (UNSPEC_STACK_ALIGN, ce_count): New.
25674 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25675 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25677 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25678 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25679 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25680 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25681 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25682 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25684 * doc/extend.texi: Document ARMv7-M interrupt functions.
25685 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25687 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25689 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25690 (struct _Unwind_Context): Rename args_size to flags, remove
25691 signal_frame field, add a new args_size field and version field.
25692 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25693 _Unwind_IsExtendedContext): New inline functions.
25694 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25695 Assume by_value array is only present if _Unwind_IsExtendedContext.
25696 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25697 _Unwind_IsSignalFrame.
25698 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25699 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25700 (uw_init_context_1): Initialize context->flags to
25701 EXTENDED_CONTEXT_BIT.
25702 * config/rs6000/linux-unwind.h (frob_update_context): Use
25703 _Unwind_SetSignalFrame.
25705 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25707 PR middle-end/30353
25708 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25709 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25712 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25714 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25715 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25716 RET, AT_SP): Remove.
25717 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25720 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25721 * cfgbuild.c (find_basic_blocks): Likewise.
25722 * cfgrtl.c (rtl_create_basic_block): Likewise.
25723 * function.c (temp_slots_at_level): Likewise.
25724 * reg-stack.c (stack_regs_mentioned): Likewise.
25725 * regclass.c (allocate_reg_info): Likewise.
25726 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25727 set_bb_for_stmt, move_block_to_fn): Likewise.
25728 * tree-complex.c (tree_lower_complex): Likewise.
25729 * vec.h (VEC_safe_grow_cleared): New.
25731 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25733 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25735 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25736 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25738 * cfgloopmanip.c (scale_loop_frequencies): Export.
25739 (loopify): Scale the frequencies by prescribed coefficients.
25740 (set_zero_probability): New function.
25741 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25742 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25743 and frequencies according to arguments.
25744 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25746 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25747 * modulo-sched.c (sms_schedule): Set probabilities for entering
25748 versioned loop correctly.
25749 * tree-vect-transform.c (vect_transform_loop): Ditto.
25750 * cfgloop.h (loopify, loop_version): Declaration changed.
25751 (scale_loop_frequencies): Declared.
25753 2007-01-02 Jan Hubicka <jh@suse.cz>
25755 * cgraph.c: Include tree-flow.h
25756 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25757 early_local_passes.
25758 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25759 * tree-pass.h (pass_all_early_optimizations): Declare.
25760 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25761 early_local_passes.
25762 (cgraph_analyze_function): Do early_local_passes.
25763 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25764 Do not add referenced vars.
25765 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25767 (gate_all_early_local_passes): New gate.
25768 (pass_early_local_passes): Use new gate.
25769 (execute_early_local_optimizations): New functions.
25770 (gate_all_early_optimizations): New gate.
25771 (pass_all_early_optimizations): New pass.
25772 (execute_free_datastructures): Free SSA only when initialized.
25773 (gate_init_datastructures): Init only when optimizing.
25774 (tree_lowering_passes): Do early local passes when called late.
25775 * tree-profile.c (do_tree_profiling): Don't profile functions added
25777 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25778 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25780 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25781 during early_local_passes.
25782 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25785 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25787 * Makefile.in: Update copyright year.
25789 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25791 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25792 in $(lang_checks) and check-consistency targets.
25794 2007-01-02 Jan Hubicka <jh@suse.cz>
25796 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25797 Do not add referenced vars.
25798 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25800 * passes.c (init_optimization_passes): Put mudflap_2 after
25801 free_datastructures.
25803 2007-01-02 Jan Hubicka <jh@suse.cz>
25805 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25806 Set NOTHROW flag on call statements proved to be nothrow.
25807 Update statement of local calls so new pure/const functions are
25808 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25810 (tree_rest_of_compilation): Register hooks and initialize bitmap
25811 early. Do not set after_inlining flag.
25813 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25815 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25816 HOST_BITS_PER_LONGLONG
25818 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25821 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25822 warning for non-static initializers.
25824 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25826 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25827 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25828 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25829 Always use set_unique_reg_note to add REG_EQUAL notes.
25831 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25834 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25836 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25837 * cfgbuild.c (find_basic_blocks): Likewise.
25838 * cfgrtl.c (rtl_create_basic_block): Likewise.
25839 * function.c (temp_slots_at_level): Likewise.
25840 * reg-stack.c (stack_regs_mentioned): Likewise.
25841 * regclass.c (allocate_reg_info): Likewise.
25842 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25843 set_bb_for_stmt, move_block_to_fn): Likewise.
25844 * tree-complex.c (tree_lower_complex): Likewise.
25845 * vec.h (VEC_safe_grow_cleared): New.
25847 2007-01-02 Ian Lance Taylor <iant@google.com>
25849 * c-common.c (c_common_truthvalue_conversion): When warning about
25850 using an assignment as a truth value, set TREE_NO_WARNING.
25852 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25855 * c.opt (Wold-style-declaration): New.
25856 * doc/invoke.texi (C-only Warning Options): New.
25857 (Wold-style-declaration): Document it.
25858 (Wextra): Enabled by -Wextra.
