1 2007-09-06 Tom Tromey <tromey@redhat.com>
3 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
4 * c-pch.c (c_common_read_pch): Restore current location after
6 * tree.c (expand_location): Update.
7 (expr_filename): Changed return type. Unified the two cases.
8 (expr_lineno): Likewise.
9 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
11 * toplev.c (line_table): Changed type.
12 (general_init): Update.
13 (realloc_for_line_map): New function.
14 (general_init): Allocate line_table using GC.
15 * fix-header.c (line_table): Changed type.
16 (read_scan_file): Update.
17 (read_scan_file): Update.
18 * c-ppoutput.c (maybe_print_line): Update.
20 (cb_line_change): Update.
22 (pp_file_change): Update.
23 * c-opts.c (c_common_init_options): Update.
24 (finish_options): Update.
25 (push_command_line_include): Update.
26 * c-lex.c (cb_line_change): Update.
27 (cb_def_pragma): Update.
30 (c_lex_with_flags): Use cpp_get_token_with_location.
31 * input.h (line_table): Changed type.
32 (location_from_locus): New macro.
33 * tree.h (EXPR_FILENAME): No longer an lvalue.
34 (EXPR_LINENO): Likewise.
35 (expr_locus, set_expr_locus): Declare separately for
37 (expr_filename, expr_lineno): Changed return type.
38 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
39 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
40 (expand_gimple_basic_block): Likewise.
41 * final.c (final_scan_insn): Use expanded_location.
43 2007-09-06 Richard Guenther <rguenther@suse.de>
45 PR tree-optimization/32586
46 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
47 folding if nothing changed.
48 (simplify_unary_expression): New function. Do tree combining
49 on conversion like codes.
50 (try_to_simplify): Call it.
51 * builtins.c (fold_builtin_cexp): Fold the built expressions.
52 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
54 2007-09-06 Jan Hubicka <jh@suse.cz>
57 * cse.c (fold_rtx): Avoid invalid sharing.
59 2007-09-06 Richard Sandiford <richard@codesourcery.com>
61 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
62 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
64 2007-09-06 Revital Eres <eres@il.ibm.com>
66 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
67 Fix offsettable memory reference for 750CL.
69 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
71 * reload.c (find_reloads_address_1): Try to preserve original
72 base/index regclass of operands.
73 * regrename.c (scan_rtx_address): Likewise.
74 (replace_oldest_value_addr): Likewise.
76 2007-09-06 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/33302
79 * domwalk.c (walk_dominator_tree): The exit block is
80 interesting even if it is not reachable.
82 2007-09-06 Richard Sandiford <richard@codesourcery.com>
85 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
87 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
89 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
92 2007-09-05 Ian Lance Taylor <iant@google.com>
94 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
96 (dump_generic_node): Likewise.
97 * print-rtl.c (print_decl_name): Likewise.
98 * print-tree.c (print_node_brief): Likewise.
99 (print_node): Likewise.
100 * Makefile.in (RTL_BASE_H): Add alias.h.
103 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
105 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
107 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
108 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
110 2007-09-06 Jie Zhang <jie.zhang@analog.com>
112 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
113 (tm_defines): Define UCLIBC_DEFAULT to 1.
114 (extra_options): Add linux.opt.
115 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
116 (CRT_CALL_STATIC_FUNCTION): Likewise.
117 (NO_IMPLICIT_EXTERN_C): Likewise.
118 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
119 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
120 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
121 (ENDFILE_SPEC): Don't define.
122 (LIB_SPEC): Likewise.
123 (CRT_CALL_STATIC_FUNCTION): Likewise.
124 (NO_IMPLICIT_EXTERN_C): Likewise.
125 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
126 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
128 2007-09-06 Jan Hubicka <jh@suse.cz>
130 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
133 2007-09-06 Jan Hubicka <jh@suse.cz>
135 * opts.c (common_handle_option): Enable inlining functions for
138 2007-09-06 Jakub Jelinek <jakub@redhat.com>
140 * builtin-attrs.def (ATTR_NONNULL_3): New.
141 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
142 ATTR_NOTHROW_NONNULL_##FA.
143 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
144 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
145 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
146 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
147 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
148 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
149 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
151 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
152 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
153 ATTR_FORMAT_NOTHROW_3_4): Remove.
154 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
155 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
156 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
157 instead of ATTR_FORMAT_*_*.
159 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
161 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
162 parts re-used for REG_FRAME_RELATED_EXPR.
164 2007-09-05 Janis Johnson <janis187@us.ibm.com>
166 * optabs.c (expand_float): Convert unsigned integer as signed only
167 if it provides sufficient accuracy; add mode argument to real_2expN.
168 (expand_fix): Fix comment typos; extend binary float into mode
169 wider than destination for converion to unsigned integer; add mode
170 argument to real_2expN.
171 * real.c (real_2expN): Add mode argument to special-case decimal
173 * real.h (real_2expN): Ditto.
174 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
176 (fixed_from_string): Ditto.
177 (fixed_to_decimal): Ditto.
178 (fixed_convert_from_real): Ditto.
179 (real_convert_from_fixed): Ditto.
180 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
181 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
182 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
183 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
185 2007-09-05 Ian Lance Taylor <iant@google.com>
187 * init-regs.c (initialize_uninitialized_regs): Call
188 emit_insn_before rather than add_insn_before.
190 2007-09-05 Jakub Jelinek <jakub@redhat.com>
192 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
193 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
194 * tree-inline.h (copy_body_data): Add call_expr field.
195 * tree-inline.c (expand_call_inline): Initialize call_expr.
196 (copy_bb): Append anonymous inline fn arguments to arguments
197 when inlining a CALL_EXPR_VA_ARG_PACK call.
198 * builtins.c (expand_builtin): Issue an error if
199 BUILT_IN_VA_ARG_PACK is seen during expand.
200 (fold_call_expr, fold_builtin_call_array): Don't fold
201 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
202 __builtin_va_arg_pack () call as last argument.
203 * gimplify.c (gimplify_call_expr): If last argument to a vararg
204 function is __builtin_va_arg_pack (), decrease number of call
205 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
206 * expr.c (expand_expr_real_1): Issue an error if
207 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
208 * tree-pretty-print.c (dump_generic_node): Handle printing
209 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
210 * doc/extend.texi (__builtin_va_arg_pack): Document.
212 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
214 PR tree-optimization/21513
215 * builtins.c (build_builtin_expect_predicate): New function.
216 (fold_builtin_expect): Add argument for expected value.
217 Distribute __builtin_expect over short-circuiting operations.
218 Fold nested builtin_expects.
219 (fold_builtin_2): Adjust call to fold_builtin_expect.
221 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
224 PR tree-optimization/13756
225 * doc/invoke.texi (Options That Control Optimization): Document
228 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
230 * gcc/config/i386/cpuid.h: New file.
231 * gcc/config/i386/driver-i386.c: Include cpuid.h.
232 (describe_cache): Shrink size and line strings to 100 bytes.
233 (detect_caches_amd): Return "" for unsupported max_ext_level.
234 Use __cpuid function.
235 (detect_caches_intel): Return "" for unsupported max_level.
236 Use __cpuid function.
237 (host_detect_local_cpu): Change feature flag variables to
238 unsigned int. Initialize only extended feature flag variables.
239 Use __get_cpuid_max to determine max supported cpuid level.
240 Use __cpuid function to determine supported features. Fix
241 calculation of family id. Remove is_amd and check signature
242 directly. Check for Geode signature. Handle family 4 id.
243 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
244 cpu discovery code to lower part of the function.
245 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
246 for sub-architecture.
247 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
248 [PROCESSOR_K8]: Add k8-sse3 architecture.
249 [PROCESSOR_NOCONA]: Remove.
250 [PROCESSOR_GENERIC64]: Ditto.
251 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
252 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
253 to check for SSE and FXSAVE support.
254 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
255 Add -minline-all-stringops.
256 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
259 2007-09-05 Jie Zhang <jie.zhang@analog.com>
261 * config/bfin/linux-unwind.h: New file.
262 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
263 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
265 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
267 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
268 * stmt.c: Include alloc-pool.h.
269 (struct case_node): Remove GTY marker.
270 (add_case_node): New parameter case_node_pool. Use it for
272 (expand_case): New allocation pool case_node_pool. Initialize it,
273 pass to add_case_node and free it.
275 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
276 David Ung <davidu@mips.com>
277 Nigel Stephens <nigel@mips.com>
279 Add mips16/nomips16 function attributes and -mflip-mips16 option
280 for testing mixed-mode compilation.
282 * config/mips/mips.opt (mflip-mips16): New.
284 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
285 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
287 * config/mips/mips.c (mips_base_target_flags): New.
288 (mips_base_mips16): New.
289 (mips_base_schedule_insns): New.
290 (mips_base_reorder_blocks_and_partition): New.
291 (mips_base_align_loops): New.
292 (mips_base_align_jumps): New.
293 (mips_base_align_functions): New.
294 (mips16_flipper): New.
295 (mips_attribute_table): Add "mips16" and "nomips16" entries.
296 (TARGET_SET_CURRENT_FUNCTION): Define.
297 (mips_mips16_type_p, mips_nomips16_type_p): New.
298 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
299 (mips_function_ok_for_sibcall): Make it deal with functions with
301 (mips_init_split_addresses): New, split out from override_options.
302 (mips_init_relocs): New, split out from override_options.
304 (mips_set_mips16_mode): New, split out from override_options.
305 (mips_set_current_function): New.
306 (override_options): Add sorry for unsupported mips16/pic
307 combination. Remove error for mips16/dsp combination. Save
308 base option settings.
309 (mips_file_start): Move mips16 mode setting output from here....
310 (mips_output_function_prologue): ....to here.
311 (mips_output_mi_thunk): Check for mips16 function.
312 (build_mips16_function_stub): Don't set .mips16 here.
313 (build_mips16_call_stub): Likewise.
314 (mips_expand_builtin): Error in mips16 mode.
315 (mips_use_mips16_mode_p): New.
316 (mips_encode_section_info): Check for mips16 function, and set
317 SYMBOL_REF_FLAGS accordingly.
319 * doc/extend.texi (Function Attributes): Document new
320 mips16/nomips16 attributes.
321 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
322 (MIPS Options): Document -mflip-mips16.
324 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
326 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
327 if we encounter TLS address in MIPS16 mode.
328 (mips_legitimize_const_move): Check cannot_force_const_mem for
329 the (const (plus symbol offset)) case; this forces invalid TLS
330 address in MIPS16 mode to be caught by the above call to sorry.
331 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
332 because that now enables emutls, which is not ABI compatible
333 with native TLS in non-MIPS16 mode.
335 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
337 Add target hook invoked when cfun changes.
339 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
340 * target.h (struct gcc_target): Add set_current_function.
341 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
342 (TARGET_INITIALIZER): Add initializer for set_current_function.
343 * tree.h (push_struct_function): New.
344 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
347 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
349 (push_function_context_to): Use allocate_struct_function
350 to create null context, not init_dummy_function_start. Use set_cfun.
351 (pop_function_context_from): Use set_cfun.
352 (in_dummy_function): New.
353 (invoke_set_current_function_hook): New.
355 (push_cfun, pop_cfun): Use set_cfun.
356 (push_struct_function): New.
357 (allocate_struct_function): Call invoke_set_current_function_hook
359 (prepare_function_start): Don't set cfun here. Remove unused
360 argument; fix all callers.
361 (init_dummy_function_start): Fiddle with in_dummy_function. Call
362 push_struct_function.
363 (init_function_start): Set cfun here.
364 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
365 * omp-low.c (create_omp_child_function): Use push_struct_function
366 and pop_cfun to save/restore state.
367 (expand_omp_parallel): Remove unused saved_cfun variable.
368 * cgraphunit.c (ipa_passes): Use set_cfun.
369 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
370 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
371 * matrix-reorg.c (transform_allocation_sites): Likewise.
372 (matrix_reorg): Use set_cfun.
373 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
374 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
375 assignment to cfun; use set_cfun for the other.
376 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
377 (dump_function_to_file): Use push_cfun/pop_cfun here.
378 * c-decl.c (finish_function): Use set_cfun.
380 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
382 * regrename.c (rerename_optimize): Use deferred rescanning and
383 insert explicit calls to rescan insns when changed.
385 2007-09-05 Jan Hubicka <jh@suse.cz>
387 * optabs.c (libfunc_entry): Change optab to integer.
388 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
389 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
390 of pointers for hashing.
392 2007-09-05 Jan Hubicka <jh@suse.cz>
394 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
396 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
397 * see.c (pass_see): Likewise.
398 * tracer.c (pass_tracer): Likewise.
399 * postreload-gcse.c (pass_gcse2): Likewise.
400 * postreload.c (pass_postreload_cse): Likewise.
401 * mode-switching.c (pass_mode_switching): Likewise.
402 * modulo-sched.c (pass_sms): Likewise.
403 * cse.c (cse_insn): Likewise.
404 * web.c (pass_web): Likweise.
405 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
406 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
407 * loop-init.c (pass_rtl_loop_init): Likewise.
408 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
409 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
410 * global.c (pass_global_alloc): Likewise.
411 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
412 pass_if_after_reload): Likewise.
413 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
414 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
415 * regmove.c (pass_regmove): Likewise.
416 * function.c (pass_thread_prologugues_epilogues): Likewise.
417 * gcse.c (pass_gcse): Likewise.
418 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
419 * lower-subreg.c (pass_lower_subreg2): Likewise.
420 * bt-load.c (pass_branch_target_load): Likewise.
421 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
422 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
423 * combine.c (pass_combine): Likewise.
424 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
425 (pass_partition_blocks): Likewise.
426 * var-tracking.c (pass_variable_track): Likewise.
427 * reg-stack.c (pass_stack_regs_run): Likewise.
428 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
429 * passes.c (pass_postreload): Likewise.
430 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
431 * tree-pass.h (TODO_verify_rtl_sharing): New.
432 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
433 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
434 TODO_set_props, TODO_df_finish, TODO_df_verify,
435 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
437 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
439 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
440 fold_real_zero_addition_p, reorder_operands_p,
441 div_if_zero_remainder, fold_undefer_overflow_warnings,
442 int_binop_types_match_p, fold_convert_const_int_from_int,
443 fold_convert_const_int_from_real,
444 fold_convert_const_int_from_fixed,
445 fold_convert_const_real_from_real,
446 fold_convert_const_real_from_fixed,
447 fold_convert_const_fixed_from_fixed,
448 fold_convert_const_fixed_from_int,
449 fold_convert_const_fixed_from_real, maybe_lvalue_p,
450 fold_checksum_tree, fold_check_failed, print_fold_checksum,
451 debug_fold_checksum, multiple_of_p): Constify.
452 * tree-flow-inline.h (get_lineno): Likewise.
453 * tree-flow.h (get_lineno): Likewise.
454 * tree-object-size.c (compute_object_offset, addr_object_size,
455 alloc_object_size, pass_through_call): Likewise.
456 * tree-pretty-print.c (op_symbol, print_call_name,
457 print_struct_decl, do_niy): Likewise.
458 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
459 debug_fold_checksum): Likewise.
461 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
464 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
465 note, remove the associated REG_RETVAL note.
467 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
469 * config.gcc (powerpc*-*-*): Install
470 spu2vmx.h, vec_types.h, and si2vmx.h headers.
471 * config/rs6000/spu2vmx.h: New header.
472 * config/rs6000/si2vmx.h: New header.
473 * config/rs6000/vec_types.h: New header.
475 2007-09-05 Ben Elliston <bje@au.ibm.com>
477 * varasm.c (initializer_constant_valid_p): Fix comment typo.
479 2007-09-05 Ben Elliston <bje@au.ibm.com>
481 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
483 (__stdcx): Make asm volatile.
484 (__stwcx, __stdcx): Return only 0 or 1.
486 2007-09-05 Jan Hubicka <jh@suse.cz>
490 2007-09-04 Jan Hubicka <jh@suse.cz>
491 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
493 2007-09-04 Richard Guenther <rguenther@suse.de>
494 * tree-ssa-operands.c (add_virtual_operand): Only mark
495 stores as has_volatile_ops if alias information is not available.
497 2007-09-05 Jakub Jelinek <jakub@redhat.com>
499 * config/rs6000/tramp.asm: Include config.h.
500 Check __PIC__ or __pic__ macro instead of SHARED.
502 PR rtl-optimization/32300
503 * see.c (see_copy_insn): New function.
504 (see_def_extension_not_merged, see_merge_one_use_extension,
505 see_merge_one_def_extension): Use it. Avoid changing
506 PREV_INSN/NEXT_INSN chains directly, insted emit insns
507 into sequences. Call df_insn_delete on temporary insns
508 that won't be emitted into the insn stream.
509 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
510 and run df_process_deferred_rescans () before run_fast_dce.
512 PR tree-optimization/33017
513 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
514 recurse for pure or const function calls.
516 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
518 * c-format.c: Include alloc-pool.h.
519 (check_format_info_main): New argument fwt_alloc. Use allocation
520 pool instead of GC. Remove GC deallocation code.
521 (check_format_arg): Create allocation pool, pass it to
522 check_format_info_main and free it afterwards.
523 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
525 2007-09-05 Ben Elliston <bje@au.ibm.com>
527 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
528 Rename count macro arugment for clarity.
529 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
530 (__protected_stream_set): Likewise, pass 0.
532 2007-09-04 Jan Hubicka <jh@suse.cz>
534 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
536 2007-09-04 Jan Hubicka <jh@suse.cz>
538 * invoke.texi (-finline-small-functions): Document.
539 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
540 when deciding what is inlinable.
541 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
542 (cgraph_decide_inlining_of_small_function): Handle new flags.
543 (cgraph_decide_inlining_incrementally): Likewise.
544 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
545 * common.opt (finline-small-functions): New.
546 * Makefile.in (build/gengtype.o-warn): Work around PR29478
548 2007-09-04 Richard Guenther <rguenther@suse.de>
550 * tree-ssa-operands.c (add_virtual_operand): Only mark
551 stores as has_volatile_ops if alias information is not available.
553 2007-09-04 Andrew Haley <aph@redhat.com>
555 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
557 2007-09-04 Andrew Haley <aph@redhat.com>
559 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
560 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
561 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
563 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
566 * common.opt: Mention ABI version 2 in comment.
568 2007-09-04 Jan Hubicka <jh@suse.cz>
570 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
571 (libfunc_entry): New structure.
572 (libfunc_hash): New hashtable.
573 (hash_libfunc): New function.
574 (eq_libfunc): New function.
575 (convert_optab_libfunc): New function.
576 (optab_libfunc): New function.
577 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
578 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
579 expand_float, expand_fix, new_optab, new_convert_optab):
580 Update for new libfunc API.
581 (init_libfunc, init_integral_libfuncs,
582 init_floating_libfuncs, init_interclass_conv_libfuncs
583 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
584 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
585 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
586 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
587 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
588 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
589 gen_extend_conv_libfunc): New.
590 (init_one_libfunc): Revamp for hashtables.
591 (set_conv_libfunc): Likewise.
592 (init_optabs): Initialize hashtable; use lazy initialization where
594 * optabs.h (optab_handlers): Move out of GGC.
595 (optab, convert_optab): Move out of GGC; add lazy gen info.
596 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
597 (optab_libfunc, convert_optab_libfunc): New.
598 * builtins.c (expand_builtin_powi): Update for new API.
599 * expr.c (convert_move): Likewise.
600 * expmed.c (expand_divmod): Likewise.
602 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
604 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
605 GOT pointer only if there is a constant pool. Use the allocated space
608 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
610 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
613 2007-09-04 Revital Eres <eres@il.ibm.com>
614 Richard Guenther <rguenther@suse.de>
615 R. Clint Whaley <whaley@cs.utsa.edu>
617 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
619 * tree-tailcall.c (process_assignment): Use -fassociative-math
620 when reodering operands of floating-point type.
621 * fold-const.c (fold_comparison, fold_binary): Use
622 -fassociative-math and -freciprocal-math instead of
623 -funsafe-math-optimization flag.
624 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
625 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
626 -freciprocal-math instead of -funsafe-math-optimizations.
627 * opts.c (set_fast_math_flags): Set -freciprocal-math and
628 -fassociative-math when -ffast-math is set.
629 (set_unsafe_math_optimizations_flags): New Function
630 to set -freciprocal-math and -fassociative-math when
631 -funsafe-math-optimizations is set.
632 (common_handle_option): Call it.
633 * tree-vectorizer.c (vect_is_simple_reduction): Use
634 -fassociative-math when doing reduction on floats.
635 * loop-unroll.c (analyze_insn_to_expand_var): Use
636 -fassociative-math when expanding an accumulator of type float.
637 * simplify-rtx.c (simplify_binary_operation_1): Use
638 -fassociative-math and -freciprocal-math when reordeing operands
639 of floating-point type.
640 * combine.c (combine_simplify_rtx): Likewise.
641 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
643 * common.opt (-fassociative-math, -freciprocal-math): New flags.
645 2007-09-04 Paolo Carlini <pcarlini@suse.de>
648 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
650 2007-09-04 Jan Hubicka <jh@suse.cz>
652 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
654 2007-09-04 Jan Hubicka <jh@suse.cz>
656 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
657 and corresponding MATCH_DUP.
659 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
662 * combine.c (subst): Do not try to simplify X if it represents load
663 of FP constant from the constant pool via float extension.
665 2007-09-04 Ben Elliston <bje@au.ibm.com>
667 * c-opts.c: Include "tm_p.h".
668 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
670 2007-09-04 Richard Guenther <rguenther@suse.de>
672 PR tree-optimization/33291
673 * tree-pretty-print.c (dump_generic_node): Dump all
674 qualifiers for pointer types, not only first. Dump
675 qualifiers for aggregate types as well.
676 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
677 use the canonical type for building ARRAY_REFs.
678 * gimplify.c (canonicalize_addr_expr): Clean up. The
679 correct validness check is compatibility of the pointer
680 types. Always use the canonical type for building
681 ARRAY_REFs and ADDR_EXPRs.
682 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
683 change that disabled propagation of ADDR_EXPRs into statements
686 2007-09-03 Zack Weinberg <zack@codesourcery.com>
688 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
689 (umulsi3_highpart): Make into expanders; existing insns are
690 now named *[insn]_nov6. Add stars to existing [insn]_v6
693 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
695 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
696 (unprotoize.o): Remove SHLIB_MULTILIB.
698 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
700 * doc/extend.texi: Document progmem attribute for AVR.
702 2007-09-03 Anatoly Sokolov <aesok@post.ru>
705 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
707 2007-09-03 Zack Weinberg <zack@codesourcery.com>
709 * optabs.c (expand_ffs): Initialize val and defined_at_zero
712 * optabs.c: Remove unnecessary forward declarations.
713 (expand_unop_direct): New, broken out of expand_unop.
714 (expand_doubleword_clz): New.
715 (expand_ctz): Move above expand_ffs. Use
716 start_sequence, end_sequence, add_equal_note, and
717 expand_unop_direct. Add more commentary.
718 (expand_ffs): Try both ctz optab and expand_ctz.
719 Generate a test and branch if the hardware doesn't give us
720 a useful value for input zero. Style improvements similar to
723 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
725 2007-09-03 Zack Weinberg <zack@codesourcery.com>
727 * config.gcc: Delete stanza for arm-semi-aof and
728 armel-semi-aof targets.
729 * config/arm/arm-protos.h
731 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
732 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
733 delete aof_pic_label and remove mention of AOF in comments.
734 * config/arm/arm.md: Delete patterns used only for AOF assembly.
736 * config/arm/semiaof.h
737 * config/arm/t-semi: Delete file.
739 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
741 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
742 CONST_CAST_BB): New macros for type-specific casts.
743 (CONST_CAST): Add a TYPE parameter and define it in terms of
746 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
747 * c-lex.c (cb_ident, lex_string): Likewise,
748 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
749 * config/i386/i386.c (ix86_function_regparm,
750 ix86_function_sseregparm): Use CONST_CAST_TREE.
751 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
753 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
754 give_switch, set_multilib_dir): Likewise,
755 * gengtype-parse.c (string_seq, typedef_name): Likewise,
756 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
757 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
758 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
759 * prefix.c (update_path): Likewise,
760 * pretty-print.c (pp_base_destroy_prefix): Likewise,
761 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
762 * tree-cfg.c (tree_can_merge_blocks_p,
763 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
764 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
765 * tree.c (build_string): Supply a TYPE for CONST_CAST.
766 (attribute_list_contained): Use CONST_CAST_TREE.
768 2007-09-03 Krister Walfridsson <cato@df.lth.se>
770 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
772 2007-09-03 Richard Sandiford <richard@codesourcery.com>
775 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
776 before forcing them into a register.
778 2007-09-03 Richard Sandiford <richard@codesourcery.com>
780 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
781 rather than define_code_macro.
783 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
785 * gcc.c (xputenv): New function.
786 (putenv_from_prefixes): Use xputenv instead of putenv.
787 (process_command): Use xputenv instead of putenv.
788 (set_collect_gcc_options): Use xputenv instead of putenv.
789 (main): Use xputenv instead of putenv.
791 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
793 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
794 availability of swap instruction.
795 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
797 2007-09-03 Revital Eres <eres@il.ibm.com>
799 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
802 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
803 Ayal Zaks <zaks@il.ibm.com>
804 Revital Eres <eres@il.ibm.com>
806 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
807 compute_split_row): New functions.
808 (ps_unschedule_node): Remove.
809 (normalize_sched_times): Iterate over the already scheduled
810 insns instead of the number of nodes.
811 (MAX_SPLIT_NUM): New definition.
812 (sms_schedule_by_order): Change the scheduling heuristic to
813 avoid useless increases of initiation interval ii.
814 (get_sched_window): Add dump printouts.
816 2007-09-02 David Daney <ddaney@avtrex.com>
818 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
819 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
820 (optab, insn): Add more attributes.
821 (fetchop_bit): New code macro.
822 (immediate_insn): New code macro attribute.
823 (sync): Change condition to ISA_HAS_SYNC.
824 (rdhwr): Change predicate for operand 0 to register_operand.
825 (memory_barrier): New expand.
826 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
827 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
828 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
829 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
830 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
831 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
832 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
833 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
834 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
836 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
837 Hans-Peter Nilsson <hp@axis.com>
839 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
840 Defined to describe availability and behavior of CLZ.
841 * config/cris/cris.md (clzsi2): Implement using lz instruction.
842 * config/cris/cris.opt: Tweak comment for "-metrax4".
843 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
844 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
845 (count_leading_zeros): Define.
847 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
849 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
851 2007-09-02 Joseph Myers <joseph@codesourcery.com>
854 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
857 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
859 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
860 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
861 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
862 sched-deps.c, sched-int.h, system.h, target.h,
863 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
864 tree.def: Fix comment typos.
866 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
868 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
869 (override_options): Turn on -mstrict-align on non-ColdFire
871 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
873 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
875 * c-common.c (const_strip_array_types): Delete.
876 * c-common.h (const_strip_array_types): Likewise.
877 * emit-rtl.c (const_next_insn, const_previous_insn,
878 const_next_nonnote_insn, const_prev_nonnote_insn,
879 const_next_real_insn, const_prev_real_insn,
880 const_next_active_insn, const_prev_active_insn, const_next_label,
881 const_prev_label): Delete.
882 * gimple-low.c (block_may_fallthru): Use expr_last.
883 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
884 * rtl.h (const_previous_insn, const_next_insn,
885 const_prev_nonnote_insn, const_next_nonnote_insn,
886 const_prev_real_insn, const_next_real_insn,
887 const_prev_active_insn, const_next_active_insn, const_prev_label,
888 const_next_label): Delete.
889 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
890 * system.h (CONST_CAST): Update comment.
891 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
892 (const_first_stmt, const_last_stmt): Delete.
893 (tree_block_ends_with_condjump_p): Use last_stmt.
894 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
895 * tree-iterator.c (const_expr_first, const_expr_last,
896 const_expr_only): Delete.
897 * tree.c (const_lookup_attribute): Likewise.
898 (attribute_list_contained): Use lookup_attribute.
899 * tree.h (const_lookup_attribute, const_expr_first,
900 const_expr_last, const_expr_only): Delete.
902 2007-09-01 Richard Guenther <rguenther@suse.de>
904 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
905 instead of TREE_THIS_VOLATILE.
906 * tree-ssa-operands.c (add_virtual_operand): Do not set
907 has_volatile_ops. Do not check s_ann for NULL.
908 (get_indirect_ref_operands): Likewise.
909 (get_expr_operands): Likewise. For all reference trees
910 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
911 check base of reference for TREE_THIS_VOLATILE.
913 2007-09-01 Richard Guenther <rguenther@suse.de>
915 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
916 between integral types. Also allow conversions between
919 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
921 * optabs.c (prepare_float_lib_cmp): Use
922 libgcc_cmp_return_mode instead of word_mode.
923 * config/dfp-bit.h: Likewise.
924 * config/fp-bit.h: Likewise.
925 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
927 (spu_libgcc_shift_count_mode): New function.
928 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
929 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
931 2007-08-31 Joseph Myers <joseph@codesourcery.com>
933 * tree-pretty-print.c: Include output.h.
934 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
935 HOST_WIDE_INT_PRINT_DEC.
936 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
938 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
940 PR rtl-optimization/33224
941 * loop-iv.c (latch_dominating_def): Check that the definition belongs
942 to the analysed region.
944 2007-08-31 Richard Guenther <rguenther@suse.de>
946 * function.c (allocate_struct_function): Do not set
947 current_function_returns_pointer.
948 * function.h (struct var_refs_queue): Remove.
949 (struct simple_obstack_stack): Likewise.
950 (struct function): Remove fixup_var_refs_queue member.
951 Remove returns_pointer flag.
952 (current_function_returns_pointer): Remove define.
954 2007-08-31 Nick Clifton <nickc@redhat.com>
956 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
957 secondary keys in order to obtain a stable sort.
959 2007-08-31 Nick Clifton <nickc@redhat.com>
962 * config/m32r/constraints.md: Add W constraint for integer zero.
963 * config/m32r/m32r.md (get_pc): Use W and i constraints.
964 Fix length calculation by using alternatives.
966 2007-08-31 Richard Sandiford <richard@codesourcery.com>
968 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
969 split out from expand_binop.
970 (avoid_expensive_constant): New function.
971 (expand_binop_directly): Remove commutative_op argument and
972 (expand_binop_directly): Remove commutative_op argument and
973 call cummutative_optab_p instead. Do not change op0 or op1
974 when swapping xop0 and xop1. Apply avoid_expensive_constant
975 to each argument after potential swapping. Enforce the
976 canonical order of commutative operands.
977 (expand_binop): Use shift_optab_p and commutative_optab_p.
978 Update the calls to expand_binop_directly. Only force constants
979 into registers when widening an operation. Only swap operands
980 once a direct expansion has been rejected.
981 (expand_twoval_binop): Only force constants into registers when
982 using a direct expansion.
984 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
986 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
987 (sched_analyze_insn): Don't postprocess speculative dependencies when
988 target has no scheduling.
989 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
990 'uninitialized' warning.
992 2007-08-31 Richard Guenther <rguenther@suse.de>
994 * tree.c (build_complex_type): Always set TYPE_NAME for
997 2007-08-31 Olivier Hainque <hainque@adacore.com>
999 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1000 internal macro. Default alignment factor for csect directives, chosen
1001 to match what BIGGEST_ALIGNMENT allows.
1002 (DATA_SECTION_ASM_OP): Use it.
1003 * config/rs6000/rs6000.c
1004 (rs6000_xcoff_output_readonly_section_asm_op):
1005 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1006 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1008 2007-08-31 Olivier Hainque <hainque@adacore.com>
1010 * dbxout.c (dbxout_block): Move declaration within the first
1011 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1012 block to include the definition, together with the associated
1015 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1016 Revital Eres <eres@il.ibm.com>
1018 * doc/invoke.texi (-mpaired): Document flag.
1019 * config.gcc: Include paired.h in powerpc extra_headers and
1020 750cl.h in powerpc-*-linux*paired*.
1021 * config/rs6000/rs6000.opt (-mpaired): New flag.
1022 * config/rs6000/rs6000.c (paired_init_builtins,
1023 paired_expand_builtin, paired_expand_lv_builtin,
1024 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1025 New functions to support the paired single builtin functions.
1026 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1027 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1029 (bdesc_paired_preds): New structure for paired predicate
1031 (rs6000_expand_builtin): Expand paired single builtins.
1032 (rs6000_init_builtins): Init paired single builtins.
1033 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1034 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1035 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1036 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1037 (rs6000_vector_mode_supported_p): Support paired vector mode.
1038 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1039 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1041 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1042 (DATA_ALIGNMENT): Likewise.
1043 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1044 (rs6000_builtins): Add PAIRED builtins.
1045 * config/rs6000/rs6000.md: Include paired.md.
1046 * config/rs6000/paired.h: New.
1047 * config/rs6000/paired.md: New.
1048 * config/rs6000/750cl.h: New.
1049 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1051 2007-08-30 Ollie Wild <aaw@google.com>
1053 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1054 * gcc.c (default_compilers): Add -fno-directives-only to
1055 @assembler-with-cpp.
1057 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1061 * regclass.c (initial_fixed_regs): Revert previous change and make
1063 (initial_call_used_regs): Likewise.
1064 (initial_call_really_used_regs): Delete, reverting previous addition.
1065 (initial_reg_names): Likewise.
1066 (init_reg_sets): Revert previous change.
1067 (saved_fixed_regs): New.
1068 (saved_call_used_regs): New.
1069 (saved_call_really_used_regs): New.
1070 (saved_reg_names): New.
1071 (save_register_info): New.
1072 (restore_register_info): New.
1073 (init_reg_sets_1): Replace reset of register info with call to
1074 restore_register_info.
1075 * rtl.h (save_register_info): Declare.
1076 * toplev.c (backend_init): Call save_register_info.
1078 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1080 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1081 from the original statement.
1083 2007-08-30 Chao-ying Fu <fu@mips.com>
1085 * c-lex.c (interpret_fixed): Declare.
1086 (interpret_float): Process _Fract and _Accum.
1087 (interpret_fixed): New function.
1088 * final.c (output_addr_const): Process CONST_FIXED.
1089 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1090 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1092 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1094 (simplify_immed_subreg): Support CONST_FIXED.
1095 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1096 (simplify_subreg): Support CONST_FIXED.
1098 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1100 * config/rs6000/ppu_intrinsics.h: New file.
1101 * config.gcc (powerpc*-*-* <extra_headers>): Install
1104 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1106 * cfg.c (dump_flow_info): Change to also print entry and exit
1108 * print-rtl.c (print_rtl_single): Allow to print rtl with
1111 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1113 * df-core.h (df_dump_region): New function.
1114 * df.h (df_dump_region): New function.
1115 * loop-invariant.c (find_defs): Add call to df_dump_region.
1116 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1119 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1122 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1123 true if any of the compare_section_name calls returned true,
1124 rather than if any returned false.
1126 2007-08-30 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/33199
1129 * tree-ssa-structalias.c (handle_lhs_call): New function.
1130 (find_func_aliases): In non-IPA mode make sure that for
1131 calls that return a pointer we add a constraint for the
1132 result to point to anything.
1134 2007-08-30 Richard Guenther <rguenther@suse.de>
1136 * doc/invoke.texi (-mveclibabi): Document new target option.
1137 * config/i386/i386.opt (-mveclibabi): New target option.
1138 * config/i386/i386.c (ix86_veclib_handler): Handler for
1139 vectorization library support.
1140 (override_options): Handle the -mveclibabi option, initialize
1141 the vectorization library handler.
1142 (ix86_builtin_vectorized_function): As fallback call the
1143 vectorization library handler, if set.
1144 (ix86_veclibabi_acml): New static function for ACML ABI style
1145 vectorization support.
1147 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1149 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1150 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1151 SImode and update m. Don't run gen_lowpart_common on arbitrary
1152 memory address, force it to register first.
1155 * dce.c (dce_process_block): Don't delete setters of
1156 artificially used registers.
1158 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1160 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1161 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1162 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1164 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1166 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1168 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1169 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1171 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1173 * system.h: Activate -Wcast-qual as warning-only.
1175 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1178 * config/rs6000/rs6000.c (compare_section_name): New function.
1179 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1182 2007-08-29 Olivier Hainque <hainque@adacore.com>
1184 * xcoffout.c: #include debug.h.
1185 * Makefile.in (xcoffout.o): Add debug.h dependency.
1187 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1189 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1190 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1192 2007-08-29 Richard Guenther <rguenther@suse.de>
1194 * tree-pretty-print.c (dump_generic_node): Print
1195 label DECL_UID as D.%u.
1196 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1198 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1200 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1201 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1203 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1206 * tree.c (build_type_attribute_qual_variant): Set canonical types
1207 on the final, unqualified attribute variant before building the
1210 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1212 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1213 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1215 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1218 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1219 * config/bfin/bfin.md (composev2hi): Put operands into vector
1222 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1224 * config/bfin/bfin.md (composev2hi): Put operands into vector
1227 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1229 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1230 attribute when appropriate.
1231 (bfin_handle_l1_text_attribute): New.
1232 (bfin_handle_l1_data_attribute): New.
1233 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1234 l1_data_A and l1_data_B.
1235 * doc/extend.texi (node Function Attributes): Document l1_text
1237 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1238 l1_data_A and l1_data_B variable attributes.
1240 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1242 * config/bfin/bfin.opt (minline-plt): Add.
1243 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1244 call to global functions.
1245 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1246 (Blackfin Options): Document -minline-plt.
1248 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1250 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1251 given a non-function.
1252 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1254 2007-08-28 DJ Delorie <dj@redhat.com>
1256 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1258 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1260 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1262 2007-08-28 Richard Guenther <rguenther@suse.de>
1264 * tree.h (struct tree_function_decl): Increase size of
1265 function_code bitfield.
1267 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1268 Kazu Hirata <kazu@codesourcery.com>
1270 * gcc/config/m68k/linux.h
1271 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1272 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1273 (m68k_return_in_memory): New.
1274 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1277 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1280 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1281 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1282 operand) when top VEC_SELECT extracts scalar element.
1283 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1284 (*vec_extract_v4sf_mem): Ditto.
1286 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1289 * passes.c (init_optimization_passes): Move pass_df_finish
1290 after pass_postreload sublist.
1292 PR rtl-optimization/33148
1293 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1294 (neg (lt X 0)) if X has scalar int mode.
1297 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1298 initializer, use build_vector_from_ctor if possible to create
1299 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1300 even after this, return NULL.
1302 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1304 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1306 2007-08-28 Richard Guenther <rguenther@suse.de>
1308 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1309 (struct tree_function_decl): Make function_code a bitfield.
1310 Add disregard_inline_limits flag.
1311 * cgraphunit.c (cgraph_process_new_functions): Check
1312 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1313 (cgraph_preserve_function_body_p): Likewise.
1314 * ipa-inline.c (compute_inline_parameters): Likewise.
1315 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1316 for GNU C extern inline functions.
1317 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1318 * tree-inline.c (disregard_inline_limits_p): Remove.
1319 * tree-inline.h (disregard_inline_limits_p): Likewise.
1320 * c-common.c (handle_always_inline_attribute): Set
1321 DECL_DISREGARD_INLINE_LIMITS.
1322 * langhooks.c (add_builtin_function): Verify the function code
1323 fits in the bitfield.
1325 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1326 Vladimir Yanovsky <yanov@il.ibm.com>
1327 Revital Eres <eres@il.ibm.com>
1328 Andrey Belevantsev <abel@ispras.ru>
1330 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1332 * modulo-sched.c: Add documentation regarding do-loop.
1333 (doloop_register_get): Change number of arguments to support
1334 the new do-loop pattern and check whether COUNT_REG has no other
1335 occurences in the loop besides in the control part.
1336 (duplicate_insns_of_cycles): Do not duplicate the insn which
1337 changes count_reg as it is already adjusted.
1338 (generate_prolog_epilog): New argument to support the new
1339 do-loop pattern. Change the subtract instruction to use
1340 expand_simple_binop. Call duplicate_insns_of_cycles with new
1342 (sms_schedule): Call doloop_register_get and
1343 generate_prolog_epilog with new argument. Do not handle loops
1344 with single sets insns with subreg in their lhs.
1345 * loop-doloop.c (doloop_optimize): Support for another do-loop
1347 (doloop_condition_get): Gets an instruction instead of a pattern
1348 and change the return condition when the do-loop pattern is
1350 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1351 deps when considering to not create edges.
1353 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1355 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1358 2007-08-27 Jason Merrill <jason@redhat.com>
1361 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1362 zero-sized types after calling gimplify_modify_expr_rhs.
1364 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1366 * regclass.c (init_reg_autoinc): Fix typo.
1368 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1370 Fix PR tree-optimization/33173
1371 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1373 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1376 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1377 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1380 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1381 David Ung <davidu@mips.com>
1382 Nigel Stephens <nigel@mips.com>
1384 Separate target-specific initialization from general
1385 back-end initialization.
1387 * toplev.c (init_alignments): New, split out from...
1388 (process_options): ...here.
1389 (backend_init_target): New, split out from...
1390 (backend_init): ...here.
1391 (lang_dependent_init_target): New, split out from...
1392 (lang_dependent_init): ...here.
1393 (target_reinit): New.
1394 * toplev.h (target_reinit): Declare.
1395 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1396 now can be called more than once. Update comments.
1397 * expr.h (init_expr_target): Likewise.
1398 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1399 now can be called more than once. Explicitly zero
1400 static_reg_base_value.
1401 * emit-rtl.c (init_emit_regs): New, split out from...
1402 (init_emit_once): Here.
1403 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1404 non-const, so that changes from command-line arguments can overwrite
1405 values provided by the static initializers.
1406 (initial_call_really_used_regs): New, used similarly to the above.
1407 (initial_reg_names): Likewise.
1408 (last_mode_for_init_move_cost): Promoted function-local static to
1409 file-scope static to make it accessible outside init_move_cost.
1410 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1411 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1412 reg_names since it is needed for parsing command-line options.
1413 (init_move_cost): Use last_mode_for_init_move_cost instead of
1414 function-local static.
1415 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1416 call_really_used_regs now. Reinitialize reg_names. Also
1417 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1418 reg_class_superunion. Clear losing_caller_save_reg_set.
1419 Preserve global registers if called more than once. Reset
1420 move cost, may_move_in_cost, may_move_out_cost, and
1421 last_mode_for_init_move_cost.
1422 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1423 can now be invoked more than once. Update comments.
1424 (init_regs): Update comments.
1425 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1426 and initial_call_really_used_regs, instead of the non-initial
1427 variables. This allows us to save the command-line register settings
1428 after target reinitialization.
1429 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1430 * rtl.h (init_emit_regs): Declare.
1431 (init_reg_modes_target, init_alias_target): Renamed as described
1433 * reload1.c (init_reload): Update comments.
1434 * optabs.c (init_optabs): Likewise.
1435 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1437 2007-08-26 Chao-ying Fu <fu@mips.com>
1439 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1442 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1444 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1446 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1448 * bb-reorder.c (copy_bb_p): Likewise.
1449 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1450 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1451 block_ends_with_condjump_p): Likewise.
1452 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1453 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1454 block_ends_with_condjump_p): Likewise.
1455 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1456 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1457 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1458 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1459 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1460 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1461 debug_true_const_tree instad of debug_true_tree.
1462 * debug.c (do_nothing_debug_hooks): Likewise.
1463 * debug.h (ignore_block, debug_true_const_tree): Constify.
1464 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1465 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1466 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1467 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1468 dbx_reg_number, is_based_loc, field_type,
1469 simple_type_align_in_bits, simple_decl_align_in_bits,
1470 simple_type_size_in_bits, field_byte_offset, insert_float,
1471 type_tag, member_declared_type, is_redundant_typedef,
1472 secname_for_decl, is_inlined_entry_point): Likewise.
1473 * emit-rtl.c (const_next_insn, const_previous_insn,
1474 const_next_nonnote_insn, const_prev_nonnote_insn,
1475 const_next_real_insn, const_prev_real_insn,
1476 const_next_active_insn, const_prev_active_insn, const_next_label,
1477 const_prev_label): Likewise.
1478 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1480 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1481 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1482 sched_insn_is_legitimate_for_speculation_p): Likewise.
1483 * jump.c (reversed_comparison_code_parts,
1484 reversed_comparison_code, reversed_comparison, condjump_label):
1486 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1487 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1489 * rtl.h (const_previous_insn, const_next_insn,
1490 const_prev_nonnote_insn, const_next_nonnote_insn,
1491 const_prev_real_insn, const_next_real_insn,
1492 const_prev_active_insn, const_next_active_insn, const_prev_label,
1493 const_next_label, modified_between_p, modified_in_p,
1494 const_note_storeskeep_with_call_p, condjump_label,
1495 reversed_comparison, reversed_comparison_code,
1496 reversed_comparison_code_parts, memory_modified_in_insn_p,
1497 stack_regs_mentioned): Likewise.
1498 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1499 keep_with_call_p): Likewise.
1500 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1501 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1502 sd_lists_size, sd_lists_empty_p): Likewise.
1503 * sched-int.h (sched_insns_conditions_mutex_p,
1504 haifa_classify_insn, no_real_insns_p,
1505 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1506 sd_lists_size, sd_lists_empty_p): Likewise.
1507 * sdbout.c (sdb_debug_hooks): Likewise.
1508 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1509 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1510 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1512 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1513 tree_can_throw_internal): Likewise.
1514 * tree-flow-inline.h (phi_nodes): Likewise.
1515 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1516 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1517 * tree-gimple.c (const_get_call_expr_in): Likewise.
1518 * tree-gimple.h (const_get_call_expr_in): Likewise.
1519 * tree.c (const_lookup_attribute, attribute_list_equal,
1520 attribute_list_contained): Likewise.
1521 * tree.h (attribute_list_equal, attribute_list_contained,
1522 const_lookup_attribute): Likewise.
1523 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1525 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1527 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1528 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1530 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1533 * config/alpha/constraints.md: Delete "svn:mime-type" property
1534 with svn propdel "svn:mime-type".
1536 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1539 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1540 non NOTE insn doesn't cross basic block.
1541 (noce_try_abs): Likewise.
1542 (noce_process_if_block): Likewise.
1544 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1547 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1548 operand without auto-inc-dec.
1549 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1550 offsettable_mem_operand.
1551 (floatunssidf2_internal): Same.
1552 (fix_truncdfsi2_internal): Same.
1553 (floatsidf_ppc64): Same.
1554 (floatunssidf_ppc64): Same.
1555 (fix_trunctfsi2_internal): Same.
1557 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1560 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1561 pass defines needed for version.c.
1563 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1565 * configure.ac (--debug-prefix-map check): Change assembler
1566 version presumed to have feature to 2.18.
1567 * configure: Regenerate.
1569 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * c-common.c (vector_types_convertible_p,
1572 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1573 self_promoting_args_p): Constify.
1574 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1575 c_promoting_integer_type_p, self_promoting_args_p,
1576 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1577 * c-decl.c (anon_aggr_type_p): Likewise.
1578 * * c-dump.c (dump_stmt): Likewise.
1579 * c-objc-common.c (has_c_linkage): Likewise.
1580 * c-tree.h (same_translation_unit_p): Likewise.
1581 * c-typeck.c (null_pointer_constant_p,
1582 tagged_types_tu_compatible_p, function_types_compatible_p,
1583 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1584 comptypes_internal, struct tagged_tu_seen_cache,
1585 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1586 c_size_in_bytes): Likewise.
1587 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1588 hash_ptr, eq_ptr): Likewise.
1589 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1590 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1591 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1592 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1594 * optabs.c (optab_for_tree_code): Likewise.
1595 * optabs.h (optab_for_tree_code): Likewise.
1596 * rtl.h (simplify_rtx): Likewise.
1597 * simplify-rtx.c (simplify_rtx): Likewise.
1598 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1599 dump_flag, dump_node): Likewise.
1600 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1601 queue_and_dump_type, dump_flag): Likewise.
1602 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1603 * tree-pass.h (dump_node): Likewise.
1604 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1605 supportable_narrowing_operation): Likewise.
1606 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1607 supportable_narrowing_operation): Likewise.
1608 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1609 is_negative_overflow_infinity, is_positive_overflow_infinity,
1610 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1611 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1612 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1613 ssa_name_nonzero_p, fp_predicate): Likewise.
1614 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1615 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1616 ssa_name_nonnegative_p): Likewise.
1618 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1620 * config.gcc : Add x86_64-elf target.
1622 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1624 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1626 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1627 Nigel Stephens <nigel@mips.com>
1631 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1632 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1633 * expr.c (SET_BY_PIECES_P): Define.
1634 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1635 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1636 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1638 * expr.h (SET_RATIO): Define.
1639 (can_store_by_pieces, store_by_pieces): Update prototypes.
1640 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1641 can_store_by_pieces/store_by_pieces.
1642 (expand_builtin_memcpy_args): Likewise.
1643 (expand_builtin_strncpy): Likewise.
1644 (expand_builtin_memset_args): Likewise. Also remove special case
1645 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1646 decide what to do instead.
1647 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1648 to can_store_by_pieces.
1650 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1651 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1653 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1654 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1655 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1656 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1657 (STORE_BY_PIECES_P): Define.
1659 2007-08-24 Tom Tromey <tromey@redhat.com>
1661 * varpool.c (varpool_last_needed_node): Fix comment typo.
1662 * c-decl.c (duplicate_decls): Fix comment typo.
1663 (clone_underlying_type): Update comment.
1665 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1668 alpha_in_small_data_p, alpha_split_complex_arg,
1669 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1671 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1672 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1674 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1675 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1676 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1677 * config/darwin.c (darwin_binds_local_p): Likewise.
1678 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1680 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1681 i386_pe_valid_dllimport_attribute_p): Likewise.
1682 * config/i386/i386.c (ix86_function_regparm,
1683 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1684 x86_can_output_mi_thunk, ix86_mangle_type,
1685 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1686 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1687 i386_pe_binds_local_p): Likewise.
1688 * config/ia64/ia64.c
1689 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1690 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1691 ia64_invalid_conversion, ia64_invalid_unary_op,
1692 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1694 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1695 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1696 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1697 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1698 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1699 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1700 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1701 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1702 * config/pa/pa.c (pa_commutative_p): Likewise.
1703 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1705 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1706 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1707 rs6000_use_blocks_for_constant_p,
1708 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1709 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1710 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1711 * config/s390/s390.c (s390_mangle_type,
1712 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1714 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1715 th_in_small_data_p): Likewise.
1716 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1717 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1719 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1720 sparc_mangle_type): Likewise.
1721 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1722 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1723 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1725 * hooks.c (hook_bool_mode_const_rtx_false,
1726 hook_bool_mode_const_rtx_true,
1727 hook_bool_const_tree_hwi_hwi_const_tree_false,
1728 hook_bool_const_tree_hwi_hwi_const_tree_true,
1729 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1730 hook_constcharptr_const_tree_null,
1731 hook_constcharptr_const_rtx_null,
1732 hook_constcharptr_const_tree_const_tree_null,
1733 hook_constcharptr_int_const_tree_null,
1734 hook_constcharptr_int_const_tree_const_tree_null): New.
1735 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1736 hook_bool_tree_hwi_hwi_tree_false,
1737 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1738 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1739 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1740 hook_constcharptr_int_tree_null,
1741 hook_constcharptr_int_tree_tree_null): Delete.
1742 (default_can_output_mi_thunk_no_vcall): Constify.
1743 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1744 hook_bool_tree_hwi_hwi_tree_false,
1745 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1746 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1747 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1748 hook_constcharptr_int_tree_null,
1749 hook_constcharptr_int_tree_tree_null): Delete.
1750 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1751 hook_bool_const_tree_hwi_hwi_const_tree_false,
1752 hook_bool_const_tree_hwi_hwi_const_tree_true,
1753 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1754 hook_constcharptr_const_tree_null,
1755 hook_constcharptr_const_rtx_null,
1756 hook_constcharptr_const_tree_const_tree_null,
1757 hook_constcharptr_int_const_tree_null,
1758 hook_constcharptr_int_const_tree_const_tree_null): New.
1759 (default_can_output_mi_thunk_no_vcall): Constify.
1760 * integrate.c (function_attribute_inlinable_p): Likewise.
1761 * integrate.h (function_attribute_inlinable_p): Likewise.
1762 * jump.c (rtx_renumbered_equal_p): Likewise.
1763 * output.h (decl_readonly_section, categorize_decl_for_section,
1764 default_use_anchors_for_symbol_p, default_binds_local_p,
1765 default_binds_local_p_1): Likewise.
1766 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1768 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1769 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1770 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1771 TARGET_COMP_TYPE_ATTRIBUTES,
1772 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1773 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1774 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1775 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1776 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1777 * target.h (can_output_mi_thunk, needs_block_p,
1778 first_cycle_multipass_dfa_lookahead_guard_spec,
1779 vector_alignment_reachable, comp_type_attributes,
1780 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1781 commutative_p, use_blocks_for_constant_p,
1782 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1783 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1784 invalid_within_doloop, valid_dllimport_attribute_p,
1785 split_complex_arg, invalid_arg_for_unprototyped_fn,
1786 invalid_conversion, invalid_unary_op, invalid_binary_op):
1788 * targhooks.c (default_invalid_within_doloop,
1789 hook_invalid_arg_for_unprototyped_fn,
1790 default_builtin_vector_alignment_reachable): Likewise.
1791 (hook_bool_rtx_commutative_p): Delete.
1792 (hook_bool_const_rtx_commutative_p): New.
1793 * targhooks.h (default_invalid_within_doloop,
1794 default_builtin_vector_alignment_reachable,
1795 hook_invalid_arg_for_unprototyped_fn): Constify.
1796 (hook_bool_rtx_commutative_p): Delete.
1797 (hook_bool_const_rtx_commutative_p): New.
1798 * varasm.c (bss_initializer_p, decl_default_tls_model,
1799 categorize_decl_for_section, decl_readonly_section,
1800 default_use_anchors_for_symbol_p, default_binds_local_p,
1801 default_binds_local_p_1): Constify.
1803 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1805 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1806 __NO_BUILTIN if -fno-builtin.
1808 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1810 * config/bfin/bfin.c (print_operand): Report error instead of
1811 ICE for wrong operand.
1813 2007-08-24 Michael Matz <matz@suse.de>
1815 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1817 2007-08-24 Richard Guenther <rguenther@suse.de>
1820 * tree-ssa.c (useless_type_conversion_p): Split into a
1821 recursive and a non-recursive part.
1822 (useless_type_conversion_p_1): New function.
1823 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1824 from maybe_fold_offset_to_reference is trivially convertible
1825 to the desired type before doing the simplification.
1827 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1829 * expr.c (store_expr): Optimize initialization of an array
1831 * expr.h (builtin_strncpy_read_str): New prototype.
1832 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1835 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1838 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1839 field when initializing if_info structure.
1841 2007-08-24 Richard Guenther <rguenther@suse.de>
1843 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1845 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1846 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1847 * tree-inline.c (inlinable_function_p): Fold in common parts of
1848 the cannot_inline_tree_fn langhook.
1849 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1850 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1851 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1852 cannot_inline_tree_fn langhook.
1853 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1854 cannot_inline_tree_fn member.
1856 2007-08-24 Richard Guenther <rguenther@suse.de>
1858 * expr.c (get_inner_reference): Do computation of bitoffset
1859 from offset in a way we can detect overflow reliably.
1861 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1863 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1865 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1867 * config/bfin/bfin.opt (mfast-fp): Add.
1868 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1869 libbffastfp override libgcc if -mfast-fp.
1870 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1871 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1872 (Blackfin Options): Document -mfast-fp.
1874 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1876 PR tree-optimization/32573
1878 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1879 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1880 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1881 (build_classic_dist_vector): Return false rather than true if
1882 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1883 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1884 returned false. Don't call save_dist_v before calling
1885 build_classic_dist_vector_1.
1886 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1887 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1888 DDR_DIR_VECTS vectors.
1890 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1892 * configure.ac (leb128): Modify sed statement to work with any
1893 binutils version string.
1894 * configure: Regenerate
1896 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1898 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1899 Wrap in RTX_CODE macro guard.
1900 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1901 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1902 arm_mark_dllimport, arm_pe_encode_section_info,
1903 arm_pe_unique_section): Use ISO-C function declarations.
1904 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1905 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1906 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1908 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1909 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1911 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1913 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1914 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1915 (register_move_cost): Use ISO-C function declarations.
1916 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1917 * config/score/score-protos.h (score_declare_object): Add
1919 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1921 * final.c (profile_function): Avoid empty if-bodies.
1924 * calls.c (must_pass_in_stack_var_size,
1925 must_pass_in_stack_var_size_or_pad): Constify.
1926 * config/alpha/alpha-protos.h (function_value): Likewise.
1927 * config/alpha/alpha.c (alpha_return_in_memory,
1928 alpha_pass_by_reference, function_value,
1929 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1930 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1932 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1933 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1934 TARGET_PROMOTE_PROTOTYPES): Likewise.
1935 * config/arm/arm-protos.h (arm_return_in_memory,
1936 arm_pad_arg_upward, arm_function_value): Likewise.
1937 * config/arm/arm.c (arm_pass_by_reference,
1938 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1939 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1940 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1942 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1943 * config/avr/avr-protos.h (avr_function_value): Likewise.
1944 * config/avr/avr.c (avr_return_in_memory,
1945 gas_output_limited_string, gas_output_ascii, avr_function_value,
1946 avr_return_in_memory): Likewise.
1947 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1948 * config/bfin/bfin.c (bfin_pass_by_reference,
1949 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1950 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1952 * config/cris/cris.c (cris_pass_by_reference,
1953 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1954 * config/crx/crx.c (crx_return_in_memory): Likewise.
1955 * config/darwin.c (function_base, machopic_function_base_name):
1957 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1958 TARGET_PROMOTE_PROTOTYPES): Likewise.
1959 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1960 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1961 * config/i386/i386-protos.h (ix86_return_in_memory,
1962 ix86_sol10_return_in_memory): Likewise.
1963 * config/i386/i386.c (ix86_function_value,
1964 ix86_function_sseregparm, ix86_must_pass_in_stack,
1965 type_natural_mode, classify_argument, examine_argument,
1966 construct_container, ix86_pass_by_reference, function_value_32,
1967 function_value_64, ix86_function_value_1, return_in_memory_32,
1968 return_in_memory_64, return_in_memory_ms_64,
1969 ix86_return_in_memory, ix86_sol10_return_in_memory,
1970 TARGET_PROMOTE_PROTOTYPES): Likewise.
1971 * config/ia64/ia64-protos.h (ia64_function_value,
1972 ia64_hpux_function_arg_padding): Likewise.
1973 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1974 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1975 ia64_hpux_function_arg_padding): Likewise.
1976 * config/iq2000/iq2000-protos.h (function_arg,
1977 iq2000_function_value): Likewise.
1978 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1979 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1980 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1981 function_arg, iq2000_function_value): Likewise.
1982 * config/m32c/m32c-protos.h (m32c_function_value,
1983 m32c_promote_function_return): Likewise.
1984 * config/m32c/m32c.c (m32c_pass_by_reference,
1985 m32c_promote_prototypes, m32c_promote_function_return,
1986 m32c_function_value): Likewise.
1987 * config/m32r/m32r.c (m32r_return_in_memory,
1988 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1989 m32r_in_small_data_p): Likewise.
1990 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1992 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1993 m68hc11_function_arg_padding): Likewise.
1994 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1995 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1996 m68k_function_value): Likewise.
1997 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1998 mcore_function_value): Likewise.
1999 * config/mcore/mcore.c (handle_structs_in_regs,
2000 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2001 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2002 mcore_num_arg_regs, mcore_function_value): Likewise.
2003 * config/mips/mips-protos.h (mips_pad_arg_upward,
2004 mips_function_value): Likewise.
2005 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2006 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2007 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2008 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2009 mips_function_value): Likewise.
2010 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2012 * config/mmix/mmix.c (mmix_pass_by_reference,
2013 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2014 mmix_encode_section_info): Likewise.
2015 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2017 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2018 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2019 mn10300_function_value): Likewise.
2020 * config/mt/mt-protos.h (mt_function_value): Likewise.
2021 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2022 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2023 * config/pa/pa-protos.h (function_arg_padding, function_value,
2024 pa_return_in_memory): Likewise.
2025 * config/pa/pa.c (pa_pass_by_reference,
2026 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2027 function_arg_padding, function_value, pa_return_in_memory):
2029 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2030 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2031 function_arg_padding): Likewise.
2032 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2033 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2034 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2035 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2036 function_arg_padding, altivec_expand_dst_builtin,
2037 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2038 altivec_init_builtins, rs6000_common_init_builtins,
2039 rs6000_function_value): Likewise.
2040 * s390/s390-protos.h (s390_function_value): Likewise.
2041 * config/s390/s390.c (s390_function_arg_size,
2042 s390_pass_by_reference, s390_return_in_memory,
2043 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2044 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2045 * config/score/score-protos.h (score_function_value): Likewise.
2046 * config/score/score.c (score_arg_partial_bytes,
2047 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2048 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2049 score_pass_by_reference, score_add_offset, score_function_value):
2051 * config/sh/sh-protos.h (sh_attr_renesas_p,
2052 sh_promote_prototypes): Likewise.
2053 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2054 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2055 sh_attr_renesas_p): Likewise.
2056 * config/sparc/sparc-protos.h (function_value,
2057 function_arg_padding): Likewise.
2058 * config/sparc/sparc.c (sparc_promote_prototypes,
2059 sparc_return_in_memory, sparc_pass_by_reference,
2060 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2061 function_arg_record_value_2, function_arg_record_value_1,
2062 function_arg_record_value, function_arg_record_value,
2063 function_arg_padding, function_value): Likewise.
2064 * config/spu/spu-protos.h (spu_function_value): Likewise.
2065 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2066 spu_function_value): Likewise.
2067 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2069 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2070 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2071 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2073 * config/v850/v850.c (v850_return_in_memory,
2074 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2075 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2076 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2077 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2078 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2080 * explow.c (promote_mode, hard_function_value): Likewise.
2081 * expr.h (hard_function_value, promote_mode): Likewise.
2082 * function.c (aggregate_value_p): Likewise.
2083 * hooks.c (hook_bool_const_tree_true): New.
2084 * hooks.h (hook_bool_const_tree_true): New.
2085 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2086 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2087 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2088 TARGET_RETURN_IN_MSB): Likewise.
2089 * target.h (promote_function_args, promote_function_return,
2090 promote_prototypes, return_in_memory, return_in_msb,
2091 pass_by_reference, must_pass_in_stack, callee_copies,
2092 function_value): Likewise.
2093 * targhooks.c (default_return_in_memory,
2094 hook_pass_by_reference_must_pass_in_stack,
2095 hook_callee_copies_named,
2096 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2097 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2098 default_function_value): Likewise.
2099 * targhooks.h (default_return_in_memory,
2100 hook_pass_by_reference_must_pass_in_stack,
2101 hook_callee_copies_named,
2102 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2103 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2104 default_function_value): Likewise.
2105 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2106 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2107 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2108 * tree.c (needs_to_live_in_memory): Likewise.
2109 * tree.h (struct tree_type, needs_to_live_in_memory,
2110 aggregate_value_p, must_pass_in_stack_var_size,
2111 must_pass_in_stack_var_size_or_pad): Likewise.
2112 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2113 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2114 lookup_filename): Likewise.
2116 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2120 fake fcomi i387 instruction for !TARGET_CMOVE.
2121 (ix86_expand_branch): Expand natural sequence with one jump for
2122 all targets, not only TARGET_CMOVE.
2123 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2124 pattern to implement fake fcomi sequence. Split instruction after
2125 reload to correct compare sequences.
2126 (*cmpfp_xf_cc): Ditto.
2127 (*cmpfp_<mode>_cc): Ditto.
2128 (*cmpfp_u_cc): Ditto.
2129 (*cmpfp_<mode>_cc): Ditto.
2131 2007-08-23 Richard Guenther <rguenther@suse.de>
2133 * tree-pretty-print.c (dump_generic_node): Annotate
2134 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2136 2007-08-23 Richard Guenther <rguenther@suse.de>
2138 * builtins.c (expand_builtin_mathfn): Wrap argument in
2139 save_expr directly instead of re-building the call.
2140 (expand_builtin_mathfn_2): Likewise.
2141 (expand_builtin_mathfn_3): Likewise.
2142 (expand_builtin_interclass_mathfn): Likewise.
2143 (expand_builtin_int_roundingfn): Set arg.
2144 (expand_builtin_int_roundingfn_2): Likewise.
2146 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2148 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2149 *sse_nand<mode>3, *sse_xor<mode>3): New.
2151 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2154 * config/i386/i386.c (print_operand): Handle ';' code. Output
2155 semicolon for TARGET_MACHO.
2156 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2157 emit semicolon after 'lock' prefix.
2158 (sync_double_compare_and_swap<mode>): Ditto.
2159 (*sync_double_compare_and_swapdi_pic): Ditto.
2160 (*sync_compare_and_swap_cc<mode>): Ditto.
2161 (sync_double_compare_and_swap_cc<mode>): Ditto.
2162 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2163 (sync_old_add<mode>): Ditto.
2164 (sync_add<mode>): Ditto.
2165 (sync_sub<mode>): Ditto.
2166 (sync_ior<mode>): Ditto.
2167 (sync_and<mode>): Ditto.
2168 (sync_xor<mode>): Ditto.
2170 2007-08-22 Chao-ying Fu <fu@mips.com>
2172 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2174 (copy_rtx): Handle CONST_FIXED.
2175 (rtx_equal_p): Likewise.
2176 * rtl.h (fixed_value.h): New include.
2177 (rtx_def): Add a new field of fixed_value to u.
2178 (XCNMPFV): Define for accessing fixed_value.
2179 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2181 * rtl.def (CONST_FIXED): New constant.
2182 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2183 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2184 US_ASHIFT): New codes.
2185 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2186 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2187 unsigned_fract_convert, unsigned_sat_fract): Document them.
2188 * varasm.c (assemble_integer): Extend to support fixed-point constants
2189 by using different machine classes.
2190 (decode_addr_const): Handle FIXED_CST.
2191 (const_hash_1): Likewise.
2192 (compare_constant): Likewise.
2193 (copy_constant): Likewise.
2194 (const_rtx_hash_1): Handle CONST_FIXED.
2195 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2196 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2198 (initializer_constant_valid_p): Handle FIXED_CST.
2199 (output_constant): Support FIXED_POINT_TYPE.
2200 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2201 * cse.c (hash_rtx): Support CONST_FIXED.
2202 (exp_equiv_p): Likewise.
2203 (cannon_reg): Likewise.
2204 (fold_rtx): Likewise.
2205 (equiv_constant): Likewise.
2206 (cse_process_notes_1): Likewise.
2207 (count_reg_usage): Likewise.
2208 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2209 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2210 (wrap_constant): Check CONST_FIXED.
2211 (cselib_hash_rtx): Support CONST_FIXED.
2212 (cselib_subst_to_values): Likewise.
2213 * df-scan.c (df_uses_record): Likewise.
2214 * gcse.c (want_to_gcse_p): Likewise.
2215 (oprs_unchanged_p): Likewise.
2216 (oprs_not_set_p): Likewise.
2217 (compute_transp): Likewise.
2218 (extract_mentioned_regs_helper): Likewise.
2219 * genemit.c (gen_exp): Likewise.
2220 * local-alloc.c (equiv_init_varies_p): Likewise.
2221 (contains_replace_regs): Likewise.
2222 (memref_referenced_p): Likewise.
2223 * loop-invariant.c (check_maybe_invariant): Likewise.
2224 (hash_invariant_expr_1): Likewise.
2225 (invariant_expr_equal_p): Likewise.
2226 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2227 * regclass.c (reg_scan_mark_refs): Likewise.
2228 * regrename.c (scan_rtx): Likewise.
2229 * resource.c (mark_referenced_resources): Likewise.
2230 (mark_set_resources): Likewise.
2231 * rtlanal.c (rtx_unstable_p): Likewise.
2232 (rtx_varies_p): Likewise.
2233 (count_occurrences): Likewise.
2234 (reg_mentioned_p): Likewise.
2235 (modified_between_p): Likewise.
2236 (modified_in_p): Likewise.
2237 (volatile_insn_p): Likewise.
2238 (volatile_refs_p): Likewise.
2239 (side_effects_p): Likewise.
2240 (may_trap_p_1): Likewise.
2241 (inequality_comparisons_p): Likewise.
2242 (computed_jump_p_1): Likewise.
2243 (commutative_operand_precedence): Likewise.
2244 * sched-deps.c (sched_analyze_2): Likewise.
2245 * sched-vis.c (print_value): Likewise.
2246 * reload.c (operands_match_p): Likewise.
2247 (subst_reg_equivs): Likewise.
2248 * reload1.c (eliminate_regs_1): Likewise.
2249 (elimination_effects): Likewise.
2250 (scan_paradoxical_subregs): Likewise.
2251 * alias.c (rtx_equal_for_memref_p): Likewise.
2252 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2253 * emit-rtl.c (const_fixed_htab): New hash table.
2254 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2256 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2257 const_fixed_from_fixed_value): New functions.
2258 (verify_rtx_sharing): Handle CONST_FIXED.
2259 (copy_rtx_if_shared_1): Likewise.
2260 (reset_used_flags): Likewise.
2261 (set_used_flags): Likewise.
2262 (copy_insn_1): Likewise.
2263 (init_emit_once): Create const_fixed_htab.
2264 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2266 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2268 PR tree-optimization/32949
2269 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2270 before failing for ivs with non-constant step.
2272 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2274 * doc/md.texi (Iterators): Renamed from Macros. All contents
2275 changed to reflect rename of respectively define_code_macro and
2276 define_mode_macro to define_code_iterator and define_mode_iterator.
2277 (Mode Iterators, Code Iterators): Similar.
2278 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2279 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2280 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2281 (initialize_iterators, find_iterator, check_code_iterator)
2282 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2283 (read_mapping, read_rtx_1): Similar.
2284 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2285 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2286 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2287 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2288 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2289 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2290 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2291 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2292 config/rs6000/sync.md, config/rs6000/rs6000.md,
2293 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2294 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2295 config/vax/vax.md, config/bfin/bfin.md: Similar.
2297 2007-08-22 David Daney <ddaney@avtrex.com>
2299 * doc/install.texi (Testing): Mention testing on a simulator.
2301 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2303 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2305 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2306 and rearrange floating point conversion functions into different
2309 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2311 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2312 dfa_post_advance_cycle): New scheduler hooks.
2313 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2314 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2316 (TARGET_SCHED): Use them.
2317 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2318 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2319 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2321 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2322 function to facilitate debugging.
2323 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2324 (output_insn_has_dfa_reservation_p): New static function to output
2325 insn_has_dfa_reservation_p ().
2326 (write_automata): Use it.
2327 * genattr.c (main): Output declaration for
2328 insn_has_dfa_reservation_p ().
2330 2007-08-22 Christian Bruel <christian.bruel@st.com>
2331 Richard Guenther <rguenther@suse.de>
2333 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2334 * simplify_rtx (simplify_binary_operation_1): Likewise.
2336 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2338 PR rtl-optimization/32557
2339 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2340 of REGNO (mws->mw_reg).
2342 2007-08-22 Richard Guenther <rguenther@suse.de>
2345 * builtins.c (expand_builtin_int_roundingfn): Replace call
2346 argument wrapped with SAVE_EXPR directly.
2347 (expand_builtin_int_roundingfn_2): Likewise.
2349 2007-08-22 Richard Guenther <rguenther@suse.de>
2351 * tree-inline.c (inlinable_function_p): Restore disregarding
2352 inline limits for GNU extern inline functions.
2354 2007-08-22 Richard Guenther <rguenther@suse.de>
2357 * tree.c (host_integerp): Treat sizetype as signed as it is
2360 2007-08-21 Ian Lance Taylor <iant@google.com>
2362 PR tree-optimization/33134
2363 * tree-vrp.c (adjust_range_with_scev): Call
2364 set_value_range_to_value.
2366 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2368 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2371 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2373 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2376 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2378 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2379 cases to set eight bytes at a time.
2380 (expand_block_move): Likewise.
2382 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2385 * dwarf2out.c (gen_decl_die): Don't call
2386 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2388 2007-08-21 Paul Brook <paul@codesourcery.com>
2389 Nathan Sidwell <nathan@codesourcery.com>
2390 Mark Mitchell <mark@codesourcery.com>
2391 Joseph Myers <joseph@codesourcery.com>
2393 * configure.ac: Add --with-pkgversion and --with-bugurl.
2394 * configure: Regenerate.
2395 * doc/install.texi: Document them.
2396 * version.c (version_string): Remove VERSUFFIX.
2397 (VERSUFFIX): Remove.
2398 (pkgversion_string): New.
2399 (bug_report_url): Do not hard-code initializer.
2400 * version.h (pkgversion_string): Declare.
2401 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2403 (version.o): Define PKGVERSION and BUGURL.
2404 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2405 (%.pod): Define BUGURL.
2406 * gcc.c (process_command, main): Use pkgversion_string.
2407 * toplev.c (compile_file, print_version): Likewise.
2408 * protoize.c (main): Likewise.
2409 * gcov.c (print_version): Likewise. Update copyright date.
2410 * gcov-dump.c (print_version): Likewise. Update copyright date.
2411 * mips-tdump.c (main): Likewise. Update copyright date.
2412 * mips-tfile.c (main): Likewise. Update copyright date.
2413 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2414 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2415 shorten description.
2416 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2417 * doc/gccint.texi: Likewise.
2418 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2419 Update copyright date.
2421 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2423 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2424 (ix86_expand_strlensi_unroll_1): Ditto.
2425 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2426 (ix86_expand_carry_flag_compare): Update comment.
2428 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2431 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2432 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2434 2007-08-21 Richard Guenther <rguenther@suse.de>
2436 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2438 2007-08-21 Richard Guenther <rguenther@suse.de>
2441 * fold-const.c (fold_binary): Remove index +p PTR folding.
2442 Fix types of POINTER_PLUS_EXPR generated by folding of
2445 2007-08-20 Chao-ying Fu <fu@mips.com>
2447 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2448 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2449 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2450 (c_common_fixed_point_type_for_size): Declare.
2451 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2452 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2453 (c_token_starts_declspecs): Likewise.
2454 (c_parser_declspecs): Likewise.
2455 (c_parser_attributes): Likewise.
2456 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2457 (c_declspecs): Add saturating_p.
2458 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2459 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2460 _Sat. Handle RID_SAT.
2461 Avoid using void, bool, char, int, float, double, _Decimal32,
2462 _Decimal64, _Decimal128, and complex with _Sat.
2463 Handle RID_FRACT and RID_ACCUM.
2464 Make sure _Sat is used with _Fract or _Accum.
2465 (finish_declspecs): Handle cts_fract and cts_accum.
2466 * c-common.c (fixed-value.h): New include.
2467 (constant_expression_warning): Handle FIXED_CST.
2468 (overflow_warning): Likewise.
2469 (warnings_for_convert_and_check): Likewise.
2470 (c_common_fixed_point_type_for_size): New.
2471 (c_common_type_for_mode): Handle fixed-point modes to
2472 return various saturating/non-saturating, signed/unsigned types.
2473 (c_common_signed_or_unsigned_type): Support fixed-point types.
2474 (shorten_compare): Check fixed-point zero.
2475 Handle FIXED_POINT_TYPE.
2476 (c_common_truthvalue_conversion): Handle FIXED_CST.
2477 Handle FIXED_POINT_TYPE.
2478 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2480 (handle_mode_attribute): Handle fixed-point modes. Need to check
2481 if the signness of base type and fixed-point modes are consistent.
2482 (handle_vector_size_attribute): Handle fixed-point modes.
2483 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2484 (warn_for_div_by_zero): Check fixed-point zero.
2485 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2486 a common fixed-point type based on fbit, ibit, sign, and saturation.
2487 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2488 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2489 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2490 (convert_for_assignment): Support FIXED_POINT_TYPE.
2491 (digest_init): Handle FIXED_POINT_TYPE.
2492 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2493 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2494 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2495 GE_EXPR, LT_EXPR, GT_EXPR.
2496 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2497 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2498 * target.h (gcc_target): Add fixed_point_supported_p.
2499 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2500 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2501 (default_fixed_point_supported_p): Define.
2502 * targhooks.h (default_fixed_point_supported_p): Declare.
2503 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2504 * doc/install.texi (Configuration): Add --enable-fixed-point.
2505 * configure.ac (--enable-fixed-point): New to enable fixed-point
2506 arithmetic extension to C. For mips targets, we enable it by default.
2507 * configure, config.in: Regenerate.
2509 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2511 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2513 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2515 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2516 DWARF2_DEBUGGING_INFO.
2517 (cold_text_section_used): Same.
2518 (cold_text_section): Same.
2520 2007-08-20 Richard Guenther <rguenther@suse.de>
2522 * c-typeck.c (convert_for_assignment): Use the type of
2523 the member for the initialization.
2525 2007-08-20 Richard Guenther <rguenther@suse.de>
2527 * c-objc-common.c (c_disregard_inline_limits): Remove.
2528 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2529 * cgraphunit.c (cgraph_process_new_functions): Call
2530 disregard_inline_limits_p.
2531 (cgraph_preserve_function_body_p): Likewise.
2532 * ipa-inline.c (compute_inline_parameters): Likewise.
2533 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2535 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2536 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2537 disregard_inline_limits langhook.
2538 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2540 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2541 disregard_inline_limits langhook.
2542 * tree-inline.c (disregard_inline_limits_p): New function.
2543 * tree-inline.h (disregard_inline_limits_p): Declare.
2545 2007-08-20 Richard Guenther <rguenther@suse.de>
2547 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2548 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2549 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2550 auto_var_in_fn_p langhook.
2551 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2553 * tree.c (auto_var_in_fn_p): ... here.
2554 (find_var_from_fn): Call auto_var_in_fn_p directly.
2555 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2556 auto_var_in_fn_p langhook.
2557 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2558 (copy_body_r): Likewise.
2559 (self_inlining_addr_expr): Likewise.
2560 * tree.h (auto_var_in_fn_p): Declare.
2562 2007-08-20 Richard Guenther <rguenther@suse.de>
2564 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2565 (walk_type_fields): Take lh parameter.
2566 (walk_tree): Rename to ...
2567 (walk_tree_1): ... this. Do not call the walk_subtrees
2568 langhook but the now passed callback. Pass lh on recursion.
2569 (walk_tree_without_duplicates): Rename to ...
2570 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2571 and call walk_tree_1.
2572 * tree.h (walk_tree_lh): New typedef.
2573 (walk_tree_1): Declare.
2574 (walk_tree_without_duplicates_1): Likewise.
2575 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2576 (walk_tree_without_duplicates): New define to
2577 walk_tree_without_duplicates_1 with NULL lh parameter.
2578 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2579 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2581 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2582 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2583 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2586 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2589 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2590 code in front of the compacting of basic blocks.
2591 Move the folding of statements inbetween the cgraph checking
2592 and compacting of basic blocks.
2594 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2595 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2598 * config/alpha/alpha.c (va_list_skip_additions): Check for
2599 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2600 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2601 PLUS_EXPR when checking ap.__base.
2602 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2603 when doing addition on pointer types. Use size_int instead of
2605 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2606 ptr_type in the second operand.
2608 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2611 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2613 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2616 * cfgexpand.c (expand_one_register_var): Mark pointer
2617 DECL_ARTIFICIAL as REG_POINTER also.
2618 * stmt.c (expand_decl): Likewise.
2620 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2627 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2628 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2629 on_worklist argument and avoid adding things to worklist multiple
2631 (add_to_worklist): Ditto.
2632 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2633 single SFT is clobbered.
2634 (set_initial_properties): Ditto.
2635 (compute_call_clobbered): Update for changes to function
2637 (create_overlap_variables_for): Always create SFT for offset 0.
2638 (create_structure_vars): Handle PHI's, since we are in SSA form at
2640 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2641 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2643 (add_vars_for_offset): Figure out aliases from access + points-to.
2644 (add_virtual_operand): Use add_vars-for_offset.
2645 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2646 (add_call_clobber_ops): Remove makes_clobbering_call set.
2647 (get_expr_operands): Always pass through the INDIRECT_REF
2649 * tree-ssa-structalias.c (struct constraint_graph): Remove
2651 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2652 address_taken, pt_used, number_incoming.
2653 (FIRST_ADDR_NODE): Removed.
2654 (merge_graph_nodes): Remove broken code for the moment.
2655 (init_graph): New function.
2656 (build_pred_graph): Remove code to init_graph.
2657 Add location equivalence support.
2658 (struct scc_info): Rename roots to deleted.
2660 (init_scc_info): Ditto
2661 (init_topo_info): Use graph->size.
2662 (compute_topo_order): Ditto.
2663 (do_da_constraint): Removed.
2664 (do_sd_constraint): Remove calls to find().
2665 set_union_with_increment should always get 0 as last arg here.
2666 (do_complex_constraint): Replace do_da_constraint with assert.
2668 (struct equiv_class_label): New.
2669 (pointer_equiv_class_table): Ditto.
2670 (location_equiv_class_table): Ditto.
2671 (equiv_class_label_hash): Ditto.
2672 (equiv_class_label_eq): Ditto
2673 (equiv_class_lookup): Ditto.
2674 (equiv_class_ladd): Ditto.
2675 (pointer_equiv_class): Ditto.
2676 (location_equiv_class): Ditto.
2677 (condense_visit): Rename and rewrite from label_visit to do only
2678 SCC related stuff for HU.
2679 (label_visit): Do HU work for HU.
2680 (perform_var_substitution): Update to do HU and location
2682 (free_var_substitution_info): Update to free HU and location
2683 equivalence structures. */
2684 (find_equivalent_node): Update for pointer but not location
2686 (unite_pointer_equivalences): New function.
2687 (move_complex_constraints): Rewrite to only do moving.
2688 (rewrite_constraints): Split out of move_complex_constraints.
2689 (solve_graph): Use graph->size.
2690 (process_constraint_1): Add from_call argument, use it.
2691 Split *a = &b into two constraints.
2692 (process_constraint): Use new process_constraint_1.
2693 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2694 (get_constraint_for): Handle non-pointer integers properly.
2695 Remove code that used to handle structures.
2696 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2697 with unknown addends.
2698 (handle_rhs_call): New function.
2699 (find_func_aliases): Use handle_rhs_call.
2700 (set_uids_in_ptset): Add an assert.
2701 (set_used_smts): Fix bug in not considering unified vars.
2702 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2703 (compute_points_to_sets): Update for other function changes.
2704 (delete_points_to_sets): Ditto.
2705 (ipa_pta_execute): Ditto.
2706 (pass_ipa_pta): We need to update SSA after ipa_pta.
2708 2007-08-19 Jan Hubicka <jh@suse.cz>
2710 * i386.md: Replace "rim" and "mri" constraints by "g".
2712 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2714 * dwarf2out.c (text_section_used, cold_text_section_used,
2715 cold_text_section, dwarf2out_note_section_used): New.
2716 (dwarf2out_init): Initialize cold_text_section.
2717 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2718 dwarf2out_note_section_used.
2719 (size_of_aranges): Only count entry for text section if it was
2720 used. Count entry for cold text section if it was used.
2721 (output_aranges): Only output entries for text section and cold
2722 text section if they were used.
2724 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2726 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2728 (debug_generic_stmt): Likewise.
2729 (debug_tree_chain): Likewise.
2731 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2733 * tree-data-refs.c (split_constant_offset): Expose.
2734 * tree-data-refs.h (split_constant_offset): Add declaration.
2736 * tree-vectorizer.h (dr_alignment_support): Renamed
2737 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2738 Added a new value dr_explicit_realign.
2739 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2740 dr_offset, dr_step, and dr_aligned_to, along with new access
2741 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2742 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2743 STMT_VINFO_DR_ALIGNED_TO.
2745 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2747 In case of outer-loop vectorization with non-fixed misalignment - use
2748 the dr_explicit_realign scheme instead of the optimized realignment
2750 (new_stmt_vec_info): Initialize new fields.
2752 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2753 'nested_in_vect_loop' case. Change verbosity level.
2754 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2755 Don't fail on zero step in the outer-loop for loads.
2756 (vect_analyze_data_refs): Call split_constant_offset to calculate
2757 base, offset and init relative to the outer-loop.
2759 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2760 BSI function argument with a new function argument - at_loop.
2761 Simplify the condition that determines STEP. Takes additional argument
2762 INV_P. Support outer-loop vectorization (handle the
2763 nested_in_vect_loop case), including zero step in the outer-loop. Call
2764 vect_create_addr_base_for_vector_ref with additional argument.
2765 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2766 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2767 Fixed and simplified calculation of step.
2768 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2769 of bsi, and with additional argument. Call bump_vector_ptr with
2770 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2771 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2772 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2773 when the realignment setup needs to take place inside the loop.
2774 Support the dr_explicit_realign scheme. Allow generating the optimized
2775 realignment scheme for outer-loop vectorization. Added documentation.
2776 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2777 the 'nested_in_vect_loop' case, including loads that are invariant in
2778 the outer-loop and the realignment schemes. Handle the case when the
2779 realignment setup needs to take place inside the loop. Call
2780 vect_setup_realignment with additional arguments. Call
2781 vect_create_data_ref_ptr with additional argument and with loop instead
2782 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2783 (vect_gen_niters_for_prolog_loop): Call
2784 vect_create_addr_base_for_vector_ref with additional arguments.
2785 (vect_create_cond_for_align_checks): Likewise.
2786 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2787 scheme: takes additional argument bump; argument ptr_incr is now
2788 optional; updated documentation.
2789 (vect_init_vector): Takes additional argument (bsi). Use it, if
2790 available, to insert the vector initialization.
2791 (get_initial_def_for_induction): Pass additional argument in call to
2793 (vect_get_vec_def_for_operand): Likewise.
2794 (vect_setup_realignment): Likewise.
2795 (vectorizable_load): Likewise.
2797 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2799 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2800 as argument instead of struct loop.
2801 (nested_in_vect_loop_p): New function.
2802 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2804 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2805 from other phis in the loop.
2806 (destroy_loop_vec_info): Add additional argument to declaration.
2808 * tree-vectorizer.c (supportable_widening_operation): Also check if
2809 nested_in_vect_loop_p (don't allow changing the order in this case).
2810 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2811 of struct loop. Call nested_in_vect_loop_p and don't require
2812 flag_unsafe_math_optimizations if it returns true.
2813 (new_stmt_vec_info): When setting def_type for phis differentiate
2814 loop-header phis from other phis.
2815 (bb_in_loop_p): New function.
2816 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2817 just update their loop_vinfo. Order of BB traversal now matters -
2818 call dfs_enumerate_from with bb_in_loop_p.
2819 (destroy_loop_vec_info): Takes additional argument to control whether
2820 stmt_vinfo of the loop stmts should be destroyed as well.
2821 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2822 reduction stmt to be defines by a non loop-header phi.
2823 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2825 * tree-vect-transform.c (vectorizable_reduction): Call
2826 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2827 (vectorizable_call): Likewise.
2828 (vectorizable_conversion): Likewise.
2829 (vectorizable_operation): Likewise.
2830 (vectorizable_type_promotion): Likewise.
2831 (vectorizable_type_demotion): Likewise.
2832 (vectorizable_store): Likewise.
2833 (vectorizable_live_operation): Likewise.
2834 (vectorizable_reduction): Likewise. Also pass loop_info to
2835 vect_is_simple_reduction instead of loop.
2836 (vect_init_vector): Call nested_in_vect_loop_p.
2837 (get_initial_def_for_reduction): Likewise.
2838 (vect_create_epilog_for_reduction): Likewise.
2839 (vect_init_vector): Check which loop to work with, in case there's an
2841 (get_initial_def_for_inducion): Extend to handle outer-loop
2842 vectorization. Fix indentation.
2843 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2844 In the case vect_induction_def get the vector def from the induction
2845 phi node, instead of calling get_initial_def_for_inducion.
2846 (get_initial_def_for_reduction): Extend to handle outer-loop
2848 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2850 (vect_transform_loop): Change assert to just skip this case. Add a
2852 (vect_finish_stmt_generation): Add a couple asserts.
2854 (vect_estimate_min_profitable_iters): Multiply
2855 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2857 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2858 this is an inner-loop reduction in outer-loop vectorization.
2860 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2861 Same code as what used to be vect_analyze_scalar_cycles, only with
2862 additional argument loop, and loop_info passed to
2863 vect_is_simple_reduction instead of loop.
2864 (vect_analyze_scalar_cycles): Code factored out into
2865 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2866 Updated documentation.
2867 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2868 outer-loop vectorization that are live or not used in the outerloop,
2869 cause this requires special handling.
2870 (vect_enhance_data_refs_alignment): Don't consider versioning for
2872 (vect_analyze_data_refs): Check that there are no datarefs in the
2874 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2875 and vect_used_in_outer_by_reduction cases.
2876 (process_use): Also consider the case of outer-loop stmt defining an
2877 inner-loop stmt and vice versa.
2878 (vect_analyze_loop_1): New function.
2879 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2880 loops. Call vect_analyze_loop_1.
2881 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2882 been vectorized. Call destroy_loop_vec_info with additional argument.
2884 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2885 in the inner-loop when doing outer-loop vectorization. Add
2886 documentation and printout.
2887 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2888 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2890 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2892 * tree-affine.h (print_aff): New prototype.
2893 (debug_aff): Likewise.
2894 * tree-affine.c (print_aff): New function.
2895 (debug_aff): Likewise.
2897 2007-08-18 Paul Brook <paul@codesourcery.com>
2898 Joseph Myers <joseph@codesourcery.com>
2900 * common.opt (-fdebug-prefix-map=): New option.
2901 * opts.c: Include debug.h.
2902 (common_handle_option): Handle -fdebug-prefix-map.
2903 * final.c: Include ggc.h.
2904 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2905 remap_debug_filename): New.
2906 * Makefile.in (final.o, opts.o): Update dependencies.
2907 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2908 * configure.ac: Check for assembler --debug-prefix-map support.
2909 * configure, config.in: Regenerate.
2910 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2911 (ASM_DEBUG_SPEC): Include ASM_MAP.
2912 * doc/install.texi (--with-debug-prefix-map): Document.
2913 * doc/invoke.texi (-fdebug-prefix-map): Document.
2914 * dbxout.c (dbxout_init, dbxout_start_source_file,
2915 dbxout_source_file): Call remap_debug_filename.
2916 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2917 dwarf2out_start_source_file, dwarf2out_finish): Call
2918 remap_debug_filename.
2919 (file_table_relative_p): Do not check d->emitted_number.
2920 * toplev.c (output_file_directive): Call remap_debug_filename.
2921 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2922 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2924 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2926 * loop-invariant.c (find_invariants_to_move): Add missing macro
2929 2007-08-17 Tom Tromey <tromey@redhat.com>
2931 * tree.h (struct tree_label_decl): Removed old "java" fields.
2933 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2934 Nigel Stephens <nigel@mips.com>
2936 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2937 Treat -mno-data-in-code and -mcode-xonly as aliases for
2938 -mcode-readable=no and -mcode-readable=pcrel respectively.
2939 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2940 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2941 (MULTILIB_DIRNAMES): Update accordingly.
2943 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2945 * Makefile.in (version.o): Depend on $(REVISION) only if
2946 REVISION_s is defined.
2948 2007-08-17 Sa Liu <saliu@de.ibm.com>
2949 Ulrich Weigand <uweigand@de.ibm.com>
2952 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2953 use build_qualified_type to retain qualifiers of the base type.
2955 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2957 * config/score/score.md : Update pattern tablejump.
2958 * config/score/score.c : Update score_initialize_trampoline
2960 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2961 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2962 * doc/contrib.texi: Add my entry.
2964 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2966 * Makefile.in (REVISION): New.
2969 (version.o): Also depend on $(REVISION). Add
2970 -DREVISION=$(REVISION_s).
2972 * version.c (version_string): Add REVISION.
2974 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2976 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2977 of GOTO that's relocated to a different block.
2979 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2981 * c-common.c (const_strip_array_types): New.
2982 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2983 (const_strip_array_types): New.
2984 * c-objc-common.c (c_disregard_inline_limits,
2985 c_warn_unused_global_decl): Constify.
2986 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2987 c_vla_type_p, c_incomplete_type_error): Likewise.
2988 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2989 * hooks.c (hook_bool_const_tree_false): New.
2990 * hooks.h (hook_bool_const_tree_false): Likewise.
2991 * langhooks-def.h (lhd_warn_unused_global_decl,
2992 lhd_incomplete_type_error, lhd_expr_size,
2993 lhd_tree_inlining_disregard_inline_limits,
2994 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2995 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2996 * langhooks.c (lhd_warn_unused_global_decl,
2997 lhd_incomplete_type_error,
2998 lhd_tree_inlining_disregard_inline_limits,
2999 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3000 lhd_expr_size): Likewise.
3001 * langhooks.h (lang_hooks_for_tree_inlining,
3002 lang_hooks_for_tree_dump, lang_hooks_for_types,
3003 lang_hooks_for_decls, lang_hooks): Likewise.
3004 * pointer-set.c (pointer_set_t, pointer_set_create,
3005 pointer_set_contains, insert_aux, pointer_set_insert,
3006 pointer_set_traverse, pointer_map_t, pointer_map_create,
3007 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3009 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3010 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3011 pointer_map_traverse): Likewise.
3012 * predict.c (assert_is_empty): Likewise.
3013 * tree-affine.c (free_name_expansion): Likewise.
3014 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3015 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3016 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3018 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3020 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3022 (destroy_loop_vec_info): Add call to VEC_free.
3023 * tree-vectorizer.h (may_alias_ddrs): Define.
3024 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3025 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3026 Change reporting to dump.
3027 (vect_is_duplicate_ddr): New.
3028 (vect_mark_for_runtime_alias_test): New.
3029 (vect_analyze_data_ref_dependences) Add call to
3030 vect_mark_for_runtime_alias_test.
3031 (vect_enhance_data_refs_alignment): Define local variable
3032 vect_versioning_for_alias_required, don't perform
3033 peeling for alignment if versioning for alias is
3035 (vect_enhance_data_refs_alignment): Use
3036 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3037 PARAM_VECT_MAX_VERSION_CHECKS.
3038 * tree-vect-transform.c
3039 (vect_create_cond_for_alias_checks): New.
3040 (vect_transform_loop): Add call to
3041 vect_create_cond_for_alias_checks.
3042 (vect_vfa_segment_size): New.
3043 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3045 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3046 * gcc/doc/invoke.texi
3047 (vect-max-version-for-alignment-checks): Document.
3048 (vect-max-version-for-alias-checks): Document.
3049 (vect-max-version-checks): Remove.
3051 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3053 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3054 the same line as the instruction for all asm dialects.
3055 (*rep_movsi): Ditto.
3056 (*rep_movsi_rex64): Ditto.
3057 (*rep_movqi): Ditto.
3058 (*rep_movqi_rex64): Ditto.
3059 (*rep_stosdi_rex64): Ditto.
3060 (*rep_stossi): Ditto.
3061 (*rep_stossi_rex64): Ditto.
3062 (*rep_stosqi): Ditto.
3063 (*rep_stosqi_rex64): Ditto.
3064 (*cmpstrnqi_nz_1): Ditto.
3065 (*cmpstrnqi_nz_rex_1): Ditto.
3066 (*cmpstrnqi_1): Ditto.
3067 (*cmpstrnqi_rex_1): Ditto.
3068 (*strlenqi_1): Ditto.
3069 (*strlenqi_rex_1): Ditto.
3070 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3071 prefix on the same line as the instruction for all asm dialects.
3072 (sync_double_compare_and_swap<mode>): Ditto.
3073 (*sync_double_compare_and_swapdi_pic): Ditto.
3074 (*sync_compare_and_swap_cc<mode>): Ditto.
3075 (sync_double_compare_and_swap_cc<mode>): Ditto.
3076 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3077 (sync_old_add<mode>): Ditto.
3078 (sync_add<mode>): Ditto.
3079 (sync_sub<mode>): Ditto.
3080 (sync_ior<mode>): Ditto.
3081 (sync_and<mode>): Ditto.
3082 (sync_xor<mode>): Ditto.
3084 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3087 * reload.c (find_reloads): Check that the memory returned by
3088 find_reloads_toplev was not the result of forcing a constant
3090 (find_reloads_toplev): Always use simplify_gen_subreg to get
3091 the subreg of a constant. If the result is also a constant,
3092 but not a legitimate one, force it into the constant pool
3093 and reload its address.
3095 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3097 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3100 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3102 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3103 directive for the current vector ABI.
3105 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3108 * caller-save.c (reg_save_code): Set invalide status on restore code.
3110 2007-08-15 Diego Novillo <dnovillo@google.com>
3112 * tree-ssa-alias.c (compute_memory_partitions): Use
3113 alias_bitmap_obstack to allocate bitmaps.
3114 (reset_alias_info): Factor out of init_alias_info.
3115 Mark all name tags not associated to an SSA name for renaming.
3116 (init_alias_info): Call it.
3117 (create_name_tags): Tidy. Add comments.
3118 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3120 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3122 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3123 scheduler dependencies.
3125 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3127 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3129 (*iorsi_1_zext): Likewise.
3130 (*iorsi_1_zext_imm): Likewise.
3131 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3132 with "rm"/"xm" constraint.
3133 (sse2_vmsqrtv2df2): Likewise.
3135 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3138 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3141 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3143 * tree-pass.h (PROP_pta): Removed.
3144 (TODO_rebuild_alias): New.
3145 (pass_may_alias): Removed.
3146 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3147 aliasing if we changed something.
3148 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3150 (pass_may_alias): Removed.
3151 (create_structure_vars): Return TODO_rebuild_alias.
3152 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3153 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3155 (tree_sra_early): We never affect aliasing right now.
3156 * tree-flow.h (compute_may_aliases): New prototype.
3157 * passes.c: Remove pass_may_alias from the passes.
3158 (execute_function_todo): Support TODO_rebuild_alias.
3160 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3162 * i386.c: (legitimize_address): Move dllimported variable check
3163 infront of legitimizing pic address of CONST symbols.
3165 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3167 PR tree-optimization/32941
3168 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3169 (goto_queue_cmp): Remove.
3170 (find_goto_replacement): Change search method.
3171 (maybe_record_in_goto_queue): Add assert.
3172 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3173 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3175 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3177 * alias.c (component_uses_parent_alias_set): Constify.
3178 * alias.h (component_uses_parent_alias_set): Likewise.
3179 * cfgrtl.c (print_rtl_with_bb): Likewise.
3180 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3181 mpz_get_double_int): Likewise.
3182 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3183 mpz_get_double_int): Likewise.
3184 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3185 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3187 * expr.h (safe_from_p): Likewise.
3188 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3190 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3191 zero_sized_type, goa_lhs_expr_p): Likewise.
3192 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3193 * rtl.h (print_rtl_with_bb): Likewise.
3194 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3195 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3196 * tree-flow-inline.h (bb_stmt_list): Constify.
3197 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3199 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3200 const_first_stmt, const_last_stmt): New.
3201 (block_may_fallthru, empty_block_p): Constify.
3202 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3203 EXPR_ONLY_BODY): New.
3204 (expr_first, expr_last, expr_only): Use macro for body.
3205 (const_expr_first, const_expr_last, const_expr_only): New.
3206 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3207 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3208 ctsi_prev, ctsi_stmt): New.
3209 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3210 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3211 * tree-ssa-loop-niter.c (loop_only_exit_p,
3212 derive_constant_upper_bound): Likewise.
3213 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3214 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3215 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3216 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3217 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3218 * tree.c (get_type_static_bounds): Likewise.
3219 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3220 (get_type_static_bounds): Constify.
3222 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3225 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3226 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3227 (*<addsub><mode>3_cc_overflow): New.
3228 (*add<mode>3_cconly_overflow): New.
3229 (*sub<mode>3_cconly_overflow): New.
3230 (*<addsub>si3_zext_cc_overflow): New.
3231 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3232 CCCmode for LTU, GTU, LEU and GEU.
3233 (ix86_comparison_operator): Likewise.
3234 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3235 * config/i386/i386.c (put_condition_code): Support CCCmode.
3236 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3237 or MINUS expressions.
3239 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3242 * c-typeck.c (build_binary_op): Disallow vector float types with
3243 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3245 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3247 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3248 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3249 (dep_def): New typedef.
3250 (init_dep_1, sd_debug_dep): Declare functions.
3251 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3252 (debug_dep_links): Remove.
3253 (struct _deps_list): New field 'n_links'.
3254 (DEPS_LIST_N_LINKS): New macro.
3255 (FOR_EACH_DEP_LINK): Remove.
3256 (create_deps_list, free_deps_list, delete_deps_list): Remove
3258 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3259 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3260 (copy_deps_list_change_con, move_dep_link): Ditto.
3261 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3262 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3264 (INSN_BACK_DEPS): Remove.
3265 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3267 (INSN_DEP_COUNT): Remove.
3268 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3269 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3270 Declare global variables.
3271 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3272 (add_forw_dep, compute_forward_dependences): Remove declarations.
3273 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3274 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3275 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3277 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3279 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3280 (sd_list_types_def): New typedef.
3281 (sd_next_list): Declare function.
3282 (struct _sd_iterator): New type.
3283 (sd_iterator_def): New typedef.
3284 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3286 (FOR_EACH_DEP): New cycle wrapper.
3287 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3289 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3290 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3293 * sched-deps.c (init_dep_1): Make global.
3294 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3296 (dump_dep): New static function.
3297 (dump_dep_flags): New static variable.
3298 (sd_debug_dep): New function.
3299 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3301 (move_dep_link): Use remove_from_deps_list (), instead of
3303 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3304 (dep_link_is_detached_p): New static function.
3305 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3307 (dn_pool, dl_pool): New alloc_pools.
3308 (dn_pool_diff, dl_pool_diff): New static variables.
3309 (create_dep_node, delete_dep_node): New static function.
3310 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3311 (deps_list_empty_p): Make it static. Use 'n_links' field.
3312 (deps_pools_are_empty_p): New static function.
3313 (alloc_deps_list, delete_deps_list): Remove.
3314 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3315 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3316 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3317 (forward_dependency_cache): Remove.
3318 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3319 'back' from the names. Change signature to use dep_t instead of
3321 (add_back_dep): Ditto. Make global.
3322 (check_dep_status): Rename to check_dep ().
3323 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3325 (sd_finish_insn): Ditto.
3326 (sd_find_dep_between_no_cache): New static function.
3327 (sd_find_dep_between): New function.
3328 (ask_dependency_caches, set_dependency_caches): New static functions.
3329 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3330 (add_or_update_dep_1): Separate pieces of functionality into
3331 ask_dependency_caches (), update_dependency_caches (),
3332 change_spec_dep_to_hard (), update_dep ().
3333 (get_back_and_forw_lists): New static function.
3334 (sd_add_dep): Separate setting of dependency caches into
3335 set_dependency_caches ().
3336 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3338 (sd_delete_dep): Ditto.
3339 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3340 (dump_lists): New static function.
3341 (sd_debug_lists): New debug function.
3342 (delete_all_dependences, fixup_sched_groups): Update to use
3343 sd_* infrastructure.
3344 (sched_analyze_2): Create data-speculative dependency only if
3345 data-speculation is enabled.
3346 (sched_analyze_insn): If insn cannot be speculative, make all its
3347 dependencies non-speculative.
3348 (sched_analyze): Use sd_init_insn ().
3349 (add_forw_dep, compute_forward_dependencies): Remove.
3350 (delete_dep_nodes_in_back_deps): New static function.
3351 (sched_free_deps): New function.
3352 (init_dependency_caches): Init alloc_pools.
3353 (extend_depedency_caches): Update after removing of
3354 forward_dependency_cache.
3355 (free_dependency_caches): Ditto. Free alloc_pools.
3356 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3357 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3359 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3360 (add_dependence): Use init_dep ().
3361 (get_dep_weak_1): New static function.
3362 (get_dep_weak): Move logic to get_dep_weak_1 ().
3363 (dump_ds): New static function moved from haifa-sched.c:
3364 debug_spec_status ().
3365 (debug_ds): New debug function.
3366 (check_dep_status): Rename to check_dep (). Update to check whole
3369 * haifa-sched.c (spec_info): Make global.
3370 (added_recovery_block_p): Rename to
3371 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3372 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3373 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3374 to use new interfaces.
3375 (ok_for_early_queue_removal): Ditto.
3376 (schedule_block): Initialize logical uids of insns emitted by the
3378 (sched_init): Initialize new variable.
3379 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3381 (extend_global): Initialize insn data.
3382 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3383 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3385 (add_to_speculative_block): Update to use new interfaces.
3386 (create_recovery_block): Set new variables.
3387 (create_check_block_twin, fix_recovery_deps): Update to use new
3389 (sched_insn_is_legitimate_for_speculation_p): New function.
3390 (speculate_insn): Move checking logic to
3391 sched_insn_is_legitimate_for_speculation_p ().
3392 (sched_remove_insn): Finalize sched-deps information of instruction.
3393 (clear_priorities, add_jump_dependencies): Update to use new
3395 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3397 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3398 to use new interfaces.
3399 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3400 (new_ready): Try to use control speculation only if it is available.
3401 (add_branch_dependences): Update to use new interfaces.
3402 (compute_block_backward_dependences): Rename to
3403 compute_block_dependences (). Call
3404 targetm.sched.dependencies_evaluation_hook ().
3405 (free_block_dependencies): New static function.
3406 (debug_dependencies): Update to use new interfaces.
3407 (schedule_region): Remove separate computation of forward dependencies.
3408 Move call of targetm.sched.dependencies_evaluation_hook () to
3409 compute_block_dependences (). Free dependencies at the end of
3410 scheduling the region.
3412 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3414 (add_deps_for_risky_insns): Ditto.
3415 (schedule_ebb): Remove separate computation of forward dependencies.
3416 Free dependencies at the end of scheduling the ebb.
3418 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3419 (build_intra_loop_deps): Ditto. Remove separate computation of
3420 forward dependencies. Free sched-deps dependencies.
3422 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3423 to use new interfaces.
3424 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3426 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3428 (is_costly_group): Ditto.
3430 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3432 * alias.c (rtx_equal_for_memref_p): Constify.
3433 * basic-block.h (const_edge, const_basic_block): New.
3434 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3435 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3436 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3437 probably_never_executed_bb_p, edge_probability_reliable_p,
3438 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3439 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3441 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3442 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3444 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3445 flow_nodes_print, dfs_enumerate_from): Likewise.
3446 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3447 control_flow_insn_p, count_basic_blocks): Likewise.
3448 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3449 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3450 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3451 average_num_loop_insns, loop_exit_edge_p,
3452 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3453 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3454 average_num_loop_insns, seq_cost): Likewise.
3455 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3456 * dominance.c (dominated_by_p): Likewise.
3457 * emit-rtl.c (validate_subreg): Likewise.
3458 * except.c (can_throw_internal, can_throw_external): Likewise.
3459 * except.h (can_throw_internal, can_throw_external): Likewise.
3460 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3461 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3462 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3463 simple_mem, store_ops_ok, load_kills_store, find_loads,
3464 store_killed_in_insn, store_killed_after, store_killed_before,
3465 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3467 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3468 noce_mem_write_may_trap_or_fault_p): Likewise.
3469 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3471 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3473 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3474 probably_cold_bb_p, probably_never_executed_bb_p,
3475 edge_probability_reliable_p, br_prob_note_reliable_p,
3476 can_predict_insn_p): Likewise.
3477 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3478 * resource.c (return_insn_p): Likewise.
3479 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3481 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3482 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3483 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3484 verify_gimple_modify_stmt): Likewise.
3485 * tree-chrec.c (is_not_constant_evolution,
3486 is_multivariate_chrec_rec, is_multivariate_chrec,
3487 chrec_contains_symbols, chrec_contains_undetermined,
3488 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3489 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3490 eq_evolutions_p, scev_direction): Likewise.
3491 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3492 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3493 chrec_contains_symbols_defined_in_loop,
3494 chrec_contains_undetermined, tree_contains_chrecs,
3495 evolution_function_is_affine_multivariate_p,
3496 evolution_function_is_univariate_p, chrec_zerop,
3497 evolution_function_is_constant_p, evolution_function_is_affine_p,
3498 evolution_function_is_affine_or_constant_p,
3499 tree_does_not_contain_chrecs, chrec_type): Likewise.
3500 * tree-data-ref.c (tree_fold_divides_p,
3501 object_address_invariant_in_loop_p, dr_may_alias_p,
3502 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3503 same_access_functions, constant_access_functions,
3504 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3506 * tree-flow.h (scev_direction): Likewise.
3507 * tree-gimple.c (is_gimple_stmt): Likewise.
3508 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3510 * tree-pretty-print.c (op_prio): Likewise.
3511 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3512 analyzable_condition, backedge_phi_arg_p): Likewise.
3513 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3514 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3515 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3518 2007-08-13 Dan Hipschman <dsh@google.com>
3521 * c-format.c (check_format_arg): Move check for zero-length
3522 format strings below the check for unterminated strings.
3524 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3527 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3530 2007-08-13 Nick Clifton <nickc@redhat.com>
3532 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3534 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3537 * c-format.c (gcc_gfc_length_specs): New array.
3538 (gcc_gfc_char_table): Add unsigned specifier, and references to
3539 the l length modifier.
3540 (format_types_orig): Use the new gcc_gfc_length_specs.
3542 2007-08-12 Sa Liu <saliu@de.ibm.com>
3544 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3545 and with REG_RETVAL note after split.
3547 2007-08-11 David Daney <ddaney@avtrex.com>
3549 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3550 as ATTRIBUTE_UNUSED.
3552 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3553 Segher Boessenkool <segher@kernel.crashing.org>
3555 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3556 HAVE_LOCAL_CPU_DETECT not defined.
3558 2007-08-11 Jan Hubicka <jh@suse.cz>
3560 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3561 (cgraph_process_new_functions): Honor previous value of
3562 disregard_inline_limits.
3563 * ipa-inline.c (compute_inline_parameters): Likewise.
3565 2007-08-11 Ian Lance Taylor <iant@google.com>
3567 * alias.h (alias_set_type): Define new type.
3568 (ALIAS_SET_MEMORY_BARRIER): Use it.
3569 * rtl.h: Include alias.h.
3570 (struct mem_attrs): Use alias_set_type.
3571 * tree.h: Include alias.h
3572 (struct tree_type): Use alias_set_type.
3573 (struct tree_struct_field_tag): Likewise.
3574 (struct tree_decl_common): Likewise.
3575 * alias.c (struct alias_set_entry): Use alias_set_type.
3576 (get_alias_set_entry, alias_set_subset_of): Likewise.
3577 (alias_sets_conflict_p): Likewise.
3578 (alias_sets_must_conflict_p): Likewise.
3579 (objects_must_conflict_p): Likewise.
3580 (get_alias_set, new_alias_set): Likewise.
3581 (record_alias_subset, record_component_aliases): Likewise.
3582 (varargs_set, frame_set): Change to alias_set_type.
3583 (get_varargs_alias_set): Use alias_set_type.
3584 (get_frame_alias_set): Likewise.
3585 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3586 * dse.c (struct store_info): Use alias_set_type.
3587 (struct read_info, struct clear_alias_mode_holder): Likewise.
3588 (clear_alias_set_lookup, canon_address): Likewise.
3589 (record_store, check_mem_read_rtx): Likewise.
3590 (dse_record_singleton_alias_set): Likewise.
3591 (dse_invalidate_singleton_alias_set): Likewise.
3592 * emit-rtl.c (get_mem_attrs): Likewise.
3593 (set_mem_attributes_minus_bitpos): Likewise.
3594 (set_mem_alias_set): Likewise.
3595 * expr.c (store_constructor_field, store_field): Likewise.
3596 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3597 * langhooks.c (lhd_get_alias_set): Likewise.
3598 * langhooks-def.h (lhd_get_alias_set): Likewise.
3599 * reload1.c (alter_reg): Likewise.
3600 * tree-flow.h (struct fieldoff): Likewise.
3601 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3602 (may_alias_p, get_smt_for, create_sft): Likewise.
3603 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3604 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3605 (merge_smts_into): Likewise.
3606 * varasm.c (const_alias_set): Likewise.
3607 * c-common.c (strict_aliasing_warning): Likewise.
3608 (c_common_get_alias_set): Likewise.
3609 * dse.h (dse_record_singleton_alias_set): Update declaration.
3610 (dse_invalidate_singleton_alias_set): Likewise.
3611 * emit-rtl.h (set_mem_alias_set): Likewise.
3612 * c-common.h (c_common_get_alias_set): Likewise.
3613 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3614 * print-tree.c (print_node): Likewise.
3615 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3617 (alpha_setup_incoming_varargs): Use alias_set_type.
3618 * config/i386/i386.c (setup_incoming_varargs_64): Use
3620 (setup_incoming_varargs_ms_64): Likewise.
3621 (ix86_GOT_alias_set): Likewise.
3622 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3623 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3624 (set): Change to alias_set_type.
3625 (get_TOC_alias_set): Use alias_set_type.
3626 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3628 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3629 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3631 (struct_value_alias_set): Likewise.
3632 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3634 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3636 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3637 * config/vxworks.h (TARGET_VXWORKS): Override.
3638 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3639 "mips" if TARGET_VXWORKS.
3641 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3643 * calls.c (avoid_likely_spilled_reg): New function.
3644 (expand_call): Use it.
3646 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3648 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3650 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3652 * config/mips/predicates.md (const_call_insn_operand): Invoke
3653 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3655 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3658 * config/rs6000/driver-rs6000.c: Include link.h.
3659 Use ElfW instead of wordsize-specif typedef.
3661 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3663 * system.h (CONST_CAST): New.
3664 * c-decl.c (c_make_fname_decl): Use it.
3665 * c-lex.c (cb_ident, lex_string): Likewise.
3666 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3667 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3668 give_switch, set_multilib_dir): Likewise.
3669 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3670 * passes.c (execute_one_pass): Likewise.
3671 * prefix.c (update_path): Likewise.
3672 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3673 * tree.c (build_string): Likewise.
3675 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3677 * tree-flow-inline.h (is_exec_stmt): Remove.
3678 (is_label_stmt): Remove.
3679 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3682 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3684 * lower-subreg.c (resolve_shift_zext): Don't adjust
3685 src_reg_num for wordmode operands.
3687 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3688 David Ung <davidu@mips.com>
3690 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3691 (TARGET_SCHED_REORDER2): Define.
3692 (mips_maybe_swap_ready): New.
3693 (mips_last_74k_agen_insn): New.
3694 (mips_74k_agen_init): New.
3695 (mips_74k_agen_reorder): New function to group loads and stores
3697 (mips_sched_init): New.
3698 (mips_sched_reorder): Don't do initialization here. Call
3699 mips_74k_agen_reorder.
3700 (mips_variable_issue): Call mips_74k_agen_init.
3702 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3704 * tree-flow-inline.h (get_filename): Remove.
3706 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3708 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3710 (mips_fetch_insns): Delete in favor of...
3711 (mips_load_store_insns): ...this new function.
3712 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3713 to say whether multiword moves _might_ be split.
3714 (mips_fetch_insns): Delete in favor of...
3715 (mips_load_store_insns): ...this new function.
3716 (mips_rtx_costs): Update the call to mips_address_insns.
3717 (mips_address_cost): Likewise.
3718 * config/mips/mips.md (length): Use mips_load_store_insns instead
3719 of mips_fetch_insns.
3720 * config/mips/constraints.md (R): Use mips_address_insns rather
3721 than mips_fetch_insns. Assume that the move never needs to be split.
3723 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3725 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3726 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3727 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3728 * config/mips/mips.h (mips16_hard_float): Delete.
3729 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3730 definitions, and replace with....
3731 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3732 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3733 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3734 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3735 (override_options): Replace MASK_SOFT_FLOAT references with
3736 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3737 and mips16_hard_float when TARGET_MIPS16.
3739 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3742 * c-typeck.c (build_binary_op): Check for non pointer types before
3743 calling int_fits_type_p.
3745 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3748 * fold-const.c (omit_one_operand): Return only the ommitted expression
3749 if the result is an empty statement.
3750 (pedantic_omit_one_operand): Likewise.
3752 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3754 * c-typeck.c (readonly_error): Improve error for assignment.
3756 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3758 (pp_c_expression): Ditto.
3760 2007-08-09 Simon Baldwin <simonb@google.com>
3762 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3763 break that was preventing simplify_associative_operation() for xor.
3765 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3766 Nigel Stephens <nigel@mips.com>
3768 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3769 Document change in interpretation of value from boolean to
3771 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3772 ffs and ctz using clz.
3773 (expand_unop): Call them.
3774 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3776 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3777 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3778 enable the new ffs expansion on this target.
3780 2007-08-09 Jan Hubicka <jh@suse.cz>
3782 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3783 (expand_ternary_op): Likewise.
3784 (expand_vec_shift_expr): Likewise.
3785 (expand_binop_directly): Likewise.
3786 (expand_binop): Likewise.
3787 (sign_expand_binop): Likewise.
3788 (expand_twoval_unop): Likewise.
3789 (expand_twoval_binop): Likewise.
3790 (expand_twoval_binop_libfunc): Likewise.
3791 (widen_clz): Likewise.
3792 (widen_bswap): Likewise.
3793 (expand_parity): Likewise.
3794 (expand_unop): Likewise.
3795 (expand_abs_nojump): Likewise.
3796 (expand_copysign): Likewise.
3797 (emit_no_conflict_block): Likewise.
3798 (emit_libcall_block): Likewise.
3799 (can_compare_p): Likewise.
3800 (prepare_cmp_insn): Likewise.
3801 (emit_cmp_and_jump_insn_1): Likewise.
3802 (prepare_float_lib_cmp): Likewise.
3803 (emit_conditional_add): Likewise.
3804 (gen_add2_insn): Likewise.
3805 (have_add2_insn): Likewise.
3806 (gen_sub2_insn): Likewise.
3807 (have_sub2_insn): Likewise.
3808 (can_extend_p): Likewise.
3809 (can_fix_p): Likewise.
3810 (can_float_p): Likewise.
3811 (expand_float): Likewise.
3812 (expand_fix): Likewise.
3813 (expand_sfix_optab): Likewise.
3814 (new_optab): Likewise.
3815 (new_convert_optab): Likewise.
3816 (init_libfuncs): Likewise.
3817 (init_interclass_conv_libfuncs): Likewise.
3818 (init_intraclass_conv_libfuncs): Likewise.
3819 (set_conv_libfunc): Likewise.
3820 (init_optabs): Likewise.
3821 (debug_optab_libfuncs): Likewise.
3822 (gen_cond_trap): Likewise.
3823 * optabs.h (optab_handler, convert_optab_hanlder): New.
3824 * genopinit.c: Update optabs generation table.
3825 * reload.c (find_reloads_address_1): Use optabs accestors.
3826 * builtins.c (expand_builtin_mathfn): Likewise.
3827 (expand_builtin_mathfn_2): Likewise.
3828 (expand_builtin_mathfn_3): Likewise.
3829 (expand_builtin_interclass_mathfn): Likewise.
3830 (expand_builtin_sincos): Likewise.
3831 (expand_builtin_cexpi): Likewise.
3832 (expand_builtin_powi): Likewise.
3833 (expand_builtin_strlen): Likewise.
3834 * dojump.c (do_jump): Likewise.
3835 * expr.c (convert_move): Likewise.
3836 (move_by_pieces): Likewise.
3837 (move_by_pieces_ninsns): Likewise.
3838 (can_store_by_pieces): Likewise.
3839 (store_by_pieces_1): Likewise.
3840 (emit_move_via_integer): Likewise.
3841 (emit_move_complex): Likewise.
3842 (emit_move_ccmode): Likewise.
3843 (emit_move_insn_1): Likewise.
3844 (emit_single_push_insn): Likewise.
3845 (store_constructor): Likewise.
3846 (expand_expr_real_1): Likewise.
3847 (do_store_flag): Likewise.
3848 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3849 (enumerate_modes): Likewise.
3850 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3851 (supportable_widening_operation): Likewise.
3852 (supportable_narrowing_operation): Likewise.
3853 * expmed.c (store_bit_field_1): Likewise.
3854 (extract_bit_field_1): Likewise.
3855 (expand_mult_highpart_optab): Likewise.
3856 (expand_smod_pow2): Likewise.
3857 (expand_divmod): Likewise.
3858 (emit_store_flag): Likewise.
3859 * tree-vect-patterns.c
3860 (vect_pattern_recog_1): Likewise.
3861 * tree-ssa-loop-prefetch.c
3862 (nontemporal_store_p): Likewise.
3863 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3864 (vect_create_epilog_for_reduction): Likewise.
3865 (vectorizable_reduction): Likewise.
3866 (vectorizable_operation): Likewise.
3867 (vect_strided_store_supported): Likewise.
3868 (vectorizable_store): Likewise.
3869 (vect_strided_load_supported): Likewise.
3870 (vectorizable_load): Likewise.
3871 * combine.c (simplify_comparison): Likewise.
3872 * tree-vect-generic.c
3873 (type_for_widest_vector_mode): Likewise.
3874 (expand_vector_operations_1): Likewise.
3875 * config/spu/spu.c (spu_expand_mov): Likewise.
3876 (spu_emit_vector_compare): Likewise.
3877 * config/rs6000/rs6000.c
3878 (rs6000_emit_vector_compare): Likewise.
3879 * stmt.c (add_case_node): Likewise.
3880 * reload1.c (gen_reload):
3882 2007-08-09 Michael Matz <matz@suse.de>
3884 * tree.h (fixed_zerop): Declare as taking a const_tree.
3885 * tree.c (fixed_zerop): Take a const_tree.
3887 2007-08-09 Ira Rosen <irar@il.ibm.com>
3889 * tree-vect-transform.c (vectorizable_store): Remove call to
3890 copy_virtual_operands() and call mark_symbols_for_renaming() for
3891 the created vector store.
3892 (vect_setup_realignment): Don't call copy_virtual_operands() and
3893 update_vuses_to_preheader().
3894 (vectorizable_load): Don't call copy_virtual_operands().
3895 (update_vuses_to_preheader): Remove.
3897 2007-08-08 Chao-ying Fu <fu@mips.com>
3899 * tree.def (FIXED_POINT_TYPE): New type.
3900 (FIXED_CST): New constant.
3901 (FIXED_CONVERT_EXPR): New expr.
3902 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3903 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3904 * tree.h (struct tree_base): Add saturating_flag.
3905 Remove one bit of spare for saturating_flag.
3906 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3907 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3908 FIXED_POINT_TYPE_P): Define.
3909 (TYPE_SATURATING): Define.
3910 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3911 (struct tree_fixed_cst): New.
3912 (TYPE_IBIT, TYPE_FBIT): Define.
3913 (tree_node): Add fixed_cst.
3914 (enum tree_index): Add new enumeration values of
3915 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3916 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3917 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3918 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3919 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3920 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3921 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3922 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3923 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3924 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3925 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3926 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3927 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3928 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3929 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3930 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3931 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3932 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3933 (sat_short_fract_type_node, sat_fract_type_node,
3934 sat_long_fract_type_node, sat_long_long_fract_type_node,
3935 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3936 sat_unsigned_long_fract_type_node,
3937 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3938 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3939 unsigned_short_fract_type_node, unsigned_fract_type_node,
3940 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3941 sat_short_accum_type_node, sat_accum_type_node,
3942 sat_long_accum_type_node, sat_long_long_accum_type_node,
3943 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3944 sat_unsigned_long_accum_type_node,
3945 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3946 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3947 unsigned_short_accum_type_node, unsigned_accum_type_node,
3948 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3949 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3950 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3951 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3952 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3953 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3954 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3955 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3956 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3957 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3958 sat_uda_type_node, sat_uta_type_node): New macro.
3959 (make_fract_type, make_accum_type): Declare.
3960 (make_signed_fract_type, make_unsigned_fract_type,
3961 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3962 make_signed_accum_type, make_unsigned_accum_type,
3963 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3964 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3965 make_or_reuse_sat_signed_fract_type,
3966 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3967 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3968 make_or_reuse_sat_unsigned_accum_type): New macro.
3969 (fixed_zerop): Declare.
3970 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3971 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3972 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3973 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3974 * treestruct.def: Add TS_FIXED_CST.
3975 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3977 (tree-dump.o): Likewise.
3978 (print-tree.o): Likewise.
3979 (tree-pretty-print.o): Likewise.
3980 (fold-const.o): Likewise.
3981 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3982 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3983 (is_gimple_min_invariant): Handle FIXED_CST.
3984 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3985 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3986 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3987 (layout_type): Handle FIXED_POINT_TYPE.
3988 (make_fract_type, make_accum_type): New functions.
3989 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3990 * tree-dump.c (fixed-value.h): New include.
3991 (dump_fixed): New function.
3992 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3993 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3994 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3995 * tree-pretty-print.c (fixed-value.h): New include.
3996 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3998 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3999 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4000 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4001 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4002 for non-saturating fixed-point types.
4003 (reassociate_bb): Likewise.
4004 * emit-rtl.c (fixed-value.h): New include.
4005 (fconst0, fconst1): New array.
4006 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4007 * tree-vect-generic.c expand_vector_operation): Support
4008 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4010 (type_for_widest_vector_mode): Add one parameter for the
4012 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4014 Pass the satp parameter to type_for_mode for fixed-point types.
4015 (expand_vector_operations_1): Pass the saturating flag to
4016 type_for_widest_vector_mode.
4017 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4018 and MODE_VECTOR_UACCUM.
4019 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4020 (vectorizable_condition): Likewise.
4021 * tree.c (fixed-value.h): New include.
4022 (tree_code_size): Support FIXED_CST.
4023 (build_fixed): New function.
4024 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4025 (fixed_zerop): New function.
4026 (tree_node_structure): Support FIXED_CST.
4027 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4028 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4029 (type_hash_eq): Handle FIXED_POINT_TYPE.
4030 (simple_cst_equal): Support FIXED_CST.
4031 (iterative_hash_expr): Handle FIXED_CST.
4032 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4033 (get_narrower): Likewise.
4034 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4035 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4036 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4037 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4039 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4040 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4041 (initializer_zerop): Support FIXED_CST.
4042 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4043 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4044 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4045 (is_base_type): Handle FIXED_POINT_TYPE.
4046 (add_type_attribute): Handle FIXED_POINT_TYPE.
4047 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4048 * print-tree.c (fixed-value.h): New include.
4049 (print_node_brief): Support FIXED_CST.
4050 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4051 * c-pretty-print.c (fixed-value.h): New include.
4052 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4053 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4054 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4055 Support fixed-point types for inner items in VECTOR_TYPE.
4056 (pp_c_direct_declarator): Likewise.
4057 (pp_c_declarator): Likewise.
4058 (pp_c_fixed_constant): New function.
4059 (pp_c_constant): Handle FIXED_CST.
4060 (pp_c_primary_expression): Likewise.
4061 (pp_c_expression): Likewise.
4062 * fold-const.c (fixed-value.h): New include.
4063 (negate_expr_p): Return true for FIXED_CST.
4064 (fold_negate_expr): Support FIXED_CST.
4065 (split_tree): Support FIXED_CST.
4066 (const_binop): Support FIXED_CST.
4067 (fold_convert_const_int_from_fixed): New function to convert from
4069 (fold_convert_const_real_from_fixed): New function to convert from
4071 (fold_convert_const_fixed_from_fixed): New function to convert from
4072 fixed to another fixed.
4073 (fold_convert_const_fixed_from_int): New function to convert from
4075 (fold_convert_const_fixed_from_real): New function to convert from
4077 (fold_convert_const): Support conversions from fixed to int, from
4078 fixed to real, from fixed to fixed, from int to fixed, and from real
4080 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4081 (operand_equal_p): Support FIXED_CST.
4082 (make_range): For fixed-point modes, we need to pass the
4083 saturating flag as the 2nd parameter.
4084 (tree_swap_operands_p): Handle FIXED_CST.
4085 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4087 (fold_unary): Support FIXED_CONVERT_EXPR.
4088 (fold_binary): Handle FIXED_CST.
4089 Make sure the type is not saturating, before associating operations.
4090 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4091 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4092 (fold_negate_const): Support FIXED_CST.
4093 (fold_relational_const): Support FIXED_CST.
4094 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4095 (gimplify_expr): Handle FIXED_CST.
4096 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4097 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4098 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4099 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4100 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4101 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4102 LONG_LONG_ACCUM_TYPE_SIZE.
4103 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4104 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4105 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4106 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4107 MODE_ACCUM, and MODE_UACCUM.
4108 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4109 fixed-point types to disable reduction.
4110 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4112 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4114 * config/rs6000/x-rs6000: New file.
4115 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4116 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4117 (EXTRA_SPEC_FUNCTIONS): Define.
4118 (HAVE_LOCAL_CPU_DETECT): Define.
4119 (CC1_CPU_SPEC): Define.
4120 * config/rs6000/driver-rs6000.c: New file.
4121 * config/rs6000/aix.h (CC1_SPEC): Define.
4122 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4123 * config.host: Add x-rs6000 to host_xmake_file if host and target
4124 are rs6000 or powerpc.
4126 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4128 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4130 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4131 Sandra Loosemore <sandra@codesourcery.com>
4132 Chao-ying Fu <fu@mips.com>
4133 Nigel Stephens <nigel@mips.com>
4134 David Ung <davidu@mips.com>
4136 * doc/invoke.texi (-mcode-readable): Document.
4137 * config/mips/mips.opt (mcode-readable): New option.
4138 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4139 * config/mips/mips.h (mips_code_readable_setting): New enum.
4140 (mips_code_readable): Declare.
4141 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4142 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4143 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4144 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4145 boiler-plate comments.
4146 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4147 * config/mips/mips.c (mips_code_readable): New variable.
4148 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4149 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4150 context and -mcode-readable setting to restrict the use of
4151 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4152 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4153 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4154 (mips_blocks_for_constant_p): Only return false for
4155 TARGET_MIPS16_PCREL_LOADS.
4156 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4157 for MIPS16. Handle SYMBOL_32_HIGH.
4158 (mips_const_insns): Allow HIGHs for MIPS16 too.
4159 (mips_unspec_address_offset): New function, split out from...
4160 (mips_unspec_address): ...here.
4161 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4162 16-bit symbolic constants. Assert approropiate conditions for
4163 using the "la" and "dla" macros.
4164 (mips_handle_option): Handle -mcode-readable=.
4165 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4166 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4167 (mips_strip_unspec_address): New function, split out from...
4168 (print_operand_reloc): ...here.
4169 (print_operand): Pass constants through mips_strip_unspec_address.
4170 (print_operand_address): Likewise.
4171 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4172 (mips_select_rtx_section): Remove MIPS16 handling.
4173 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4174 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4175 (mips16_lay_out_constants): Do nothing unless
4176 TARGET_MIPS16_PCREL_LOADS.
4177 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4178 * config/mips/mips.md: Split HIGHs for MIPS16.
4179 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4181 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4183 * config/mips/mips-protos.h (mips_emit_move): Declare.
4184 * config/mips/mips.c (mips_emit_move): New function.
4185 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4186 (mips_legitimize_const_move): Likewise.
4187 (mips_legitimize_move): Likewise.
4188 (mips_split_64bit_move): Likewise.
4189 (mips_restore_gp): Likewise.
4190 (mips_load_call_address): Likewise.
4191 (mips_emit_fcc_reload): Likewise.
4192 (mips_set_return_address): Likewise.
4193 (mips_block_move_straight): Likewise.
4194 (mips_block_move_loop): Likewise.
4195 (mips_setup_incoming_varargs): Likewise.
4196 (mips_save_reg): Likewise.
4197 (mips_expand_prologue): Likewise.
4198 (mips_restore_reg): Likewise.
4199 (mips_expand_epilogue): Likewise.
4200 (mips_output_mi_thunk): Likewise.
4201 (build_mips16_call_stub): Likewise.
4202 (mips_builtin_branch_and_move): Likewise.
4203 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4204 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4205 (fixuns_truncdfdi2): Likewise.
4206 (fixuns_truncsfsi2): Likewise.
4207 (fixuns_truncsfdi2): Likewise.
4208 (loadgp_absolute): Likewise.
4209 (builtin_setjmp_setup): Likewise.
4210 (builtin_longjmp): Likewise.
4211 (untyped_call): Likewise.
4213 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4215 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4216 an "rtx *" argument. Return a bool.
4217 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4218 values and return true if they can be split. Take the same kind of
4219 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4220 and store the lo_sum there if nonnull. Use the symbol type to
4221 determine whether a $gp or HIGH is needed.
4222 (mips_legitimize_address): Update call to mips_split_symbol and
4223 simplify accordingly.
4224 (mips_legitimize_const_move): Likewise.
4225 * config/mips/mips.md: In the combine define_split,
4226 check mips_split_symbol instead of splittable_symbolic_operand.
4227 Update use of mips_split_symbol in the generator code.
4228 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4230 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4232 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4233 (mips_symbol_insns_1): New function, split out from...
4234 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4235 and stores separately from load addresses.
4236 (mips_classify_address): Replace uses of mips_symbolic_address_p
4237 with uses of mips_symbol_insns.
4238 (mips_address_insns): Update calls to mips_symbol_insns.
4239 (mips_const_insns): Likewise.
4240 (mips_legitimize_address): Likewise.
4242 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4244 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4245 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4246 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4247 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4248 non-call contexts if TARGET_MIPS16.
4249 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4250 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4251 code for SYMBOL_ABSOLUTE.
4252 (mips_symbol_insns): Likewise.
4254 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4256 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4257 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4258 (mips_symbolic_constant_p): Likewise. Update the call to
4259 mips_classify_symbol.
4260 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4261 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4262 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4263 (print_operand_reloc): Add a context argument. Update the call to
4264 mips_symbolic_constant_p.
4265 (print_operand): Update the calls to print_operand_reloc.
4266 (print_operand_address): Use print_operand_reloc rather than
4268 (mips_rewrite_small_data_p): Add a context argument. Update the call
4269 to mips_symbolic_constant_p.
4270 (mips_small_data_pattern_1): Make DATA the containing mem.
4271 Update the call to mips_rewrite_small_data_p.
4272 (mips_rewrite_small_data_1): Likewise.
4273 (mips_use_anchors_for_symbol_p): Update the call to
4274 mips_symbolic_constant_p.
4275 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4276 (splittable_symbolic_operand): Likewise.
4277 (move_operand): Likewise.
4278 (absolute_symbolic_operand): Likewise.
4279 (got_disp_operand): Likewise.
4280 (got_page_ofst_operand): Likewise.
4282 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4284 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4285 (SYMBOL_ABSOLUTE): ...this.
4286 (SYMBOL_SMALL_DATA): Rename to...
4287 (SYMBOL_GP_RELATIVE): ...this.
4288 (SYMBOL_CONSTANT_POOL): Rename to...
4289 (SYMBOL_PC_RELATIVE): ...this.
4290 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4291 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4292 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4293 after above changes.
4294 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4295 (general_symbolic_operand): Rename to...
4296 (absolute_symbolic_operand): ...this.
4297 * config/mips/mips.md: Update after above changes.
4299 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4300 Revital Eres <eres@il.ibm.com>
4302 * ddg.c (print_ddg): Add dump information.
4303 * modulo-sched.c (print_node_sched_params): Add parameter and
4305 (calculate_maxii): Remove function.
4306 (undo_generate_reg_moves): Likewise.
4307 (undo_permute_partial_schedule): Likewise.
4308 (kernel_number_of_cycles): Likewise.
4309 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4310 (sms_schedule): Use it. Remove profitability checks.
4311 (sms_schedule_by_order): Fix order of nodes within the cycle.
4313 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4315 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4316 -profile option, add pie support.
4317 (ENDFILE_SPEC): New spec.
4318 * config/gnu.h (LIB_SPEC): Add -profile option.
4320 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4322 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4323 * config/gnu.h (LIB_SPEC): Likewise.
4325 2007-08-07 Yaz Saito <saito@google.com>
4326 Ian Lance Taylor <iant@google.com>
4328 * common.opt (finstrument-functions-exclude-function-list): New
4330 (finstrument-functions-exclude-file-list): New option.
4331 * opts.c (char_p): Define and DEF_VEC.
4332 (flag_instrument_functions_exclude_functions): New static
4334 (flag_instrument_functions_exclude_files): New static variable.
4335 (add_instrument_functions_exclude_list): New static function.
4336 (flag_instrument_functions_exclude_p): New function.
4337 (common_handle_option): Handle new options.
4338 * flags.h (flag_instrument_functions_exclude_p): Declare.
4339 * gimplify.c (gimplify_function_tree): Call
4340 flag_instrument_functions_exclude_p.
4341 * doc/invoke.texi (Option Summary): Mention new options.
4342 (Code Gen Options): Document new options.
4344 2007-08-07 Ian Lance Taylor <iant@google.com>
4346 PR rtl-optimization/32776
4347 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4348 (resolve_use): Likewise.
4349 (decompose_multiword_subregs): Remove "changed" local variable.
4351 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4353 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4354 * configure: Regenerate.
4355 * config.in: Regenerate.
4356 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4359 2007-08-07 Ian Lance Taylor <iant@google.com>
4361 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4362 note, just delete the insn.
4364 2007-08-07 Andreas Schwab <schwab@suse.de>
4367 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4370 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4372 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4373 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4374 (decompose_multiword_subregs): Use the functions above to decompose
4375 multiword shifts and zero-extends.
4377 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4379 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4380 "assemble" descriptions which were swapped.
4382 2007-08-06 Chao-ying Fu <fu@mips.com>
4384 * fixed-value.h: New file.
4385 * fixed-value.c: New file.
4386 * Makefile.in (OBJS-common): Add fixed-value.o.
4387 (fixed-value.o): New rule.
4388 (GTFILES): Add fixed-value.h.
4389 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4390 to compare a.low and b.low.
4391 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4393 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4394 Daniel Jacobowitz <dan@codesourcery.com>
4397 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4399 (x86_64-*-netbsd*): Likewise.
4400 (x86_64-*-linux*): Likewise.
4401 (x86_64-*-kfreebsd*-gnu): Likewise.
4402 (x86_64-*-knetbsd*-gnu): Likewise.
4403 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4405 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4407 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4408 Add -fno-asynchronous-unwind-tables.
4410 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4411 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4412 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4413 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4414 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4416 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4418 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4419 (TARGET_C_MODE_FOR_SUFFIX): New.
4421 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4423 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4425 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4427 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4429 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4431 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4432 before checking function returns in conditional expressions.
4434 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4437 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4439 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4442 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4443 for INTEGRAL_TYPE_P.
4445 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4447 * configure.ac: Remove --enable-checking=df from default settings.
4448 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4449 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4450 if the parameter is true.
4451 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4452 DF_VERIFY_SCHEDULED flag is true.
4453 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4454 (df_finish_pass): Adjust prototype.
4455 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4458 * see.c (pass_see): Add TODO_df_verify.
4459 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4460 * global.c (rest_of_handle_global_alloc): Schedule verification
4462 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4464 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4465 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4466 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4468 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4469 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4470 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4472 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4473 Revital Eres <eres@il.ibm.com>
4475 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4477 * ddg.c (create_ddg_dependence): Rename to...
4478 (create_ddg_dep_from_intra_loop_link): This. Do not check
4479 for interloop edges. Do not create anti dependence edge when
4480 a true dependence edge exists in the opposite direction and
4481 -fmodulo-sched-allow-regmoves is set.
4482 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4483 (add_cross_iteration_register_deps): Create anti dependence edge
4484 when -fno-modulo-sched-allow-regmoves is set.
4485 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4487 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4489 * config/arm/arm.md (movsi): Add braces.
4491 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4494 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4495 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4498 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4500 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4501 state accessor functions.
4502 * cfgloopmanip.c (remove_path, create_preheaders,
4503 force_single_succ_latches, fix_loop_structure): Ditto.
4504 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4505 tree_duplicate_loop_to_header_edge): Ditto.
4506 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4507 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4509 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4510 cleanup_tree_cfg): Ditto.
4511 * tree-cfg.c (tree_merge_blocks): Ditto.
4512 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4513 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4514 loop_preheader_edge, single_exit): Ditto.
4515 (flow_loops_find): Do not clear loops->state.
4516 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4517 loops_state_clear): New functions.
4519 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4522 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4523 when adding to the base and convert ELT to sizetype instead of type.
4525 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4528 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4529 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4531 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4534 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4535 correct type the negate expression.
4537 2007-08-03 Jan Hubicka <jh@suse.cz>
4539 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4542 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4544 * config/rs6000/rs6000.c (struct processor_cost): Change
4545 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4546 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4548 (rios1_costs, rios2_cost): Correct cache line size.
4549 (rs6000_override_options): Set l2-cache-size parameter.
4551 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4552 Diego Novillo <dnovillo@google.com>
4555 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4556 if the range includes 0.
4558 2007-08-03 Ben Elliston <bje@au.ibm.com>
4560 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4561 mode to unspec expressions to silence a warning from the generator
4564 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4566 * config/ia64/constraints.md ("U"): Make constraint vector only.
4568 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4571 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4572 always_inline attribute on the function decl.
4574 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4577 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4578 if we are compiling with -fPIC.
4580 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4581 Nigel Stephens <nigel@mips.com>
4583 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4584 Define for MIPS32 and MIPS64.
4586 2007-08-02 Nick Clifton <nickc@redhat.com>
4588 * config/host-hpux.c: Change copyright header to refer to version
4589 3 of the GNU General Public License and to point readers at the
4590 COPYING3 file and the FSF's license web page.
4591 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4592 config/alpha/linux.h, config/alpha/alpha.opt,
4593 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4594 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4595 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4596 config/alpha/alpha.h, config/alpha/sync.md,
4597 config/alpha/openbsd.h, config/alpha/alpha.md,
4598 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4599 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4600 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4601 config/alpha/constraints.md, config/alpha/osf.h,
4602 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4603 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4604 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4605 config/frv/frv-asm.h, config/frv/frv-protos.h,
4606 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4607 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4608 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4609 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4610 config/s390/s390.opt, config/s390/s390-modes.def,
4611 config/s390/fixdfdi.h, config/s390/constraints.md,
4612 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4613 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4614 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4615 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4616 config/m32c/prologue.md, config/m32c/m32c.abi,
4617 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4618 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4619 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4620 config/m32c/jump.md, config/m32c/shift.md,
4621 config/m32c/m32c-protos.h, config/libgloss.h,
4622 config/spu/spu-protos.h, config/spu/predicates.md,
4623 config/spu/spu-builtins.h, config/spu/spu.c,
4624 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4625 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4626 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4627 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4628 config/sparc/hypersparc.md, config/sparc/predicates.md,
4629 config/sparc/linux.h, config/sparc/sp64-elf.h,
4630 config/sparc/supersparc.md, config/sparc/cypress.md,
4631 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4632 config/sparc/niagara.md, config/sparc/sparc.md,
4633 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4634 config/sparc/sparc.opt, config/sparc/sync.md,
4635 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4636 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4637 config/sparc/sparc.c, config/sparc/little-endian.opt,
4638 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4639 config/sparc/linux64.h, config/sparc/freebsd.h,
4640 config/sparc/sol2.h, config/sparc/rtemself.h,
4641 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4642 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4643 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4644 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4645 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4646 config/m32r/linux.h, config/m32r/constraints.md,
4647 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4648 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4649 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4650 config/i386/i386.md, config/i386/netware-crt0.c,
4651 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4652 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4653 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4654 config/i386/sol2.h, config/i386/constraints.md,
4655 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4656 config/i386/predicates.md, config/i386/geode.md,
4657 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4658 config/i386/freebsd64.h, config/i386/vxworksae.h,
4659 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4660 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4661 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4662 config/i386/netware.h, config/i386/i386-modes.def,
4663 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4664 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4665 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4666 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4667 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4668 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4669 config/i386/xm-mingw32.h, config/i386/linux64.h,
4670 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4671 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4672 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4673 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4674 config/i386/cygwin2.c, config/i386/i386-protos.h,
4675 config/i386/sync.md, config/i386/openbsd.h,
4676 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4677 config/i386/nto.h, config/i386/biarch64.h,
4678 config/i386/i386-coff.h, config/i386/freebsd.h,
4679 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4680 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4681 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4682 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4683 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4684 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4685 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4686 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4687 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4688 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4689 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4690 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4691 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4692 config/sh/superh64.h, config/sh/rtemself.h,
4693 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4694 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4695 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4696 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4697 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4698 config/avr/predicates.md, config/avr/constraints.md,
4699 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4700 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4701 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4702 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4703 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4704 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4705 config/c4x/predicates.md, config/c4x/c4x.h,
4706 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4707 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4708 config/xtensa/linux.h, config/xtensa/xtensa.h,
4709 config/xtensa/elf.h, config/xtensa/xtensa.md,
4710 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4711 config/xtensa/xtensa-protos.h, config/dbx.h,
4712 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4713 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4714 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4715 config/host-solaris.c, config/fr30/fr30.h,
4716 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4717 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4718 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4719 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4720 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4721 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4722 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4723 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4724 config/cris/predicates.md, config/cris/linux.h,
4725 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4726 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4727 config/cris/aout.opt, config/cris/cris-protos.h,
4728 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4729 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4730 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4731 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4732 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4733 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4734 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4735 config/chorus.h, config/mn10300/mn10300.c,
4736 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4737 config/mn10300/mn10300.h, config/mn10300/linux.h,
4738 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4739 config/mn10300/mn10300.md, config/ia64/predicates.md,
4740 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4741 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4742 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4743 config/ia64/freebsd.h, config/ia64/ia64.md,
4744 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4745 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4746 config/gofast.h, config/rtems.h, config/sol2-10.h,
4747 config/m68k/predicates.md, config/m68k/m68k.md,
4748 config/m68k/linux.h, config/m68k/m68k-modes.def,
4749 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4750 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4751 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4752 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4753 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4754 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4755 config/m68k/constraints.md, config/m68k/rtemself.h,
4756 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4757 config/m68k/uclinux.h, config/rs6000/power4.md,
4758 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4759 config/rs6000/linux.h, config/rs6000/eabi.h,
4760 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4761 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4762 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4763 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4764 config/rs6000/windiss.h, config/rs6000/603.md,
4765 config/rs6000/aix41.h, config/rs6000/cell.md,
4766 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4767 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4768 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4769 config/rs6000/default64.h, config/rs6000/7xx.md,
4770 config/rs6000/darwin.opt, config/rs6000/spe.md,
4771 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4772 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4773 config/rs6000/7450.md, config/rs6000/linux64.h,
4774 config/rs6000/constraints.md, config/rs6000/440.md,
4775 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4776 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4777 config/rs6000/rs6000.h, config/rs6000/power6.md,
4778 config/rs6000/predicates.md, config/rs6000/altivec.md,
4779 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4780 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4781 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4782 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4783 config/rs6000/linux64.opt, config/rs6000/sync.md,
4784 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4785 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4786 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4787 config/rs6000/eabispe.h, config/rs6000/e500.h,
4788 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4789 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4790 config/rs6000/aix.h, config/rs6000/vxworks.h,
4791 config/rs6000/40x.md, config/rs6000/aix51.h,
4792 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4793 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4794 config/arc/arc.h, config/mcore/mcore-elf.h,
4795 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4796 config/mcore/mcore.md, config/mcore/mcore.c,
4797 config/mcore/mcore.opt, config/mcore/mcore.h,
4798 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4799 config/score/predicates.md, config/score/score-version.h,
4800 config/score/score-protos.h, config/score/misc.md,
4801 config/score/elf.h, config/score/score.c, config/score/mac.md,
4802 config/score/score7.md, config/score/score.h,
4803 config/score/score-conv.h, config/score/score-mdaux.c,
4804 config/score/score.md, config/score/score.opt,
4805 config/score/score-modes.def, config/score/score-mdaux.h,
4806 config/score/mul-div.S, config/arm/uclinux-elf.h,
4807 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4808 config/arm/symbian.h, config/arm/linux-elf.h,
4809 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4810 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4811 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4812 config/arm/strongarm-pe.h, config/arm/arm.h,
4813 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4814 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4815 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4816 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4817 config/arm/arm-cores.def, config/arm/arm-protos.h,
4818 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4819 config/arm/wince-pe.h, config/arm/neon.md,
4820 config/arm/constraints.md, config/arm/neon.ml,
4821 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4822 config/arm/arm.opt, config/arm/arm926ejs.md,
4823 config/arm/predicates.md, config/arm/iwmmxt.md,
4824 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4825 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4826 config/arm/neon-testgen.ml, config/arm/arm.md,
4827 config/arm/xscale-coff.h, config/arm/pe.c,
4828 config/arm/arm-generic.md, config/arm/pe.h,
4829 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4830 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4831 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4832 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4833 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4834 config/pa/predicates.md, config/pa/pa64-hpux.h,
4835 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4836 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4837 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4838 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4839 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4840 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4841 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4842 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4843 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4844 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4845 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4846 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4847 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4848 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4849 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4850 config/mips/linux64.h, config/mips/elforion.h,
4851 config/mips/constraints.md, config/mips/generic.md,
4852 config/mips/predicates.md, config/mips/4300.md,
4853 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4854 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4855 config/mips/5k.md, config/mips/vr4120-div.S,
4856 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4857 config/mips/mips-protos.h, config/mips/6000.md,
4858 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4859 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4860 config/mips/mips-modes.def, config/mips/vr.h,
4861 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4862 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4863 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4864 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4865 config/vax/openbsd1.h, config/vax/netbsd.h,
4866 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4867 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4868 config/h8300/rtems.h, config/h8300/predicates.md,
4869 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4870 config/h8300/h8300.md, config/h8300/h8300.opt,
4871 config/h8300/coff.h, config/h8300/h8300-protos.h,
4872 config/v850/v850.md, config/v850/predicates.md,
4873 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4874 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4875 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4876 config/mmix/mmix.h, config/mmix/predicates.md,
4877 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4878 config/mmix/mmix.c, config/mmix/mmix.opt,
4879 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4880 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4881 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4882 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4885 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4887 * emit-rtl.c (reset_used_decls): Rename to...
4888 (set_used_decls): ...this. Set the used flag rather than clearing it.
4889 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4890 DECL_RTLs rather than resetting them.
4892 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4894 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4896 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4898 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4899 argument to find_reloads_address.
4901 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4903 PR tree-optimization/32919
4904 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4905 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4906 (coalesce_ssa_name): Call it.
4908 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4909 David Ung <davidu@mips.com>
4911 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4912 (__mips16_unorddf2, __mips16_floatunsidf): New.
4913 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4915 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4917 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4919 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4920 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4921 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4922 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4923 * omp-low.c (get_ws_args_for, determine_parallel_type,
4924 expand_omp_for_generic, expand_omp_for_static_nochunk,
4925 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4926 Work with more precise CFG.
4927 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4928 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4930 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4931 * gimple-low.c (lower_stmt): Ditto.
4932 * tree-inline.c (estimate_num_insns_1): Ditto.
4933 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4934 (OMP_SECTIONS_SWITCH): New.
4935 * tree-cfgcleanup.c (cleanup_omp_return): New.
4936 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4937 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4938 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4939 (tree_redirect_edge_and_branch): Handle omp constructs.
4941 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4942 with three arguments.
4944 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4946 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4949 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4951 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4952 the loop structures may need fixing.
4953 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4955 (cleanup_tree_cfg_loop): Removed.
4956 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4957 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4958 instead of running cleanup_tree_cfg_loop.
4959 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4960 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4961 (tree_predictive_commoning): Declaration changed.
4962 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4964 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4966 * doc/invoke.texi (l1-cache-size): Update documentation.
4967 (l2-cache-size): Document.
4968 * params.h (L2_CACHE_SIZE): New macro.
4969 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4970 that L1_CACHE_SIZE is in kB now.
4971 (L2_CACHE_SIZE_BYTES): New macro.
4972 (tree_ssa_prefetch_arrays): Show size in kB.
4973 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4974 and l2_cache_size fields.
4975 * config/i386/driver-i386.c (describe_cache): Detect cache size
4977 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4978 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4979 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4980 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4981 (override_options): Set l1-cache-size and l2-cache-size to default
4982 values if not specified otherwise.
4983 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4984 (PARAM_L2_CACHE_SIZE): New.
4986 2007-08-01 Nigel Stephens <nigel@mips.com>
4987 David Ung <davidu@mips.com>
4988 Thiemo Seufer <ths@mips.com>
4989 Chris Dearman <chris@mips.com>
4990 Richard Sandiford <richard@codesourcery.com>
4992 * config.gcc (mips*-sde-elf*): New stanza.
4993 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4994 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4995 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4996 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4997 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4998 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5000 * config/mips/sde.h: New file.
5001 * config/mips/t-libgcc-mips16: Likewise.
5002 * config/mips/t-sde: Likewise.
5003 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5004 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5005 _MIPS_FPSET and _MIPS_SZINT.
5006 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5007 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5008 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5009 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5010 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5011 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5012 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5013 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5014 _MIPS_SZPTR and _MIPS_FPSET.
5015 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5016 architecture is specified.
5017 (MIPS_32BIT_OPTION_SPEC): New macro.
5019 2007-07-31 Dan Hipschman <dsh@google.com>
5021 * gcc.c (end_going_arg): New function.
5022 (do_spec_2): Use it.
5023 (do_spec_1): Use it.
5025 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5027 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5028 only if ENABLE_CHECKING is defined.
5030 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5032 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5033 df_ru_add_problem, df_ru_get_bb_info): Removed.
5034 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5035 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5036 df_ru_free_bb_info, df_ru_alloc,
5037 df_ru_bb_local_compute_process_def,
5038 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5039 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5040 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5041 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5042 df_ru_add_problem): Removed.
5044 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5047 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5048 (casesi32p, casesi64p): Likewise.
5049 (casesi): Adjust for above.
5051 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5053 * mode-switching.c (create_pre_exit): Don't search past calls.
5055 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5057 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5059 2007-07-31 Revital Eres <eres@il.ibm.com>
5061 * ddg.c (add_deps_for_def): Rename to...
5062 (add_cross_iteration_register_deps): This. Change implementation
5063 to use only reaching def and def-use chains to construct the
5064 inter loop dependencies.
5065 (add_deps_for_use): Remove function.
5066 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5067 function to build the inter loop dependencies.
5068 * modulo-sched.c (sms_schedule): Build only
5069 reaching def and def-use chains for the propose of the ddg
5072 2007-07-31 Julian Brown <julian@codesourcery.com>
5074 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5075 New define_insns. Use correct RTL.
5076 (vec_set<mode>): Write as expander.
5078 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5080 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5081 to an unallocated space.
5083 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5086 (split_constant_offset): Enable split_constant_offset to extract
5087 constants from other statements.
5088 * tree-vect-transform.c
5089 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5090 to a temp var. Force base_offset to be simple.
5092 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5094 * df-scan.c (df_scan_verify): Remove artificial limit on
5095 the number of blocks for verification.
5096 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5097 df_simulate_defs): Avoid unnecessary insn checking for defs.
5099 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5101 * config/m68k/lb1sf68.asm (FUNC): New macro.
5103 (__udivsi3): Likewise.
5104 (__divsi3): Likewise.
5105 (__umodsi3): Likewise.
5106 (__modsi3): Likewise.
5107 (__subdf3): Likewise.
5108 (__adddf3): Likewise.
5109 (__muldf3): Likewise.
5110 (__divdf3): Likewise.
5111 (__negdf2): Likewise.
5112 (__cmpdf2): Likewise.
5113 (__subsf3): Likewise.
5114 (__addsf3): Likewise.
5115 (__mulsf3): Likewise.
5116 (__divsf3): Likewise.
5117 (__negsf2): Likewise.
5118 (__cmpsf2): Likewise.
5119 (__eqdf2): Likewise.
5120 (__nedf2): Likewise.
5121 (__gtdf2): Likewise.
5122 (__gedf2): Likewise.
5123 (__ltdf2): Likewise.
5124 (__ledf2): Likewise.
5125 (__eqsf2): Likewise.
5126 (__nesf2): Likewise.
5127 (__gtsf2): Likewise.
5128 (__gesf2): Likewise.
5129 (__ltsf2): Likewise.
5130 (__lesf2): Likewise.
5132 2007-07-30 Ollie Wild <aaw@google.com>
5134 * c-ppoutput.c (print_lines_directives_only): New function.
5135 (scan_translation_unit_directives_only): New function.
5136 (preprocess_file): Add call to scan_translation_unit_directives_only.
5137 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5138 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5139 -fdirectives-only. Add errors for -fdirectives-only conflict with
5140 -Wunused-macros and -traditional.
5141 (finish_options): Add builtin macro initialization for
5142 -fdirectives-only + -fpreprocessed.
5143 * c.opt (fdirectives-only): New.
5144 * doc/cppopts.texi (fdirectives-only): New.
5146 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5148 * alias.c (record_set, memory_modified_1): Constify.
5149 * bt-load.c (note_btr_set): Likewise.
5150 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5151 * combine.c (set_nonzero_bits_and_sign_copies,
5152 expand_field_assignment, record_dead_and_set_regs_1,
5153 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5154 likely_spilled_retval_1): Likewise.
5155 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5156 frv_io_handle_set): Likewise.
5157 * config/mips/mips.c (mips_sim_record_set,
5158 vr4130_true_reg_dependence_p_1): Likewise.
5159 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5160 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5161 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5162 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5163 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5164 * ddg.c (mark_mem_store): Likewise.
5165 * df-problems.c (df_urec_mark_reg_change): Likewise.
5166 * function.c (update_epilogue_consts): Likewise.
5167 * gcse.c (record_set_info, record_last_set_info,
5168 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5169 reg_clear_last_set): Likewise.
5170 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5172 * jump.c (reversed_comparison_code_parts): Likewise.
5173 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5174 reg_is_set): Likewise.
5175 * loop-iv.c (mark_altered): Likewise.
5176 * mode-switching.c (reg_becomes_live): Likewise.
5177 * optabs.c (no_conflict_move_test): Likewise.
5178 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5180 * postreload.c (reload_combine_note_store, move2add_note_store):
5182 * regmove.c (flags_set_1): Likewise.
5183 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5185 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5187 * resource.c (update_live_status): Likewise.
5188 * rtl.h (set_of, note_stores): Likewise.
5189 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5190 note_stores, parms_set): Likewise.
5191 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5192 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5194 * var-tracking.c (count_stores, add_stores): Likewise.
5196 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5198 * alias.c (mems_in_disjoint_alias_sets_p,
5199 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5200 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5201 write_dependence_p, mems_in_disjoint_alias_sets_p,
5202 read_dependence, true_dependence, canon_true_dependence,
5203 anti_dependence, output_dependence): Constify.
5204 * combine.c (extended_count): Likewise.
5205 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5206 * cselib.c (get_value_hash, references_value_p,
5207 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5208 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5209 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5210 * function.c (contains, prologue_epilogue_contains,
5211 sibcall_epilogue_contains): Likewise.
5212 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5213 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5214 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5215 reg_or_subregno): Likewise.
5216 * recog.c (asm_noperands): Likewise.
5217 * reload1.c (function_invariant_p): Likewise.
5218 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5219 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5220 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5221 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5222 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5223 extended_count, prologue_epilogue_contains,
5224 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5225 canon_true_dependence, read_dependence, anti_dependence,
5226 output_dependence): Likewise.
5227 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5229 2007-07-30 Julian Brown <julian@codesourcery.com>
5231 * config/arm/neon.md (V_ext): New mode attribute.
5232 (neon_vget_lane<mode>): Replace with define_expand.
5233 (neon_vget_lane<mode>_sext_internal)
5234 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5235 and quad precision vectors.
5236 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5237 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5238 have typeless 32-bit result.
5240 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5243 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5245 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5246 use sizetype for rest.
5247 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5248 (aff_combination_convert): Don't convert rest for pointer types.
5250 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5252 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5254 * tree-ssa-alias.c: Add alloc-pool.h.
5255 (init_alias_info): Free alias_bitmap_obstack.
5256 (delete_alias_info): Call delete_mem_ref_stats.
5257 (get_mem_sym_stats_for): Use alloc_pool.
5258 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5259 (delete_mem_sym_stats): Removed.
5261 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5263 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5264 functions cannot be represented as classical distance vectors.
5266 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5268 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5269 * builtins.c (validate_arg, builtin_mathfn_code,
5270 validate_arglist): Likewise.
5271 * calls.c (call_expr_flags): Likewise.
5272 * combine.c (reg_nonzero_bits_for_combine,
5273 reg_num_sign_bit_copies_for_combine, get_last_value,
5274 reg_truncated_to_mode): Likewise.
5275 * emit-rtl.c (subreg_lowpart_p): Likewise.
5276 * expr.c (highest_pow2_factor_for_target,
5277 categorize_ctor_elements_1, categorize_ctor_elements,
5278 count_type_elements, contains_packed_reference,
5279 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5280 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5281 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5282 native_encode_int, native_encode_real, native_encode_complex,
5283 native_encode_vector, native_encode_expr, native_interpret_int,
5284 native_interpret_real, native_interpret_complex,
5285 native_interpret_vector, native_interpret_expr): Likewise.
5286 * function.c (use_register_for_decl): Likewise.
5287 * gimplify.c (get_name): Likewise.
5288 * langhooks-def.h (lhd_return_null_const_tree): New.
5289 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5290 * langhooks.c (lhd_return_null_const_tree): New.
5291 * langhooks.h (lang_get_callee_fndecl): Constify.
5292 * output.h (constructor_static_from_elts_p): Likewise.
5293 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5294 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5295 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5296 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5297 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5298 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5299 * rtlhooks-def.h (reg_nonzero_bits_general,
5300 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5302 * rtlhooks.c (reg_num_sign_bit_copies_general,
5303 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5305 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5306 * stor-layout.c (mode_for_size_tree): Likewise.
5307 * tree-ssa-loop-im.c (memref_eq): Likewise.
5308 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5309 * tree.c (contains_placeholder_p, type_list_equal,
5310 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5312 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5313 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5314 contains_placeholder_p, contains_packed_reference,
5315 get_callee_fndecl, operand_equal_for_phi_arg_p,
5316 warn_if_unused_value, is_body_block, native_encode_expr,
5317 native_interpret_expr, fold_convertible_p, operand_equal_p,
5318 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5319 validate_arglist, simple_cst_equal, type_list_equal,
5320 use_register_for_decl, call_expr_flags, get_name,
5321 highest_pow2_factor): Likewise.
5322 (const_call_expr_arg_iterator_d,
5323 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5324 first_const_call_expr_arg, more_const_call_expr_args_p,
5325 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5326 * varasm.c (constructor_static_from_elts_p): Constify.
5328 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5330 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5331 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5332 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5333 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5334 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5335 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5336 spelling conventions.
5337 * doc/invoke.texi: Follow spelling conventions.
5339 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5340 Revital Eres <eres@il.ibm.com>
5342 * modulo-sched.c (sms_schedule): Avoid loops which includes
5343 auto-increment instructions.
5345 2007-07-28 Richard Guenther <rguenther@suse.de>
5348 * fold-const.c (fold_cond_expr_with_comparison): Convert
5349 operand zero of MIN/MAX_EXPR to correct type.
5351 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5353 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5354 flags_from_decl_or_type): Constify.
5355 * gcc.c (do_spec_1): Likewise.
5356 * print-tree.c (dump_addr, print_node_brief): Likewise.
5357 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5358 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5359 tree_purge_all_dead_eh_edges): Likewise.
5360 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5361 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5363 * tree.c (expr_location, expr_has_location, expr_locus,
5364 expr_filename, expr_lineno, get_inner_array_type,
5365 fields_compatible_p): Likewise.
5366 * tree.h (get_inner_array_type, fields_compatible_p,
5367 expr_location, expr_has_location, expr_locus, expr_filename,
5368 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5369 setjmp_call_p, alloca_call_p): Likewise.
5371 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5373 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5374 TV_FLOW_INSENSITIVE.
5376 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5378 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5379 (compute_flow_insensitive_aliasing): Ditto for
5380 TV_FLOW_INSENSITIVE.
5382 2007-07-27 Jan Hubicka <jh@suse.cz>
5384 * config/i386/i386.c (register_move_cost): Remove accidentally
5385 comitted #if 0 block.
5387 * attribs.c: Include hashtab.h
5388 (attribute_hash): New.
5389 (substring): New structure.
5390 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5392 (init_attributes): Initialize attribute hash.
5393 (decl_attributes): Use attribute hash.
5394 * Makefile.in (attribs.c): Depend on hashtab.h.
5396 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5398 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5400 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5402 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5403 __mips_dspr2 and __mips_dsp_rev macros.
5404 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5406 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5408 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5410 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5414 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5415 and the updating of the live and do_not_gen sets.
5416 (df_note_bb_compute): Added updating of live and do_not_gen sets
5417 for regular defs so that the case of clobber inside conditional
5418 call is processed correctly.
5420 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5422 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5423 operands with compatible type.
5425 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5427 * expr.h (store_bit_field): Don't return a value.
5428 * expmed.c (check_predicate_volatile_ok): New function.
5429 (store_bit_field_1): New function, extracted from store_bit_field.
5430 Take a fallback_p argument and return true if the operation succeeded.
5431 Only use store_fixed_bit_field if fallback_p. Don't recompute
5432 mode_for_extraction; use op_mode instead. Try forcing memories
5433 into registers if the insv expander fails.
5434 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5435 Don't return a value.
5436 (convert_extracted_bit_field): New function, extracted from
5438 (extract_bit_field_1): Likewise. Take a fallback_p argument
5439 and return NULL if the operation succeeded. Only use
5440 extract_fixed_bit_field if fallback_p. Only calculate one
5441 extraction mode. Combine code for extv and extzv. Try forcing
5442 memories into registers if the ext(z)v expander fails.
5443 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5445 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5447 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5449 (df_ref): Likewise. Put regno with other integer fields.
5451 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5453 * df.h (df_mw_hardreg): Remove "loc" field.
5454 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5456 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5457 split out from df_set_unused_notes_for_mw. Return false for
5458 partial references. Assert that mw_reg is a REG when returning true.
5459 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5460 (df_whole_mw_reg_dead_p): New function, split out from
5461 df_set_dead_notes_for_mw. Return false for partial references.
5462 Assert that mw_reg is a REG when returning true.
5463 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5464 Remove redundant bitmap check.
5466 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5468 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5469 ($(T)crtend.o): Likwise.
5470 ($(T)crtbeginS.o): Likwise.
5471 ($(T)crtendS.o): Likwise.
5472 ($(T)crtfastmath.o): Likwise.
5474 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5476 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5477 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5478 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5479 and x_n_bbs_in_dom_tree fields.
5481 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5483 PR tree-optimization/32087
5484 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5485 Do not call scale_bbs_frequencies_int with prob of zero.
5487 2007-07-26 Julian Brown <julian@codesourcery.com>
5489 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5490 (neon_element_bits): Add prototypes.
5491 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5492 (neon_const_bounds, neon_element_bits): New functions.
5493 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5494 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5495 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5496 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5497 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5498 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5499 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5500 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5501 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5502 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5503 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5504 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5505 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5507 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5509 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5510 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5512 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5513 Julian Brown <julian@codesourcery.com>
5515 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5516 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5517 * config/arm/cortex-a8.md: New.
5518 * config/arm/cortex-a8-neon.md: New.
5519 * config/arm/neon-schedgen.ml: New.
5520 * config/arm/neon.md (vqh_mnem): New.
5522 (Is_float_mode): New.
5523 (Scalar_mul_8_16): New.
5525 (V_mode_nunits): New.
5526 (All instruction patterns): Annotate with neon_type attribute
5528 * config/arm/arm.md: Include cortex-a8.md.
5529 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5531 Annotate instruction patterns accordingly.
5532 (generic_sched): Do not use generic scheduling for Cortex-A8.
5533 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5535 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5537 * fold-const.c (fold_read_from_constant_string): Use
5539 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5541 2007-07-26 Nick Clifton <nickc@redhat.com>
5543 * tree-ssa-operands.h: Change copyright header to refer to version
5544 3 of the GNU General Public License and to point readers at the
5545 COPYING3 file and the FSF's license web page.
5546 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5547 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5548 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5549 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5550 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5551 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5552 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5553 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5554 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5555 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5556 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5557 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5558 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5559 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5560 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5561 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5562 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5563 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5564 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5565 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5566 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5567 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5568 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5569 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5570 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5571 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5572 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5573 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5574 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5575 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5576 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5577 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5578 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5579 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5580 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5581 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5582 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5583 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5584 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5585 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5586 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5587 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5588 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5589 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5590 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5591 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5592 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5593 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5594 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5595 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5596 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5597 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5598 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5599 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5600 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5601 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5602 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5603 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5604 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5605 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5606 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5607 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5608 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5609 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5610 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5611 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5612 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5613 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5614 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5615 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5616 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5617 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5618 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5619 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5620 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5621 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5622 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5623 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5624 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5625 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5626 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5627 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5628 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5629 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5630 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5631 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5632 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5633 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5634 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5635 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5636 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5637 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5638 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5639 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5640 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5641 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5642 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5643 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5644 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5645 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5646 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5647 convert.c, convert.h, langhooks-def.h, reload1.c,
5648 tree-ssa-operands.c: Likewise.
5650 2007-07-26 Jan Hubicka <jh@suse.cz>
5652 * tree-ssa-live.c: Include debug.h and flags.h.
5653 (mark_scope_block_unused): New function.
5654 (remove_unused_scope_block_p): New function.
5655 (remove_unused_locals): Remove unused blocks too.
5657 2007-07-25 Ian Lance Taylor <iant@google.com>
5659 * combine.c (combine_max_regno): Remove. Remove all uses.
5660 (struct reg_stat_struct): Rename from struct reg_stat.
5661 (reg_stat_type): Define, and declare VECs.
5662 (reg_stat): Change from pointer to VEC. Change all uses.
5663 (combine_split_insns): New static function.
5664 (try_combine, find_split_point): Call it instead of split_insns.
5666 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5668 * cfghooks.c (split_block): Fix the information about loop latch.
5670 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5672 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5674 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5676 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5677 Scan the new edge for loop exit info.
5679 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5681 * config/darwin.c: Include debug.h.
5683 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5686 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5688 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5690 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5691 (HARD_REGNO_MODE_OK): Ditto.
5692 (MODES_TIEABLE_P): Ditto.
5693 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5694 (CLASS_MAX_NREGS): Ditto.
5695 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5696 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5697 (divdf3_internal_thr): Removed.
5698 * config/ia64/div.md: New file.
5699 * config/ia64/constraints.md: Add H constraint.
5701 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5703 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5704 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5705 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5706 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5707 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5708 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5709 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5710 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5711 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5712 dump_sbitmap_file, debug_sbitmap, popcount_table,
5713 sbitmap_popcount): Constify.
5714 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5715 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5716 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5717 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5718 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5719 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5720 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5721 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5722 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5723 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5724 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5726 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5728 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5729 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5730 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5731 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5732 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5733 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5734 bitmap_intersect_p, bitmap_intersect_compl_p,
5735 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5736 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5738 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5739 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5740 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5741 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5742 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5743 debug_bitmap, debug_bitmap_file, bitmap_print,
5744 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5745 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5747 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5749 * config/darwin.c (darwin_override_options): Additional fix for
5750 debug info formats that don't support var tracking.
5752 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5754 * cselib.c (entry_and_rtx_equal_p): Constify.
5755 * gengtype.c (output_mangled_typename, write_types, write_local):
5757 * gengtype.h (const_type_p): New.
5758 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5760 * tlink.c (scan_linker_output): De-constify.
5761 * tree-ssa-loop-im.c (memref_eq): Constify.
5762 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5763 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5765 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5767 * c-common.c (fname_as_string, c_type_hash): Constify.
5768 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5769 * cgraph.c (edge_hash, edge_eq): Likewise.
5770 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5771 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5772 reg_attrs_htab_eq): Likewise.
5773 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5775 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5776 const_decl_t, const_state_t, const_automata_list_el_t): New.
5777 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5778 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5779 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5780 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5781 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5782 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5783 compare_max_occ_cycle_nums, out_state_arcs_num,
5784 compare_transition_els_num, units_cmp, state_reservs_cmp):
5786 * genmodes.c (cmp_modes): Likewise.
5787 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5788 * gimplify.c (compare_case_labels): Likewise.
5789 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5790 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5791 * matrix-reorg.c (mtt_info_hash): Likewise.
5792 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5793 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5794 (htab_hash_bucket, htab_hash_elem): Constify.
5795 * tree-browser.c (TB_parent_eq): Likewise.
5796 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5797 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5798 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5799 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5801 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5802 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5803 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5804 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5805 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5807 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5808 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5809 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5810 * tree-ssa-threadupdate.c (redirection_data_hash,
5811 redirection_data_eq): Likewise.
5812 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5813 * tree-ssa.c (var_ann_eq): Likewise.
5814 * tree-vrp.c (compare_case_labels): Likewise.
5815 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5816 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5817 tree_not_check_failed, tree_class_check_failed,
5818 tree_range_check_failed, tree_not_class_check_failed,
5819 omp_clause_check_failed, omp_clause_range_check_failed,
5820 tree_contains_struct_check_failed, tree_operand_check_failed):
5822 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5823 tree_not_check_failed, tree_class_check_failed,
5824 tree_range_check_failed, tree_not_class_check_failed,
5825 tree_operand_check_failed, omp_clause_operand_check_failed,
5826 tree_operand_length): Likewise.
5827 * var-tracking.c (const_variable): New.
5828 (variable_htab_hash, variable_htab_eq): Constify.
5829 * varasm.c (const_desc_hash): Likewise.
5831 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5833 * expr.c (handled_component_p): Constify.
5834 * fold-const.c (fit_double_type): Likewise.
5835 * real.h (real_value_from_int_cst): Likewise.
5836 * tree-flow-inline.h (gimple_in_ssa_p,
5837 gimple_aliases_computed_p, gimple_addressable_vars,
5838 gimple_call_clobbered_vars, gimple_referenced_vars,
5839 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5840 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5841 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5842 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5843 is_label_stmt, is_global_var, phi_ssa_name_p,
5844 factoring_name_p, is_call_clobbered, tree_common_ann,
5845 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5846 unmodifiable_var_p, array_ref_contains_indirect_ref,
5847 ref_contains_array_ref, lookup_subvars_for_var,
5848 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5849 gimple_mem_ref_stats): Likewise.
5850 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5851 may_aliases, is_exec_stmt, is_label_stmt,
5852 ref_contains_array_ref, array_ref_contains_indirect_ref,
5853 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5854 unmodifiable_var_p): Likewise.
5855 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5856 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5857 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5858 cst_and_fits_in_hwi, real_value_from_int_cst,
5859 build_real_from_int_cst, integer_zerop, integer_onep,
5860 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5861 tree_floor_log2, real_zerop, real_onep, real_twop,
5862 real_minus_onep, really_constant_p, purpose_member, chain_member,
5863 list_length, fields_length, int_size_in_bytes, bit_position,
5864 int_bit_position, byte_position, int_byte_position, expr_align,
5865 array_type_nelts, tree_node_structure,
5866 type_contains_placeholder_1, iterative_hash_pointer,
5867 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5868 tree_map_base_eq, type_hash_list, type_hash_eq,
5869 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5870 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5871 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5872 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5873 int_fits_type_p, get_containing_scope, decl_function_context,
5874 decl_type_context, omp_clause_operand_check_failed,
5875 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5876 * tree.h (omp_clause_operand_check_failed, tree_size,
5877 build_real_from_int_cst, array_type_nelts, purpose_member,
5878 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5879 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5880 is_attribute_p, check_qualified_type, expr_align,
5881 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5882 int_byte_position, list_length, fields_length, initializer_zerop,
5883 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5884 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5885 tree_node_structure, handled_component_p, get_containing_scope,
5886 decl_function_context, decl_type_context, real_zerop,
5887 type_num_arguments, fit_double_type, really_constant_p,
5888 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5889 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5890 real_twop, real_minus_onep, int_cst_value): Likewise.
5892 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5894 * cfglayout.c (insn_scope, insn_line): Constify.
5895 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5896 const_double_htab_hash, const_double_htab_eq,
5897 mem_attrs_htab_hash): Likewise.
5898 * loop-iv.c (biv_eq): Likewise.
5899 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5900 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5901 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5903 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5904 error_for_asm, warning_for_asm, _fatal_insn,
5905 _fatal_insn_not_found): Likewise.
5906 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5907 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5908 rtl_check_failed_type2, rtl_check_failed_code1,
5909 rtl_check_failed_code2, rtl_check_failed_code_mode,
5910 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5911 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5912 rtl_check_failed_type2, rtl_check_failed_code1,
5913 rtl_check_failed_code2, rtl_check_failed_code_mode,
5914 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5915 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5916 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5917 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5918 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5919 rtx_unstable_p, get_integer_term, get_related_value,
5920 offset_within_block_p, reg_mentioned_p, count_occurrences,
5921 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5922 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5923 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5924 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5925 find_constant_src, find_reg_fusage, find_regno_fusage,
5926 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5927 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5928 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5929 computed_jump_p, auto_inc_p, in_expr_list_p,
5930 remove_node_from_expr_list, loc_mentioned_in_p,
5931 label_is_jump_target_p, reversed_comparison_code_parts,
5932 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5933 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5934 print_inline_rtx): Likewise.
5935 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5936 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5937 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5938 get_integer_term, get_related_value, offset_within_block_p,
5939 count_occurrences, reg_mentioned_p, no_labels_between_p,
5940 reg_used_between_p, reg_referenced_p, single_set_2,
5941 multiple_sets, set_noop_p, refers_to_regno_p,
5942 reg_overlap_mentioned_p, dead_or_set_p,
5943 covers_regno_no_parallel_p, covers_regno_p,
5944 dead_or_set_regno_p, find_reg_note, find_regno_note,
5945 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5946 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5947 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5948 side_effects_p, may_trap_p_1, may_trap_p,
5949 may_trap_after_code_motion_p, may_trap_or_fault_p,
5950 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5951 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5952 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5953 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5954 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5956 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5957 warning_for_asm): Likewise.
5958 * tree.h (print_rtl): Likewise.
5959 * varasm.c (get_pool_mode): Likewise.
5961 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5963 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5964 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5965 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5966 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5967 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5968 * ddg.c (compare_sccs): Likewise.
5969 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5970 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5971 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5972 decimal_do_fix_trunc, decimal_real_to_integer,
5973 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5974 * dse.c (const_group_info_t): New.
5975 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5976 * dwarf2out.c (const_dw_die_ref): New.
5977 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5978 * tree-browser.c (TB_parent_eq): Likewise.
5979 * unwind-dw2-fde.c (__register_frame_info_bases,
5980 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5981 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5983 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5984 * unwind-dw2.c (uw_frame_state_for): Likewise.
5985 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5986 * value-prof.h (const_histogram_value): New.
5988 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5990 * config/mips/mips.c (machine_function): Add
5991 initialized_mips16_gp_pseudo_p.
5992 (mips16_gp_pseudo_reg): Do not emit the initialization of
5993 mips16_gp_pseudo_rtx when being called from the gimple cost-
5994 calculation routines; emit it on the first use outside those
5997 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5999 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6002 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6003 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6004 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6005 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6006 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6007 Preserve const-ness of parameters through use of __typeof(),
6008 also constify and tidy.
6010 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6011 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6012 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6013 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6014 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6015 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6016 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6017 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6018 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6020 2007-07-25 Julian Brown <julian@codesourcery.com>
6021 Mark Shinwell <shinwell@codesourcery.com>
6023 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6024 (alpha_mangle_type): This.
6025 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6026 (TARGET_MANGLE_TYPE): Define this instead.
6027 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6028 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6029 (arm_init_neon_builtins): Fix comment.
6030 (arm_mangle_map_entry): New.
6031 (arm_mangle_map): New.
6032 (arm_mangle_type): New.
6033 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6034 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6035 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6036 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6037 (TARGET_MANGLE_TYPE): Define this instead.
6038 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6039 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6040 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6041 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6042 (TARGET_MANGLE_TYPE): Define this instead.
6043 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6045 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6046 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6047 (TARGET_MANGLE_TYPE): Define this instead.
6048 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6049 (s390_mangle_type): This.
6050 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6051 (TARGET_MANGLE_TYPE): Define this instead.
6052 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6053 (sparc_mangle_type): This.
6054 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6055 (TARGET_MANGLE_TYPE): Define this instead.
6056 * cp/mangle.c (write_type): Call mangle_type target hook on all
6057 types before mangling. Use original type, not main variant, as
6059 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6060 (TARGET_MANGLE_TYPE): This.
6061 * target.h (gcc_target): Rename mangle_fundamental_type to
6063 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6064 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6066 2007-07-25 Julian Brown <julian@codesourcery.com>
6067 Paul Brook <paul@codesourcery.com>
6068 Joseph Myers <joseph@codesourcery.com>
6069 Mark Shinwell <shinwell@codesourcery.com>
6071 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6072 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6073 (with_fpu): Allow --with-fpu=neon.
6074 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6075 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6076 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6077 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6078 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6079 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6080 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6081 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6082 (output_move_neon): Add prototypes.
6083 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6084 (all_fpus): Add FPUTYPE_NEON.
6085 (fp_model_for_fpu): Add NEON field.