25859 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25860 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25861 -Wold-style-declaration.
25863 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25865 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25866 * cfgbuild.c (find_basic_blocks): Likewise.
25867 * cfgrtl.c (rtl_create_basic_block): Likewise.
25868 * function.c (temp_slots_at_level): Likewise.
25869 * reg-stack.c (stack_regs_mentioned): Likewise.
25870 * regclass.c (allocate_reg_info): Likewise.
25871 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25872 set_bb_for_stmt, move_block_to_fn): Likewise.
25873 * tree-complex.c (tree_lower_complex): Likewise.
25874 * vec.h (VEC_safe_grow_cleared): New.
25876 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25878 * c-common.c (c_common_nodes_and_builtins): Since variants of
25879 void_type_node get built before it is given a name, we need to
25880 give those variants the name, too.
25881 (complete_array_type): We need to work with the canonical main
25882 type of the array, from which we will build the qualified version.
25883 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25884 * print-tree.c (print_node): Display canonical type information
25886 * stor-layout.c (layout_type): When we don't know the
25887 alignment of a type for which we're building an array, we end up
25888 guessing wrong, so make the type require structural equality.
25889 * tree.c (make_node_stat): When we build a new type, it is its
25890 own canonical type.
25891 (build_type_attribute_qual_variant): When building an attribute
25892 variant, its canonical type is the non-attribute variant. However,
25893 if the attributes are target-dependent and they differ, we need to
25894 use structural equality checks for this type.
25895 (build_qualified_type): A qualified type is not equivalent to its
25896 unqualified variant; set the canonical type appropriately.
25897 (build_distinct_type_copy): When building a distinct type from
25898 another type, the new type is its own canonical type.
25899 (build_variant_type_copy): When building a new type variant, we
25900 assume that it is equivalent to the original type.
25901 (build_pointer_type_for_mode): When building a pointer type, also
25902 build a canonical type pointer.
25903 (build_reference_type_for_mode): When building a reference type,
25904 also build a canonical type reference.
25905 (build_index_type): When we can't hash an index type (e.g.,
25906 because its maximum value is negative), the index type requires
25907 structural equality tests.
25908 (build_array_type): Build the canonical form of an array type.
25909 (build_function_type): Function types require structural equality,
25910 because they contain default arguments, attributes, etc.
25911 (build_method_type_directly): Ditto for method types.
25912 (build_offset_type): Build the canonical offset type.
25913 (build_complex_type): Build the canonical vector type.
25914 (make_vector_type): Build the canonical vector type.
25915 * tree.h (TYPE_CANONICAL): New.
25916 (TYPE_STRUCTURAL_EQUALITY_P): New.
25917 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25918 (struct tree_type): Added "canonical" field.
25919 * params.h (VERIFY_CANONICAL_TYPES): New.
25920 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25921 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25922 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25923 * doc/invoke.texi (verify-canonical-types): Document --param
25924 parameter for verifying canonical types.
25926 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25928 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25929 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25930 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25931 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25933 * config/rs6000/e500.h: New.
25934 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25935 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25937 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25938 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25939 TARGET_E500_DOUBLE): Remove.
25940 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25941 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25942 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25943 * config/rs6000/rs6000.c (rs6000_override_options): Use
25944 CHECK_E500_OPTIONS.
25946 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25948 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25949 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25950 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25951 rs6000_emit_cmove): Don't check TARGET_E500.
25952 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25953 sordered): Don't check TARGET_E500.
25955 2007-01-01 Eric Christopher <echristo@apple.com>
25957 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25958 HARD_REGISTER_NUM_P.
25960 2007-01-01 Roger Sayle <roger@eyesopen.com>
25962 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25963 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25964 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25967 2007-01-01 Mike Stump <mrs@apple.com>
25969 * configure.ac: Remove support for building with Apple's gcc-3.1.
25971 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25973 PR middle-end/30311
25974 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25975 REG is a hard register. Do not modify REG before calling
25977 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25978 multiple of the size of YMODE for certain lowpart cases.
25980 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25982 PR middle-end/30253
25983 * gimplify (voidify_wrapper_expr): Update for
25984 GIMPLE_MODIFY_STMT.
25986 2007-01-01 Andreas Schwab <schwab@suse.de>
25989 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25990 save of BR0 in extra_spill_size instead of spill_size.
25991 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25993 (ia64_expand_epilogue): Restore BR0 from its new location.
25995 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25997 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25998 Use a temporary variable if the left hand side is not a gimple
26001 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26003 * gimplify.c (gimplify_return_expr): Make the temporary variable
26004 for the return expression, a gimple register variable.
26006 2007-01-01 Jan Hubicka <jh@suse.cz>
26008 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26011 2007-01-01 Mike Stump <mrs@apple.com>
26013 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26015 * config/darwin.c (machopic_select_rtx_section): Use
26016 HAVE_GAS_LITERAL16.
26017 (darwin_mergeable_constant_section): Likewise.
26018 * configure: Regenerate.
26019 * config.in: Regenerate.
26021 2007-01-01 Jan Hubicka <jh@suse.cz>
26022 Andrew Pinski <pinskia@gmail.com>
26024 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26025 before starting IPA passes.