6086 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6087 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6089 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6091 (thumb2_legitimate_address_p): Likewise.
6092 (neon_valid_immediate): Recognize and prepare constants suitable for
6094 (neon_immediate_valid_for_move): New function. Recognize and prepare
6095 immediates for NEON move instructions.
6096 (neon_immediate_valid_for_logic): New function. Recognize and
6097 prepare immediates for NEON logic instructions.
6098 (neon_output_logic_immediate): New function. Create asm string
6099 suitable for outputting immediate logic instructions.
6100 (neon_pairwise_reduce): New function. Implement reduction using
6101 pairwise operations.
6102 (neon_expand_vector_init): New function. Expand a (possibly
6103 non-constant) vector initialization.
6104 (neon_vector_mem_operand): New function. Memory operands supported
6105 for quad-word loads/stores to/from ARM or NEON registers. Don't
6106 allow base+offset addressing for core regs.
6107 (neon_struct_mem_operand): New function. Valid mems for NEON
6109 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6110 from neon_vector_mem_operand addresses without a secondary register.
6111 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6112 (add_minipool_backward_ref): Likewise.
6113 (dump_minipool): Likewise.
6114 (push_minipool_fix): Likewise.
6115 (output_move_quad): New function. Output quad-word moves, loads and
6116 stores using ARM registers.
6117 (output_move_vfp): Add support for vectors in VFP (NEON) D
6119 (output_move_neon): Output a NEON load/store to/from a quadword
6121 (arm_print_operand): Implement new codes:
6122 - 'c' for unadorned integers (without a # sign).
6123 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6125 - 'e', 'f' for the low and high D parts of a NEON Q register.
6126 - 'q' outputs a NEON Q register.
6127 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6128 - 'T' prints NEON opcode features from a coded bitmask.
6129 - 'F' is similar to T, but signed/unsigned codes both print as
6131 - 't' is similar to T, but 'u' is printed instead of 'p'.
6132 - 'O' prints 'r' if NEON instruction should perform rounding (as
6133 specified by bitmask), else prints nothing.
6134 - '#' is a punctuation character to stop operand numbers from
6135 running together with following digits in the assembler
6136 strings for instructions (when using mode attributes).
6137 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6138 constant vectors in big-endian mode, where necessary.
6139 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6140 Handle EI, OI, CI, XI modes.
6141 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6142 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6143 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6144 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6145 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6147 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6148 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6149 to turn v8qi, etc. into bits defined above.
6150 (neon_itype): New enumeration. Classifications of NEON builtins.
6151 (neon_builtin_datum): Define struct. Contains information about
6152 a single builtin (with multiple modes).
6153 (CF): Define helper macro for...
6154 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6156 (neon_builtin_data): New array. Define information about builtins
6157 for use during initialization/expansion.
6158 (arm_init_neon_builtins): New function.
6159 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6161 (neon_builtin_compare): New function.
6162 (locate_neon_builtin_icode): New function. Find an insn code for a
6163 builtin given a function code for that builtin. Also return type of
6164 builtin (NEON_BINOP, NEON_UNOP etc.).
6165 (builtin_arg): New enumeration. Types of arguments for builtins.
6166 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6167 Takes a variable argument list of builtin_arg types, terminated by
6169 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6170 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6171 (neon_emit_pair_result_insn): New function. Support returning pairs
6172 of vectors via a pointer.
6173 (neon_disambiguate_copy): New function. Set up operands for a
6174 multi-word copy such that registers do not get clobbered.
6175 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6176 ARM_BUILTIN_NEON_BASE.
6177 (arm_file_start): Set float-abi attribute for NEON.
6178 (arm_vector_mode_supported_p): Enable NEON vector modes.
6179 (arm_mangle_map_entry): New.
6180 (arm_mangle_map): New.
6181 (arm_mangle_vector_type): New.
6182 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6184 (TARGET_NEON): New macro. Target supports NEON.
6185 (fputype): Add FPUTYPE_NEON.
6186 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6187 for vectorization based on command-line arg.
6188 (NEON_REGNO_OK_FOR_NREGS): Define.
6189 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6190 (VALID_NEON_STRUCT_MODE): Define.
6191 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6192 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6193 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6194 (consttable_16): Add pattern for outputting 16-byte minipool
6196 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6198 (vec-common.md, neon.md): Include md files.
6199 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6200 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6201 (memory_constraint "Ut", "Un", "Us"): Define.
6202 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6203 (MMX_char): New mode attribute.
6204 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6205 (*add<mode>3_iwmmxt): New insn pattern.
6206 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6207 (*sub<mode>3_iwmmxt): New insn pattern.
6208 (mulv4hi3): Rename to...
6209 (*mulv4hi3_iwmmxt): This.
6210 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6211 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6212 (uminv4hi3, uminv2si3): Remove. Replace with...
6213 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6214 (*umin<mode>3_iwmmxt): These.
6215 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6216 (ashr<mode>3_iwmmxt): This new pattern.
6217 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6218 (lshr<mode>3_iwmmxt): This new pattern.
6219 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6220 (ashl<mode>3_iwmmxt): This new pattern.
6221 * config/arm/neon-docgen.ml: New file. Generate documentation for
6223 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6224 * config/arm/arm_neon.h: New (autogenerated).
6225 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6227 * config/arm/neon.md: New file. Define NEON instructions.
6228 * config/arm/neon.ml: New file. Abstract description of NEON
6229 instructions, used to generate arm_neon.h header, documentation and
6231 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6232 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6234 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6236 (ARM NEON Intrinsics): New subsection.
6237 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6239 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6241 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6244 2007-07-24 Jan Hubicka <jh@suse.cz>
6246 * regclass.c (move_table): New type.
6247 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6248 (init_move_cost): Break out from ...
6249 (init_reg_sets_1): ... here; simplify computation of
6250 have_regs-of_mode and contains_reg_of_mode.
6251 (record_reg_classes): Unswitch internal loops.
6252 (copy_cost): Trigger lazy initialization of move cost
6253 (record_address_regs): Likewise.
6255 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6257 * config/darwin.c (darwin_override_options): Don't force on
6258 flag_var_tracking_uninit when no debug info is requested.
6260 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6262 * cfgloop.c (init_loops_structure): New function.
6263 (flow_loops_find): Create root of the loop tree unconditionally.
6265 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6267 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6269 2007-07-24 Jan Hubicka <jh@suse.cz>
6271 * caller-save.c: Include ggc.h, gt-caller-save.h
6272 (reg_save_code, reg_restore_code): Rename to ...
6273 (cached_reg_save_code, cached_reg_restore_code): ... those.
6274 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6275 (reg_save_code, reg_restore_code): New functions.
6276 (init_caller_save): Do not intialize
6277 reg_save_code/reg_restore_code tables.
6278 * Makefile.in: (gt-caller-save.h): New.
6280 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6282 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6283 with the mode of the original operand instead of
6286 2007-07-23 Jan Hubicka <jH@suse.cz>
6288 * i386.c (ix86_secondary_memory_needed): Break out to...
6289 (inline_secondary_memory_needed): ... here.
6290 (ix86_memory_move_cost): Break out to ...
6291 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6292 maximum of input and output; fix handling of Q_REGS on 64bit.
6293 (ix86_secondary_memory_needed): Microoptimize.
6295 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6297 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6298 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6299 stmts_from_loop, known_dependences_p, build_rdg): New.
6300 * tree-data-ref.h: Depends on graphds.h.
6301 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6302 (build_rdg): Declared.
6303 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6305 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6307 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6310 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6311 Jakub Jelinek <jakub@redhat.com>
6313 PR middle-end/PR28690
6314 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6316 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6317 and MEM_POINTER operands over REG and MEM operands.
6318 (swap_commutative_operands_p): Change return value to bool.
6319 * rtl.h: Update the corresponding prototype.
6320 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6321 instead of gen_rtx_PLUS.
6322 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6323 value to bool. Change function arguments to rtx's and update code
6325 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6326 calls to match the new declaration.
6327 * simplify-rtx.c (simplify_associative_operation): Don't
6328 reorder simplify_binary_operation arguments.
6330 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6332 * config/mips/mips.c (override_options): Use mips_costs to derive
6333 the default branch cost.
6334 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6336 * config/mips/mips.opt (mbranch-cost=): New option.
6337 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6339 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6341 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6342 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6343 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6344 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6346 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6348 * config/mips/constraints.md (ks): New constraint.
6349 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6350 (*add<mode>3_mips16): ...here.
6352 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6354 * optabs.h (enum optab_index): Add new OTI_signbit.
6355 (signbit_optab): Define corresponding macro.
6356 (enum insn_code signbit_optab[]): Remove array.
6357 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6358 (expand_copysign_absneg): If back end provides signbit insn, use it
6359 instead of bit operations on floating point argument.
6360 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6361 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6362 for availability of signbit insn.
6364 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6365 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6366 SSE mode is not active.
6367 (isinf<mode>2): Disable for mfpmath=sse,387.
6369 2007-07-22 Ben Elliston <bje@au.ibm.com>
6371 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6373 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6375 2007-07-20 Richard Guenther <rguenther@suse.de>
6377 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6378 integral typed condition.
6379 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6380 booleanness. Only preserve conversions from a non-base
6381 type to a base type, not in general between types with
6382 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6383 * tree.def (COND_EXPR): Document that the condition
6384 can be of any integral type.
6386 2007-07-20 Nigel Stephens <nigel@mips.com>
6387 Richard Sandiford <richard@codesourcery.com>
6389 * config/mips/mips.h (mips_dwarf_regno): Declare.
6390 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6391 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6392 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6393 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6394 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6395 (REG_CLASS_NAMES): Update accordingly.
6396 * config/mips/mips.c (mips_dwarf_regno): New array.
6397 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6398 (mips_subword): Remove special handling for accumulator registers.
6399 (override_options): Initiailize mips_dwarf_regno. Remove use
6401 (mips_swap_registers): New function.
6402 (mips_conditional_register_usage): Swap accumulator registers
6403 around if TARGET_LITTLE_ENDIAN.
6404 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6405 * config/mips/constraints.md (h, l): Use the endianness to choose
6406 between MD0_REG and MD1_REG.
6407 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6408 alternative-dependent template.
6410 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6412 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6415 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6417 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6418 predecessor fallthru flags.
6420 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6422 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6423 of compare to the same type.
6424 * cfgloopmanip.c (add_loop): Update information about loop exits.
6425 (loop_version): Remove the innermost loop requirement.
6426 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6427 to sizetype for pointers.
6429 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6431 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6432 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6433 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6435 * config/dfp-bit.c: Empty for TFmode conversions.
6437 2007-07-18 Caroline Tice <ctice@apple.com>
6439 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6440 and handle them correctly; check that src is not NULL before
6442 (find_src_set_src): Likewise.
6444 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6446 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6447 (struct alignment_context, init_alignment_context): New.
6448 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6449 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6450 (XCHAL_HAVE_S32C1I): Likewise.
6451 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6452 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6453 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6454 (ATOMIC, HQI): New macros.
6455 (memory_barrier, *memory_barrier): New.
6456 (sync_lock_releasesi): New.
6457 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6458 (sync_lock_test_and_set<mode>): New.
6459 (sync_<atomic><mode>): New.
6460 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6461 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6462 (xtensa_expand_atomic): New.
6464 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6468 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6469 transformation for builtin ISNORMAL.
6470 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6471 * builtins.def (BUILT_IN_ISNORMAL): New.
6472 * doc/extend.texi: Document isnormal.
6474 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6478 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6479 optabs infrastructure. Provide generic implementation for
6481 (expand_builtin): Handle FINITE/ISFINITE.
6482 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6483 (fold_builtin_1): Likewise.
6485 * builtins.def (BUILT_IN_ISFINITE): New.
6487 * doc/extend.texi: Document isfinite.
6489 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6494 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6495 generic fallback for isinf.
6496 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6497 calculation code ...
6498 * real.c (get_max_float): ... to here.
6499 * real.h (get_max_float): New.
6501 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6505 * builtin-attrs.def (ATTR_TYPEGENERIC,
6506 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6508 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6509 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6510 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6511 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6513 * c-common.c (handle_type_generic_attribute): New.
6514 (c_common_attribute_table): Add "type generic".
6516 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6518 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6520 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6521 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6524 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6527 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6528 checking that the operand is an expression.
6530 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6531 Danny Smith <dannysmith@users.sourceforge.net>
6534 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6535 file mapping object in local namespace if Windows version later
6538 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6540 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6541 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6542 arm_cannot_force_const_mem.
6543 (arm_cannot_force_const_mem): New function.
6544 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6545 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6546 of arm_tls_referenced_p.
6547 * config/arm/arm.md (movsi): Split out-of-section constants when
6548 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6549 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6551 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6553 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6555 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6557 * config/mips/mips.md (*extendqihi2): Convert the destination
6560 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6562 * config/pa/fptr.c: Update license header.
6563 * config/pa/milli64.S: Likewise.
6565 2007-07-17 Nick Clifton <nickc@redhat.com>
6567 * COPYING_v3: New file. Contains version 3 of the GNU General
6569 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6570 Lesser General Public License.
6571 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6572 the GNU General Public License.
6574 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6576 PR rtl-optimization/32773
6577 * cfglayout.c (force_one_exit_fallthru): New function.
6578 (cfg_layout_finalize): Use it.
6580 2007-07-16 Richard Guenther <rguenther@suse.de>
6581 Uros Bizjak <ubizjak@gmail.com>
6583 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6584 before forcing it to gimple operand.
6586 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6587 David Ung <davidu@mips.com>
6589 * config/mips/mips.h (TUNE_24K): Define.
6590 (TUNE_MACC_CHAINS): Add TUNE_24K.
6591 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6593 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6594 (r74k_int_madd): .. this new reservation.
6595 (define_bypass): Fixed bypasses for r74k_int_madd to use
6597 * config/mips/24k.md (define_bypass): Define new
6598 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6600 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6601 Nigel Stephens <nigel@mips.com>
6603 * config/mips/mips.md: Include 20kc.md.
6604 * config/mips/20kc.md: New file.
6605 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6606 (mips_adjust_cost): Tweak for 20Kc.
6607 (mips_issue_rate): Likewise.
6608 * config/mips/mips.h (TUNE_20KC): Define.
6610 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6612 * config/rs6000/rs6000.c (struct processor_cost): Add
6613 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6615 (*_cost): Add cache information.
6616 (rs6000_override_options): Set cache parameters.
6618 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6621 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6622 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6624 2007-07-16 Paul Brook <paul@codesourcery.com>
6627 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6628 (cirrus_thumb2_movsi_insn): Ditto.
6630 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6632 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6635 2007-07-15 Andrew Haley <aph@redhat.com>
6637 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6638 before looking in the context.
6640 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6644 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6645 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6646 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6647 (pa_output_function_prologue): Use rp_saved and
6648 current_function_is_leaf to generate .CALLINFO statement.
6649 (hppa_expand_prologue): Set rp_saved.
6650 (hppa_expand_epilogue): Use rp_saved.
6651 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6652 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6654 2007-07-14 Dirk Mueller <dmueller@suse.de>
6656 * omega.c (coalesce): Fix memory leak on early exit.
6657 * matrix-reorg.c (check_allocation_function): Likewise.
6658 * tree-vect-transform.c (vect_get_new_vect_var): free result
6660 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6661 pass pointer to edge vector
6662 (partition_hot_cold_basic_blocks): Fix memory leak.
6663 * collect2.c (prefix_from_string): Free temporary storage.
6664 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6666 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6668 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6669 (DO_GLOBAL_DTORS_BODY): Likewise.
6671 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6672 Nigel Stephens <nigel@mips.com>
6674 * config/mips/mips.c (mips_classify_symbol): Don't return
6675 SYMBOL_SMALL_DATA for constant pool addresses if
6676 TARGET_EMBEDDED_DATA is true.
6678 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6680 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6681 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6682 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6683 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6684 __builtin_ia32_storehps, __builtin_ia32_storelps,
6685 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6686 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6687 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6688 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6689 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6690 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6691 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6692 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6693 using def_builtin_const.
6695 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6697 PR tree-optimization/32705
6698 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6699 (simplify_binary_expression): Use SSA_VAL consistently.
6701 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6703 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6704 (SPEFSCR_REGNO): Delete definition.
6705 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6706 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6707 * config/rs6000/rs6000.h: Do not define *_REGNO.
6708 LINK_REGISTER_REGNUM -> LR_REGNO.
6709 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6710 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6711 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6712 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6713 R_VRSAVE, R_VSCR. Use them.
6714 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6715 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6716 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6717 * config/rs6000/aix.h: Define R_LR. Use it.
6719 2007-07-13 Caroline Tice <ctice@apple.com>
6721 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6722 flag_var_tracking is explicitly turned off (i.e. when variable
6723 tracking is not feasible); otherwise, turn flag_var_tracking on when
6724 flag_var_tracking_uninit is on.
6725 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6726 note definitions, to allow recording of initialization status in the
6728 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6729 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6730 determine if two note locations are equal.
6731 (output_loc_list): Don't output list entries whose start & end labels
6733 (reg_loc_descriptor): Add parameter for initialization status; pass it
6734 to other loc descriptor functions.
6735 (one_reg_loc_descriptor): Add parameter for initialization status;
6736 check its value and add DW_OP_GNU_uninit to returned loc descr if
6738 (multiple_reg_loc_descriptor): Add parameter for initialization
6740 pass init status argument to other loc descriptor functions; check
6741 value of intialization parameter and add DW_OP_GNU_uninit to returned
6742 loc descr if appropriate.
6743 (based_loc_descr): Add parameter for initialization status; add new
6744 variable for return value; check value of initialization parameter and
6745 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6746 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6747 pass init status argument to other loc descriptor functions; check
6748 value of intialization parameter and add DW_OP_GNU_uninit to returned
6749 loc descr if appropriate.
6750 (mem_loc_descriptor): Likewise.
6751 (concat_loc_descriptor): Likewise.
6752 (concatn_loc_descriptor): Likewise.
6753 (loc_descriptor): Add parameter for initialization status; pass it as
6754 argument to other loc descriptor function calls.
6755 (loc_descriptor_from_tree_1): Add appropriate initialization status
6756 to loc descriptor function calls.
6757 (add_location_or_const_value_attribute): Get initialization status
6758 from VAR_LOCATION note; add initialization status to loc descriptor
6760 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6761 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6762 status is uninitialized, add "[uninint]" to output.
6763 * common.opt (fvar-tracking-uninit): New option, similar to
6764 fvar-tracking, to turn on tracking of uninitialized variables; creates
6765 a new global flag, flag_var_tracking_uninit.
6766 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6767 (enum var_init_status): New type, for var initialization status field.
6768 * var-tracking.c (struct location_chain_def): Two new fields, init,
6769 for initialization status, and set_src for the assignment value expr.
6770 (unshare_variable): New parameter for initialization status;
6771 initialize new init and set_src fields.
6772 (var_reg_set): New parameters for initialization status and value;
6773 pass them to set_variable_part.
6774 (var_mem_set): Likewise.
6775 (get_init_value): New function.
6776 (var_reg_delete_and_set): New initialization status & value
6777 parameters; add call to get_init_value if status is unknown; pass new
6778 parameters to clobber_variable_part and var_reg_set.
6779 (var_mem_delete_and_set): Likewise.
6780 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6781 (var_mem_delete): Likewise.
6782 (variable_union): Pass status to unshare_variable; initialize new init
6783 and set_src fields. If flag_var_tracking_uninit is not set, force
6784 status to initialized.
6785 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6786 used later to get the set_src value.
6787 (find_src_status): New function.
6788 (find_src_set_src): New function.
6789 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6790 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6791 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6792 and var_mem_delete_and_set.
6793 (dump_variable): Print out "[uninit]" if appropriate.
6794 (set_variable_part): Add new initialization and set_src parameters;
6795 pass status to unshare_variable; set node->init and node- >set_src
6796 fields and modify slot in hash table appropriately; save the init and
6797 set_src values if appropriate and assign to the new node.
6798 (clobber_variable_part): New set_src parameter; if two nodes have
6799 same variable and same location but different set_src (assignment)
6800 values, clobber old node.
6801 (delete_variable_part): Pass init status to unshare_variable.
6802 (emit_note_insn_var_location): Add initialized var; assign var's init
6803 status to new 'initialized'; pass new init status field to calls to
6804 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6805 status to initialized.
6806 (emit_notes_in_bb): Pass initialization status to calls to
6807 var_reg_set, var_mem_set, var_reg_delete_and_set and
6808 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6809 var_reg_delete_and_set and var_mem_delete_and_set; call
6810 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6811 make up for change in add_stores.
6812 (vt_add_function_parameters): Add status to calls to
6814 * config/darwin.c (darwin_override_options): Turn on uninitialized
6815 tracking automatically, if var_tracking is on and the system is
6818 2007-07-13 Sa Liu <saliu@de.ibm.com>
6820 * config.gcc: Add options for arch and tune on SPU.
6821 * config/spu/predicates.md: Add constant operands 0 and 1.
6822 * config/spu/spu-builtins.def: Add builtins for double precision
6823 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6824 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6826 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6828 * config/spu/spu-protos.h: Add new function prototypes.
6829 * config/spu/spu.c (spu_override_options): Check options -march and
6831 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6832 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6834 (spu_const_from_int): New. Create a vector constant from 4 ints.
6835 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6836 (spu_emit_vector_compare): New. Emit vector compare.
6837 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6838 * config/spu/spu.h: Add options -march and -mtune. Define processor
6839 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6840 CANONICALIZE_COMPARISON.
6841 * config/spu/spu.md: Add new insns for double precision compare
6842 and double precision vector compare. Add vcond and smax/smin patterns
6843 to enable DFmode vector conditional expression.
6844 * config/spu/spu.opt: Add options -march and -mtune.
6845 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6846 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6847 both CELL and CELLEDP targets: spu_testsv.
6848 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6851 2007-07-13 Richard Guenther <rguenther@suse.de>
6853 PR tree-optimization/32721
6854 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6855 TREE_THIS_VOLATILE on the folded reference.
6856 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6857 if the array reference has TREE_THIS_VOLATILE set.
6859 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6862 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6864 2007-07-13 Andreas Schwab <schwab@suse.de>
6866 * gengtype-lex.l: Allow declarations to be indented.
6868 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6870 * ginclude/tgmath.h: New.
6871 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6872 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6873 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6874 * configure: Regenerate.
6876 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6878 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6879 correct index when setting register save state for xd
6882 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6884 * config/sh/sh.c (mark_use): Remove.
6886 2007-07-12 Paul Brook <paul@codesourcery.com>
6888 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6889 reg does not overlap return value.
6891 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6893 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6894 (set_expression_vuses): Ditto.
6895 (init_pre): Initialize expression_vuses.
6897 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6899 * config/i386/sse.md (storentdf, storentsf): New.
6901 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6903 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6905 * tree.c (build_decl_stat): Move code from here...
6906 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6907 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6908 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6909 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6910 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6913 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6914 Devang Patel <dpatel@apple.com>
6916 PR tree-optimization/25413
6917 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6918 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6919 * tree.h (contains_packed_reference): New.
6920 * expr.c (contains_packed_reference): New.
6921 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6922 (vect_enhance_data_refs_alignment): Call
6923 vector_alignment_reachable_p.
6924 * target.h (vector_alignment_reachable): New builtin.
6925 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6926 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6927 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6929 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6931 * target.h (builtin_vectorization_cost): Add new target builtin.
6932 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6933 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6934 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6935 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6936 uninitialized variables.
6937 * tree-vect-transform.c (cost_for_stmt): New function.
6938 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6939 using cost 1 for all scalar stmts. Be less conservative when
6940 estimating the number of prologue/epulogue iterations. Call
6941 targetm.vectorize.builtin_vectorization_cost. Return
6942 min_profitable_iters-1.
6943 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6944 initialization cost instead of TARG_VEC_STMT_COST. Use
6945 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6946 epilogue code. Fix epilogue cost computation.
6947 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6948 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6949 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6950 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6951 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6952 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6954 2007-07-12 Richard Guenther <rguenther@suse.de>
6956 * gimplify.c (gimplify_conversion): Make sure that the result
6957 from maybe_fold_offset_to_reference is trivially convertible
6958 to the desired type before doing the simplification.
6959 (gimplify_expr): Likewise.
6960 * fold-const.c (fold_binary): Use the correct types for
6961 building the simplified expression.
6963 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6965 PR rtl-optimization/32729
6966 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6967 that fallthru to exit.
6969 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6971 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6972 (symDTPOFF2reg): Likewise.
6974 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6976 PR tree-optimization/32663
6978 * tree.h (VALUE_HANDLE_VUSES): Remove.
6979 (struct tree_value_handle): Remove vuses.
6981 * tree-vn.c (create_value_handle_for_expr): Don't set
6984 * tree-ssa-pre.c (expression_vuses): New.
6985 (alloc_expression_id): Set up expression_vuses.
6986 (get_expression_vuses): New.
6987 (set_expression_vuses): Ditto.
6988 (clear_expression_ids): Modify for expression_vuses.
6989 (phi_translate_1): Ditto.
6990 (phi_translate_set): Ditto.
6991 (value_dies_in_block_x): Ditto
6992 (valid_in_sets): Ditto.
6993 (add_to_sets): Ditto.
6994 (find_existing_value_expr): Ditto.
6995 (create_value_handle_for_expr): Ditto.
6996 (make_values_for_stmt): Ditto.
6997 (vuse_equiv): Remove.
6999 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7001 * Makefile.in (mostlyclean): Remove object files.
7003 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7005 * toplev.c (no_new_pseudos): Deleted.
7006 * rtl.h (no_new_pseudos): Deleted.
7007 * tree-pass.h (pass_no_new_pseudos): Deleted.
7008 * passes.c (pass_no_new_pseudos): Deleted.
7009 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7010 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7011 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7013 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7014 * rtlhooks.c (gen_lowpart_general): Ditto.
7015 * optabs.c (prepare_operand): Ditto.
7016 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7018 * modulo-sched.c (rest_of_handle_sms): Ditto.
7019 * see.c (rest_of_handle_see): Ditto.
7020 * ifcvt.c (if_convert): Ditto.
7021 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7023 * init-regs.c (gate_initialize_regs): Deleted set of
7025 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7026 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7027 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7029 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7032 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7033 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7034 (*vec_extractv2di_1_rex64): New insn pattern.
7036 2007-07-11 David Daney <ddaney@avtrex.com>
7038 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7039 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7040 for SIGNAL_UNWIND_RETURN_COLUMN.
7041 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7042 (DWARF_FRAME_REGNUM): Rewrite.
7043 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7045 2007-07-11 Nick Clifton <nickc@redhat.com>
7047 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7048 delta and use gen_int_mode in place of GET_INT instead.
7050 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7052 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7055 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7057 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7058 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7060 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7061 (USE_CANONICAL_TYPES): New.
7062 * doc/invoke.texi (verify-canonical-types): Remove.
7063 (use-canonical-types): Add.
7065 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7067 * config/spu/spu.c (spu_optimization_options): Remove setting of
7068 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7069 (spu_override_options): Move it here.
7071 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7073 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7074 * config/mips/mips.c (mips_cpu_info_table): Mention
7075 MIPS_ISA_LEVEL_SPEC in the comment.
7077 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7079 PR tree-optimization/32713
7080 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7082 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7085 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7086 conditional to flag_isoc99.
7087 (c_common_init_options): Do it here, unconditionally.
7089 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7091 PR tree-optimization/32589
7092 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7093 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7094 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7095 predicate, extracted from...
7096 (set_rhs): ...here. Call it for the expression on entry.
7097 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7098 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7099 (simplify_binary_expression): Use valid_gimple_expression_p
7100 to validate the simplification.
7101 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7103 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7105 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7106 DWARF2_DEBUG on 32 bit target too.
7107 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7109 2007-07-11 Nick Clifton <nickc@redhat.com>
7111 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7112 version for 64-bit hosts.
7114 2007-07-10 David Daney <ddaney@avtrex.com>
7116 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7118 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7120 * config/mips/mips.c (mips_expand_synci_loop): New function.
7121 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7122 (UNSPEC_RDHWR): Same.
7123 (UNSPEC_SYNCI): Same.
7124 (UNSPEC_SYNC): Same.
7125 (clear_cache): New expand.
7129 (clear_hazard): Same.
7130 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7132 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7133 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7135 2007-07-10 Ian Lance Taylor <iant@google.com>
7137 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7140 2007-07-10 David Daney <ddaney@avtrex.com>
7142 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7143 * builtins.c (expand_builtin___clear_cache): New function.
7144 (expand_builtin): Call expand_builtin___clear_cache for
7145 BUILT_IN_CLEAR_CACHE case.
7146 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7147 * doc/md.texi (clear_cache): Document new instruction pattern.
7148 * testsuite/gcc.dg/builtins-64.c: New test.
7150 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7152 * config/cris/cris.md ("movsi"): Fix typo in last change.
7154 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7157 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7159 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7160 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7161 for FUNCTION_DECLs. Don't use align_functions_log if
7163 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7164 even for FUNCTION_DECLs.
7165 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7167 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7168 (DECL_FUNCTION_CODE): Update for new location and name of
7170 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7171 (struct tree_decl_common): Move 'align' and 'off_align' out
7172 of union, ensure they're still on a 32-bit boundary. Remove
7173 other fields in union 'u1'.
7174 (struct tree_function_decl): Add field 'function_code' replacing
7175 'u1.f' in tree_decl_common.
7176 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7177 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7178 (Variable Attributes): Cross-reference 'aligned' attribute
7179 to Function Attributes.
7180 * flags.h (force_align_functions_log): Delete.
7181 * toplev.c (force_align_functions_log): Delete.
7183 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7186 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7187 (*vec_concatv2di_rex): New insn pattern.
7189 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7192 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7194 2007-07-10 Ian Lance Taylor <iant@google.com>
7196 Replace no_new_pseudos in backends.
7197 * rtl.h (can_create_pseudo_p): Define.
7198 * config/darwin.c (machopic_indirect_data_reference): Use
7199 can_create_pseudo_p () instead of no_new_pseudos.
7200 (machopic_indirect_data_reference): Likewise.
7201 (machopic_legitimize_pic_address): Likewise.
7202 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7203 (alpha_emit_set_const_1): Likewise.
7204 (alpha_emit_set_const): Likewise.
7205 (alpha_emit_conditional_move): Likewise.
7206 (alpha_split_conditional_move): Likewise.
7207 * config/alpha/alpha.md (various splitters): Likewise.
7209 * config/arm/arm.c (legitimize_pic_address): Likewise.
7210 (arm_load_pic_register): Likewise.
7211 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7212 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7213 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7214 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7215 * config/cris/cris.md (movsi): Likewise.
7216 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7217 (symGOTOFF2reg_hilo): Likewise.
7218 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7219 * config/h8300/h8300.md (insv, extzv): Likewise.
7220 * config/i386/i386.c (ix86_expand_move): Likewise.
7221 (ix86_expand_vector_move): Likewise.
7222 (ix86_prepare_fp_compare_args): Likewise.
7223 (ix86_expand_carry_flag_compare): Likewise.
7224 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7225 (tls_dynamic_gnu2_combine_32): Likewise.
7226 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7227 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7228 (ia64_expand_movxf_movrf): Likewise.
7229 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7230 (m32c_split_move): Likewise.
7231 (m32c_expand_insv): Likewise.
7232 * config/m68k/m68k.md (movsi): Likewise.
7233 * config/mips/mips.c (mips_force_temporary): Likewise.
7234 (mips_split_symbol): Likewise.
7235 (mips_move_integer): Likewise.
7236 (mips_legitimize_const_move): Likewise.
7237 * config/mn10300/mn10300.md (movsi): Likewise.
7238 * config/pa/pa.c (emit_move_sequence): Likewise.
7239 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7240 (rs6000_got_register): Likewise.
7241 (create_TOC_reference): Likewise.
7242 (rs6000_machopic_legitimize_pic_address): Likewise.
7243 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7244 (various splitters): Likewise.
7245 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7246 (movsi_got): Likewise.
7247 * config/s390/s390.c (emit_symbolic_move): Likewise.
7248 * config/s390/s390.md (movhi, movqi): Likewise.
7249 (load_multiple, store_multiple): Likewise.
7250 * config/score/score.c (score_force_temporary): Likewise.
7251 * config/sh/sh.c (prepare_move_operands): Likewise.
7252 (prepare_cbranch_operands): Likewise.
7253 (emit_fpu_switch): Likewise.
7254 (fpscr_set_from_mem): Likewise.
7255 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7256 (adddi3, subsi3): Likewise.
7257 (various splitters): Likewise.
7258 (divsi_inv_fp_combine): Likewise.
7259 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7260 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7262 * config/sh/predicates.md (xor_operand): Likewise.
7263 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7264 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7265 (movdi_pic_label_ref): Likewise.
7266 * config/spu/spu.c (spu_split_immediate): Likewise.
7267 * config/alpha/alpha.md (various splitters): Remove test
7268 !no_new_pseudos || reload_completed.
7269 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7271 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7272 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7273 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7274 * config/score/score.c (th_output_mi_thunk): Likewise.
7275 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7276 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7278 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7280 PR rtl-optimization/32664
7281 * mode-switching.c (create_pre_exit): Skip barrier insns.
7283 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7285 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7286 force_gimple_operand_bsi.
7287 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7288 rewrite_use_compare): Ditto.
7289 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7291 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7292 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7293 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7294 * tree-profile.c (prepare_instrumented_value,
7295 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7296 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7297 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7298 tree_gen_ior_profiler): Ditto.
7299 * tree-ssa-reassoc.c (negate_value): Ditto.
7300 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7301 Use force_gimple_operand_bsi.
7302 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7303 * tree-if-conv.c (add_to_dst_predicate_list,
7304 find_phi_replacement_condition): Ditto.
7305 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7306 Call mark_symbols_for_renaming for new statements.
7307 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7309 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7311 * cfghooks.c (remove_edge): New function.
7312 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7314 * cfghooks.h (remove_edge): Declare.
7315 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7316 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7318 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7320 * optabs.h: Added declaration for signbit_optab.
7321 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7322 * genoptinit.c (optabs): Added entry for signbit insns.
7323 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7325 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7326 * config/s390/s390.md (signbit<mode>2): New expander.
7328 2007-07-09 Richard Guenther <rguenther@suse.de>
7331 * fold-const.c (fold_plusminus_mult_expr): Move constant
7332 arguments second to allow decomposing.
7334 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7337 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7339 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7340 Disregard DECL_FROM_INLINE.
7342 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7345 * doc/invoke.texi: Add ftree-reassoc flag.
7346 * common.opt (ftree-reassoc): New flag.
7347 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7348 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7350 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7352 PR tree-optimization/32681
7353 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7354 saved in second_edge->aux when first_bb is a loop header.
7356 2007-07-09 Jan HUbicka <jh@suse.cz>
7358 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7360 2007-07-09 Richard Guenther <rguenther@suse.de>
7362 * c-decl.c (start_function): Do not promote return type.
7364 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7366 * function.c (do_warn_unused_parameter): Do not warn if
7367 TREE_NO_WARNING is set.
7369 2007-07-08 Andreas Schwab <schwab@suse.de>
7371 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7373 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7376 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7378 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7379 apply to assembly language, too.
7380 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7382 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7384 Revert (note the sccvn portions are *not* reverted)
7385 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7387 Fix PR tree-optimization/23488
7389 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7391 * tree-flow-inline.h (get_value_handle): Ditto.
7392 * tree-ssa-pre.c (decl_vh_map): New.
7393 (decl_node_pool): New.
7394 (can_value_number_operation): Support DECL_P.
7395 (can_PRE_operation): Ditto.
7396 (create_expression_by_pieces): Ditto.
7397 (find_existing_value_expr): Modify to differnetiate between
7398 addressing and top level.
7399 (create_value_handle_for_expr): Handle DECL's.
7400 (poolify_tree): Ditto.
7401 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7402 (make_values_for_stmt): Handle DECL's properly.
7403 (init_pre): Reorg to not init useless things during FRE.
7405 * tree-flow.h: Include pointer-set.h.
7406 (decl_vh_map): Declare.
7407 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7409 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7411 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7412 the constraint description.
7413 * doc/md.texi: Update documentation of AVR constraints.
7415 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7417 * auto-inc-dec.c, config/arm/arm.c,
7418 config/m32r/constraints.md, config/mips/mips.md,
7419 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7420 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7421 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7422 typos. Follow spelling conventions.
7423 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7425 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7426 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7428 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7429 realloc_vuse): Remove.
7430 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7433 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7435 Fix PR tree-optimization/23488
7437 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7438 (try_to_simplify): Ditto.
7440 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7442 * tree-flow-inline.h (get_value_handle): Ditto.
7443 * tree-ssa-pre.c (decl_vh_map): New.
7444 (decl_node_pool): New.
7445 (can_value_number_operation): Support DECL_P.
7446 (can_PRE_operation): Ditto.
7447 (create_expression_by_pieces): Ditto.
7448 (find_existing_value_expr): Modify to differnetiate between
7449 addressing and top level.
7450 (create_value_handle_for_expr): Handle DECL's.
7451 (poolify_tree): Ditto.
7452 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7453 (make_values_for_stmt): Handle DECL's properly.
7454 (init_pre): Reorg to not init useless things during FRE.
7456 * tree-flow.h: Include pointer-set.h.
7457 (decl_vh_map): Declare.
7458 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7460 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7462 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7463 apply to assembly language, too.
7464 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7466 2007-07-06 Ian Lance Taylor <iant@google.com>
7467 Zack Weinberg <zackw@panix.com>
7470 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7472 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7474 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7475 (prefetch): Likewise if "pref" would be used.
7477 2007-07-06 Josh Conner <jconner@apple.com>
7481 * calls.c (store_one_arg): Handle arguments which are partially
7482 on the stack when detecting argument overlap.
7484 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7486 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7487 chosen during find_reloads.
7489 2007-07-06 Richard Guenther <rguenther@suse.de>
7491 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7492 TYPE_ARG_TYPES for verification of argument types. Use
7493 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7494 parameters as variable arguments.
7496 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7498 * libgcc2.h (word_type): Type definition removed.
7499 (cmp_return_type, shift_count_type): Type definitions added.
7500 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7501 replaced with shift_count_type.
7502 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7504 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7505 changed from word_type to Wtype.
7506 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7507 replaced with shift_count_type.
7508 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7510 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7511 and libgcc_shift_count attribute added.
7512 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7513 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7514 (TARGET_INITIALIZER): New target hooks added.
7515 * targhooks.c (default_libgcc_cmp_return_mode,
7516 default_libgcc_shift_count_mode): Default implementations for the new
7518 * targhooks.h (default_libgcc_cmp_return_mode,
7519 default_libgcc_shift_count_mode): Function prototypes added.
7520 * target.h (struct gcc_target): Fields for the new target hooks added.
7521 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7523 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7526 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7527 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7529 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7530 s390_libgcc_shift_count_mode): Functions added.
7531 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7532 Target hooks defined.
7534 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7536 * config/mips/mips.c (compute_frame_size): Restore the original
7537 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7538 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7539 Document why the difference is needed.
7541 2007-07-06 Richard Guenther <rguenther@suse.de>
7543 * c-common.c (boolean_increment): Use correctly typed
7546 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7548 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7549 the topmost argument register is not also included in the save mask.
7550 (mips16e_collect_argument_save_p): Take a pointer to the argument
7551 register, rather than a pointer to the number of arguments.
7552 (mips16e_collect_argument_saves): Only include argument saves
7553 that aren't in the register mask.
7555 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7557 PR rtl-optimization/32450
7558 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7559 to ensure that instructions are not moved into the prologue when
7560 profiling is on. Remove unused prologue_end variable.
7561 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7562 as a scheduling barrier.
7564 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7567 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7568 Disregard DECL_FROM_INLINE.
7570 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7572 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7573 IORing with a constant.
7575 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7577 PR rtl-optimization/32475
7578 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7579 for every definition of the stack pointer.
7581 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7583 * arm.c (vfp3_const_double_index): Copy signed results of
7584 REAL_VALUE_TO_INT into unsigned vars.
7586 2007-07-05 Richard Guenther <rguenther@suse.de>
7589 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7591 * tree-ssa.c (useless_type_conversion_p): Check canonical
7594 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7596 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7597 zero_extendhisi2): Change to define_insn_and_split.
7598 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7600 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7602 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7603 pass_match_asm_constraints): New.
7604 * passes.c (init_optimization_passes): Add new pass.
7605 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7606 * function.h (struct function): Add has_asm_statement bit.
7607 (current_function_has_asm_statement): New.
7608 * tree-pass.h (pass_match_asm_constraints): New.
7610 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7612 * config/mips/mips.c (mips_file_start): Avoid declaration
7615 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7617 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7619 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7621 * rtl.def (NOTE): Change print format string to print
7622 operand 5 as a note insn name.
7624 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7625 David Ung <davidu@mips.com>
7627 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7628 * doc/invoke.texi: (MIPS Options): Document them.
7630 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7631 David Ung <davidu@mips.com>
7633 Add support for SmartMIPS ASE.
7635 * optabs.c (expand_binop_directly): New, broken out from...
7636 (expand_binop): Here. Make it try rotating in the other
7637 direction even when the second operand isn't constant.
7638 * config/mips/mips.md (*lwxs): New.
7639 * config/mips/mips.opt (msmartmips): New.
7640 * config/mips/mips.c (mips_lwxs_address_p): New.
7641 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7642 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7643 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7644 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7645 (ISA_HAS_LWXS): New.
7646 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7647 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7648 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7649 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7650 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7651 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7652 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7654 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7656 * tree-vectorizer.c (new_loop_vec_info): Initialize
7657 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7658 * tree-vectorizer.h (_loop_vec_info): Added new filed
7659 min_profitable_iters.
7660 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7661 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7662 * tree-vect-analyze.c (vect_analyze_operations): Set
7663 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7664 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7665 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7666 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7667 and prologue cost to after they are computed.
7668 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7670 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7671 of creating vectors from scalars according to dt.
7672 (vect_model_store_cost): Likewise.
7673 (vectorizable_call): Use dt array instead of scalar dt. Call
7674 vect_model_simple_cost with additional argument dt.
7675 (vectorizable_assignment): Likewise.
7676 (vectorizable_operation): Likewise.
7677 (vectorizable_type_demotion): Likewise.
7678 (vectorizable_type_promotion): Likewise.
7679 (vectorizable_store): Use dt array instead of scalar dt. Call
7680 vect_model_store_cost with additional argument dt.
7681 (vect_do_peeling_for_loop_bound): Don't call
7682 vect_estimate_min_profitable_iters. Instead, lookup
7683 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7684 "may not be profitable".
7686 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7689 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7690 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7691 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7692 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7694 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7696 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7697 addressing modes cheaper.
7699 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7701 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7702 (dw_ranges_struct): Rename block_num to num. Adjust.
7703 (dw_ranges_by_label_struct): New.
7704 (ranges_by_label, ranges_by_label_allocated,
7705 ranges_by_label_in_use): New variables.
7706 (add_ranges_num): Factored most of the code out of...
7707 (add_ranges): ... this one. Rewrite in terms of the former.
7708 (add_ranges_by_labels): New.
7709 (output_ranges): Output by-label ranges.
7710 (dwarf2out_finish): Output range for multiple-section
7711 compile_unit. Output standard DW_AT_low_pc in addition to
7712 unexpected DW_AT_entry_pc.
7714 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7716 PR tree-optimization/32604
7717 PR tree-optimization/32606
7719 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7720 (compute_antic_safe): Removed.
7721 (ANTIC_SAFE_LOADS): Ditto.
7722 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7723 (execute_pre): Don't call compute_antic_safe.
7724 (vuse_equiv): New function.
7725 (make_values_for_stmt): Use it
7726 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7729 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7732 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7734 (avr_attribute_table): Make "naked" attribute apply to function types
7735 rather than to decls.
7736 (avr_handle_fntype_attribute): New function.
7738 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7740 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7743 2007-07-04 David Ung <davidu@mips.com>
7744 Joseph Myers <joseph@codesourcery.com>
7746 * config/mips/mips.md (type): Add logical, signext and move.
7747 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7748 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7749 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7750 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7751 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7752 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7753 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7754 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7755 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7756 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7757 movv2sf_hardfloat_64bit): Use the new types.
7758 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7759 *movdf_softfloat, *movdf_mips16): Use "multi".
7760 (extendqihi2): Replace with a define_expand.
7761 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7762 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7763 * config/mips/74k.md (r74k_int_logical): New reservation and
7765 (r74k_int_arith): Remove "slt".
7766 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7767 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7768 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7769 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7770 reservations for "arith".
7772 2007-07-04 Richard Guenther <rguenther@suse.de>
7774 * tree-ssa.c (useless_type_conversion_p): Add handling for
7775 scalar float and vector types. Only call the types_compatible_p
7776 langhook for aggregate types as last resort. Follow the
7779 2007-07-04 Richard Guenther <rguenther@suse.de>
7781 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7782 the same as NOP_EXPR.
7784 2007-07-04 Nick Clifton <nickc@redhat.com>
7786 * target.h (struct gcc_target): Add target_help field.
7787 * target-def.h (TARGET_HELP): New.
7788 (TARGET_INITIALIZER): Use TARGET_HELP.
7789 * opts.c (command_handle_option): Invoke target_help function, if
7790 defined, when the user has specified --target-help on the command
7792 * doc/invoke.texi: Mention that --target-help might print
7793 additional information.
7794 * doc/tm.texi: Document TARGET_HELP hook.
7796 * arm.c (TARGET_HELP): Override default definition.
7797 (arm_target_help): New - display a wrapped list of cores and
7798 architectures supported.
7800 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7802 * config/v850/v850.c (expand_prologue): Make sure
7803 GEN_INT() argument is sign extended rather than zero extended.
7804 (expand_epilogue): Likewise.
7805 (output_move_double): Delete.
7806 * config/v850/v850-protos.h (output_move_double): Delete.
7807 * config/v850/v850.md (movdi): Delete.
7808 (*movdi_internal): Delete.
7810 (*movdf_internal): Delete.
7812 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7814 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7815 unless compiling RTP PIC.
7817 2007-07-04 Richard Guenther <rguenther@suse.de>
7819 PR tree-optimization/32482
7820 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7821 original ssa name if we didn't find a shift expression.
7822 Fix shift constant for bit zero test.
7824 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7826 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7828 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7830 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7831 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7832 * config/arm/vxworks.h (ASM_SPEC): Delete.
7833 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7835 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7837 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7838 (DDR_REVERSED_P): New.
7839 * tree-data-ref.c (initialize_data_dependence_relation,
7840 build_classic_dist_vector): Set DDR_REVERSED_P.
7842 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7845 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7846 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7847 init_omega_for_ddr_1): Use non conservative number of iterations
7849 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7850 (analyze_siv_subscript): Remove FIXME and reinitialization of
7851 last_conflicts to chrec_dont_know.
7852 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7854 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7856 * tree.c (maybe_canonicalize_argtypes): Improve description.
7858 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7860 * tree.c (maybe_canonicalize_argtypes): New.
7861 (build_function_type): Set canonical type.
7862 (build_method_type_directly): Ditto.
7863 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7866 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7868 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7870 (rewrite_use_nonlinear_expr): Likewise.
7872 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7874 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7876 2007-07-04 Ben Elliston <bje@au.ibm.com>
7878 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7881 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7883 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7884 (Exception Handling): Likewise.
7886 2007-07-03 Jan Hubicka <jh@suse.cz>
7888 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7890 2007-07-03 Eric Christopher <echristo@apple.com>
7892 * doc/cppopts.texi: Add conflicting option note to -dM.
7893 * doc/invoke.texi: Add note about possible conflicts with
7894 -E for -dCHARS and note that -dM will not produce
7895 any results if there is no machine dependent reorg.
7897 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7899 * tree.h (DECL_ALIGN): Back out previous change.
7901 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7903 * configure.ac: Test for .dtprelword support on MIPS.
7904 * configure, config.in: Regenerate.
7905 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7906 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7908 2007-07-03 Julian Brown <julian@codesourcery.com>
7910 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7911 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7912 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7913 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7915 (all_fpus): Add FPUTYPE_VFP3.
7916 (fp_model_for_fpu): Add VFPv3 field.
7917 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7918 (vfp3_const_double_index): New function. Return integer index of
7919 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7921 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7922 and argument represents a valid RTX for a VFPv3 constant.
7923 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7925 (vfp_emit_fstmd): Similar, for fstmd.
7926 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7927 constants, represented as integer indices.
7928 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7929 VFP_REGNO_OK_FOR_DOUBLE macros.
7930 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7931 (arm_file_start): Set float-abi attribute for VFPv3, and output
7932 correct ".fpu" assembler directive.
7933 (arm_dbx_register_numbering): Add FIXME.
7934 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7935 (fputype): Add FPUTYPE_VFP3.
7936 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7937 (CALL_USED_REGISTERS): Likewise.
7938 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7939 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7940 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7941 (D7_VFP_REGNUM): New.
7942 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7943 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7944 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7945 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7946 (REG_ALLOC_ORDER): Adjust for VFPv3.
7947 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7948 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7949 VFP_LO_REGS, VFP_HI_REGS.
7950 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7951 (IS_VFP_CLASS): Define macro.
7952 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7954 (REGISTER_MOVE_COST): Likewise.
7955 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7956 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7957 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7958 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7959 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7960 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7961 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7962 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7963 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7964 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7965 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7966 where appropriate for single-word registers.
7967 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7968 As above. Fix type attributes.
7969 * config/arm/constraints.md (register_contraint "t"): Define.
7970 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7972 (register_constraint "x"): Define.
7973 (constraint "Dv"): Define.
7975 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7977 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7979 2007-07-03 Tom Tromey <tromey@redhat.com>
7981 * c-parser.c (objc_pq_context): Removed.
7982 (objc_need_raw_identifier): Likewise.
7983 (c_parser) <objc_pq_context>: New field.
7984 <objc_need_raw_identifier>: Likewise.
7985 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7986 (c_lex_one_token): Update.
7987 (c_parser_objc_protocol_definition): Update.
7988 (c_parser_objc_method_definition): Update.
7989 (c_parser_objc_methodproto): Update.
7990 (c_parser_declspecs): Update.
7992 2007-07-03 David Ung <davidu@mips.com>
7994 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7996 2007-07-03 David Ung <davidu@mips.com>
7997 Richard Sandiford <richard@codesourcery.com>
7999 * doc/invoke.texi: Document -march=74kf3_2.
8000 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8001 (TUNE_74K): Check for it.
8002 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8003 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8004 * config/mips/mips.md (cpu): Add 74kf3_2.
8005 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8006 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8007 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8008 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8009 74kf3_2 to the CPU list.
8010 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8011 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8012 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8013 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8014 (r74kf3_2_fxfer_from_c1): New insn reservations.
8016 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8017 David Ung <davidu@mips.com>
8019 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8020 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8021 and 74k[fx]. Document aliases for the new options.
8022 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8023 (PROCESSOR_24KF2_1): ...this.
8024 (PROCESSOR_24KX): Rename to...
8025 (PROCESSOR_24KF1_1): ...this.
8026 (PROCESSOR_74KF): Rename to...
8027 (PROCESSOR_74KF2_1): ...this.
8028 (PROCESSOR_74KX): Rename to...
8029 (PROCESSOR_74KF1_1): ...this.
8030 (TUNE_74K): Update PROCESSOR_* names.
8031 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8032 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8033 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8034 (mips_rtx_cost_data): Update processor names in comments.
8035 (mips_issue_rate): Update PROCESSOR_* names.
8036 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8037 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8038 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8039 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8040 Update cpu attribute names.
8041 (r24k_fpu_iss): Rename this reservation to...
8042 (r24kf2_1_fpu_iss): ...this and update all uses.
8043 (r24kx_fpu_iss): Rename this reservation to...
8044 (r24kf1_1_fpu_iss): ...this and update all uses.
8045 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8046 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8047 Update cpu attribute names.
8049 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8051 * config/m32r/constraints.md: New file.
8052 * config/m32r/m32r.c: Include tm-constrs.h.
8053 (small_data_operand): Use satisfies_constraint_* instead of macro.
8054 (addr24_operand, gen_compare): Likewise.
8055 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8056 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8057 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8058 EXTRA_CONSTRAINT): Likewise.
8059 * config/m32r/m32r.md: Include constraints.md.
8060 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8061 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8062 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8063 (two_insn_const_operand, int8_operand, uint16_operand,
8064 reg_or_int16_operand, reg_or_uint16_operand,
8065 reg_or_cmp_int16_operand, cmp_int16_operand,
8066 seth_add3_operand): Likewise.
8068 2007-07-03 Eric Christopher <echristo@gmail.com>
8070 * libgcc2.h: Conditionally declare __bswapsi2 and
8073 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8075 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8078 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8081 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8082 (__gthrw_pragma): Provide default definition.
8084 * gthr-posix.c (__gthrw_pragma): Define.
8086 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8088 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8089 before declaring inequality.
8091 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8093 * combine.c (recog_for_combine): Log the success or failure of
8094 matching new insn patterns against the machine description in
8097 2007-07-03 Revital Eres <eres@il.ibm.com>
8099 * ddg.c (print_sccs): New function.
8100 (check_sccs): New function.
8101 (create_ddg_all_sccs): Use it.
8102 * ddg.h (print_sccs): Declare.
8103 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8105 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8107 * targhooks.h (default_mode_for_suffix): New function declaration.
8108 * targhooks.c (default_mode_for_suffix): New default target hook.
8109 * target.h (struct c): New structure in the targetm struct.
8110 (mode_for_suffix): New target hook as part of struct c.
8111 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8112 default_mode_for_suffix.
8113 (TARGET_C): New define.
8114 * c-lex.c: Include "target.h".
8115 (interpret_float): Use targetm.c.mode_for_suffix to determine
8116 the mode for a given non-standard suffix.
8117 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8119 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8120 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8122 * doc/extend.texi (Floating Types): New node. Document __float80 and
8123 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8125 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8128 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8129 predicate instead of target_operand.
8130 (divsi3_i1_media, divsi3_media_2): Likewise.
8132 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8134 * tree.h (alias_sets_might_conflict_p): Rename into
8135 alias_sets_must_conflict_p.
8136 * alias.c (alias_sets_might_conflict_p): Likewise.
8137 (alias_sets_conflict_p): Use it.
8138 (objects_must_conflict_p): Likewise.
8139 * c-common.c (strict_aliasing_warning): Adjust.
8141 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8143 * rtlhooks.c (gen_lowpart_if_possible): Check for
8144 invalid subreg before calling gen_lowpart_SUBREG.
8146 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8148 * config/darwin9.h: Add copyright notice.
8149 (LINK_COMMAND_SPEC): Add comment.
8150 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8151 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8152 DARWIN_LIBSYSTEM_HAS_UNWIND.
8154 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8157 * omp-low.c (check_combined_parallel): New function.
8158 (lower_omp_parallel): Call it via walk_stmts, set
8159 OMP_PARALLEL_COMBINED if appropriate.
8160 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8161 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8162 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8163 don't consider it as combined parallel.
8165 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8167 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8168 (gcc_tooldir): Likewise.
8169 * configure: Regenerate.
8170 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8171 old configure.ac gcc_tooldir setting.
8172 (prefix_to_exec_prefix): New variable.
8173 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8174 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8176 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8178 Fix PR tree-optimization/32583
8179 Fix PR tree-optimization/32584
8180 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8181 (phi_translate_set): Use phi_translate directly now.
8182 (make_values_for_stmt): Don't value number RHS if we already know
8185 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8186 Jim Wilson <wilson@specifix.com>
8189 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8192 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8193 Richard Sandiford <richard@codesourcery.com>
8194 Nigel Stephens <nigel@mips.com>
8196 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8197 (mips16e_output_save_restore): Declare.
8198 (mips16e_save_restore_pattern_p): Likewise.
8199 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8200 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8201 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8202 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8203 (BITSET_P): New global macro, extracted from...
8204 (mips_for_each_saved_reg): ...here.
8205 (mips16e_save_restore_info): New struct.
8206 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8207 (mips16e_save_restore_regs): New variable.
8208 (mips_split_plus, mips16e_find_first_register): New functions.
8209 (mips16e_mask_registers): New function.
8210 (compute_frame_size): Expand the commentary before the function.
8211 Enforce the MIPS16e save and restore register range restrictions.
8212 Pad the general register save area at the low end.
8213 (mips16e_save_restore_reg, mips16e_build_save_restore)
8214 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8215 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8216 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8218 (mips_expand_prologue, mips_expand_epilogue): Handle
8219 GENERATE_MIPS16E_SAVE_RESTORE.
8220 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8222 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8224 PR tree-optimization/31966
8225 PR tree-optimization/32533
8226 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8227 "basic_block" description as its third argument. Update function
8228 calls to get destination bb from "edge" argument. Save "cond" into
8229 aux field of the edge. Update prototype for changed arguments.
8230 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8232 (find_phi_replacement_condition): Operate on incoming edges, not
8233 on predecessor blocks. If there is a condition saved in the
8234 incoming edge aux field, AND it with incoming bb predicate.
8235 Return source bb of the first edge.
8236 (clean_predicate_lists): Clean aux field of outgoing node edges.
8237 (tree_if_conversion): Do not initialize cond variable. Move
8238 variable declaration into the loop.
8239 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8240 initializations of new_stmt, arg0 and arg1 variables.
8242 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8244 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8245 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8247 2007-07-02 Richard Guenther <rguenther@suse.de>
8249 * tree-ssa.c (useless_type_conversion_p): Document
8250 future intent as defining the middle-end type system.
8251 Re-structure to call langhook last, group by type class,
8252 mark questionable parts.
8254 2007-07-02 Richard Guenther <rguenther@suse.de>
8256 * tree-flow.h (types_compatible_p): Declare.
8257 * tree-ssa.c (types_compatible_p): New function.
8258 * ipa-type-escape.c (discover_unique_type): Use
8259 types_compatible_p instead of lang_hooks.types_compatible_p.
8260 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8261 * tree-vn.c (expressions_equal_p): Likewise.
8262 * tree.c (fields_compatible_p): Likewise.
8263 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8264 (cprop_operand): Use useless_type_conversion_p instead of
8265 lang_hooks.types_compatible_p.
8266 * tree-inline.c (setup_one_parameter): Likewise.
8267 (declare_return_variable): Likewise.
8268 * tree-nrv.c (tree_nrv): Likewise.
8269 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8270 (maybe_fold_offset_to_component_ref): Likewise.
8271 (maybe_fold_offset_to_reference): Likewise.
8272 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8273 (merge_alias_info): Likewise.
8274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8275 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8276 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8277 * tree-tailcall.c (find_tail_calls): Likewise.
8278 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8279 * gimplify.c (canonicalize_addr_expr): Likewise.
8280 (fold_indirect_ref_rhs): Likewise.
8281 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8282 (cpt_same_type): Likewise.
8283 (check_pointer_types_r): Swap parameters to cpt_same_type
8285 * fold-const.c (fold_convert): Revert fix for PR15988.
8286 * tree-inline.c (setup_one_parameter): Instead fix it here by
8287 using fold_build1 instead of fold_convert and checking for
8288 error_mark_node. Convert only if the conversion is necessary.
8290 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8292 * configure.ac: Check for .gnu_attribute on Power.
8293 * configure: Regenerate.
8294 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8295 attribute for floating-point ABI.
8297 2007-07-02 Ira Rosen <irar@il.ibm.com>
8299 PR tree-optimization/32230
8300 PR tree-optimization/32477
8301 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8302 address is a constant.
8304 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8306 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8307 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8308 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8309 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8310 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8311 64-bit targets. Add support for *-elfoabi*.
8312 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8313 different settings if $(tm_defines) does not select the EABI.
8314 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8315 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8316 (MIPS_ARCH_OPTION_SPEC): Likewise.
8317 (MIPS_ISA_LEVEL_SPEC): Likewise.
8318 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8319 * config/mips/elfoabi.h: New file.
8321 2007-07-02 Richard Guenther <rguenther@suse.de>
8323 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8324 (useless_type_conversion_p): ... this.
8325 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8326 (useless_type_conversion_p): ... this.
8327 * builtins.c (fold_builtin_memory_op): Rename
8328 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8329 * tree-cfg.c (verify_expr): Likewise.
8330 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8331 * tree-ssa-ccp.c (ccp_fold): Likewise.
8332 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8333 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8335 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8336 * tree-ssa-pre.c (eliminate): Likewise.
8337 * tree-ssa.c (delete_tree_ssa): Likewise.
8338 (tree_ssa_useless_type_conversion): Likewise.
8339 * tree.c (build2_stat): Likewise.
8341 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8343 Fix PR tree-optimization/32571
8344 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8347 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8350 and other expected operations explicitly, change default to
8353 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8355 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8357 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8358 (tls_load_dot_plus_eight): Move the label number into the unspec.
8359 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8361 2007-07-01 Andreas Schwab <schwab@suse.de>
8363 * dwarf2out.c (initial_return_save): Define only if used.
8365 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8367 Unreverting Richard's Revert of:
8369 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8371 * dce.c (deletable_insn_p_1): New function, split out from...
8372 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8373 specially, not those inside PARALLELs. Remove BODY argument
8374 and adjust recursive call accordingly.
8375 (prescan_insns_for_dce): Update call to delete_insn_p.
8377 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8378 Revital Eres <eres@il.ibm.com>
8380 * ddg.c (create_ddg_all_sccs): Fix missed
8381 initialization of scc_nodes.
8383 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8386 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8387 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8389 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8391 * configure.ac: Check for .gnu_attribute on MIPS.
8392 * configure, config.in: Regenerate.
8393 * config/mips/mips.c (mips_file_start): If supported, output
8394 attribute for floating-point ABI.
8396 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8399 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8400 (ffs_cmove): New expander to expand using ctz pattern.
8401 (*ffs_cmove): Remove pattern.
8402 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8403 (ffsdi2): Expand using ctz pattern.
8404 (*ffs_rex64): Remove pattern.
8406 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8408 PR rtl-optimization/32296
8409 * pa.md (return): Delete pattern.
8410 (return_internal): Remove "(const_int 1)" from pattern.
8411 (epilogue): Use return_internal pattern for trivial returns.
8412 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8413 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8415 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8417 * tree-ssa-pre.c (is_exception_related): New function
8418 (can_value_number_operation): Use it.
8420 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8422 Fix PR tree-optimization/32540
8423 Fix PR tree-optimization/31651
8425 * tree-ssa-sccvn.c: New file.
8427 * tree-ssa-sccvn.h: Ditto.
8429 * tree-vn.c: Include tree-ssa-sccvn.h
8430 (val_expr_paid_d): Removed.
8431 (value_table): Ditto.
8432 (vn_compute): Ditto.
8433 (val_expr_pair_hash): Ditto.
8434 (val_expr_pair_expr_eq): Ditto.
8435 (copy_vuses_from_stmt): Ditto.
8438 (shared_vuses_from_stmt): Ditto.
8439 (print_creation_to_file): Moved up.
8440 (sort_vuses): Ditto.
8441 (sort_vuses_heap): Ditto.
8442 (set_value_handle): Make non-static.
8443 (make_value_handle): Ditto.
8444 (vn_add): Rewritten to use sccvn lookups.
8445 (vn_add_with_vuses): Ditto.
8446 (vn_lookup): Ditto (and second argument removed).
8447 (vn_lookup_with_vuses): Ditto.
8448 (vn_lookup_or_add): Ditto (and second argument removed);
8449 (vn_lookup_or_add_with_vuses): Ditto.
8450 (vn_lookup_with_stmt): New.
8451 (vn_lookup_or_add_with_stmt): Ditto.
8452 (create_value_handle_for_expr): Ditto.
8454 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8455 (seen_during_translate): New function.
8456 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8457 (phi_trans_add): Ditto.
8458 (constant_expr_p): FIELD_DECL is always constant.
8459 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8460 Use constant_expr_p.
8461 Avoid infinite recursion on mutually valued expressions.
8462 Change callers of vn_lookup_or_add.
8463 (phi_translate): New function.
8464 (compute_antic_safe): Allow phi nodes.
8465 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8466 (find_or_generate_expression): Rewrite slightly.
8467 (create_expression_by_pieces): Updated for vn_lookup_or_add
8469 Update VN_INFO for new names.
8470 (insert_into_preds_of_block): Update for new names.
8471 (add_to_exp_gen): New function.
8472 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8473 (find_existing_value_expr): Rewrite to changed vn_lookup.
8474 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8475 (try_look_through_load): Removed.
8476 (try_combine_conversion): Ditto.
8477 (get_sccvn_value): New function.
8478 (make_values_for_phi): Ditto.
8479 (make_values_for_stmt): Ditto.
8480 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8482 (init_pre): Update for SCCVN changes.
8484 (execute_pre): Ditto.
8486 * tree-flow.h (make_value_handle): Declare.
8487 (set_value_handle): Ditto.
8488 (sort_vuses_heap): Ditto.
8489 (vn_lookup_or_add_with_stmt): Ditto.
8490 (vn_lookup_with_stmt): Ditto.
8491 (vn_compute): Remove.
8494 (vn_lookup): Update arguments.
8496 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8498 (tree-ssa-sccvn.o): New.
8499 (OBJS-common): Add tree-ssa-sccvn.o
8501 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8504 * c-typeck.c (build_external_ref): Don't mark as used if called
8506 * calls.c (rtx_for_function_call): Likewise.
8508 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8512 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8514 * dce.c (deletable_insn_p_1): New function, split out from...
8515 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8516 specially, not those inside PARALLELs. Remove BODY argument
8517 and adjust recursive call accordingly.
8518 (prescan_insns_for_dce): Update call to delete_insn_p.
8520 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8522 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8523 (try_combine): Move potential calls to undo_all() so they happen
8524 before we commit to using the combined insns.
8526 2006-06-30 Jan Hubicka <jh@suse.cz>
8528 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8531 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8533 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8534 (cgraph_remove_unreachable_nodes): Likewise.
8535 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8536 * ipa-inline.c (update_caller_keys): Cast according to the coding
8538 (cgraph_decide_recursive_inlining): Likewise.
8539 (cgraph_decide_inlining_of_small_function): Likewise.
8540 (try_inline): Likewise.
8541 (cgraph_decide_inlining_incrementally): Likewise.
8542 * ipa-pure-const.c (get_function_state): Likewise.
8543 (scan_function): Likewise.
8544 (analyze_function): Likewise.
8545 (static_execute): Likewise.
8546 * ipa-reference.c (scan_for_static_refs): Likewise.
8547 (merge_callee_local_info): Likewise.
8548 (analyze_function): Use type safe memory macros.
8549 (static_execute): Likewise. Cast according to the coding conventions.
8550 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8552 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8554 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8555 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8558 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8561 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8562 for complex modes (both int and real).
8564 2007-06-29 Jan Hubicka <jh@suse.cz>
8566 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8568 2007-06-29 Jan Hubicka <jh@suse.cz>
8571 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8574 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8577 * config/avr/avr.c: Include dataflow header file.
8578 (expand_prologue): Adjust for prologue insn change.
8579 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8582 2007-06-29 Richard Guenther <rguenther@suse.de>
8585 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8586 during type verification.
8588 2007-06-29 Jan Hubicka <jh@suse.cz>
8590 * recog.c (validate_change_rtx_1): Unshare TO argument.
8592 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8594 PR tree-optimization/24659
8595 * tree-vect-transform.c (vectorizable_call): Handle
8596 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8598 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8599 * config/i386/i386.c (enum ix86_builtins)
8600 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8601 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8603 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8604 const using def_builtin_const.
8605 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8606 input operands in the same modes as the result.
8607 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8609 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8611 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8612 (df_set_dead_notes_for_mw): Likewise.
8614 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8616 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8618 2007-06-28 DJ Delorie <dj@redhat.com>
8620 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8622 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8624 * doc/invoke.texi (C++ Dialect Options): Document
8625 fvisibility-ms-compat.
8626 * c.opt (fvisibility-ms-compat): New.
8628 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8631 * tree-affine.c (aff_combination_add_elt): Handle
8632 pointer addition specially.
8634 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8636 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8637 decl is non-external for AIX ABI.
8639 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8641 * config/rs6000/predicates.md (current_file_function_operand):
8642 Ensure the symbol is non-external for AIX ABI.
8644 2007-06-28 Nick Clifton <nickc@redhat.com>
8646 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8647 (fdce, fdse, fpredictive-commoning): Likewise.
8649 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8652 * gcc.c (process_command): Recognize the new -static-libgfortran
8655 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8658 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8659 Use a call clobbered hard reg instead of a pseudo reg.
8661 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8663 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8665 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8668 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8669 REG_LIBCALL and REG_RETVAL notes.
8670 (divsi3, mulsi3): Likewise.
8671 (mulhisi3): Likewise. Use emit_libcall_block.
8672 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8674 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8676 PR rtl-optimization/32481
8677 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8679 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8681 * dce.c (deletable_insn_p_1): New function, split out from...
8682 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8683 specially, not those inside PARALLELs. Remove BODY argument
8684 and adjust recursive call accordingly.
8685 (prescan_insns_for_dce): Update call to delete_insn_p.
8687 2007-06-27 Richard Guenther <rguenther@suse.de>
8690 * tree.h (fold_convertible_p): Declare.
8691 * fold-const.c (fold_convertible_p): New function.
8692 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8693 instead of lang_hooks.types_compatible_p.
8695 2007-06-26 Jan Hubicka <jh@suse.cz>
8697 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8698 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8699 early use validate_unshare_change.
8700 (reload_combine): Likewise.
8701 * recog.c (change_t): New field unshare.
8702 (validate_change_1): Rename from validate_change; add argument unshare.
8703 (validate_change): Turn into wrapper of validate_change_1; update
8704 prototype for bools.
8705 (validate_unshare_change): New.
8706 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8707 calls of df_insn_rescan.
8708 * recog.h (validate_change): Replace ints by bools.
8709 (validate_unshare_change): Declare.
8711 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8713 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8715 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8717 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8719 2007-06-25 Jan Hubicka <jh@suse.cz>
8721 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8723 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8724 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8725 places other call site specific checks are performed.
8727 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8730 * tree-vect-transform.c (vectorizable_operation): Convert
8731 POINTER_PLUS_EXPR over to PLUS_EXPR.
8733 2007-06-25 Chao-ying Fu <fu@mips.com>
8735 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8736 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8737 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8738 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8740 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8741 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8742 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8743 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8744 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8745 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8746 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8747 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8748 ALL_FIXED_POINT_MODE_P): New define.
8749 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8751 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8753 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8754 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8755 MODE_VECTOR_UACCUM): New mode classes.
8757 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8758 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8759 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8762 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8763 (blank_mode): Initialize ibit and fbit.
8764 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8765 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8767 (new_adjust): Change required_class to required_class_from and
8768 required_class_to for testing within a range.
8769 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8770 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8772 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8773 (make_fixed_point_mode): New.
8774 (_ADD_ADJUST): Change C to C1 and C2.
8775 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8776 use a range for machine classes.
8777 (ADJUST_IBIT, ADJUST_FBIT): New.
8778 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8780 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8781 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8782 Emit adjustment for ibit and fbit.
8783 (emit_mode_ibit, emit_mode_fbit): New.
8784 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8786 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8788 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8789 as the source of the set.
8791 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8793 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8794 FP_REGNO_P): Use IN_RANGE.
8795 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8796 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8797 (DATA_REG_P): Use DATA_REGNO_P.
8798 (FP_REG_P): Use FP_REGNO_P.
8799 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8800 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8801 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8803 2007-06-24 Jan Hubicka <jh@suse.cz>
8806 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8808 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8811 * fold-const.c (fold_binary): Strip nops of operand 0
8812 of BIT_NOT_EXPR before calling operand_equal_p.
8813 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8814 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8816 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8818 * doc/extend.texi: Document that dllimport and dllexport imply
8820 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8821 imported or exported declaration, including type declarations.
8822 * c-common.c (handle_visibility_attribute): Check for conflicts
8823 with dllimport/dllexport.
8824 (c_determine_visibility): Handle dllimport/dllexport as an
8825 explicit visibility atttribute.
8827 2007-06-23 Richard Guenther <rguenther@suse.de>
8829 PR tree-optimization/16876
8831 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8833 * tree-inline.c (initialize_inlined_parameters): Do not call
8834 lang_hooks.tree_inlining.convert_parm_for_inlining.
8835 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8836 reason for mismatched types.
8837 * gimplify.c (gimplify_call_expr): Verify the call expression
8838 arguments match the called function type signature. Otherwise
8839 mark the call expression to be not considered for inlining
8840 using CALL_CANNOT_INLINE_P flag.
8841 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8842 edges call expression.
8843 (cgraph_decide_inlining_of_small_function): Likewise.
8844 (cgraph_decide_inlining): Likewise.
8845 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8847 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8848 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8849 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8851 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8852 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8854 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8855 convert_parm_for_inlining member.
8857 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8860 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8861 Remove optimization for GT.
8863 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8866 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8868 (prescan_insns_for_dce): Add extra parameter.
8870 2007-06-23 Jan Hubicka <jh@suse.cz>
8873 * gimplify.c (mark_addressable): New function.
8874 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8876 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8879 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8881 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8884 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8885 moves between MMX/SSE registers to at least 8 units to prevent
8886 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8888 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8890 * config/i386/i386.c (override_options): Correct x86_sahf
8893 2007-06-21 David Daney <ddaney@avtrex.com>
8896 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8897 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8898 (exception_receiver): Renamed to ...
8899 (nonlocal_goto_receiver): ... this.
8901 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8903 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8904 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8905 partial register accesses.
8907 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8909 * fold-const.c (debug_fold_checksum): Move it under
8910 ENABLE_FOLD_CHECKING.
8912 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8915 * tree.h (debug_fold_checksum): Declared.
8916 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8917 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8918 build_fold_addr_expr_with_type_1.
8919 (fold_addr_expr, debug_fold_checksum): New.
8920 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8921 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8924 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8926 PR tree-optimization/19590
8927 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8928 of scev is a constant.
8930 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8932 * df-problems.c (df_note_bb_compute): Made computation of live
8933 info consistent with df_lr.
8935 2007-06-21 Richard Guenther <rguenther@suse.de>
8937 PR tree-optimization/32453
8938 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8939 for pointer anti-range.
8941 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8943 * config/i386/i386.c (processor_target_table): Increase maximum
8944 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8947 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8948 byte alignment if > 8 byte alignment is preferred.
8949 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8951 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8953 PR tree-optimization/31866
8954 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8955 if ASM_EXPR's input is not a SSA_NAME.
8958 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8959 but decl is a global var, instead return decl.
8960 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8961 even for is_global_var decls, if they are private in some outer
8964 2007-06-21 Richard Guenther <rguenther@suse.de>
8966 PR tree-optimization/32451
8967 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8969 2007-06-21 Christian Bruel <christian.bruel@st.com>
8971 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8972 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8973 (push_regs): Changed saving order or banked registers.
8974 (sh_expand_epilogue): Likewise.
8975 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8976 (FIRST_BANKED_REG): Likewise.
8977 (LAST_BANKED_REG): Likewise.
8978 * config/sh/sh.md (banked) New attribute.
8979 (in_delay_slot): Check banked attribute.
8981 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8983 PR tree-optimization/32075
8984 * tree-data-ref.c (subscript_dependence_tester_1,
8985 analyze_miv_subscript, analyze_overlapping_iterations,
8986 add_distance_for_zero_overlaps, build_classic_dist_vector,
8987 subscript_dependence_tester_1, analyze_overlapping_iterations,
8988 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8989 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8990 to evolution_function_is_affine_multivariate_p.
8992 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8994 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8996 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8999 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9001 * config/m32c/prologue.md (epilogue_exitd_16): New.
9002 (epilogue_reit_16): New.
9003 (epilogue_exitd): Rename to epilogue_exitd_24.
9004 (epilogue_reit): Rename to epilogue_reit_24.
9006 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9007 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9009 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9011 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9012 if dbg_cnt (sched_insn) reaches the limit.
9013 (choose_ready): New parameter INSN_PTR and new return value.
9014 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9015 the new return value from choose_ready.
9016 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9017 (rest_of_handle_global_alloc): New global_alloc_at_func.
9019 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9021 PR tree-optimization/25737
9022 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9023 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9024 * tree-flow.h (struct fieldoff): Add new field alias_set.
9025 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9026 argument addressable_type. Set alias_set of fieldoff.
9027 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9028 (create_overlap_variables_for): Pass alias_set from fieldoff to
9030 * alias.c (get_alias_set): Use alias_set from SFT if set.
9032 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9034 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9035 of a variable as an unsigned HOST_WIDE_INT integer.
9037 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9039 PR rtl-optimization/32405
9040 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9042 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9044 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9047 * builtins.c: Include diagnostic.h.
9048 (expand_builtin_expect): Make gcc_assert more permissive.
9049 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9052 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9056 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9057 if ACCUMULATE_OUTGOING_ARGS.
9059 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9061 * config/m68hc11/m68hc11.c: Include dataflow header file.
9062 (m68hc11_reorg): Port to dataflow.
9064 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9066 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9067 (struct df_problem.free_blocks_on_set_blocks): New field.
9068 (struct dataflow.optional_p): New field.
9069 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9070 (df_live_set_all_dirty): New function.
9071 * df-scan.c (df_scan_alloc): Initialize optional_p.
9072 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9073 * df-core.c (df_set_blocks): Removed use of
9074 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9075 df_problem.free_blocks_on_set_blocks to determine which blocks are
9077 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9078 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9079 uses dataflow.optional_p to determine if problem should be
9081 (rest_of_handle_df_initialize): Only start live problem if
9083 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9084 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9085 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9086 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9087 problem_NOTE): Initialize free_blocks_on_set_blocks.
9088 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9090 (df_live_set_all_dirty, df_note_alloc): New function.
9091 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9093 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9094 * postreload.c (reload_combine): Ditto.
9095 * cse.c (cse_extended_basic_block): Ditto.
9096 * regmove.c (mark_flags_life_zones): Ditto.
9097 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9098 erase_matching_seqs): Ditto.
9099 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9100 * integrate (allocate_initial_values): Ditto.
9101 * combine.c (reg_dead_at_p): Ditto.
9102 * resource.c (mark_target_live_regs): Ditto.
9103 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9104 * config/sh/sh.c (find_r0_life_regions): Ditto.
9105 * global.c (rest_of_handle_global_alloc): Only add back df_live
9107 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9109 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9111 (if_convert): Make sure df_live is there at -O == 1.
9112 (pass_if_after_combine): Cleanup flags.
9113 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9114 is there at -O == 1.
9116 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9118 * config/arm/arm.c (arm_get_frame_offsets): Set
9119 offsets->locals_base to avoid negative stack size.
9120 (thumb1_expand_prologue): Assert on negative stack size.
9122 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9124 PR tree-optimization/32367
9125 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9126 of the chrec has no evolution in that loop.
9127 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9129 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9131 * config/xtensa/xtensa.c: Include "df.h".
9132 (xtensa_builtin_saveregs): Use adjust_address instead of
9134 (xtensa_va_start): Invoke make_tree with sizetype for
9135 expand_builtin_saveregs and then convert the result to a pointer.
9136 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9137 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9138 Subtract argument size from index value as integers and then use
9139 POINTER_PLUS_EXPR to add the result to the array address.
9141 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9144 * config/m32c/m32c.c: Include dataflow header file.
9145 (m32c_emit_prologue): Adjust for prologue insn change.
9146 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9147 once inside a PARALLEL. Assume frame size passed in operand 0
9148 includes space to save the fb register.
9149 (prologue_enter_24): Likewise.
9150 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9152 2007-06-19 David Daney <ddaney@avtrex.com
9155 * config/mips/mips.md (cprestore): Mark $gp as used.
9157 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9160 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9161 (frv_ifcvt_modify_insn): Likewise.
9163 2007-06-19 Richard Guenther <rguenther@suse.de>
9165 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9166 only handle positive offsets that fit in a HOST_WIDE_INT.
9168 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9170 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9171 result of rsqrt insn for zero input argument to avoid NaN.
9173 2007-06-19 Richard Guenther <rguenther@suse.de>
9176 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9178 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9180 PR tree-optimization/32353
9181 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9183 2007-06-19 Nick Clifton <nickc@redhat.com>
9185 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9187 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9190 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9191 * config/i386/i386.c (assign_386_stack_local): Assert that
9192 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9193 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9194 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9195 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9197 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9199 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9201 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9203 PR rtl-optimization/32321
9204 * gcse.c (replace_store_insn): Update the note before
9205 calling emit_insn_after.
9207 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9210 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9212 * df-problems.c (df_note_bb_compute): Fix dumping info.
9214 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9216 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9217 insn with emit_jump_insn.
9219 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9221 PR tree-optimization/32383
9222 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9223 * targhooks.h (default_builtin_reciprocal): Update prototype.
9224 * target.h (struct gcc_target): Update builtin_reciprocal.
9225 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9226 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9227 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9228 when fndecl is in BUILT_IN_MD class.
9229 (execute_convert_to_rsqrt): Ditto.
9231 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9232 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9233 Convert BUILT_IN_SQRTF code only when md_fn is false.
9235 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9237 * bt-load.c (move_btr_def): Fix the order of arguments
9238 to validate_replace_rtx.
9240 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9242 * config/m68k/m68k-devices.def: Add 54450..54455.
9244 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9246 PR rtl-optimization/32366
9247 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9248 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9251 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9254 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9255 this is true, rescan insn being modified.
9256 (sms_schedule): Added rescan parameter.
9257 (rest_of_handle_sms): Moved freeing of dominance info to before
9258 getting out of cfg_layout.
9260 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9262 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9263 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9266 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9267 FL_CF_EMAC from the entry for isac.
9269 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9270 (const_sibcall_operand): New.
9271 (sibcall_operand): Use it.
9272 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9273 (m68k_isas): ISAC does not imply FPU or EMAC.
9274 (override_options): Add ISA_C logic for symbolic jump & call.
9276 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9278 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9279 return mode from the builtin itself.
9280 (sparc_fold_builtin): Fix cast of zero constant.
9282 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9284 * targhooks.c (default_builtin_reciprocal): New default target hook.
9285 * targhooks.h (default_builtin_reciprocal): Add prototype.
9286 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9287 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9288 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9289 default_builtin_reciprocal.
9291 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9294 * hooks.c (hook_tree_tree_bool_null): New hook.
9295 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9296 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9297 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9298 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9299 and convert it to reciprocal a*rfunc(b).
9300 (execute_convert_to_rsqrt): New function.
9301 (gate_convert_to_rsqrt): New function.
9302 (pass_convert_to_rsqrt): New pass definition.
9303 * target.h (struct gcc_target): Add builtin_reciprocal.
9304 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9305 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9306 TARGET_BUILTIN_RECIPROCAL.
9307 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9309 * config/i386/i386.h (TARGET_RECIP): New define.
9310 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9311 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9312 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9313 and not optimizing for size.
9314 (*rcpsf2_sse): New insn pattern.
9315 (*rsqrtsf2_sse): Ditto.
9316 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9317 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9318 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9319 and not optimizing for size.
9320 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9321 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9322 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9323 and not optimizing for size.
9324 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9325 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9326 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9327 and not optimizing for size.
9328 (*sse_rsqrtv4sf2): Do not export.
9330 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9331 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9332 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9333 and not optimizing for size.
9335 * config/i386/i386.opt (mrecip): New option.
9336 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9337 (ix86_emit_swsqrtsf): Ditto.
9338 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9339 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9341 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9342 ix86_expand_unop1_builtin.
9343 (ix86_emit_swdivsf): New function.
9344 (ix86_emit_swsqrtsf): Ditto.
9345 (ix86_builtin_reciprocal): New function.
9346 (TARGET_BUILTIN_RECIPROCAL): Use it.
9347 (ix86_vectorize_builtin_conversion): Rename from
9348 ix86_builtin_conversion.
9349 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9350 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9351 "i386 and x86_64 Options" section.
9352 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9354 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9355 Zdenek Dvorak <dvorakz@suse.cz>
9356 Richard Guenther <rguenther@suse.de>
9357 Kaz Kojima <kkojima@gcc.gnu.org>
9359 * tree-vrp.c (compare_values_warnv): Convert val2 to
9361 (extract_range_from_assert): Create
9362 POINTER_PLUS_EXPR for pointer types.
9363 (extract_range_from_binary_expr): Handle
9364 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9366 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9367 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9368 POINTER_PLUS_EXPR as PLUS_EXPR.
9369 (number_of_iterations_lt_to_ne):
9370 For pointer types, use sizetype when
9371 creating MINUS_EXPR/PLUS_EXPRs.
9372 (assert_loop_rolls_lt): For pointer types, use sizetype when
9373 creating MINUS_EXPR/PLUS_EXPRs.
9374 (number_of_iterations_le): Likewise.
9375 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9376 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9377 like PLUS_EXPR and MINUS_EXPR.
9378 * tree-pretty-print.c (dump_generic_node): Handle
9380 (op_prio): Likewise.
9381 (op_symbol_1): Likewise.
9382 * optabs.c (optab_for_tree_code): Likewise.
9383 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9385 * tree-tailcall.c (process_assignment): Mention
9386 POINTER_PLUS_EXPR in a TODO comment.
9387 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9388 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9389 not used with a pointer and an integer type.
9390 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9391 increment using chrec_convert_rhs instead of chrec_convert.
9392 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9393 PLUS_EXPR except for the right hand side's type will be
9395 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9396 (fold_used_pointer_cast): Kill.
9397 (pointer_offset_p): Kill.
9398 (fold_used_pointer): Kill.
9399 (pointer_used_p): Kill.
9400 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9401 call fold_used_pointer.
9402 (instantiate_parameters_1): Convert the increment
9403 using chrec_convert_rhs instead of chrec_convert.
9404 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9405 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9406 instead of PLUS_EXPR.
9407 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9408 PLUS_EXPR for pointers.
9409 (std_gimplify_va_arg_expr): Likewise.
9410 (fold_builtin_memory_op): Likewise.
9411 (fold_builtin_strstr): Likewise.
9412 (fold_builtin_strchr): Likewise.
9413 (fold_builtin_strrchr): Likewise.
9414 (fold_builtin_strpbrk): Likewise.
9415 (expand_builtin_memory_chk): Likewise.
9416 (fold_builtin_memory_chk): Likewise.
9417 (std_expand_builtin_va_start): Use
9418 sizetype for the call to make_tree and then convert
9419 to the pointer type.
9420 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9421 instead of PLUS_EXPR for adding to a pointer.
9422 (std_gimplify_va_arg_expr): Use fold_build2 for
9423 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9424 the operands to sizetype first and then cast the BIT_AND_EXPR
9425 back to the pointer type.
9426 * fold-const.c (build_range_check): Handle pointer types
9428 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9429 of PLUS_EXPR's. Make sure the offset is converted to
9431 (try_move_mult_to_index): Strip the NOPs from the offset.
9432 Remove code argument and replace all uses with PLUS_EXPR.
9433 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9434 specially. Don't use a pointer type for MINUS_EXPR.
9435 (fold_unary): Handle for (T1)(X op Y),
9436 only p+ as that is the only as that can be handled for
9437 binary operators now.
9438 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9440 <case PLUS_EXPR>: Add folding of PTR+INT into
9442 Don't call try_move_mult_to_index.
9443 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9444 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9445 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9446 Don't call try_move_mult_to_index.
9447 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9448 (tree_expr_nonzero_p): Likewise.
9449 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9450 of PLUS_EXPR for the complex expression folding.
9451 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9452 first chrec is a pointer type, then the second should
9453 be sizetype and not the first's type.
9454 For POINTER_PLUS_EXPR, use a different right hand side type.
9455 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9456 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9457 different right hand side type.
9458 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9459 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9460 instead of PLUS_EXPR.
9461 When either operand is zero, convert the other operand.
9462 (chrec_apply): Use chrec_convert_rhs
9463 on the argument x instead of chrec_convert.
9464 (reset_evolution_in_loop): For pointer types, the new_evol
9466 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9467 different right hand side type.
9468 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9469 (chrec_convert_rhs): New function.
9470 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9471 different right hand side type.
9472 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9473 * tree-chrec.h (chrec_convert_rhs): New prototype.
9474 (build_polynomial_chrec): For pointer types, the right hand
9475 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9476 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9477 Remove subtraction case as it is always addition now.
9478 Make sure the offset is converted to sizetype.
9479 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9480 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9481 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9482 PLUS_EXPR in pointer type.
9483 Handle POINTER_PLUS_EXPR.
9484 (tree_to_aff_combination): Likewise.
9485 (force_expr_to_var_cost): Likewise.
9486 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9487 instead of PLUS_EXPR for pointers.
9488 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9489 instead of PLUS_EXPR of pointer types.
9490 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9492 (check_va_list_escapes): Likewise.
9493 (check_all_va_list_escapes): Likewise.
9494 * dwarf2out.c (loc_descriptor_from_tree_1):
9495 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9496 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9497 (string_constant): Likewise.
9498 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9499 the offset to the base, use POINTER_PLUS_EXPR.
9500 (add_to_parts): Convert the index to sizetype.
9501 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9502 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9503 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9504 Offset only holds something for PLUS_EXPR.
9505 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9507 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9509 (analyze_accesses_for_modify_stmt): Likewise.
9510 Remove comment about the type being integral type as it is
9512 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9514 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9516 Correct the type which the artimentic is done in (is now
9519 * tree-data-ref.c (split_constant_offset): Handle
9521 * tree-affine.c (tree_to_aff_combination): Likewise.
9522 * c-typeck.c (build_unary_op): For pointers create the increment
9523 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9525 * gimplify.c (gimplify_self_mod_expr): Create a
9526 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9527 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9528 * tree.def (POINTER_PLUS_EXPR): New tree code.
9529 * tree-predcom.c (ref_at_iteration): If we have a pointer
9530 type do the multiplication in sizetype.
9531 * tree-mudflap.c (mf_xform_derefs_1): Create a
9532 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9533 * tree-ssa-forwprop.c
9534 (forward_propagate_addr_into_variable_array_index):
9535 Don't expect there to be a cast for the index as that
9536 does not exist anymore.
9537 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9538 instead of PLUS_EXPR.
9539 Don't check for the first operand of the POINTER_PLUS_EXPR
9540 was the index as it cannot be.
9541 Call forward_propagate_addr_into_variable_array_index with
9542 the SSA_NAME instead of the statement.
9543 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9544 (compare_constant): Likewise.
9545 (copy_constant): Likewise.
9546 (compute_reloc_for_constant): Likewise.
9547 (output_addressed_constants): Likewise.
9548 (initializer_constant_valid_p): Likewise.
9549 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9550 Convert the MIN/MAX of the inner type to the outer
9551 type before comparing them.
9552 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9553 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9554 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9555 of PLUS_EXPR for pointers.
9556 * tree-inline.c (estimate_num_insns_1): Handle
9558 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9559 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9560 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9561 instead of PLUS_EXPR for the pointer increment statement.
9562 (vect_update_ivs_after_vectorizer): For pointer types, create
9563 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9564 MULT_EXPR in sizetype.
9565 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9567 * tree-object-size.c (plus_expr_object_size): Handle
9568 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9569 code which is trying to figure out which side is a pointer and
9571 (check_for_plus_in_loops_1): Likewise.
9572 (check_for_plus_in_loops): Likewise.
9573 * c-common.c (pointer_int_sum): Create a
9574 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9575 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9576 only POINTER_PLUS_EXPR. Removing all the extra
9577 code which is trying to figure out which side is a pointer and
9579 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9580 PLUS_EXPR and MINUS_EXPR.
9581 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9583 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9584 with make_tree, instead of a pointer type.
9585 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9586 for pointers instead of PLUS_EXPR.
9587 (s390_gimplify_va_arg): Likewise.
9588 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9589 instead of PLUS_EXPR when doing addition on pointer
9590 types. Use sizetype for the second operand.
9591 (spu_gimplify_va_arg_expr): Likewise.
9592 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9593 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9594 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9595 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9596 for the pointer addition and also use size_int/sizetype
9598 (ix86_gimplify_va_arg): Likewise.
9599 Perform BIT_AND_EXPR on sizetype arguments.
9600 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9601 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9602 for the pointer additions and also use size_int for the offsets.
9603 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9604 additions and also use size_int for the offsets. Perform
9605 BIT_AND_EXPR on sizetype arguments.
9606 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9607 POINTER_PLUS_EXPR for pointers and create the
9608 BIT_AND_EXPR in sizetype.
9609 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9610 instead of PLUS_EXPR for pointer addition.
9611 (rs6000_va_start): Likewise.
9612 Also use sizetype for the offset.
9613 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9614 as PLUS_EXPR/MINUS_EXPR.
9615 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9616 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9617 Don't use BIT_AND_EXPR on a pointer type, convert the
9618 expression to sizetype first.
9619 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9621 (mips_gimplify_va_arg_expr): Likewise.
9622 Don't create BIT_AND_EXPR in a pointer type.
9624 2007-06-15 Eric Christopher <echristo@apple.com>
9626 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9627 (x86_64-*-darwin*): Ditto.
9628 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9631 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9633 * doc/extend.texi: Document behavior of __attribute__((aligned))
9636 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9638 * rtlanal.c (note_stores): Improve documentation.
9640 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9642 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9643 LOCAL_LABEL_PREFIX): Delete.
9644 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9645 (bfin_internal_label): Delete.
9647 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9649 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9650 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9651 otherwise define to LIBGCC2_TF_CEXT.
9652 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9653 (LIBGCC_TF_CEXT): Ditto.
9656 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9658 PR rtl-optimization/32339
9659 * df-scan.c (df_uses_record): Don't modify flags but just add to
9660 it for df_ref_record.
9662 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9664 * tree-mudflap.c: Fix whitespace issues.
9666 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9668 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9670 2007-06-14 Eric Christopher <echristo@apple.com>
9672 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9673 (movv4sf): Use gcc_unreachable instead of abort.
9675 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9678 * config/i386/sfp-machine.h (CMPtype): New define.
9679 (mach stubs): Use CMPtype instead of int as a return type.
9681 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9683 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9684 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9685 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9686 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9687 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9688 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9689 config/soft-fp/soft-fp.h: Update from glibc CVS.
9691 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9693 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9695 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9698 * config/v850/v850.c: Include dataflow header file.
9699 (substitute_ep_register): Fix typo.
9701 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9703 * configure.ac: Fix earlier checkin.
9704 * configure: Regenerated.
9706 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9708 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9709 * aclocal.m4: Regenerate.
9710 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9711 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9712 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9713 * configure: Regenerate.
9714 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9716 * Makefile.in (quickstrap): Build libgcc too.
9718 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9720 * configure.ac: Add --enable-checking=df. Explicitly mention that
9721 the variables are initialized as for "release".
9722 * df-core.c: Use it.
9723 * configure: Regenerate.
9724 * config.in: Regenerate.
9726 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9728 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9729 validate_replace_rtx instead of replace_rtx.
9730 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9732 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9734 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9735 (DWARF2_UNWIND_INFO): Override default if configured with
9737 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9738 (ENDFILE_SPEC): Add crtend.o.
9739 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9740 (ENDFILE_SPEC): Add crtend.o.
9741 (TARGET_USE_JCR_SECTION): Define.
9742 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9744 * config/i386/cygming-crtbegin.c: New file.
9745 * config/i386/cygming-crtend.c: New file.
9747 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9749 * config/i386/w32-unwind.h: New file.
9751 2007-06-13 Eric Christopher <echristo@apple.com>
9753 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9754 the user set a value below STACK_BOUNDARY.
9756 2007-06-13 Thiemo Seufer <ths@networkno.de>
9758 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9759 imply -lpthread for -pthread.
9761 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9763 * basic-block.h: Remove the prototype for
9764 free_basic_block_vars.
9765 * cfglayout.h: Remove the prototype for
9766 insn_locators_initialize.
9767 * tree.h: Remove the prototype for emit_line_note.
9769 * tree-ssa-pre.c (mergephitemp): Remove.
9770 (init_pre): Don't use mergephitemp.
9772 2007-06-13 Eric Christopher <echristo@apple.com>
9774 * config/i386/i386.c (override_options): If we've specified
9775 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9777 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9779 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9782 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9784 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9785 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9786 (eh_store_handler): New pattern.
9787 (eh_return): Emit it instead of a plain move.
9789 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9792 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9793 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9796 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9798 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9799 (find_next_insn_start, find_load): New functions.
9800 (bfin_reorg): Use them to deal with the fact that parallel insns are
9801 no longer represented as a SEQUENCE.
9803 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9805 * config/sparc/sparc.c (sparc_override_options): Initialize
9808 2007-06-13 Dave Korn <dave.korn@artimi.com>
9810 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9813 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9815 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9816 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9817 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9818 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9819 tree-vect-transform.c: Fix comment typos. Follow spelling
9822 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9824 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9825 to the exit block use set.
9826 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9827 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9828 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9830 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9832 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9833 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9834 to indicate an error.
9835 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9837 (dbg_cnt_process_opt): Print an error on a bad argument.
9838 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9839 * common.opt (-fdbg-cnt-list): New.
9840 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9842 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9844 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9845 flag on ref-all pointers.
9847 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9850 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9851 for the offset with the modifier as EXPAND_INITIALIZER
9852 if the modifier is EXPAND_INITIALIZER.
9853 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9854 a register if we had an overflow.
9856 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9858 * real.c (real_isfinite): New.
9859 (real_sqrt): Use it.
9860 * real.h (real_isfinite): New.
9861 * builtins.c: Use it.
9863 2007-06-12 Ian Lance Taylor <iant@google.com>
9864 Daniel Berlin <dberlin@dberlin.org>
9867 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9868 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9869 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9870 (DECL_NO_TBAA_P): Define.
9871 (struct tree_decl_common): Add no_tbaa_flag field.
9872 * tree-ssa-structalias.c (struct variable_info): Add
9873 no_tbaa_pruning field.
9874 (new_var_info): Initialize no_tbaa_pruning field.
9875 (unify_nodes): Copy no_tbaa_pruning field.
9876 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9877 (dump_solution_for_var): Print no_tbaa_pruning flag.
9878 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9880 (compute_tbaa_pruning): New static function.
9881 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9882 Call compute_tbaa_pruning.
9883 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9884 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9885 * gimple-low.c (lower_stmt): Likewise.
9886 * tree-gimple.c (is_gimple_stmt): Likewise.
9887 * tree-ssa-operands.c (get_expr_operands): Likewise.
9888 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9889 * tree-inline.c (estimate_num_insns_1): Likewise.
9890 (copy_result_decl_to_var): Likewise.
9891 * expr.c (expand_expr_real_1): Likewise.
9892 * tree-pretty-print.c (dump_generic_node): Likewise.
9893 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9894 * omp-low.c (omp_copy_decl_2): Likewise.
9895 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9896 * doc/c-tree.texi (Expression trees): Document
9897 CHANGE_DYNAMIC_TYPE_EXPR.
9899 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9901 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9902 with !HONOR_NANS and !HONOR_INFINITIES.
9903 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9905 2007-06-12 Tristan Gingold <gingold@adacore.com>
9907 * gcov.c: Comments updated.
9908 (source_info): Add file_time field.
9909 (source_index): New variable.
9910 (mutiple_files): New variable.
9911 (generate_results): New function extracted from process_file.
9912 (process_file): Save and restore chain of functions, generate
9913 results and free structures only if not merging results.
9914 (release_structures): File names are now freed in create_file_names
9915 (create_file_names): Free previous file names.
9916 (find_source): File date is now read here and modifications in
9917 source files is checked here.
9918 (read_graph_file): Only reverse order of functions for the current
9920 (make_gcov_file_name): Do not generate long names if input_name is
9922 (output_lines): If merging results do not display graph, data and
9924 Checking source file modification is done in find_source.
9926 * doc/gcov.texi: Append an s to sourcefile.
9928 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9930 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9931 (forced_nop): New pattern.
9932 * config/bfin/bfin.c: Include "df.h".
9933 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9934 (bfin_discover_loop): Use df_get_live_in instead of
9935 global_live_at_start.
9936 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9937 df_analyze when done.
9938 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9939 the insns. Use QImode for the final insn in a bundle. Call
9940 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9942 (reorder_var_tracking_notes): New function.
9943 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9944 update_life_info. Call df_analyze after scheduling and bundle
9945 generation. Call reorder_var_tracking_notes if generating these
9946 notes. Call df_finish_pass at the end.
9948 2007-06-12 Dirk Mueller <dmueller@suse.de>
9950 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9951 a comparison, not an assignment.
9953 2007-06-12 Olivier Hainque <hainque@adacore.com>
9955 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9956 Request walking the subtrees only, leaving the current is_lhs/val_only
9958 (convert_non_local_reference): Likewise.
9960 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9962 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9964 2007-06-12 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimization/15353
9967 PR tree-optimization/31657
9968 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9969 * timevar.def: Add TV_TREE_IFCOMBINE.
9970 * tree-pass.h (pass_tree_ifcombine): Declare.
9971 * tree-ssa-ifcombine.c: New file.
9972 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9973 * tree-flow.h (blocks_in_phiopt_order): Declare.
9974 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9975 (tree-ssa-ifcombine.o): New dependencies.
9977 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9979 PR rtl-optimization/32293
9980 * combine.c (simplify_if_then_else): Truncate return from
9981 nonzero_bits() to correct mode.
9983 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9985 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9986 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9988 2007-06-11 Diego Novillo <dnovillo@google.com>
9990 * Makefile.in (reload1.o-warn): Remove.
9992 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9994 * combine.c (subst): Use reg_overlap_mentioned_p
9995 instead of comparing register numbers directly.
9997 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9999 * reload1.c (mark_home_live_1): Use the mode parameter.
10001 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10003 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10004 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10006 * df-core.c: Ditto.
10008 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10010 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10012 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10014 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10015 from integer registers.
10016 (FP mode splitters): Handle TFmode.
10018 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10020 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10021 for ref-all pointers that point-to anything.
10023 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10025 * config/arm/arm.c (arm_output_dwarf_dtprel,
10026 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10028 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10030 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10031 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10034 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10036 * tree.c (signed_or_unsigned_type_for): New.
10037 (unsigned_type_for): Use signed_or_unsigned_type_for.
10038 (signed_type_for): Use signed_or_unsigned_type_for.
10039 * tree.h (signed_or_unsigned_type_for): New.
10040 (get_signed_or_unsigned_type): Remove.
10041 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10042 lang_hooks.types.signed_type
10043 (size_diffop): Likewise.
10044 (all_ones_mask_p): Likewise.
10045 (build_range_check): Likewise.
10046 (fold_cond_expr_with_comparison): Likewise.
10047 (fold_cond_expr_with_comparison): Likewise.
10048 (unextend): Likewise.
10049 (extract_muldiv_1): Likewise.
10050 (fold_single_bit_test_into_sign_test): Likewise.
10051 (fold_binary): Likewise.
10052 (fold_ternary): Likewise.
10053 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10054 instead of get_signed_or_unsigned_type.
10055 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10056 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10057 * expr.c (signed_or_unsigned_type_for): Use
10058 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10059 * langhooks.c (get_signed_or_unsigned_type): Remove.
10060 (lhd_signed_or_unsigned_type): Remove.
10061 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10062 signed_or_unsigned_type.
10063 (lhd_signed_or_unsigned_type): Remove.
10064 * expmed.c (make_tree): Use signed_type_for instead of
10065 lang_hooks.types.signed_type.
10066 * c-common.c (same_scalar_type_ignoring_signedness): Use
10067 c_common_signed_type instead of lang_hooks.types.signed_type.
10068 (c_common_unsigned_type): New.
10069 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10070 (shorten_compare): Use c_common_unsigned_type instead of
10071 c_common_signed_or_unsigned_type.
10072 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10074 * convert.c (convert_to_integer): Use signed_type_for instead of
10075 lang_hooks.types.signed_type.
10076 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10077 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10078 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10079 * c-format.c (check_format_types): Use c_common_unsigned_type
10080 instead of unsigned_type_for.
10081 * c-decl.c (groakdeclarator): Likewise.
10082 * c-typeck.c (convert_for_assignment): Likewise.
10083 * c-common.h (c_common_unsigned_type): New.
10085 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10089 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10091 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10093 PR middle-end/32279
10094 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10095 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10097 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10098 Sebastian Pop <sebpop@gmail.com>
10100 * lambda-code.c (remove_iv): New.
10101 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10103 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10105 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10106 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10107 * tree-ssa-loop-prefetch.c: Include optabs.h.
10108 (FENCE_FOLLOWING_MOVNT): New macro.
10109 (struct mem_ref): Add independent_p and storent_p fields.
10110 (record_ref): Initalize the new fields.
10111 (gather_memory_references_ref): Return true if the reference
10113 (gather_memory_references): Check whether all memory accesses
10114 in loop were recorded.
10115 (should_issue_prefetch_p): Return false for nontemporal stores.
10116 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10117 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10118 (determine_loop_nest_reuse): Detect independent memory references.
10119 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10120 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10121 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10122 * config/i386/i386.h (x86_mfence): Declare.
10123 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10124 * config/i386/i386.c (x86_mfence): New variable.
10125 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10127 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10128 * optabs.c (init_optabs): Initialize storent_optab.
10129 * optabs.h (enum optab_index): Add OTI_storent.
10130 (storent_optab): Declare.
10131 * genopinit.c (optabs): Add initialization for storent_optab.
10132 * tree.h (MOVE_NONTEMPORAL): New macro.
10133 * expr.c (expand_assignment, store_expr, store_constructor_field,
10134 store_constructor, store_field, expand_expr_real_1): Propagate
10135 nontemporality of the expanded store.
10136 (emit_storent_insn): New function.
10137 * expr.h (expand_assignment, store_expr): Declaration changed.
10138 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10139 to expand_assignment.
10140 * stmt.c (expand_asm_expr): Ditto.
10141 * calls.c (initialize_argument_information): Pass false as
10142 nontemporality to store_expr.
10143 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10146 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10148 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10150 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10152 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10154 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10155 and allow DECL_P here.
10157 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10159 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10160 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10161 track of the size of the expression.
10162 * cfghooks.c (merge_blocks): Remove block from loops structure only
10163 after call of the merge_blocks hook.
10165 2007-06-09 Tom Tromey <tromey@redhat.com>
10167 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10168 (deprecated_state): Removed.
10169 (start_decl): Update.
10170 (enum deprecated_states): Moved earlier.
10171 (groktypename): Update.
10172 (push_parm_decl): Likewise.
10173 (grokfield): Likewise.
10174 (start_function): Likewise.
10176 2007-06-09 Ian Lance Taylor <iant@google.com>
10178 PR tree-optimization/32169
10179 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10180 CONVERT_EXPR, check whether min and max both converted to an
10181 overflow infinity representation.
10183 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10185 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10186 not inserted on the edge.
10188 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10190 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10191 instructions if they are supported.
10192 (__divsi3, __umodsi3, __modsi3): Likewise.
10193 (__ashldi3, __ashrdi3, __lshrdi3): New.
10194 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10196 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10197 Tony Linthicum <tony.linthicum@amd.com>
10199 * doc/invoke.texi: Add fvect-cost-model flag.
10200 * common.opt (fvect-cost-model): New flag.
10201 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10202 cost fields in stmt_vec_info struct for STMT.
10203 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10204 fields in stmt_vec_info struct and access functions for the same.
10205 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10206 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10207 load, store and vector to scalar operation.
10208 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10209 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10210 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10211 (TARG_VEC_STORE_COST): Define cost of vector store.
10212 (vect_estimate_min_profitable_iters): Define new function.
10213 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10214 check to evaluate if loop iterations are less than minimum profitable
10215 iterations determined by cost model or minimum vect loop bound defined
10216 by user, whichever is more conservative.
10217 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10218 run-time check to evaluate if loop iterations are less than minimum
10219 profitable iterations determined by cost model or minimum vect loop
10220 bound defined by user, whichever is more conservative.
10221 (vect_estimate_min_profitable_iterations): New function to estimate
10222 mimimimum iterartions required for vector version of loop to be
10223 profitable over scalar version.
10224 (vect_model_reduction_cost): New function.
10225 (vect_model_induction_cost): New function.
10226 (vect_model_simple_cost): New function.
10227 (vect_cost_strided_group_size): New function.
10228 (vect_model_store_cost): New function.
10229 (vect_model_load_cost): New function.
10230 (vectorizable_reduction): Call vect_model_reduction_cost during
10232 (vectorizable_induction): Call vect_model_induction_cost during
10234 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10235 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10236 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10237 vectorizable_promotion, vectorizable_demotion): Call
10238 vect_model_simple_cost during analysis phase.
10240 2007-06-08 Simon Baldwin <simonb@google.com>
10242 * reg-stack.c (get_true_reg): Readability change. Moved default case
10243 label into direct switch statement scope.
10245 2007-06-08 Simon Baldwin <simonb@google.com>
10247 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10248 in gcc_assert() with '==' comparison.
10250 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10252 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10253 TARGET_ABM handling of x86_popcnt variable.
10255 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10257 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10258 __builtin_copysignq and __builtin_infq built-in functions.
10260 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10262 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10263 SSE4.2 section. Correct built-in function names in SSE4A section.
10265 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10267 PR tree-optimization/32243
10268 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10269 for ncopies after ratio check between nunits_out and nunits_in.
10270 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10272 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10274 PR tree-optimization/32224
10275 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10276 vectorization upon a non GIMPLE_MODIFY_STMT.
10278 2007-06-08 Christian Bruel <christian.bruel@st.com>
10281 * config/sh/sh.md (doloop_end): New pattern and splitter.
10282 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10284 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10286 PR middle-end/32209
10287 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10289 (verify_dominators): Do not change dominance tree.
10291 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10293 * config/sh/constraints.md: New file.
10294 * config/sh/sh.c: Include tm-constrs.h.
10295 (reg_class_from_letter): Remove.
10296 (prepare_cbranch_operands): Use satisfies_constraint_*
10297 function instead of macro.
10298 (andcosts, broken_move, sh_secondary_reload): Likewise.
10299 * config/sh/predicates.md (trapping_target_operand): Likewise.
10300 (and_operand, arith_operand, arith_reg_or_0_operand,
10301 cmp_operand, logical_operand, target_operand,
10302 ua_address_operand, ua_offset, xor_operand): Likewise.
10303 * config/sh/sh.md: Include constraints.md.
10304 (*movsicc_t_false): Use satisfies_constraint_* function
10306 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10307 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10308 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10309 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10310 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10311 (REG_CLASS_FROM_CONSTRAINT): Remove.
10312 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10313 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10314 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10315 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10316 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10317 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10318 function instead of macro.
10319 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10320 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10321 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10322 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10323 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10324 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10325 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10326 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10327 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10328 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10329 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10330 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10331 EXTRA_CONSTRAINT_STR): Likewise.
10332 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10334 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10336 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10338 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10341 * c-common.h (flag_cpp0x): Replaced by...
10342 (cxx_dialect): ... this new variable specifying the C++ dialect that
10344 * c-common.c (flag_cpp0x): Removed.
10345 (cxx_dialect): Defined.
10346 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10348 * c-opts.c (c_common_post_options): Likewise.
10349 (set_std_cxx98): Set cxx_dialect to cxx98.
10350 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10352 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10353 Hui-May Chang <hm.chang@apple.com>
10355 * doc/invoke.texi (Darwin Options): Update documentation for
10356 -mmacosx-version-min.
10357 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10358 * config/darwin-driver.c: New file.
10359 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10360 * config/t-darwin (darwin-driver.o): New rule.
10362 * config/darwin-c.c (version_as_macro): Ignore low digit.
10364 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10366 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10367 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10368 (CSGNMODE): New mode macro.
10369 (CSGNVMODE): New mode attribute.
10370 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10371 expander using CSGNMODE mode macro. Handle TFmode.
10372 (copysign<mode>3_const): Rename from copysignsf3_const and
10373 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10375 (copysign<mode>3_var): Rename from copysignsf3_var and
10376 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10378 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10379 mode macro. Handle TFmode.
10380 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10381 (iortf3, *iortf3): Ditto.
10382 (xortf3, *xortf3): Ditto.
10383 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10384 TFmode and TImode masks.
10385 (ix86_expand_copysign): Expand TFmode copysign insn.
10386 (IX86_BUILTIN_INFQ): New.
10387 (IX86_BUILTIN_FABSQ): Ditto.
10388 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10389 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10390 [__builtin_fabsq]: Ditto.
10391 [__builtin_copysignq]: Ditto.
10392 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10393 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10394 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10395 ix86_expand_binop_builtin().
10397 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10399 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10401 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10404 * rtl.h (push_to_sequence2): New.
10405 * emit-rtl.c (push_to_sequence2): New.
10406 * function.c (assign_parm_data_all): Add new fields.
10407 (assign_parm_setup_block): Call push_to_sequence2 instead of
10409 (assign_parm_setup_reg): Ditto.
10410 (assign_parm_setup_stack): Ditto.
10411 (assign_parms_unsplit_complex): Ditto.
10412 (assign_parms): Change field name.
10414 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10416 PR tree-optimization/32220
10417 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10418 phi node is reached before defining statement.
10420 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10423 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10424 after changing the right hand side of the assignment.
10426 2007-06-06 Eric Christopher <echristo@apple.com>
10428 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10429 (x86_64-*-darwin*): Ditto.
10430 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10431 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10433 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10435 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10436 coding conventions.
10437 (add_key): Likewise.
10438 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10439 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10441 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10443 (add_cost_one_coalesce): Likewise.
10444 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10445 variable names. Rename orig to orig_name for consistency.
10446 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10447 coding conventions.
10448 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10450 (record_equivalences_from_stmt): Likewise.
10451 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10452 the coding conventions.
10453 (memory_ssa_name_same): Likewise.
10454 (dse_optimize_stmt): Likewise.
10455 (dse_record_phis): Likewise.
10456 (dse_finalize_block): Likewise.
10457 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10458 keywords as variable names.
10459 (may_move_till): Cast according to the coding conventions.
10460 (force_move_till_expr): Avoid using C++ keywords as variable names.
10461 (force_move_till): Cast according to the coding conventions.
10462 (memref_hash): Likewise.
10463 (memref_eq): Likewise.
10464 (gather_mem_refs_stmt): Likewise.
10465 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10466 using C++ keywords as variable names.
10467 (idx_find_step): Cast according to the coding conventions.
10468 (idx_record_use): Likewise.
10469 (find_depends): Likewise.
10470 (prepare_decl_rtl): Likewise.
10471 (mbc_entry_hash): Likewise.
10472 (mbc_entry_eq): Likewise.
10473 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10474 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10475 (idx_infer_loop_bounds): Cast according to the coding conventions.
10476 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10477 * tree-ssa-math-opts.c (occ_new ): Likwise.
10478 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10480 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10482 (add_use_op): Likewise.
10483 (add_vop): Likewise.
10484 (add_vuse_op): Likewise.
10485 (add_vdef_op): Likewise.
10486 (get_expr_operands): Likewise.
10487 (push_stmt_changes): Use type safe memory macros.
10488 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10489 keywords as variable names.
10490 (conditional_replacement): Likewise.
10491 (minmax_replacement): Likewise.
10492 (abs_replacement): Likewise.
10493 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10494 coding conventions.
10495 (insert_fake_stores): Avoid using C++ keywords as variable names.
10496 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10498 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10499 (heapvar_insert): Use type safe memory macros.
10500 (new_var_info): Cast according to the coding conventions.
10501 (new_constraint): Likewise.
10502 (remove_preds_and_fake_succs): Use type safe memory macros.
10503 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10505 (thread_single_edge): Likewise.
10506 (thread_through_loop_header): Likewise.
10508 2007-06-06 Eric Christopher <echristo@apple.com>
10510 * config/i386/i386.c (override_options): Move handling
10511 of TARGET_SUBTARGET* earlier.
10513 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10515 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10518 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10520 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10521 emited outside of basic block.
10522 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10523 the created blocks.
10524 * rtl.h (delete_insn_chain): Declaration changed.
10525 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10527 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10528 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10529 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10530 to delete_insn_chain.
10531 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10532 do not have bb field set.
10533 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10535 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10536 * cfgcleanup.c (try_optimize_cfg): Ditto.
10538 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10540 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10541 (lambda_body_vector_new): Use type safe memory macros.
10542 (lambda_linear_expression_new): Likewise.
10543 (lambda_loopnest_new): Likewise.
10544 (lambda_lattice_new): Likewise.
10545 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10546 conventions. Use type safe memory macros.
10547 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10548 (lambda_body_vector_s): Likewise.
10549 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10550 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10552 2007-06-06 Richard Guenther <rguenther@suse.de>
10554 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10555 if we need to schedule cfg_cleanup.
10556 (tree_ssa_forward_propagate_single_use_vars): Do so.
10558 2007-06-06 Ian Lance Taylor <iant@google.com>
10560 * fold-const.c (merge_ranges): If range_successor or
10561 range_predecessor fail, just return 0.
10563 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10565 PR tree-optimization/32216
10566 * tree-vectorizer.c (supportable_widening_operation): Determine
10567 signedness of FIX_TRUNC_EXPR from output operand.
10568 (supportable_narrowing_operation): Ditto.
10569 * tree-vect-generic.c (expand_vector_operations_1): Determine
10570 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10571 from input operand.
10573 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10575 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10576 (struct pta): ...from here. Change flags to unsigned to avoid
10577 excessive casting (as it is used as a bit mask).
10578 (override_options): Add casts according to the coding convenventions.
10579 (x86_64_elf_unique_section): Likewise.
10580 (examine_argument): Avoid using C++ keywords as variable names.
10581 (construct_container): Likewise.
10582 (legitimize_pic_address): Likewise.
10583 (get_dllimport_decl): Cast according to the coding conventions. Use
10584 type safe memory macros.
10585 (legitimize_address): Cast according to the coding conventions.
10586 (emit_i387_cw_initialization): Corrected the type of slot to enum
10588 (ix86_init_machine_status): Use type safe memory macros.
10589 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10590 (bdesc_pcmpistr): Likewise.
10591 (bdesc_crc32): Likewise.
10592 (bdesc_sse_3arg): Likewise.
10593 (bdesc_2arg): Likewise.
10594 (bdesc_1arg): Likewise.
10595 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10596 (ix86_expand_sse_pcmpistr): Likewise.
10597 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10598 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10599 int to match the langhook definition.
10600 (ix86_builtin_conversion): Change the type of code to unsigned init to
10601 match the langhook definition.
10602 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10604 (ix86_preferred_output_reload_class): Likewise.
10605 (ix86_cannot_change_mode_class): Likewise.
10606 (ix86_memory_move_cost): Likewise.
10607 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10608 avoid excessive casting later on.
10609 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10611 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10613 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10614 as flags setting insn.
10615 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10617 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10619 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10620 (UNSPEC_ROUND): New.
10621 ("sse4_1_round<mode>2"): New insn pattern.
10622 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10624 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10625 expander using SSEMODEF mode macro. Expand using
10626 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10627 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10628 expander using SSEMODEF mode macro. Expand using
10629 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10630 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10631 expander using SSEMODEF mode macro. Expand using
10632 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10633 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10634 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10635 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10638 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10639 Sebastian Pop <sebpop@gmail.com>
10641 * lambda.h (build_linear_expr): New.
10642 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10643 Use build_linear_expr, call fold and force_gimple_operand.
10644 (lambda_loopnest_to_gcc_loopnest): Check that there is
10645 something to insert.
10646 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10648 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10650 PR preprocessor/23479
10651 * doc/extend.texi: Document the 0b-prefixed binary integer
10652 constant extension.
10654 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10656 PR tree-optimization/32215
10657 * tree-vectorizer.c (supportable_widening_operation): Return false
10658 for unsupported FIX_TRUNC_EXPR tree code.
10659 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10661 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10663 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10664 register on SPE targets. Change documentation to reflect
10666 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10667 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10668 out of the register allocation pool.
10669 (rs6000_reg_live_or_pic_offset_p): New function.
10670 (rs6000_emit_prologue): Move the actual saving of LR up to free
10671 r0 for holding r11. Split saving of SPE 64-bit registers into
10672 its own case. Ensure that offsets will always be in-range for
10673 'evstdd' by using r11 as a scratch register to point at the start
10674 of the SPE save area. Save r11 if necessary, as it is the static
10676 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10677 into its own case. Ensure that offsets will always be in-range
10678 for 'evldd' by using r11 as a scratch register to point at the
10679 start of the SPE save area. Also adjust r11 when restoring
10680 the stack pointer to compensate for pre-loading r11.
10682 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10684 * cfg.c (init_flow): Use type safe memory macros.
10685 (alloc_block): Likewise.
10686 (unchecked_make_edge): Likewise.
10687 (dump_flow_info): Avoid using C++ keywords as variable names.
10688 (copy_original_table_clear): Cast according to the coding conventions.
10689 (copy_original_table_set): Likewise.
10690 * cfgexpand (label_rtx_for_bb): Likewise.
10691 (expand_gimple_basic_block): Likewise.
10692 * cfghooks.c (dump_bb): Likewise.
10693 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10695 (lv_add_condition_to_bb): Likewise.
10696 * cfglayout (relink_block_chain): Cast according to the coding
10698 (fixup_reorder_chain): Likewise.
10699 (fixup_fallthru_exit_predecessor): Likewise.
10700 * cfgloop.c (glb_enum_p): Likewise.
10701 (get_exit_description): Likewise.
10702 (dump_recorded_exit): Likewise.
10703 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10704 (struct loop): ... from here.
10705 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10707 * cfgrtl.c (rtl_create_basic_block): Likewise.
10708 (rtl_split_block): Likewise.
10709 (rtl_dump_bb): Likewise.
10710 (cfg_layout_split_block): Likewise.
10711 (init_rtl_bb_info): Use typesafe memory macros.
10713 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10714 * graphds.h: Updated all usages of edge to graph_edge.
10715 * graphds.c: Likewise.
10716 * cfgloopanal.c: Likewise.
10718 2007-06-05 Ian Lance Taylor <iant@google.com>
10720 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10721 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10722 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10724 (test_for_singularity): Likewise.
10726 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10728 * config/i386/constraints.md ("Y2"): Replaced by ...
10730 * config/i386/i386.md: Likewise.
10731 * config/i386/mmx.md: Likewise.
10732 * config/i386/sse.md: Likewise.
10734 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10736 * config/i386/constraints.md ("z"): Replaced by ...
10738 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10739 (sse4_1_blendvps): Likewise.
10740 (sse4_1_pblendvb): Likewise.
10741 (sse4_2_pcmpestr): Likewise.
10742 (sse4_2_pcmpestrm): Likewise.
10743 (sse4_2_pcmpestr_cconly): Likewise.
10744 (sse4_2_pcmpistr): Likewise.
10745 (sse4_2_pcmpistrm): Likewise.
10746 (sse4_2_pcmpistr_cconly): Likewise.
10748 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10750 * matrix-reorg.c (transform_access_sites): Fix computation.
10751 (transform_allocation_sites): Same.
10753 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/i386.c (override_options): Use
10756 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10758 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10760 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10761 (nonimm_not_xmm0_operand): Ditto.
10762 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10763 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10764 as operand[2] predicate. Require "z" class XMM register for
10765 operand[3]. Adjust asm template.
10766 ("sse4_1_blendvpd"): Ditto.
10767 ("sse4_1_pblendvb"): Ditto.
10768 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10769 force op2 into xmm0 register for variable blend instructions.
10771 2007-06-04 Tom Tromey <tromey@redhat.com>
10773 * c-tree.h (start_enum): Update.
10774 (build_enumerator): Likewise.
10775 * c-decl.c (enum_next_value): Removed.
10776 (enum_overflow): Likewise.
10777 (start_enum): Add c_enum_contents argument. Don't use globals.
10778 (build_enumerator): Likewise.
10779 * c-tree.h (struct c_enum_contents): New struct.
10781 2007-06-04 Tom Tromey <tromey@redhat.com>
10783 * c-common.c (c_common_get_alias_set): Fix indentation.
10785 2007-06-04 Ian Lance Taylor <iant@google.com>
10787 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10788 to overflow, reduce overflow infinity to regular infinity.
10789 (vrp_var_may_overflow): New static function.
10790 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10792 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10794 * stor-layout.c (layout_type): Remove duplicate code.
10796 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10799 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10800 before build_common_builtin_nodes ().
10802 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10805 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10807 2007-06-04 Jan Hubicka <jh@suse.cz>
10809 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10810 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10811 instead of _stat version.
10813 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10815 PR tree-optimization/32194
10816 * tree-predcom.c (determine_offset): Check that both references have
10819 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10821 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10822 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10823 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10824 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10825 Add argument to iterate_fix_dominators call.
10826 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10827 * gcse.c (hoist_code): Change domby to vector.
10828 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10829 Add argument to iterate_fix_dominators call.
10830 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10831 recompute_dominator.
10832 * lambda-code.c (perfect_nestify): Ditto.
10833 * cfgloopanal.c: Include graphds.h.
10834 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10835 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10836 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10838 * graphds.c: New file.
10839 * graphds.h: New file.
10840 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10841 (get_dominated_by, get_dominated_by_region): Change return type to
10843 (verify_dominators): Recompute all dominators and compare the results.
10844 (recount_dominator): Renamed to ...
10845 (recompute_dominator): ... this. Do not check that the block is
10846 dominated by entry.
10847 (iterate_fix_dominators): Reimplemented.
10848 (prune_bbs_to_update_dominators, root_of_dom_tree,
10849 determine_dominators_for_sons): New functions.
10850 * et-forest.c (et_root): New function.
10851 * et-forest.h (et_root): Declare.
10852 * Makefile.in (graphds.o): Add.
10853 (cfgloopanal.o): Add graphds.h dependency.
10854 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10855 * basic-block.h (get_dominated_by, get_dominated_by_region,
10856 iterate_fix_dominators): Declaration changed.
10857 (recount_dominator): Renamed to ...
10858 (recompute_dominator): ... this.
10859 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10860 (thread_through_all_blocks): Do not free dominance info.
10862 2007-06-03 Andreas Schwab <schwab@suse.de>
10864 * config/m68k/m68k.c (override_options): Don't override
10866 * config/m68k/m68k-modes.def (SF, DF): Define to use
10867 motorola_single_format and motorola_double_format, resp.
10868 * real.c (motorola_single_format): Renamed from
10869 coldfire_single_format.
10870 (motorola_double_format): Renamed from coldfire_double_format.
10871 (encode_ieee_extended): Generate a proper canonical NaN image
10872 respecting canonical_nan_lsbs_set.
10873 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10875 * real.h: Adjust declarations.
10877 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10880 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10881 the symbol is generated with the stack protector.
10883 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10885 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10886 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10888 * doc/extend.texi (interrupt): Mention m68k.
10890 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10892 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10893 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10894 (ix86_expand_sse_pcmpestr): Do not check operands for
10895 "register_operand", when insn operand predicate is "register_operand".
10896 (ix86_expand_sse_pcmpistr): Ditto.
10898 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10899 Uros Bizjak <ubizjak@gmail.com>
10901 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10902 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10903 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10904 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10905 * config/i386/constraints.md ("z"): New register constraint
10906 for members of SSE_FIRST_REG class.
10907 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10908 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10909 SSE_FIRST_REG class.
10910 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10911 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10912 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10913 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10914 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10915 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10916 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10917 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10918 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10919 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10920 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10921 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10922 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10923 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10924 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10925 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10926 (struct builtin_description): Change "flag" field to unsigned.
10927 (bdesc_pcmpestr): New builtin description table.
10928 (bdesc_pcmpistr): Likewise.
10929 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10930 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10931 Initialize pcmp[ei]str[im] insns for SSE4.2.
10932 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10933 (ix86_expand_sse_pcmpistr): Likewise.
10934 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10935 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10936 (UNSPEC_PCMPISTR): Likewise.
10937 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10938 (sse4_2_pcmpestri):New isns pattern.
10939 (sse4_2_pcmpestrm): Likewise.
10940 (sse4_2_pcmpestr_cconly): Likewise.
10941 (sse4_2_pcmpistr): New insn patern and splitter.
10942 (sse4_2_pcmpistri):New isns pattern.
10943 (sse4_2_pcmpistrm): Likewise.
10944 (sse4_2_pcmpistr_cconly): Likewise.
10945 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10948 2007-06-01 David Daney <ddaney@avtrex.com>
10950 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10951 LOADGP_ABSOLUTE and not binds_local_p.
10953 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10955 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10957 2007-06-01 Ian Lance Taylor <iant@google.com>
10959 * tree-vrp.c (compare_name_with_value): Always set
10960 used_strict_overflow if we get a result from the variable itself.
10962 2007-06-01 Ian Lance Taylor <iant@google.com>
10964 PR rtl-optimization/31455
10965 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10966 subregs which have a cast between modes which are not tieable.
10968 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10970 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10971 breaks after return statements.
10973 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10975 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10976 only after no_new_pseudos.
10978 2007-05-31 Eric Christopher <echristo@apple.com>
10980 * expr.c (convert_move): Assert that we don't have a BLKmode
10982 (store_expr): Handle BLKmode moves by calling emit_block_move.
10984 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10986 * c-typeck.c (build_indirect_ref): Include type in error message.
10987 (build_binary_op): Pass types to binary_op_error.
10988 * c-common.c (binary_op_error): Take two type arguments, print out
10990 * c-common.h (binary_op_error): Update prototype.
10992 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10994 * config/i386/i386.c: Correct coments on -mno-sse4.
10996 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10998 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10999 (x86_64-*-*): Likewise.
11000 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11001 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11002 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11003 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11004 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11005 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11006 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11007 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11008 (OPTION_MASK_ISA_SSE4): Likewise.
11009 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11010 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11011 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11012 (override_options): Support SSE4.2.
11013 (ix86_build_const_vector): Support SImode and DImode.
11014 (ix86_build_signbit_mask): Likewise.
11015 (ix86_expand_int_vcond): Support V2DImode.
11016 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11017 (IX86_BUILTIN_CRC32HI): Likewise.
11018 (IX86_BUILTIN_CRC32SI): Likewise.
11019 (IX86_BUILTIN_CRC32DI): Likewise.
11020 (IX86_BUILTIN_PCMPGTQ): Likewise.
11021 (bdesc_crc32): Likewise.
11022 (bdesc_sse_3arg): Likewise.
11023 (ix86_expand_crc32): Likewise.
11024 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11025 (ix86_expand_builtin): Likewise.
11026 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11027 __SSE4_2__ for -msse4.2.
11028 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11029 (CRC32MODE): Likewise.
11030 (crc32modesuffix): Likewise.
11031 (crc32modeconstraint): Likewise.
11032 (sse4_2_crc32<mode>): Likewise.
11033 (sse4_2_crc32di): Likewise.
11034 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11036 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11037 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11038 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11039 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11040 (vcondu<mode>): Likewise.
11041 * doc/extend.texi: Document SSE4.2 built-in functions.
11042 * doc/invoke.texi: Document -msse4.2/-msse4.
11044 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11046 PR tree-optimization/32160
11047 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11048 variable as gimple reg.
11049 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11051 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11053 * gcc.c (main): Don't consider linker options when issuing the
11054 warning about a linker input file not being used.
11056 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11058 * tree-vrp.c (compare_names): Initialize sop.
11060 2007-05-30 Dirk Mueller <dmueller@suse.de>
11062 * cgraphunit.c (cgraph_analyze_function): Remove
11063 computation of inline parameters.
11065 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11067 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11069 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11071 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11072 Add vx-common.h. Include vxworks.h between vx-common.h and
11074 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11076 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11077 (TARGET_ASM_DESTRUCTOR): Likewise.
11078 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11079 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11080 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11081 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11082 (VXWORKS_ENDIAN_SPEC): Define.
11083 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11084 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11085 VXWORKS_* equivalents.
11086 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11087 (ASM_FILE_START): Delete.
11088 (TARGET_VERSION): Reformat.
11089 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11090 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11091 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11092 (FPBIT, DPBIT): Define.
11093 (fp-bit.c, dp-bit.c): New rules.
11094 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11095 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11096 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11097 * config/arm/arm.h: Include vxworks-dummy.h.
11098 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11099 Mark with ATTRIBUTE_UNUSED.
11100 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11101 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11102 make it incompatible with -msingle-pic-base.
11103 (arm_function_ok_for_sibcall): Return false for calls that might
11104 go through a VxWorks PIC PLT entry.
11105 (require_pic_register): New function, split out from...
11106 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11108 (arm_load_pic_register): Handle the VxWorks RTP initialization
11109 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11110 (arm_emit_call_insn): New function.
11111 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11112 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11113 (pic_offset_arm): New pattern.
11114 (call, call_value): Use arm_emit_call_insn.
11115 (call_internal, call_value_internal): New expanders.
11116 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11117 VxWorks unless __PIC__.
11119 2007-05-30 Eric Christopher <echristo@gmail.com>
11121 * genrecog.c: Include regs.h in generated file.
11122 * genemit.c: Ditto. Fix up formatting.
11123 * config/mn10300/constraints.md: New.
11124 * config/mn10300/mn10300.md: Include.
11125 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11126 Fix up for removed macro.
11127 * config/mn10300/predicates.md (call_address_operand): Ditto.
11128 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11129 (CONST_OK_FOR_I): Ditto.
11130 (CONST_OK_FOR_J): Ditto.
11131 (CONST_OK_FOR_K): Ditto.
11132 (CONST_OK_FOR_L): Ditto.
11133 (CONST_OK_FOR_M): Ditto.
11134 (CONST_OK_FOR_N): Ditto.
11135 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11139 (EXTRA_CONSTRAINT): Ditto.
11141 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11143 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11145 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11146 OPTION_MASK_ISA_64BIT.
11147 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11149 2007-05-30 Richard Guenther <rguenther@suse.de>
11151 PR middle-end/32152
11152 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11153 types for comparison.
11154 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11155 with original typed arguments.
11156 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11158 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11160 PR tree-optimization/31769
11161 * except.c (duplicate_eh_regions): Clear prev_try if
11162 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11164 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11166 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11167 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11168 bsi of the location where statements should be inserted.
11169 (sink_code_in_bb): Take bsi from statement_sink_location.
11170 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11171 instead of bsi_start.
11172 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11174 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11175 (bsi_move_before): Document inconsistency with bsi_move_after.
11176 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11178 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11180 * config/i386/i386.h (TARGET_ABM): New define.
11181 (TARGET_POPCNT): Ditto.
11182 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11183 New temporary defines to redefine from OPTION_ISA_* defines.
11184 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11185 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11186 (ix86_isa_flags): New extern int declaration.
11187 (TARGET_SUBTARGET_DEFAULT): New define.
11188 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11189 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11190 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11191 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11192 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11193 * config/i386/darwin.h: Change TARGET_64BIT define to
11196 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11197 using existing "ix86_isa_flags" varible.
11198 (m32, m64): Use existing "ix86_isa_flags" variable.
11199 (mmmx, m3dnow): Ditto.
11200 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11201 (mabm): Define as non-negative option using "x86_abm" variable.
11202 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11204 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11205 Rewrite feature test bitmap.
11206 (ix86_isa_flags): New initialized global int varible.
11207 (ix86_isa_flags_explicit): New static int variable.
11208 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11209 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11210 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11211 target_flags_explicit.
11212 (override_options): Remove "target_enable" and "target_disable" fields
11213 from "struct ptt". Update processor_target_table accordingly. Remove
11214 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11215 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11216 "target_flags" and "ix86_isa_flags_explicit" instead of
11217 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11218 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11219 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11220 to true when either of PTA_POPCNT or PTA_ABM is set in
11221 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11222 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11223 processor_alias_table flags entry. Remove handling of
11224 "target_enable" and "target_disable" fields of processor_target_table.
11225 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11226 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11227 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11228 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11229 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11231 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11233 2007-05-29 David Daney <ddaney@avtrex.com>
11236 * config/mips/mips.c (mips_output_mi_thunk): Emit
11237 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11239 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11240 * config/i386/i386.c (ix86_function_regparm): Added checking of
11241 ix86_force_align_arg_pointer to determine the number of
11242 register parameters.
11244 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11246 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11247 (SET_DR_MISALIGNMENT): New.
11248 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11249 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11250 Use SET_DR_MISALIGNMENT.
11251 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11253 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11254 find_loop_nest): Export.
11255 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11256 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11257 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11258 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11260 (struct mem_ref): Add field reuse_distance.
11261 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11262 Initialize reuse_distance field.
11263 (issue_prefetch_ref): Select temporality of prefetch according to
11265 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11266 self_reuse_distance, determine_loop_nest_reuse): New functions.
11267 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11268 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11269 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11272 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11274 * tree-ssa-alias.c: Add aliasing overview.
11276 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11277 Danny Smith <dannysmith@users.sourceforge.net>
11280 * config/i386/t-crtfm: Compile crtfastmath.o with
11281 -minline-all-stringops.
11282 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11283 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11285 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11287 * doc/md.texi: Document constraints on HP PA-RISC.
11289 * pa/constraints.md: New file.
11290 * pa.md: Include constraints.md.
11291 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11292 (integer_store_memory_operand, ldil_cint_p): New functions.
11293 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11294 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11295 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11296 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11297 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11299 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11302 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11303 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11304 case POSTDECREMENT_EXPR>): Return the error_mark_node
11305 if either the real or imaginary parts would an
11308 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11310 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11311 name when we remove it from a call.
11313 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11315 * targhooks.c (default_narrow_bitfield): Remove.
11316 * targhooks.h: Remove the prototype for
11317 default_narrow_bitfield.
11319 * langhooks-def.h: Remove the prototype for
11320 hook_get_alias_set_0.
11321 * langhooks.c (hook_get_alias_set_0): Remove.
11323 * global.c (EXECUTE_IF_CONFLICT): Remove.
11325 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11328 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11329 return true when truth_value_p is true and the type
11332 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11334 * doc/install.texi (Prerequisites): We no longer require Autoconf
11335 2.13 for the top-level.
11337 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11339 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11340 memory access via x86_expand_vector_move_misalign() only for
11341 TImode values on 32-bit targets.
11343 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11345 * matrix-reorg.c: New file. Implement matrix flattening and
11346 transposing optimization.
11347 * tree-pass.h: Add matrix reorg pass.
11348 * common.opt: Add fipa-mreorg flag.
11349 * Makefile.in: Add matrix-reorg.c.
11350 * passes.c: Add matrix reorg pass.
11351 * varpool.c (add_new_static_var): New function.
11352 * cgraph.h (add_new_static_var): Declare.
11354 2007-05-27 Eric Christopher <echristo@apple.com>
11356 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11357 sp_offset depending on stack size. Save r12 depending
11358 on registers we're saving later.
11359 (rs6000_emit_epilogue): Update sp_offset depending only
11362 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11364 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11365 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11366 * ifcvt.c (if_convert): Ditto.
11367 * tree-ssa-threadupdate.c (thread_block): Ditto.
11368 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11369 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11370 verify_loop_closed_ssa): Check number_of_loops instead of
11372 * predict.c (tree_estimate_probability): Ditto.
11373 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11374 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11375 * modulo-sched.c (sms_schedule): Ditto.
11376 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11377 (scev_finalize): Do not do anything if scev analysis was not
11379 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11380 current_loops == NULL.
11381 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11382 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11383 there are no loops.
11384 (loop_optimizer_finalize): Assert that loops were analyzed.
11385 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11386 rtl_doloop): Check number_of_loops instead of current_loops.
11387 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11388 current_loops == NULL.
11389 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11390 gate_tree_vectorize tree_linear_transform, check_data_deps,
11391 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11392 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11393 Check number_of_loops instead of current_loops.
11394 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11395 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11396 free loops if available.
11397 (execute_pre): Do not pass do_fre to fini_pre.
11399 2007-05-27 Tobias Burnus <burnus@net-b.de>
11401 PR middle-end/32083
11402 * real.c (mpfr_from_real): Fix sign of -Inf.
11404 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11406 * tree-vect-transform.c (vectorizable_conversion): Initialize
11407 tree_code variables to ERROR_MARK.
11408 (vectorizable_type_demotion): Likewise.
11409 (vectorizable_type_promotion): Likewise.
11411 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11414 * config/i386/i386.md (movti): Handle push operands via
11415 ix86_expand_push().
11417 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11419 * basic-block.h: Remove the prototype for merge_seq_blocks.
11420 * cfgcleanup.c (merge_seq_blocks): Remove.
11422 * tree-flow.h: Remove the prototype for is_aliased_with.
11423 * tree-ssa-alias.c (is_aliased_with): Remove.
11425 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11427 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11429 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11431 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11432 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11433 (vec_unpacks_hi_v16qi): Likewise.
11434 (vec_unpacku_lo_v16qi): Likewise.
11435 (vec_unpacks_lo_v16qi): Likewise.
11436 (vec_unpacku_hi_v8hi): Likewise.
11437 (vec_unpacks_hi_v8hi): Likewise.
11438 (vec_unpacku_lo_v8hi): Likewise.
11439 (vec_unpacks_lo_v8hi): Likewise.
11440 (vec_unpacku_hi_v4si): Likewise.
11441 (vec_unpacks_hi_v4si): Likewise.
11442 (vec_unpacku_lo_v4si): Likewise.
11443 (vec_unpacks_lo_v4si): Likewise.
11445 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11447 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11448 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11449 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11450 follow spelling conventions in various
11451 warning/error/diagnostic messages.
11453 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11454 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11455 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11456 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11457 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11458 * doc/tm.texi: Follow spelling conventions.
11460 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11463 * tree-ssa-forwprop.c
11464 (forward_propagate_addr_into_variable_array_index): Remove
11465 the lhs argument. Use the type of def_rhs instead of lhs.
11466 (forward_propagate_addr_expr_1): Update use of
11467 forward_propagate_addr_into_variable_array_index.
11469 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11470 Nigel Stephens <nigel@mips.com>
11472 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11473 function attributes, "far" being an alias for "long_call".
11474 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11475 (mips_near_type_p, mips_far_type_p): New.
11476 (mips_comp_type_attributes): New function to check that attributes
11477 attached to a function type are compatible.
11478 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11479 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11480 to the target function of the thunk.
11481 (mips_encode_section_info): Check for "near" and "far" function
11482 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11484 * config/mips/predicates.md (const_call_insn_operand): Test only
11485 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11487 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11490 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11491 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11492 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11493 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11495 2007-05-25 Eric Christopher <echristo@apple.com>
11497 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11498 to x86-darwin configurations.
11499 * config/i386/t-darwin: Add softfp support.
11500 * config/i386/t-darwin64: Ditto.
11501 * config/i386/sfp-machine.h: If mach then don't use
11502 aliasing, emit a stub to call.
11504 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11506 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11507 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11508 tree-predcom.c, tree-ssa-alias-warnings.c,
11509 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11510 comment typos. Follow spelling conventions.
11511 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11513 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11516 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11517 constants into memory. Expand unaligned memory references for
11518 SSE modes via x86_expand_vector_move_misalign() function.
11520 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11522 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11523 "memory" attribute for "sseishft" type insn without operands[2].
11525 2007-05-25 Dirk Mueller <dmueller@suse.de>
11526 Marcus Meissner <meissner@suse.de>
11528 * doc/extend.texi (alloc_size): New attribute.
11529 * c-common.c (handle_alloc_size_attribute): New.
11530 * tree-object-size.c (alloc_object_size): Use alloc_size
11531 attribute, if available.
11533 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11535 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11537 (__builtin_ia32_vec_ext_v2di): Likewise.
11538 (__builtin_ia32_vec_ext_v4si): Likewise.
11539 (__builtin_ia32_vec_ext_v8hi): Likewise.
11540 (__builtin_ia32_vec_ext_v16qi): Likewise.
11541 (__builtin_ia32_vec_set_v8hi): Likewise.
11543 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11545 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11547 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11549 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11550 (arm_is_longcall_p): Rename to...
11551 (arm_is_long_call_p): ...this. Take a single tree argument and
11553 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11554 (CUMULATIVE_ARGS): Remove call_cookie.
11555 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11556 (ENCODED_LONG_CALL_ATTR_P): Delete.
11557 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11558 LONG_CALL_FLAG_CHAR cases.
11559 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11560 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11561 ARM_DECLARE_FUNCTION_SIZE.
11562 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11563 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11564 (arm_encode_call_attribute, current_file_function_operand): Delete.
11565 (arm_function_in_section_p): New function.
11566 (arm_is_longcall_p): Rename to...
11567 (arm_is_long_call_p): ...this. Take the target function as a single
11568 argument and return a bool. Do not rely on call cookies. Check
11569 whether the target symbol is in the same section as the current
11570 function, not just the same compilation unit.
11571 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11572 (arm_encode_section_info): Don't encode a call type.
11573 * config/arm/arm.md (call, call_value): Update calls to
11574 arm_is_long(_)call_p. Simplify logic.
11575 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11576 Update calls to arm_is_long(_)call_p.
11578 2007-05-25 Richard Guenther <rguenther@suse.de>
11580 PR tree-optimization/31982
11581 * tree-ssa-forwprop.c
11582 (forward_propagate_addr_into_variable_array_index): Handle arrays
11583 with element size one.
11585 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11587 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11588 (umulsi3_highpart): Likewise.
11590 2007-05-24 Ian Lance Taylor <iant@google.com>
11592 PR rtl-optimization/32069
11593 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11596 2007-05-24 Ollie Wild <aaw@google.com>
11598 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11601 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11603 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11604 (oprs_unchanged_p): Use it to check all registers in a REG.
11605 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11606 (reg_set_between_after_reload_p): Delete.
11607 (reg_used_between_after_reload_p): Likewise.
11608 (reg_set_or_used_since_bb_start): Likewise.
11609 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11610 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11611 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11612 * rtlanal.c (reg_set_p): Check whether REG overlaps
11613 regs_invalidated_by_call, rather than just checking the
11614 membership of REGNO (REG).
11616 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11618 * doc/passes.texi: Document predictive commoning.
11619 * doc/invoke.texi (-fpredictive-commoning): Document.
11620 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11621 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11622 adding indices to the generated name.
11623 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11624 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11625 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11626 (op_symbol_code): ... and exported.
11627 (dump_omp_clause, op_symbol): Use op_symbol_code
11628 instead of op_symbol_1.
11629 * tree-pass.h (pass_predcom): Declare.
11630 * timevar.def (TV_PREDCOM): New timevar.
11631 * tree-ssa-loop.c (run_tree_predictive_commoning,
11632 gate_tree_predictive_commoning, pass_predcom): New.
11633 * tree-data-ref.c (find_data_references_in_loop): Find the
11634 references in dominance order.
11635 (canonicalize_base_object_address): Ensure that the result has
11637 (dr_analyze_innermost): Export.
11638 (create_data_ref): Code to fail for references with invariant
11640 (find_data_references_in_stmt): ... here.
11641 * tree-data-ref.h (dr_analyze_innermost): Declare.
11642 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11643 (aff_combination_find_elt, name_expansion_hash,
11644 name_expansion_eq, tree_to_aff_combination_expand,
11645 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11647 * tree-affine.h (aff_combination_constant_multiple_p,
11648 tree_to_aff_combination_expand): Declare.
11649 * tree-predcom.c: New file.
11650 * common.opt (fpredictive-commoning): New option.
11651 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11652 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11653 * Makefile.in (tree-predcom.o): Add.
11654 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11655 * passes.c (init_optimization_passes): Add dceloop after
11656 copy propagation in loop optimizer. Add predictive commoning
11657 to loop optimizer passes.
11659 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11661 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11664 2007-05-24 Jan Hubicka <jh@suse.cz>
11666 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11668 (genheader): Include statistics.h.
11670 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11672 * print-rtl.c (flag_dump_unnumbered): Update comments.
11673 (print_rtl): Fix my previous change.
11674 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11677 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11679 PR middle-end/32018
11680 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11682 (thread_through_all_blocks): Call initialize_original_copy_tables
11683 and free_original_copy_tables.
11684 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11686 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11687 * cfghooks.c (duplicate_block): Use get_loop_copy.
11688 * cfg.c: Include cfgloop.h.
11689 (loop_copy): New hash table.
11690 (initialize_original_copy_tables): Initialize loop_copy table.
11691 (free_original_copy_tables): Free loop_copy table.
11692 (copy_original_table_clear, copy_original_table_set,
11693 set_loop_copy, get_loop_copy): New functions.
11694 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11695 * cfgloop.h (struct loop): Remove copy field.
11696 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11697 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11699 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11701 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11702 -msse/-msse2/-msse3.
11704 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11706 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11707 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11709 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11712 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11713 * targhooks.h (default_mangle_decl_assembler_name): Declare
11715 * targhooks.c (default_mangle_decl_assembler_name): Define
11717 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11719 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11720 * langhooks.c (lhd_set_decl_assembler_name): Call
11721 targetm.mangle_decl_assembler_name for names with global scope.
11723 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11725 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11726 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11728 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11729 New. Factored out of i386_pe_encode_section_info.
11730 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11731 Move check for prior decoration of stdcall
11732 symbols to i386_pe_encode_section_info.
11733 (i386_pe_encode_section_info): Adjust call to
11734 gen_stdcall_or_fastcall_suffix. Use
11735 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11736 (i386_pe_mangle_decl_assembler_name): New. Wrap
11737 i386_pe_maybe_mangle_decl_assembler_name.
11739 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11741 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11742 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11743 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11744 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11745 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11748 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11749 Nigel Stephens <nigel@mips.com>
11750 Richard Sandiford <richard@codesourcery.com>
11752 Fix up MIPS16 hard float and add support for complex.
11754 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11755 (TARGET_SOFT_FLOAT_ABI): New.
11756 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11757 __mips_soft_float to reflect the ABI in use, not whether the
11758 FPU is directly accessible (e.g., in MIPS16 mode).
11759 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11760 (UNITS_PER_FPVALUE): Likewise.
11762 * config/mips/mips.c (mips_expand_call): Remove redundant
11763 TARGET_MIPS16 check.
11764 (mips_arg_regno): New.
11765 (function_arg_advance): When setting bits in cum->fp_code for
11766 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11768 (function_arg): Use mips_arg_regno.
11769 (mips_return_mode_in_fpr_p): New.
11770 (mips16_call_stub_mode_suffix): New.
11771 (mips16_cfun_returns_in_fpr_p): New.
11772 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11773 (mips_output_function_prologue): Test mips16_hard_float, not
11774 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11775 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11776 return value into a floating-point register.
11777 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11778 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11779 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11780 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11781 word of double arguments from or to the high bits of 64-bit
11782 floating point registers.
11783 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11784 (mips16_fpret_double): New helper function.
11785 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11786 support for complex modes. Fill in DECL_RESULT for stubdecl.
11787 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11789 * config/mips/mips16.S
11790 (RET, ARG1, ARG2): New.
11791 (MERGE_GPRf, MERGE_GPRt): New.
11792 (DELAYt, DELAYf): New.
11793 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11794 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11795 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11796 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11797 (SFOP): Renamed to...
11798 (OPSF3): This, and macro-ified. Updated all uses.
11799 (SFOP2): Renamed to...
11800 (OPSF2): This, and macro-ified. Updated all uses.
11801 (SFCMP): Renamed to...
11802 (CMPSF): This, and macro-ified. Updated all uses.
11803 (SFREVCMP): Renamed to...
11804 (REVCMPSF): This, and macro-ified. Updated all uses.
11805 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11806 (LDDBL1, LDDBL2, RETDBL): Deleted.
11807 (DFOP): Renamed to...
11808 (OPDF3): This, and macro-ified. Updated all uses.
11809 (DFOP2): Renamed to...
11810 (OPDF2): This, and macro-ified. Updated all uses.
11811 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11812 (DFCMP): Renamed to...
11813 (CMPDF): This, and macro-ified. Updated all uses.
11814 (DFREVCMP): Renamed to...
11815 (REVCMPDF): This, and macro-ified. Updated all uses.
11816 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11817 (RET_FUNCTION): New.
11818 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11819 (__mips16_ret_sc, __mips16_ret_dc): New.
11820 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11821 STUB_ARGS_6, STUB_ARGS_10): New.
11822 (CALL_STUB_NO_RET): New.
11823 (__mips16_call_stub_1): Macro-ified.
11824 (__mips16_call_stub_5): Macro-ified.
11825 (__mips16_call_stub_2): Macro-ified.
11826 (__mips16_call_stub_6): Macro-ified.
11827 (__mips16_call_stub_9): Macro-ified.
11828 (__mips16_call_stub_10): Macro-ified.
11829 (CALL_STUB_RET): New.
11830 (__mips16_call_stub_sf_0): Macro-ified.
11831 (__mips16_call_stub_sf_1): Macro-ified.
11832 (__mips16_call_stub_sf_5): Macro-ified.
11833 (__mips16_call_stub_sf_2): Macro-ified.
11834 (__mips16_call_stub_sf_6): Macro-ified.
11835 (__mips16_call_stub_sf_9): Macro-ified.
11836 (__mips16_call_stub_sf_10): Macro-ified.
11837 (__mips16_call_stub_df_0): Macro-ified.
11838 (__mips16_call_stub_df_1): Macro-ified.
11839 (__mips16_call_stub_df_5): Macro-ified.
11840 (__mips16_call_stub_df_2): Macro-ified.
11841 (__mips16_call_stub_df_6): Macro-ified.
11842 (__mips16_call_stub_df_9): Macro-ified.
11843 (__mips16_call_stub_df_10): Macro-ified.
11844 (__mips16_call_stub_sc_0): New.
11845 (__mips16_call_stub_sc_1): New.
11846 (__mips16_call_stub_sc_5): New.
11847 (__mips16_call_stub_sc_2): New.
11848 (__mips16_call_stub_sc_6): New.
11849 (__mips16_call_stub_sc_9): New.
11850 (__mips16_call_stub_sc_10): New.
11851 (__mips16_call_stub_dc_0): New.
11852 (__mips16_call_stub_dc_1): New.
11853 (__mips16_call_stub_dc_5): New.
11854 (__mips16_call_stub_dc_2): New.
11855 (__mips16_call_stub_dc_6): New.
11856 (__mips16_call_stub_dc_9): New.
11857 (__mips16_call_stub_dc_10): New.
11859 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11860 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11861 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11863 2007-05-23 Ian Lance Taylor <iant@google.com>
11865 * doc/invoke.texi (Invoking GCC): Document that the order of the
11868 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11871 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11872 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11873 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11877 * config/score/score.c (score_print_operand): Make sure that only
11878 lower bits are used.
11880 2007-05-22 Ian Lance Taylor <iant@google.com>
11882 * tree-vrp.c (avoid_overflow_infinity): New static function,
11883 broken out of set_value_range_to_value.
11884 (set_value_range_to_value): Call avoid_overflow_infinity.
11885 (extract_range_from_assert): Likewise.
11887 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11889 PR middle-end/31095
11890 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11891 change the type before looking for a COMPOUND_EXPR.
11893 2007-05-22 Ian Lance Taylor <iant@google.com>
11895 * lower-subreg.c (decompose_multiword_subregs): If we change an
11896 insn, call remove_retval_note on it.
11898 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11900 * regs.h (end_hard_regno): New function.
11901 (END_HARD_REGNO, END_REGNO): New macros.
11902 (add_to_hard_reg_set): New function.
11903 (remove_from_hard_reg_set): Likewise.
11904 (in_hard_reg_set_p): Likewise.
11905 (overlaps_hard_reg_set_p): Likewise.
11906 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11907 (note_btr_set): Use END_HARD_REGNO.
11908 * caller-save.c (setup_save_areas): Use end_hard_regno.
11909 (mark_set_regs): Use END_HARD_REGNO.
11910 (add_stored_regs): Use end_hard_regno.
11911 (mark_referenced_regs): Use add_to_hard_reg_set.
11912 * combine.c (update_table_tick): Use END_REGNO.
11913 (record_value_for_reg): Likewise.
11914 (record_dead_and_set_regs): Likewise.
11915 (get_last_value_validate): Likewise.
11916 (use_crosses_set_p): Likewise.
11917 (reg_dead_at_p_1): Likewise.
11918 (reg_dead_at_p): Likewise.
11919 (mark_used_regs_combine): Use add_to_hard_reg_set.
11920 (move_deaths): Use END_HARD_REGNO.
11921 (reg_bitfield_target_p): Use end_hard_regno.
11922 (distribute_notes): Use END_HARD_REGNO.
11923 * cse.c (mention_regs): Use END_REGNO.
11924 (insert): Use add_to_hard_reg_set.
11925 (invalidate): Use END_HARD_REGNO.
11926 (invalidate_for_call): Likewise.
11927 (exp_equiv_p): Use END_REGNO.
11928 (cse_insn): Likewise.
11929 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11930 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11931 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11932 * function.c (keep_stack_depressed): Use end_hard_regno.
11933 * global.c (global_alloc): Use end_hard_regno.
11934 (global_conflicts): Use add_to_hard_reg_set instead of
11936 (find_reg): Likewise.
11937 (mark_reg_store): Likewise.
11938 (mark_reg_conflicts): Likewise.
11939 (mark_reg_death): Use remove_from_hard_reg_set.
11940 (mark_reg_live_nc): Delete.
11941 (set_preference): Use end_hard_regno.
11942 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11943 remove_from_hard_reg_set.
11944 (post_mark_life): Use add_to_hard_reg_set.
11945 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11946 (reg_becomes_live): Use add_to_hard_reg_set.
11947 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11948 (peep2_find_free_register): Use add_to_hard_reg_set.
11949 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11950 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11951 * regrename.c (note_sets): Use add_to_hard_reg_set.
11952 (clear_dead_regs): Use remove_from_hard_reg_set.
11953 (regrename_optimize): Use add_to_hard_reg_set.
11954 (find_oldest_value_reg): Use in_hard_reg_set_p.
11955 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11956 (hard_reg_set_here_p): Use end_hard_regno.
11957 (decompose): Likewise.
11958 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11959 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11960 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11961 (mark_home_live): Use end_hard_regno.
11962 (spill_hard_reg): Likewise.
11963 (clear_reload_reg_in_use): Likewise.
11964 * reorg.c (delete_prior_computation): Use END_REGNO.
11965 * resource.c (update_live_status): Use END_HARD_REGNO.
11966 (mark_referenced_resources): Use add_to_hard_reg_set.
11967 (mark_set_resources): Likewise.
11968 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11969 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11970 (reg_overlap_mentioned_p): Likewise.
11971 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11972 (covers_regno_no_parallel_p): Use END_REGNO.
11973 (find_regno_note): Likewise.
11974 (find_reg_fusage): Use END_HARD_REGNO.
11975 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11976 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11978 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11980 * mode-switching.c (reg_dies): Change type of second argument to
11982 (optimize_mode_switching): Update accordingly.
11984 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11986 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11988 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11989 (hard_reg_set_empty_p): ...these new functions.
11990 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11991 GO_IF_HARD_REG_SUBSET.
11992 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11993 instead of GO_IF_HARD_REG_EQUAL.
11994 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11995 instead of GO_IF_HARD_REG_EQUAL.
11996 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11997 GO_IF_HARD_REG_SUBSET.
11998 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11999 GO_IF_HARD_REG_EQUAL.
12000 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12001 of GO_IF_HARD_REG_SUBSET.
12002 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12003 instead of GO_IF_HARD_REG_EQUAL.
12004 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12005 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12006 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12007 of GO_IF_HARD_REG_SUBSET,
12008 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12009 GO_IF_HARD_REG_SUBSET.
12010 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12011 instead of GO_IF_HARD_REG_EQUAL.
12012 * config/sh/sh.c (push_regs, calc_live_regs): Use
12013 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12014 (hard_regs_intersect_p): Delete.
12016 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12018 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12020 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12021 Richard Henderson <rth@redhat.com>
12023 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12025 (x86_64-*-*): Likewise.
12027 * i386/i386-modes.def (V2QI): New.
12029 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12031 (override_options): Support SSE4.1.
12032 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12033 (IX86_BUILTIN_BLENDPS): Likewise.
12034 (IX86_BUILTIN_BLENDVPD): Likewise.
12035 (IX86_BUILTIN_BLENDVPS): Likewise.
12036 (IX86_BUILTIN_PBLENDVB128): Likewise.
12037 (IX86_BUILTIN_PBLENDW128): Likewise.
12038 (IX86_BUILTIN_DPPD): Likewise.
12039 (IX86_BUILTIN_DPPS): Likewise.
12040 (IX86_BUILTIN_INSERTPS128): Likewise.
12041 (IX86_BUILTIN_MOVNTDQA): Likewise.
12042 (IX86_BUILTIN_MPSADBW128): Likewise.
12043 (IX86_BUILTIN_PACKUSDW128): Likewise.
12044 (IX86_BUILTIN_PCMPEQQ): Likewise.
12045 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12046 (IX86_BUILTIN_PMAXSB128): Likewise.
12047 (IX86_BUILTIN_PMAXSD128): Likewise.
12048 (IX86_BUILTIN_PMAXUD128): Likewise.
12049 (IX86_BUILTIN_PMAXUW128): Likewise.
12050 (IX86_BUILTIN_PMINSB128): Likewise.
12051 (IX86_BUILTIN_PMINSD128): Likewise.
12052 (IX86_BUILTIN_PMINUD128): Likewise.
12053 (IX86_BUILTIN_PMINUW128): Likewise.
12054 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12055 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12056 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12057 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12058 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12059 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12060 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12061 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12062 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12063 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12064 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12065 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12066 (IX86_BUILTIN_PMULDQ128): Likewise.
12067 (IX86_BUILTIN_PMULLD128): Likewise.
12068 (IX86_BUILTIN_ROUNDPD): Likewise.
12069 (IX86_BUILTIN_ROUNDPS): Likewise.
12070 (IX86_BUILTIN_ROUNDSD): Likewise.
12071 (IX86_BUILTIN_ROUNDSS): Likewise.
12072 (IX86_BUILTIN_PTESTZ): Likewise.
12073 (IX86_BUILTIN_PTESTC): Likewise.
12074 (IX86_BUILTIN_PTESTNZC): Likewise.
12075 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12076 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12077 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12078 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12079 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12080 (bdesc_ptest): New.
12081 (bdesc_sse_3arg): Likewise.
12082 (bdesc_2arg): Likewise.
12083 (bdesc_1arg): Likewise.
12084 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12086 (ix86_expand_sse_4_operands_builtin): New.
12087 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12088 smaller than 8 bits as the 2nd arg.
12089 (ix86_expand_sse_ptest): New.
12090 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12091 (ix86_expand_vector_set): Support SSE4.1.
12092 (ix86_expand_vector_extract): Likewise.
12094 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12095 __SSE4_1__ for -msse4.1.
12097 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12098 (UNSPEC_INSERTPS): Likewise.
12099 (UNSPEC_DP): Likewise.
12100 (UNSPEC_MOVNTDQA): Likewise.
12101 (UNSPEC_MPSADBW): Likewise.
12102 (UNSPEC_PHMINPOSUW): Likewise.
12103 (UNSPEC_PTEST): Likewise.
12104 (UNSPEC_ROUNDP): Likewise.
12105 (UNSPEC_ROUNDS): Likewise.
12107 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12109 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12110 (const_pow2_1_to_32768_operand): Likewise.
12112 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12115 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12117 (sse4_1_insertps): Likewise.
12118 (*sse4_1_extractps): Likewise.
12119 (sse4_1_ptest): Likewise.
12120 (sse4_1_mulv2siv2di3): Likewise.
12121 (*sse4_1_mulv4si3): Likewise.
12122 (*sse4_1_smax<mode>3): Likewise.
12123 (*sse4_1_umax<mode>3): Likewise.
12124 (*sse4_1_smin<mode>3): Likewise.
12125 (*sse4_1_umin<mode>3): Likewise.
12126 (sse4_1_eqv2di3): Likewise.
12127 (*sse4_1_pinsrb): Likewise.
12128 (*sse4_1_pinsrd): Likewise.
12129 (*sse4_1_pinsrq): Likewise.
12130 (*sse4_1_pextrb): Likewise.
12131 (*sse4_1_pextrb_memory): Likewise.
12132 (*sse4_1_pextrw_memory): Likewise.
12133 (*sse4_1_pextrq): Likewise.
12134 (sse4_1_blendpd): Likewise.
12135 (sse4_1_blendps): Likewise.
12136 (sse4_1_blendvpd): Likewise.
12137 (sse4_1_blendvps): Likewise.
12138 (sse4_1_dppd): Likewise.
12139 (sse4_1_dpps): Likewise.
12140 (sse4_1_movntdqa): Likewise.
12141 (sse4_1_mpsadbw): Likewise.
12142 (sse4_1_packusdw): Likewise.
12143 (sse4_1_pblendvb): Likewise.
12144 (sse4_1_pblendw): Likewise.
12145 (sse4_1_phminposuw): Likewise.
12146 (sse4_1_extendv8qiv8hi2): Likewise.
12147 (*sse4_1_extendv8qiv8hi2): Likewise.
12148 (sse4_1_extendv4qiv4si2): Likewise.
12149 (*sse4_1_extendv4qiv4si2): Likewise.
12150 (sse4_1_extendv2qiv2di2): Likewise.
12151 (*sse4_1_extendv2qiv2di2): Likewise.
12152 (sse4_1_extendv4hiv4si2): Likewise.
12153 (*sse4_1_extendv4hiv4si2): Likewise.
12154 (sse4_1_extendv2hiv2di2): Likewise.
12155 (*sse4_1_extendv2hiv2di2): Likewise.
12156 (sse4_1_extendv2siv2di2): Likewise.
12157 (*sse4_1_extendv2siv2di2): Likewise.
12158 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12159 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12160 (sse4_1_zero_extendv4qiv4si2): Likewise.
12161 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12162 (sse4_1_zero_extendv2qiv2di2): Likewise.
12163 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12164 (sse4_1_zero_extendv4hiv4si2): Likewise.
12165 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12166 (sse4_1_zero_extendv2hiv2di2): Likewise.
12167 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12168 (sse4_1_zero_extendv2siv2di2): Likewise.
12169 (*sse4_1_zero_extendv2siv2di2): Likewise.
12170 (sse4_1_roundpd): Likewise.
12171 (sse4_1_roundps): Likewise.
12172 (sse4_1_roundsd): Likewise.
12173 (sse4_1_roundss): Likewise.
12174 (mulv4si3): Don't expand for SSE4.1.
12175 (smax<mode>3): Likewise.
12176 (umaxv4si3): Likewise.
12177 (uminv16qi3): Likewise.
12178 (umin<mode>3): Likewise.
12179 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12181 * doc/extend.texi: Document SSE4.1 built-in functions.
12183 * doc/invoke.texi: Document -msse4.1.
12185 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12187 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12188 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12189 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12190 (ASM_SPEC): Add asm_pcrel_spec.
12191 (EXTRA_SPECS): Add asm_pcrel_spec.
12193 2007-05-21 David Daney <ddaney@avtrex.com>
12195 * doc/install.texi (Building a cross compiler): Add requirements
12196 for Java cross compiler.
12198 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12200 PR middle-end/31995
12201 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12202 Add loopno argument. Use evolution_function_is_invariant_rec_p
12203 instead of evolution_function_is_constant_p.
12204 Update calls to evolution_function_is_affine_multivariate_p.
12205 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12206 Add loopno argument.
12207 * tree-scalar-evolution.c (gather_chrec_stats): Call
12208 evolution_function_is_affine_multivariate_p with a loop
12210 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12211 (analyze_overlapping_iterations): Likewise.
12212 (access_functions_are_affine_or_constant_p): Likewise.
12213 (build_classic_dist_vector_1): If the access functions
12214 are equal, don't do anything.
12216 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12217 Paolo Carlini <pcarlini@suse.de>
12218 Uros Bizjak <ubizjak@gmail.com>
12220 * c-cppbuiltin.c (c_cpp_builtins): Define
12221 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12222 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12223 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12224 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12226 2007-05-21 Mike Stump <mrs@apple.com>
12228 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12230 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12232 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12234 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12235 implementation if __OPTIMIZE__ is not defined.
12236 (_mm_alignr_pi8): Ditto.
12237 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12238 (_mm_inserti_si64): Ditto.
12239 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12240 (_mm_slli_epi16): Ditto.
12241 (_mm_slli_epi32): Ditto.
12242 (_mm_slli_epi64): Ditto.
12243 (_mm_srai_epi16): Ditto.
12244 (_mm_srai_epi32): Ditto.
12245 (_mm_srli_si128): Ditto.
12246 (_mm_slli_si128): Ditto.
12247 (_mm_srli_epi16): Ditto.
12248 (_mm_srli_epi32): Ditto.
12249 (_mm_srli_epi64): Ditto.
12250 (_mm_extract_epi16): Ditto.
12251 (_mm_insert_epi16): Ditto.
12252 (_mm_shufflehi_epi16): Ditto.
12253 (_mm_shufflelo_epi16): Ditto.
12254 (_mm_shuffle_epi32): Ditto.
12255 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12256 (_m_pextrw): Ditto.
12257 (_mm_insert_pi16): Ditto.
12258 (_m_pinsrw): Ditto.
12259 (_mm_shuffle_pi16): Ditto.
12260 (_m_pshufw): Ditto.
12261 (_mm_shufle_ps): Ditto.
12262 (_mm_prefetch): Ditto.
12264 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12266 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12267 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12268 * real.c (encode_i370_single, decode_i370_single,
12269 encode_i370_double, decode_i370_double): Functions removed.
12270 (i370_single_format, i370_double_format): Initializations removed.
12271 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12272 Consider the log2_b field to always be one.
12273 (ieee_single_format, mips_single_format, coldfire_single_format,
12274 ieee_double_format, mips_double_format, coldfire_double_format,
12275 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12276 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12277 ibm_extended_format, mips_extended_format, ieee_quad_format,
12278 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12279 decimal_single_format, decimal_double_format, decimal_quad_format,
12280 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12281 initialization of log2_b.
12282 * real.h (i370_single_format, i370_double_format): Declarations
12284 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12285 field to always be one.
12287 2007-05-21 Andreas Schwab <schwab@suse.de>
12289 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12290 NOTE_INSN_BASIC_BLOCK_P.
12291 (process_for_unwind_directive): Likewise.
12293 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12295 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12296 * function.h (struct function): Move va_list_gpr_size,
12297 va_list_fpr_size, function_frequency to front of bitfields. Add
12299 (current_function_calls_unwind_init): New.
12300 * except.c (expand_builtin_unwind_init): Set
12301 current_function_calls_unwind_init not
12302 current_function_has_nonlocal_label.
12303 * reload1.c (has_nonexceptional_receiver): New.
12304 (reload): Use it and current_function_calls_unwind_init to
12305 determine whether call-saved regs must be saved.
12307 2007-05-20 Jan Hubicka <jh@suse.cz>
12309 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12310 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12311 * ddg.c (create_ddg): LIkewise.
12312 * final.c (final): Remove hunk moving line number notes around since
12313 they are no longer present at this stage.
12314 (final_scan_insn): Use NOTE_KIND instead of
12315 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12316 (output_asm_label): Likewise.
12317 * reorg.c (dbr_schedule): Likewise.
12318 * haifa-sched.c (unlink_other_notes): Likewise.
12319 * mode-switching.c (optimize_mode_switching): Likewise.
12320 * graph.c (start_bb): Likewise.
12321 * rtl.def (NOTE): Update description.
12322 * jump.c (squeeze_notes): Delete.
12323 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12324 NOTE_INSN_BASIC_BLOCK_P when possible.
12325 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12326 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12327 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12328 (dwarf2out_var_location): Likewise.
12329 * cfgbuild.c (make_edges): Likewise.
12330 (find_basic_blocks_1): Likewise.
12331 * function.c (reorder_blocks_1): Likewise.
12332 (epilogue_done): Likewise.
12333 (reposition_prologue_and_epilogue_notes): Likewise.
12334 * print-rtl.c (print_rtx): Likewise; drop code for printing
12336 (print_rtl): Likewise.
12337 (print_rtl_single): Likewise.
12338 * gcse.c (insert_insn_start_bb): Likewise.
12339 * alias.c (init_alias_analysis): Likewise.
12340 * calls.c (fixup_tail_calls): Likewise.
12341 * except.c (sjlj_emit_function_enter): Likewise.
12342 * emit-rtl.c (add_insn_after): Likeiwse.
12343 (emit_label_before): Likewise.
12344 (emit_label_after): Likewise.
12345 (emit_note_before, emit_note_after, emit_note): Update
12346 parameter to be enum insn_note; do not deal with source
12348 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12349 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12351 (merge_blocks_move_successor_nojumps): Simplify now when
12352 we don't have BLOCK notes.
12353 (try_optimize_cfg): Likewise.
12354 * cfglayout.c (skip_insns_after_block): Likewise.
12355 (record_effective_endpoints): Likewise.
12356 (duplicate_insn_chain): Likewise.
12357 * varasm.c (output_constant_pool_1): Likewise.
12358 * sched-deps.c (sched_analyze): Likewise.
12359 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12361 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12362 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12363 (SET_INSN_DELETED): Simplify.
12364 (NOTE_LINE_NUMBER): Exterminate.
12365 (NOTE_LINE_KIND): New.
12366 (NOTE_INSN_BASIC_BLOCK_P): Update.
12367 (enum insn_note): Simplify.
12368 (GET_NOTE_INSN_NAME) Simplify.
12369 (emit_note_before, emit_note_after, emit_note): Update prototype.
12370 (squeeze_notes): Remove.
12371 * sched-int.h (NOTE_NOT_BB_P): Update.
12372 * resource.c (mark_target_live_regs): Update.
12373 * sched-rgn.c (debug_dependencies): Update.
12374 * sched-vis.c (print_insn): Update.
12375 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12376 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12377 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12378 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12379 (split_branches): Update.
12380 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12382 (sh_adjust_unroll_max): Exterminate.
12383 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12384 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12385 (m68hc11_reorg): Likewise.
12386 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12387 (emit_predicate_relation_info): Update.
12388 (process_for_unwind_directive): Update.
12389 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12390 (output_call): Update.
12391 * config/pa/pa.c (output_lbranch): Update.
12392 (output_millicode_call): Update.
12393 (output_call): Update.
12394 (pa_combine_instructions): Update.
12395 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12396 * config/bfin/bfin.c (gen_one_bundle): Update.
12397 * cfgrtl.c (can_delete_note_p): Update.
12398 (delete_insn): Update.
12399 (rtl_merge_blocks): Update.
12400 (commit_one_edge_insertion): Update.
12401 (rtl_verify_flow_info): Update.
12402 * stmt.c (expand_case): Do not call squeeze_notes.
12404 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12411 * c.opt (Wtype-limits): New.
12412 * doc/invoke.texi (Wtype-limits): Document it.
12413 (Wextra): Enabled by -Wextra.
12414 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12415 * c-common.c (shorten_compare): Warn with Wtype-limits.
12417 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12419 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12420 inlined function, not as a macro.
12421 (_mm_alignr_pi8): Ditto.
12422 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12423 (_mm_inserti_si64): Ditto.
12424 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12425 (_mm_extract_epi16): Ditto.
12426 (_mm_insert_epi16): Ditto.
12427 (_mm_shufflehi_epi16): Ditto.
12428 (_mm_shufflelo_epi16): Ditto.
12429 (_mm_shuffle_epi32): Ditto.
12430 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12431 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12433 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12435 (_m_to_float): Use C89 compatible assignment.
12437 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12440 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12442 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12445 * doc/invoke.texi (Wreturn-type): Complete description.
12446 (Wextra): Delete item about return-type warning.
12447 * c-decl.c: Delete redundant Wextra warning.
12449 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12452 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12453 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12454 inlined function, not as a macro.
12455 (_mm_prefetch): Ditto.
12456 (_m_pextrw): Ditto.
12457 (_mm_insert_pi16): Ditto.
12458 (_m_pinsrw): Ditto.
12459 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12460 (_m_pshufw): Ditto. Add const to __N argument.
12461 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12462 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12463 (_mm_slli_epi32): Ditto.
12464 (_mm_srli_si128): Implement as always inlined function, not as a
12465 macro. Add __inline to function declaration.
12466 (_mm_slli_si128): Ditto.
12468 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12470 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12471 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12473 (struct fenv): New structure.
12474 (FP_HANDLE_EXCEPTIONS): New define.
12475 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12476 (_FP_DECL_EXP): New define.
12477 (FP_INIT_ROUNDMODE): New define.
12478 (FP_ROUNDMODE): New define.
12480 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12482 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12483 (Wconversion): Update description.
12484 (Wconversion-sign): New.
12485 * c.opt (Wconversion-sign): New.
12486 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12487 means disabled for C++. Otherwise, take the status of Wconversion.
12488 * c-common.c (conversion_warning): Warn with either Wconversion or
12490 (warnings_for_convert_and_check): Conditions are already checked by
12491 conversion_warning.
12492 (convert_and_check): Don't check warnings if the conversion failed.
12494 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12495 Anatoly Sokolov <aesok@dol.ru>
12497 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12498 avr_epilogue_uses) : Add declaration.
12499 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12500 * config/avr/constraints.md (R): New constraint.
12501 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12502 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12503 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12504 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12505 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12506 call_prologue_saves, epilogue_restores, return_from_epilogue,
12507 return_from_main_epilogue, return_from_interrupt_epilogue,
12508 return_from_naked_epilogue, prologue, epilogue): New patterns.
12509 (jump): Handle symbol reference.
12510 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12511 avr_output_function_prologue, avr_output_function_epilogue): Remove
12513 (avr_init_machine_status, expand_prologue, expand_epilogue,
12514 avr_asm_function_end_prologue, avr_epilogue_uses,
12515 avr_asm_function_begin_epilogue): New functions.
12516 (prologue_size, epilogue_size, jump_tables_size): Remove global
12518 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12519 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12520 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12521 (avr_override_options): Initialise init_machine_status.
12522 (output_movhi): Handle all stack pointer loads.
12523 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12524 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12525 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12526 (EPILOGUE_USES) Redefine.
12527 (machine_function) Declare.
12529 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12531 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12532 Use a single return statement.
12534 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12536 PR middle-end/30250
12537 * builtins.c (do_mpfr_lgamma_r): New.
12538 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12539 * tree.h (CASE_FLT_FN_REENT): New.
12541 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12543 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12544 (output_die): Use 'unsigned long' with %x.
12545 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12546 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12547 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12549 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12551 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12556 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12557 true if function has no argument.
12559 2007-05-18 DJ Delorie <dj@redhat.com>
12561 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12562 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12564 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12566 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12567 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12568 count_trailing_zeros.
12569 (__i386__): Implement count_leading_zeros using __builtin_clz().
12570 Implement count_trailing_zeros usign __builtin_ctz().
12572 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12574 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12576 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12578 PR middle-end/31344
12579 * expr.c (emit_move_change_mode): Change mode of push operands here.
12581 2007-05-17 Ian Lance Taylor <iant@google.com>
12583 PR tree-optimization/31953
12584 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12585 Change all callers.
12586 (set_value_range_to_null): Call set_value_range_to_value.
12587 (extract_range_from_comparison): Likewise.
12589 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12591 * toplev.c (print_version): Output GMP/MPFR version info.
12593 * builtins.c (CASE_MATHFN_REENT): New macro.
12594 (mathfn_built_in): Use it.
12595 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12596 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12597 BUILT_IN_LGAMMAL_R): New.
12598 * doc/extend.texi: Document new builtins.
12600 PR middle-end/31796
12601 * builtins.c (do_mpfr_remquo): New.
12602 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12603 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12605 PR middle-end/30251
12606 * builtins.c (fold_builtin_1): Handle y0, y1.
12607 (fold_builtin_2): Handle yn.
12609 PR middle-end/30251
12610 * builtins.c (do_mpfr_bessel_n): New.
12611 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12612 (fold_builtin_2): Handle BUILT_IN_JN.
12614 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12617 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12618 TYPE_PRECISION (intmax_type_node).
12620 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12623 * reload.c (subst_reloads): Remove checking.
12625 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12627 PR rtl-optimization/31691
12628 * combine.c (simplify_set): Build a new src pattern instead of
12629 substituting its operands in the COMPARE case.
12631 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12633 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12634 (execute_vrp): Preserve loops through jump threading.
12635 * tree-ssa-threadupdate.c (thread_single_edge,
12636 dbds_continue_enumeration_p, determine_bb_domination_status,
12637 thread_through_loop_header): New functions.
12638 (create_edge_and_update_destination_phis,
12639 create_edge_and_update_destination_phis): Set loops for the new blocks.
12640 (prune_undesirable_thread_requests): Removed.
12641 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12643 (thread_block): Do not call prune_undesirable_thread_requests.
12645 (mark_threaded_blocks): Select edges to thread here.
12646 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12647 Thread edges through loop headers independently.
12648 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12649 * tree-pass.h (TODO_mark_first_instance): New.
12650 (first_pass_instance): Declare.
12651 * cfghooks.c (duplicate_block): Put the block to the original loop
12652 if copy is not specified.
12653 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12654 jump threading. Pass may_peel_loop_headers to
12655 thread_through_all_blocks according to first_pass_instance.
12656 * cfgloop.h (create_preheader): Declare.
12657 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12658 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12659 * passes.c (first_pass_instance): New variable.
12660 (next_pass_1): Set TODO_mark_first_instance.
12661 (execute_todo): Set first_pass_instance.
12663 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12665 PR tree-optimization/24659
12666 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12667 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12668 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12669 OTI_vec_pack_ufix_trunc.
12670 (vec_unpacks_float_hi_optab): Define new macro.
12671 (vec_unpacks_float_lo_optab): Ditto.
12672 (vec_unpacku_float_hi_optab): Ditto.
12673 (vec_unpacku_float_lo_optab): Ditto.
12674 (vec_pack_sfix_trunc_optab): Ditto.
12675 (vec_pack_ufix_trunc_optab): Ditto.
12676 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12677 and vec_pack_[s|u]fix_trunc_optab using
12678 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12679 * tree-vectorizer.c (supportable_widening_operation): Handle
12680 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12681 (supportable_narrowing_operation): New function.
12682 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12683 * tree-vect-transform.c (vectorizable_conversion): Handle
12684 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12685 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12686 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12687 to check for target support.
12688 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12689 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12690 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12691 for VEC_PACK_FIX_TRUNC_EXPR.
12692 (expand_binop): Special case mode of the result for
12693 vec_pack_[u|s]fix_trunc_optab.
12694 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12695 vec_pack_[u|s]fix_trunc_optab.
12697 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12698 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12699 * tree-pretty-print.c (dump_generic_node): Handle
12700 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12701 VEC_PACK_FIX_TRUNC_EXPR.
12703 * expr.c (expand_expr_real_1): Ditto.
12704 * tree-inline.c (estimate_num_insns_1): Ditto.
12705 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12707 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12708 (vec_unpacks_float_lo_v8hi): Ditto.
12709 (vec_unpacku_float_hi_v8hi): Ditto.
12710 (vec_unpacku_float_lo_v8hi): Ditto.
12711 (vec_unpacks_float_hi_v4si): Ditto.
12712 (vec_unpacks_float_lo_v4si): Ditto.
12713 (vec_pack_sfix_trunc_v2df): Ditto.
12715 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12717 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12718 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12719 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12720 [vec_pack_ufix_trunc]: Ditto.
12721 [vec_unpacks_float_hi]: Ditto.
12722 [vec_unpacks_float_lo]: Ditto.
12723 [vec_unpacku_float_hi]: Ditto.
12724 [vec_unpacku_float_lo]: Ditto.
12726 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12728 * soft-fp/README: Update for new files.
12729 * soft-fp/floattisf.c: New file.
12730 * soft-fp/floattidf.c: New file.
12731 * soft-fp/floattitf.c: New file.
12732 * soft-fp/floatuntisf.c: New file.
12733 * soft-fp/floatuntidf.c: New file.
12734 * soft-fp/floatuntitf.c: New file.
12735 * soft-fp/fixsfti.c: New file.
12736 * soft-fp/fixdfti.c: New file.
12737 * soft-fp/fixtfti.c: New file.
12738 * soft-fp/fixunssfti.c: New file.
12739 * soft-fp/fixunsdfti.c: New file.
12740 * soft-fp/fixunstfti.c: New file.
12741 * soft-fp/extendxftf.c: New file.
12742 * soft-fp/trunctfxf.c: New file.
12744 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12745 (__trunctfxf2): Ditto.
12747 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12748 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12749 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12750 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12751 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12752 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12754 * config/i386/t-fprules-softfp64: New file.
12755 * config/i386/sfp-machine.h: New file.
12756 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12757 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12758 and soft-fp/t-softfp to tmake_file.
12759 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12760 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12762 * config/i386/t-linux64 (softfp_wrap_start): New.
12763 (softfp_wrap_end): New.
12764 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12765 supported for TARGET_64BIT.
12767 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12769 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12770 c_common_unsigned_type behavior.
12772 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12774 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12777 2007-05-16 Eric Christopher <echristo@apple.com>
12779 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12780 saving after stack push. Set sp_offset whenever we push.
12781 (rs6000_emit_epilogue): Move altivec register restore before
12784 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12786 * configure.ac: Allow sysroots to be relocated under $prefix as
12787 well as $exec_prefix.
12788 * configure: Regenerate.
12790 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12794 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12796 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12797 (gcc_tooldir): Likewise.
12798 * configure: Regenerate.
12799 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12800 old configure.ac gcc_tooldir setting.
12801 (prefix_to_exec_prefix): New variable.
12802 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12803 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12805 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12807 * c-typeck.c (build_binary_op): Return early for error.
12809 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12811 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12812 struct nb_iter_bound.
12813 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12814 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12815 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12816 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12817 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12818 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12819 (del_scev_info): Use ggc_free.
12820 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12821 * loop-init.c: Include ggc.h.
12822 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12823 (loop_optimizer_finalize): Use ggc_free.
12824 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12825 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12826 pass_iv_optimize): Add TODO_ggc_collect.
12827 * function.h (struct function): Remove skip marker from
12829 * cfgloop.c: Include ggc.h.
12830 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12832 (establish_preds): Vector superloops is gc allocated.
12833 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12835 (flow_loops_find): Vector larray is gc allocated.
12836 (loop_exit_free): Use ggc_free.
12837 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12838 that head of exits list is now not a part of struct loop.
12839 (record_loop_exits): Allocate exits table in gc memory.
12840 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12841 that head of exits list is now not a part of struct loop.
12842 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12843 struct loop_exit): Add GTY marker.
12844 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12845 Add skip marker to aux field. Make head of exits list a separate
12847 (struct loops): Add GTY marker. Make larray vector gc allocated.
12848 Add param marker to exits table.
12849 (get_loops): Type changed.
12850 * Makefile.in (tree-scalar-evolution.o): Add
12851 gt-tree-scalar-evolution.h dependency.
12852 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12853 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12854 * basic-block.h (struct basic_block_def): Remove skip marker from
12857 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12859 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12860 of 0 in the call to expand_expr().
12861 (expand_builtin_mathfn_3): Ditto.
12862 (expand_builtin_interclass_mathfn): Ditto.
12863 (expand_builtin_cexpi): Ditto.
12864 (expand_builtin_int_roundingfn): Ditto.
12865 (expand_builtin_int_roundingfn_2): Ditto.
12866 (expand_builtin_pow): Ditto.
12867 (expand_builtin_powi): Ditto.
12868 (expand_builtin_bswap): Ditto.
12869 (expand_builtin_unop): Ditto.
12870 (expand_builtin_fabs): Ditto.
12871 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12872 the call to expand_expr().
12873 (expand_builtin_sync_operation): Ditto.
12874 (expand_builtin_compare_and_swap): Ditto.
12875 (expand_builtin_lock_test_and_set): Ditto.
12876 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12877 instead of 0 in the call to expand_expr().
12878 (expand_builtin_extract_return_addr): Ditto.
12879 (expand_builtin_eh_return): Ditto.
12880 (expand_eh_return): Ditto.
12881 * explow.c (expr_size): Ditto.
12882 * expr.c (optimize_bitfield_assignment_op): Ditto.
12883 (expand_assignement): Ditto.
12884 (store_expr): Ditto.
12885 (store_field): Ditto.
12886 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12887 the call to expand_expr().
12888 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12889 in the call to expand_expr().
12890 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12891 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12892 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12894 * optabs.c (expand_vec_shift_expr): Ditto.
12895 (expand_vec_cond_expr): Ditto.
12896 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12897 call to expand_expr().
12898 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12899 in the call to expand_expr().
12901 2007-05-14 Dave Korn <dave.korn@artimi.com>
12903 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12905 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12907 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12908 instead of c_common_unsigned_type.
12909 (c_common_unsigned_type): Remove.
12910 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12911 c_common_unsigned_type.
12912 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12913 c_common_unsigned_type.
12914 * c-common.h (c_common_unsigned_type): Remove.
12915 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12916 c_common_unsigned_type.
12917 * c-format.c (check_format_types): Use unsigned_type_for instead of
12918 c_common_unsigned_type.
12919 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12920 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12921 of c_common_unsigned_type.
12922 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12923 lang_hooks.types.unsigned_type.
12924 * expmed.c (make_tree): Use unsigned_type_for instead of
12925 lang_hooks.types.unsigned_type.
12926 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12927 lang_hooks.types.unsigned_type.
12928 (build_range_check): Likewise.
12929 (fold_unary): Likewise.
12930 (fold_binary): Likewise.
12931 (fold_ternary): Likewise.
12932 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12933 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12934 * tree.c (get_unsigned_type): New.
12935 (unsigned_type_for): Use get_unsigned_type instead of
12936 lang_hooks.types.unsigned_type.
12938 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12940 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12941 to m68k_get_function_kind. Update its prototype.
12942 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12944 (m68k_interrupt_function_p): Return enum m68k_function_type
12945 instead of bool. Rename to m68k_get_function_kind.
12946 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12947 target is not fido.
12948 (m68k_compute_frame_layout): Don't mark any register for save
12949 if an interrupt_thread attribute is specified.
12950 (m68k_hard_regno_rename_ok): Update a use of
12951 m68k_interrupt_function_p.
12952 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12953 m68k_interrupt_function_p.
12954 (m68k_function_type): New.
12955 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12956 for a function with an interrupt_thread attribute.
12957 * doc/extend.texi: Document the interrupt_thread attribute.
12959 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12961 Fix PR tree-optimization/31911
12962 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12963 if they didn't change the expression.
12965 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12967 * tree-scalar-evolution.c (resolve_mixers): Exported.
12968 * tree-scalar-evolution.h (resolve_mixers): Declare.
12969 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12970 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12971 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12972 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12973 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12974 strip_conversion, analyze_offset_expr, address_analysis,
12975 object_analysis, analyze_offset): Removed.
12976 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12977 split_constant_offset, canonicalize_base_object_address,
12978 object_address_invariant_in_loop_p, disjoint_objects_p,
12979 dr_may_alias_p, dr_address_invariant_p): New functions.
12980 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12981 and dr_analyze_alias.
12982 (initialize_data_dependence_relation): Use dr_may_alias_p
12983 and object_address_invariant_in_loop_p.
12984 (compute_self_dependence): Handle the case when
12985 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12986 (find_data_references_in_stmt): Restrict the analysis of data
12987 references to the given loop nest.
12988 (find_data_references_in_loop): Made static. Pass loop nest to
12989 find_data_references_in_stmt.
12990 (compute_data_dependences_for_loop): Use DR_VOPS.
12991 (free_data_ref): Free DR_VOPS.
12992 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12993 (struct innermost_loop_behavior): ... new.
12994 (struct base_object_info): Replaced by ...
12995 (struct indices): ... new.
12996 (struct dr_alias): New.
12997 (enum data_ref_type): Removed.
12998 (struct data_reference): Consist of struct innermost_loop_behavior,
12999 struct indices and struct dr_alias.
13000 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13001 (DR_MEMTAG): Renamed to ...
13002 (DR_SYMBOL_TAG): ... this.
13003 (find_data_references_in_loop): Declaration removed.
13004 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13005 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13006 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13007 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13009 2007-05-13 Revital Eres <eres@il.ibm.com>
13011 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13012 which walks virtual def-use chains to find redundant stores.
13013 (dse_optimize_stmt): Call it.
13015 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13017 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13018 * passes.c (init_optimization_passes): Move pass_jump_bypass
13021 * basic-block.h (bb_has_eh_pred): Fix style issue.
13023 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13025 PR rtl-optimization/31848
13026 * loop-invariant.c (move_invariant_reg): If we move an insn
13027 with a REG_EQUAL note, and that insn is not always executed,
13028 remove the REG_EQUAL note.
13030 2007-05-12 Richard Guenther <rguenther@suse.de>
13032 PR tree-optimization/31797
13033 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13034 propagate into a stmt that has volatile ops.
13036 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13038 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13039 (gcc_tooldir): Likewise.
13040 * configure: Regenerate.
13041 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13042 old configure.ac gcc_tooldir setting.
13043 (prefix_to_exec_prefix): New variable.
13044 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13045 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13047 2007-05-11 Silvius Rus <rus@google.com>
13049 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13050 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13051 * c-common.h (strict_aliasing_warning): Change return type.
13052 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13053 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13054 (build_c_cast): Condition call to strict_aliasing_warning.
13055 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13056 * flags.h (set_Wstrict_aliasing): Declare.
13057 * opts.c (set_Wstrict_alising): Define, add call to.
13058 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13059 * tree-ssa-alias-warnings.c: New file.
13060 * tree-ssa-alias.c (compute_may_aliases): Add call to
13061 strict_aliasing_warning_backend.
13063 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13065 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13066 Use loop_depth and loop_outer accessor functions.
13067 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13068 determine_invariantness_stmt, move_computations_stmt): Ditto.
13069 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13070 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13071 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13072 * tree-scalar-evolution.c (interpret_loop_phi,
13073 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13074 instantiate_parameters_1, scev_const_prop): Ditto.
13075 * cfghooks.c (make_forwarder_block): Ditto.
13076 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13077 * modulo-sched.c (loop_canon_p): Ditto.
13078 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13079 slpeel_can_duplicate_loop_p): Ditto.
13080 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13081 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13082 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13083 cancel_loop, verify_loop_structure): Ditto.
13084 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13085 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13086 superloops vector instead of "pred" array.
13087 (establish_preds): Take father loop as an argument. Initialize the
13089 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13090 Do not initialize loop->outer.
13091 (flow_loop_tree_node_remove): Truncate the superloops vector.
13092 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13093 "pred" merged to "superloops" vector.
13094 (loop_depth, loop_outer): New.
13095 (fel_init): Use loop_outer.
13097 2007-05-11 Jan Hubicka <jh@suse.cz>
13099 * cgraphunit.c: Include gt-cgraphunit.h
13100 (static_ctors, static_dtors): New static vars.
13101 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13102 based on implementation in c-common.c
13103 (cgraph_finalize_function): Call record_cdtor_fn.
13104 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13105 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13106 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13107 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13108 build_cdtor, c_build_cdtor_fns): Remove.
13109 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13110 c_build_cdtor_fns): Remove prototype.
13112 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13115 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13116 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13117 * builtins.c (fold_builtin_memchr): New.
13118 (expand_builtin_memchr): Call the latter.
13119 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13120 * doc/extend.texi ([Other built-in functions provided by GCC]):
13123 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13125 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13126 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13127 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13128 PFPO_OP1_TYPE_SHIFT): Constants added.
13129 (DFP_ALL): Mode macro defined.
13130 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13131 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13132 Insn definitions added.
13133 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13134 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13137 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13139 PR tree-optimization/31885
13140 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13141 NULL_TREE to be undetermined.
13142 (automatically_generated_chrec_p): Return false for NULL.
13144 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13146 * config/bfin/bfin.h (MOVE_RATIO): Define.
13148 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13150 * config.gcc (sparc-wrs-vxworks): New target.
13151 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13152 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13153 * config/sparc/sparc.h: Include vxworks-dummy.h.
13154 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13155 include LABEL_REFs too.
13156 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13157 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13159 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13161 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13162 (sparc_emit_call_insn): New function.
13163 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13164 functions when generating VxWorks PIC.
13165 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13166 (call, call_value): Use sparc_emit_call_insn instead of
13169 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13171 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13173 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13175 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13176 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13177 split_double instead of operand_subword.
13179 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13181 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13182 * config/bfin/bfin.c (bfin_local_alignment): New function.
13183 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13185 2007-05-08 Chao-ying Fu <fu@mips.com>
13187 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13188 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13189 (smsub_widen_optab, umsub_widen_optab): Define.
13190 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13192 * genopinit.c (optabs): Fill in smsub_widen_optab and
13194 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13195 and umsub_widen_optab to implement multiply-subtract sequences.
13196 * config/mips/mips.md (*msac<u>_di): Rename to...
13197 (<u>msubsidi4): ...this. Extend condition to include
13198 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13199 of operand 0 to "ka" and use the three-operand form of msub<u>
13201 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13204 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13206 PR rtl-optimization/28011
13207 * reload.c (push_reload): Set dont_share if IN appears in OUT
13208 also when IN is a PLUS rtx.
13209 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13212 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13214 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13215 call unshare_all_decls.
13216 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13217 (unshare_all_decls): Remove.
13219 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13222 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13225 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13226 Nigel Stephens <nigel@mips.com>
13228 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13229 Update comments and all uses.
13230 (MIN_FPRS_PER_FMT): Define.
13231 * config/mips/mips.c (function_arg): Fix to correctly handle
13232 the -mips32r2 -mfp64 -mabi=32 case.
13233 (override_options): Enable use of odd-numbered registers for
13234 SFmode values on MIPS32.
13235 (mips_save_reg_p): Save whole floating-point register pair if
13236 either half is used.
13237 (compute_frame_size): Fix comment.
13239 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13241 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13242 argument of type bool.
13243 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13244 argument. Safely select temporary P register according to it.
13245 (do_link): Change call site of add_to_reg accordingly.
13246 (do_unlink): Add epilogue_p as a fourth argument and pass it
13248 (expand_interrupt_handler_epilogue): Change call of do_unlink
13250 (bfin_expand_prologue): Add a third argument sibcall_p.
13251 * config/bfin/bfin.md (epilogue): Change call of
13252 bfin_expand_epilogue accordingly.
13253 (sibcall_epilogue): Likewise.
13254 (eh_return_internal): Likewise.
13256 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13257 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13258 * config/bfin/bfin.c (bfin_handle_option): Handle
13259 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13260 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13261 Support bf534, bf536 and bf561.
13262 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13264 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13267 * config/i386/i386.c (ix86_function_regparm): Process local
13268 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13270 2007-05-07 Mike Stump <mrs@apple.com>
13272 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13273 also checks for and while statements in C++.
13275 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13277 * gcc.c (at_file_supplied): New variable.
13278 (main): Set it if we expanded argv.
13279 (do_spec_1): Pass an @-file to the linker if we were called with
13280 an @-file argument and HAVE_GNU_LD.
13281 * collect2.c (at_file_supplied): New variable.
13282 (response_file): New variable.
13283 (collect_exit): Unlink response_file if necessary.
13284 (handler): Likewise.
13285 (do_wait): Likewise.
13286 (main): Set at_file_supplied if we expanded argv.
13287 (collect_execute): Pass an @-file to subprocesses if we were called
13288 with an @-file argument.
13289 * configure.ac: Add define for HAVE_GNU_LD.
13290 * configure: Regenerate.
13291 * config.in: Regenerate.
13293 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13295 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13296 operand to HI mode.
13301 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13303 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13304 (TARGET_ENCODE_SECTION_INFO): Re-define.
13305 (m32c_encode_section_info): New
13306 (function_vector_handler): New
13307 (current_function_special_page_vector): New
13308 (m32c_special_page_vector_p): New.
13309 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13311 * config/m32c/jump.md: Added instruction JSRS for functions
13312 with attribute "function_vector".
13313 * doc/extend.texi (function_vector): Added description
13314 for M16C, M32C targets.
13316 2007-05-07 DJ Delorie <dj@redhat.com>
13319 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13320 ashrpsi3, lshrpsi3): Update shift count constraint.
13322 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13323 Nathan Froyd <froydnj@codesourcery.com>
13326 * c-incpath.c (add_path): Strip trailing path separators.
13328 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13330 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13331 Free dominance info before purging EH edges.
13332 (eliminate_degenerate_phis): Likewise.
13333 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13335 2007-05-07 Jan Hubicka <jh@suse.cz>
13337 * gimplify.c (gimplify_expr): Do not crash when folding
13338 (void *)(int)&a + 4.
13340 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13343 * c-opts.c (lang_fortran): Make it non static.
13344 * c-common.h (lang_fortran): New prototype.
13345 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13346 -lang-fortran option was passed by the driver.
13348 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13350 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13351 of ASSERT_CHECKING. Tweak message.
13353 2007-05-06 Revital Eres <eres@il.ibm.com>
13356 * loop-unroll.c (insert_var_expansion_initialization):
13357 Initialize the expansions with -zero instead of +zero.
13359 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13361 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13362 into pic and non-pic versions. Mark r19 as used for
13363 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13364 for tgd_load, tld_load and tie_load .
13365 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13366 version of tgd_load, tld_load and tie_load depending on the
13369 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13370 Jakub Jelinek <jakub@redhat.com>
13372 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13373 (__do_global_dtors_aux): Use more paranoid loop to run
13374 destructors if HIDDEN_DTOR_LIST_END.
13375 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13377 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13379 * varasm.c (align_variable): Don't increase alignment for
13380 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13381 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13383 2007-05-04 Josh Conner <jconner@apple.com>
13385 * basic-block.h (cdi_direction): Assign values to all enumeration
13387 (dom_computed): Remove.
13388 (dom_info_state): New.
13389 (set_dom_info_availability): New.
13390 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13391 walk_data.dom_direction.
13392 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13393 instead of dom_computed[].
13394 (split_edge): Likewise.
13395 (create_basic_block): Likewise.
13396 (merge_blocks): Likewise.
13397 * ifcvt.c (find_if_header): Likewise.
13398 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13399 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13400 * tree-ssa.c (verify_ssa): Likewise.
13401 * tree-cfg.c (tree_verify_flow_info): Likewise.
13402 (remove_edge_and_dominated_blocks): Likewise.
13403 * dominance.c (dom_computed): Make static.
13404 (calc_dfs_tree_nonrec): Change third param to a bool.
13405 (calc_dfs_tree): Change second param to a bool.
13406 (calc_idioms): Change second param to a bool. Use
13407 dom_convert_dir_to_idx.
13408 (init_dom_info): Validate dir before using.
13409 (dom_convert_dir_to_idx): New.
13410 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13411 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13412 (free_dominance_info): Use dom_convert_dir_to_idx.
13413 (get_immediate_dominator): Likewise.
13414 (set_immediate_dominator): Likewise.
13415 (get_dominated_by): Likewise.
13416 (redirect_immediate_dominators): Likewise.
13417 (nearest_common_denominator): Likewise.
13418 (dominated_by_p): Likewise.
13419 (bb_dom_dfs_in): Likewise.
13420 (bb_dom_dfs_out): Likewise.
13421 (recount_dominator): Likewise.
13422 (iterate_fix_dominators): Likewise.
13423 (add_to_dominance_info): Likewise.
13424 (delete_from_dominance_info): Likewise.
13425 (first_dom_son): Likewise.
13426 (next_dom_son): Likewise.
13427 (dom_info_available_p): Likewise.
13428 (dom_info_state): New.
13429 (set_dom_info_availability): New.
13431 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13433 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13435 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13437 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13439 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13440 (subdi3, subdi_carry): Delete.
13442 2007-05-04 Jan Hubicka <jh@suse.cz>
13443 Richard Guenther <rguenther@suse.de>
13445 * opts.c (decode_options): Do not fiddle with inlining
13446 parameters in case of optimizing for size.
13447 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13448 for size do nothing.
13449 (cgraph_decide_inlining_of_small_function): When optimizing for
13450 size never inline functions increasing caller size.
13451 (cgraph_early_inlining): Inline for size when optimizing for size.
13453 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13455 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13456 logical operations piecewise.
13457 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13458 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13459 subdi_sesidi_di): Delete.
13460 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13461 the generated sequence. Allow three-reg add in constraints. Rewrite
13462 the rtl expression for carry to avoid zero_extend of a constant.
13463 (sub_with_carry): New pattern.
13464 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13465 different sequence not involving jumps.
13466 (notbi): Now a named pattern.
13468 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13470 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13471 Add the note about a significant loss of accuracy of some
13472 mathematical routines when these options are used.
13474 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13476 * haifa-sched.c (rtx_vec_t): New typedef.
13477 (contributes_to_priority_p): Extract piece of priority () into new
13479 (priority): Use the function. Add assertion.
13480 (rank_for_schedule, set_priorities): Add assertion to check that
13481 insn's priority is initialized.
13482 (clear_priorities, calc_priorities): Change signature. Make it update
13483 all relevant insns. Update all callers ('add_to_speculative_block ()'
13484 and 'create_block_check_twin ()').
13485 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13486 Add new field 'priority_status'.
13487 (INSN_PRIORITY_STATUS): New macro.
13488 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13490 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13492 * sched-ebb.c (debug_ebb_dependencies): New static function.
13493 (init_ready_list): Use it.
13495 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13496 with changed signature and 'debug_rgn_dependencies ()'.
13497 (debug_rgn_dependencies): New static function.
13498 (init_ready_list): Use it.
13500 * sched-int.h (debug_dependencies): Declare.
13502 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13504 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13506 2007-05-04 Dirk Mueller <dmueller@suse.de>
13508 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13510 2007-05-03 Jan Hubicka <jh@suse.cz>
13512 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13513 ((T1)X op (T1)Y), for pointer type in more cases than before.
13515 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13517 * tree-object-size.c (plus_expr_object_size): When operand size is
13518 unknown, return unknown.
13520 2007-05-03 Dirk Mueller <dmueller@suse.de>
13522 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13524 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13527 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13529 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13531 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13533 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13535 * config/soft-fp/double.h, config/soft-fp/extended.h,
13536 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13537 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13538 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13539 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13542 2007-05-03 Ian Lance Taylor <iant@google.com>
13544 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13545 MASK_PPC_GFXOPT for 8540 or 8548.
13547 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13549 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13550 vect_print_dump_info() to output debug information.
13552 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13555 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13556 operands of size 2 when operand is not MEM_P.
13558 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13560 PR tree-optimization/30565
13561 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13563 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13565 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13566 (umulsi3_highpart): Use them.
13567 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13568 for final accumulator to D regisster tranfser.
13570 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13572 PR tree-optimization/31699
13573 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13575 (vect_enhance_data_refs_alignment): Compute peel amount using
13576 TYPE_VECTOR_SUBPARTS instead of vf.
13577 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13579 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13582 * system.h: Remove inclusion of double-int.h
13583 * tree.h: Include double-int.h
13584 * gengtype.c: Likewise
13585 * cfgloop.h: Likewise
13586 * Makefile.in: Adjust dependencies on double-int.h
13588 2007-05-02 Eric Christopher <echristo@apple.com>
13590 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13591 -shared to -Zdynamiclib.
13593 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13596 * c-common.c (strip_pointer_or_array_types): New function.
13597 * c-common.h (strip_pointer_or_array_types): New function declaration.
13599 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13601 PR tree-optimization/31771
13602 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13604 2007-05-02 Paul Brook <paul@codesourcery.com>
13606 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13608 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13610 PR middle-end/29715
13611 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13614 2007-05-02 Nick Clifton <nickc@redhat.com>
13616 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13618 2007-05-02 Richard Guenther <rguenther@suse.de>
13620 PR tree-optimization/31146
13621 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13622 argument, single_use_p. If we have a single use that is
13623 a conversion to the definition rhs type, propagate that rhs.
13624 (forward_propagate_addr_expr): Pass single_use_p argument
13625 to forward_propagate_addr_expr_1.
13627 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13629 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13632 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13634 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13635 'AMD Family 10 core'.
13637 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13639 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13640 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13641 with SSE3 instruction set support.
13642 * doc/invoke.texi: Likewise.
13644 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13646 * config/i386/i386.c (override_options): Tuning 32-byte loop
13647 alignment for amdfam10 architecture. Increasing the max loop
13648 alignment to 24 bytes.
13650 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13652 * config/m68k/constraints.md: New.
13653 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13654 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13655 EXTRA_CONSTRAINT): Remove.
13656 * config/m68k/m68k.md: Include constraints.md.
13657 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13659 2007-05-01 Ian Lance Taylor <iant@google.com>
13661 PR tree-optimization/31739
13662 * tree-vrp.c (vrp_val_is_max): New static function.
13663 (vrp_val_is_min): New static function.
13664 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13666 (set_value_range): Use vrp_val_is_{max,min}.
13667 (extract_range_from_assert): Likewise.
13668 (extract_range_from_binary_expr): Likewise.
13669 (extract_range_from_unary_expr): Likewise.
13670 (dump_value_range, vrp_meet): Likewise.
13671 (vrp_visit_phi_node): Likewise.
13672 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13674 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13676 * config/i386/gmon-sol2.c (size_t): New type.
13677 (intptr_t): Likewise.
13678 (s_textsize): Declare as size_t.
13680 (monstartup): Use size_t for sizes.
13681 (_mcount): Save and restore registers.
13682 (internal_mcount): Pass 0 as the first argument to monstartup
13684 (moncontrol): Convert pointer to appropriately sized integer
13685 before passing to profil.
13687 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13689 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13690 __NO_FPRS__, not just if _SOFT_DOUBLE.
13691 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13692 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13693 also for E500 double.
13694 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13695 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13698 2007-05-01 Richard Guenther <rguenther@suse.de>
13700 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13703 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13705 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13707 2007-05-01 Jan Hubicka <jh@suse.cz>
13709 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13712 2007-05-01 Jan Hubicka <jh@suse.cz>
13714 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13715 (maybe_fold_offset_to_reference): Declare.
13716 * fold-const.c (fold_unary): Do not fold
13717 (type *)&A into &A->field_of_type_and_offset_0
13718 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13719 size is unknown, give up.
13720 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13722 (maybe_fold_offset_to_reference): New.
13723 (maybe_fold_stmt_indirect): Use it.
13724 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13725 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13727 (gimplify_expr): Likewise for plus_expr.
13729 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13731 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13732 bsi_after_labels. Always insert statements before bsi.
13733 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13734 * predict.c (apply_return_prediction): Check for empty blocks.
13735 * cfgexpand.c (lab_rtx_for_bb): New variable.
13736 (label_rtx_for_bb): Do not create new tree labels.
13737 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13738 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13739 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13741 (label_for_bb): Add field used.
13742 (update_eh_label, main_block_label): Mark the label used.
13743 (cleanup_dead_labels): Remove unused labels.
13745 2007-05-01 Richard Guenther <rguenther@suse.de>
13747 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13748 if it is not about to be set.
13749 (get_value_range): Do not pre-allocate equiv bitmap.
13750 (update_value_range): No need to clear equiv field.
13751 (add_equivalence): Change prototype to get bitmap pointer.
13752 Allocate bitmap here if it is not already.
13753 (extract_range_from_assert): Do not allocate bitmap here.
13754 Update callers to add_equivalence.
13755 (extract_range_from_ssa_name): Likewise.
13756 (get_vr_for_comparison): New static helper.
13757 (compare_name_with_value): Handle NULL equiv bitmap by
13758 peeling the first iteration of the comparison loop.
13759 Use get_vr_for_comparison.
13760 (compare_names): Handle NULL equiv bitmaps by using fake
13761 ones. Use get_vr_for_comparison.
13763 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13765 * double-int.c (mpz_set_double_int): Moved from
13766 tree-ssa-loop-niter.c.
13767 (mpz_get_double_int): Likewise; also, add option to wrap
13768 out-of-range integers.
13769 * double-int.h: New prototypes for above.
13770 * tree.c (get_static_type_bounds): Moved from
13771 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13772 TYPE_MAX_VALUE if they exist..
13773 * tree.h: New prototype for above.
13774 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13775 get_type_bounds calls.
13776 (mpz_set_double_int): Move to double-int.c.
13777 (get_type_bounds): Move to tree.c, rename to
13778 get_static_type_bounds.
13779 (mpz_to_double_int): Move to double-int.c, rename to
13780 mpz_get_double_int.
13782 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13784 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13785 DIV0 exception can fall through to a normal return.
13787 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13789 PR middle-end/22156
13790 Temporarily revert:
13791 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13792 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13793 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13794 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13795 initialize align to silence bogus warning.
13796 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13797 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13799 (struct sra_walk_fns): Remove use_all parameter from use.
13800 (sra_hash_tree): Handle BIT_FIELD_REFs.
13801 (sra_elt_hash): Don't hash bitfld blocks.
13802 (sra_elt_eq): Skip them in parent compares as well. Handle
13804 (sra_walk_expr): Don't maintain or pass down use_all_p.
13805 (scan_use): Remove use_all parameter.
13806 (scalarize_use): Likewise. Re-expand assignment to
13807 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13808 output, and re-scalarize after output. Don't mark anything
13810 (scalarize_ldst): Adjust.
13811 (scalarize_walk_gimple_modify_statement): Likewise.
13812 (build_element_name_1): Handle BIT_FIELD_REFs.
13813 (instantiate_element): Don't warn for any element whose parent
13814 is used as a whole.
13815 (instantiate_missing_elements_1): Return the sra_elt.
13816 (canon_type_for_field): New.
13817 (try_instantiate_multiple_fields): New.
13818 (instantiate_missing_elemnts): Use them.
13819 (mark_no_warning): Removed.
13820 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13821 (REPLDUP, sra_build_elt_assignment): New.
13822 (generate_copy_inout): Use them.
13823 (generate_element_copy): Likewise. Handle bitfld differences.
13824 (generate_element_zero): Don't recurse for blocks. Use
13825 sra_build_elt_assignment.
13826 (generate_one_element_int): Take elt instead of var. Use
13827 sra_build_elt_assignment.
13828 (generate_element_init_1): Adjust.
13829 (scalarize_use, scalarize_copy): Use REPLDUP.
13830 (scalarize_ldst): Move assert before dereference.
13831 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13833 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13836 * tree.c (reconstruct_complex_type): Reconstruct a reference
13838 Also use the same mode for the pointer as the old pointer type.
13840 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13842 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13845 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13847 PR rtl-optimization/31676
13848 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13849 (df_refs_record): Call it.
13851 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13853 * rtl.def (SS_ABS): New code.
13854 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13855 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13856 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13857 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13858 (bfin_init_builtins): Define them.
13859 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13860 (bfin_expand_builtin): ... and handle the others here.
13861 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13862 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13863 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13864 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13865 operand is only HImode.
13867 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13869 * regclass.c (scan_one_insn): Remove splitting of
13872 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13873 Nigel Stephens <nigel@mips.com>
13875 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13877 2007-04-28 Jan Hubicka <jh@suse.cz>
13879 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13880 insn_locators_alloc instead of insn_locators_initialize;
13881 call reset_block_changes.
13882 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13883 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13884 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13885 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13886 * config/score/score.c (th_output_mi_thunk): Likewise.
13887 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13888 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13889 tolerate uninitialized locator info.
13892 * function.c (init_function_start): Don't init line number info.
13893 (expand_function_end): Update.
13894 (reset_block_changes, record_block_change, finalize_block_changes,
13895 check_block_change, free_block_changes): Kill.
13896 * function.h (reset_block_changes, record_block_change,
13897 finalize_block_changes, check_block_change, free_block_changes):
13899 (struct function): Remove ib_boundaries_block.
13900 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13901 Use curr_insn_locator to initialize locator.
13902 (emit_line_note): Remove.
13903 * cfgexpand.c (expand_gimple_cond_expr): Update.
13904 (construct_exit_block): Likewise.
13905 (tree_expand_cfg): Initialize/finalize locators.
13906 * expr.c (expand_expr_real): Update.
13907 * cfglayout.c (line_locators_locs, line_locators_lines,
13908 file_locators_locs, file_locators_files): Remove.
13909 (set_block_levels): Move to cfgexpand.c.
13910 (insn_locators_initialize): Remove.
13911 (pass_insn_locators_initialize): Remove.
13912 (locations_locators_locs, locations_locators_vals): New static vars.
13913 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13915 (insn_locators_alloc, insn_locators_finalize,
13916 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13918 (locator_location): New.
13919 (locator_line, locator_file): Rewrite.
13920 * rtl.h (emit_line_note): Kill.
13921 (insn_locators_alloc, insn_locators_finalize,
13922 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13924 * tree-inline.c (initialize_cfun): Do not initialize
13925 ib_boundaries_block.
13926 * passes.c (pass_insn_locators_initialize): Remove.
13928 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13930 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13931 info. Update last_basic_block correctly.
13933 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13936 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13937 register itself to hold the offset constant. Tell flow the use
13938 of r4 and r5 when they are used.
13940 2007-04-27 Richard Guenther <rguenther@suse.de>
13942 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13943 if we simplified anything.
13944 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13945 warnings until we did a simplification and the stmt was not
13946 marked as TREE_NO_WARNING.
13948 2007-04-27 Mike Stump <mrs@apple.com>
13950 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13952 2007-04-27 Ian Lance Taylor <iant@google.com>
13954 PR middle-end/31710
13955 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13956 TYPE_MAX_VALUE exist, convert them to the new type.
13958 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13960 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13961 if it claims to be available.
13962 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13963 edge is redirected.
13964 (perform_tree_ssa_dce): Always free postdominators.
13966 2007-04-27 Richard Henderson <rth@redhat.com>
13968 * config/alpha/predicates.md (aligned_memory_operand): Mark
13969 as define_special_predicate.
13970 (unaligned_memory_operand, normal_memory_operand): Likewise.
13971 (reg_or_unaligned_mem_operand): Remove.
13972 (any_memory_operand): Match the documentation and check for
13973 non-renumbered pseudos during reload.
13974 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13975 alpha_secondary_reload_class, update to new interface, make static.
13976 Handle CQImode like HImode. Remove FP subreg check.
13977 (alpha_expand_mov): Use replace_equiv_address.
13978 (alpha_expand_mov_nobwx): Use any_memory_operand.
13979 (TARGET_SECONDARY_RELOAD): New.
13980 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13981 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13982 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13983 * config/alpha/alpha.md: ... here.
13984 (RELOAD12, reloadmode): New.
13986 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13987 Don't handle the aligned case here.
13988 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13989 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13990 reload_inhi_help. Don't expect a scratch register.
13991 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13993 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13995 2007-04-27 Richard Guenther <rguenther@suse.de>
13997 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13999 2007-04-27 Richard Guenther <rguenther@suse.de>
14001 PR tree-optimization/30965
14002 PR tree-optimization/30978
14003 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14004 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14005 (find_equivalent_equality_comparison): Likewise.
14006 (simplify_cond): Likewise.
14007 (get_prop_source_stmt): New helper.
14008 (get_prop_dest_stmt): Likewise.
14009 (can_propagate_from): Likewise.
14010 (remove_prop_source_from_use): Likewise.
14011 (combine_cond_expr_cond): Likewise.
14012 (forward_propagate_comparison): New function.
14013 (forward_propagate_into_cond): Rewrite to use fold for
14015 (tree_ssa_forward_propagate_single_use_vars): Call
14016 forward_propagate_comparison to propagate comparisons.
14018 2007-04-27 Richard Guenther <rguenther@suse.de>
14020 PR tree-optimization/31715
14021 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14022 sure to do computation on the offset in an appropriate
14025 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14027 * reload.h (elimination_target_reg_p): Declare.
14028 * reload.c (find_reloads): Don't apply the reg_rtx move
14029 optimization if the SET_DEST satisfies elimination_target_reg_p.
14030 * reload1.c (elimination_target_reg_p): New function.
14031 (gen_reload): In the move/add2 fallback, make sure that op0
14032 does not overlap the destination register.
14034 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14036 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14037 transform only GIMPLE_MODIFY_STMTs.
14038 * tree-complex.c (expand_complex_operations_1): Ditto.
14039 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14040 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14041 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14043 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14044 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14045 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14046 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14047 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14048 slpeel_add_loop_guard): Ditto.
14049 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14050 * lambda-code.c (perfect_nestify): Ditto.
14051 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14052 before the first statement.
14053 * tree-optimize.c (execute_free_datastructures): Fix comments.
14054 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14055 * tree-flow.h (disband_implicit_edges): Declaration removed.
14056 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14058 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14059 COND_EXPRs without gotos.
14060 (disband_implicit_edges, has_label_p): Removed.
14061 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14062 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14064 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14066 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14067 also for COND_EXPRs.
14068 * cfgexpand.c (label_rtx_for_bb): New function.
14069 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14070 Use label_rtx_for_bb to find the labels.
14071 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14072 last block. Detect fallthru edges.
14074 2007-04-26 Ian Lance Taylor <iant@google.com>
14077 * reload.c (find_reloads_subreg_address): If the address was valid
14078 in the original mode but not in the new mode, reload the whole
14081 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14083 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14084 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14085 (cleanup_control_expr_graph): Do not invalidate dominance info.
14086 Record altered blocks.
14087 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14088 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14089 cleanup_tree_cfg_bb): New functions.
14090 (remove_forwarder_block): Do not maintain the worklist of blocks.
14091 Record altered blocks.
14092 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14093 not over whole cfg.
14094 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14095 delete_unreachable_blocks if dominators are not available.
14096 * tree-inline.c (optimize_inline_calls): Free dominance information
14098 * tree-flow.h (remove_edge_and_dominated_blocks,
14099 cfgcleanup_altered_bbs): Altered.
14100 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14102 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14104 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14105 do not invalidate dominators.
14107 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14109 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14110 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14111 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14112 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14114 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14116 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14118 2007-04-26 Richard Guenther <rguenther@suse.de>
14120 PR tree-optimization/31703
14121 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14122 the right type for the target of the bittest.
14124 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14126 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14127 ix86_sol10_return_in_memory.
14129 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14131 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14134 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14137 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14139 PR tree-optimization/30558
14140 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14141 clear this_state.prev_try.
14143 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14144 Mark Mitchell <mark@codesourcery.com>
14146 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14147 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14148 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14150 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14153 * doc/invoke.texi (%:print-asm-header): Document.
14154 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14156 (static_spec_functions): Add print-asm-header.
14157 (main): Print a banner before the --target-help linker options.
14158 (print_asm_header_spec_function): New function.
14160 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14163 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14164 (movsf_ie): Likewise.
14166 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14168 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14170 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14172 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14173 exception for divide-by-zero.
14174 (__umodsi3, __modsi3): Likewise.
14176 2007-04-25 Dirk Mueller <dmueller@suse.de>
14178 * c-typeck.c (build_compound_expr): Annotate warning()
14179 call with OPT_Wunused_value.
14180 * tree-ssa.c (warn_uninit): Annotate warning with
14182 * c-common.c (handle_sentinel_attribute): Annotate warning
14183 call with OPT_Wattributes.
14185 2007-04-25 Thiemo Seufer <ths@mips.com>
14187 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14188 (mips16): Fix typo.
14189 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14190 on to the assembler. Improve handling of -mno-mips16. Add handling
14191 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14192 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14193 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14194 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14196 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14199 * config/i386/winnt.c (i386_pe_file_end): Strip only
14200 USER_LABEL_PREFIX when writing export name.
14202 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14204 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14205 sh/elf.h, vx-common.h and vxworks.h.
14206 * config/sh/sh.h: Include config/vxworks-dummy.h.
14207 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14208 (OVERRIDE_OPTIONS): Use it.
14209 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14210 (vxworks_picreg): New pattern.
14211 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14212 VXWORKS_OS_CPP_BUILTINS.
14213 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14214 to their VXWORKS_* equivalents.
14215 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14216 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14217 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14218 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14219 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14220 -mrtp/-fPIC multilibs.
14221 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14222 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14223 (MULTILIB_OSDIRNAMES): Delete.
14225 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14228 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14230 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14232 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14233 rounding mode to be specified by the caller.
14234 (real_to_mpfr) Likewise.
14235 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14236 include new arguments.
14237 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14239 2007-04-24 Ian Lance Taylor <iant@google.com>
14241 PR tree-optimization/31605
14242 * tree-vrp.c (set_value_range): Check that min and max are not
14243 both overflow infinities.
14244 (set_value_range_to_value): New static function.
14245 (extract_range_from_binary_expr): Call set_value_range_to_value.
14246 (extract_range_from_cond_expr): Likewise.
14247 (extract_range_from_expr): Likewise.
14248 (extract_range_from_unary_expr): Likewise. Don't create a range
14249 which overflows on both sides.
14250 (vrp_meet): Check for a useless range.
14251 (vrp_visit_phi_node): If we see a constant which looks like an
14252 overflow infinity, turn off the TREE_OVERFLOW flag.
14254 2007-04-24 Ian Lance Taylor <iant@google.com>
14256 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14258 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14260 PR diagnostic/25923
14261 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14262 diagnostic message is being built.
14263 * tree-pretty-print.c (dump_generic_node): Only write the
14264 formatted text into BUFFER's stream if we are not building a
14265 diagnostic message.
14266 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14268 * Makefile.in (toplev.o): Depend on tree-pass.h.
14270 2007-04-24 Ian Lance Taylor <iant@google.com>
14272 PR tree-optimization/31602
14273 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14274 conditionals in the copied loop header.
14275 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14276 warnings if TREE_NO_WARNING is set.
14277 * doc/invoke.texi (Warning Options): Clarify that
14278 -Wstrict-overflow does not warn about loops.
14280 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14282 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14283 expand on the comment about _Decimal128 arguments and check the
14284 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14285 that _Decimal128 argument uses even/odd register pair.
14286 (function_arg): Ditto.
14288 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14290 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14291 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14293 2007-04-24 Richard Guenther <rguenther@suse.de>
14294 Olga Golovanevsky <olga@il.ibm.com>
14296 * fold-const.c (multiple_of_p): Check for bottom
14299 2007-04-24 Richard Henderson <rth@redhat.com>
14301 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14302 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14303 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14304 looking for non-zero bits shifted out. Avoid a recursive call
14305 when constructing the scalar.
14306 (__floatundisf): Likewise.
14308 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14310 * dwarf2out.c (field_byte_offset): Move the existing logic
14311 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14312 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14314 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14317 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14318 length argument of 0 for memset.
14319 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14320 unsigned shift instead of the signed variant.
14322 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14324 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14325 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14326 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14327 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14328 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14329 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14330 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14331 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14332 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14333 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14334 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14335 "mul<mode>3", "div<mode>3"): Insn definitions added.
14336 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14337 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14338 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14339 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14340 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14341 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14342 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14343 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14344 TARGET_FLOAT_FORMAT): Macro definitions removed.
14345 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14346 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14347 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14348 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14349 (s390_gen_rtx_const_DI): Function removed.
14350 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14352 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14354 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14355 over an external ffs function.
14357 2007-04-24 Chao-ying Fu <fu@mips.com>
14358 Richard Sandiford <richard@nildram.co.uk>
14360 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14361 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14362 (smadd_widen_optab, umadd_widen_optab): Define.
14363 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14365 * genopinit.c (optabs): Fill in smadd_widen_optab and
14367 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14368 and umadd_widen_optab to implement multiply-add sequences.
14369 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14370 (<u>maddsidi4): ...this. Extend condition to include
14371 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14372 of operand 0 to "ka" and use the three-operand form of madd<u>
14374 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14376 * config/mips/constraints.md (ka): New register constraint.
14378 2007-04-24 Jan Hubicka <j@suse.cz>
14382 2007-04-23 Jan Hubicka <jh@suse.cz>
14383 * function.c (init_function_start): Don't init line number info.
14384 (expand_function_end): Update.
14385 (reset_block_changes, record_block_change, finalize_block_changes,
14386 check_block_change, free_block_changes): Kill.
14387 * function.h (reset_block_changes, record_block_change,
14388 finalize_block_changes, check_block_change, free_block_changes):
14390 (struct function): Remove ib_boundaries_block.
14391 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14392 Use curr_insn_locator to initialize locator.
14393 (emit_line_note): Remove.
14394 * cfgexpand.c (expand_gimple_cond_expr): Update.
14395 (construct_exit_block): Likewise.
14396 (tree_expand_cfg): Initialize/finalize locators.
14397 * expr.c (expand_expr_real): Update.
14398 * cfglayout.c (line_locators_locs, line_locators_lines,
14399 file_locators_locs, file_locators_files): Remove.
14400 (set_block_levels): Move to cfgexpand.c.
14401 (insn_locators_initialize): Remove.
14402 (pass_insn_locators_initialize): Remove.
14403 (locations_locators_locs, locations_locators_vals): New static vars.
14404 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14406 (insn_locators_alloc, insn_locators_finalize,
14407 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14409 (locator_location): New.
14410 (locator_line, locator_file): Rewrite.
14411 * rtl.h (emit_line_note): Kill.
14412 (insn_locators_alloc, insn_locators_finalize,
14413 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14415 * tree-inline.c (initialize_cfun): Do not initialize
14416 ib_boundaries_block.
14417 * passes.c (pass_insn_locators_initialize): Remove.
14419 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14421 * doc/invoke.texi: Removed leading '-' from option index entries.
14423 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14425 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14427 (create_phi_node): Use set_phi_nodes.
14428 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14429 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14430 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14431 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14432 (bsi_start, bsi_last): Use bb_stmt_list.
14433 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14434 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14435 Traverse the statements using tsi iterator.
14436 * basic-block.h (struct basic_block_def): Fields stmt_list
14437 and phi_nodes moved to ...
14438 (struct tree_bb_info): ... new structure.
14439 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14440 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14441 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14442 (tree_verify_flow_info): Verify that il.tree is not set for
14443 entry and exit block.
14444 (tree_split_block): Use set_bb_stmt_list.
14446 2007-04-23 Mike Stump <mrs@apple.com>
14448 * config/i386/i386.c (ix86_tune_features
14449 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14452 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14454 * config/i386/i386.md (prefix_extra): New attribute.
14455 (length): Add prefix_extra.
14457 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14458 (sse2_movntv2di): Likewise.
14459 (sse2_cvtps2dq): Likewise.
14460 (sse2_cvtpd2pi): Likewise.
14461 (sse2_cvttpd2pi): Likewise.
14462 (*sse2_cvtpd2ps): Likewise.
14463 (*add<mode>3): Likewise.
14464 (sse2_ssadd<mode>3): Likewise.
14465 (sse2_usadd<mode>3): Likewise.
14466 (*sub<mode>3): Likewise.
14467 (sse2_sssub<mode>3): Likewise.
14468 (sse2_ussub<mode>3): Likewise.
14469 (*mulv8hi3): Likewise.
14470 (*smulv8hi3_highpart): Likewise.
14471 (*umulv8hi3_highpart): Likewise.
14472 (sse2_umulv2siv2di3): Likewise.
14473 (sse2_pmaddwd): Likewise.
14474 (ashr<mode>3): Likewise.
14475 (lshr<mode>3): Likewise.
14476 (ashl<mode>3): Likewise.
14477 (sse2_ashlti3): Likewise.
14478 (sse2_lshrti3): Likewise.
14479 (*umaxv16qi3): Likewise.
14480 (*smaxv8hi3): Likewise.
14481 (*uminv16qi3): Likewise.
14482 (*sminv8hi3): Likewise.
14483 (sse2_eq<mode>3): Likewise.
14484 (sse2_gt<mode>3): Likewise.
14485 (*and<mode>3): Likewise.
14486 (sse2_nand<mode>3): Likewise.
14487 (*ior<mode>3): Likewise.
14488 (*xor<mode>3): Likewise.
14489 (sse2_packsswb): Likewise.
14490 (sse2_packssdw): Likewise.
14491 (sse2_packuswb): Likewise.
14492 (sse2_punpckhbw): Likewise.
14493 (sse2_punpcklbw): Likewise.
14494 (sse2_punpckhwd): Likewise.
14495 (sse2_punpcklwd): Likewise.
14496 (sse2_punpckhdq): Likewise.
14497 (sse2_punpckldq): Likewise.
14498 (sse2_punpckhqdq): Likewise.
14499 (sse2_punpcklqdq): Likewise.
14500 (*sse2_pinsrw): Likewise.
14501 (*sse2_pextrw): Likewise.
14502 (sse2_pshufd_1): Likewise.
14503 (sse2_uavgv16qi3): Likewise.
14504 (sse2_uavgv8hi3): Likewise.
14505 (sse2_psadbw): Likewise.
14506 (sse2_pmovmskb): Likewise.
14507 (*sse2_maskmovdqu): Likewise.
14508 (*sse2_maskmovdqu_rex64): Likewise.
14509 (sse4a_extrqi): Likewise.
14510 (sse4a_extrq): Likewise.
14511 (sse3_lddqu): Set prefix_rep.
14512 (sse3_addsubv4sf3): Likewise.
14513 (sse3_haddv4sf3): Likewise.
14514 (sse3_hsubv4sf3): Likewise.
14515 (sse_cvtss2si): Likewise.
14516 (sse_cvtss2si_2): Likewise.
14517 (sse_cvtss2siq): Likewise.
14518 (sse_cvtss2siq_2): Likewise.
14519 (sse_cvttss2si): Likewise.
14520 (sse_cvttss2siq): Likewise.
14521 (sse2_cvttps2dq): Likewise.
14522 (sse3_movshdup): Likewise.
14523 (sse3_movsldup): Likewise.
14524 (sse2_cvtsd2si): Likewise.
14525 (sse2_cvtsd2si_2): Likewise.
14526 (sse2_cvtsd2siq): Likewise.
14527 (sse2_cvtsd2siq_2): Likewise.
14528 (sse2_cvttsd2si): Likewise.
14529 (sse2_cvttsd2siq): Likewise.
14530 (*sse2_cvtpd2dq): Likewise.
14531 (*sse2_cvttpd2dq): Likewise.
14532 (sse2_pshuflw_1): Likewise.
14533 (sse2_pshufhw_1): Likewise.
14534 (sse4a_insertqi): Likewise.
14535 (sse4a_insertq): Likewise.
14536 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14537 (ssse3_phadddv4si3): Likewise.
14538 (ssse3_phaddswv8hi3): Likewise.
14539 (ssse3_phsubwv8hi3): Likewise.
14540 (ssse3_phsubdv4si3): Likewise.
14541 (ssse3_phsubswv8hi3): Likewise.
14542 (ssse3_pmaddubswv8hi3): Likewise.
14543 (ssse3_pmulhrswv8hi3): Likewise.
14544 (ssse3_pshufbv16qi3): Likewise.
14545 (ssse3_psign<mode>3): Likewise.
14546 (ssse3_palignrti): Likewise.
14547 (abs<mode>2): Likewise.
14548 (ssse3_phaddwv4hi3): Set prefix_extra.
14549 (ssse3_phadddv2si3): Likewise.
14550 (ssse3_phaddswv4hi3): Likewise.
14551 (ssse3_phsubwv4hi3): Likewise.
14552 (ssse3_phsubdv2si3): Likewise.
14553 (ssse3_phsubswv4hi3): Likewise.
14554 (ssse3_pmaddubswv4hi3): Likewise.
14555 (ssse3_pmulhrswv4hi3): Likewise.
14556 (ssse3_pshufbv8qi3): Likewise.
14557 (ssse3_psign<mode>3): Likewise.
14558 (ssse3_palignrdi): Likewise.
14559 (abs<mode>2): Likewise.
14560 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14561 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14562 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14564 2007-04-23 Nick Clifton <nickc@redhat.com>
14566 * params.def: Fix formatting of emacs local variables.
14568 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14570 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14571 move if inter-unit move isn't allowed.
14572 Don't split moving the first element of V2DI to DI to inter-unit
14573 move if inter-unit move isn't allowed.
14575 2007-04-23 Richard Guenther <rguenther@suse.de>
14577 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14578 and CDI_POST_DOMINATORS separately.
14580 2007-04-23 Nick Clifton <nickc@redhat.com>
14582 * c.opt (Wformat-contains-nul): Add warning attribute.
14584 2007-04-23 Jan Hubicka <jh@suse.cz>
14586 * function.c (init_function_start): Don't init line number info.
14587 (expand_function_end): Update.
14588 (reset_block_changes, record_block_change, finalize_block_changes,
14589 check_block_change, free_block_changes): Kill.
14590 * function.h (reset_block_changes, record_block_change,
14591 finalize_block_changes, check_block_change, free_block_changes):
14593 (struct function): Remove ib_boundaries_block.
14594 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14595 Use curr_insn_locator to initialize locator.
14596 (emit_line_note): Remove.
14597 * cfgexpand.c (expand_gimple_cond_expr): Update.
14598 (construct_exit_block): Likewise.
14599 (tree_expand_cfg): Initialize/finalize locators.
14600 * expr.c (expand_expr_real): Update.
14601 * cfglayout.c (line_locators_locs, line_locators_lines,
14602 file_locators_locs, file_locators_files): Remove.
14603 (set_block_levels): Move to cfgexpand.c.
14604 (insn_locators_initialize): Remove.
14605 (pass_insn_locators_initialize): Remove.
14606 (locations_locators_locs, locations_locators_vals): New static vars.
14607 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14609 (insn_locators_alloc, insn_locators_finalize,
14610 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14612 (locator_location): New.
14613 (locator_line, locator_file): Rewrite.
14614 * rtl.h (emit_line_note): Kill.
14615 (insn_locators_alloc, insn_locators_finalize,
14616 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14618 * tree-inline.c (initialize_cfun): Do not initialize
14619 ib_boundaries_block.
14620 * passes.c (pass_insn_locators_initialize): Remove.
14622 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14624 PR middle-end/31448
14625 * expr.c (reduce_to_bit_field_precision): Handle
14628 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14630 PR tree-optimization/24659
14631 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14632 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14633 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14634 * genopinit.c (optabs): Rename vec_pack_mod_optab
14635 to vec_pack_trunc_optab.
14636 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14637 early for scalar floating point operands for NOP_EXPR.
14638 (vectorizable_type_promotion): Ditto.
14639 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14640 vec_pack_trunc_optab.
14641 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14643 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14644 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14645 Rename from VEC_PACK_MOD_EXPR.
14646 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14647 * expr.c (expand_expr_real_1): Ditto.
14648 * tree-inline.c (estimate_num_insns_1): Ditto.
14649 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14651 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14652 (vec_unpacks_lo_v4sf): Ditto.
14653 (vec_pack_trunc_v2df): Ditto.
14654 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14655 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14656 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14658 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14660 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14662 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14663 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14664 packing of floating point operands.
14665 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14666 represent unpacking of floating point operands.
14667 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14668 [vec_unpacks_hi]: Ditto.
14669 [vec_unpacks_lo]: Ditto.
14671 2007-04-22 Jan Hubicka <jh@suse.cz>
14673 * final.c (rest_of_handle_final): Call
14674 targetm.asm_out.constructor/targetm.asm_out.destructor
14675 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14676 proper priority via decl_*_priority_insert.
14677 * c-common.c (c_expand_body): Likewise.
14679 2007-04-22 Richard Guenther <rguenther@suse.de>
14681 PR tree-optimization/29789
14682 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14683 (rewrite_reciprocal): New helper split out from
14684 determine_invariantness_stmt.
14685 (rewrite_bittest): Likewise.
14686 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14687 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14690 2007-04-22 Revital Eres <eres@il.ibm.com>
14692 * loop-unroll.c (var_to_expand): New field to support also
14693 insns of the form x = something + x.
14694 (analyze_insn_to_expand_var): Use it.
14695 (expand_var_during_unrolling): Likewise.
14697 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14699 * predict.c: Include pointer-set.h.
14700 (bb_predictions): New variable.
14701 (tree_predicted_by_p, tree_predict_edge,
14702 remove_predictions_associated_with_edge): Use bb_predictions map
14703 instead of bb->predictions.
14704 (clear_bb_predictions, assert_is_empty): New functions.
14705 (combine_predictions_for_bb): Use bb_predictions map. Call
14706 clear_bb_predictions.
14707 (tree_estimate_probability): Create and free bb_predictions map.
14708 * Makefile.in (predict.o): Add pointer-set.h dependency.
14709 * basic-block.h (struct basic_block_def): Remove predictions
14711 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14713 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14716 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14719 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14721 * timevar.c (timevar_print): Change reference of --disable-checking to
14722 --enable-checking=release. Also warn if assert checking is disabled.
14724 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14727 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14728 decl as addressable if the compound literal was marked as
14730 Mark the decl as a gimple register if it is a complex or
14731 vector decl and does not live in memory.
14733 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14735 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14736 (GENERIC_NEXT): New function macro.
14737 (PHI_CHAIN): Use phi_node's new chain variable.
14738 (tree_phi_node): Change tree_common to tree_base
14739 and add the chain field.
14740 * tree-phinodes.c (make_phi_node): Don't set
14741 TREE_TYPE on the new node.
14742 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14743 instead of checking GIMPLE_TUPLE_P in chain_next.
14744 * tree-vect-transform.c
14745 (get_initial_def_for_induction): Look at
14746 PHI_RESULT_TREE for the type of the phi node.
14747 (update_vuses_to_preheader): Use PHI_CHAIN
14748 instead of TREE_CHAIN on the phi node.
14749 * tree-ssa-structalias.c (compute_points_to_sets):
14751 (ipa_pta_execute): Likewise.
14753 2007-04-21 Richard Guenther <rguenther@suse.de>
14755 PR middle-end/31136
14756 * fold-const.c (fold_unary): Call fold_convert_const on the
14759 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14761 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14762 (store_killed_in_pat): New.
14764 2007-04-20 Richard Henderson <rth@redhat.com>
14767 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14768 TREE_LIST with a void_type_node value, not void_list_node exactly.
14770 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14772 * doc/standards.texi: Re-arrange into language-specific
14773 subsections. Add a C++ section, documenting which standards we
14776 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14778 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14779 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14781 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14783 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14784 ecrti.o and crtbegin.o.
14785 (LIB_DEFAULT_SPEC): Include -lc.
14786 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14788 2007-04-20 Richard Henderson <rth@redhat.com>
14791 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14792 argument; update all callers.
14793 (get_unaligned_offset): New.
14794 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14795 get_unaligned_address, just pass on the address directly.
14796 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14797 the subreg in the helper patterns.
14798 (unaligned_extendqidi_le): Use get_unaligned_offset.
14799 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14800 (unaligned_extendhidi_be): Likewise.
14801 (unaligned_extendhidi): Tidy.
14802 * config/alpha/alpha-protos.h: Update.
14804 2007-04-20 Richard Henderson <rth@redhat.com>
14806 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14807 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14808 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14809 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14810 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14811 (CPP_SPEC): Don't include %(cpp_subtarget).
14812 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14813 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14814 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14816 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14818 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14819 for __builtin_ia32_cmpordss.
14821 PR tree-optimization/31632
14822 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14823 and arg1 for optimizations of comparison against min/max values.
14824 Fold arg0 to arg1's type for optimizations of comparison against
14825 min+1 and max-1 values.
14827 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14829 * reload.c (combine_reloads): When trying to use a dying register,
14830 check whether it's uninitialized and don't use if so.
14832 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14834 * fold-const.c: Remove prototypes for native_encode_expr and
14835 native_interpret_expr.
14836 (native_encode_expr): Make non-static.
14837 (native_interpret_expr): Likewise.
14838 * tree.h: Add prototypes for the above.
14840 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14842 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14843 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14844 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14845 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14846 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14847 Add length attributes.
14849 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14851 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14854 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14855 __STDC_WANT_DEC_FP__.
14857 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14859 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14860 for long double compatibility.
14861 * configure: Regenerate.
14863 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14865 PR rtl-optimization/29841
14866 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14868 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14869 that may cause control flow transfer from being moved.
14871 2007-04-18 Jan Hubicka <jh@suse.cz>
14873 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14876 2007-04-18 Eric Christopher <echristo@apple.com>
14878 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14879 only. Update operands.
14880 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14881 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14882 link register to pic register.
14884 2007-04-18 Dirk Mueller <dmueller@suse.de>
14886 PR diagnostic/31227
14887 * tree-vrp.c (search_for_addr_array): New.
14888 (check_array_bounds): Suppress warning about
14889 address taken of array refs if its not de-referenced.
14891 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14893 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14894 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14896 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14897 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14898 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14900 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14902 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14904 (vect_analyze_scalar_cycles): Fix indentation.
14905 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14906 (vect_mark_relevant): Include phis in relevance analysis.
14908 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14910 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14912 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14913 output_operand_lossage().
14915 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14917 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14918 the unused code for reduction without adjust-in-epilog to simplify the
14921 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14923 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14924 (S390_TDC_NEGATIVE_ZERO): New constant.
14925 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14926 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14927 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14928 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14929 (S390_TDC_POSITIVE_INFINITY): New constant.
14930 (S390_TDC_NEGATIVE_INFINITY): New constant.
14931 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14932 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14933 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14934 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14935 (S390_TDC_INFINITY): New constant.
14936 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14937 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14938 optimization for UNSPEC_CCZ_TO_INT.
14939 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14940 ("*ccz_to_int"): New insn.
14941 ("isinf<mode>2"): New insn.
14942 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14943 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14944 (UNSPEC_CCZ_TO_INT): New constant.
14946 2007-04-18 Richard Guenther <rguenther@suse.de>
14948 PR tree-optimization/19431
14949 PR tree-optimization/21463
14950 * tree-pass.h (pass_phiprop): Declare.
14951 * passes.c (init_optimization_passes): New phiprop pass.
14952 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14953 (phivn_valid_p): New helper function.
14954 (phiprop_insert_phi): Likewise.
14955 (propagate_with_phi): Likewise.
14956 (tree_ssa_phiprop): New propagator propagating loads
14957 through phi nodes if profitable.
14959 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14961 * tree-vect-analyze.c (process_use): New function.
14962 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14963 Check phis in all bbs.
14964 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14967 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14969 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14972 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14975 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14978 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14980 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14982 (sse_vmmulv4sf3): Likewise.
14983 (sse2_vmaddv2df3): Likewise.
14984 (sse2_vmmulv2df3): Likewise.
14986 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14988 PR rtl-optimization/31360
14989 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14990 (target_reg_cost): New.
14991 (init_set_costs): Initialize target_reg_cost. Add comments
14992 regarding the rationale of the costs.
14993 (global_cost_for_size): Renamed to...
14994 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14995 of register pressure.
14996 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14997 estimate_reg_pressure_cost. Add number of ivs.
14998 (determine_set_costs): Dump target_reg_cost.
14999 * loop-invariant.c (gain_for_invariant): Use
15000 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15001 (best_gain_for_invariant, find_invariants_to_move): Remove
15003 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15004 (target_reg_cost): Declare.
15005 (global_cost_for_size): Declaration removed.
15006 (estimate_reg_pressure_cost): Declare.
15008 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15010 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15011 regnos into even/odd register pairs.
15012 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15013 TDmode similar to the other floating point modes.
15014 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15015 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15017 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15018 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15019 (movdd_hardfloat64): Use TARGET_MFPGPR.
15021 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15023 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15026 2005-01-05 Richard Henderson <rth@redhat.com>
15028 * reload1.c (do_input_reload): Restrict the optimization deleteing
15029 a previous output reload to RELOAD_FOR_INPUT.
15031 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15033 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15034 induc_vec_info_type.
15035 (vectorizable_induction): New function declaration.
15036 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15037 check if already vectorized. Find first place in BB where new stmts
15038 can be inserted. Takes only one argument.
15039 (vectorizable_induction): New function.
15040 (vect_transform_stmt): Add case for induc_vec_info_type to call
15041 vectorizable_induction.
15042 (vect_transform_loop): Consider phis for vectorization.
15043 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15045 (analyze_operations): Call vectorizable_induction when analyzing phis.
15047 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15048 (vect_mark_relevant): Include phis in relevance analysis.
15049 (vect_mark_stmts_to_be_vectorize): Likewise.
15050 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15052 2007-04-16 Lawrence Crowl <crowl@google.com>
15054 * doc/invoke.texi (Debugging Options): Add documentation for the
15055 -femit-struct-debug options -femit-struct-debug-baseonly,
15056 -femit-struct-debug-reduced, and
15057 -femit-struct-debug-detailed[=...].
15059 * c-opts.c (c_common_handle_option): Add
15060 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15061 and OPT_femit_struct_debug_detailed_.
15062 * c.opt: Add specifications for
15063 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15064 and -femit-struct-debug-detailed[=...].
15065 * opts.c (set_struct_debug_option): Parse the
15066 -femit-struct-debug-... options.
15067 * opts.c (matches_main_base, main_input_basename,
15068 main_input_baselength, base_of_path, matches_main_base): Add
15069 variables and functions to compare header base name to compilation
15071 * opts.c (should_emit_struct_debug): Add to determine to emit a
15072 structure based on the option.
15073 (dump_struct_debug) Also disabled function to debug this
15075 * opts.c (handle_options): Save the base name of the
15078 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15079 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15080 This hook indicates if a type is generic. Set it by default
15081 to "never generic".
15082 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15083 to determine if a struct type is generic or not.
15084 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15085 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15086 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15087 with live C++ hook.
15089 * flags.h (enum debug_info_usage): Add an enumeration to describe
15090 a program's use of a structure type.
15091 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15092 to indicate the program's usage of the type. Filter structs based
15093 on the -femit-struct-debug-... specification.
15094 (gen_type_die): Split into two routines, gen_type_die and
15095 gen_type_die_with_usage. gen_type_die is now a wrapper
15096 that assumes direct usage.
15097 (gen_type_die_with_usage): Replace calls to gen_type_die
15098 with gen_type_die_with_usage adding the program usage of
15099 the referenced type.
15100 (dwarf2out_imported_module_or_decl): Suppress struct debug
15101 information using should_emit_struct_debug when appropriate.
15103 2007-04-16 Ian Lance Taylor <iant@google.com>
15105 PR tree-optimization/31522
15106 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15107 (vrp_initialize): Allocate vr_phi_edge_counts.
15108 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15109 executable edge. Drop test for all constants.
15110 (vrp_finalize): Free vrp_phi_edge_counts.
15112 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15113 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15115 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15116 predecessors at head rather than tail.
15118 2007-04-16 Matthias Klose <doko@debian.org>
15120 * config/alpha/linux.h (CPP_SPEC): Define.
15121 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15123 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15125 * function.h: Remove sequence_stack extern declaration.
15127 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15129 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15131 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15134 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15136 * config/avr/avr.c (avr_arch_types): Rearranging array.
15137 (enum avr_arch): Add.
15138 (avr_mcu_types): Use avr_arch enumeration constants instead of
15140 * config/avr/avr.h (LINK_SPEC): Simplify.
15142 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15144 * config/m68k/m68k.c (m68k_libcall_value,
15145 m68k_function_value): Use macros for register names more.
15147 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15149 (M68K_REGNAME): Use A6_REG.
15150 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15152 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15154 PR middle-end/28071
15155 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15156 'pending_read_list_length' and 'pending_write_list_length'. Update
15158 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15159 to handle two length counters instead of one. Update all uses.
15160 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15161 two length counters instead of one.
15162 * sched-rgn.c (propagate_deps): Update to handle two length counters
15165 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15168 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15169 copy of source, pass it to ix86_expand_vector_set and return
15172 2007-04-16 David Ung <davidu@mips.com>
15173 Joseph Myers <joseph@codesourcery.com>
15175 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15176 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15177 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15178 Add 74K processor information.
15179 * config/mips/mips.md: Include 74k.md.
15180 (cpu): Add 74kc,74kf,74kx.
15181 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15182 * config/mips/74k.md: New.
15183 * doc/invoke.texi (MIPS Options): Document 74K support.
15185 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15187 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15188 vectorizable_* functions.
15189 * tree-vect-transform.c (vectorizable_call): Add check for
15190 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15191 (vectorizable_store): likewise.
15192 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15194 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15195 (vectorizable_type_promotion, vectorizable_load): Likewise.
15196 (vectorizable_live_operation, vectorizable_condition): Likewise.
15197 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15199 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15201 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15203 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15204 register numbers more.
15205 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15206 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15207 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15208 FUNCTION_VALUE_REGNO_P): Likewise.
15209 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15210 STATIC_CHAIN_REGNUM): Likewise.
15211 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15212 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15213 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15214 * config/m68k/m68k.md (FP_REG): New.
15216 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15218 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15221 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15223 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15224 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15227 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15229 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15232 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15235 * c-decl.c (finish_decl): Grab the type of the decl after the call
15236 to store_init_value.
15238 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15240 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15242 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15245 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15246 dominators, post dominators and cleanup cfg before returning.
15248 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15250 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15251 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15253 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15255 * config.gcc: Recognize fido.
15256 * config/m68k/m68k-devices.def (fidoa): New.
15257 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15259 (FL_FIDOA, TARGET_FIDOA): New.
15260 * config/m68k/m68k.opt (mfidoa): New.
15262 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15264 PR middle-end/31322
15265 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15266 when a personality function is used.
15268 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15270 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15272 2007-04-13 Mike Stump <mrs@apple.com>
15274 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15276 * config/darwin.opt (fapple-kext): Make C++ only.
15277 * config/darwin.c (darwin_override_options): Remove code to ensure
15278 -fapple-kext is given for C++ only.
15280 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15282 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15283 * config/mips/mips.c (override_options): Call
15284 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15286 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15288 * config/i386/i386.opt (msvr3-shlib): Removed.
15290 * doc/invoke.texi: Remove -msvr3-shlib.
15292 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15294 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15295 with "popcnt" instruction.
15297 2007-04-13 Richard Guenther <rguenther@suse.de>
15299 PR tree-optimization/21258
15300 * tree-vrp.c (compare_case_labels): New helper.
15301 (find_switch_asserts): New function.
15302 (find_assert_locations): Call it for SWITCH_EXPRs.
15304 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15306 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15307 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15308 check is now implied in X87_FLOAT_MODE_P.
15309 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15310 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15311 (fix_trunc<mode>_i386_fisttp): Ditto.
15312 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15313 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15314 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15315 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15316 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15317 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15318 (unnamed_splitters): Ditto.
15319 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15320 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15321 FIRST_SSE_REG for local functions when SSE math is enabled or
15322 for functions with sseregparm attribute.
15323 (standard_80387_constant_p): Return -1 if mode is not
15325 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15326 (ix86_expand_compare): Ditto.
15327 (ix86_expand_carry_flag_compare): Ditto.
15328 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15329 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15330 DECIMAL_FLOAT_MODE_P.
15331 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15332 of SCALAR_FLOAT_MODE_P.
15333 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15334 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15335 checks before FLOAT_MODE_P.
15336 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15337 before FLOAT_MODE_P.
15342 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15344 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15345 Charles Wilson <libtool@cwilson.fastmail.fm>
15347 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15348 (libgcc.mvars): Don't depend on them.
15349 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15350 * exec-tool.in: New.
15352 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15354 * doc/invoke.text (--help): Document --help=common.
15356 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15358 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15360 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15362 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15363 * genemit.c (main): Emit #include "integrate.h".
15364 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15365 (LOADGP_RTP): New mips_loadgp_style.
15366 * config/mips/mips.h: Include config/vxworks-dummy.h.
15367 (TARGET_RTP_PIC): New macro.
15368 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15369 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15370 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15371 for TARGET_RTP_PIC.
15372 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15373 -mvxworks-pic when using -mrtp and a PIC option.
15374 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15376 (mips_symbolic_constant_p, mips_symbolic_address_p)
15377 (mips_symbol_insns): Handle SYMBOL_HALF.
15378 (override_options): Warn about -G and -mrtp being used together.
15379 Initialize mips_lo_relocs[SYMBOL_HALF].
15380 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15381 (mips_emit_loadgp): Handle LOADGP_RTP.
15382 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15383 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15384 (tablejump): Handle function-relative case table entries if
15386 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15388 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15390 * config/mips/mips.md (load_call<mode>): Allow any general register.
15392 (sibcall_value_internal, sibcall_value_multiple_internal)
15393 (call_value_internal, call_value_split, call_value_multiple_internal)
15394 (call_value_multiple_split): Remove constraints from operand 0.
15396 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15398 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15399 rather than loadgp_noshared.
15400 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15401 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15403 * config/mips/mips.md (loadgp): Rename to...
15404 (loadgp_newabi): ...this.
15405 (loadgp_noshared): Rename to...
15406 (loadgp_absolute): ...this.
15408 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15410 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15411 false for locally-binding symbols.
15412 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15414 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15416 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15417 (SYMBOL_GOT_PAGE_OFST): ...this.
15418 (SYMBOL_GOT_GLOBAL): Rename to...
15419 (SYMBOL_GOT_DISP): ...this.
15420 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15421 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15422 * config/mips/mips.c (mips_global_symbol_p): New function.
15423 (mips_symbol_binds_local_p): Likewise.
15424 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15425 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15426 mips_global_symbol_p and mips_symbol_binds_local_p.
15427 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15428 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15429 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15430 SYMBOL_GOTOFF_DISP.
15431 (mips_ok_for_lazy_binding_p): New function.
15432 (mips_load_call_address, mips_expand_call): Use it.
15433 (mips_dangerous_for_la25_p): Likewise.
15434 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15435 (*got_disp<mode>): Use got_disp_operand instead of
15436 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15437 SYMBOL_GOTOFF_GLOBAL.
15438 (*got_page<mode>): Use got_page_ofst_operand instead of
15440 * config/mips/predicates.md (const_call_insn_operand): Use
15441 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15442 (global_got_operand): Rename to...
15443 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15445 (local_got_operand): Rename to...
15446 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15447 of SYMBOL_GOT_LOCAL.
15449 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15451 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15452 TARGET_CALL_CLOBBERED_GP.
15453 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15454 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15455 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15456 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15457 of TARGET_ABICALLS && !TARGET_NEWABI.
15458 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15459 * config/mips/mips.c (mips_load_call_address): Check
15460 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15461 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15462 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15463 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15464 TARGET_ABICALLS && TARGET_NEWABI.
15465 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15467 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15468 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15469 TARGET_ABICALLS && TARGET_NEWABI.
15470 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15471 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15472 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15473 whether indirect calls must use $25.
15474 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15476 * config/mips/mips.md (jal_macro): Check flag_pic and
15477 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15478 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15479 instead of TARGET_ABICALLS.
15480 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15481 TARGET_ABICALLS && TARGET_OLDABI.
15482 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15483 (sibcall): In the comment above the define_insn, mention
15484 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15485 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15486 instead of TARGET_ABICALLS.
15488 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15490 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15491 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15492 (MACFLAGS_MATCH_P): New macro.
15493 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15494 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15495 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15496 the other MACFLAG constants.
15497 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15498 (flag_machi): Tighten constraints. Renumber some of the operands.
15499 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15501 (flag_machi_parts_acconly): New pattern.
15502 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15504 (flag_macinit1hi): Tighten constraints.
15505 (flag_mul_macv2hi_parts_acconly): New pattern.
15507 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15508 Use a more efficient implementation.
15509 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15510 inline sequences when not optimizing for size.
15512 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15513 movhi_high2low): Delete, merge functionality into...
15514 (packv2hi): ... this pattern.
15516 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15517 * config/bfin/bfin.opt (msim): New option.
15518 (mcpu=): New option.
15519 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15520 (bfin_cpu_t): Typedef of enum bfin_cpu.
15521 (bfin_cpu_type): New declaration.
15522 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15523 -msim and -mcpu= options.
15524 (LIB_SPEC): Likewise.
15525 * config/bfin/bfin.c (bfin_cpu_type): Define.
15526 (bfin_handle_option): Handle -mcpu= option.
15527 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15528 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15529 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15531 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15533 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15534 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15535 (powerpc-wrs-vxworksae): Use ${tm_file}.
15536 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15537 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15538 * config/i386/vx-common.h: New file.
15540 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15542 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15545 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15547 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15550 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15554 * c-common.c (c_build_qualified_type): Set canonical type
15557 2007-04-12 Richard Guenther <rguenther@suse.de>
15559 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15560 lower bound and element size if lower bound is not zero
15561 or either of the ARRAY_REF operands is set.
15563 2007-04-12 Richard Guenther <rguenther@suse.de>
15565 PR tree-optimization/24689
15566 PR tree-optimization/31307
15567 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15569 * gimplify.c (canonicalize_addr_expr): To be consistent with
15570 gimplify_compound_lval only set operands two and three of
15571 ARRAY_REFs if they are not gimple_min_invariant. This makes
15572 it never at this place.
15573 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15575 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15577 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15578 null before emitting a .nsubspa directive.
15580 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15582 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15583 need_to_partition_p if there are no memory statements in the
15586 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15588 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15589 (gcd_of_steps_may_divide_p): New function.
15590 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15592 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15594 * reload.c (find_reloads_toplev, find_reloads_address,
15595 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15596 not a pointer equality test, to decide if we need to call
15597 push_reg_equiv_alt_mem.
15599 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15601 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15602 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15604 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15606 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15608 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15609 vector to be positive.
15611 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15615 * doc/invoke.texi: Document --params max-aliased-vops and
15617 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15618 debug_memory_partitions): Move to tree-flow.h
15619 * params.h (AVG_ALIASED_VOPS): Define.
15620 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15622 (mp_info_t): Likewise.
15623 (get_mem_sym_stats_for): New.
15624 (set_memory_partition): Move from tree-flow-inline.h.
15625 (mark_non_addressable): Only clear the set of symbols for the
15626 partition if it exists.
15627 (dump_memory_partitions): Move from tree-ssa-operands.c
15628 (debug_memory_partitions): Likewise.
15629 (need_to_partition_p): New.
15630 (dump_mem_ref_stats): New.
15631 (debug_mem_ref_stats): New.
15632 (dump_mem_sym_stats): New.
15633 (debug_mem_sym_stats): New.
15634 (update_mem_sym_stats_from_stmt): New.
15635 (compare_mp_info_entries): New.
15636 (mp_info_cmp): Call it.
15637 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15639 (get_mpt_for): Move from tree-ssa-operands.c.
15640 (find_partition_for): New.
15641 (create_partition_for): Remove.
15642 (estimate_vop_reduction): New.
15643 (update_reference_counts): New.
15644 (build_mp_info): New.
15645 (compute_memory_partitions): Refactor.
15646 Document new heuristic.
15647 Call build_mp_info, update_reference_counts,
15648 find_partition_for and estimate_vop_reduction.
15649 (compute_may_aliases): Populate virtual operands before
15650 calling debugging dumps.
15651 (delete_mem_sym_stats): New.
15652 (delete_mem_ref_stats): New.
15653 (init_mem_ref_stats): New.
15654 (init_alias_info): Call it.
15655 (maybe_create_global_var): Remove alias_info argument.
15656 Get number of call sites and number of pure/const call sites
15657 from gimple_mem_ref_stats().
15658 (dump_alias_info): Call dump_memory_partitions first.
15659 (dump_points_to_info_for): Show how many times a pointer has
15661 * opts.c (decode_options): For -O2 set --param
15662 max-aliased-vops to 500.
15663 For -O3 set --param max-aliased-vops to 1000 and --param
15664 avg-aliased-vops to 3.
15665 * fortran/options.c (gfc_init_options): Remove assignment to
15667 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15668 * tree-dfa.c (dump_variable): Dump memory reference
15670 Dump NO_ALIAS* settings.
15671 (referenced_var_lookup): Tidy.
15672 (mem_sym_stats): New.
15673 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15674 and ORIG are different SSA names for a memory partition.
15675 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15676 * tree-flow.h (struct mem_sym_stats_d): Define.
15677 (mem_sym_stats_t): Define.
15678 (struct mem_ref_stats_d): Define.
15679 (struct gimple_df): Add field mem_ref_stats.
15680 (enum noalias_state): Define.
15681 (struct var_ann_d): Add bitfield noalias_state.
15682 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15683 debug_mem_ref_stats, debug_memory_partitions,
15684 debug_mem_sym_stats): Declare.
15685 * tree-ssa-structalias.c (update_alias_info): Update call
15686 sites, pure/const call sites and asm sites in structure
15687 returned by gimple_mem_ref_stats.
15688 Remove local variable IS_POTENTIAL_DEREF.
15689 Increase NUM_DEREFS if the memory expression is a potential
15691 Call update_mem_sym_stats_from_stmt.
15692 If the memory references memory, call
15693 update_mem_sym_stats_from_stmt for all the direct memory
15694 symbol references found.
15695 (intra_create_variable_infos): Set noalias_state field for
15696 pointer arguments according to the value of
15697 flag_argument_noalias.
15698 * tree-ssa-structalias.h (struct alias_info): Remove fields
15699 num_calls_found and num_pure_const_calls_found.
15700 (update_mem_sym_stats_from_stmt): Declare.
15701 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15702 Set default value to 100.
15703 (PARAM_AVG_ALIASED_VOPS): Define.
15705 2007-04-11 Richard Guenther <rguenther@suse.de>
15707 PR middle-end/31530
15708 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15709 a * -b + c as c - a * b if we honor sign dependent rounding.
15711 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15713 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15714 bfin_expand_strmov.
15715 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15716 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15718 (initialize_trampoline): Don't use old-style function definition.
15719 (bfin_secondary_reload): Mark IN_P argument as unused.
15721 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15723 PR tree-optimization/31343
15724 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15725 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15726 * testsuite/gcc.dg/vect/pr31343.c: New.
15728 2007-04-10 Eric Christopher <echristo@apple.com>
15730 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15731 * config/i386/i386.md (*cmpfp0): Use.
15732 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15733 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15734 (fix_trunc<mode>_i386_fisttp): Ditto.
15735 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15736 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15737 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15738 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15739 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15740 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15741 (unnamed_splitters): Ditto.
15742 * config/i386/i386.c (output_fix_trunc): Assert that
15743 we're not being passed a TFmode operand.
15745 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15747 PR tree-optimization/31526
15748 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15749 n_basic_blocks to find newly added blocks.
15751 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15753 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15755 (fix_trunc<mode>si_sse): Ditto.
15756 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15757 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15758 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15759 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15760 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15761 expander using SSEMODEF mode macro.
15762 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15763 expander using SSEMODEF mode macro.
15764 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15765 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15766 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15767 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15768 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15769 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15770 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15771 Macroize insn using X87MODEF mode macro.
15773 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15775 * config/i386/sse.md (sse2_pinsrw): Removed.
15776 (sse2_pextrw): Renamed to ...
15777 (*sse2_pextrw): This.
15779 2007-04-09 Jan Hubicka <jh@suse.cz>
15782 * config/i386/sse.md
15783 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15784 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15785 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15786 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15788 2007-04-09 Jan Hubicka <jh@suse.cz>
15790 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15791 multiple fields of union.
15793 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15795 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15796 (create_preheaders): Check that loops are available.
15797 (fix_loop_structure): Clean up, improve comments.
15798 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15799 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15801 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15802 * predict.c (tree_estimate_probability): Do not call
15803 calculate_dominance_info. Call create_preheaders.
15804 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15805 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15807 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15808 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15809 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15810 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15813 2007-04-08 Jan Hubicka <jh@suse.cz>
15815 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15816 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15817 * fold-const.c (fold_unary): Use it.
15819 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15821 * varasm.c (assemble_variable): Remove call to
15822 lang_hooks.decls.prepare_assemble_variable.
15823 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15824 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15825 * langhooks.h (lang_hooks_for_decls): Remove
15826 prepare_assemble_variable.
15828 2007-04-08 Mike Stump <mrs@apple.com>
15830 * config/i386/i386.c: Use inc/dec on Core2.
15832 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15834 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15835 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15836 lhd_tree_inlining_end_inlining): Remove.
15837 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15838 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15839 end_inlining hooks.
15840 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15841 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15842 lhd_tree_inlining_end_inlining): Remove prototypes.
15843 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15844 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15845 LANG_HOOKS_TREE_INLINING_START_INLINING,
15846 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15848 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15851 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15854 * config/avr/predicates.md (io_address_operand): Delete predicate.
15855 (low_io_address_operand): Don't use 'mode' argument.
15856 (higth_io_address_operand): Rename ...
15857 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15858 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15861 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15863 Revert change removing staticp.
15865 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15868 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15871 2007-04-07 Bruce Korb <bkorb@gnu.org>
15873 * c.opt: Add -Wformat-contains-nul.
15874 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15876 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15877 the NUL byte warning.
15879 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15881 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15883 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15885 * tree.c (staticp): No longer use staticp langhook.
15886 * langhooks.c (lhd_staticp): Removed.
15887 * langhooks.h (struct lang_hooks): Remove staticp.
15888 * c-common.c (c_staticp): Remove.
15889 * c-common.h (c_staticp): Ditto.
15890 * langhooks-defs.h (lhd_staticp): Ditto.
15891 (LHD_HOOKS_STATICP): Ditto
15892 * tree.h (gcc_assert_lowered): New macro.
15894 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15896 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15897 argument "reliable".
15898 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15899 Add argument "reliable". Propagate it through calls.
15900 (infer_loop_bounds_from_undefined): Derive number of iterations
15901 estimates from references in blocks that do not dominate loop latch.
15902 (gcov_type_to_double_int): New function.
15903 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15904 and expected_loop_iterations_unbounded.
15905 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15906 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15907 * tree-data-ref.c (estimated_loop_iterations): Export.
15908 (get_references_in_stmt): Fix -- do not return addresses of local
15910 * cfgloop.h (expected_loop_iterations_unbounded,
15911 estimated_loop_iterations): Declare.
15913 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15915 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15917 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15919 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15920 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15921 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15922 Use output_387_reg_move().
15923 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15924 expander using X87MODEF12 mode macro.
15925 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15926 choosing register preferences. Use output_387_reg_move().
15927 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15928 instead of "x". Use output_387_reg_move().
15929 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15930 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15931 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15932 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15933 Use output_387_reg_move().
15934 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15936 (*truncxf?f_i387 splitter): Ditto.
15938 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15940 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15941 LANG_HOOKS_SAFE_FROM_P.
15942 * expr.c (safe_from_p): Remove langhook call.
15943 * langhooks.h (lang_hooks): Remove safe_from_p.
15944 (lhd_safe_from_p): Remove prototype.
15945 * langhooks.c (lhd_safe_from_p): Remove.
15947 2007-04-06 Jan Hubicka <jh@suse.cz>
15949 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15952 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15954 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15955 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15956 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15957 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15959 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15960 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15962 2007-04-05 Richard Henderson <rth@redhat.com>
15964 * config/alpha/alpha.c (print_operand) [+]: Remove.
15965 (alpha_end_function): Print nop if call at end of function.
15966 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15967 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15968 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15969 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15970 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15971 the call pattern. Update peepholes to match.
15973 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15975 * doc/extend.texi (Other Builtins): Add decimal float variants
15977 * builtins.def: Ditto.
15978 * builtins.c (expand_builtin): Ditto.
15980 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15981 H.J. Lu <hongjiu.lu@intel.com>
15984 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15985 of V8HImode when calling ix86_binary_operator_ok.
15986 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15987 (sdot_prodv8hi): Operands 1 and 2 must be register.
15989 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15991 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15992 initialize align to silence bogus warning.
15994 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15996 PR middle-end/22156
15997 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15999 (struct sra_walk_fns): Remove use_all parameter from use.
16000 (sra_hash_tree): Handle BIT_FIELD_REFs.
16001 (sra_elt_hash): Don't hash bitfld blocks.
16002 (sra_elt_eq): Skip them in parent compares as well. Handle
16004 (sra_walk_expr): Don't maintain or pass down use_all_p.
16005 (scan_use): Remove use_all parameter.
16006 (scalarize_use): Likewise. Re-expand assignment to
16007 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16008 output, and re-scalarize after output. Don't mark anything
16010 (scalarize_ldst): Adjust.
16011 (scalarize_walk_gimple_modify_statement): Likewise.
16012 (build_element_name_1): Handle BIT_FIELD_REFs.
16013 (instantiate_element): Don't warn for any element whose parent
16014 is used as a whole.
16015 (instantiate_missing_elements_1): Return the sra_elt.
16016 (canon_type_for_field): New.
16017 (try_instantiate_multiple_fields): New.
16018 (instantiate_missing_elemnts): Use them.
16019 (mark_no_warning): Removed.
16020 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16021 (REPLDUP, sra_build_elt_assignment): New.
16022 (generate_copy_inout): Use them.
16023 (generate_element_copy): Likewise. Handle bitfld differences.
16024 (generate_element_zero): Don't recurse for blocks. Use
16025 sra_build_elt_assignment.
16026 (generate_one_element_int): Take elt instead of var. Use
16027 sra_build_elt_assignment.
16028 (generate_element_init_1): Adjust.
16029 (scalarize_use, scalarize_copy): Use REPLDUP.
16030 (scalarize_ldst): Move assert before dereference.
16031 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16033 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16035 * regmove.c: Fix unused variable warnings due to previous commit.
16037 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16039 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16040 (regmove_bb_head): Remove.
16041 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16042 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16043 problems with fixup_match_1.
16044 Don't initialize/free regmove_bb_head.
16046 (reg_is_remote_constant_p): If an insn is in the same basic block
16047 but not before INSN, consider it remote, too.
16049 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16052 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16053 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16055 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16057 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16058 (CONDITIONAL_REGISTER_USAGE): Likewise.
16060 2007-04-04 Richard Henderson <rth@redhat.com>
16062 * config/alpha/lib1funcs.asm: Remove unused file.
16064 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16067 * opts.c (print_specific_help): Fix --help=<language>
16069 (common_handle_option): Support --help=common.
16071 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16074 * gcc.c (main): Do not run the linker if
16075 print_subprocess_help indicates that it shouldn't be
16078 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16081 * doc/invoke.texi (--help=): Document <languages> value, fix
16082 formatting in tables of values.
16084 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16086 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16087 dllimport attribute of virtual methods.
16089 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16091 * config/score/crti.asm: Change _bss_start to __bss_start.
16092 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16093 (OUTGOING_REG_PARM_STACK_SPACE) update.
16094 * config/score/score.opt: add options to make backend support
16095 score5, score5u, score7 and score7d.
16096 * config/score/score.md: Likewise.
16097 * config/score/misc.md: Likewise.
16098 * config/score/mac.md: Likewise.
16099 * doc/invoke.texi: Likewise.
16100 * doc/md.texi: update constraints define.
16102 2007-04-03 Richard Henderson <rth@redhat.com>
16104 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16105 an appropriate type, use the mode instead.
16107 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16109 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16110 Set the default --with-arch setting to mips2.
16111 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16112 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16113 (MULTILIB_OSDIRNAMES): Delete.
16114 (MULTILIB_DIRNAMES): Define.
16115 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16116 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16117 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16118 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16119 VXWORKS_OS_CPP_BUILTINS.
16120 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16121 (MIPS_DEBUGGING_INFO): Undefine.
16122 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16124 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16126 PR middle-end/30704
16127 * fold-const.c (native_encode_real): Encode real.c provided longs
16128 as a series of 32-bit native integers.
16129 (native_interpret_real): Interpret buffer as a series of 32-bit
16132 2007-04-03 Richard Guenther <rguenther@suse.de>
16134 * genpreds.c (write_insn_constraint_len): Write function
16135 optimized for CONSTRAINT_LEN implementation.
16136 (write_tm_preds_h): Output insn_constraint_len inline and
16137 use it for CONSTRAINT_LEN.
16138 (write_insn_preds_c): Don't output insn_constraint_len.
16139 * doc/md.texi (define_register_constraint): Document multi-letter
16140 constraints shall have the same length if they start with the same
16143 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16146 * config/i386/i386.md (isinf<mode>2): Expand only when
16147 TARGET_C99_FUNCTIONS is set.
16149 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16151 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16152 (x86_64-*-linux*): Ditto.
16153 * config/i386/i386.opt (mpc): New option.
16154 * config/i386/i386.c (overrride_options): Handle
16155 ix87_precision_string.
16156 * config/i386/crtprec.c: New file.
16157 * config/i386/t-crtpc: Ditto.
16158 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16159 and -mpc80 options.
16160 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16161 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16162 crtprec32.o, crtprec64.o and crtprec80.o.
16164 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16165 and -mpc80 options.
16166 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16168 2007-04-02 Eric Christopher <echristo@apple.com>
16170 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16171 limitations on darwin.
16173 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16176 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16178 2007-04-02 Dave Korn <dave.korn@artimi.com>
16180 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16182 2007-04-02 Dave Korn <dave.korn@artimi.com>
16184 * libgcc2.h (exception_descriptor): Don't forward-declare.
16185 (__get_eh_table_language, __get_eh_table_version): Delete
16186 prototypes of long-dead functions.
16188 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16190 * ebitmap.h: New file
16191 * ebitmap.c: New file
16192 * Makefile.in (ebitmap.o): New target.
16194 2007-04-01 Jan Hubicka <jh@suse.cz>
16196 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16197 before very first instruction.
16199 2007-04-01 Jan Hubicka <jh@suse.cz>
16201 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16202 waring on 64bit hosts.
16203 * bitmap.h: Fix typo in bitmap_head_def.
16205 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16207 PR rtl-optimization/31391
16208 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16209 into a DELETED_LABEL note, and the label is in an empty basic
16210 block, update BB_END as well as BB_HEAD.
16212 2007-04-01 Richard Henderson <rth@redhat.com>
16214 PR tree-optimization/31169
16215 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16216 to varying if the range is outside [0, prec-1].
16218 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16221 * config/mips/mips.md (load_const_gp): New insn.
16222 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16223 the MIPS16 GP pseudo register if no_new_pseudos.
16224 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16226 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16229 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16231 (call_value): Likewise.
16233 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16234 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16237 * doc/invoke.texi: (optimization options): Reword description
16238 of -ffast-math. Document its primary purpose.
16240 2007-03-31 Richard Guenther <rguenther@suse.de>
16242 * omp-low.c (splay-tree.h): Include.
16243 (lookup_decl): Replace splay-tree usage by pointer-map.
16244 (maybe_lookup_decl): Likewise.
16245 (new_omp_context): Likewise.
16246 (delete_omp_context): Likewise.
16247 * gimplify.c (splay-tree.h): Include.
16248 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16250 (remap_ssa_name): Likewise.
16251 (remap_decl): Likewise.
16252 (remap_type_1): Likewise.
16253 (remap_type): Likewise.
16254 (copy_body_r): Likewise.
16255 (expand_call_inline): Likewise.
16256 (clone_body): Likewise.
16257 (copy_tree_r): Likewise.
16258 (remap_save_expr): Likewise.
16259 (unsave_r): Likewise.
16260 (unsave_expr_now): Likewise.
16261 (tree_function_versioning): Likewise.
16262 (build_duplicate_type): Likewise.
16263 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16264 (struct copy_body_data): Replace splay-tree by pointer-map.
16265 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16266 not $(SPLAY_TREE_H).
16267 (gimplify.o): Depend on $(SPLAY_TREE_H).
16268 (omp-low.p): Likewise.
16270 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16272 * config/avr/predicates.md (even_register_operand,
16273 odd_register_operand): New predicates.
16274 * config/avr/avr.md (movw peephole2): New.
16275 (movw_r peephole2): New.
16277 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16279 * tree.h (get_signed_or_unsigned_type): New.
16280 * fold-const.c (operand_equal_for_comparison_p): Use
16281 get_signed_or_unsigned_type instead of
16282 lang_hooks.types.signed_or_unsigned_type.
16283 * expr.c (store_expr): Ditto.
16284 * langhooks.c (get_signed_or_unsigned_type): New.
16285 (lhd_signed_or_unsigned_type): New.
16286 * langhooks.h (lhd_signed_or_unsigned_type): New.
16287 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16289 2007-03-30 Richard Henderson <rth@redhat.com>
16291 * tree-ssa-loop-ivopts.c: Include target.h.
16292 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16293 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16294 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16295 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16297 2007-03-30 Richard Henderson <rth@redhat.com>
16298 Kai Tietz <kai.tietz@onevision.com>
16300 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16301 default for 64-bit.
16302 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16303 (TARGET_64BIT_MS_ABI): New.
16304 (DBX_REGISTER_NUMBER): Handle 64-bit.
16305 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16306 (LONG_TYPE_SIZE): Force to 32.
16307 (REG_PARM_STACK_SPACE): New.
16308 (OUTGOING_REG_PARM_STACK_SPACE): New.
16309 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16310 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16311 (STACK_BOUNDARY): Use 128 for 64-bit.
16312 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16313 Add 64-bit implementation.
16314 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16316 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16317 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16318 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16319 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16320 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16321 TARGET_64BIT_MS_ABI.
16322 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16323 (ix86_pass_by_reference): Likewise.
16324 (ix86_function_value_regno_p): Likewise.
16325 (ix86_build_builtin_va_list): Likewise.
16326 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16327 (function_arg_advance_ms_64): New.
16328 (function_arg_advance): Call it.
16329 (function_arg_ms_64): New.
16330 (function_arg): Call it.
16331 (function_value_ms_64): New.
16332 (ix86_function_value_1): Call it.
16333 (return_in_memory_ms_64): New.
16334 (ix86_return_in_memory): Call it.
16335 (setup_incoming_varargs_ms_64): New.
16336 (ix86_setup_incoming_varargs): Call it.
16337 (ix86_expand_prologue): Handle 64-bit stack probing.
16338 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16339 (output_pic_addr_const): Likewise.
16340 (x86_this_parameter): Likewise.
16341 (x86_output_mi_thunk): Likewise.
16342 (x86_function_profiler): Likewise.
16343 (TARGET_STRICT_ARGUMENT_NAMING): New.
16344 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16345 (TARGET_64BIT_MS_ABI): New.
16346 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16347 * config/i386/i386.md (allocate_stack_worker): Remove.
16348 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16349 describe the clobber of eax without a match_scratch.
16350 (allocate_stack_worker_postreload): Remove.
16351 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16352 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16353 (allocate_stack_worker_rex64_postreload): Remove.
16354 (allocate_stack): Handle 64-bit.
16355 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16356 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16357 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16358 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16359 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16360 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16361 * config.build (x86_64-*-mingw*): New host.
16362 * config.host (x86_64-*-mingw*): New host.
16363 * config.gcc (x86_64-*-mingw*): New target.
16364 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16366 2007-03-30 Richard Henderson <rth@redhat.com>
16367 Kai Tietz <kai.tietz@onevision.com>
16369 * c-pragma.c (struct def_pragma_macro_value): New.
16370 (struct def_pragma_macro): New.
16371 (pushed_macro_table): New.
16372 (dpm_hash, dpm_eq): New.
16373 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16374 (init_pragma): Install them.
16375 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16377 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16379 * config/avr/avr.c (avr_override_options): Clear
16380 'flag_delete_null_pointer_checks'.
16382 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16385 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16386 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16387 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16388 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16389 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16390 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16391 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16393 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16395 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16397 * regmove.c: Move all of pass_stack_adjustments from here...
16398 * combine-stack-adj.c: ...to this new file.
16399 * Makefile.in: Add rules for combine-stack-adj.o.
16401 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16403 PR tree-optimization/31383
16404 * tree-data-ref.c (affine_function_equal_p): Do not require the
16405 vectors to have the same length.
16407 2007-03-30 Jan Hubicka <jh@suse.cz>
16409 PR middle-end/30700
16410 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16411 availablility; add more sanity checking; ask varpool only about
16414 2007-03-29 Richard Henderson <rth@redhat.com>
16416 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16417 to decide, but __SIZEOF_LONG_LONG__.
16419 2007-03-29 Richard Henderson <rth@redhat.com>
16421 * emutls.c (struct __emutls_array): New.
16422 (emutls_destroy): Use it instead of casting element 0 from void*.
16423 (__emutls_get_address): Likewise.
16425 2007-03-29 Richard Henderson <rth@redhat.com>
16427 * varasm.c (initializer_constant_valid_p): Don't deny
16428 DECL_DLLIMPORT_P on functions.
16430 * config/i386/cygming.h: Remove function declarations.
16431 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16432 (ASM_OUTPUT_LABELREF): Remove.
16433 (COMMON_ASM_OP): Remove.
16434 (ASM_OUTPUT_COMMON): Remove.
16435 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16436 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16437 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16438 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16439 Rename from TARGET_ENCODE_SECTION_INFO.
16440 * config/i386/netware.h: Likewise.
16441 * config/i386/i386-protos.h: Update.
16442 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16443 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16444 (legitimate_constant_p): Reject dllimports.
16445 (dllimport_map, get_dllimport_decl): New.
16446 (legitimize_dllimport_symbol): New.
16447 (legitimize_address, ix86_expand_move): Use it.
16448 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16449 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16450 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16451 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16452 * config/i386/predicates.md (constant_call_address_operand): Only
16453 accept symbols; reject dllimport_p symbols.
16454 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16455 i386_pe_maybe_record_exported_symbol.
16456 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16457 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16458 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16459 trust the setting of DECL_DLLIMPORT_P.
16460 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16461 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16462 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16463 tidy the argument scanning loop.
16464 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16465 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16466 (i386_pe_strip_name_encoding): Remove.
16467 (i386_pe_binds_local_p): New.
16468 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16469 (i386_pe_output_labelref): Remove.
16470 (i386_pe_asm_output_aligned_decl_common): New.
16471 (i386_pe_maybe_record_exported_symbol): Rename from
16472 i386_pe_record_exported_symbol; check for dllexported symbols.
16474 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16476 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16477 add comment explaining why vsnprintf cannot be used.
16479 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16481 PR tree-optimization/30666
16482 * tree.c (build_complex_type): When creating type names for DWARF2
16483 debug info, create TYPE_DECLs for TYPE_NAME instead of
16485 (build_common_tree_nodes_2): Use build_complex_type when building
16486 predefined complex types, to preserve canonical types.
16488 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16490 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16491 (noce_get_alt_condition): Look at it to determine whether to
16492 reverse the condition or not.
16493 (noce_get_condition): Substitute the truth for lies.
16494 (noce_find_if_block): Set the then_else_reversed field.
16496 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16498 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16499 destination of this insn.
16500 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16501 than calling gen_rtx_SET directly. Use r0 to hold the value of
16502 'address + 4' rather than a stack based temporary which can be
16503 mis-optimized away.
16505 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16507 * config/s390/s390.c (s390_secondary_input_reload_class,
16508 s390_secondary_output_reload_class): Functions removed.
16509 (s390_secondary_reload): New function.
16510 (TARGET_SECONDARY_RELOAD): Target macro defined.
16511 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16512 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16513 * config/s390/s390.md ("reload_outti", "reload_outdi",
16514 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16515 "reload_out<mode>"): Expanders removed.
16516 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16517 "reload<mode>_nonoffmem_out"): Expanders added.
16519 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16521 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16522 action if SRC->DEST replacement failed anyway.
16524 2007-03-28 Mike Stump <mrs@apple.com>
16526 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16527 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16528 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16530 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16532 * config.gcc: Accept barcelona as a variant of amdfam10.
16533 * config/i386/i386.c (override_options): Likewise.
16534 * doc/invoke.texi: Likewise.
16536 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16538 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16539 offsets for BIT_FIELD_REF and COMPONENT_REF.
16541 2007-03-28 Richard Guenther <rguenther@suse.de>
16543 * tree.c (is_global_var): Move ...
16544 * tree-flow-inline.h (is_global_var): ... here.
16545 * tree.h (is_global_var): Remove declaration.
16547 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16549 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16551 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16552 * config/i386/i386.c (ix86_tune_features): Initialize new
16554 * config/i386/predicates.md (promotable_binary_operator): Use
16555 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16557 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16560 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16562 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16564 * config/fr30/fr30.md (movsi_internal): Change destination
16565 constraint from m to V and add m to the end.
16567 2007-03-28 Christian Bruel <christian.bruel@st.com>
16569 * config/sh/sh.md (movsi_i): Fix type attribute.
16571 2007-03-28 Christian Bruel <christian.bruel@st.com>
16573 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16574 (movsf_ie): Likewise.
16576 2007-03-28 Christian Bruel <christian.bruel@st.com>
16578 * config.gcc: Add sh4-300 to multilib.
16579 * config/sh/t-mlib-sh4-300: New file.
16581 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16583 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16584 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16585 fix_trunc<mode>di2.
16586 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16587 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16588 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16589 "fixuns_trunctddi2"): Whitespace fix.
16591 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16593 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16594 the definition of struct sh_args.
16595 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16596 CALL_COOKIE_INT_REG_GET): Likewise.
16598 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16600 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16601 transformations are applied successfully.
16603 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16605 * tree.c (tree_contains_struct): Permit 512 tree codes.
16606 * tree.h (tree_contains_struct): Ditto.
16607 (MAX_TREE_CODES): Ditto.
16608 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16609 SPARE member to store remaining padding bits.
16611 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16613 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16616 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16618 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16619 * configure: Regenerate.
16621 * configure: Regenerate using the correct version of autoconf.
16623 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16625 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16627 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16628 regs to "__SP_L__" and "__SP_H__".
16630 2007-03-27 Richard Guenther <rguenther@suse.de>
16632 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16633 computations with it with a HOST_WIDE_INT variable.
16635 2007-03-26 Mike Stump <mrs@apple.com>
16637 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16638 objective-c-header, objective-c++-header and objc++-cpp-output
16640 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16642 2007-03-26 Richard Henderson <rth@redhat.com>
16645 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16646 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16647 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16648 IX86_BUILTIN_PSRLQ128): New.
16649 (ix86_init_mmx_sse_builtins): Add them.
16650 (ix86_expand_builtin): Expand them.
16651 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16652 operand 2 be TImode.
16653 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16654 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16655 _mm_srli_epi64): Mark __B const.
16656 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16657 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16658 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16659 new two-vector shift builtins.
16661 2007-03-26 Ian Lance Taylor <iant@google.com>
16663 PR tree-optimization/31345
16664 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16665 [+INF, +INF(OVF)] into VARYING.
16667 2007-03-26 Zack Weinberg <zackw@panix.com>
16669 * gengtype-parse.c: New file.
16670 * gengtype-yacc.y: Delete.
16671 * gengtype-lex.l: Don't include gengtype-yacc.h.
16672 Define YY_DECL and yyterminate appropriately for recursive
16673 descent parser. yylval is now a string out-parameter to yylex.
16674 (HWS, EOID): New shorthand.
16675 (IWORD): Add a couple more types.
16676 (yylex): Add a setup stanza. Remove the complex rules for
16677 detecting GTY'ed types and typedefs; replace with simple
16678 keyword detectors. Adjust everything for the changed
16679 definition of yylval. Ignore all pp-directives, not just #define.
16681 (parse_file): Rename yybegin; do not call yyparse.
16683 * gengtype.c (xasprintf): Export again.
16684 (this_file): New. Use everywhere __FILE__ was being used.
16685 (get_lang_bitmap): Special case types defined in gengtype.c.
16686 (do_typedef, new_structure): Suppress definition of certain types.
16687 (new_structure): Improve diagnostics of duplicate definitions.
16688 Make sure location_s is associated with input.h.
16689 (nreverse_pairs, define_location_structures): New functions.
16690 (main): Improve tagging of kludge types. Remove old kludges
16691 for input.h types; use define_location_structures.
16692 * gengtype.h: Update prototypes. Define token codes here.
16693 * Makefile.in: Remove all references to gengtype-yacc.
16694 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16696 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16697 add GTY((skip)) to the field that's only conditionally there.
16698 * doc/install.texi: Document that Bison is no longer required
16699 unless building treelang.
16701 * gengtype.c: Don't include gtyp-gen.h.
16702 (srcdir): Declare here.
16703 (base_files, lang_dir_names): Allocate dynamically.
16704 (gt_files, num_gt_files, num_lang_dirs): New globals.
16705 (measure_input_list, read_input_line, read_input_list)
16706 (set_lang_bitmap): New functions.
16707 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16708 simplify, relying on read_input_list to set up the bitmaps.
16709 (main): Arguments are no longer unused. Check for correct number
16710 of command line arguments, set srcdir and srcdir_len, then call
16711 read_input_list, before doing anything else. No need to worry
16712 about duplicates in main loop.
16713 * configure.ac: Simplify the calculation of all_gtfiles.
16714 Put language tags in there. Don't set or substitute
16715 all_gtfiles_files_langs or all_gtfiles_files_frags.
16716 * Makefile.in: Revamp the way gengtype is invoked, now that it
16717 takes a file on its command line with a much simpler format.
16718 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16719 (GTFILES): Remove duplicates and C source files.
16720 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16721 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16722 * configure: Regenerate.
16724 * gengtype.h: Remove all type definitions to gengtype.c; leave
16725 only definitions of options_p, type_p, and pair_p as opaque
16726 pointers. Update prototypes.
16727 * gengtype.c: Many type definitions moved here from gengtype.h.
16728 Consolidate type definitions at the top of the file.
16729 (xvasprintf): Delete.
16730 (xasprintf): Make static.
16731 (create_nested_pointer_option): Add 'next' parameter.
16732 (create_field_all, create_field_at): New functions.
16733 (create_field): Now a thin wrapper around create_field_all.
16734 (create_optional_field): Rename create_optional_field_ and add
16735 line argument. Original name is now a macro which supplies
16737 (oprintf): Use vsnprintf directly.
16738 (close_output_files): Use fatal rather than perror/exit.
16739 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16740 (main): Set progname. Don't use exit.
16741 * gengtype-yacc.y (struct_fields): Use create_field_at.
16742 (option, optionseqopt): Delete.
16743 (optionseq): Consolidate productions from option here so we
16744 can use the first argument to create_option.
16746 * gengtype-lex.l: Distinguish unions from structures in the
16747 token type. Don't call find_structure; return the tag as a string.
16748 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16749 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16750 string. Reorganize typedef_struct production accordingly.
16751 Use create_nested_ptr_option.
16752 * gengtype.c (create_nested_ptr_option): New function.
16753 * gengtype.h: Declare it.
16755 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16756 (string_type): Don't declare.
16757 (do_scalar_typedef): Declare.
16758 (create_scalar_type): Update prototype.
16759 * gengtype.c (string_type): Make static.
16760 (scalar_nonchar, scalar_char): New.
16761 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16762 (resolve_typedef): Use scalar_nonchar for error recovery.
16763 (create_scalar_type): Remove name_len field. Return scalar_char
16764 or scalar_nonchar as appropriate.
16765 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16766 to use string_type.
16767 (throughout): Use scalar_nonchar instead of calling
16768 create_scalar_type, whenever possible.
16769 (main): Initialize scalar_char and scalar_nonchar before calling
16771 * gengtype-lex.l: Adjust for removal of second argument to
16772 create_scalar_type. Use yylval.s instead of yylval.t when
16774 * gengtype-yacc.y: Type of SCALAR is string. Call
16775 create_scalar_type from type:SCALAR rule. Adjust for removal of
16776 second argument to create_scalar_type.
16778 * vec.h: Remove all #if IN_GENGTYPE blocks.
16779 Add comment saying that changes may require adjustments to gengtype.
16780 * gengtype.c: Don't include coretypes.h or tm.h.
16781 Add comment to inclusion of errors.h.
16782 (note_def_vec, note_def_vec_alloc): New functions.
16783 * gengtype.h: Declare new functions.
16784 * gengtype-lex.l: Don't include coretypes.h.
16785 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16787 (update_lineno): Remove unnecessary prototype.
16788 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16789 (VEC rule): Just return VEC_TOKEN.
16790 * gengtype-yacc.y (VEC_TOKEN): New token type.
16791 (type): Add a production for VEC(a,b).
16792 * Makefile.in: Update dependencies.
16794 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16795 typedefs that use the old PARAMS macro.
16797 * gengtype-lex.l: Remove all rules and states relating to yacc
16799 * gengtype-yacc.y: Similarly.
16800 * gengtype.c (note_yacc_type): Delete function.
16801 * gengtype.h: Update prototypes.
16803 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16805 * tree-pretty-print.c (dump_generic_node): Report precision of
16806 unnamed integer types.
16808 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16810 * ifcvt.c (noce_try_store_flag_constants): Don't check
16811 no_new_pseudos here.
16812 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16813 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16814 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16815 noce_try_sign_mask): Likewise.
16816 (if_convert): Check no_new_pseudos here.
16818 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16820 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16821 (noce_get_condition): Handle new then_else_reversed argument.
16822 (noce_init_if_info): Remove, fold into noce_find_if_block.
16823 (noce_process_if_block): Take a struct noce_if_info as the
16824 argument. Don't set up one based on ce_if_info. Update pointer
16825 references accordingly.
16826 (cond_move_process_if_block): Likewise.
16827 (process_if_block): Removed.
16828 (find_if_block): Removed. Move functionality two new functions,
16829 noce_find_if_block and cond_exec_find_if_block.
16830 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16831 blocks and the symmetric IF-ELSE-JOIN case.
16832 (cond_exec_find_if_block): Also new function mostly based on old
16833 find_if_block and process_if_block.
16834 (find_if_header): Replace find_if_block call with separately
16835 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16836 (find_cond_trap): Update noce_get_condition call.
16837 (dead_or_predicable): Likewise.
16839 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16841 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16843 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16844 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16845 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16846 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16847 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16848 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16849 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16850 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16851 __builtin_ia32_psrad128 builtins.
16853 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16855 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16856 * config/i386/constraints.md
16857 (define_constraint "I"): Use IN_RANGE macro.
16858 (define_constraint "J"): Ditto.
16859 (define_constraint "K"): Ditto.
16860 (define_constraint "M"): Ditto.
16861 (define_constraint "N"): Ditto.
16862 (define_constraint "O"): Ditto.
16863 * config/i386/predicates.md
16864 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16865 (define_predicate "const_0_to_3_operand"): Ditto.
16866 (define_predicate "const_0_to_7_operand"): Ditto.
16867 (define_predicate "const_0_to_15_operand"): Ditto.
16868 (define_predicate "const_0_to_63_operand"): Ditto.
16869 (define_predicate "const_0_to_255_operand"): Ditto.
16870 (define_predicate "const_1_to_31_operand"): Ditto.
16871 (define_predicate "const_2_to_3_operand"): Ditto.
16872 (define_predicate "const_4_to_7_operand"): Ditto.
16874 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16876 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16877 in SImode for save_world.
16878 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16881 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16883 PR tree-optimization/30784
16884 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16887 2007-03-25 Revital Eres <eres@il.ibm.com>
16889 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16890 Fold movement_possibility function into it.
16892 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16894 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16895 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16896 (call_indirect_nonlocal_darwin64): Same.
16897 (call_nonlocal_darwin64): Same.
16898 (call_value_indirect_nonlocal_darwin64): Same.
16899 (call_value_nonlocal_darwin64): Same.
16900 (sibcall_nonlocal_darwin64): Same.
16901 (sibcall_value_nonlocal_darwin64): Same.
16902 (sibcall_symbolic_64): Same.
16903 (sibcall_value_symbolic_64): Same.
16904 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16906 (rs6000_emit_load_toc_table): Same.
16907 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16908 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16910 (divss_call): Same.
16911 (divus_call): Same.
16912 (quoss_call): Same.
16913 (quous_call): Same.
16914 (load_toc_v4_pic_si): Same
16915 (load_toc_v4_PIC_1): Same.
16916 (load_toc_v4_PIC_1b): Same.
16917 (call_indirect_aix{32,64}): Same.
16918 (call_value_indirect_aix{32,64}): Same.
16920 (call_value): Same.
16921 (call_local{32,64}): Same.
16922 (call_value_local{32,64}): Same.
16923 (call_indirect_nonlocal_aix{32,64}): Same.
16924 (call_nonlocal_aix{32,64}): Same.
16925 (call_value_indirect_nonlocal_aix{32,64}): Same.
16926 (call_value_nonlocal_aix{32,64}): Same.
16927 (call_indirect_nonlocal_sysv<mode>): Same.
16928 (call_nonlocal_sysv<mode>): Same.
16929 (call_value_indirect_nonlocal_sysv<mode>): Same.
16930 (call_value_nonlocal_sysv<mode>): Same.
16932 (sibcall_local{32,64}): Same.
16933 (sibcall_value_local{32,64}): Same.
16934 (sibcall_nonlocal_aix{32,64}): Same.
16935 (sibcall_value_nonlocal_aix{32,64}): Same.
16936 (sibcall_nonlocal_sysv<mode>): Same.
16937 (sibcall_value): Same.
16938 (sibcall_value_nonlocal_sysv<mode>): Same.
16940 2007-03-24 Paul Brook <paul@codesourcery.com>
16942 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16943 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16945 2007-03-24 Richard Henderson <rth@redhat.com>
16947 * config/ia64/constraints.md: New file.
16948 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16949 satisfies_constraint_?.
16950 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16951 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16952 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16953 ia64_output_mi_thunk): Likewise.
16954 (ia64_const_ok_for_letter_p): Remove.
16955 (ia64_const_double_ok_for_letter_p): Remove.
16956 (ia64_extra_constraint): Remove.
16957 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16958 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16959 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16960 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16961 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16962 EXTRA_MEMORY_CONSTRAINT): Remove.
16963 * config/ia64/ia64.md: Include constriants.md. Replace
16964 CONST_OK_FOR_? with satisfies_constraint_?.
16966 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16967 H.J. Lu <hongjiu.lu@intel.com>
16969 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16971 (name macros): Use DPD_BID_NAME to convert names properly.
16973 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16974 decimal floating point format.
16975 (init_floating_libfuncs): Change decimal functions so that they
16976 have a "bid_" prefix if the decimal system uses the BID format,
16977 and "dpd_" prefix if the decimal system uses the DPD format.
16978 (init_interclass_conv_libfuncs): Ditto.
16979 (init_intraclass_conv_libfuncs): Ditto.
16981 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16982 using the BID format.
16984 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16985 whether we are using the BID decimal format.
16986 * configure: Regenerate.
16988 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16989 the compiler has decimal floating point enabled. Define
16990 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16993 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16994 using the BID format.
16996 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16997 whether we are using the BID decimal format.
16998 * configure: Regenerate.
17000 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17001 the compiler has decimal floating point enabled. Define
17002 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17005 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17006 options, and that it is enabled for i386/x86_64 systems.
17008 * Makefile.in (enable_decimal_float): New.
17010 (DECNUMINC): Add -I$(DECNUMFMT).
17011 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17012 to $(DECNUMFMT) from $(DECNUM).
17014 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17015 Substitute enable_decimal_float.
17016 * configure: Regenerated.
17019 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17022 * configure.ac: Enable decimal float for x86_64-*-linux*.
17023 * configure: Regenerated.
17026 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17027 decimal128ClearSign to flip and clear the sign bit in decimal128.
17028 (decimal_real_maxval): Set decimal128SetSign to set the sign
17031 2007-03-23 Ian Lance Taylor <iant@google.com>
17033 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17035 2007-03-23 Ian Lance Taylor <iant@google.com>
17037 * tree-dump.c (dump_files): Correct comment.
17039 2007-03-23 Ian Lance Taylor <iant@google.com>
17041 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17043 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17045 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17046 in cfglayout mode. Don't go into and out of cfglayout mode.
17047 Link the blocks in the order of the constructed traces.
17048 (rest_of_handle_tracer): Adjust call to tracer.
17049 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17050 Don't go into cfglayout mode.
17051 (rtl_loop_done): Don't go out of cfglayout mode.
17052 * cfglayout.c (relink_block_chain): New function, split out from...
17053 (fixup_reorder_chain): ...here. Remove redundant checking.
17054 (cfg_layout_finalize): Don't clear the header, footer, and aux
17055 fields here, move the code to do so to relink_block_chain. Likewise
17056 for free_original_copy_tables.
17057 * rtl.h (tracer): Update prototype.
17058 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17059 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17060 mode. Use relink_block_chain to serialize the CFG according to the
17061 new basic block order. Move targetm.cannot_modify_jumps_p check from
17063 (gate_handle_reorder_blocks): ...to here.
17064 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17066 (gate_duplicate_computed_gotos): ...to here.
17067 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17068 something always changes when going into and out of cfglayout mode.
17069 Perform an expensive cfg cleanup while going into cfglayout mode.
17070 Always update liveness information on HAVE_conditional_execution
17071 targets. Reserialize the basic blocks and go out of cfglayout mode.
17072 * reg-stack.c: Include cfglayout.h.
17073 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17074 the call to reorder_basic_blocks.
17075 * basic-block.h (reorder_basic_blocks): Update prototype.
17076 (relink_block_chain): New prototype.
17077 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17079 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17081 * config/mips/mips.md (type, hazard, *movdi_32bit,
17082 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17083 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17084 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17085 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17086 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17088 (movcc): Change first xfer to multi.
17089 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17090 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17091 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17092 config/mips/generic.md: Change reservations using "xfer" to use
17094 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17095 using match_operand.
17096 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17097 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17099 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17101 2007-03-22 Richard Henderson <rth@redhat.com>
17103 * config/i386/i386.c: Remove unnecessary function declarations.
17104 Move targetm definition, and all related macros, to the end of
17105 the file. Resort some functions to put definitions before uses.
17106 (ix86_attribute_table): Make static. Move to end of file.
17107 (ix86_gimplify_va_arg): Make static.
17109 2007-03-22 Richard Henderson <rth@redhat.com>
17111 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17112 don't increase local_regparm with force_align_arg_pointer check.
17113 (ix86_function_sseregparm): Assert 32-bit.
17114 (type_has_variadic_args_p): New.
17115 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17116 type_has_variadic_args_p.
17117 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17118 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17119 use memset instead. Do maybe_vaarg check first; skip attribute
17120 tests if true; skip attribute tests for 64-bit.
17121 (construct_container): Remove TARGET_DEBUG_ARG.
17122 (function_arg_advance_32, function_arg_advance_64): Split out ...
17123 (function_arg_advance): ... from here.
17124 (function_arg_32, function_arg_64): Split out ...
17125 (function_arg): ... from here.
17126 (ix86_pass_by_reference): Tidy.
17127 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17128 (function_value_32): New, from parts of ix86_function_value
17129 and ix86_value_regno.
17130 (function_value_64): New, from parts of ix86_function_value
17131 and ix86_libcall_value.
17132 (ix86_function_value_1): New.
17133 (ix86_function_value, ix86_libcall_value): Use it.
17134 (return_in_memory_32, return_in_memory_64): Split out ...
17135 (ix86_return_in_memory): ... from here.
17136 (ix86_struct_value_rtx): Skip for 64-bit.
17137 (ix86_libcall_value, ix86_value_regno): Remove.
17138 (setup_incoming_varargs_64): Split out ...
17139 (ix86_setup_incoming_varargs): ... from here.
17140 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17141 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17142 * config/i386/i386-protos.h (ix86_function_value): Remove.
17143 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17145 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17148 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17149 infinities not supported, otherwise emit warning if -Woverflow. On
17150 underflow, emit warning if -Woverflow.
17151 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17153 * real.h (real_from_string): Update declaration
17155 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17156 Richard Henderson <rth@redhat.com>
17158 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17159 * calls.c (compute_argument_block_size, expand_call,
17160 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17161 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17162 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17163 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17164 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17165 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17166 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17167 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17170 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17172 * c-incpath.c (add_sysroot_to_chain): New.
17173 (merge_include_chains): Add sysroot argument. Call
17174 add_sysroot_to_chain if sysrooted.
17175 (register_include_chains): Update call to merge_include_chains.
17176 * doc/cppopts.texi: Document use of '=' in include directory
17179 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17181 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17182 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17183 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17184 insn pattern using X87MODEF12 mode macro.
17186 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17188 * regmove.c (regmove_optimize): Use reg_mentioned_p
17189 instead of reg_overlap_mentioned_p for DST.
17191 2007-03-21 Mike Stump <mrs@apple.com>
17193 * c.opt: Fixup for Objective-C/C++.
17195 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17197 * explow.c (convert_memory_address): Fold memory reference when
17198 POINTERS_EXTEND_UNSIGNED < 0
17200 2007-03-21 Richard Henderson <rth@redhat.com>
17203 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17204 * config/i386/mmintrin.h (__m64): Likewise.
17205 * config/i386/xmmintrin.h (__m128): Likewise.
17207 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17209 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17210 (VXWORKS_OS_CPP_BUILTINS): Define.
17211 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17212 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17214 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17216 * rtl.h (constant_pool_reference_p): Delete.
17217 (find_constant_src): Declare.
17218 * rtlanal.c (find_constant_src): New function.
17219 * simplify-rtx.c (constant_pool_reference_p): Delete.
17220 * config/i386/i386.md: Use find_constant_src instead of
17221 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17223 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17225 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17226 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17228 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17230 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17231 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17232 (arm_elf_asm_constructor): Use it.
17233 (arm_elf_asm_destructor): New function.
17235 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17237 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17239 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17241 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17243 2007-03-19 Andrew Haley <aph@redhat.com>
17245 PR tree-optimization/31264
17246 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17247 VIEW_CONVERT_EXPRs.
17249 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17251 PR rtl-optimization/30907
17252 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17253 (fwprop_init): Always call loop_optimizer_initialize.
17254 (fwprop_done): Always call loop_optimizer_finalize.
17255 (fwprop): We always have loop info now.
17256 (gate_fwprop_addr): Remove.
17257 (pass_fwprop_addr): Use gate_fwprop as gate.
17259 PR rtl-optimization/30841
17260 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17261 df_chain_alloc): Call df_reorganize_refs unconditionally.
17262 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17263 refs_organized to refs_organized_size.
17264 (df_ref_create_structure): Use refs_organized_size instead of
17265 bitmap_size if refs had been organized, and keep refs_organized_size
17267 * df.h (struct df_ref_info): Change refs_organized to
17268 refs_organized_size.
17269 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17272 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17274 * except.c (output_function_exception_table): Do not reference the
17275 EH personality routine for functions that do not require an
17278 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17281 * c-typeck.c (convert_for_assignment): Call comptypes for
17282 RECORD_TYPE or UNION_TYPE.
17284 PR inline-asm/30505
17285 * reload1.c (reload): Do invalid ASM checking after
17286 cleanup_subreg_operands.
17288 2007-03-19 Jeff Law <law@redhat.com>
17290 * tree-cfg.c (find_taken_edge): Tighten conditions for
17291 optimizing computed gotos.
17293 2007-03-19 Michael Matz <matz@suse.de>
17295 * builtins.c (expand_builtin_sync_operation,
17296 expand_builtin_compare_and_swap,
17297 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17300 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17301 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17304 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17306 * doc/tm.texi: Add brackets around the return type of
17307 TARGET_SECONDARY_RELOAD.
17309 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17310 Richard Guenther <rguenther@suse.de>
17312 PR tree-optimization/31254
17313 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17314 Use handled_component_p () where appropriate. Continue
17315 propagating into the rhs if we propagated into an INDIRECT_REF
17318 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17320 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17321 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17322 (xde, xdee): Mode attributes adjusted to support DFP modes.
17323 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17324 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17325 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17326 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17327 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17328 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17329 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17331 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17332 "movsf"): Insn definitions removed.
17333 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17334 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17335 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17337 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17338 "reload_in<mode>", "reload_out<mode>"): Expander added.
17339 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17342 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17344 * config/s390/s390.md: Only non-functional changes. Renamed
17345 FPR mode macro to BFP all over the file.
17347 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17349 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17350 (op_type attribute): RRF instruction type added.
17351 (fT0): New mode attribute.
17352 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17353 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17354 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17355 instruction no secondary memory is needed when moving DFmode values
17356 between GPRs and FPRs.
17358 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17360 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17361 inverted and documentation adjusted.
17362 ("mhard-dfp", "msoft-dfp"): New options.
17363 * config/s390/s390.c (s390_handle_arch_option): New architecture
17365 (override_options): Sanity checks for the new options added.
17366 * config.gcc: New architecture switch: z9-ec.
17367 * config/s390/s390.h (processor_flags): PF_DFP added.
17368 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17369 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17370 when the bit is NOT set so remove it from the defaults.
17372 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17374 * genemit.c (main): Print include statement for dfp.h.
17375 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17378 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17380 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17382 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17385 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17386 instead of PATTERN.
17388 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17390 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17391 attr_length_call, output_call, output_indirect_call): Cleanup
17392 formatting of targetm calls.
17394 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17396 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17398 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17400 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17401 reservation, bypass and anti-bypass descriptions for these
17402 instructions. Update move patterns.
17403 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17406 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17408 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17409 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17410 (get_initial_def_for_reduction): Likewise.
17412 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17414 Fix PR tree-optimization/29922
17415 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17416 (get_representative): Removed.
17417 (value_dies_in_block_x): Update for rvuse removal.
17418 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17419 (compute_antic_aux): Handle when PHI nodes appear in
17420 non-single-successors.
17421 (dump_bitmap_of_names): Removed.
17422 (compute_antic_safe): Renamed and removed rvuse calculation.
17423 Calculate only antic safe.
17424 (insert_into_preds_of_block): Remove assert.
17425 (execute_pre): Update for renamed functions.
17426 (defer_or_phi_translate_block): New function.
17428 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17430 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17431 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17433 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17434 Follow spelling conventions.
17436 * tree-data-ref.h: Remove the prototype for analyze_array.
17438 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17440 PR tree-optimization/31041
17441 * tree-vect-transform.c (get_initial_def_for_induction): Call
17442 force_gimple_operand.
17444 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17446 * ipa-type-escape.c (look_for_casts) : Revert code to use
17447 handled_component_p due to ada test a-numaux.adb.
17449 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17451 * final.c (final_scan_insn): Alter the condition of a
17452 conditional trap if we have nonstandard CC.
17454 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17456 * configure.ac: Remove excess quoting from asm line 0 test.
17457 * configure: Rebuilt.
17459 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17461 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17462 * c-common.c (convert_and_check): Move warning logic to...
17463 (warnings_for_convert_and_check): ...here. Define.
17464 * c-common.h (warnings_for_convert_and_check): Declare.
17466 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17468 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17469 (output_call): Likewise.
17471 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17473 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17475 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17477 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17479 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17481 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17482 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17484 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17486 PR tree-optimization/31183
17487 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17488 Use double_int instead of unsigned int for representing access_strides.
17489 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17491 2007-03-16 Richard Guenther <rguenther@suse.de>
17493 PR tree-optimization/31146
17494 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17495 to allow recursion of forward_propagate_addr_expr.
17496 (forward_propagate_addr_into_variable_array_index): Likewise.
17497 (forward_propagate_addr_expr): Likewise.
17498 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17499 (forward_propagate_addr_expr_1): Recurse on simple copies
17500 instead of propagating into them. Do so for useless conversions
17502 (forward_propagate_addr_expr): Clean up unused statements after
17505 2007-03-16 Richard Guenther <rguenther@suse.de>
17507 * builtins.c (expand_builtin_cexpi): Use the right argument
17508 for the expansion via cexp.
17510 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17512 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17513 * configure: Rebuilt.
17515 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17518 * dwarf2out.c (force_type_die): Adjust comment.
17519 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17521 2007-03-15 DJ Delorie <dj@redhat.com>
17523 * config/frv/predicates.md (minmax_operator): Don't check operands
17526 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17528 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17529 Update constant estimates of number of iterations.
17530 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17531 argument renamed to "realistic".
17532 (compute_estimated_nb_iterations): Removed.
17533 (record_niter_bound): New function.
17534 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17535 call record_nonwrapping_iv with upper = false.
17536 (infer_loop_bounds_from_signedness): Pass upper argument to
17537 record_nonwrapping_iv.
17538 (estimate_numbers_of_iterations_loop): Do not call
17539 compute_estimated_nb_iterations. Record estimate based on profile
17540 information. Initialize the constant estimates of number of
17542 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17544 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17545 number of iterations is too small.
17546 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17547 (EST_NOT_AVAILABLE): Removed.
17548 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17549 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17552 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17554 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17555 Handle NE_EXPR guards.
17557 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17560 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17561 Set also -pedantic-errors by default for the preprocessor unless
17562 -fpermissive is given.
17564 2007-03-15 Richard Guenther <rguenther@suse.de>
17566 PR middle-end/29719
17567 PR middle-end/31161
17568 * builtins.c (expand_builtin_cexpi): As a fallback if we
17569 don't have builtins for sincos or cexp create a function
17570 declaration for cexp and expand to a call to that.
17571 (expand_builtin_int_roundingfn): Always fall
17572 back to floor/ceil and its variants even if they may be
17575 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17577 PR middle-end/31159
17578 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17579 jump tables, move the call to delete_dead_jumptables from here...
17580 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17581 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17582 don't allow merging of blocks that try_redirect_by_replacing_jump
17583 also does not handle when not optimizing.
17585 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17586 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17588 * config/i386/i386.md (x86_sahf_1): Correctly handle
17591 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17594 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17595 x86_64_general_operand as operand[2] predicate. Remove "iF"
17596 from operand constraints and use "e" constraint instead.
17597 (*subti3_1, *subti3_1 splitter): Ditto.
17598 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17599 operand[1] predicate.
17601 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17603 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17604 arrays, multiply the access strides by the size of the sub-array.
17605 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17607 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17609 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17610 the configured assembler supports the sahf mnemonic.
17611 * configure: Regenerate.
17612 * config.in: Regenerate.
17614 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17615 emit "sahf" or ".byte\t0x9e" as asm template.
17617 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17620 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17621 option to replace hard coded TARGET_xxx in md file.
17622 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17623 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17624 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17625 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17626 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17627 (X86_TUNE_NOT_VECTORMODE): Ditto.
17628 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17629 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17630 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17631 (TUNE_SLOW_IMUL_IMM8): Ditto.
17632 (TUNE_MOVE_M1_VIA_OR): Ditto.
17633 (TUNE_NOT_UNPAIRABLE): Ditto.
17634 (TUNE_NOT_VECTORMODE): Ditto.
17636 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17639 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17640 tuning options instead of hard coded TARGET_xxx.
17641 (fix ssemode peephole2's): Ditto.
17642 (imul peephole2's): Ditto.
17644 (movdi_or_rex64): Ditto.
17645 (move peephole2): Ditto.
17646 (not peephole2's): Ditto.
17648 2007-03-14 Dirk Mueller <dmueller@suse.de>
17650 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17651 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17652 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17654 * c-parser.c (c_parser_do_statement): Warn about empty body in
17655 do/while statement.
17656 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17657 * doc/invoke.texi (-Wempty-body): Update documentation.
17659 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17662 * c-common.h (warn_for_div_by_zero): Declare.
17663 * c-common.c (warn_for_div_by_zero): Define.
17664 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17667 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17669 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17670 to PREFIX and STANDARD_PREFIX.
17672 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17673 Phil Edwards <phil@codesourcery.com>
17675 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17676 (__gthread_once_t): Remove busy field for RTPs.
17677 (__GTHREAD_ONCE_INIT): Update accordingly.
17679 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17681 * doc/invoke.texi: Document VxWorks options.
17683 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17685 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17687 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17689 PR tree-optimization/30590
17690 * tree-nrv.c (tree_nrv): Check for the partial update of the
17693 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17695 * flags.h (flag_random_seed): Remove declaration, in favor of...
17696 * toplev.h (get_random_seed, set_random_seed): ... these.
17697 * tree.c (get_file_function_name): Use the former.
17698 * opts.c (common_handle_option): Use the latter.
17701 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17703 PR middle-end/31127
17704 * cse.c (cse_find_path): Do not bail out if a basic block that
17705 we already visited now becomes part of a path that starts at a
17706 different basic block. Just disallow this, to make sure we
17707 visit each basic block at most once.
17709 2007-03-13 Jan Hubicka <jh@suse.cz>
17711 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17712 attributes, when profile esitmate is present, calls with very low
17713 frequency are cold.
17715 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17717 PR tree-optimization/30730
17718 PR tree-optimization/26900
17719 * tree-ssa-loop-niter.c: Include gmp.h.
17720 (bounds): New type.
17721 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17722 split_to_var_and_offset, determine_value_range,
17723 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17724 bound_difference, bounds_add, bounds_negate,
17725 number_of_iterations_ne_max, dump_affine_iv): New functions.
17726 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17727 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17728 difference of initial and final value of control iv to validate
17730 (number_of_iterations_cond): Add loop parameter. Determine bounds
17731 on the difference of the extremes of the control iv. Add dumps.
17732 (expand_simple_operations): Handle phi nodes.
17733 (simplify_using_initial_conditions): Do not record used conditions.
17734 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17735 Do not set additional_info.
17736 (implies_nonnegative_p, implies_ge_p): Removed.
17737 (derive_constant_upper_bound): Do not use parameter `additional'.
17738 (record_estimate): Parameter `additional' removed. Parameter
17739 `i_bound' added. Do not call derive_constant_upper_bound.
17740 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17741 bound the number of iterations estimate.
17742 (estimate_numbers_of_iterations_loop): Pass the estimate from
17743 the number of iterations analysis to record_estimate.
17744 * tree.h (multiple_of_p): Declare.
17745 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17746 (scev_const_prop): Do not check expression_expensive_p.
17747 * fold-const.c (multiple_of_p): Exported.
17748 * double-int.c (double_int_mask): Exported.
17749 * double-int.h (double_int_mask): Declare.
17750 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17751 field. Added max field.
17753 2007-03-13 David Taylor <taylor@candd.org>
17756 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17759 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17762 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17763 two unamed patterns.
17765 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17767 * config/i386/i386.opt (mcx16, msahf): New options.
17768 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17769 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17771 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17772 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17773 Output -mcx16 and -msahf options when corresponding bit is set.
17775 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17776 and -msahf options.
17778 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17780 * configure.ac: Test for assembler tolerance to # 0 "".
17781 * configure, config.in: Rebuilt.
17782 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17784 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17786 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17788 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17789 (handle_syscall): Handle direct system calls.
17790 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17792 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17794 * doc/invoke.texi: Fix cpp.info cross-reference.
17795 * doc/passes.texi: Fix gcc.info cross-reference.
17797 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17799 PR tree-optimization/30835
17800 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17801 bb_for_stmt is not NULL before accessing it.
17803 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17805 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17808 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17811 * doc/install.texi: Document --enable-stage1-languages
17813 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17815 * tree-pass.h (pass_into_cfg_layout_mode,
17816 pass_outof_cfg_layout_mode): Declare.
17817 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17818 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17819 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17820 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17822 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17824 * c-decl.c (warn_variable_length_array): New function.
17825 Refactored from grokdeclarator to handle warn_vla
17826 and handle unnamed array case.
17827 (grokdeclarator): Refactored VLA warning case.
17828 * c.opt (Wvla): New flag.
17829 * doc/invoke.texi (Wvla): New warning.
17831 2007-03-12 Richard Henderson <rth@redhat.com>
17833 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17834 (TARGET_SECTION_TYPE_FLAGS): New.
17836 2007-03-12 Richard Henderson <rth@redhat.com>
17838 * config/darwin.c (machopic_reloc_rw_mask): New.
17839 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17840 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17842 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17844 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17845 * cppdefault.h (cpp_PREFIX): Document.
17846 (cpp_PREFIX_len): Likewise.
17847 (cpp_EXEC_PREFIX): New variable.
17848 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17849 * c-incpath.c (add_standard_paths): Correct logic for relocating
17850 paths within prefix.
17852 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17854 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17855 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17857 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17858 fix_truncdfdi_sse using SSEMODEF mode macro.
17859 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17860 fix_truncdfsi_sse using SSEMODEF mode macro.
17861 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17862 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17864 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17866 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17867 elfos.h to tm_file.
17869 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17871 * tree.h : Add multiple_of_p declaration.
17872 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17873 * ipa-type-escape.c (results_of_malloc): Redundant.
17874 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17875 (cast_type): Extended with new members.
17876 (check_cast): Returns cast_type.
17877 (cast): New structure for data of walk_use_def_chains.
17878 (is_malloc_result, is_cast_from_non_pointer_1,
17879 is_cast_from_non_pointer,
17880 is_array_access_through_pointer_and_index): New functions.
17881 (look_for_casts): Returns cast types.
17882 (check_call): Returns void.
17883 (okay_pointer_operation): Use support of pointer plus index,
17884 pointer plus constant and allow all multiplications.
17886 2007-03-11 Richard Guenther <rguenther@suse.de>
17888 PR tree-optimization/31115
17889 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17890 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17891 A shift count of zero is not special as with *_DIV_EXPR.
17892 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17895 2007-03-11 Ian Lance Taylor <iant@google.com>
17897 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17898 the *_DIV_EXPR codes correctly with overflow infinities.
17900 2007-03-11 Ira Rosen <irar@il.ibm.com>
17902 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17903 indicate success/failure of the analysis. Add negation to subtrahend
17904 in case of subtraction. Fail if both operands contain constants.
17905 (create_data_ref): Fail if analyze_offset fails.
17907 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17909 * config/i386/i386.md (frndintxf2): Rename to ...
17910 (rintxf2): ... this. Remove expander having same name.
17911 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17912 (roundsf2, rounddf2): Ditto.
17913 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17914 (lround<mode>di2, lround<mode>si2): Ditto.
17916 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17918 * lower-subreg.c: Include except.h.
17919 (decompose_multiword_subregs): Verify that the only control flow
17920 insns we can split are loads to multi-words pseudos.
17921 Handle breaking such blocks after splitting, instead of calling
17922 find_many_sub_basic_blocks.
17924 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17925 on the new basic block. Add a lengthy comment explaining why we
17926 thought this was necessary.
17927 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17929 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17932 * tree.c (walk_type_fields): Recurse into the element type of
17933 ARRAY_TYPEs if there is a pointer set.
17935 2007-03-10 Dirk Mueller <dmueller@suse.de>
17937 * c-common.c (warn_logical_operator): Fix condition.
17939 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17941 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17943 * config/darwin.c (machopic_select_section): Remove superfluous
17944 argument in call to categorize_decl_for_section. Remove unused
17947 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17949 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17951 * configure: Regenerate.
17953 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17956 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17957 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17958 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17959 Add LABEL_NUSES to emitted label.
17960 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17961 branch probability value to emitted jump insn.
17962 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17963 Do not check life information and do not re-arrange input operands
17964 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17966 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17968 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17969 the change of decode_asm_operands.
17971 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17973 * mode-switching.c (create_pre_exit): Skip blockage insn.
17975 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17977 * tree-pass.h (TODO_update_smt_usage): Remove.
17979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17983 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17985 * pa.c (attr_length_call): Revise condition for long
17986 pc-relative branch.
17987 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17988 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17989 sequence on SOM target.
17991 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17993 * gcc.c: Document %{, in big comment at top.
17994 (input_suffix_matches): Remove special handling for .s and
17996 (input_spec_matches): New.
17997 (handle_braces): Handle %{,.
17998 (validate_switches): ',' indicates a value which is not a switch.
17999 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18000 to detect assembler input.
18001 * config/i386/sol2.h (CPP_SPEC): Likewise.
18002 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18003 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18004 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18005 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18006 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18007 -m64 causes deployment target to default to 10.5.
18008 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18010 2007-03-09 Richard Henderson <rth@redhat.com>
18013 * target.h (targetm.asm.out.reloc_rw_mask): New.
18014 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18015 (TARGET_ASM_OUT): Use it.
18016 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18017 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18018 use the new reloc_rw_mask target hook instead.
18019 (default_section_type_flags_1): Merge into...
18020 (default_section_type_flags): ... here.
18021 (decl_readonly_section_1): Merge into...
18022 (decl_readonly_section): ... here.
18023 (default_elf_select_section_1): Merge into...
18024 (default_elf_select_section): ... here.
18025 (default_unique_section_1): Merge into...
18026 (default_unique_section): ... here.
18027 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18028 (default_select_rtx_section): Use it.
18029 (default_elf_select_rtx_section): Likewise.
18030 * output.h: Update to match.
18031 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18032 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18033 (TARGET_ASM_RELOC_RW_MASK): New.
18034 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18035 to categorize_decl_for_section.
18036 (x86_64_elf_unique_section): Likewise.
18037 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18038 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18039 (TARGET_ASM_RELOC_RW_MASK): New.
18040 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18041 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18042 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18043 (TARGET_RWRELOC): Remove.
18044 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18045 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18046 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18047 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18048 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18049 (rs6000_xcoff_select_section): Use decl_readonly_section.
18050 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18051 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18052 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18053 (TARGET_SECTION_TYPE_FLAGS): Remove.
18054 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18056 2007-03-09 Roger Sayle <roger@eyesopen.com>
18058 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18059 complex constant equality/inequality comparisons for here.
18060 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18061 known at compile-time or can be simplified to a scalar comparison.
18062 (fold_relational_const): Move compile-time evaluation of complex
18063 constant equality/inequality comparisons to here.
18065 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18067 PR rtl-optimization/30643
18068 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18070 (fold_rtx): Recurse, like before 2006-11-03.
18072 2007-03-09 DJ Delorie <dj@redhat.com>
18074 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18077 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18079 PR tree-optimization/30375
18080 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18081 LHS of statements is not the same.
18082 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18084 2007-03-09 Chao-ying Fu <fu@mips.com>
18086 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18088 * doc/invoke.texi (-mdspr2): Document new option.
18089 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18090 New unspec for DSP REV 2.
18091 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18092 these instructions are extended in DSP REV 2.
18093 (mips-dspr2.md): Include.
18094 * config/mips/mips.opt (mdspr2): New option.
18095 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18096 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18097 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18098 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18099 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18100 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18101 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18103 (bdesc_map): Add one field of unsupported_target_flags.
18104 (bdesc_arrays): Update entries to have extra fields. Add
18106 (mips_init_builtins): Initialize new function types.
18107 Check unsupported_target_fileds to filter out builtins.
18108 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18110 (ASM_SPEC): Pass mdspr2 to the assembler.
18111 * config/mips/mips-dspr2.md: New file.
18113 2007-03-09 Sa Liu <saliu@de.ibm.com>
18115 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18117 2007-03-09 Ian Lance Taylor <iant@google.com>
18119 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18120 argument) like -Wstrict-overflow=2.
18121 * doc/invoke.texi (Warning Options): Update documentation.
18123 2007-03-09 Dirk Mueller <dmueller@suse.de>
18126 * doc/invoke.texi (-Wlogical-op): Document.
18127 * common.opt (-Wlogical-op): New.
18128 * c-common.h (warn_logical_operator): Declare.
18129 * c-common.c (warn_logical_operator): Define.
18130 * c-typeck.c (parser_build_binary_op): Call
18131 warn_logical_operator.
18133 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18135 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18136 * final.c (final_scan_insn): Test for non-"" file name.
18138 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18140 * doc/loop.texi: Document the Omega linear constraints solver.
18141 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18142 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18143 omega-hash-table-size, omega-max-keys, and
18144 omega-eliminate-redundant-constraints.
18145 * tree-pass.h (pass_check_data_deps): Declared.
18148 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18149 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18150 pass_check_data_deps): New.
18151 * tree-data-ref.c (init_data_ref): Remove declaration.
18152 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18153 (analyze_array): Renamed init_array_ref, move up initializations.
18154 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18155 Removed arguments that are set to NULL.
18156 (analyze_indirect_ref): Correct indentation, correct call to
18158 (object_analysis): Call init_array_ref instead of analyze_array.
18159 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18160 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18161 of DR_ACCESS_FNS_ADDR.
18162 (init_omega_eq_with_af, omega_extract_distance_vectors,
18163 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18164 ddr_consistent_p): New.
18165 (compute_affine_dependence): Check consistency of ddrs when
18166 flag_check_data_deps is passed.
18167 (analyze_all_data_dependences): Uncomment.
18168 (tree_check_data_deps): New.
18169 * tree-data-ref.h: Include omega.h.
18170 (DR_ACCESS_FNS_ADDR): Removed.
18171 (data_dependence_relation): Add inner_loop.
18172 (DDR_INNER_LOOP): New.
18173 * common.opt (fcheck-data-deps): New.
18174 * tree-flow.h (tree_check_data_deps): Declare.
18175 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18176 (OBJS-common): Depend on omega.o.
18178 * passes.c (pass_check_data_deps): Scheduled.
18179 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18180 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18181 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18182 PARAM_VECT_MAX_VERSION_CHECKS,
18183 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18185 2007-03-09 Richard Guenther <rguenther@suse.de>
18187 PR tree-optimization/30904
18188 PR middle-end/31058
18189 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18190 the same way as *_DIV_EXPR.
18192 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18194 * recog.c (decode_asm_operands): No mixed declarations and code.
18196 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18198 * rtl.def (ASM_INPUT): Add location.
18199 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18200 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18201 (decode_asm_operands): Add loc operand.
18202 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18203 * stmt.c (expand_asm): Rename to...
18204 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18205 gen_rtx_ASM_INPUT_loc.
18206 (expand_asm_expr): Adjust.
18207 * recog.c (decode_asm_operands): Add loc operand.
18208 (check_asm_operands, extract_insn): Adjust.
18209 * reload1.c (maybe_fix_stack_asms): Likewise.
18210 * final.c (asm_insn_count): Likewise.
18211 (final_scan_insn): Output # line before and after asm.
18213 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18215 * tree-ssa-structalias.c (variable_info): Remove
18217 (new_var_info): Ditto.
18218 (shared_bitmap_info_t): New structure.
18219 (shared_bitmap_table): New variable.
18220 (shared_bitmap_hash): New function.
18221 (shared_bitmap_eq): Ditto
18222 (shared_bitmap_lookup): Ditto.
18223 (shared_bitmap_add): Ditto.
18224 (merge_smts_into): Change to take bitmap directly.
18225 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18226 (init_alias_vars): Init shared bitmap hashtable.
18227 (delete_points_to_sets): Delete shared bitmap hashtable.
18228 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18229 is_aliased removal as a change that was still necessary was
18232 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18234 * config/i386/i386.h (override_options): Conditionally disable
18235 x86_sahf for 64bit targets only.
18237 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18240 * c-decl.c (merge_decls): Don't call make_var_volatile.
18241 * varasm.c (make_var_volatile): Remove.
18242 * output.h (make_var_volatile): Remove.
18244 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18246 PR tree-optimization/31085
18247 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18249 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18251 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18252 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18253 ATTR_CONST_NOTHROW_LIST.
18255 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18258 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18260 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18262 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18265 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18267 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18268 passed, use shared libgcc.
18270 2007-03-08 Roger Sayle <roger@eyesopen.com>
18272 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18273 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18274 (honor_protect_cleanup_actions, lower_try_finally_switch):
18276 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18277 ifc_temp_var): Likewise.
18278 * tree-inline.c (setup_one_parameter): Likewise.
18279 * tree-mudflap.c (mf_decl_cache_locals,
18280 mf_build_check_statement_for): Likewise.
18281 * tree-nested.c (init_tmp_var, save_tmp_var,
18282 finalize_nesting_tree_1): Likewise.
18283 * tree-outof-ssa.c (insert_copy_on_edge,
18284 insert_backedge_copies): Likewise.
18285 * tree-profile.c (tree_gen_edge_profiler,
18286 tree_gen_ic_profiler): Likewise.
18287 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18288 * tree-sra.c (sra_build_assignment): Likewise.
18289 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18290 * tree-ssa-math-opts.c (insert_reciprocals,
18291 execute_cse_sincos_1): Likewise.
18292 * tree-tailcall.c (adjust_accumulator_values,
18293 adjust_return_value): Likewise.
18294 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18295 * tree-vect-transform.c (vect_create_data_ref_ptr,
18296 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18297 vect_create_epilog_for_reduction, vectorizable_reduction,
18298 vectorizable_call, vectorizable_conversion,
18299 vectorizable_assignment, vectorizable_operation,
18300 vectorizable_type_demotion, vect_gen_widened_results_half,
18301 vect_permute_store_chain, vectorizable_store,
18302 vect_setup_realignment, vect_permute_load_chain,
18303 vectorizable_load, vectorizable_condition,
18304 vect_create_cond_for_align_checks): Likewise.
18305 * tree-vrp.c (build_assert_expr_for): Likewise.
18307 2007-03-08 Ian Lance Taylor <iant@google.com>
18309 * tree-vrp.c: Include "intl.h".
18310 (usable_range_p): New static function.
18311 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18312 overflowed values, juts set *strict_overflow_p.
18313 (compare_values): Only return -2 if one of the operands is not a
18315 (compare_ranges): Call usable_range_p.
18316 (compare_range_with_value): Likewise.
18317 (vrp_evaluate_conditional_warnv): Rename from
18318 vrp_evaluate_conditional. Make static. Change all callers.
18319 (vrp_evaluate_conditional): New function.
18320 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18321 on signed overflow.
18322 (simplify_abs_using_ranges): Likewise.
18323 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18324 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18325 within_stmt parameter.
18326 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18327 vrp_evaluate_conditional.
18328 * tree-ssa-threadedge.c
18329 (record_temporary_equivalences_from_stmts_at_dest): Change
18330 simplify parameter to take a second tree parameter.
18331 (simplify_control_stmt_condition): Likewise.
18332 (thread_across_edge): Likewise.
18333 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18334 (thread_across_edge): Likewise.
18335 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18337 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18339 * config/i386/i386.h (TARGET_SAHF): New define.
18340 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18341 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18342 (x86_sahf): New global variable.
18343 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18344 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18345 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18346 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18348 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18349 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18350 when expanding fcomi/sahf based tests.
18351 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18352 expanding sahf based alternative. Emit sahf based sequence when
18353 optimizing for code size.
18354 * config/i386/i386.md (x86_sahf_1): Do not disable for
18355 TARGET_64BIT, enable for TARGET_SAHF.
18357 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18359 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18360 spurious whitespace from error message.
18362 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18365 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18367 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18369 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18371 * tree-sra.c (instantiate_element): Propagate disabled warnings
18372 from the element itself to the created variable.
18374 2007-03-07 Richard Henderson <rth@redhat.com>
18377 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18378 silently fix up the stack in the case of a missing register.
18380 2007-03-07 Paul Brook <paul@codesourcery.com>
18382 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18384 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18386 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18388 (phase1_vrs): Use them.
18389 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18390 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18391 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18392 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18393 __gnu_Unwind_Restore_WMMXC if required.
18394 (_Unwind_VRS_Pop): Implement iWMMXt support.
18395 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18396 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18397 gnu_Unwind_Save_WMMXC): Define.
18399 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18401 * config/vxworks.h (vxworks_override_options): Declare.
18402 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18403 * config/vxworks.c: Include target.h and toplev.h.
18404 (vxworks_override_options): New function.
18405 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18407 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18409 * config/s390/s390.c (override_options): Don't emit an error when
18410 -mstack-size is used without providing -mstack-guard.
18411 (s390_emit_prologue): Choose stack_guard value automatically if not
18412 provided via command line.
18413 * doc/invoke.texi: Adjust description of -mstack-guard and
18416 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18418 * config/i386/i386.c (output_set_got): Add a GOT initialization
18419 sequence for VxWorks PIC.
18420 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18421 around labels as well as symbols. Use gotoff_operand instead
18422 of local_symbolic_operand.
18423 (legitimize_pic_address): Use gotoff_operand instead of
18424 local_symbolic_operand. Use @GOT accesses for labels as
18426 (ix86_output_addr_diff_elt): Use PC-relative rather than
18427 GP-relative offsets for VxWorks PIC.
18428 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18429 no_new_pseudos. Check whether the returned register is op0.
18430 * config/i386/i386.md (tablejump): Use PC-relative rather than
18431 GP-relative offsets for VxWorks PIC.
18432 * config/i386/predicates.md (gotoff_operand): New predicate.
18434 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18436 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18438 * config/vxworks-dummy.h: New file.
18439 * config/i386/i386.h: Include it.
18441 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18443 * dwarf2out.c (is_inlined_entry_point): New
18444 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18445 DW_AT_ranges if the first subblock is the entry point.
18447 2007-03-06 David Daney <ddaney@avtrex.com>
18449 * doc/install.texi (mips-*-*): Change recommended binutils
18452 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18454 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18455 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18457 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18458 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18460 2007-03-06 Jan Hubicka <jh@suse.cz>
18462 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18463 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18465 (probably_cold_bb_p): Cold functions are cold.
18466 (probably_never_executed_bb_p): Cold functions are cold.
18467 (tree_bb_level_predictions): Predict calls to cold functions as not
18469 (compute_function_frequency): Check hot/cold attributes.
18470 * function.h (function_frequency): Update comments.
18471 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18472 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18473 (c_common_att): Add cold and hot.
18475 * doc/extend.texi (hot,cold attributes): Document.
18477 2007-03-06 Andrew Haley <aph@redhat.com>
18479 * function.c (expand_function_end): Move blockage to just after we
18480 emit the label for the naked return from the function.
18482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18484 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18487 2007-03-06 Jan Hubicka <jh@suse.cz>
18489 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18490 loaded for constant large models. Non-large 64bit PIC can do.
18491 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18492 * cmodel.h: Add LARGE PIC.
18493 * i386.md (UNSPEC_PLTOFF): New.
18494 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18496 (*call_1_rex64): Disable for large models.
18497 (*call_1_rex64_large): New.
18498 (*call_value_1_rex64): Disable for large models.
18499 (*call_value_1_rex64_large): New.
18500 (set_rip_rex4): New.
18501 (set_got_offset_rex64): New.
18502 * predicates.md (constant_call_address_operand): For large model
18503 constant calls are not possible.
18504 * i386-protos.h (construct_plt_address): Declare.
18505 * i386.c (override_options): Accept large models.
18506 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18507 (legitimate_constant_p): Add new UNSPECs.
18508 (legitimate_pic_operand_p): Likewise.
18509 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18510 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18512 (output_pic_addr_const): Add PLTOFF.
18513 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18514 (ix86_expand_move): Legitimize pic address when in PIC mode.
18515 (construct_plt_address): New function.
18516 (ix86_expand_call): Offload the address to register and use GOT
18517 pointer for large model.
18518 * invoke.texi (mcmodel=large): Update documentation.
18520 2007-03-06 Richard Henderson <rth@redhat.com>
18522 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18523 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18524 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18525 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18526 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18527 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18528 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18529 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18530 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18531 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18532 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18533 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18534 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18535 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18536 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18537 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18538 x86_schedule, x86_use_bt, x86_pad_returns,
18539 x86_use_xchgb): Merge into ...
18540 (ix86_tune_features): ... here. New array.
18541 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18542 x86_bswap): Merge into ...
18543 (ix86_arch_features): ... here. New array.
18544 (x86_3dnow_a): Remove.
18545 (x86_accumulate_outgoing_args): Make static.
18546 (x86_arch_always_fancy_math_387): Make static.
18547 (ix86_tune_mask, ix86_arch_mask): Move ...
18548 (override_options): ... to local variables here. Apply the
18549 appropriate mask to each element of ix86_arch_features and
18550 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18551 as were done in the old macros.
18552 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18553 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18554 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18555 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18556 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18557 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18558 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18559 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18560 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18561 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18562 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18563 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18564 x86_accumulate_outgoing_args, x86_prologue_using_move,
18565 x86_epilogue_using_move, x86_decompose_lea,
18566 x86_arch_always_fancy_math_387, x86_shift1,
18567 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18568 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18569 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18570 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18571 x86_use_incdec, x86_pad_returns, x86_bswap,
18572 x86_partial_flag_reg_stall): Remove.
18573 (enum ix86_tune_indices): New.
18574 (ix86_tune_features): New.
18575 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18576 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18577 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18578 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18579 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18580 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18581 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18582 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18583 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18584 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18585 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18586 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18587 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18588 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18589 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18590 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18591 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18592 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18593 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18594 TARGET_EXT_80387_CONSTANTS): Use it.
18595 (enum ix86_arch_indices): New.
18596 (ix86_arch_features): New.
18597 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18598 TARGET_BSWAP): Use it.
18599 (ix86_tune_mask, ix86_arch_mask): Remove.
18601 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18604 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18605 Define using $${sysroot_headers_suffix}.
18606 * configure: Regenerate.
18607 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18608 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18610 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18611 * gcc.c (print_sysroot_headers_suffix): New.
18612 (option_map): Include --print-sysroot-headers-suffix.
18613 (display_help): Mention -print-sysroot-headers-suffix.
18614 (process_command): Handle -print-sysroot-headers-suffix.
18615 (do_spec_1): Append multilib directory to include-fixed path if
18616 sysroot suffixes in use.
18617 (main): Handle -print-sysroot-headers-suffix.
18618 * Makefile.in (start.encap): Don't depend on xlimits.h
18619 (xlimits.h): Remove.
18620 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18621 limits.h for each multilib in fixinc_list.
18622 (fixinc_list, s-fixinc_list): New.
18623 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18624 generate them for each multilib in fixinc_list.
18625 (stmp-fixproto): Use include-fixed. Run fixproto for each
18626 multilib in fixinc_list.
18627 (mostlyclean): Don't remove xlimits.h.
18628 (clean): Remove include-fixed.
18629 (real-install-headers-tar, real-install-headers-cpio,
18630 real-install-headers-cp): Don't copy include, only include-fixed.
18631 (install-mkheaders): Depend on fixinc_list. Don't depend on
18632 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18633 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18634 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18636 2007-03-06 Jan Hubicka <jh@suse.cz>
18638 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18641 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18643 * configure.ac: Allow tm_file to contain build-directory files.
18644 * configure: Regenerate.
18645 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18646 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18647 * config/m68k/print-sysroot-suffix.sh: New file.
18649 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18651 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18652 of pic_offset_table_rtx if reload_completed.
18653 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18654 PIC_OFFSET_TABLE_REGNUM.
18655 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18657 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18658 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18660 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18662 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18663 functions that call eh_return.
18665 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18667 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18668 functions that need a constant pool.
18670 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18673 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18674 (m68k_preferred_reload_class): Likewise.
18675 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18676 (SECONDARY_RELOAD_CLASS): Define.
18677 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18678 (LIMIT_RELOAD_CLASS): Delete.
18679 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18680 registers from storing bytes.
18681 (m68k_secondary_reload_class): New function.
18682 (m68k_preferred_reload_class): Likewise.
18684 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18686 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18688 (m68k_expand_prologue): Likewise.
18690 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18692 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18693 (mips_expand_epilogue): Add a bool parameter.
18694 (m68k_legitimize_sibcall_address): Declare.
18695 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18696 (m68k_expand_epilogue): Add a parameter to select between sibling
18697 and normal epilogues. Only generate a return for the latter.
18698 (m68k_ok_for_sibcall_p): New function.
18699 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18700 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18701 (sibcall_value, *sibcall_value): Likewise.
18702 (*call, *call_value): Require !SIBLING_CALL_P.
18703 (epilogue): Update call to m68k_expand_epilogue.
18704 (sibcall_epilogue): New pattern.
18705 * config/m68k/predicates.md (const_call_operand): Say that this
18706 predicate applies to sibling calls too.
18707 (sibcall_operand): New predicate.
18709 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18711 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18712 alternatives as movsi_cf.
18713 (movsf_cf_hard): Add commentary.
18715 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18716 Richard Sandiford <richard@codesourcery.com>
18718 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18719 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18720 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18721 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18722 as being live on exit from an interrupt function.
18723 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18724 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18725 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18726 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18727 (m68k_interrupt_function_p): Globalize.
18728 (m68k_compute_frame_layout): Remove reverse mask code.
18729 (m68k_emit_movem, m68k_set_frame_related): New functions.
18730 (m68k_output_function_prologue): Delete in favor of...
18731 (m68k_expand_prologue): ...this new function.
18732 (m68k_output_function_epilogue): Delete in favor of...
18733 (m68k_expand_epilogue): ...this new function.
18734 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18736 (print_operand): Handle %?.
18737 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18738 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18739 (prologue, epilogue): New patterns.
18740 (return): Turn into a define_expand.
18741 (*return): New pattern, derived from old "return" pattern. Use rte
18742 rather than rts for interrupt functions. Only use rtd if the pop
18744 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18745 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18746 (link, *link, unlink, *unlink, load_got): Likewise.
18748 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18752 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18753 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18754 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18755 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18756 and m68k_matches_u_p.
18757 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18758 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18759 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18760 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18761 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18762 (REG_STRICT_P): New macro.
18763 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18764 PCREL_GENERAL_OPERAND_OK.
18765 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18766 m68k_legitimate_base_reg_p.
18767 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18768 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18769 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18770 * config/m68k/m68k.c (m68k_address): New structure.
18771 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18772 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18773 (m68k_jump_table_ref_p, m68k_decompose_address)
18774 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18775 (m68k_matches_u_p): New functions.
18776 (print_operand_address): Rewrite to use m68k_decompose_index.
18778 2007-03-05 David Taylor <dtaylor@emc.com>
18780 * gcc.c: Correct copyright date in --version output.
18782 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18784 * pa.md: In unamed move patterns, disparge copies between general
18785 and floating point registers using '?' modifier. Don't include 'f'
18786 constraint for register preferences in DImode, SImode, HImode and
18787 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18788 Remove constraints for copies between general and floating registers
18789 in soft-float DFmode pattern.
18790 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18794 2007-03-05 Mike Stump <mrs@apple.com>
18796 * c-common.c (targetcm): Add.
18797 * c-opts.c (c_common_handle_option): Handle language specific
18799 * opts.c (handle_option): Verify language for target options, if
18801 * opth-gen.awk: Add CL_LANG_ALL.
18802 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18803 (TARGETCM_INITIALIZER): Add.
18804 * target.h (struct gcc_targetcm): Add.
18806 * targhooks.c (default_handle_c_option): Add.
18807 * targhooks.h (default_handle_c_option): Add.
18808 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18810 * config/darwin.opt (iframework): Add.
18811 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18812 * config/darwin-c.c (handle_c_option): Add.
18813 (TARGET_HANDLE_C_OPTION): Add.
18815 * doc/invoke.texi (Darwin Options): Add -iframework.
18817 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18819 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18822 2007-03-05 Ian Lance Taylor <iant@google.com>
18824 * c.opt (fgnu89-inline): New option.
18825 * c-opts.c (c_common_post_options): Set default value for
18827 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18828 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18830 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18831 (grokdeclarator, start_function): Likewise.
18832 * c-cppbuiltin.c (c_cpp_builtins): Define either
18833 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18834 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18835 (C Dialect Options): Document -fgnu89-inline.
18836 * doc/extend.texi (Function Attributes): Explain what the
18837 gnu_inline attribute does.
18838 * doc/cpp.texi (Common Predefined Macros): Document
18839 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18841 2007-03-05 Ian Lance Taylor <iant@google.com>
18843 PR tree-optimization/31034
18844 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18845 half-range if the other side is an overflow infinity.
18847 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18849 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18850 (bfin*-linux-uclibc*): New configuration.
18851 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18853 * config/bfin/linux.h: New file.
18854 * config/bfin/libgcc-bfin.ver: New file.
18855 * config/bfin/t-bfin-uclinux: New file.
18856 * config/bfin/t-bfin-linux: New file.
18857 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18858 (TARGET_OS_CPP_BUILTINS): New macro.
18860 2007-03-05 Richard Guenther <rguenther@suse.de>
18862 * fold-const.c (fold_binary): Remove duplicate folding
18863 of comparison of non-null ADDR_EXPR against null.
18865 2007-03-05 Richard Guenther <rguenther@suse.de>
18866 Dorit Nuzman <dorit@il.ibm.com>
18868 PR tree-optimization/26420
18869 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18870 are no loops in the function. Only print the number of
18871 vectorized loops if it is greater than zero or we are supposed
18872 to print information about unvectorized loops.
18874 2007-03-05 Revital Eres <eres@il.ibm.com>
18876 * gcc.dg/var-expand1.c: New test.
18877 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18878 when an accumulator is expanded.
18880 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18883 * c-common.c (convert_and_check): Don't give warnings for
18884 conversion if 'expr' already overflowed.
18886 2007-03-04 Roger Sayle <roger@eyesopen.com>
18888 PR middle-end/30744
18889 * fold-const.c (fold_comparison): Enforce type consistency when
18890 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18892 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18894 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18895 containing a cast to the base of TARGET_MEM_REF.
18897 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18899 * tree.c (tree_contains_struct_check_failed): Remove spurious
18900 whitespace from error message.
18902 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18905 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18906 instead of precision.
18908 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18909 Nathan Sidwell <nathan@codesourcery.com>
18911 * emit-rtl.c (find_auto_inc): New.
18912 (try_split): recreate REG_INC notes,
18913 Use regular for loops rather than whiles.
18915 2007-03-03 Andreas Schwab <schwab@suse.de>
18917 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18918 * configure: Regenerate.
18920 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18922 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18923 flag_rounding_math, not flag_unsafe_math_optimizations.
18925 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18927 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18928 alpha_fold_vector_minmax): Likewise.
18929 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18930 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18932 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18934 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18935 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18936 if the lhs has side-effects.
18937 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18939 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18941 * config/i386/i386.h (TUNEMASK): Remove define.
18942 (ARCHMASK): Remove define.
18943 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18944 Use ix86_arch_mask variable instead of ARCHMASK.
18945 * config/i386/i386.c (override_options): Ditto.
18946 (standard_80387_constant_p): Ditto.
18948 2007-03-02 Ian Lance Taylor <iant@google.com>
18950 Used signed infinities in VRP.
18951 * tree-vrp.c (uses_overflow_infinity): New static function.
18952 (supports_overflow_infinity): New static function.
18953 (make_overflow_infinity): New static function.
18954 (negative_overflow_infinity): New static function.
18955 (positive_overflow_infinity): New static function.
18956 (is_negative_overflow_infinity): New static function.
18957 (is_positive_overflow_infinity): New static function.
18958 (is_overflow_infinity): New static function.
18959 (overflow_infinity_range_p): New static function.
18960 (compare_values_warnv): New function split out of compare_values.
18961 (compare_value): Call it.
18962 (set_value_range_to_nonnegative): Add overflow_infinity
18963 parameter. Change caller.
18964 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18966 (vrp_expr_computes_nonzero): Likewise.
18967 (compare_ranges, compare_range_with_value): Likewise.
18968 (compare_name_with_value, compare_names): Likewise.
18969 (vrp_evaluate_conditional): Likewise.
18970 (set_value_range): Handle infinity
18971 (vrp_operand_equal_p, operand_less_p): Likewise.
18972 (extract_range_from_assert): Likewise.
18973 (vrp_int_const_binop): Likewise.
18974 (extract_range_from_binary_expr): Likewise.
18975 (extract_range_from_unary_expr): Likewise.
18976 (extract_range_from_comparison): Likewise.
18977 (extract_range_from_expr): Likewise.
18978 (dump_value_range): Likewise.
18979 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18980 (test_for_singularity): Likewise.
18981 (vrp_int_const_binop): Remove inline qualifier.
18982 (adjust_range_with_scev): Add comment.
18983 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18985 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18987 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18988 (get_constraint_for): Likewise.
18989 (do_structure_copy): Likewise.
18990 (find_func_aliases): Fix references to MODIFY_EXPR.
18991 (intra_create_variable_infos): Tidy.
18992 * tree-ssa-operands.c (add_virtual_operand): Add argument
18994 When adding members of alias sets, if IS_CALL_SITE is true and
18995 the symbol is not call-clobbered, skip it.
18996 Adjust all callers.
18998 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19000 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19001 entry by means of emit_insn_at_entry.
19003 2007-03-02 Richard Henderson <rth@redhat.com>
19005 * expr.h (promoted_input_arg): Remove decl.
19006 * function.c (promoted_input_arg): Merge into ...
19007 * combine.c (setup_incoming_promotions): ... only caller.
19008 Rearrange to avoid double loop.
19010 2007-03-02 Ben Elliston <bje@au.ibm.com>
19011 Peter Bergner <bergner@vnet.ibm.com>
19012 Janis Johnson <janis187@us.ibm.com>
19014 * config/rs6000/dfp.md: New file.
19015 * config/rs6000/rs6000.md: Include dfp.md.
19016 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19017 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19018 and TDmode decimal float modes in FP registers.
19019 (num_insns_constant): Likewise.
19020 (rs6000_legitimate_offset_address_p): Likewise.
19021 (rs6000_legitimize_address): Likewise.
19022 (rs6000_legitimize_reload_address): Likewise.
19023 (rs6000_legitimate_address): Likewise.
19024 (rs6000_emit_move): Likewise.
19025 (function_arg_boundary): Likewise.
19026 (function_arg_advance): Likewise.
19027 (rs6000_darwin64_record_arg_recurse): Likewise.
19028 (function_arg): Likewise.
19029 (rs6000_gimplify_va_arg): Likewise.
19030 (rs6000_split_multireg_move): Likewise.
19031 (rs6000_output_function_epilogue): Likewise.
19032 (rs6000_output_function_epilogue): Likewise.
19033 (rs6000_register_move_cost): Likewise.
19034 (rs6000_function_value): Likewise.
19035 (rs6000_libcall_value): Likewise.
19037 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19039 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19041 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19043 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19044 Use $MULTIDIR to choose between the kernel and RTP headers,
19045 and use $WIND_BASE and $WIND_USR to locate them.
19047 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19049 * config/i386/i386.c (override_options): Put initialization of
19050 ix86_tune_mask and ix86_arch_mask to the correct place.
19052 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19053 Michael Meissner <michael.meissner@amd.com>
19056 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19057 (ARCHMASK): Define.
19058 (TARGET_CMOVE): Use ARCHMASK.
19059 (TARGET_CMPXCHG): Ditto.
19060 (TARGET_CMPXCHG8B): Ditto.
19061 (TARGET_XADD): Ditto.
19062 (TARGET_BSWAP): Ditto.
19063 * config/i386/i386.c (ix86_tune_mask): New global variable.
19064 (ix86_arch_mask): Ditto.
19065 (override_options): Initialize ix86_tune_mask and
19066 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19069 2007-03-02 Ben Elliston <bje@au.ibm.com>
19072 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19074 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19076 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19077 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19078 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19079 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19081 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19082 rs6000_init_dwarf_reg_sizes_extra): New.
19083 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19084 SPE register high parts.
19086 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19088 * Makefile.in: Add install-pdf target as
19089 copied from automake v1.10 rules.
19090 * configure.ac: Add install-pdf to target list.
19091 * configure: Regenerate.
19093 2007-03-01 Paul Brook <paul@codesourcery.com>
19095 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19096 modes to LDRD for DImode.
19097 (output_move_double): Fixup out of range ldrd/strd.
19098 (vfp_secondary_reload_class): Rename...
19099 (coproc_secondary_reload_class): ... to this. Add wb argument.
19100 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19101 coproc_secondary_reload_class for CLASS_IWMMXT.
19102 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19103 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19105 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19107 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19108 unroll factor by the estimated number of iterations.
19109 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19110 than prefetch latency.
19112 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19113 decode_caches_intel, detect_caches_intel): New functions.
19114 (host_detect_local_cpu): Use detect_caches_amd and
19115 detect_caches_intel.
19117 2007-03-01 Richard Henderson <rth@redhat.com>
19119 * expr.c (emit_move_complex_push): Export.
19120 (emit_move_complex_parts): Split out from ...
19121 (emit_move_complex): ... here.
19122 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19123 * config/i386/i386.md (movcdi): New.
19125 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19127 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19128 size of mode1 to check for tieable modes in MMX case.
19130 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19132 * Makefile.in (rtlanal.o): Depend on tree.h.
19133 * rtl.h (offset_within_section_p, split_const): Declare.
19134 * rtlanal.c: Include tree.h.
19135 (offset_within_block_p): New function, taken from
19136 mips_offset_within_object_p.
19137 (split_const): New function, taken from mips_split_const.
19138 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19140 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19141 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19142 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19143 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19144 (m68k_illegitimate_symbolic_constant_p): New function.
19145 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19146 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19147 symbolic constant that might be outside the symbol's section,
19148 move the symbol first and then add the offset.
19149 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19151 * config/mips/mips.c (mips_split_const): Delete.
19152 (mips_offset_within_object_p): Delete.
19153 (mips_symbolic_constant_p): Use offset_within_section_p and
19154 split_const instead of mips_offset_within_object_p and
19156 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19157 (mips_legitimize_const_move, print_operand_reloc)
19158 (mips_dangerous_for_la25_p): Use split_const instead of
19161 2007-02-28 Eric Christopher <echristo@apple.com>
19163 * Makefile.in (install-include-dir): Don't rm -rf include.
19165 2007-02-28 Richard Guenther <rguenther@suse.de>
19167 PR middle-end/30364
19168 * fold-const.c (fold_binary): Do not associate expressions
19169 with more than one variable for integer types that do not wrap.
19171 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19173 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19174 Delete, and replace with...
19175 (fold_builtin_call_array): This. Update callers to use it.
19176 * fold-const.c (fold_build_call_list): Delete, and replace with...
19177 (fold_build_call_array): This.
19178 (fold_build_call_list_initializer): Delete, and replace with...
19179 (fold_build_call_array_initializer): This.
19180 * tree.h: Update declarations to reflect above changes.
19182 * c-typeck.c (build_function_call): Store converted arguments
19183 in a stack-allocated array instead of building a list.
19184 (convert_arguments): Store arguments in the array passed in as an
19185 argument, and return the actual number of arguments.
19186 * c-format.c: (check_function_format): Pass arguments in an
19187 array instead of a list.
19188 * c-common.c (check_function_nonnull): Likewise.
19189 (check_function_sentinel): Likewise.
19190 (check_function_arguments): Likewise.
19191 * c-common.h: Update declarations to reflect above changes.
19193 2007-02-28 Jan Hubicka <jh@suse.cz>
19195 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19196 PRED_NEGATIVE_RETURN): Update outcomes.
19198 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19200 * calls.c (emit_library_call_value_1): Handle partial registers
19201 correctly when building up CALL_INSN_FUNCTION_USAGE.
19203 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19205 * pa/predicates.md (move_src_operand): Allow zero for mode.
19206 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19209 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19212 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19213 *movv2df_internal): Enable pattern only for valid operand
19215 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19216 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19218 2007-02-27 Mike Stump <mrs@apple.com>
19220 * config/darwin-crt3.c: Avoid compilation when compiling for a
19223 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19225 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19227 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19228 for fixed headers and limits.h.
19229 (install-include-dir, install-headers-tar, install-headers-cpio,
19230 install-headers-cp, real-install-headers-tar,
19231 real-install-headers-cpio, real-install-headers-cp): Handle
19232 include-fixed as well as include.
19233 (install-mkheaders): Don't install files that go only in include
19235 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19236 from GCC_INCLUDE_DIR.
19237 * gcc.c (process_command): Remove special -BstageN/ handling.
19238 (do_spec_1): Add include-fixed directories.
19240 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19242 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19244 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19246 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19249 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19251 * c-common.c (get_priority): Add check for
19252 SUPPORTS_INIT_PRIORITY.
19254 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19256 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19258 * config/bfin/bfin.c: Include "cfglayout.h".
19259 (MAX_LSETUP_DISTANCE): New macro.
19260 (struct loop_info): New members incoming, incoming_src and
19261 incoming_dest. Delete member predecessor.
19262 (length_for_loop): New function.
19263 (bfin_optimize_loop): Handle more different loop structures.
19264 (bfin_discover_loop): Rework detection of predecessor blocks by
19265 examining incoming edges.
19266 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19268 (bfin_reorder_loops): New function.
19269 (bfin_reorg_loops): Use these three new functions.
19271 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19272 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19273 (CONSTRAINT_LEN): Add entry for 'q'.
19274 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19275 Add 'q' constraints.
19276 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19277 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19279 * config/bfin/bfin.md (add_with_carry): New pattern.
19280 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19281 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19282 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19283 support unsigned multiplies too. Removed incorrect commutativity from
19284 operand 1 constraint where appropriate.
19285 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19287 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19288 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19290 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19291 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19292 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19293 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19294 usmulhisi_hh_huh): New patterns.
19296 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19297 lshifthi3): Fix output template to use half reg for operand 2.
19299 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19302 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19304 2007-02-27 Andreas Schwab <schwab@suse.de>
19306 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19308 2007-02-27 Jan Hubicka <jh@suse.cz>
19310 * predict.c (last_basic_block_p): Remove.
19311 (tree_estimate_probability): Update return heuristic for commonized
19314 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19316 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19318 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19320 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19321 * doc/cpp.texi: Standardize title page.
19322 * doc/cppinternals.texi: Likewise.
19323 * doc/gcc.texi: Standardize title page, remove version number
19324 from copyright page.
19325 * doc/gccint.texi: Likewise.
19326 * doc/install.texi: Standardize title page, add table of
19329 2007-02-26 Jan Hubicka <jh@suse.cz>
19331 * predict.def: Set outcomes according to more recent results.
19332 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19333 Remove dead predictors.
19334 * predict.c (return_prediction): Fix pasto.
19336 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19338 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19339 change; avoid a memory leak when returning early.
19341 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19343 * c-decl.c (static_ctors): Move to c-common.c.
19344 (static_dtors): Likewise.
19345 (finish_function): Use c_record_cdtor_fn.
19346 (build_cdtor): Move to c-common.c.
19347 (c_write_global_declarations): Use c_build_cdtor_fns.
19348 * c-common.h (static_ctors): Declare.
19349 (static_dtors): Likewise.
19350 (c_record_cdtor_fn): Likewise.
19351 (c_build_cdtor_fns): Likewise.
19352 * c-common.c (static_ctors): New variable.
19353 (static_dtors): Likewise.
19354 (c_record_cdtor_fn): New function.
19355 (build_cdtor): Move from c-decl.c
19356 (c_build_cdtor_fns): New function.
19358 * output.h (assemble_addr_to_section): Declare.
19359 (get_cdtor_priority_section): Likewise.
19360 * varasm.c (assemble_addr_to_section): New function.
19361 (get_cdtor_priority_section): Likewise.
19362 (default_named_section_asm_out_destructor): Use them.
19363 (destor_dtor_section_asm_out_destructor): Likewise.
19364 (default_named_section_asm_out_constructor): Likewise.
19365 (default_ctor_section_asm_out_constructor): Likewise.
19366 * config.gcc (*-*-vxworks*): Include vxworks.o.
19367 * config/t-vxworks (vxworks.o): New target.
19368 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19369 (TARGET_ASM_CONSTRUCTOR): Define.
19370 (TARGET_ASM_DESTRUCTOR): Likewise.
19371 (vxworks_asm_out_constructor): Declare.
19372 (vxworks_asm_out_destructor): Likewise.
19374 * c-common.c (get_priority): Check that we have not just an
19375 INTEGER_CST, but an integer constant with integeral type.
19377 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19379 PR tree-optimization/30938
19380 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19381 use &dt[nargs-1] instead of &dt[nargs] in the call to
19382 vect_is_simple_use().
19384 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19386 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19387 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19388 Do not attempt to handle MEM inside auto-inc expressions.
19389 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19390 of a register modified by an auto-inc expression. However, do handle
19391 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19392 (elimination_effects): Prohibit elimination of a register modified
19393 by an auto-inc expression. Disable register elimination rules whose
19394 target register is modified by an auto-inc expression with variable
19397 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19399 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19401 (array_at_struct_end_p): New function.
19402 (idx_infer_loop_bounds): Use it.
19403 (estimate_numbers_of_iterations_loop): Export.
19404 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19405 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19406 (tree_estimate_probability): Call record_loop_exits.
19407 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19408 (estimated_loop_iterations, estimated_loop_iterations_int,
19409 estimated_loop_iterations_tree): New functions.
19410 (analyze_siv_subscript_cst_affine,
19411 compute_overlap_steps_for_affine_1_2,
19412 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19413 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19414 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19415 (PRED_LOOP_ITERATIONS_GUESSED): New.
19416 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19417 * cfgloop.h (estimate_numbers_of_iterations_loop,
19418 estimated_loop_iterations_int): Declare.
19420 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19422 * doc/extend.texi: Document optional priority argument to
19423 constructors and destructors.
19424 * tree.c (init_priority_for_decl): Adjust GTY markers.
19425 (init_ttree): Use priority-info hash functions for
19426 init_priority_for_decl.
19427 (tree_map_eq): Rename to ...
19428 (tree_map_base_eq): ... this.
19429 (tree_map_marked_p): Rename to ...
19430 (tree_map_base_marked_p): ... this.
19431 (tree_map_base_hash): New function.
19432 (decl_init_priority_lookup): Rework.
19433 (decl_fini_priority_lookup): New function.
19434 (decl_priority_info): New function.
19435 (decl_init_priority_insert): Use it.
19436 (decl_fini_priority_insert): Likewise.
19437 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19439 (decl_restrict_base_insert): Likewise.
19440 (decl_debug_expr_insert): Likewise.
19441 (decl_value_expr_lookup): Likewise.
19442 (decl_value_expr_insert): Likewise.
19443 * tree.h (priority_type): New type.
19444 (decl_init_priority_lookup): Use priority_type.
19445 (decl_fini_priority_lookup): New function.
19446 (decl_init_priority_insert): Use priority_type.
19447 (decl_fini_priority_insert): New function.
19448 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19449 (DECL_INIT_PRIORITY): Likewise.
19450 (SET_DECL_INIT_PRIORITY): Add comment.
19451 (DECL_FINI_PRIORITY): New macro.
19452 (SET_DECL_FINI_PRIORITY): Likewise.
19453 (DEFAULT_INIT_PRIORITY): Document.
19454 (MAX_INIT_PRIORITY): Likewise.
19455 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19456 (tree_map_base): New type.
19457 (tree_map_base_eq): New function.
19458 (tree_map_base_hash): Likewise.
19459 (tree_map_base_marked_p): Likewise.
19460 (tree_map): Inherit from tree_map_base.
19461 (tree_map_eq): Make it a macro.
19462 (tree_map_marked_p): Likewise.
19463 (tree_int_map): Inherit from tree_map_base.
19464 (tree_int_map_eq): Make it a macro.
19465 (tree_int_map_hash): Likewise.
19466 (tree_int_map_marked_p): Likewise.
19467 (tree_priority_map): New type.
19468 (tree_priority_map_eq): New macro.
19469 (tree_priority_map_hash): Likewise.
19470 (tree_priority_map_marked_p): Likewise.
19471 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19473 (emutls_common_1): Likewise.
19474 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19475 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19476 of tree_map hierarchy.
19477 * tree-cfg.c (move_stmt_r): Likewise.
19478 (new_label_mapper): Likewise.
19479 * c-tree.h (c_expand_body): Move to ...
19480 * c-common.h (c_expand_body): ... here.
19481 * c-decl.c (c_expand_body): Move to ...
19482 * c-common.c (c_expand_body): ... here.
19483 (c_common_attribute_table): Allow 1 argument for the constructor
19484 and destructor attributes.
19485 (get_priority): New function.
19486 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19487 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19489 2007-02-24 Jan Hubicka <jh@suse.cz>
19491 PR middle-end/30509
19492 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19493 copying for inlining.
19495 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19496 Jan Hubicka <jh@suse.cz>
19499 * i386.c (counter_mode): New function.
19500 (expand_set_or_movmem_via_loop): Use it.
19501 (expand_movmem_epilogue): Likewise; fix pasto.
19502 (ix86_expand_movmem): Do emit guard even for constant counts.
19503 (ix86_expand_setmem): Likewise.
19505 2007-02-25 Nick Clifton <nickc@redhat.com>
19507 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19508 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19510 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19513 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19514 count argument with 0x10, not with 0x16.
19515 (expand_setmem_epilogue): Ditto.
19517 2007-02-24 Mike Stump <mrs@apple.com>
19519 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19522 2007-02-24 Richard Guenther <rguenther@suse.de>
19524 PR middle-end/30951
19525 * fold-const.c (fold_binary): Fold x +- CST op x for
19526 EQ_EXPR and NE_EXPR.
19528 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19530 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19532 2007-02-24 Jan Hubicka <jh@suse.cz>
19534 * cgraphunit.c (decide_is_function_needed): Honor
19535 -fkeep-inline-functions.
19537 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19539 * builtins.c (fold_builtin_modf): New.
19540 (fold_builtin_2): Use it.
19542 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19544 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19545 (determine_max_iter): Take additional LOOP arg; all callers changed.
19546 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19547 one using simplifications.
19548 (simplify_using_initial_values): Return if the expression becomes
19549 invalid due to altered regs.
19551 2007-02-23 DJ Delorie <dj@redhat.com>
19553 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19555 2007-02-23 Mike Stump <mrs@apple.com>
19557 * tlink.c (scan_linker_output): Parse linker messages from
19558 darwin9's linker better.
19560 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19563 * varpool.c (varpool_assemble_pending_decls): Set
19564 varpool_last_needed_node to null.
19566 2007-02-23 DJ Delorie <dj@redhat.com>
19568 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19569 alignment bigger than the object file can handle.
19571 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19574 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19575 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19576 (*movsf_1): Penalize MMX moves.
19578 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19580 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19581 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19583 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19585 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19587 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19588 (fold_builtin_1): Use them.
19589 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19590 BUILT_IN_SIGNIFICAND.
19592 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19594 * config/i386/i386.c (bdesc_1arg): Initialize
19595 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19596 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19597 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19598 and IX86_BUILTIN_MOVSLDUP.
19600 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19602 PR rtl-optimization/30841
19603 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19605 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19607 * builtins.c (fold_builtin_frexp): New.
19608 (fold_builtin_2): Use it.
19610 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19612 * doc/invoke.texi (Spec Files): Document getenv spec function.
19614 * gcc.c (getenv_spec_function): New function.
19615 (static_spec_functions): Add it.
19616 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19617 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19620 2007-02-22 Michael Matz <matz@suse.de
19623 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19624 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19626 2007-02-22 Ian Lance Taylor <iant@google.com>
19629 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19630 (mem_loc_descriptor): Call it.
19632 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19633 Ira Rosen <irar@il.ibm.com>
19635 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19637 2007-02-22 Ira Rosen <irar@il.ibm.com>
19639 PR tree-optimization/30843
19640 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19641 stores only after all the group is vectorized.
19643 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19645 PR tree-optimization/30858
19646 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19647 in the reduction cycle have a single use in the loop.
19648 * tree-vectorizer.h (relevant): Add documentation.
19650 2007-02-20 Mike Stump <mrs@apple.com>
19652 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19653 * configure: Regenerate.
19655 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19657 Change the defaults of some parameters and options.
19658 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19659 * config/spu/spu.c (spu_optimization_options): Add.
19660 (spu_override_options): Change params in spu_optimization_options.
19661 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19663 Register 127 is only 16 byte aligned when used as a frame pointer.
19664 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19665 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19666 HARD_FRAME_POINTER_REGNUM.
19667 (spu_legitimate_address): Use regno_aligned_for_reload.
19668 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19669 aligned when frame_pointer_needed is true.
19670 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19672 * config/spu/spu.h (INIT_EXPANDERS): Define.
19674 Make sure shift and rotate instructions have valid immediate operands.
19675 * config/spu/predicates.md (spu_shift_operand): Remove.
19676 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19677 * config/spu/constraints.md (W, O): Extend range.
19678 * config/spu/spu.md (umask, nmask): Define.
19679 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19680 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19681 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19682 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19683 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19684 (lshr<mode>3_reg): Fix rtl description.
19686 Make sure mulhisi immediate operands are valid.
19687 * config/spu/predicates.md (imm_K_operand): Add.
19688 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19690 Generate constants using fsmbi and andi.
19691 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19692 (print_operand, spu_split_immediate, classify_immediate,
19693 fsmbi_const_p): Handle IC_FSMBI2.
19695 Correctly handle a CONST_VECTOR containing symbols.
19696 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19697 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19698 (immediate_load_p): Allow symbols that use 2 instructions to create.
19699 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19700 with symbols when flag_pic is set.
19701 (const_vector_immediate_p): New.
19702 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19703 accept a CONST_VECTOR with symbols.
19704 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19705 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19707 * config/spu/spu.md (high, low): Delete.
19708 (low_<mode>): Define.
19710 Remove INTRmode and INTR_REGNUM, which didn't work.
19711 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19713 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19714 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19715 peephole2 pattern): Don't use INTR or 131.
19716 (movintrcc): Delete.
19717 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19718 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19719 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19720 (UNSPEC_SET_INTR): Add.
19721 * config/spu/spu-modes.def (INTR): Remove.
19723 More accurate warnings about run-time relocations.
19724 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19726 Correctly warn about immediate arguments to specific intrinsics.
19727 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19728 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19729 the instruction predicate.
19731 Fix tree check errors with latest update.
19732 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19734 (spu_expand_builtin): Use CALL_EXPR_FN.
19736 Add missing specific intrinsics.
19737 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19739 * config/spu/spu_internals.h: Ditto.
19741 Fix incorrect operand modifiers.
19742 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19743 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19745 Optimize one case of zero_extend of a vec_select.
19746 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19748 Accept any immediate for hbr.
19749 * config/spu/spu.md (hbr): Change s constraints to i.
19751 2007-02-21 Paul Brook <paul@codesourcery.com>
19753 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19754 condexec_count when skipping USE and CLOBBER.
19756 2007-02-21 Nick Clifton <nickc@redhat.com>
19758 * common.opt (Warray-bounds): Add Warning attribute.
19759 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19761 (fsized-zeroes): Add Optimization attribute.
19762 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19763 * c.opt (Wc++0x-compat): Add Warning attribute.
19765 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19767 PR middle-end/30761
19768 * reload1.c (eliminate_regs_in_insn): In the single_set special
19769 case, attempt to re-recognize the insn before falling back to
19770 having reload fix it up.
19772 2007-02-20 Eric Christopher <echristo@gmail.com>
19774 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19775 Rewrite accordingly.
19776 (frv_read_iacc_argument): Ditto.
19777 (frv_expand_set_builtin): Take a call instead of arglist, update for
19779 (frv_expand_unop_builtin): Ditto.
19780 (frv_expand_binop_builtin): Ditto.
19781 (frv_expand_cut_builtin): Ditto.
19782 (frv_expand_binopimm_builtin): Ditto.
19783 (frv_expand_voidbinop_builtin): Ditto.
19784 (frv_expand_int_void2arg): Ditto.
19785 (frv_expand_prefetches): Ditto.
19786 (frv_expand_voidtriop_builtin): Ditto.
19787 (frv_expand_voidaccop_builtin): Ditto.
19788 (frv_expand_load_builtin): Ditto.
19789 (frv_expand_store_builtin): Ditto.
19790 (frv_expand_mdpackh_builtin): Ditto.
19791 (frv_expand_mclracc_builtin): Ditto.
19792 (frv_expand_mrdacc_builtin): Ditto.
19793 (frv_expand_mwtacc_builtin): Ditto.
19794 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19797 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19799 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19800 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19802 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19803 point instructions.
19804 * configure: Regenerate.
19805 * config.in: Regenerate.
19806 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19807 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19808 masks to power6 and power6x and to POWERPC_MASKS.
19809 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19811 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19812 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19813 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19814 Access PROTOTYPE as variable, not mask.
19816 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19818 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19819 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19820 * combine.c (adjust_for_new_dest): Use it.
19821 * postreload.c (reload_combine): Likewise.
19823 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19825 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19826 notes on an insn with multiple sets, even if single_set returns
19827 non-NULL for that insn.
19829 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19831 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19832 scalbn and scalbln.
19834 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19836 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19837 if user didn't pass it.
19838 * config/i386/darwin.h (CC1_SPEC): Likewise.
19839 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19840 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19841 -mmacosx-version-min.
19843 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19844 Uros Bizjak <ubizjak@gmail.com>
19846 * optabs.h (enum optab_index): Add new OTI_scalb.
19847 (scalb_optab): Define corresponding macro.
19848 * optabs.c (init_optabs): Initialize scalb_optab.
19849 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19851 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19852 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19853 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19854 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19855 flag_unsafe_math_optimizations is set.
19857 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19858 to implement scalbf, scalb and scalbl built-ins as inline x87
19861 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19862 DJ Delorie <dj@redhat.com>
19865 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19866 (diagnostic_report_diagnostic): ... here, and turn them into real
19867 errors. If warnings are inhibited, no need to do anything.
19869 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19871 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19872 better code generation.
19874 2007-02-20 Ben Elliston <bje@au.ibm.com>
19876 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19878 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19880 * config/alpha/alpha.c, config/alpha/alpha.md,
19881 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19882 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19883 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19884 config/arm/lib1funcs.asm: Follow spelling conventions.
19886 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19887 config/fr30/fr30.md, config/i386/i386.h,
19888 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19889 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19890 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19891 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19892 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19893 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19894 config/sparc/sparc.c, config/sparc/sparc.h,
19895 config/sparc/sparc.md, config/spu/constraints.md,
19896 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19899 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19902 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19905 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19907 * doc/invoke.texi (-ftree-lrs): Remove.
19909 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19911 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19914 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19916 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19917 new CALL_EXPR_FN macro for retrieving the function
19918 declaration of the input expression.
19920 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19922 * c.opt (Waddress): New.
19923 * common.opt (Walways-true): Delete.
19924 (Wstring-literal-comparison): Delete.
19925 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19926 -Wstring-literal-comparison. Add -Waddress.
19928 (Walways-true): Delete.
19929 (Wstring-literal-comparison): Delete.
19930 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19931 consistently instead of -Walways-true in example.
19932 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19933 * c-typeck.c (parser_build_binary_op): Replace
19934 -Wstring-literal-comparison and -Walways-true with -Waddress.
19935 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19938 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19940 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19941 without DECL_STRUCT_FUNCTION initialized.
19943 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19945 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19946 due to calls to functions taking pointers as parameters.
19948 2007-02-19 Richard Henderson <rth@redhat.com>
19951 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19954 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19956 * config/s390/s390.c (s390_call_saved_register_used,
19957 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19958 accessed to the new scheme.
19960 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19962 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19963 (cris_print_index, cris_print_operand, cris_print_operand_address)
19964 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19965 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19966 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19967 GET_CODE () == xxx.
19968 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19969 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19970 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19971 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19972 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19973 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19974 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19975 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19976 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19977 (uminsi3, call, call_value): Ditto.
19978 (define_split: indir_to_reg_split, unnamed): Ditto.
19980 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19982 PR tree-optimization/30975
19983 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19986 2007-02-18 Eric Christopher <echristo@gmail.com>
19988 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19989 Remove use of arglist.
19990 (mips_expand_builtin): Remove use of arglist, pass in expr.
19991 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19992 (mips_expand_builtin_movtf): Ditto.
19993 (mips_expand_builtin_compare): Ditto.
19995 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19997 * tree-sra.c (sra_build_assignment): Replace assertion
19998 checking with a comment explaining why it can't be done.
20000 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20002 PR middle-end/30833
20003 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20004 during CALL_EXPR representation conversion.
20005 * tree-ssa-propagate.c (set_rhs): Likewise.
20007 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20009 * tree-sra.c (sra_build_assignment): Disable assertion checking
20012 2007-02-18 Roger Sayle <roger@eyesopen.com>
20014 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20015 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20016 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20018 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20019 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20020 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20021 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20022 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20023 force_gimple_operand): Likewise.
20024 * ipa-cp.c (constant_val_insert): Likewise.
20025 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20026 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20027 perfect_nestify): Likewise.
20028 * langhooks.c (lhd_omp_assignment): Likewise.
20029 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20030 lower_copyprivate_clauses, lower_send_clauses,
20031 lower_send_shared_vars, expand_parallel_call,
20032 expand_omp_for_generic, expand_omp_for_static_nochunk,
20033 expand_omp_for_static_chunk, expand_omp_sections,
20034 lower_omp_single_copy, lower_omp_for_lastprivate,
20035 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20036 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20037 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20040 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20042 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20043 config/sh/sh.md: Follow spelling conventions.
20045 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20046 config/frv/predicates.md: Follow spelling conventions.
20048 * config/m68k/linux-unwind.h: Fix a comment typo.
20049 * target.h: Follow spelling conventions.
20051 2007-02-18 Roger Sayle <roger@eyesopen.com>
20053 PR rtl-optimization/28173
20054 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20055 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20056 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20057 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20058 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20060 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20062 * builtins.c (fold_builtin_load_exponent): New.
20063 (fold_builtin_2): Use it.
20065 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20067 PR rtl-optimization/30773
20068 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20069 if we fail to attach a REG_EQUIV note.
20071 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20072 Roger Sayle <roger@eyesopen.com>
20074 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20076 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20078 * calls.c (initialize_argument_information): Pass original EXP
20079 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20080 code to split complex arguments here, as part of initializing the
20082 (expand_call): Remove code that builds a list of arguments and
20083 inserts implicit arguments into it. Instead, just count how many
20084 implicit arguments there will be so we can determine the size of
20085 the ARGS array, and let initialize_argument_information do the work.
20086 (split_complex_values): Delete unused function.
20088 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20090 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20092 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20094 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20095 for arg pointer based indexed addressing.
20097 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20099 * config/ia64/ia64.h, config/ia64/ia64.md,
20100 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20101 spelling conventions.
20103 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20105 * config/m68k/m68k.c (split_di): New.
20106 * config/m68k/m68k-protos.h: Declare split_di.
20107 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20108 Improve predicate handling and split constant shifts.
20110 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20112 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20113 parameter for register bitfield operations, general predicates
20116 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20118 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20119 * config/m68k/linux-unwind.h: New file.
20121 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20123 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20124 config/i386/athlon.md, config/ia64/ia64.md,
20125 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20126 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20127 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20128 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20129 tree-vect-transform.c: Fix comment typos.
20131 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20133 * sched-deps.c (find_insn_list): Remove.
20134 * sched-int.h: Remove the prototype for find_insn_list.
20136 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20138 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20140 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20141 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20142 darwin_rs6000_override_options.
20143 (C_COMMON_OVERRIDE_OPTIONS): Expect
20144 darwin_macosx_version_min to be non-NULL always.
20145 (TARGET_C99_FUNCTIONS): Likewise.
20146 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20147 (DARWIN_MINVERSION_SPEC): New.
20148 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20149 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20151 (DARWIN_MINVERSION_SPEC): New.
20152 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20154 * config/darwin-c.c (darwin_cpp_builtins): Expect
20155 darwin_macosx_version_min to be non-NULL always.
20157 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20159 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20161 * config/i386/i386.h (x86_use_xchgb): New.
20162 (TARGET_USE_XCHGB): New macro.
20163 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20164 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20165 Split after reload into bswaphi for shifts of 8.
20166 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20167 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20168 or when optimizing for size.
20170 2007-02-16 Richard Guenther <rguenther@suse.de>
20171 Christian Bruel <christian.bruel@st.com>
20173 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20174 DECLs but prefer SSA_NAMEs over DECLs.
20176 2007-02-16 Richard Guenther <rguenther@suse.de>
20178 * tree-flow-inline.h (single_imm_use_p): Remove.
20179 (zero_imm_uses_p): Likewise.
20180 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20181 instead of single_imm_use_p.
20182 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20185 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20188 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20189 nested double- and backquotes.
20191 2007-02-15 Roger Sayle <roger@eyesopen.com>
20193 PR middle-end/30391
20194 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20195 should be unreachable.
20196 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20197 For the time being redirect GIMPLE_MODIFY_STMT to the new
20198 (renamed) build_gimple_modify_stmt_stat.
20199 (build2_gimple_stat): Rename to...
20200 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20201 Always build a GIMPLE_MODIFY_STMT node.
20202 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20203 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20206 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20207 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20208 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20209 expand_complex_div_wide): Likewise.
20210 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20211 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20212 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20213 * tree-ssa-loop-manip.c (create_iv): Likewise.
20214 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20215 abs_replacement): Likewise.
20216 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20217 realify_fake_stores): Likewise.
20219 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20220 node rather than a GIMPLE_MODIFY_STMT node.
20221 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20222 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20224 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20225 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20226 GIMPLE_MODIFY_STMT.
20228 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20230 PR middle-end/30433
20231 * fold-const.c (fold_comparison): Add back the
20232 folding of constant complex comparisions.
20234 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20236 PR middle-end/30729
20237 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20238 effects unknown to this function, return early.
20240 2007-02-15 Ian Lance Taylor <iant@google.com>
20242 * lower-subreg.c (move_eh_region_note): New static function.
20243 (resolve_simple_move): Call it.
20244 (decompose_multiword_subregs): Track blocks for which we resolve a
20245 simple move which is also a control flow insn. Pass them to
20246 find_many_sub_basic_blocks.
20247 (pass_lower_subreg): Add TODO_verify_flow.
20248 (pass_lower_subreg2): Likewise.
20250 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20251 Brooks Moses <brooks.moses@codesourcery.com>
20252 Lee Millward <lee.millward@codesourcery.com>
20254 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20255 (VL_EXP_CLASS_P): New.
20256 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20258 (TREE_OPERAND_CHECK_CODE): Likewise.
20259 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20260 (TREE_RTL_OPERAND_CHECK): Likewise.
20261 (tree_operand_check_failed): Make second parameter the whole tree
20262 instead of its code. Fixed callers.
20263 (VL_EXP_CHECK): New.
20264 (TREE_OPERAND_LENGTH): New.
20265 (VL_EXP_OPERAND_LENGTH): New.
20266 (CALL_EXPR_FN): New.
20267 (CALL_EXPR_STATIC_CHAIN): New.
20268 (CALL_EXPR_ARGS): New.
20269 (CALL_EXPR_ARG): New.
20270 (call_expr_nargs): New.
20271 (CALL_EXPR_ARGP): New.
20272 (build_nt_call_list): Declare.
20273 (build_vl_exp_stat): Declare.
20274 (build_vl_exp): New.
20275 (build_call_list): Declare.
20276 (build_call_nary): Declare.
20277 (build_call_valist): Declare.
20278 (build_call_array): Declare.
20279 (call_expr_arg): Declare.
20280 (call_expr_argp): Declare.
20281 (call_expr_arglist): Declare.
20282 (fold_build_call_list): Declare.
20283 (fold_build_call_list_initializer): Declare.
20284 (fold_call_expr): Declare to replace fold_builtin.
20285 (fold_builtin_fputs): Update to agree with modified definition.
20286 (fold_builtin_strcpy): Likewise.
20287 (fold_builtin_strncpy): Likewise.
20288 (fold_builtin_memory_chk): Likewise.
20289 (fold_builtin_stxcpy_chk): Likewise.
20290 (fold_builtin_strncpy_chk): Likewise.
20291 (fold_builtin_next_arg): Likewise.
20292 (fold_build_call_expr): Declare.
20293 (fold_builtin_call_list): Declare.
20294 (fold_builtin_call_valist): Declare.
20295 (build_call_expr): Declare.
20296 (validate_arglist): Update to agree with modified definition.
20297 (tree_operand_length): New.
20298 (call_expr_arg_iterator): New.
20299 (init_call_expr_arg_iterator): New.
20300 (next_call_expr_arg): New.
20301 (first_call_expr_arg): New.
20302 (more_call_expr_args_p): New.
20303 (FOR_EACH_CALL_EXPR_ARG): New.
20305 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20306 and tcc_gimple_stmt.
20307 (tree_code_size): Update documentation. Use sizeof (tree) rather
20308 than sizeof (char *).
20309 (tree_size): Likewise. Add case for tcc_vl_exp.
20310 (tree_node_structure): Add case for tcc_vl_exp.
20311 (contains_placeholder_p): Likewise.
20312 (substitute_in_expr): Likewise.
20313 (substitute_placeholder_in_expr): Likewise.
20314 (stabilize_reference_1): Likewise.
20315 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20316 to diagnose breakage of this interface for constructing CALL_EXPRs.
20317 (build_nt): Add similar assertion here.
20318 (build_nt_call_list): New.
20319 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20320 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20322 (get_callee_fndecl): Use new CALL_EXPR accessors.
20323 (tree_operand_check_failed): Change parameters to pass entire node
20324 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20325 (process_call_operands): New.
20326 (build_vl_exp_stat): New.
20327 (build_call_list): New.
20328 (build_call_nary): New.
20329 (build_call_valist): New.
20330 (build_call_array): New.
20331 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20332 (call_expr_arglist): New.
20334 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20335 tcc_vl_exp instead of a fixed-size tcc_expression.
20337 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20338 accessors for CALL_EXPRs.
20339 (AGGR_INIT_EXPR): Likewise.
20341 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20342 Brooks Moses <brooks.moses@codesourcery.com>
20343 Lee Millward <lee.millward@codesourcery.com>
20345 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20346 (expand_builtin_nonlocal_goto): Change parameter to be entire
20347 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20348 (expand_builtin_prefetch): Likewise.
20349 (expand_builtin_classify_type): Likewise.
20350 (mathfn_built_in): Return NULL_TREE instead of 0.
20351 (expand_errno_check): Use new CALL_EXPR accessors.
20352 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20353 Return NULL_RTX instead of 0.
20354 (expand_builtin_mathfn_2): Likewise.
20355 (expand_builtin_mathfn_3): Likewise.
20356 (expand_builtin_interclass_mathfn): Likewise.
20357 (expand_builtin_sincos): Likewise.
20358 (expand_builtin_cexpi): Likewise.
20359 (expand_builtin_int_roundingfn): Likewise.
20360 (expand_builtin_int_roundingfn_2): Likewise.
20361 (expand_builtin_pow): Likewise.
20362 (expand_builtin_powi): Likewise.
20363 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20364 of arglist, fixing callers appropriately. Use new CALL_EXPR
20365 accessors and constructors. Return NULL_RTX instead of 0.
20366 (expand_builtin_strstr): Likewise.
20367 (expand_builtin_strchr): Likewise.
20368 (expand_builtin_strrchr): Likewise.
20369 (expand_builtin_strpbrk): Likewise.
20370 (expand_builtin_memcpy): Likewise.
20371 (expand_builtin_mempcpy): Likewise.
20372 (expand_builtin_mempcpy_args): New.
20373 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20374 (expand_builtin_memmove_args): New.
20375 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20376 (expand_movstr): Likewise.
20377 (expand_builtin_strcpy): Likewise.
20378 (expand_builtin_strcpy_args): New.
20379 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20380 (expand_builtin_strncpy): Likewise.
20381 (expand_builtin_memset): Likewise.
20382 (expand_builtin_memset_args): New.
20383 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20384 (expand_builtin_memcmp): Likewise.
20385 (expand_builtin_strcmp): Likewise.
20386 (expand_builtin_strncmp): Likewise.
20387 (expand_builtin_strcat): Likewise.
20388 (expand_builtin_strncat): Likewise.
20389 (expand_builtin_strspn): Likewise.
20390 (expand_builtin_strcspn): Likewise.
20391 (expand_builtin_args_info): Likewise.
20392 (expand_builtin_va_start): Likewise.
20393 (gimplify_va_arg_expr): Likewise.
20394 (expand_builtin_va_end): Likewise.
20395 (expand_builtin_va_copy): Likewise.
20396 (expand_builtin_frame_address): Likewise.
20397 (expand_builtin_alloca): Likewise.
20398 (expand_builtin_bswap): Likewise.
20399 (expand_builtin_unop): Likewise.
20400 (expand_builtin_fputs): Likewise.
20401 (expand_builtin_expect): Likewise.
20402 (expand_builtin_fabs): Likewise.
20403 (expand_builtin_copysign): Likewise.
20404 (expand_builtin_printf): Likewise.
20405 (expand_builtin_fprintf): Likewise.
20406 (expand_builtin_sprintf): Likewise.
20407 (expand_builtin_init_trampoline): Likewise.
20408 (expand_builtin_signbit): Likewise.
20409 (expand_builtin_fork_or_exec): Likewise.
20410 (expand_builtin_sync_operation): Likewise.
20411 (expand_builtin_compare_and_swap): Likewise.
20412 (expand_builtin_lock_test_and_set): Likewise.
20413 (expand_builtin_lock_release): Likewise.
20414 (expand_builtin): Likewise.
20415 (builtin_mathfn_code): Likewise.
20417 (fold_builtin_constant_p): Pass call arguments individually instead
20418 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20419 accessors and constructors. Return NULL_TREE instead of 0.
20420 (fold_builtin_expect): Likewise.
20421 (fold_builtin_classify_type): Likewise.
20422 (fold_builtin_strlen): Likewise.
20423 (fold_builtin_nan): Likewise.
20424 (integer_valued_real_p): Likewise.
20425 (fold_trunc_transparent_mathfn): Likewise.
20426 (fold_fixed_mathfn): Likewise.
20427 (fold_builtin_cabs): Likewise.
20428 (fold_builtin_sqrt): Likewise.
20429 (fold_builtin_cbrt): Likewise.
20430 (fold_builtin_cos): Likewise.
20431 (fold_builtin_cosh): Likewise.
20432 (fold_builtin_tan): Likewise.
20433 (fold_builtin_sincos): Likewise.
20434 (fold_builtin_cexp): Likewise.
20435 (fold_builtin_trunc): Likewise.
20436 (fold_builtin_floor): Likewise.
20437 (fold_builtin_ceil): Likewise.
20438 (fold_builtin_round): Likewise.
20439 (fold_builtin_int_roundingfn): Likewise.
20440 (fold_builtin_bitop): Likewise.
20441 (fold_builtin_bswap): Likewise.
20442 (fold_builtin_logarithm): Likewise.
20443 (fold_builtin_hypot): Likewise.
20444 (fold_builtin_pow): Likewise.
20445 (fold_builtin_powi): Likewise.
20446 (fold_builtin_exponent): Likewise.
20447 (fold_builtin_memset): Likewise.
20448 (fold_builtin_bzero): Likewise.
20449 (fold_builtin_memory_op): Likewise.
20450 (fold_builtin_bcopy): Deleted; call site changed to invoke
20451 fold_builtin_memory_op directly.
20452 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20453 (fold_builtin_strncpy): Likewise.
20454 (fold_builtin_memcmp): Likewise.
20455 (fold_builtin_strcmp): Likewise.
20456 (fold_builtin_strncmp): Likewise.
20457 (fold_builtin_signbit): Likewise.
20458 (fold_builtin_copysign): Likewise.
20459 (fold_builtin_isascii): Likewise.
20460 (fold_builtin_toascii): Likewise.
20461 (fold_builtin_isdigit): Likewise.
20462 (fold_builtin_fabs): Likewise.
20463 (fold_builtin_abs): Likewise.
20464 (fold_builtin_fmin_fmax): Likewise.
20465 (fold_builtin_carg): Likewise.
20466 (fold_builtin_classify): Likewise.
20467 (fold_builtin_unordered_cmp): Likewise.
20469 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20470 New functions split out from fold_builtin_1.
20471 (fold_builtin_n): New.
20472 (fold_builtin_varargs): New.
20473 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20475 (fold_call_expr): New.
20476 (build_function_call_expr): Rewrite to use new helper function.
20477 (fold_builtin_call_list): New.
20478 (build_call_expr): New.
20479 (fold_builtin_call_valist): New.
20480 (rewrite_call_expr): New.
20481 (validate_arg): New.
20482 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20483 of an arglist. Change return type to bool. Use new CALL_EXPR
20486 (fold_builtin_strstr): Pass call arguments individually instead
20487 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20488 accessors and constructors. Return NULL_TREE instead of 0.
20489 (fold_builtin_strchr): Likewise.
20490 (fold_builtin_strrchr): Likewise.
20491 (fold_builtin_strpbrk): Likewise.
20492 (fold_builtin_strcat): Likewise.
20493 (fold_builtin_strncat): Likewise.
20494 (fold_builtin_strspn): Likewise.
20495 (fold_builtin_strcspn): Likewise.
20496 (fold_builtin_fputs): Likewise.
20497 (fold_builtin_next_arg): Likewise.
20498 (fold_builtin_sprintf): Likewise.
20500 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20501 NULL_RTX instead of 0.
20502 (expand_builtin_memory_chk): Likewise.
20503 (maybe_emit_chk_warning): Likewise.
20504 (maybe_emit_sprintf_chk_warning): Likewise.
20506 (fold_builtin_object_size): Pass call arguments individually instead
20507 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20508 accessors and constructors. Return NULL_TREE instead of 0.
20509 (fold_builtin_memory_chk): Likewise.
20510 (fold_builtin_stxcpy_chk): Likewise.
20511 (fold_builtin_strncpy_chk): Likewise.
20512 (fold_builtin_strcat_chk): Likewise.
20513 (fold_builtin_strcat_chk): Likewise.
20514 (fold_builtin_strncat_chk): Likewise.
20515 (fold_builtin_sprintf_chk): Likewise.
20516 (fold_builtin_snprintf_chk): Likewise.
20517 (fold_builtin_printf): Likewise.
20518 (fold_builtin_vprintf): Likewise.
20520 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20522 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20523 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20524 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20525 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20526 (fold_unary): Likewise.
20527 (fold_binary): Likewise.
20528 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20529 ternary expressions.
20530 (fold): Add logic for tcc_vl_exp.
20531 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20532 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20533 (fold_build3_stat): Add assertion to flag broken interface for
20534 constructing CALL_EXPRs.
20535 (fold_build_call_list): New.
20536 (fold_build_call_list_initializer): New.
20537 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20539 (fold_strip_sign_ops): Likewise.
20541 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20542 Brooks Moses <brooks.moses@codesourcery.com>
20543 Lee Millward <lee.millward@codesourcery.com>
20545 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20546 accessors and dump arguments explicitly.
20548 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20550 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20552 (print_call_name): Use new CALL_EXPR accessors.
20554 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20555 CALL_EXPR arguments explicitly instead of as a list. Use
20556 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20558 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20559 (vrp_visit_stmt): Likewise.
20561 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20562 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20564 (force_move_till_expr): Likewise.
20566 * targhooks.c (default_external_stack_protect_fail): Use
20567 build_call_expr instead of build_function_call_expr.
20568 (default_hidden_stack_protect_fail): Likewise.
20570 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20573 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20574 and walk arguments explicitly.
20576 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20577 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20578 (expand_simple_operations): Likewise.
20579 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20581 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20582 of TREE_CODE_LENGTH.
20583 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20585 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20586 instead of TREE_CODE_LENGTH.
20588 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20589 (tree_ic_transform): Likewise.
20590 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20591 parameter instead of arglist. Fix callers.
20592 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20593 (tree_stringops_transform): Likewise.
20594 (tree_indirect_call_to_profile): Likewise.
20595 (tree_stringops_values_to_profile): Likewise.
20597 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20598 (eliminate_tail_call): Likewise.
20600 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20602 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20603 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20605 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20607 * omp-low.c (build_omp_barrier): Use build_call_expr.
20608 (lower_rec_input_clauses): Likewise.
20609 (lower_reduction_clauses): Likewise.
20610 (expand_parallel_call): Likewise.
20611 (maybe_catch_exception): Likewise.
20612 (expand_omp_for_generic): Likewise.
20613 (expand_omp_for_static_nochunk): Likewise.
20614 (expand_omp_sections): Likewise.
20615 (lower_omp_single_simple): Likewise.
20616 (lower_omp_single_copy): Likewise.
20617 (lower_omp_master): Likewise.
20618 (lower_omp_ordered): Likewise.
20619 (lower_omp_critical): Likewise.
20621 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20622 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20624 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20625 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20626 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20628 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20629 and generalize to handle any number of operands.
20630 (chrec_contains_undetermined): Likewise.
20631 (tree_contains_chrecs): Likewise.
20632 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20634 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20636 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20637 fold_call_expr instead of fold_builtin.
20638 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20639 match declarations there.
20640 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20643 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20644 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20646 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20647 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20649 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20652 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20653 (execute_cse_sincos): Use new CALL_EXPR accessors.
20655 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20657 * gimple-low.c (lower_function_body): Use build_call_expr.
20658 (lower_builtin_setjmp): Likewise.
20660 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20661 (set_storage_via_libcall): Likewise.
20662 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20663 instead of TREE_CODE_LENGTH.
20664 (expand_expr_real_1): Use new CALL_EXPR accessors.
20666 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20667 generalize to handle any number of operands.
20668 (TB_parent_eq): Likewise.
20670 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20671 (strip_builtin_expect): Likewise.
20673 * function.c (gimplify_parameters): Use build_call_expr.
20675 * tree-vectorizer.c (vect_is_simple_reduction): Use
20676 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20678 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20679 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20681 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20684 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20685 (gimplify_decl_expr): Likewise.
20686 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20687 Use new CALL_EXPR iterators.
20688 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20689 (gimplify_modify_expr_to_memset): Likewise.
20690 (gimplify_variable_sized_compare): Likewise.
20691 (gimplify_omp_atomic_fetch_op): Likewise.
20692 (gimplify_omp_atomic_pipeline): Likewise.
20693 (gimplify_omp_atomic_mutex): Likewise.
20694 (gimplify_function_tree): Likewise.
20696 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20697 (call_expr_flags): Likewise.
20698 (expand_call): Likewise.
20700 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20701 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20704 * coverage.c (create_coverage): Use build_call_expr.
20706 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20707 (temp_call_expr_obstack): New.
20708 (pool_copy_list): Delete.
20709 (temp_copy_call_expr): New.
20710 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20711 CALL_EXPR accessors. Get rid of special goo for copying argument
20712 lists and use temp_copy_call_expr instead.
20713 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20714 CALL_EXPR accessors.
20715 (create_expression_by_pieces): Likewise. Use build_call_array
20716 to construct the result instead of fold_build3.
20717 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20718 dealing with argument lists.
20719 (init_pre): Remove references to expression_node_pool and
20720 list_node_pool. Init temp_call_expr_obstack instead.
20721 (fini_pre): Remove references to expression_node_pool and
20724 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20725 and walk arguments explicitly instead of as a list.
20727 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20728 (mx_register_decls): Likewise.
20729 (mudflap_register_call): Likewise.
20730 (mudflap_finish_file): Likewise.
20732 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20733 (ipa_callsite_compute_param): Likewise.
20735 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20736 accessors and constructor.
20738 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20739 accessors and constructor.
20740 (convert_tramp_reference): Likewise.
20741 (convert_call_expr): Likewise.
20742 (finalize_nesting_tree_1): Likewise.
20744 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20747 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20749 * tree-inline.c (initialize_inlined_parameters): Pass entire
20750 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20752 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20753 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20755 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20756 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20757 (vectorizable_reduction): Likewise.
20758 (vectorizable_call): Use new CALL_EXPR iterators.
20759 (vectorizable_conversion): Use build_call_expr.
20760 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20761 (vect_gen_widened_results_half): Use build_call_expr.
20762 (vect_setup_realignment): Likewise.
20763 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20765 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20766 (pass_through_call): Likewise.
20767 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20770 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20771 (tree_gen_pow2_profiler): Likewise.
20772 (tree_gen_one_value_profiler): Likewise.
20773 (tree_gen_ic_func_profiler): Likewise.
20774 (tree_gen_average_profiler): Likewise.
20775 (tree_gen_ior_profiler): Likewise.
20777 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20778 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20779 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20781 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20782 of TREE_CODE_LENGTH.
20784 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20785 of TREE_CODE_LENGTH.
20787 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20789 (convert_to_integer): Likewise.
20791 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20794 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20795 Brooks Moses <brooks.moses@codesourcery.com>
20796 Lee Millward <lee.millward@codesourcery.com>
20798 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20800 * config/frv/frv.c (frv_expand_builtin): Likewise.
20801 * config/s390/s390.c (s390_expand_builtin): Likewise.
20803 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20804 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20806 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20807 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20808 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20809 (ix86_expand_store_builtin): Likewise.
20810 (ix86_expand_unop_builtin): Likewise.
20811 (ix86_expand_unop1_builtin): Likewise.
20812 (ix86_expand_sse_compare): Likewise.
20813 (ix86_expand_sse_comi): Likewise.
20814 (ix86_expand_vec_init_builtin): Likewise.
20815 (ix86_expand_vec_ext_builtin): Likewise.
20816 (ix86_expand_vec_set_builtin): Likewise.
20817 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20819 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20820 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20822 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20823 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20824 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20826 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20828 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20829 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20830 arglist. Use new CALL_EXPR accessors. Fix callers.
20831 (altivec_expand_abs_builtin): Likewise.
20832 (rs6000_expand_binop_builtin): Likewise.
20833 (altivec_expand_predicate_builtin): Likewise.
20834 (altivec_expand_lv_builtin): Likewise.
20835 (spe_expand_stv_builtin): Likewise.
20836 (altivec_expand_stv_builtin): Likewise.
20837 (rs6000_expand_ternop_builtin): Likewise.
20838 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20839 (altivec_expand_st_builtin): Likewise.
20840 (altivec_expand_dst_builtin): Likewise.
20841 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20842 arglist. Use new CALL_EXPR accessors. Fix callers.
20843 (altivec_expand_vec_set_builtin): Likewise.
20844 (altivec_expand_vec_ext_builtin): Likewise.
20845 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20846 (spe_expand_builtin): Likewise.
20847 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20848 arglist. Use new CALL_EXPR accessors. Fix callers.
20849 (spe_expand_evsel_builtin): Likewise.
20850 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20851 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20853 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20854 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20855 (arm_expand_unop_builtin): Likewise.
20856 (arm_expand_builtin): Use new CALL_EXPR accessors.
20858 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20861 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20862 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20864 (bfin_expand_unop_builtin): Likewise.
20865 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20867 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20868 Brooks Moses <brooks.moses@codesourcery.com>
20869 Lee Millward <lee.millward@codesourcery.com>
20871 * c-semantics.c (build_stmt): Add internal diagnostic check.
20873 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20874 accessors. Print arguments explicitly instead of as a list.
20876 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20878 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20879 (c_finish_omp_flish): Likewise.
20881 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20882 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20883 instead of TREE_CODE_LENGTH.
20884 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20885 (c_warn_unused_result): Likewise.
20887 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20890 * doc/invoke.texi (Warning Options): Remove
20891 -Werror-implicit-function-declaration.
20892 (Wimplicit-function-declaration): Update description.
20893 * opts.c (common_handle_option): Move handling of -Werror=* to...
20894 (enable_warning_as_error): ...here.
20895 * opts.h (enable_warning_as_error): Declare.
20896 * c-decl.c (implicit_decl_warning): Unless
20897 -Wno-implicit-function-declaration is given, emit a pedwarn if
20898 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20899 * c.opt (Wimplicit-function-declaration): Replace
20900 mesg_implicit_function_declaration with
20901 warn_implicit_function_declaration.
20902 * c-opts.c (c_common_handle_option):
20903 -Werror-implicit-function-declaration is exactly equal as
20904 -Werror=implicit-function-declaration.
20905 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20906 warn_implicit_function_declaration.
20907 (c_common_post_options): -Wimplict-function-declaration is enabled
20908 by default by -std=c99, otherwise is disabled by default.
20909 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20911 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20913 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20914 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20915 former is ignored but not the latter.
20917 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20919 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20920 is made and the reference doesn't use the alias set of its type,
20921 do not create the temporary using that type.
20923 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20925 * jump.c: Remove prototypes for delete_computation and
20926 delete_prior_computation.
20928 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20930 * jump.c (get_label_after): Delete.
20931 (get_label_before, delete_computation, delete_jump,
20932 delete_prior_computation, follow_jumps): Move...
20933 * reorg.c (delete_computation, delete_prior_computation): ... here...
20934 (get_label_before, delete_jump): ... making these static ...
20935 (follow_jumps): ... and simplifying this since it only runs after
20937 * rtl.h (get_label_after, get_label_before, delete_jump,
20938 follow_jumps): Delete prototypes.
20940 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20942 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20944 2007-02-15 Nick Clifton <nickc@redhat.com>
20946 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20947 order to prevent it from being munged by the target.
20949 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20951 * config/i386/i386.md: Remove misleading comment.
20953 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20955 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20956 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20959 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20961 * tree-sra.c (instantiate_missing_elements): Canonicalize
20963 (sra_build_assignment): New.
20964 (generate_copy_inout, generate_element_copy,
20965 generate_element_zero, generate_one_element_init): Use it.
20967 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20969 * tree-sra.c (instantiate_missing_elements): Canonicalize
20971 (sra_build_assignment): New.
20972 (generate_copy_inout, generate_element_copy,
20973 generate_element_zero, generate_one_element_init): Use it.
20975 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20977 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20980 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20982 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20983 types as aggregates not scalars.
20984 * function.c (assign_stack_temp_for_type): Likewise.
20986 2007-02-14 Roger Sayle <roger@eyesopen.com>
20987 Zdenek Dvorak <dvorakz@suse.cz>
20989 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20992 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20994 * passes.c (next_pass_1): Clear the next field of the copied
20997 2007-02-14 Richard Henderson <rth@redhat.com>
20999 * tree-sra.c (early_sra): New.
21000 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21001 (tree_sra_early, pass_sra_early): New.
21002 * tree-pass.h (pass_sra_early): Declare.
21003 * passes.c (init_optimization_passes): Use it.
21005 2007-02-14 Richard Guenther <rguenther@suse.de>
21007 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21009 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21011 PR tree-optimization/30771
21012 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21014 (vect_analyze_operations): Induction phis can now be marked as
21016 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21017 Update documentation accordingly.
21019 2007-02-14 Nick Clifton <nickc@redhat.com>
21021 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21022 most 3 arguments are supported.
21023 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21025 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21027 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21028 Ensure dst->current is valid.
21030 2007-02-13 Paul Brook <paul@codesourcery.com>
21032 * config.gcc: Add arm*-*-uclinux-*eabi.
21033 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21034 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21035 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21036 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21037 (LINK_SPEC): Define.
21038 (LIB_SPEC): Define.
21039 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21041 * config/arm/uclinux-eabi.h: New file.
21042 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21043 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21046 2007-02-13 Ian Lance Taylor <iant@google.com>
21048 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21049 * flags.h (warn_strict_overflow): Declare.
21050 (enum warn_strict_overflow_code): Define.
21051 (issue_strict_overflow_warning): New static inline function.
21052 * opts.c (warn_strict_overflow): New variable.
21053 (common_handle_option): Handle OPT_Wstrict_overflow and
21054 OPT_Wstrict_overflow_.
21055 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21057 * fold-const.c: Include intl.h.
21058 (fold_deferring_overflow_warnings): New static variable.
21059 (fold_deferred_overflow_warning): New static variable.
21060 (fold_deferred_overflow_code): New static variable.
21061 (fold_defer_overflow_warnings): New function.
21062 (fold_undefer_overflow_warnings): New function.
21063 (fold_undefer_and_ignore_overflow_warnings): New function.
21064 (fold_deferring_overflow_warnings_p): New function.
21065 (fold_overflow_warning): New static function.
21066 (make_range): Add strict_overflow_p parameter. Change all
21068 (extract_muldiv, extract_muldiv_1): Likewise.
21069 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21070 tree_expr_nonnegative_p.
21071 (fold_negate_expr): Call fold_overflow_warning.
21072 (fold_range_test): Likewise.
21073 (fold_comparison): Likewise.
21074 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21075 instead of tree_expr_nonnegative_p.
21076 (tree_expr_nonnegative_warnv_p): Rename from
21077 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21078 (tree_expr_nonnegative_p): New function.
21079 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21080 strict_overflow_p parameter.
21081 (tree_expr_nonzero_p): New function.
21082 * passes.c (verify_interpass_invariants): New static function.
21083 (execute_one_pass): Call it.
21084 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21086 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21087 (estimate_numbers_of_iterations): Likewise.
21088 (scev_probably_wraps_p): Likewise.
21089 * tree-ssa-ccp.c: Include "toplev.h".
21090 (evaluate_stmt): Defer fold overflow warnings until we know we are
21092 (struct fold_stmt_r_data): Add stmt field.
21093 (fold_stmt_r): Defer fold overflow warnings until we know we
21095 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21096 (fold_stmt_inplace): Likewise.
21097 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21098 (cleanup_control_expr_graph): Defer fold overflow warnings until
21099 we know we are going to optimize.
21100 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21101 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21103 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21104 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21105 * tree-ssa-loop-manip.c (create_iv): Likewise.
21106 * c-typeck.c (build_conditional_expr): Likewise.
21107 (build_binary_op): Likewise.
21108 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21109 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21110 (extract_range_from_unary_expr): Likewise.
21111 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21112 assuming that signed overflow does not occur.
21113 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21114 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21115 (fold_defer_overflow_warnings): Declare.
21116 (fold_undefer_overflow_warnings): Declare.
21117 (fold_undefer_and_ignore_overflow_warnings): Declare.
21118 (fold_deferring_overflow_warnings_p): Declare.
21119 (tree_expr_nonzero_warnv_p): Declare.
21120 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21121 of warning options.
21122 (Warning Options): Document -Wstrict-overflow.
21123 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21124 (tree-ssa-ccp.o): Likewise.
21125 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21126 (fold-const.o): Depend on intl.h.
21128 2007-02-13 Ian Lance Taylor <iant@google.com>
21130 PR middle-end/30751
21131 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21134 2007-02-13 Stuart Hastings <stuart@apple.com>
21136 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21138 2007-02-13 Richard Henderson <rth@redhat.com>
21140 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21141 handled_component_p before looking for the indirect_ref.
21143 2007-02-13 Richard Henderson <rth@redhat.com>
21145 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21146 remove flags clobber.
21147 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21148 (bswaphi_lowpart): New.
21149 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21150 remove TARGET_BSWAP test. Delete expander of the same name.
21152 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21153 (expand_unop): Use them.
21155 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21157 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21158 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21159 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21160 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21161 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21162 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21163 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21164 assembler dialect choice from asm templates.
21166 2007-02-12 Richard Henderson <rth@redhat.com>
21168 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21169 (fixuns_trunc<SSEMODEF>si2): Use it.
21170 * config/i386/sse.md (vec_setv4sf_0): Export.
21171 * config/i386/i386.c (ix86_build_const_vector): Export.
21172 (ix86_split_convert_uns_si_sse): Rename from
21173 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21174 * config/i386/i386-protos.h: Update.
21176 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21179 * c-typeck.c (c_finish_return): Improve warning message.
21181 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21183 * alias.c (find_symbolic_term): Delete unused function.
21185 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21187 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21188 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21189 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21191 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21193 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21194 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21195 the function, temporarily point the debug interface to the null one.
21197 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21199 * dwarf2out.c (round_up_to_align): New static function.
21200 (field_byte_offset): Use it to round the offset.
21202 2007-02-12 Richard Henderson <rth@redhat.com>
21204 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21205 (inswl_const): Export.
21207 2007-02-12 Richard Henderson <rth@redhat.com>
21209 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21210 result mode of the libcall, convert back to outmode.
21212 2007-02-12 Roger Sayle <roger@eyesopen.com>
21214 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21215 (bswapdi2): New define_expand to implement 32-bit implementation.
21217 2007-02-12 Nick Clifton <nickc@redhat.com>
21219 * doc/invoke.texi (Overall Options): Document --help=.
21220 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21221 (cc1_options): Pass --help= on to cc1.
21222 (display_help): Add description of --help=.
21223 (process_command): Add code to handle --help=. Allow translated
21224 --help and --target-help switches to be passed on to compiler
21226 (main): Remove unused if statement.
21227 * opts.c (columns): Remove.
21228 (LEFT_COLUMN): Define.
21229 (wrap_help): Add columns argument.
21230 (print_filtered_help): Change parameters to be an include bitmask,
21231 an exclude bitmask, an any bitmask and the column width. Move the
21232 code to display the params list here. Add code to display the
21233 status of options rather than their descriptions if the quiet flag
21235 (print_specific_help): Change parameters to be an include bitmask,
21236 an exclude bitmask and an any bitmask. Move code to look up the
21237 column width here. Decide upon the title for an options listing.
21238 (common_handle_options): Add code to handle --help=. Adapt code
21239 for --help and --target-help to use the revised form of the
21240 print_specific_help function.
21241 (print_help): Delete.
21242 (print_param_help): Delete.
21243 (print_switch): Delete.
21244 * opts.h (cl_lang_count): Add prototype.
21245 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21246 CL_MAX_OPTION_CLASS): New defines.
21247 * optc-gen.awk: Add construction of cl_lang_count.
21248 * c.opt: Add Warning attribute to warning options and Optimization
21249 attribute to optimization options.
21250 * common.opt: Likewise.
21252 Add -fhelp and -ftarget-help as aliases for the transformed --help
21253 and --target-help options.
21254 * opt-functions.awk: Add code to handle Warning and Optimization
21257 2007-02-12 Richard Henderson <rth@redhat.com>
21259 * config/alpha/constraints.md: New file.
21260 * config/alpha/alpha.c: Include tm-constrs.h.
21261 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21262 alpha_extra_constraint): Remove.
21263 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21264 * config/alpha/alpha-protos.h: Update.
21265 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21266 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21267 (EXTRA_CONSTRAINT): Remove.
21268 * config/alpha/alpha.md: Include constraints.md.
21269 (adddi splitter): Use satisfies_constraint_*.
21270 * config/alpha/predicates.md (add_operand): Likewise.
21271 (sext_add_operand, addition_operation): Likewise.
21273 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21275 PR tree-optimization/29145
21276 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21277 in our handling of restrict qualified pointers.
21279 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21282 * doc/invoke.texi (Wunused-value): Update description.
21283 (Wextra): Delete item.
21284 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21285 value of Wunused-value.
21286 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21287 (c_finish_stmt_expr): Don't check extra_warnings.
21288 (emit_side_effect_warnings): The caller is responsible to check
21291 2007-02-11 Roger Sayle <roger@eyesopen.com>
21292 Matt Thomas <matt@3am-software.com>
21294 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21296 2007-02-11 Roger Sayle <roger@eyesopen.com>
21298 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21299 comparisons of POPCOUNT against zero.
21300 (simplify_const_relational_operation): Likewise.
21302 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21304 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21306 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21308 * dwarf2out.c (root_type): Delete unused function.
21310 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21312 * genattrtab.c (contained_in_p): Delete unused function.
21313 (write_expr_attr_cache): Likewise.
21315 2007-02-11 Jan Hubicka <jh@suse.cz>
21317 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21320 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21322 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21323 to add the REG_EQ* note.
21324 * see.c (see_merge_one_use_extension): Likewise.
21325 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21326 turn REG_EQUAL notes into REG_EQUIV notes if the target
21327 register may have more than one set.
21328 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21329 * gcse.c (try_replace_reg): Likewise.
21330 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21331 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21332 more than one REG_EQUIV note.
21333 * reload1.c (gen_reload): Use set_unique_reg_note.
21335 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21337 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21338 (ix86_builtin_conversion): New function.
21340 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21343 * tree.h (DECL_REPLACEABLE_P): New macro.
21344 * except.c (set_nothrow_function_flags): Likewise.
21346 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21347 Ira Rosen <irar@il.ibm.com>
21348 Dorit Nuzman <dorit@il.ibm.com>
21350 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21351 * targhooks.c (default_builtin_vectorized_conversion): New.
21352 * targhooks.h (default_builtin_vectorized_function): New declaration.
21353 * target.h (struct vectorize): Add builtin_conversion field.
21354 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21355 stmt_vec_info_type value.
21356 (vectorizable_conversion): New declaration.
21357 * tree-vect-analyze.c (vect_analyze_operations): Add
21358 vectorizable_conversion call.
21359 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21360 * tree-vect-transform.c (vectorizable_conversion): New function.
21361 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21362 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21364 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21365 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21366 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21367 or ALTIVEC_BUILTIN_VCFSX.
21369 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21372 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21373 CONST_DOUBLE and operand 0 is a hard register.
21374 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21375 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21376 is a hard floating-point register.
21378 2007-02-10 Richard Henderson <rth@redhat.com>
21379 Jakub Jelinek <jakub@redhat.com>
21380 Alexandre Oliva <aoliva@redhat.com>
21382 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21383 * builtin-types.def (BT_WORD): Make unsigned.
21384 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21385 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21386 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21387 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21388 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21389 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21391 * expr.c (emutls_var_address): New.
21392 (expand_expr_real_1): Expand emulated tls.
21393 (expand_expr_addr_expr_1): Likewise.
21394 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21395 * output.h (emutls_finish): Declare.
21396 * toplev.c (compile_file): Call it.
21397 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21398 address before wrapping in CONST.
21399 * varasm.c (emutls_htab, emutls_object_type): New.
21400 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21401 (get_emutls_object_name, get_emutls_object_type): New.
21402 (get_emutls_init_templ_addr, emutls_decl): New.
21403 (emutls_common_1, emutls_finish): New.
21404 (assemble_variable): When emulating tls, swap decls; generate
21405 constructor for the emutls objects.
21406 (do_assemble_alias): When emulating tls, swap decl and target name.
21407 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21409 * varpool.c (decide_is_variable_needed): Look at force_output.
21410 Recurse for emulated tls.
21411 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21412 with decide_is_variable_needed.
21413 * emutls.c: New file.
21414 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21415 tls_object for real tls.
21417 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21419 PR rtl-optimization/29599
21420 * reload1.c (eliminate_regs_in_insn): Take the destination
21421 mode into account when computing the offset.
21423 2007-02-09 Stuart Hastings <stuart@apple.com>
21424 Richard Henderson <rth@redhat.com>
21426 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21427 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21428 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21429 fixuns_truncdfhi2): New.
21430 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21431 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21432 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21433 (floatunssidf2): Allow nonimmediate source.
21434 * config/i386/sse.md (movdi_to_sse): New.
21435 (vec_concatv2di): Drop '*'.
21436 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21437 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21438 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21440 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21441 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21442 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21443 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21444 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21445 ix86_build_const_vector.
21446 (x86_emit_floatuns): Rewrite.
21448 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21450 * genautomata.c (longest_path_length): Delete unused function.
21451 (struct state): Delete unused longest_path_length.
21452 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21453 (get_free_state): Delete unused.
21455 2007-02-09 Jan Hubicka <jh@suse.cz>
21457 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21458 * doc/invoke.texi (inline-unit-growth): Update default value.
21460 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21461 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21462 (rebuild_cgraph_edges): Likewise.
21463 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21464 (dump_cgraph_node): Dump frequencies.
21465 (cgraph_clone_edge): Add frequency scales.
21466 (cgraph_clone_node): Add freuqnecy.
21467 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21468 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21469 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21470 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21471 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21472 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21473 (save_inline_function_body): Likewise.
21474 * ipa-inline.c: inluce rtl.h
21475 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21476 (cgraph_edge_badness): Use frequencies.
21477 (cgraph_decide_recursive_inlining): Update clonning.
21478 (cgraph_decide_inlining_of_small_function): Dump frequency.
21479 * predict.c (estimate_bb_frequencies): Export.
21480 * predict.h (estimate_bb_frequencies): Declare.
21481 * tree-inline.c (copy_bb): Watch overflows.
21482 (expand_call_inline): Update call of cgraph_create_edge.
21483 (optimize_inline_calls): Use TODO flags to update frequnecies.
21484 * passes.h: Include predict.h
21485 (init_optimization_passes): Move profile ahead.
21486 (execute_function_todo): Handle TODO_rebuild_frequencies.
21488 2007-02-09 Roger Sayle <roger@eyesopen.com>
21490 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21491 the insbl or inswl pattern into a register.
21493 2007-02-09 Roger Sayle <roger@eyesopen.com>
21495 * config/ia64/ia64.md (bswapdi2): New define_insn.
21497 2007-02-09 Richard Henderson <rth@redhat.com>
21499 * config/i386/constraints.md (Ym): New constraint.
21500 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21501 (movdi_1_rex64): Split sse and xmm general register moves from
21502 memory move alternatives. Use conditional register constraints.
21503 (movsf_1, movdf_integer): Likewise.
21504 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21505 (movdf_integer_rex64): New.
21506 (pushsf_rex64): Fix output constraints.
21507 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21508 (sse2_stored): Likewise.
21509 (sse2_storeq_rex64): New.
21510 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21511 amd and not generic.
21512 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21513 for optimize_size. Remove SF/DFmode hack.
21515 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21517 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21520 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21521 Richard Sandiford <richard@codesourcery.com>
21523 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21524 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21525 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21526 m68k/t-mlib to tmake_file.
21527 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21528 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21529 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21530 Allow it to be cf or m68k. Set m68k_arch_family. If that
21531 variable is not empty, add t-$m68k_arch_family to tmake_file.
21532 Add t-mlibs to tmake_file.
21533 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21534 * config/m68k/t-cf: New file.
21535 * config/m68k/t-m68k: Likewise.
21536 * config/m68k/t-mlibs: Likewise.
21537 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21538 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21539 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21540 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21541 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21543 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21544 (INSTALL_LIBGCC): Delete.
21545 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21546 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21547 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21548 (M68K_MLIB_CPU): Define.
21549 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21550 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21551 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21553 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21554 Richard Guenther <rguenther@suse.de>
21556 PR middle-end/23361
21557 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21558 against INT_MIN/INT_MAX.
21559 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21560 file if a loop is removed.
21562 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21564 * calls.c (store_one_arg): Pass correct alignment to
21565 emit_push_insn for non-BLKmode values.
21566 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21567 unaligned stack slot via a suitably aligned slot.
21569 2007-02-08 DJ Delorie <dj@redhat.com>
21571 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21573 (legal_subregs): Use unsigned char, make const.
21574 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21576 2007-02-08 Paul Brook <paul@codesourcery.com>
21578 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21579 special interworking needed.
21581 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21583 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21584 conditional to __SSE2__.
21585 (Entries below should have been added to first ChangeLog
21586 entry for amdfam10 dated 2007-02-05)
21587 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21589 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21591 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21594 2007-02-08 DJ Delorie <dj@redhat.com>
21596 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21597 * config/m32c/m32c.c (legal_subregs): New.
21598 (m32c_illegal_subreg_p): New.
21599 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21600 unsupported subregs of hard regs.
21602 2007-02-08 Jan Hubicka <jh@suse.cz>
21604 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21605 the same one; always update histograms.
21607 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21609 * passes.c (init_optimization_passes): Tidy comment.
21611 2007-02-08 Roger Sayle <roger@eyesopen.com>
21613 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21614 strip zero_extend, bswap and rotates from POCOUNT's argument.
21615 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21616 zero_extend and rotates from PARITY's argument.
21617 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21618 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21619 of an integer constant at compile-time.
21621 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21624 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21626 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21629 * tree-ssa-live.c (remove_unused_locals): Do not remove
21630 TREE_ADDRESSABLE variables.
21631 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21632 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21633 FOR_CLOBBER. Update all users.
21634 If VAR has an associated alias set, add a virtual operand for
21635 it if no alias is found to conflict with the memory reference.
21637 2007-02-07 Jan Hubicka <jh@suse.cz>
21638 Robert Kidd <rkidd@crhc.uiuc.edu>
21640 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21642 2007-02-07 Ian Lance Taylor <iant@google.com>
21644 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21646 2007-02-07 Roger Sayle <roger@eyesopen.com>
21648 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21649 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21650 tablejumpdi, movsi_to_cr_one): Remove constraints from
21651 define_expand's match_operands.
21653 2007-02-07 Roger Sayle <roger@eyesopen.com>
21655 * global.c (compute_regsets): Move declatation of "i" inside of
21656 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21658 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21661 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21662 of INDIRECT_REF <RESULT_DECL>.
21664 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21666 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21667 Kaz Kojima <kkojima@gcc.gnu.org>
21670 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21672 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21674 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21676 * doc/loop.texi: Document possibility not to perform disambiguation
21677 of loops with multiple latches.
21678 * cfgloopmanip.c (alp_enum_p): Removed.
21679 (add_loop): Handle subloops. Use get_loop_body_with_size.
21680 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21681 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21682 the new forwarder block.
21683 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21684 Handle the case latch is NULL.
21685 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21686 modifications when marking loop exits.
21687 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21689 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21690 disambiguate_loops_with_multiple_latches.
21691 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21692 before fix_loop_structure.
21693 * cfgloop.c: Include pointer-set.h and output.h.
21694 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21695 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21696 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21697 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21698 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21699 disambiguate_multiple_latches, get_loop_body_with_size,
21700 disambiguate_loops_with_multiple_latches): New functions.
21701 (flow_loop_dump): Dump multiple latch edges.
21702 (flow_loop_nodes_find): Handle loops with multiple latches.
21703 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21704 (glb_enum_p): Modified.
21705 (get_loop_body): Use get_loop_body_with_size.
21706 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21707 (AVOID_CFG_MODIFICATIONS): New constant.
21708 (disambiguate_loops_with_multiple_latches, add_loop,
21709 get_loop_body_with_size): Declare.
21710 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21712 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21714 PR inline-asm/28686
21715 * global.c (compute_regsets): New function.
21716 (global_alloc): Refactored ELIMINABLE_REGSET
21717 and NO_GLOBAL_ALLOC_REGS computation out.
21718 (rest_of_handle_global_alloc): Call compute_regsets()
21719 for non-optimizing case.
21721 2007-02-06 Richard Henderson <rth@redhat.com>
21723 * config/i386/constraints.md (Y2): Rename from Y.
21724 (Yi): New constraint.
21725 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21726 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21727 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21728 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21729 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21730 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21731 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21732 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21733 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21734 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21735 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21736 vec_extractv2si_1): Change Y constraints to Y2.
21737 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21738 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21739 Change Y constraints to Y2.
21740 (sse2_loadld): Change Y constraints to x.
21742 2007-02-06 Roger Sayle <roger@eyesopen.com>
21744 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21745 (parity<mode>2): New define_expand using rs6000_emit_parity.
21746 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21747 rs6000_emit_parity): New functions.
21748 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21749 rs6000_emit_parity): Prototype here.
21751 2007-02-06 Ian Lance Taylor <iant@google.com>
21753 * lower-subreg.c (simple_move_operand): Reject CONST.
21754 (resolve_clobber): Call validate_change rather than directly
21755 assigning to XEXP (pat, 0).
21757 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21759 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21760 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21761 (tree-cfg.o): Remove hashtab.h dependency.
21763 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21764 (struct ivopts_data): Change niters to pointer_map_t.
21765 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21766 (niter_for_exit): Create pointer_map on demand. Change for
21768 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21769 (free_loop_data): Destroy data->niters if created and reset field.
21770 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21771 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21773 * tree-ssa-reassoc.c: Include pointer-set.h.
21774 (bb_rank): Change to long *.
21775 (operand_rank): Change to pointer_map_t.
21776 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21777 (insert_operand_rank): Accept long.
21778 (operand_entry_hash, operand_entry_eq): Remove.
21779 (get_rank): Return long. Adjust for changes above.
21780 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21782 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21784 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21785 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21786 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21788 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21789 directly since it cannot be NULL.
21790 (get_vi_for_tree): Rewrite for pointer_map API.
21791 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21792 (init_alias_vars): Create vi_for_tree as pointer_map.
21793 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21795 * tree-cfg.c: Don't include hashtab.h.
21796 (edge_to_cases): Declare as pointer_map.
21797 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21799 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21800 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21801 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21803 (record_switch_edge): Delete.
21804 (get_cases_for_edge): Adjust for pointer_map API, inline
21805 record_switch_edge (rewritten for new API), remove goto.
21807 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21809 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21810 * tree-nested.c: Include pointer-set.h.
21811 (var_map_elt, var_map_eq, var_map_hash): Delete.
21812 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21813 to pointer_map_t's.
21814 (nesting_info_bitmap_obstack): New.
21815 (lookup_field_for_decl): Adjust for pointer_map API.
21816 (lookup_tramp_for_decl): Adjust for pointer_map API.
21817 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21818 (get_local_debug_decl): Adjust for pointer_map API.
21819 (convert_nl_goto_reference): Adjust for pointer_map API.
21820 (convert_nl_goto_receiver): Adjust for pointer_map API.
21821 (create_nesting_tree): Create outside GGC space. Create bitmap on
21822 the new obstack. Create field_map and var_map as pointer_maps.
21823 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21825 (lower_nested_functions): Move root here, no need to NULL it.
21826 Initialize and release the obstack.
21828 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21830 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21831 Remove prototypes and make them non-static.
21832 (struct tree_int_map): Remove.
21833 * tree.h (struct tree_int_map): Move here, turning TO into an
21835 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21837 * tree.h (TREE_COMPLEXITY): Remove.
21838 (struct tree_exp): Remove complexity field.
21839 * tree.c (build1_stat): Don't set it.
21841 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21842 Victor Kaplansky <victork@il.ibm.com>
21844 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21845 (vect_is_simple_reduction): Support reduction with induction as
21846 one of the operands.
21847 (vect_is_simple_iv_evolution): Fix formatting.
21848 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21849 formatting. Don't mark induction phis for vectorization.
21850 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21851 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21852 (vect_get_vec_def_for_operand): Support induction.
21853 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21855 (vectorizable_reduction): Support reduction with induction as one of
21857 (vectorizable_type_demotion): Use def-type of stmt argument rather
21858 than dummy def-type.
21860 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21861 flag_tree_scev_cprop.
21862 * common.opt (tree-scev-cprop): New flag.
21864 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21865 call to vect_get_new_vect_var.
21867 2007-02-06 Ira Rosen <irar@il.ibm.com>
21869 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21870 vectype is not NULL.
21871 (vect_pattern_recog_1): Likewise.
21873 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21875 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21876 (fold_negate_expr): Likewise.
21878 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21881 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21882 even if cv-qualification is the same.
21884 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21886 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21887 __enable_execute_stack on completion.
21889 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21891 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21892 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21893 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21894 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21895 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21896 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21897 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21898 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21902 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21903 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21904 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21905 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21906 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21907 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21908 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21909 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21910 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21911 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21912 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21913 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21914 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21915 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21916 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21917 sqrtextenddfxf2_i387): Added amdfam10_decode.
21919 * config/i386/athlon.md (athlon_idirect_amdfam10,
21920 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21921 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21922 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21923 athlon_ivector_store_amdfam10): New define_insn_reservation.
21924 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21927 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21929 * config/i386/athlon.md (athlon_call_amdfam10,
21930 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21931 define_insn_reservation.
21932 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21933 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21934 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21936 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21938 * config/i386/athlon.md (athlon_sseld_amdfam10,
21939 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21940 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21942 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21944 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21945 define_insn_reservation.
21946 * config/i386/i386.md (sseins): Added sseins to define_attr type
21947 and define_attr unit.
21948 * config/i386/sse.md: Set type attribute to sseins for insertq
21951 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21953 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21954 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21955 ssecomi_load_amdfam10, ssecomi_amdfam10,
21956 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21957 define_insn_reservation.
21958 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21960 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21962 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21963 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21964 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21965 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21966 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21967 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21968 define_insn_reservation.
21970 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21971 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21972 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21973 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21974 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21976 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21978 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21979 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21980 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21981 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21982 athlon_ssemul_load_k8): Added amdfam10.
21984 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21986 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21987 (x86_sse_unaligned_move_optimal): New variable.
21989 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21991 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21992 for unaligned vector SSE double/single precision loads for AMDFAM10.
21994 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21996 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21997 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21998 Define TARGET_CPU_DEFAULT_amdfam10.
21999 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22000 (processor_type): Add PROCESSOR_AMDFAM10.
22002 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22003 processor_type in config/i386/i386.h.
22004 Enable imul peepholes for TARGET_AMDFAM10.
22006 * config.gcc: Add support for --with-cpu option for amdfam10.
22008 * config/i386/i386.c (amdfam10_cost): New variable.
22009 (m_AMDFAM10): New macro.
22010 (m_ATHLON_K8_AMDFAM10): New macro.
22011 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22012 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22013 x86_promote_QImode, x86_integer_DFmode_moves,
22014 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22015 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22016 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22017 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22018 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22019 Enable/disable for amdfam10.
22020 (override_options): Add amdfam10_cost to processor_target_table.
22021 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22022 processor_alias_table.
22023 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22024 (ix86_adjust_cost): Add code for amdfam10.
22026 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22028 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22029 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22030 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22031 * config/i386/i386.h: Add builtin definition for SSE4A.
22032 * config/i386/i386.md: Add support for ABM instructions
22033 (popcnt and lzcnt).
22034 * config/i386/sse.md: Add support for SSE4A instructions
22035 (movntss, movntsd, extrq, insertq).
22036 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22037 Add -march=amdfam10 flag.
22038 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22039 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22041 * doc/extend.texi: Add documentation for SSE4A builtins.
22043 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22045 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22047 2007-02-05 Richard Guenther <rguenther@suse.de>
22049 * tree-vectorizer.h (vectorizable_function): Add argument type
22050 argument, change return type.
22051 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22052 * tree-vect-transform.c (vectorizable_function): Handle extra
22053 argument, return vectorized function decl.
22054 (build_vectorized_function_call): Remove.
22055 (vectorizable_call): Handle calls with result and argument types
22056 differing. Handle loop vectorization factor correctly.
22057 * targhooks.c (default_builtin_vectorized_function): Adjust for
22059 * targhooks.h (default_builtin_vectorized_function): Likewise.
22060 * target.h (builtin_vectorized_function): Add argument type
22062 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22063 extra argument, allow vectorizing of lrintf.
22064 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22065 documentation of target hook.
22067 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22070 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22071 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22072 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22074 2007-02-05 Roger Sayle <roger@eyesopen.com>
22076 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22077 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22078 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22079 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22080 before canonicalizing sincos to cexpi.
22081 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22083 2007-02-05 Roger Sayle <roger@eyesopen.com>
22085 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22086 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22087 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22089 2007-02-05 Roger Sayle <roger@eyesopen.com>
22091 * mips-tfile.c (initialize_init_file): Correct endianness test.
22093 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22095 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22096 the 'y' constraint.
22098 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22100 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22101 saves in a PARALLEL before the register assignments.
22103 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22105 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22106 DWARF_FRAME_RETURN_COLUMN to be a general register.
22107 * dwarf2out.c (init_return_column_size): New function, split from...
22108 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22109 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22110 to be nongeneral registers.
22111 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22113 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22114 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22116 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22118 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22120 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22122 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22123 (remove_path): Use can_remove_branch_p and remove_branch instead
22124 of loop_delete_branch_edge.
22125 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22126 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22127 Update profile using scale_dominated_blocks_in_loop.
22128 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22129 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22130 (can_remove_branch_p, remove_branch): Declare.
22131 * tree-cfg.c (tree_can_remove_branch_p): New function.
22132 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22133 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22134 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22136 2007-02-05 Jan Hubicka <jh@suse.cz>
22138 PR middle-end/30696
22139 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22140 nodes in cgraph, don't remove offline copy of the function.
22142 2007-02-04 Jan Hubicka <jh@suse.cz>
22144 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22145 vectors might cause maybe_lookup_element_for_expr to be called
22146 on non-sra-candidate.
22148 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22150 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22151 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22152 spelling conventions.
22154 2007-02-04 Richard Guenther <rguenther@suse.de>
22156 PR middle-end/30636
22157 * fold-const.c (try_move_mult_to_index): Make sure to not
22158 overflow one dimension of a multi-dimensional array access.
22160 2007-02-04 Jan Hubicka <jh@suse.cz>
22162 * passes.c (init_optimization_passes): Reindent.
22164 2007-02-04 Jan Hubicka <jh@suse.cz>
22165 Eric Botcazou <ebotcazou@adacore.com>
22167 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22168 (execute_fixup_cfg): Break out the abnormal goto code.
22169 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22170 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22171 (optimize_inline_calls): Call make_nonlocal_label_edges.
22173 2007-02-04 Jan Hubicka <jh@suse.cz>
22175 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22176 true when something was changed.
22177 (rename_ssa_copies): When something was changed, do
22178 TODO_remove_unused_locals.
22179 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22180 add TODO_remove_unused_locals when instruction was removed.
22182 2007-02-04 Jan Hubicka <jh@suse.cz>
22184 * ipa-inline.c (try_inline): Improve debug output; work on already
22186 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22187 call try_inline for already inlined edges too when flattening;
22188 inline also functions that make callee growth but overall unit size
22191 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22193 * config/m32c/bitops.md, config/m32c/jump.md,
22194 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22195 config/m32r/m32r.h, config/m32r/m32r.md,
22196 config/m32r/predicates.md, config/m68hc11/larith.asm,
22197 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22198 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22199 config/mips/mips-protos.h, config/mips/mips.c,
22200 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22201 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22202 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22203 spelling conventions.
22205 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22206 Follow spelling conventions.
22208 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22210 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22211 warn about C++0x compatibility.
22213 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22215 * config/h8300/h8300.c, config/h8300/h8300.h,
22216 config/h8300/h8300.md: Follow spelling conventions.
22218 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22220 PR middle-end/30667
22221 * combine.c (try_combine): Do not substitute source operand
22222 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22224 2007-02-03 Jan Hubicka <jh@suse.cz>
22226 PR gcov-profile/30650
22227 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22228 do not divide by zero for never executed counters.
22229 (tree_find_values_to_profile): Fix counters.
22230 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22232 2007-02-03 Ian Lance Taylor <iant@google.com>
22234 * lower-subreg.c (simple_move_operand): New static function,
22235 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22237 (simple_move): Call simple_move_operand.
22238 (find_decomposable_subregs): Add special handling of MEMs.
22239 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22240 meaning of return value. If we see a hard register, test whether
22241 it can store a word_mode value. Change all callers.
22243 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22245 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22246 ftrapv insns and expanders.
22247 (subdi3): Change define_expand operand 1 to arith11_operand, and
22248 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22249 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22250 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22253 PR middle-end/30174
22254 * varasm.c (notice_global_symbol): Treat global objects as weak when
22255 flag_shlib is true.
22257 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22259 * emit-rtl.c (dconstpi): Delete.
22260 (dconstsqrt2): New.
22261 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22262 * real.h (dconstpi): Delete.
22263 (dconstsqrt2): New.
22264 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22265 (fold_builtin_hypot): Likewise.
22267 2007-02-03 Tom Tromey <tromey@redhat.com>
22270 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22271 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22273 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22275 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22276 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22277 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22278 config/rs6000/cell.md, config/rs6000/darwin.h,
22279 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22280 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22281 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22282 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22283 typos. Follow spelling conventions.
22284 * doc/invoke.texi: Follow spelling conventions.
22286 2007-02-03 Roger Sayle <roger@eyesopen.com>
22288 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22289 canonicalization transformations that attempt to simplify integer
22290 constant comparisons to become comparisons against zero.
22292 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22294 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22296 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22297 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22299 2007-02-02 Mike Stump <mrs@apple.com>
22301 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22302 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22303 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22304 generate a branch island.
22306 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22308 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22309 (xtensa_legitimate_address_p): New.
22310 (xtensa_legitimize_address): New.
22311 (xtensa_output_addr_const_extra): New.
22312 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22314 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22315 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22316 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22317 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22318 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22319 (xtensa_legitimize_address): New.
22320 (xtensa_output_addr_const_extra): New.
22322 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22324 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22326 2007-02-02 Ian Lance Taylor <iant@google.com>
22328 * expmed.c (expand_divmod): Add comment.
22330 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22332 * emit-rtl.c (renumber_insns): Remove.
22333 * flags.h: Remove the extern for flag_renumber_insns.
22334 * rtl.h: Remove the prototype for renumber_insns.
22335 * toplev.c (flag_renumber_insns): Remove.
22337 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22339 Revert for x86 darwin:
22340 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22342 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22343 code before the following patch under TARGET_MACHO.
22344 (ix86_function_value_regno_p): Likewise.
22346 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22348 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22351 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22354 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22355 loads to general or fp registers. Add comments.
22356 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22358 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22360 * pointer-set.c (insert_aux): Only return insertion slot.
22361 (pointer_set_insert): Adjust.
22362 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22363 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22364 pointer_map_traverse): New.
22365 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22366 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22367 pointer_map_contains, pointer_map_traverse): Declare.
22369 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22371 PR middle-end/30473
22372 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22373 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22375 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22377 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22379 (struct _dep): New type.
22380 (dep_t): New typedef.
22381 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22382 (DEP_STATUS): New access macro. The macro with the same name was
22383 renamed to DEP_LINK_STATUS.
22384 (dep_init): Declare function
22386 (struct _dep_link): New type.
22387 (dep_link_t): New typedef.
22388 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22389 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22390 (DEP_LINK_STATUS): New macro.
22391 (debug_dep_links): New debug function.
22393 (struct _deps_list): New type.
22394 (deps_list_t): New typedef.
22395 (DEPS_LIST_FIRST): New access macro.
22396 (FOR_EACH_DEP_LINK): New cycle macro.
22397 (create_deps_list, free_deps_list, delete_deps_list): Declare
22399 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22400 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22401 (copy_deps_list_change_con): Ditto.
22403 (move_dep_link): Declare function.
22405 (struct _dep_node): New type.
22406 (dep_node_t): New typedef.
22407 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22409 (struct haifa_insn_data.back_deps): New field to hold backward
22410 dependencies of the insn.
22411 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22413 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22414 Change its type to deps_list_t.
22415 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22416 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22417 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22419 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22421 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22423 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22425 (dep_cost): Declare.
22427 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22428 (ds_to_dk, dk_to_ds): New functions.
22430 (init_dep_1): New static function.
22431 (init_dep): New function.
22432 (copy_dep): New static function.
22434 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22436 (detach_dep_link): New static function.
22437 (move_dep_link): New function.
22439 (dep_links_consistent_p, dump_dep_links): New static functions.
22440 (debug_dep_links): New debugging function.
22442 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22444 (alloc_deps_list, init_deps_list): New static functions.
22445 (create_deps_list): New function.
22446 (clear_deps_list): New static function.
22447 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22448 (deps_list_consistent_p, dump_deps_list): New static functions.
22449 (debug_deps_list): New function.
22450 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22452 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22454 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22455 use new scheduler dependencies lists.
22456 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22457 (sched_analyze): Ditto. Initialize dependencies lists.
22458 (add_forw_dep, compute_forward_dependences): Update to use new
22459 scheduler dependencies lists.
22461 (init_dependency_caches): Init deps_obstack.
22462 (free_dependency_caches): Free deps_obstack.
22464 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22465 new scheduler dependencies lists.
22466 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22467 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22469 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22470 Update to use new scheduler dependencies lists.
22471 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22472 (debug_dependencies): Ditto.
22473 (schedule_region): Update comments.
22475 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22476 scheduler dependencies lists.
22477 (schedule_ebb): Update comments.
22479 * rtl.def (DEPS_LIST): Remove.
22481 * lists.c (unused_deps_list): Remove.
22482 (free_list): Update assertions.
22484 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22485 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22487 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22488 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22490 * haifa-sched.c (comments): Update.
22491 (insn_cost1): Remove. Inline the code into insn_cost ().
22492 (insn_cost): Update to use new scheduler dependencies lists. Move
22493 processing of the dependency cost to dep_cost ().
22494 (dep_cost): New function. Use it instead of insn_cost () when
22495 evaluating cost of the dependency. Use compatible interface to
22496 interact with the target.
22497 (priority): Update to use new scheduler dependencies lists.
22498 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22499 with greater number of insns that depend on the insn.
22500 (schedule_insn): Update to use new scheduler dependencies lists. Add
22501 code to free backward dependencies lists. Inline and optimize code
22502 from resolve_dep () - see PR28071.
22503 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22504 lists. Update call to targetm.sched.is_costly_dependence hook.
22506 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22507 scheduler dependencies lists.
22509 (resolve_dep): Remove. Move the logic to schedule_insn ().
22510 (init_h_i_d): Initialize dependencies lists.
22512 (process_insn_depend_be_in_spec): Rename to
22513 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22514 dependencies lists.
22515 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22516 Update to use new scheduler dependencies lists.
22517 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22519 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22520 new scheduler dependencies lists.
22521 (build_intra_loop_deps): Ditto.
22523 * target.h (struct _dep): Declare to use in
22524 gcc_target.sched.is_costly_dependence.
22525 (struct gcc_target.sched.adjust_cost): Fix typo.
22526 (struct gcc_target.sched.is_costly_dependence): Change signature to
22527 use single dep_t parameter instead of an equivalent triad.
22528 (struct gcc_target.sched.adjust_cost_2): Remove.
22530 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22532 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22534 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22536 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22538 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22539 (REG_DEP_TRUE): Document.
22541 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22542 Change signature to correspond to the targetm.sched.adjust_cost hook.
22543 Update use in TARGET_SCHED_ADJUST_COST_2.
22544 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22545 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22546 new scheduler dependencies lists.
22547 (ia64_gen_check): Ditto.
22549 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22550 scheduler dependencies lists.
22552 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22553 signature to correspond to the targetm.sched.is_costly_dependence hook.
22554 (is_costly_group): Update to use new scheduler dependencies lists.
22556 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22557 instead of INSN_COST () macro.
22559 2007-02-01 Ian Lance Taylor <iant@google.com>
22561 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22563 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22565 * pa.md (tp_load): Correct mfctl instruction syntax.
22567 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22569 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22570 altivec_padding_size calculation on AIX. Improve comment, add
22571 assert to verify that it's right.
22573 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22576 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22578 PR inline-asm/28686
22579 * global.c (global_alloc): Add mising initialization of
22582 2007-02-01 Roger Sayle <roger@eyesopen.com>
22584 * alias.c (init_alias_analysis): Correct whitespace.
22585 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22586 partition_hot_cold_basic_blocks): Likewise.
22587 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22588 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22589 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22590 fold_builtin_snprintf_chk, fold_builtin_printf,
22591 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22592 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22593 * cfgcleanup.c (cleanup_cfg): Likewise.
22594 * cfgexpand.c (tree_expand_cfg): Likewise.
22595 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22596 * function.c (get_next_funcdef_no): Likewise.
22597 * gengtype.c (main): Likewise.
22598 * genmodes.c (main): Likewise.
22599 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22600 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22601 * ifcvt.c (noce_emit_move_insn): Likewise.
22602 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22604 * stor-layout.c (get_best_mode): Likewise.
22605 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22606 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22607 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22608 perform_var_substitution, solve_graph): Likewise.
22609 * tree-vrp.c (vrp_finalize): Likewise.
22611 2007-02-01 Ian Lance Taylor <iant@google.com>
22613 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22614 high part of a paradoxical subreg, return a constant zero.
22616 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22618 * toplev.c (lang_dependent_init): Call init_set_costs.
22619 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22621 2007-02-01 Richard Guenther <rguenther@suse.de>
22623 PR middle-end/30656
22624 * fold-const.c (fold_negate_expr): Allow negating a
22625 constant if overflow does not change.
22627 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22629 * doc/c-tree.texi (Expression trees): Improve markup.
22630 * doc/tm.texi (Register Classes, Addressing Modes)
22631 (Floating Point): Fix spacing after abbreviations. Fix some
22634 2007-02-01 Ben Elliston <bje@au.ibm.com>
22636 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22637 * doc/contrib.texi: Likewise.
22638 * doc/install.texi: Likewise.
22640 2007-01-31 Richard Henderson <rth@redhat.com>
22641 Ian Lance Taylor <iant@google.com>
22643 * lower-subreg.c: New file.
22644 * rtl.def (CONCATN): Define.
22645 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22646 pass_lower_subreg2.
22647 * emit-rtl.c (update_reg_offset): New static function, broken out
22648 of gen_rtx_REG_offset.
22649 (gen_rtx_REG_offset): Call update_reg_offset.
22650 (gen_reg_rtx_offset): New function.
22651 * regclass.c: Revert patch of 2006-03-05, restoring
22653 (clear_reg_info_regno): New function.
22654 * dwarf2out.c (concatn_loc_descriptor): New static function.
22655 (loc_descriptor): Handle CONCATN.
22656 * common.opt (fsplit_wide_types): New option.
22657 * opts.c (decode_options): Set flag_split_wide_types when
22659 * timevar.def (TV_LOWER_SUBREG): Define.
22660 * rtl.h (gen_reg_rtx_offset): Declare.
22661 (reg_scan_update): Declare.
22662 * regs.h (clear_reg_info_regno): Declare.
22663 * tree-pass.h (pass_lower_subreg): Declare.
22664 (pass_lower_subreg2): Declare.
22665 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22666 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22667 -fsplit-wide-types.
22668 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22669 * Makefile.in (OBJS-common): Add lower-subreg.o.
22670 (lower-subreg.o): New target.
22672 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22674 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22676 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22679 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22681 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22683 PR middle-end/29335
22684 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22686 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22688 * cfgloop.h: Include vec-prim.h.
22689 (enum li_flags): Remove LI_ONLY_OLD.
22690 (loop_iterator): Changed.
22691 (fel_next, fel_init): Iterate over loop tree.
22692 (FOR_EACH_LOOP_BREAK): New macro.
22693 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22695 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22696 * modulo-sched.c (sms_schedule): Ditto.
22697 * tree-vectorizer.c (vectorize_loops): Ditto.
22698 * doc/loop.texi: Update information on loop numbering and behavior of
22699 FOR_EACH_LOOP wrto new loops.
22700 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22701 add_to_evolution_1): Test nestedness of loops instead of comparing
22703 * tree-chrec.c (chrec_fold_plus_poly_poly,
22704 chrec_fold_multiply_poly_poly, chrec_evaluate,
22705 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22706 reset_evolution_in_loop): Ditto.
22707 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22709 2007-01-31 Dirk Mueller <dmueller@suse.de>
22711 * c-common.c (warn_about_parentheses): Separate warning about
22712 un-parenthized sequence of comparison operators from the one
22713 which is supposed to warn about x <= y <= z.
22715 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22717 * optabs.h (enum optab_index): Add new OTI_isinf.
22718 (isinf_optab): Define corresponding macro.
22719 * optabs.c (init_optabs): Initialize isinf_optab.
22720 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22722 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22723 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22725 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22726 expand_builtin_interclass_mathfn.
22727 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22728 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22729 (fxam<mode>2_i387): New insn pattern.
22730 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22731 built-in functions as x87 inline asm.
22733 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22735 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22737 2007-01-30 Eric Christopher <echristo@apple.com>
22739 * config.gcc: Add geode.
22741 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22743 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22744 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22745 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22746 value-prof.c: Fix comment typos.
22748 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22751 * doc/invoke.texi (Wpointer-arith): Document warning.
22753 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22755 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22756 the list of discrepancies from the draft TR.
22758 2007-01-30 Dirk Mueller <dmueller@suse.de>
22761 * doc/invoke.texi (-Wreturn-type): Update description to
22762 match new behavior.
22764 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22766 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22768 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22770 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22771 to handle optabs that operate on floating point input argument and
22772 output to integer output.
22773 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22774 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22775 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22776 expand_builtin_interclass_mathfn ().
22777 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22778 (ilogbsi2): Remove.
22779 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22780 ilogbl built-in functions as x87 intrinsics.
22782 2007-01-30 Richard Guenther <rguenther@suse.de>
22784 PR middle-end/27657
22785 * dwarf2out.c (reference_to_unused): Query varpool if the
22786 variable was output.
22788 2007-01-30 Richard Guenther <rguenther@suse.de>
22790 PR middle-end/30313
22791 * passes.c (execute_one_pass): Reset in_gimple_form to not
22792 confuse non-unit-at-a-time mode.
22794 2007-01-29 Roger Sayle <roger@eyesopen.com>
22795 Richard Guenther <rguenther@suse.de>
22797 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22798 avoid undefined behaviour on overflow. Use force_fit_type_double
22799 to construct the constant with the specified TREE_OVERFLOW.
22801 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22803 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22804 * config/dfp-bit.h: Ditto.
22806 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22808 * c-decl.c (pop_scope): Replace warnings with call to
22809 warn_for_unused_label.
22810 * c-common.h (warn_for_unused_label): Declare.
22811 * c-common.c (warn_for_unused_label): Define.
22813 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22815 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22818 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22820 * Makefile.in (USER_H): Remove decfloat.h.
22821 * ginclude/decfloat.h: Delete, moving contents to ...
22822 * ginclude/float.h: Add support for decimal floating point,
22823 guarded by __STDC_WANT_DEC_FP__.
22825 2007-01-29 Mike Stump <mrs@apple.com>
22827 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22828 Analysis and Representation to resolve case insensitive conflict.
22829 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22831 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22833 * tree.h (struct tree_memory_tag): Add aliases member.
22834 (MTAG_ALIASES): New macro.
22835 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22836 (add_may_alias): Remove pointer-set. Update for may_aliases being
22838 (mark_aliases_call_clobbered): Update for may_aliases being a
22840 (compute_tag_properties): Ditto.
22841 (create_partition_for): Ditto.
22842 (compute_memory_partitions): Ditto.
22843 (dump_may_aliases_for): Ditto.
22844 (is_aliased_with): Ditto.
22845 (add_may_alias_for_new_tag): Ditto.
22846 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22847 (compute_is_aliased): New function.
22848 (compute_may_aliases): Call compute_is_aliased).
22849 (init_alias_info): Initialize alias_bitmap_obstack.
22850 (union_alias_set_into): New function.
22851 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22852 (have_common_aliases_p): Rewrite to take two bitmaps and use
22854 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22855 Update for bitmaps.
22856 (finalize_ref_all_pointers): Update for add_may_alias changes.
22857 (new_type_alias): Ditto.
22858 * tree-flow-inline.h (may_aliases): Return a bitmap.
22859 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22860 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22861 may_aliases being a bitmap.
22862 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22863 may_aliases now returns a bitmap.
22864 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22866 * tree-ssa-operands.c (add_virtual_operand): Update for
22867 may_aliases being a bitmap.
22869 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22871 PR tree-optimization/30630
22872 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22873 variable as changed.
22875 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22878 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22879 expanded only once even if an error occurs.
22881 2007-01-29 Ben Elliston <bje@au.ibm.com>
22883 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22884 (__gcov_average_profiler): Likewise.
22885 (__gcov_ior_profiler): Likewise.
22886 (__gcov_merge_ior): Likewise.
22888 2007-01-28 Jan Hubicka <jh@suse.cz>
22890 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22891 * value-prof.c (stringop_block_profile): Likewise.
22893 2007-01-28 Jan Hubicka <jh@suse.cz>
22895 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22896 Add variant handling histograms; add wrapper.
22897 (clear_storage_via_libcall): Export.
22898 (emit_block_move_hints): Break out from ...; add histograms.
22899 (emit_block_move): ... this one.
22900 (clear_storage_hints): Break out from ...; add histograms.
22901 (clear_storage): ... this one.
22902 (set_storage_via_memset): Handle histogram.
22903 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22904 (clear_storage_hints, clear_storage_via_libcall): Declare.
22905 (set_storage_via_setmem): Update prototype.
22906 * doc/md.texi (movmem, setmem): Document new arguments.
22908 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22909 Add new histograms.
22910 (stringop_block_profile): New global function.
22911 (tree_stringops_values_to_profile): Profile block size and alignment.
22912 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22914 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22915 (stringop_block_profile): Declare.
22916 * builtins.c: Include value-prof.h.
22917 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22918 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22919 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22920 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22921 * profile.c (instrument_values): Add new counters.
22922 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22924 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22925 (tree_init_edge_profiler): Build new profilers.
22926 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22927 (pass_tree_profile): Add dump.
22928 (tree_profile_hooks): Update.
22929 * Makefile.in (LIBGCOV): Add new constants.
22930 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22931 __gcov_ior_profiler): New.
22932 * i386.md (movmem/setmem expanders): Add new optional arguments.
22934 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22936 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22938 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22940 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22941 (tree_unswitch_single_loop): Pass eni_size_weights to
22942 tree_num_loop_insns.
22943 * tree-ssa-loop-manip.c: Include tree-inline.h.
22944 (can_unroll_loop_p): Pass eni_size_weights to
22945 tree_num_loop_insns.
22946 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22947 Pass eni_size_weights to estimate_num_insns.
22948 * tree.h (init_inline_once): Export.
22949 * toplev.c (backend_init): Call init_inline_once.
22950 * cgraphunit.c (cgraph_process_new_functions,
22951 cgraph_analyze_function): Pass eni_inlining_weights to
22952 estimate_num_insns.
22953 * ipa-inline.c (compute_inline_parameters): Ditto.
22954 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22955 to estimate_num_insns.
22956 (try_unroll_loop_completely): Pass eni_size_weights to
22957 tree_num_loop_insns.
22958 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22959 ot estimate_num_insns.
22960 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22961 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22962 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22963 eni_time_weights): New variables.
22964 (init_inline_once): Initialize them.
22965 (struct eni_data): Mew.
22966 (estimate_num_insns_1, estimate_num_insns): Use weights.
22967 * tree-inline.h (struct eni_weights_d): New.
22968 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22969 (estimate_num_insns): Declaration changed.
22970 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22971 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22972 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22974 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22976 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22977 relations in the conflict function is valid.
22979 2007-01-27 Ian Lance Taylor <iant@google.com>
22981 * common.opt: Add fstrict-overflow.
22982 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22983 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22984 (TYPE_OVERFLOW_UNDEFINED): Define.
22985 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22987 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22988 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22989 (fold_negate_expr): Likewise.
22990 (make_range): Likewise.
22991 (extract_muldiv_1): Likewise.
22992 (maybe_canonicalize_comparison): Likewise.
22993 (fold_comparison): Likewise.
22994 (fold_binary): Likewise.
22995 (tree_expr_nonnegative_p): Likewise.
22996 (tree_expr_nonzero_p): Likewise.
22997 * tree-vrp.c (compare_values): Likewise.
22998 (extract_range_from_binary_expr): Likewise.
22999 (extract_range_from_unary_expr): Likewise.
23000 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23002 (nowrap_type_p): Likewise.
23003 * tree-scalar-evolution.c (simple_iv): Likewise.
23004 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23005 (build_range_check): Likewise.
23006 (extract_muldiv_1): Likewise.
23007 (fold_comparison): Likewise.
23008 * tree-vrp.c (vrp_int_const_binop): Likewise.
23009 (extract_range_from_unary_expr): Likewise.
23010 * convert.c (convert_to_integer): Likewise.
23011 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23012 (fold_comparison): Likewise.
23013 (fold_binary): Likewise.
23014 * optabs.c (optab_for_tree_code): Likewise.
23015 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23016 * simplify-rtx.c (simplify_const_relational_operation): Check
23017 flag_strict_overflow and flag_trapv.
23018 (simplify_const_relational_operation): Likewise.
23019 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23020 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23023 2007-01-27 Roger Sayle <roger@eyesopen.com>
23025 * tree.c (tree_fold_gcd): Delete.
23026 * tree.h (tree_fold_gcd): Remove prototype.
23027 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23028 test whether one constant integer is a multiple of another. Instead
23029 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23030 * fold-const.c (multiple_of_p): We've determined both TOP and
23031 BOTTOM are integer constants so we can call int_const_binop directly
23032 instead of the more generic const_binop.
23034 2007-01-27 Roger Sayle <roger@eyesopen.com>
23036 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23037 1*X check that the constant hasn't overflowed, to preserve the
23039 (round_up): Provide an efficient implementation when rouding-up an
23040 INTEGER_CST to a power-of-two.
23042 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23044 * doc/sourcebuild.texi: Add comma for clarity.
23045 * doc/extend.texi: Fix some typos.
23046 * doc/passes.texi: Likewise.
23047 * doc/cppinternals.texi: Likewise.
23048 * doc/c-tree.texi: Likewise.
23049 * doc/tree-ssa.texi: Likewise.
23050 * doc/install.texi: Likewise.
23052 2007-01-27 Jan Hubicka <jh@suse.cz>
23054 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23055 (pass_sra): Do not require alias information.
23056 * passes.c (init_optimization_passes): Add SRA
23058 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23060 * tracer.c (rest_of_handle_tracer): We already cleaned
23061 up the CFG in tracer() so don't do it here again.
23062 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23063 cleanup_cfg here, either. And don't call renumber_insns.
23065 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23066 and BB_HEAD are in the insn stream here. Instead make sure
23067 that BB_INSN is valid on all insns. Also, do check here that
23068 there are no pending branch predictions...
23069 (rtl_verify_flow_info): ...instead of doing it here. Checks
23070 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23073 2007-01-26 Roger Sayle <roger@eyesopen.com>
23075 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23076 function to simplify/factorize operand order canonicalization.
23077 (ix86_fixup_binary_operands): Reorganize using the above function.
23078 (ix86_binary_operator_ok): Likewise.
23080 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23082 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23083 file scope from optimize_attrs.
23084 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23086 (optimize_attrs): Clear insn_code_values after freeing it.
23088 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23090 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23091 a parts.base assignment.
23093 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23095 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23096 (compute_subscript_distance, initialize_data_dependence_relation,
23097 finalize_ddr_dependent, analyze_ziv_subscript,
23098 analyze_siv_subscript_cst_affine,
23099 compute_overlap_steps_for_affine_univar,
23100 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23101 analyze_siv_subscript, analyze_miv_subscript,
23102 analyze_overlapping_iterations, subscript_dependence_tester_1,
23103 compute_self_dependence, free_dependence_relation): Work
23104 with affine_fn instead of chrecs.
23105 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23106 common_affine_function, affine_function_base,
23107 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23108 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23109 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23110 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23111 (all_chrecs_equal_p): Removed.
23112 * tree-data-ref.h (affine_fn, conflict_function): New types.
23113 (struct subscript): Change type of conflicting_iterations_in_a
23114 and conflicting_iterations_in_b.
23116 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23119 * config/pa/pa.h (TARGET_HPUX_11): New.
23120 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23121 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23123 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23124 Richard Guenther <rguenther@suse.de>
23126 * tree-ssa-structalias.c (solve_graph): Handle case
23127 we merged the variable to another.
23129 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23131 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23134 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23135 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23137 2007-01-25 DJ Delorie <dj@redhat.com>
23139 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23140 allow changes to modes which don't fit in those registers.
23142 * reload1.c (choose_reload_regs): Check for invalid subregs before
23143 computing their locations, not after.
23145 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23148 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23149 save Altivec registers in an eh_return function.
23150 (compute_vrsave_mask): Likewise.
23151 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23152 for saving Altivec registers.
23153 (rs6000_emit_prologue): Don't allocate stack twice in
23154 eh_return function. Correct expected value of altivec_save_offset
23155 when using save_world. Describe save of R0 to stack when using
23156 save_world. Describe stack pointer adjustment when using
23157 save_world. Remove duplicated eh_return parameter register saving.
23158 Update sp_offset variable after save_world.
23159 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23161 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23162 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23165 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23167 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23169 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23172 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23173 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23175 2007-01-25 Richard Guenther <rguenther@suse.de>
23177 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23178 * common.opt (-Wcoverage-mismatch): New warning option.
23179 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23180 if -Wcoverage-mismatch is given.
23182 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23184 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23185 (ipcp_driver): Change to static definition.
23186 Add dumping of the ifunctions.
23187 (constant_val_insert): Remove unused parameter. Support for SSA.
23188 (ipcp_propagate_const): Support for SSA.
23189 (ipcp_profile_bb_print): Print only analyzed nodes.
23190 (ipcp_replace_map_create): Remove support for Fortran constant
23192 * ipa-prop.c (ipa_method_modify_stmt,
23193 ipa_callsite_compute_param): Support for SSA.
23194 * ipa-prop.h (ipcp_driver): Remove declaration.
23195 (IS_VALID_TREE_MAP_INDEX): Add define.
23197 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23199 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23201 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23203 PR middle-end/30447
23204 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23205 constant argument to cabs and do it without checking for
23206 -funsafe-math-optimizations.
23208 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23210 * c-common.h (RID_FIRST_CXX0X): New.
23211 (RID_LAST_CXX0X): New.
23212 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23214 * c.opt (Wc++0x-compat): New.
23215 * doc/invoke.texi (-Wc++0x-compat): Document.
23217 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23219 * builtins.c (fold_builtin_carg): New.
23220 (fold_builtin_1): Use it.
23222 2007-01-24 Jan Hubicka <jh@suse.cz>
23224 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23226 * ipa-inline.c (initial_insns, max_insns): Delete.
23227 (compute_max_insns): New function.
23228 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23229 amount of insns as base for code growth.
23230 (cgraph_decide_inlining): Make initial_insns local; do not compute
23232 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23233 * doc/invoke.texi (inline-unit-growth): Update docs.
23235 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23237 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23238 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23239 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23240 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23241 for CPUs that have PTA_CX16 set.
23243 PR middle-end/27416
23244 * gimplify.c (omp_check_private): New function.
23245 (gimplify_scan_omp_clauses): Use it for
23246 firstprivate/lastprivate/reduction.
23248 PR middle-end/30494
23249 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23250 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23252 PR middle-end/30421
23253 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23254 If lower_lastprivate_clauses emits some statements, append them
23255 to dlist rather than body_p and to body_p append an initializer.
23256 (lower_omp_for): Adjust caller.
23258 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23260 * target.h (globalize_decl_name): New.
23261 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23262 * output.h (default_globalize_decl_name): New.
23263 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23265 (globalize_decl): Ditto.
23266 (default_globalize_decl_name): New.
23267 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23268 (ia64_handle_version_id_attribute): New.
23269 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23270 (ia64_asm_output_external): Use globalize_decl_name instead
23271 of globalize_label.
23272 * doc/extend.texi (version_id): New pragma.
23273 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23275 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23277 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23278 _uleb128_t and _Unwind_SWord with _sleb128_t.
23279 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23280 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23282 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23283 * unwind-pe.h (read_uleb128, read_sleb128,
23284 read_encoded_value_with_base): Likewise.
23285 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23287 2007-01-24 Richard Guenther <rguenther@suse.de>
23289 * builtins.c (expand_builtin_cexpi): Get the fndecl
23290 for cexp in the correct way.
23292 2007-01-24 Jan Hubicka <jh@suse.cz>
23294 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23297 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23299 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23300 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23301 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23302 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23303 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23304 __SIZEOF_PTRDIFF_T__.
23305 * doc/cpp.texi: Documentation for the new builtin macros added.
23307 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23309 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23310 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23311 instead of operands[2] to avoid access past the end of array.
23313 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23315 * reload1.c (emit_reload_insns): Pass the reload register
23316 for a non-spill output reload through forget_old_reloads_1.
23318 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23320 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23321 _SOFT_DOUBLE if doubles use software floating-point.
23322 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23323 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23324 * config/rs6000/darwin-ldouble.c: Also compile functions for
23325 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23326 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23327 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23328 commented-out long double override.
23329 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23330 * config/rs6000/eabispe.h: Likewise.
23331 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23332 long double for non-SPE.
23333 (rs6000_handle_option): Likewise.
23334 (invalid_e500_subreg): Disallow more subregs involding DImode,
23335 DFmode, TImode or TFmode.
23336 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23338 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23340 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23341 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23343 (rs6000_legitimate_address): Also check for TFmode for E500
23345 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23346 (spe_build_register_parallel): Handle TFmode and TCmode.
23347 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23349 (function_arg): Handle TFmode and TCmode for E500 double.
23350 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23352 (print_operand): Handle TFmode and TImode for %y.
23353 (rs6000_generate_compare): Handle TFmode comparisons for E500
23355 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23356 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23357 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23358 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23359 TFmode for E500 double.
23360 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23361 (floatsidf2): Enable for E500 double.
23362 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23363 (extenddftf2): Change to extenddftf2_fprs.
23364 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23365 depending on TARGET_E500_DOUBLE.
23366 (extendsftf2): Enable for E500 double.
23367 (trunctfdf2): Enable for E500 double.
23368 (trunctfsf2): Change to trunctfsf2_fprs.
23369 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23370 depending on TARGET_E500_DOUBLE.
23371 (floatsitf2): Enable for E500 double.
23372 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23373 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23374 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23375 (negtf2): Change to negtf2_internal.
23376 (negtf2): New expander.
23377 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23378 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23379 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23380 (movdi_internal32): Use rs6000_nonimmediate_operand.
23381 (unnamed splitter): Likewise.
23382 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23383 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23384 (SPE64TF, DITI): New mode macros.
23385 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23388 (frob_<mode>_di_2): New.
23389 (frob_tf_di_8_2): New.
23390 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23392 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23394 (frob_ti_<mode>_8_2): New.
23395 (frob_ti_tf_2): New.
23396 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23397 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23399 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23400 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23401 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23402 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23403 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23404 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23407 2007-01-23 Ian Lance Taylor <iant@google.com>
23409 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23411 (OBJS-archive): Reformat, alphabetize.
23412 (OBJS): Change out_object_file to OBJS-md.
23414 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23416 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23417 JUMP_P and CALL_P predicates where applicable.
23418 * config/i386/i386.c: Ditto.
23419 * config/i386/i386.md: Ditto.
23420 * config/i386/mmx.md: Ditto.
23421 * config/i386/predicates.md: Ditto.
23423 2007-01-22 Andreas Schwab <schwab@suse.de>
23425 * config/m68k/m68k.h: Fix comment.
23427 2007-01-22 Jan Hubicka <jh@suse.cz>
23429 * passes.c (init_optimization_passes): Do not rerun
23430 pass_early_warn_uninitialized.
23432 2007-01-22 Richard Guenther <rguenther@suse.de>
23434 PR tree-optimization/30038
23435 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23437 (execute_cse_sincos_1): Likewise.
23438 (execute_cse_sincos): Likewise.
23439 (gate_cse_sincos): Likewise.
23440 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23441 the cexpi() canonicalization of sincos().
23442 * tree-pass.h (pass_cse_sincos): Declare.
23443 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23445 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23447 PR rtl-optimization/29329
23448 * combine.c (replaced_rhs_insn): Rename to i2mod.
23449 (replaced_rhs_value): Rename to i2mod_new_rhs.
23450 (i2mod_old_rhs): New global variable.
23451 (combine_instructions): Adjust for above change. Save a copy of
23452 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23453 note are substituted in the second instruction.
23454 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23455 ditch the note if it pertains to the second eliminated register
23456 and this register is mentioned in i2mod_old_rhs.
23459 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23461 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23462 the insn to which the note was originally attached.
23464 2007-01-21 Jan Hubicka <jh@suse.cz>
23466 * ipa-inline.c (inlining_mode): Comment, move up.
23467 (cgraph_decide_inlining_incrementally): Do not perform inlining
23468 itself; fix handling of flattening of self recursive functions.
23469 (cgraph_find_cycles): Remove.
23470 (cgraph_flatten_node): Remove.
23471 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23472 (try_inline): New function.
23473 (cgraph_early_inlining): Update call of
23474 cgraph_decide_inlining_incrementally. Apply inlining here.
23475 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23477 2007-01-21 Dirk Mueller <dmueller@suse.de>
23480 * tree-vrp.c (check_array_bounds): do not warn
23481 about ADDR_EXPR's of ARRAY_REF's which are immediately
23482 used in binary expressions.
23484 2007-01-21 Ira Rosen <irar@il.ibm.com>
23486 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23487 read_write_dep and macros for its access.
23488 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23489 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23490 argument, call vect_check_interleaving for every independent pair of
23491 data-refs. Mark loads that access the same memory location as a store
23493 (vect_check_dependences): Remove.
23494 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23495 call, fix the call to vect_analyze_data_ref_dependence.
23496 (vect_analyze_data_ref_access): For statements that access the same
23497 data-ref, check that they are not stores; for loads, check that there
23498 is no store that access the same location.
23500 2007-01-20 Roger Sayle <roger@eyesopen.com>
23501 Joseph Myers <joseph@codesourcery.com>
23503 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23504 (-fdump-rtl-stack): Likewise.
23505 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23506 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23507 (-mpt-fixed): Use @minus{} for minus sign.
23508 (Using Precompiled Headers): Fix under/overfull hbox.
23510 2007-01-20 Jan Hubicka <jh@suse.cz>
23512 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23513 place within annotation.
23515 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23517 * pa.c (output_move_double): Change array size of xoperands to 4.
23519 2007-01-20 Jan Hubicka <jh@suse.cz>
23521 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23524 2007-01-19 Ian Lance Taylor <iant@google.com>
23526 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23527 constant to unsigned HOST_WIDE_INT before negating.
23529 2007-01-19 Ian Lance Taylor <iant@google.com>
23531 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23533 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23534 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23535 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23536 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23537 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23538 (realloc_vdef, realloc_vuse): Change second parameter to
23540 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23541 fields to unsigned.
23542 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23543 unsigned. Change x and lim locals to unsigned.
23544 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23546 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23547 (copy_virtual_operands): Change i and n locals to unsigned.
23549 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23551 PR middle-end/29335
23552 * builtins.c (fold_builtin_1): Handle builtin fdim.
23554 2007-01-20 Jan Hubicka <jh@suse.cz>
23556 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23557 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23558 init_alias_heapvars.
23559 (init_alias_heapvars): Initialize only when not already initialized.
23560 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23562 2007-01-19 Roger Sayle <roger@eyesopen.com>
23564 * common.opt (fsigned-zeros): New command line option.
23565 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23566 of flag_unsafe_math_optimizations.
23567 * opts.c (set_fast_math_flags): The -ffast-math command line option
23568 implies -fno-signed-zeros.
23569 (fast_math_flags_set_p): Likewise.
23571 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23572 the documentation of -ffast-math appropriately. Wrap long lines.
23574 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23576 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23577 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23579 2007-01-19 Tomas Bily <tbily@suse.cz>
23581 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23583 (tree_init_ic_make_global_vars): New function
23584 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23585 (tree_gen_ic_profiler): New function
23586 (tree_gen_ic_func_profiler): New function
23587 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23588 (tree_profile_hooks): Added hook for indirec/virtual calls
23589 * value-prof.c (tree_find_values_to_profile): New case for
23591 (tree_values_to_profile): Call for determining indirect/virtual
23593 (tree_indirect_call_to_profile): New function
23594 (tree_ic_transform): New function
23595 (tree_ic): New function
23596 (find_func_by_pid): New function
23597 (init_pid_map): New function
23598 (tree_value_profile_transformations): Added check for
23599 indirect/virtual call transformation
23600 * value-prof.h (enum hist_type): New counter type for
23601 indirect/virtual calls
23602 (profile_hooks): Added new hook for profiling indirect/virtual
23604 * profile.c (instrument_values): New case for indirect/virtual
23606 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23607 (GCOV_COUNTER_V_INDIR): New counter type
23608 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23609 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23611 * cgraph.c: Definition of cgraph_max_pid
23612 (cgraph_create_node): Default init of pid attribute
23613 * cgraph.h: Declaration of cgraph_max_pid
23614 (struct cgraph_node): Added pid attribute
23615 * libgcov.c (__gcov_indirect_call_profiler): New function
23616 (__gcov_one_value_profiler_body): New function
23617 (__gcov_one_value_profiler): Body was moved to
23618 __gcov_one_value_profiler_body and calls it
23620 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23622 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23623 * gengtype.c (write_types_data, write_func_for_structure,
23624 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23625 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23626 (walk_type, write_func_for_structure): Generate the mark_hook if
23629 2007-01-19 Jan Hubicka <jh@suse.cz>
23631 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23632 'early' argument take inlining mode argument specifying whether to
23633 inline for size/speeed or all functions; add support for flattening;
23635 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23637 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23640 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23641 the name of the declared identifier.
23643 2007-01-19 Dirk Mueller <dmueller@suse.de>
23645 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23646 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23647 duplicate evaluation.
23649 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23651 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23652 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23653 to XFMode, use acosxf2 and truncate result to requested mode.
23654 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23655 (asin<mode>2): Similarly, with asin expanders.
23656 (*fscalexf4_i387): Rename from *fscalexf4.
23657 (expNcorexf3): New expander.
23658 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23659 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23660 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23661 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23662 patterns for SSE math.
23663 (exp10<mode>2): Similarly, with exp10 expanders.
23664 (exp2<mode>2): Similarly, with exp2 expanders.
23665 (expm1<mode>2): Similarly, with expm1 expanders.
23666 (ldexp<mode>3): Similarly, with ldexp expanders.
23667 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23668 Use gen_truncxf<mode>2_i387_noop to truncate result.
23670 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23672 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23673 for ColdFire targets.
23675 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23676 Richard Sandiford <richard@codesourcery.com>
23678 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23679 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23680 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23681 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23682 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23683 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23685 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23687 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23688 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23689 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23690 (*adddi_dilshr32_cf): New pattern.
23691 (adddi3, subdi3): Remove first alternatives.
23693 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23695 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23696 implemented using move.l, do not use its cc result for floating-point
23699 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23701 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23702 from accepting 's' constraints if flag_pic.
23704 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23706 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23707 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23708 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23709 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23711 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23713 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23714 ColdFire alternatives.
23715 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23716 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23717 architectures that support ff1 instruction.
23719 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23720 Julian Brown <julian@codesourcery.com>
23722 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23723 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23724 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23727 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23729 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23731 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23732 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23733 HOST_WIDE_INT instead of an rtx.
23734 (m68k_rtx_costs): Update call accordingly.
23735 (output_move_const_into_data_reg): Likewise. Fix formatting.
23736 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23738 (output_move_simode_const): Update calls after above changes.
23739 Rework to use automatic variables and predicates like MEM_P.
23740 * config/m68k/m68k.md (pushexthisi_const): Update call to
23743 2007-01-19 Dirk Mueller <dmueller@suse.de>
23745 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23746 in dump_flags test.
23748 2007-01-19 Richard Guenther <rguenther@suse.de>
23750 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23751 via cexp in case sincos is not available.
23753 2007-01-19 Richard Guenther <rguenther@suse.de>
23755 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23756 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23757 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23758 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23759 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23760 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23761 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23762 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23764 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23766 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23768 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23769 (atan2xf3): Directly generate RTL pattern.
23770 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23771 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23772 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23773 disable patterns for SSE math.
23774 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23775 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23776 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23777 disable patterns for SSE math.
23779 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23781 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23783 2007-01-18 Roger Sayle <roger@eyesopen.com>
23785 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23786 VIEW_CONVERT_EXPR to the same type as it's operand.
23788 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23790 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23791 configured for long double 128.
23793 2007-01-18 Mike Stump <mrs@apple.com>
23795 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23798 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23800 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23803 2007-01-18 Jan Hubicka <jh@suse.cz>
23805 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23806 greater than NUM_VOP_FREE_BUCKETS.
23808 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23810 * tree-ssa-structalias.c: Update comments.
23811 (ptabitmap_obstack): Removed.
23812 (pta_obstack): New.
23813 (oldpta_obstack): Ditto.
23814 (stats): Add a few members.
23815 (struct variable_info): Remove node, complex, address_taken, and
23816 indirect_target members. Add oldsolution member.
23817 (new_var_info): Do not initialize removed members.
23818 (constraint_expr_type): Remove INCLUDES.
23819 (constraint_graph): Add size, implicit_preds, rep,
23820 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23821 (FIRST_REF_NODE): New macro.
23822 (LAST_REF_NODE): Ditto.
23823 (FIRST_ADDR_NODE): Ditto.
23824 (find): New function.
23826 (dump_constraint): Do not handle INCLUDES.
23827 (insert_into_complex): Do not insert duplicate constraints.
23828 (condense_varmap_nodes): Renamed and rewritten into ...
23829 (merge_node_constraints): This. Also fix bug in handling of
23830 offseted copy constraints.
23831 (clear_edges_for_node): No longer need to deal with preds at all,
23832 or removing associated preds/succs.
23833 (merge_graph_nodes): Deal with indirect_cycles.
23834 Don't deal with predecessors.
23835 (add_implicit_graph_edge): New function.
23836 (add_pred_graph_edge): Ditto.
23837 (add_graph_edge): Don't deal with predecessors.
23838 (build_constraint_graph): Removed.
23839 (build_pred_graph): New function.
23840 (build_succ_graph): Ditto.
23841 (struct scc_info): Removed in_component. Added roots, dfs, and
23842 node_mapping. Remove visited_index, unification_queue.
23843 (scc_visit): Deal with union-find we do now.
23844 Deal with cycles with REF nodes.
23845 (collapse_nodes): Renamed and rewritten to ...
23846 (unify_nodes): This.
23847 (process_unification_queue): Removed.
23848 (topo_visit): Cleanup
23849 (do_da_constraint): Use find.
23850 (do_sd_constraint): Ditto.
23851 (do_ds_constraint): Ditto.
23852 (do_complex_constraint): Ditto.
23853 (init_scc_info): Update for removed and added members.
23854 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23855 (find_indirect_cycles): This.
23856 (equivalence_class): New variable.
23857 (label_visit): New function.
23858 (perform_variable_substitution): Rewritten.
23859 (free_var_substitution_info): New function.
23860 (find_equivalent_node): Ditto.
23861 (move_complex_constraints): Ditto.
23862 (eliminate_indirect_cycles): Ditto.
23863 (solve_graph): Only propagate changed bits.
23864 Use indirect cycle elimination.
23866 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23867 (tree_id_eq): Renamed to ...
23868 (tree_vi_eq): This. Update for member change
23869 (insert_id_for_tree): Renamed and rewritten to ...
23870 (insert_vi_for_tree): This.
23871 (lookup_id_for_tree): Renamed and rewritten to ...
23872 (lookup_vi_for_tree): This.
23873 (get_id_for_tree): Renamed and rewritten to ...
23874 (get_vi_for_tree): Ditto.
23875 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23876 (process_constraint): Don't handle INCLUDES.
23877 Remove special ADDRESSOF case.
23878 (find_func_aliases): Rewrite to use vi functions instead of id
23880 (create_function_info_for): Ditto.
23881 (create_variable_info_for): Ditto.
23882 (intra_create_variable_infos): Ditto.
23883 (merge_smts_into): Ditto.
23884 (find_what_p_points_to): Ditto.
23885 (init_base_vars): Ditto.
23886 (init_alias_vars): Ditto.
23887 (remove_preds_and_fake_succs): New function.
23888 (dump_sa_points_to_info): Dump new stats.
23889 (dump_solution_for_var): Use find.
23890 (set_used_smts): Fix formatting.
23891 (compute_points_to_sets): Updated for new functions.
23892 (ipa_pta_execute): Ditto.
23894 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23895 Richard Sandiford <richard@codesourcery.com>
23897 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23899 * calls.c (expand_call): If the return value is a PARALLEL,
23900 extract its first member.
23901 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23902 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23903 use FUNCTION_EXTRA_EPILOGUE.
23904 (m68k_function_value): Return a PARALLEL if the return value
23905 is of a pointer type.
23906 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23907 (FUNCTION_EXTRA_EPILOGUE): Remove.
23908 * config/m68k/m68k.md (D0_REG): New constant.
23910 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23912 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23913 output a NOP for empty epilogues.
23915 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23917 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23918 before function. Extend register save check to include all
23919 registers, not just integer ones.
23921 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23923 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23924 (m68k_use_return_insn): ...this.
23925 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23926 * config/m68k/m68k.c (use_return_insn): Rename to...
23927 (m68k_use_return_insn): ...this.
23928 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23929 of USE_RETURN_INSN.
23931 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23933 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23934 nearest even, fix denormal rounding overflow.
23936 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23938 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23939 f%$smove and f%$move.
23940 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23941 (extendsfdf2_cf): Use fdmove instead of f%&move.
23942 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23943 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23945 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23947 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23950 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23952 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23953 (coldfire_single_format): Declare.
23954 (coldfire_double_format): Likewise.
23955 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23956 of qnan_msb_set to determine the lower bits of a canonical
23958 (encode_ieee_double): Likewise.
23959 (encode_ieee_quad): Likewise.
23960 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23961 (mips_single_format): Likewise.
23962 (ieee_double_format): Likewise.
23963 (mips_double_format): Likewise.
23964 (ieee_extended_motorola_format): Likewise.
23965 (ieee_extended_intel_96_format): Likewise.
23966 (ieee_extended_intel_128_format): Likewise.
23967 (ieee_extended_intel_96_round_53_format): Likewise.
23968 (ibm_extended_format): Likewise.
23969 (mips_extended_format): Likewise.
23970 (ieee_quad_format): Likewise.
23971 (mips_quad_format): Likewise.
23972 (vax_f_format): Likewise.
23973 (vax_d_format): Likewise.
23974 (vax_g_format): Likewise.
23975 (i370_single_format): Likewise.
23976 (i370_double_format): Likewise.
23977 (decimal_single_format): Likewise.
23978 (decimal_double_format): Likewise.
23979 (decimal_quad_format): Likewise.
23980 (c4x_single_format): Likewise.
23981 (c4x_extended_format): Likewise.
23982 (real_internal_format): Likewise.
23983 (coldfire_single_format): New real_format.
23984 (coldfire_double_format): Likewise.
23985 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23986 canonical_nan_lsbs_set.
23987 (pdp11_d_format): Likewise.
23988 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23989 if TARGET_COLDFIRE_CPU.
23991 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23993 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23994 (output_call, m68k_legitimize_call_address): Declare.
23995 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23996 parenthesees. Add support for a 'W' constraint.
23997 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23998 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23999 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24000 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24002 (override_options): Initialize them. Do not set flag_no_function_cse
24003 for TARGET_ID_SHARED_LIBRARY.
24004 (m68k_output_pic_call): Delete.
24005 (m68k_legitimize_call_address): New function.
24006 (print_operand): Remove the %o prefix. Handle the %p prefix.
24007 (output_call): New function.
24008 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24009 target address from the GOT if symbolic jumps are not allowed.
24010 * config/m68k/m68k.md (call, general_operand): Do not set
24011 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24012 Merge separate flag_pic and !flag_pic define_insns into...
24013 (*call, *call_value): ...these new patterns. Match the address
24014 rather than the containing MEM and require it to be a call_operand.
24015 Use output_call to generate the asm template.
24016 * config/m68k/predicates.md (const_call_operand): New predicate.
24017 (call_operand): Likewise.
24019 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24021 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24022 (STACK_GROWS_DOWNWARD): Define to 1.
24023 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24024 comments, emphasizing that these values are only defaults.
24025 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24026 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24028 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24030 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24032 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24033 Richard Sandiford <richard@codesourcery.com>
24035 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24036 (FP_REGNO_P): New macros.
24037 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24038 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24039 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24040 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24042 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24044 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24045 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24047 * config/m68k/t-floatlib: New file, extracting common code from...
24048 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24049 * config/m68k/t-uclinux: Here.
24050 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24051 routines on ColdFire targets.
24053 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24055 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24056 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24057 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24058 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24059 explicitly set MOTOROLA to 1.
24060 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24062 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24063 Nathan Sidwell <nathan@codesourcery.com>
24065 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24066 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24067 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24068 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24069 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24070 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24071 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24072 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24073 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24074 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24075 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24076 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24077 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24078 (DBX_REGISTER_NUMBER): Delete.
24079 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24080 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24081 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24083 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24085 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24086 * config/flat.h: New file.
24087 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24088 OBJECT_FORMAT_FLAT.
24089 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24090 indirect references for -msep-data or -mid-shared-library.
24091 Do not use PC-relative code addresses either.
24092 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24094 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24095 for shared libraries and crt1.o for executables. Use crti.o and
24097 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24098 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24099 Do not add -elf2flt or -shared-lib-id options here.
24100 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24101 Pass -shared-lib-id if -mid-shared-library, taking the library
24102 identifier from -mshared-library-id if given, otherwise
24104 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24105 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24106 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24107 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24108 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24109 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24111 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24112 jump sequence for ISA A and ISA A+.
24113 (PICJUMP): Likewise.
24115 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24117 * config.gcc (m68k-*-uclinux*): Base the port on the common
24118 and m68k GNU/Linux files rather than on the generic ELF ones.
24119 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24120 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24122 2007-01-18 Julian Brown <julian@codesourcery.com>
24123 Richard Sandiford <richard@codesourcery.com>
24125 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24126 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24127 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24129 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24130 80 unconditionally.
24131 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24133 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24135 * doc/install.texi: Document m68k-uclinuxoldabi.
24136 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24137 * config/m68k/uclinux-oldabi.h: New file, copied from
24138 config/m68k/uclinux.h.
24140 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24142 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24143 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24144 (m32r_compute_frame_size): Use unsigned for regno.
24145 (m32r_reload_lr): Use gen_frame_mem.
24147 (m32r_output_function_epilogue): Don't output the function epilogue
24149 (m32r_expand_epilogue): New.
24150 (direct_return): Return false if the function has the interrupt
24152 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24153 * config/m32r/m32r.md (epilogue): New expander.
24154 (return_lr, return_rte): New insns.
24155 (return): Make it expander.
24156 (return_normal): New expander.
24158 2007-01-18 Josh Conner <jconner@apple.com>
24161 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24162 support for UNLE, UNLT, UNGE, and UNGT.
24164 2007-01-18 Jan Hubicka <jh@suse.cz>
24166 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24167 * tree-tailcall (add_virtual_phis): Likewise.
24168 (optimize_tail_call): Return TODOs.
24169 (execute_tail_calls): Return TODOs.
24170 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24171 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24173 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24174 Cleanup cfg using TODO.
24175 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24176 * passes.c (execute_function_todo): When cleanup did something, remove
24178 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24179 (make_edges): Don't cleanup_cfg.
24181 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24183 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24184 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24185 operate on the top of stack.
24186 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24187 register handling of instructions that output to the second
24189 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24190 (move_for_stack_reg): Special-case check for dead destination
24191 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24193 * config/i386/i386.md (UNSPEC_TAN): New constant.
24194 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24195 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24196 to correctly model move of constant 1.0 to top stack slot.
24197 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24198 (unnamed peephole2 pattern): Remove corresponding peephole2
24199 pattern that optimizes tan insn and loading of constant 1.0.
24200 (tanxf2): Use fptanxf4_i387.
24201 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24202 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24203 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24204 disable patterns for SSE math.
24205 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24206 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24208 2007-01-18 Dirk Mueller <dmueller@suse.de>
24209 Richard Guenther <rguenther@suse.de>
24212 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24213 * common.opt (Warray-bounds): Add new warning option.
24214 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24216 * Makefile.in: make tree-vrp.o depend on toplev.h
24217 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24219 (check_array_refs, check_array_bounds, check_array_ref): New.
24221 2007-01-18 Jan Hubicka <jh@suse.cz>
24223 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24224 (execute_ssa_ccp): Return flags conditionally.
24225 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24227 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24229 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24231 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24232 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24234 * Makefile.c (GTFILES): Add cfglayout.h.
24235 * gengtype.c (open_base_files): Likewise.
24236 * cfglayout.c (cfg_layout_function_footer,
24237 cfg_layout_function_header) Reindent to make gengtype happy.
24238 * cfglayout.h (cfg_layout_function_footer,
24239 cfg_layout_function_header): Add GTY(()) marker.
24241 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24243 2007-01-18 Ben Elliston <bje@au.ibm.com>
24245 * genautomata.c (write_automata): Include xstrerror output in the
24246 error message if writing the DFA description file fails.
24248 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24250 * config/mips/mips-protos.h (mips_output_external): Make it
24252 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24253 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24254 (extern_list): Likewise.
24255 (extern_head): Likewise.
24256 (TARGET_ASM_FILE_END): Likewise.
24257 (mips_file_end): Likewise.
24258 (mips_output_external): Rewritten.
24260 2007-01-18 Ben Elliston <bje@au.ibm.com>
24262 * genpreds.c (write_insn_preds_c): Only write out the function
24263 body for regclass_for_constraint if we have register constraints.
24265 2007-01-17 Tom Tromey <tromey@redhat.com>
24267 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24268 * doc/install.texi (Testing): Use sourceware.org.
24269 (Binaries): Likewise.
24270 (Specific): Likewise.
24271 * doc/contrib.texi (Contributors): Use sourceware.org.
24273 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24275 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24276 (AVR_ENHANCED): Rename to ...
24277 (AVR_HAVE_MUL): ... new.
24278 (avr_enhanced_p): Rename to ...
24279 (avr_have_mul_p): ... new.
24280 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24281 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24282 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24283 (avr_have_mul_p): ... new.
24284 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24285 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24286 'avr_enhanced_p' and 'enhanced'.
24287 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24288 AVR_HAVE_MUL instead of AVR_ENHANCED.
24289 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24290 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24291 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24292 instead of AVR_ENHANCED.
24293 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24294 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24295 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24297 2007-01-17 Ian Lance Taylor <iant@google.com>
24299 * vec.h (VEC_reserve_exact): Define.
24300 (vec_gc_p_reserve_exact): Declare.
24301 (vec_gc_o_reserve_exact): Declare.
24302 (vec_heap_p_reserve_exact): Declare.
24303 (vec_heap_o_reserve_exact): Declare.
24304 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24306 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24307 negative parameter.
24308 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24309 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24310 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24311 * vec.c (calculate_allocation): Add exact parameter. Change all
24313 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24314 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24315 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24316 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24317 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24318 (vec_heap_p_reserve_exact): New function.
24319 (vec_heap_o_reserve_exact): New function.
24321 2007-01-17 Jan Hubicka <jh@suse.cz>
24323 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24325 2007-01-17 Eric Christopher <echristo@apple.com>
24327 * config.gcc: Support core2 processor.
24329 2007-01-16 Jan Hubicka <jh@suse.cz>
24331 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24332 the names, just unlink the chain so we don't crash on dangling
24336 2007-01-16 Jan Hubicka <jh@suse.cz>
24338 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24339 * tree-pass.h: Reorder to make IPA passes appear toegher.
24340 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24342 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24343 parameters, do not call early inliner.
24344 * ipa-inline.c: Update comments. Include tree-flow.h
24345 (cgraph_decide_inlining): Do not compute inlining parameters.
24346 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24347 be called with function context set up.
24348 (pass_ipa_inline): Remove unreachable functions before pass.
24349 (cgraph_early_inlining): Simplify assuming to be called from the
24351 (pass_early_inline): New pass.
24352 (cgraph_gate_ipa_early_inlining): New gate.
24353 (pass_ipa_early_inline): Turn into simple wrapper.
24354 (compute_inline_parameters): New function.
24355 (gate_inline_passes): New gate.
24356 (pass_inline_parameters): New pass.
24357 (apply_inline): Move here from tree-optimize.c
24358 (pass_apply_inline): New pass.
24359 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24361 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24362 doing them by hand.
24363 (tree_function_versioning): Do not allocate dummy struct function.
24364 * tree-inline.h (optimize_inline_calls): Update prototype.
24365 * tree-optimize.c (execute_fixup_cfg): Export.
24366 (pass_fixup_cfg): Remove
24367 (tree_rest_of_compilation): Do not apply inlines.
24368 * tree-flow.h (execute_fixup_cfg): Declare.
24369 * Makefile.in (gt-passes.c): New.
24370 * passes.c: Include gt-passes.h
24371 (init_optimization_passes): New passes.
24372 (nnodes, order): New static vars.
24373 (do_per_function_toporder): New function.
24374 (execute_one_pass): Dump current pass here.
24375 (execute_ipa_pass_list): Don't dump current pass here.
24377 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24379 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24380 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24382 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24384 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24385 (strong_alias): Define.
24386 (__gcc_qmul): Provide non-FMA for soft-float.
24387 (__gcc_qdiv): Same.
24392 (__gcc_qunord): New.
24402 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24403 soft-float functions.
24404 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24405 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24406 about long double soft float.
24408 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24409 Tehila Meyzels <tehila@il.ibm.com>
24411 * tree-vectorizer.h (is_pattern_stmt_p): New.
24412 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24413 formatting (tabs instead of spaces). Cleanup and clarify setting
24414 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24415 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24416 (vectorizable_type_demotion): Check that types are integral.
24417 (vectorizable_type_promotion): Likewise.
24418 (vectorizable_store): Fix typo. Eliminate new-line at end of
24421 2007-01-16 Jan Hubicka <jh@suse.cz>
24423 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24426 2007-01-15 Eric Christopher <echristo@apple.com>
24428 * ifcvt.c: Include vec.h, vecprim.h.
24429 (check_cond_move_block): New argument regs.
24430 Reorganize. Add registers used to regs.
24431 (cond_move_process_if_block): Use regs set above as
24434 2007-01-15 Eric Christopher <echristo@apple.com>
24436 * config/darwin.h: Update copyright.
24437 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24438 (LINK_COMMAND_SPEC): Add -u.
24439 (LINK_SPEC): Fix umbrella for above.
24441 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24443 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24446 2007-01-15 Tom Tromey <tromey@redhat.com>
24448 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24449 * doc/install.texi (Testing): Don't mention jacks.
24450 (Configuration): Document --enable-java-maintainer-mode. Move
24451 --with-java-home to libgcj-specific section. Document
24453 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24455 2007-01-15 Jan Hubicka <jh@suse.cz>
24457 * tree-ssa-dce.c (DCE_TODOs): New.
24458 (propagate_necessity): Return if something changed.
24459 (eliminate_unnecessary_stmts): Likewise.
24460 (perform_tree_ssa_dce): Return TODO flags when needed.
24461 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24463 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24465 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24466 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24467 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24468 patterns using X87MODEF12 mode macro. Extend operand 1
24469 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24470 (log10<mode>2): Ditto.
24471 (log2<mode>2): Ditto.
24472 (log1p<mode>2): Ditto.
24473 (logb<mode>2): Ditto.
24474 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24475 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24476 (*fxtractxf3_i387): Rename from *fxtractxf3.
24477 (fxtract_extend<mode>xf3_i387): New insn pattern.
24478 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24479 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24480 and gen_fyl2xxf3_i387().
24482 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24484 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24485 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24486 get_loop_exit_edges. Changed return type to bool.
24487 * cfgloop.h (fix_loop_placement): Declaration removed.
24489 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24491 * param.h (MIN_VECT_LOOP_BOUND): New.
24492 * params.def (MIN_VECT_LOOP_BOUND): New.
24493 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24494 argument - minimum threshold for number of iterations.
24495 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24496 argument to declaration.
24497 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24498 MIN_VECT_LOOP_BOUND.
24499 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24500 slpeel_tree_peel_loop_to_edge with additional argument.
24501 (vect_do_peeling_for_alignment): Likewise.
24502 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24504 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24507 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24508 operands of size 1.
24510 2007-01-14 Jan Hubicka <jh@suse.cz>
24512 * tree-dfa.c (remove_referenced_var): New function.
24513 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24514 prune referenced vars list too.
24515 * tree-flow.h (remove_referenced_var): Declare.
24517 2007-01-14 Jan Hubicka <jh@suse.cz>
24519 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24521 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24522 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24523 * except.h (verify_eh_throw_table_statements): Kill prototype.
24524 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24525 into call exrepssions.
24526 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24528 * tree-cfg.c: Include pointer-set.h.
24529 (verify_node_sharing): Work on pointer set.
24530 (verify_eh_throw_stmt_node): New.
24531 (verify_stmts): Use pointers sets, verify throw_stmt.
24533 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24535 * ipa-reference.c (analyze_function): Consider also addresses taken
24538 2007-01-12 Roger Sayle <roger@eyesopen.com>
24540 * c-typeck.c (null_pointer_constant_p): Replace use of
24541 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24542 (build_c_cast): Likewise.
24544 2007-01-12 Roger Sayle <roger@eyesopen.com>
24546 * tree.h (force_fit_type_double): Remove unused final argument.
24547 * c-common.c (constant_expression_warning): Replace use of
24548 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24549 (convert_and_check): Likewise.
24550 (shorten_compare): Update call to force_fit_type_double.
24551 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24552 * convert.c (convert_to_pointer): Update call to
24553 force_fit_type_double.
24554 * fold-const.c (force_fit_type_double): Remove overflowed_const
24556 (int_const_binop, fold_convert_const_int_from_int,
24557 fold_convert_const_int_from_real, fold_div_compare,
24558 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24559 fold_abs_const, fold_not_const): Remove the final argument from
24560 calls to force_fit_type_double.
24562 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24564 * configure.ac: Set insn to "nop" for spu-*-* also.
24565 * configure: Regenerate.
24567 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24569 * builtins.def : Add BUILT_IN_FREE.
24571 2007-01-12 Jan Hubicka <jh@suse.cz>
24573 PR tree-optimization/30443
24574 * tree-inline.c (tree_function_versioning): Do not optimize when
24575 cloning for inlining.
24577 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24579 * doc/loop.texi: Document recording of loop exits.
24580 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24581 (update_single_exits_after_duplication,
24582 update_single_exit_for_duplicated_loop,
24583 update_single_exit_for_duplicated_loops): Removed.
24584 (duplicate_loop_to_header_edge): Do not call
24585 update_single_exits_after_duplication and
24586 update_single_exit_for_duplicated_loops.
24587 (loop_version): Do not update single_exit information.
24588 (fix_loop_structure): Use record_loop_exits instead of
24589 mark_single_exit_loops.
24590 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24591 the lists of loop exits.
24592 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24593 split_edge, merge_blocks): Update the lists of loop exits.
24594 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24595 loop_optimizer_init.
24596 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24597 of mark_single_exit_loops.
24598 (loop_optimizer_finalize): Call release_recorded_exits.
24599 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24600 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24601 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24602 update single exit information.
24603 * lambda-code.c (perfect_nestify): Ditto.
24604 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24605 (mark_single_exit_loops): Removed.
24606 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24607 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24608 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24610 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24611 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24612 (verify_loop_structure): Verify consistency of the exit lists.
24613 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24614 (set_single_exit): Removed.
24615 * cfgloop.h (struct loop_exit): New function.
24616 (struct loop): single_exit_ field replaced by exits field.
24617 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24618 LOOPS_HAVE_RECORDED_EXITS.
24619 (struct loops): Added exits hash.
24620 (mark_single_exit_loops, set_single_exit): Declaration removed.
24621 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24623 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24625 * doc/invoke.texi: Avoid use of @headitem.
24627 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24629 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24631 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24633 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24636 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24637 Richard Sandiford <richard@codesourcery.com>
24639 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24640 * config/m68k/m68k.opt: Resort options.
24641 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24643 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24644 Richard Sandiford <richard@codesourcery.com>
24646 * doc/invoke.texi: Document the macros that are defined by
24647 m68k's -mtune and -mhard-float options.
24648 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24649 (m68k_cpp_cpu_family): Likewise.
24650 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24651 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24652 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24653 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24654 (m68k_cpp_cpu_family): Likewise.
24656 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24658 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24659 macros besides mc68000 as tuning macros. Use a switch statement
24660 to set them and mcpu32.
24662 2007-01-12 Julian Brown <julian@codesourcery.com>
24664 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24665 (TARGET_68040_ONLY): Rename to...
24666 (TARGET_68040): ...this.
24667 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24668 * config/m68k/m68k.md: Likewise.
24670 2007-01-12 Julian Brown <julian@codesourcery.com>
24671 Nathan Sidwell <nathan@codesourcery.com>
24672 Richard Sandiford <richard@codesourcery.com>
24674 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24675 the -mcpu= argument associated with the --with-cpu setting.
24676 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24677 if different from the one implied by the -mcpu setting.
24678 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24679 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24680 * doc/invoke.texi: Mention ColdFire in the introduction to the
24681 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24682 -mno-div and -mhard-float options. Make -m68881 a synonym for
24683 -mhard-float. Document the previously-undocumented -m5206e,
24684 -m528x, -m5307 and -m5407 options. Tweak the existing option
24685 documentation for consistency.
24686 * doc/install.texi: Mention new --with-cpu arguments.
24687 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24688 default CPU if neither -mcpu nor -march are specified.
24689 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24690 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24691 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24692 using m68k_tune to decide between families that implement the
24693 same ISA. Use m68k_tune to set __mcfv4e__.
24694 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24695 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24696 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24697 (FL_ISA_C, FL_ISA_MMU): New macros.
24698 (MASK_COLDFIRE): Delete.
24699 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24700 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24701 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24702 (TARGET_HARD_FLOAT): Do not define here.
24703 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24704 (TUNE_68000): New macro.
24705 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24706 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24707 (TUNE_CFV2): Redefine in terms of m68k_tune.
24708 (uarch_type, target_device, fpu_type): New enums.
24709 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24710 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24711 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24712 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24713 (FL_FOR_isa_c): New macros.
24714 (m68k_isa): New enum.
24715 (m68k_target_selection): New structure.
24716 (all_devices, all_isas, all_microarchs): New tables.
24717 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24718 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24719 (MASK_ALL_CPU_BITS): Delete.
24720 (m68k_find_selection): New function.
24721 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24722 Map the legacy target options to a combination of the new ones.
24723 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24724 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24725 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24727 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24728 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24730 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24731 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24732 * config/m68k/m68k-devices.def: New file.
24734 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24735 Nathan Sidwell <nathan@codesourcery.com>
24737 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24738 (SUBTARGET_EXTRA_SPECS): New macros.
24739 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24740 use %(asm_cpu_spec) instead.
24741 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24742 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24743 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24744 (EXTRA_SPECS): Rename to...
24745 (SUBTARGET_EXTRA_SPECS): ...this.
24747 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24748 Richard Sandiford <richard@codesourcery.com>
24749 Julian Brown <julian@codesourcery.com>
24751 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24752 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24753 to the configuration's default CPU.
24754 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24755 Remove default masks.
24756 (m680[012]0-*-*): Set the default with_cpu to the first part of
24758 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24759 (m68k*-*-linux): Extend the --with-cpu handling to...
24760 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24761 and m68010. Don't set target_cpu_default2.
24762 * doc/install.texi: Document --with-cpu for m68k.
24763 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24764 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24765 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24766 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24767 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24768 (ASM_SPEC): Remove use of %(asm_cpu_default).
24769 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24770 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24771 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24772 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24773 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24774 (TARGET_DEFAULT): Delete.
24775 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24776 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24777 (CPP_CPU_SPEC): Delete.
24778 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24779 the appropriate string.
24780 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24781 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24782 (ASM_SPEC): Don't use %(asm_default_spec).
24783 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24784 TARGET_DEFAULT and add MASK_68881.
24785 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24787 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24789 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24790 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24791 MASK_68010 alongside MASK_68020.
24792 * doc/invoke.texi: Document -m68010.
24793 * config/m68k/m68k.opt (m68010): New.
24794 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24796 (TUNE_68010): New macro.
24797 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24798 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24799 (M68K_CPU_m68332): Add MASK_68010.
24800 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24801 fallback definition.
24802 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24804 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24805 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24806 to all entries that use MASK_68020.
24807 (output_move_simode_const, output_move_himode, output_move_qimode)
24808 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24809 instead of TARGET_68020 to select clr behavior. Remove comment
24810 about there being no TARGET_68010.
24811 * config/m68k/m68k.md: Likewise throughout.
24813 2007-01-12 Julian Brown <julian@codesourcery.com>
24815 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24816 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24817 * config/m68k/m68k.md: Likewise.
24819 2007-01-12 Julian Brown <julian@codesourcery.com>
24821 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24822 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24824 2007-01-12 Julian Brown <julian@codesourcery.com>
24826 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24827 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24828 * config/m68k/m68k.md: Likewise.
24830 2007-01-12 Julian Brown <julian@codesourcery.com>
24831 Richard Sandiford <richard@codesourcery.com>
24833 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24834 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24835 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24837 (TARGET_CPU32): Rename to...
24838 (TUNE_CPU32): ...this.
24839 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24840 (TUNE_CFV2): New macros.
24841 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24842 remove conditions that are implied by TARGET_68020.
24843 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24844 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24845 (m68k_output_function_epilogue): Likewise.
24846 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24847 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24848 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24849 non-68000 timings. Refactor multiplication and division costs.
24850 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24851 TUNE_CPU32 instead of TARGET_CPU32.
24852 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24853 and TUNE_68060 instead of TARGET_68060.
24854 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24855 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24857 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24858 && !TARGET_COLDFIRE" to choose between moveq and clr.
24859 Likewise in the unnamed movsf pattern.
24860 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24861 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24864 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24866 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24867 of tabbing before backslashes.
24869 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24871 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24872 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24873 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24875 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24877 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24878 find_interesting_uses_cond.
24879 (find_interesting_uses_cond): Use extract_cond_operands.
24880 (rewrite_use_compare): Use extract_cond_operands and
24881 force_gimple_operand_bsi. Do not call update_stmt.
24882 (determine_use_iv_cost_condition): Use extract_cond_operands.
24883 Return cheaper of using original bound and changing the exit bound.
24885 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24887 PR tree-optimization/29516
24888 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24889 most_expensive_mult_to_index, addr_to_parts,
24890 create_mem_ref, maybe_fold_tmr): Make the type of
24891 fields of TARGET_MEM_REF sizetype.
24892 (move_fixed_address_to_symbol, move_pointer_to_base):
24894 * tree.def (TARGET_MEM_REF): Add comment on types of
24897 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24899 * c-common.c (vector_types_convertible_p): Treat opaque types as
24900 always convertible if they have the same size, but not otherwise.
24902 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24904 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24905 Remove the b_unconditional field.
24906 (noce_try_sign_mask): Do not look at b_unconditional.
24907 (noce_process_if_block): Do not use merge_if_blocks. Update
24908 the CFG here. Do not set b_unconditional.
24909 (cond_move_process_if_block): Likewise.
24910 (find_cond_trap): Likewise.
24911 (check_cond_move_block): Require simple jump insns at the end
24912 of the basic block.
24914 2007-01-11 Jan Hubicka <jh@suse.cz>
24916 PR tree-optimization/1046
24917 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24918 when alias info is not ready.
24919 (pass_tail_recursion): Do not require aliasing.
24920 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24921 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24922 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24923 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24924 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24925 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24926 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24928 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24929 When aliasing is not build, mark statement as volatile.
24931 2007-01-11 Tom Tromey <tromey@redhat.com>
24933 PR preprocessor/15185, PR preprocessor/20989:
24934 * doc/cppopts.texi <-MT>: Update description of algorithm for
24935 computing default target.
24936 <-M, -MD>: Reword "basename" text.
24938 2007-01-11 Roger Sayle <roger@eyesopen.com>
24940 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24941 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24942 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24943 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24944 fold_builtin_bswap, real_constp, fold_builtin_pow,
24945 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24946 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24947 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24948 * convert.c (convert_to_pointer): Likewise.
24949 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24950 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24951 const_binop, fold_convert_const_int_from_int,
24952 fold_convert_const_int_from_real,
24953 fold_convert_const_real_from_real, sign_bit_p,
24954 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24955 fold_sign_changed_comparison, fold_unary, fold_comparison,
24956 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24957 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24958 * print-tree.c (print_node_brief, print_node): Likewise.
24959 * stor-layout.c (place_field, layout_type): Likewise.
24960 * tree-chrec.c (keep_cast): Likewise.
24961 * tree.c (build_vector, build_real, build_real_from_int_cst,
24962 build_complex): Likewise.
24964 2007-01-11 Roger Sayle <roger@eyesopen.com>
24966 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24967 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24969 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24971 * configure.ac (strict1_warn): Rename to strict_warn.
24972 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24973 cc_set_by_configure, quoted_cc_set_by_configure,
24974 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24975 all_boot_languages, all_stagestuff): Remove.
24976 (target_list): Remove bootstrap targets.
24977 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24978 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24979 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24980 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24981 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24982 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24983 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24984 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24985 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24986 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24987 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24988 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24989 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24990 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24991 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24992 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24993 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24994 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24995 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24996 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24997 (mostlyclean): Adjust.
24998 (clean, distclean): Don't mention bootstrap stuff.
24999 * configure: Regenerate.
25000 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25001 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25002 treelang/config-lang.in (stagestuff): Remove.
25003 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25004 stageprofile, stagefeedback, stagestuff): Remove mention.
25006 2007-01-11 Nick Clifton <nickc@redhat.com>
25008 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25010 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25011 (mcore_arith_K_S_operand): Run the test for the S constraint not
25012 the test for the M constraint.
25013 (mcore_addsub_operand): Do not accept integer values that are
25014 larger than 32 bits.
25015 * config/mcore/mcore.md: Remove unused constraints from split.
25016 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25017 (addsi3): Likewise.
25018 (allocate_stack): Likewise.
25019 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25020 operands to 32 bits.
25021 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25023 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25024 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25025 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25026 mcore_output_bclri, mcore_output_andn, output_inline_const,
25027 mcore_output_move, mcore_output_movedouble): Likewise.
25028 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25029 (output_inline_const): Likewise.
25030 (output_inline_const): Fix format strings used in sprintf
25032 * config/mcore/mcore-protos.h: Update prototypes for changed
25033 functions in mcore.c.
25034 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25035 HOST_WIDE_INT and not int.
25036 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25037 CONST_OK_FOR_N): Likewise.
25038 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25039 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25042 2007-01-10 Jan Hubicka <jh@suse.cz>
25044 * tree-vrp.c (remove_range_assertions): Release defs.
25045 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25046 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25048 2007-01-10 Paul Brook <paul@codesourcery.com>
25050 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25051 * config/arm/arm.md (mulsi3subsi): New insn.
25053 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25055 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25056 (tree_transform_and_unroll_loop): New.
25057 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25060 2007-01-10 Robert Kennedy <jimbob@google.com>
25062 * fold-const.c (fold_comparison): Fold comparisons like (x *
25063 1000 < 0) to (x < 0).
25065 2007-01-10 Ian Lance Taylor <iant@google.com>
25067 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25068 operands have the same priority.
25070 2007-01-10 Tom Tromey <tromey@redhat.com>
25072 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25073 (fold_binary): Likewise.
25074 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25075 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25076 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25077 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25078 * langhooks.h (struct lang_hooks): Removed field
25079 'can_use_bit_fields_p'.
25081 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25083 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25085 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25087 * function.c (get_last_funcdef_no): New function.
25088 * function.h (get_last_funcdef_no): Declare.
25089 * tree-inline.c (initialize_cfun): Add initialization.
25090 (tree_function_versioning): Cleanup.
25092 2007-01-10 Jan Hubicka <jh@suse.cz>
25094 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25097 2007-01-10 Sa Liu <saliu@de.ibm.com>
25098 Ben Elliston <bje@au.ibm.com>
25100 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25101 for SAVE_NONLOCAL and Pmode for any other save level.
25102 * spu-protos.h (spu_restore_stack_block): Declare.
25103 * spu.md (save_stack_block): Remove.
25104 (restore_stack_block): Call spu_restore_stack_block.
25105 * spu.c (spu_restore_stack_block): New function.
25106 (spu_expand_epilogue): Remove old comment.
25108 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25110 PR tree-optimization/30322
25111 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25112 (cand_value_at): Return the value as aff_tree.
25113 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25114 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25115 aff_combination_mult): New functions.
25116 (aff_combination_add): Use aff_combination_add_cst.
25117 (aff_combination_convert): Allow conversions to a wider type.
25118 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25119 * tree-affine.h (aff_combination_mult): Declare.
25121 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25123 * doc/tm.texi: Update documentation to reflect reality of exec
25124 and start file search behaviours. Update copyright year.
25125 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25126 header file directories.
25128 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25130 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25131 (*cosxf2): Rename to cosxf2_i387.
25132 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25133 using X87MODEF12 mode macro. Rename patterns to
25134 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25136 (*cosdf2, *cossf2): Ditto.
25137 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25138 to match extended input operands.
25139 (sincos<mode>3): New expander.
25140 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25141 insn patterns and corresponding splitters.
25143 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25145 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25146 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25148 2007-01-09 Nicolas Pitre <nico@cam.org>
25151 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25153 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25155 * target.h (struct gcc_target): New field library_rtti_comdat.
25156 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25157 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25158 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25159 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25161 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25163 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25165 2007-01-08 Richard Guenther <rguenther@suse.de>
25167 * tree.h (force_fit_type_double): Export.
25168 (force_fit_type): Remove.
25169 * fold-const.c (force_fit_type_double): New function.
25170 (force_fit_type): Remove.
25171 (int_const_binop): Use it.
25172 (fold_convert_const_int_from_int): Likewise.
25173 (fold_convert_const_int_from_real): Likewise.
25174 (fold_div_compare): Likewise.
25175 (fold_sign_changed_comparison): Likewise.
25176 (fold_unary): Likewise.
25177 (fold_negate_const): Likewise.
25178 (fold_abs_const): Likewise.
25179 (fold_not_const): Likewise.
25180 * c-common.c (shorten_compare): Use force_fit_type_double.
25181 * convert.c (convert_to_pointer): Likewise.
25183 2007-01-08 Richard Guenther <rguenther@suse.de>
25185 * tree.h (build_int_cst_wide_type): Export.
25186 * tree.c (build_int_cst_wide_type): New function.
25187 (build_int_cst_wide): Fix comment.
25188 * builtins.c (fold_builtin_object_size): Use build_int_cst
25189 to build -1 or 0 of the correct type. Use fit_double_type
25190 to check for overflow.
25191 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25193 (decode_field_reference): Likewise.
25194 (all_ones_mask_p): Likewise.
25195 (native_interpret_int): Use build_int_cst_wide_type.
25196 (fold_binary): Use build_int_cst_type to build an all-ones
25198 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25200 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25202 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25204 2007-01-09 Ben Elliston <bje@au.ibm.com>
25206 * genautomata.c (STATS_OPTION): New option.
25207 (stats_flag): New flag.
25208 (gen_automata_option): Handle it.
25209 (initiate_automaton_gen): Ditto.
25210 (write_automata): Output statistics only if stats_flag is
25211 set. Likewise, output time statistics only if time_flag is set.
25212 * doc/md.texi (Processor pipeline description): Document new flag.
25214 2007-01-08 Richard Guenther <rguenther@suse.de>
25216 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25217 * tree.c (build_int_cst_type): Likewise.
25218 (size_in_bytes): Don't call force_fit_type on the result.
25219 (int_fits_type_p): Use fit_double_type.
25220 * fold-const.c (fit_double_type): New function.
25221 (force_fit_type): Use it.
25222 * tree.h (fit_double_type): Export.
25224 2007-01-08 Jan Hubicka <jh@suse.cz>
25226 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25227 * ipa.c (function_and_variable_visibility): Fix return type.
25229 2007-01-08 Richard Guenther <rguenther@suse.de>
25231 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25232 of offset to build the index.
25233 * tree-pretty-print.c (dump_generic_node): Don't build negated
25234 const just for printing.
25235 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25236 * builtins.c (fold_builtin_int_roundingfn): Check if result
25237 fits the type by using force_fit_type and comparing the result.
25238 * predict.c (predict_loops): Use compare_tree_int for comparison.
25239 * tree.c (build_int_cst): Fall back to integer_type_node for
25241 (build_int_cst_wide): Assert type is non-null.
25243 2007-01-08 Roberto Costa <roberto.costa@st.com>
25245 * tree-vrp.c (extract_range_from_cond_expr): New.
25246 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25247 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25249 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25250 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25251 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25252 used as expressions.
25253 * tree-object-size.c (cond_expr_object_size): New.
25254 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25256 2007-01-08 Jan Hubicka <jh@suse.cz>
25258 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25259 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25262 2007-01-08 Richard Guenther <rguenther@suse.de>
25264 PR tree-optimization/23603
25265 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25266 (extract_range_from_binary): Fall back to truthvalue instead of
25267 varying for TRUTH_*_EXPR.
25268 (extract_range_from_comparison): Fall back to truthvalue instead of
25270 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25271 if all visited PHI values were constant.
25273 2007-01-08 Jan Hubicka <jh@suse.cz>
25275 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25276 (cgraph_analyze_function): break out from ...
25277 (cgraph_finalize_compilation_unit): ... here.
25278 (cgraph_expand_function): Remove forgoten commented out line.
25279 (cgraph_optimize): Analyze functions.
25281 2007-01-08 Jan Hubicka <jh@suse.cz>
25283 * tree-pas.h (TODO_remove_function): New flag.
25284 (TODO_update*): Renumber.
25285 (pass_ipa_increase_alignment,
25286 pass_ipa_function_and_variable_visibility): New passes.
25287 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25288 (cgraph_function_and_variable_visibility): Move to ipa.c
25289 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25290 cgraph_increase_alignment.
25291 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25292 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25293 calling tree-inline.
25294 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25295 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25296 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25297 (gate_increase_alignment): New function.
25298 (pass_ipa_increase_alignment): New pass.
25299 * ipa.c: Inline tree-pass.h and timevar.h
25300 (function_and_variable_visibility): Move here from cgraphunit.c
25301 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25302 * passes.c (init_optimization_passes): Add the two new passes.
25303 (execute_todo): Handle cgraph_remove_functions.
25305 2007-01-08 Nick Clifton <nickc@redhat.com>
25307 * config/frv/predicates.md (reg_or_0_operand): Accept
25310 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25312 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25313 * config.gcc: Add bfin*-rtems*.
25315 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25317 * c.opt: Add -flax-vector-conversions.
25318 * c-typeck.c (convert_for_assignment): Pass flag to
25319 vector_types_convertible_p to allow emission of note.
25320 (digest_init): Likewise.
25321 * c-opts.c: Handle -flax-vector-conversions.
25322 * c-common.c (flag_lax_vector_conversions): New.
25323 (vector_types_convertible_p): Unless -flax-vector conversions
25324 has been passed, disallow conversions between vectors with
25325 differing numbers of subparts and/or element types. If such
25326 a conversion is disallowed, possibly emit a note on the first
25327 occasion only to inform the user of -flax-vector-conversions.
25328 The new last argument specifies this.
25329 * c-common.h (flag_lax_vector_conversions): New.
25330 (vector_types_convertible_p): Add extra argument.
25331 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25332 char_type_node for V*QI type vectors.
25333 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25334 Update to satisfy new typechecking rules.
25335 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25336 C and C++ variants.
25337 * doc/invoke.texi (C Dialect Options): Document
25338 -flax-vector-conversions.
25340 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25342 PR tree-optimization/29877
25343 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25344 a register variable on the RHS to not be replaceable.
25346 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25347 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25348 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25349 const_simm15, const_pow2, const_npow2): Added.
25350 * config/score/misc.md (insv, extv, extzv, movmemsi,
25351 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25352 * config/score/score.c (score_address_cost, score_select_cc_mode):
25354 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25355 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25356 Update score_print_operand.
25357 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25358 Adjust register allocate order and update some macro define.
25359 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25360 mdx_block_move_straight, mdx_block_move_loop_head,
25361 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25362 mdx_block_move_loop, mdx_block_move): Added.
25363 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25364 mdp_limm): Updated and fix some bug and typo.
25365 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25366 (movsf, movdf, doloop_end): Added.
25368 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25370 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25371 config/arm/thumb2.md: Fix comment typos.
25372 * doc/extend.texi: Fix a typo.
25374 2007-01-07 Eric Christopher <echristo@apple.com>
25376 * configure.ac: Check for __stack_chk_fail for darwin.
25377 * configure: Regenerate.
25379 2007-01-07 Richard Guenther <rguenther@suse.de>
25381 * tree-vrp.c (extract_range_from_assert): CSE calls to
25382 compare_values where possible.
25383 (extract_range_from_unary_expr): Likewise.
25385 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25387 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25388 * config/avr/avr.c (call_insn_operand): Delete function.
25389 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25390 instead of register number. Use predicates.
25391 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25392 call_insn_operand): Add.
25394 2007-01-06 Jan Hubicka <jh@suse.cz>
25396 * tree-pass.h (pass_build_cgraph_edges): Declare.
25397 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25398 (visited_nodes): Remove.
25399 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25400 build_cgrpah_edges; make visited_nodes local.
25401 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25402 (record_references_in_initializer): Move to cgraphbuild.c
25403 (initialize_inline_failed, rebuild_cgraph_edges,
25404 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25405 (verify_cgraph_node): Make visited_nodes local.
25406 (cgraph_analyze_function): Do not call cgraph_create_edges and
25407 initialize_inline_failed.
25408 (cgraph_expand_function): Do not call cgraph_lower_function;
25409 assert that function is already lowered.
25410 * Makefile.in (cgraphbuild.o): New.
25411 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25412 at the end of lowering passes.
25414 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25416 * ifcvt.c (cond_move_convert_if_block): New function, code
25417 factored out from...
25418 (cond_move_process_if_block): ...here. Call the new function
25419 on the THEN and ELSE blocks.
25420 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25421 already takes care of this.
25423 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25426 * tree.h (TREE_OVERFLOW_P): New.
25427 * c-typeck.c (parser_build_unary_op): Warn only if result
25428 overflowed and operands did not.
25429 (parser_build_binary_op): Likewise.
25430 (convert_for_assignment): Remove redundant overflow_warning.
25431 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25433 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25435 * c-typeck.c (store_init_value): Split over two lines to follow
25436 the GNU coding style.
25438 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25440 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25441 __GXX_EXPERIMENTAL_CXX0X__.
25442 * doc/cpp.texi: Same.
25444 2007-01-05 Richard Guenther <rguenther@suse.de>
25446 PR middle-end/27826
25447 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25448 with mismatched types. Instead explicitly build a
25449 conversion NOP_EXPR.
25451 2007-01-05 Ian Lance Taylor <iant@google.com>
25453 * c-common.c (decl_with_nonnull_addr_p): New function.
25454 (c_common_truthvalue_conversion): Call it.
25455 * c-typeck.c (build_binary_op): Likewise.
25456 * c-common.h (decl_with_nonnull_addr_p): Declare.
25458 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25461 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25464 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25466 * doc/install.texi (Final install): Document the fact that
25467 the GNAT runtime should not be stripped.
25469 2007-01-04 Jan Hubicka <jh@suse.cz>
25471 * tree-inline.c (fold_marked_statements): Update operand caches
25472 and EH after folding
25474 2007-01-04 Ian Lance Taylor <iant@google.com>
25476 * c-common.c (check_function_nonnull): Whitespace fix.
25478 2007-01-04 Jan Hubicka <jh@suse.cz>
25480 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25481 comitted older version of patch.
25482 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25483 function, celanup cfg and collect garbage.
25485 2007-01-04 Mike Stump <mrs@apple.com>
25487 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25490 2007-01-04 Eric Christopher <echristo@apple.com>
25492 * libgcc2.c (__bswapsi2): Use SItype.
25493 (__bswapdi2): Use DItype.
25494 * libgcc2.h: Update for above.
25496 2007-01-04 Paul Brook <paul@codesourcery.com>
25498 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25499 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25500 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25501 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25502 umulsi3_highpart): Make conditional on !arm_arch6.
25503 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25504 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25505 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25506 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25507 umulsi3_highpart_v6): New insns.
25509 2007-01-04 Roger Sayle <roger@eyesopen.com>
25511 * fold-const.c (fold_convert): When casting an expression to void,
25512 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25513 have a type. Instead of attempting to build a NOP_EXPR, return
25514 these "special" trees directly.
25516 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25518 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25519 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25520 rs6000_cost->fp not 0 as adjustment for outer NEG.
25522 2007-01-04 Jan Hubicka <jh@suse.cz>
25524 * cgraph.c (cgraph_release_function_body): New function.
25525 (cgraph_remove_node): Use it.
25526 * cgraph.h (cgraph_release_function_body): Declare.
25527 * cgraphunit.c (cgraph_expand_function): Use it.
25528 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25529 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25530 is initialized and while compilation of other function is running.
25531 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25532 statement CFG annotations from here to ...
25533 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25535 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25537 * cfgloop.h (enum li_flags): Make the constants powers of two.
25539 2007-01-04 Jan Hubicka <jh@suse.cz>
25541 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25543 (fold_marked_statements): New function.
25544 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25545 * tree-inline.h (copy_body_data): Add statements_to_fold.
25547 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25549 * config.gcc: Mention libgcc/config.host.
25550 * Makefile.in: Update comments mentioning libgcc.
25551 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25552 (all.cross, start.encap, rest.encap, rest.cross): Update
25553 dependencies for libgcc move.
25554 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25555 (clean-target, clean-target-libgcc): Delete.
25556 (srcdirify, GCC_EXTRA_PARTS): New macros.
25557 (libgcc-support, libgcc.mvars): New rules.
25558 (distclean): Remove mention of mklibgcc.
25559 (install): Don't reference INSTALL_LIBGCC.
25560 (install-common): Don't reference EXTRA_PARTS.
25561 (install-libgcc, install-multilib): Delete rules.
25562 * mklibgcc.in: Delete file.
25563 * doc/configfiles.texi: Don't mention mklibgcc.
25565 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25566 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25567 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25568 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25569 (mklibgcc, ldblspecs): Likewise.
25571 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25572 (posixpre.def): Use $(T).
25573 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25574 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25575 (SHLIB_LINK): Make dummy.
25576 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25578 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25580 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25581 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25582 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25583 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25585 * configure.ac (all_outputs): Remove mklibgcc.
25586 * configure: Regenerated.
25588 2007-01-03 Josh Conner <jconner@apple.com>
25590 PR middle-end/29683
25591 * calls.c (compute_argument_addresses): Set stack and stack_slot
25592 for partial args, too.
25593 (store_one_arg): Use locate.size.constant for the size when
25594 generating a save_area.
25596 2007-01-03 Robert Kennedy <jimbob@google.com>
25598 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25599 whose definitions are deleted due to basic block merging.
25601 2007-01-03 Paul Brook <paul@codesourcery.com>
25604 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25606 (use_return_insn): Return 0 for Thumb interrupt functions.
25607 (print_multi_reg): Add rfe argument for IRQ returns.
25608 (arm_output_epilogue): Pop interrupt return address directly into PC.
25609 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25611 2007-01-03 Paul Brook <paul@codesourcery.com>
25613 Merge from sourcerygxx-4_1.
25614 * config/arm/thumb2.md: New file.
25615 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25617 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25618 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25619 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25620 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25622 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25623 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25625 * config/arm/ieee754-sf.S: Ditto.
25626 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25627 (thumb1_base_register_rtx_p): ... to this.
25628 (thumb_index_register_rtx_p): Rename...
25629 (thumb1_index_register_rtx_p): ... to this.
25630 (thumb_output_function_prologue): Rename...
25631 (thumb1_output_function_prologue): ... to this.
25632 (thumb_legitimate_address_p): Rename...
25633 (thumb1_legitimate_address_p): ... to this.
25634 (thumb_rtx_costs): Rename...
25635 (thumb1_rtx_costs): ... to this.
25636 (thumb_compute_save_reg_mask): Rename...
25637 (thumb1_compute_save_reg_mask): ... to this.
25638 (thumb_final_prescan_insn): Rename...
25639 (thumb1_final_prescan_insn): ... to this.
25640 (thumb_expand_epilogue): Rename...
25641 (thumb1_expand_epilogue): ... to this.
25642 (arm_unwind_emit_stm): Rename...
25643 (arm_unwind_emit_sequence): ... to this.
25644 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25645 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25646 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25647 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25648 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25649 thumb2_output_casesi): New functions.
25650 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25651 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25652 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25653 THUMB2_WORK_REGS): Define.
25654 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25655 arm_condexec_mask, arm_condexec_masklen)): New variables.
25656 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25657 (arm_override_options): Check new CPU capabilities.
25658 Set new architecture flag variables.
25659 (arm_isr_value): Handle v7m interrupt functions.
25660 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25662 (const_ok_for_arm): Handle Thumb-2 constants.
25663 (arm_gen_constant): Ditto. Use movw when available.
25664 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25666 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25667 (thumb_find_work_register, arm_load_pic_register,
25668 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25669 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25670 print_multi_reg, output_mov_long_double_fpa_from_arm,
25671 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25672 output_mov_double_fpa_from_arm, output_move_double,
25673 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25674 output_return_instruction, arm_output_function_prologue,
25675 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25676 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25677 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25678 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25679 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25680 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25682 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25683 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25684 (arm_file_start): Output directive for unified syntax.
25685 (arm_unwind_emit_set): Handle stack alignment instruction.
25686 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25687 Add v6t2, v7, v7a, v7r and v7m.
25688 (RETLDM): Add Thumb-2 code.
25689 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25690 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25691 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25692 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25693 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25694 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25695 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25696 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25697 ADJUST_INSN_LENGTH): Define.
25698 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25699 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25700 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25701 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25702 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25703 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25704 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25705 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25706 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25707 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25708 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25709 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25710 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25711 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25712 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25713 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25714 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25716 * config/arm/arm-tune.md: Regenerate.
25717 * config/arm/arm-protos.h: Update prototypes.
25718 * config/arm/vfp.md: Enable patterns for Thumb-2.
25719 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25720 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25721 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25722 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25723 * config/arm/libunwind.S: Add Thumb-2 code.
25724 * config/arm/constraints.md: Update include Thumb-2.
25725 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25726 * config/arm/ieee754-df.S: Ditto.
25727 * config/arm/bpabi.S: Ditto.
25728 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25729 * config/arm/predicates.md (low_register_operand,
25730 low_reg_or_int_operand, thumb_16bit_operator): New.
25731 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25732 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25733 * config/arm/t-arm-elf: Add armv7 multilib.
25734 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25736 (UNSPEC_STACK_ALIGN, ce_count): New.
25737 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25738 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25740 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25741 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25742 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25743 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25744 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25745 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25747 * doc/extend.texi: Document ARMv7-M interrupt functions.
25748 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25750 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25752 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25753 (struct _Unwind_Context): Rename args_size to flags, remove
25754 signal_frame field, add a new args_size field and version field.
25755 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25756 _Unwind_IsExtendedContext): New inline functions.
25757 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25758 Assume by_value array is only present if _Unwind_IsExtendedContext.
25759 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25760 _Unwind_IsSignalFrame.
25761 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25762 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25763 (uw_init_context_1): Initialize context->flags to
25764 EXTENDED_CONTEXT_BIT.
25765 * config/rs6000/linux-unwind.h (frob_update_context): Use
25766 _Unwind_SetSignalFrame.
25768 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25770 PR middle-end/30353
25771 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25772 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25775 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25777 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25778 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25779 RET, AT_SP): Remove.
25780 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25783 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25784 * cfgbuild.c (find_basic_blocks): Likewise.
25785 * cfgrtl.c (rtl_create_basic_block): Likewise.
25786 * function.c (temp_slots_at_level): Likewise.
25787 * reg-stack.c (stack_regs_mentioned): Likewise.
25788 * regclass.c (allocate_reg_info): Likewise.
25789 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25790 set_bb_for_stmt, move_block_to_fn): Likewise.
25791 * tree-complex.c (tree_lower_complex): Likewise.
25792 * vec.h (VEC_safe_grow_cleared): New.
25794 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25796 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25798 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25799 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25801 * cfgloopmanip.c (scale_loop_frequencies): Export.
25802 (loopify): Scale the frequencies by prescribed coefficients.
25803 (set_zero_probability): New function.
25804 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25805 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25806 and frequencies according to arguments.
25807 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25809 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25810 * modulo-sched.c (sms_schedule): Set probabilities for entering
25811 versioned loop correctly.
25812 * tree-vect-transform.c (vect_transform_loop): Ditto.
25813 * cfgloop.h (loopify, loop_version): Declaration changed.
25814 (scale_loop_frequencies): Declared.
25816 2007-01-02 Jan Hubicka <jh@suse.cz>
25818 * cgraph.c: Include tree-flow.h
25819 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25820 early_local_passes.
25821 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25822 * tree-pass.h (pass_all_early_optimizations): Declare.
25823 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25824 early_local_passes.
25825 (cgraph_analyze_function): Do early_local_passes.
25826 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25827 Do not add referenced vars.
25828 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25830 (gate_all_early_local_passes): New gate.
25831 (pass_early_local_passes): Use new gate.
25832 (execute_early_local_optimizations): New functions.
25833 (gate_all_early_optimizations): New gate.
25834 (pass_all_early_optimizations): New pass.
25835 (execute_free_datastructures): Free SSA only when initialized.
25836 (gate_init_datastructures): Init only when optimizing.
25837 (tree_lowering_passes): Do early local passes when called late.
25838 * tree-profile.c (do_tree_profiling): Don't profile functions added
25840 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25841 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25843 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25844 during early_local_passes.
25845 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25848 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25850 * Makefile.in: Update copyright year.
25852 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25854 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25855 in $(lang_checks) and check-consistency targets.
25857 2007-01-02 Jan Hubicka <jh@suse.cz>
25859 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25860 Do not add referenced vars.
25861 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25863 * passes.c (init_optimization_passes): Put mudflap_2 after
25864 free_datastructures.
25866 2007-01-02 Jan Hubicka <jh@suse.cz>
25868 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25869 Set NOTHROW flag on call statements proved to be nothrow.
25870 Update statement of local calls so new pure/const functions are
25871 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25873 (tree_rest_of_compilation): Register hooks and initialize bitmap
25874 early. Do not set after_inlining flag.
25876 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25878 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25879 HOST_BITS_PER_LONGLONG
25881 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25884 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25885 warning for non-static initializers.
25887 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25889 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25890 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25891 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25892 Always use set_unique_reg_note to add REG_EQUAL notes.
25894 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25897 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25899 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25900 * cfgbuild.c (find_basic_blocks): Likewise.
25901 * cfgrtl.c (rtl_create_basic_block): Likewise.
25902 * function.c (temp_slots_at_level): Likewise.
25903 * reg-stack.c (stack_regs_mentioned): Likewise.
25904 * regclass.c (allocate_reg_info): Likewise.
25905 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25906 set_bb_for_stmt, move_block_to_fn): Likewise.
25907 * tree-complex.c (tree_lower_complex): Likewise.
25908 * vec.h (VEC_safe_grow_cleared): New.
25910 2007-01-02 Ian Lance Taylor <iant@google.com>
25912 * c-common.c (c_common_truthvalue_conversion): When warning about
25913 using an assignment as a truth value, set TREE_NO_WARNING.
25915 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25918 * c.opt (Wold-style-declaration): New.
25919 * doc/invoke.texi (C-only Warning Options): New.
25920 (Wold-style-declaration): Document it.
25921 (Wextra): Enabled by -Wextra.
25922 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25923 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25924 -Wold-style-declaration.
25926 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25928 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25929 * cfgbuild.c (find_basic_blocks): Likewise.
25930 * cfgrtl.c (rtl_create_basic_block): Likewise.
25931 * function.c (temp_slots_at_level): Likewise.
25932 * reg-stack.c (stack_regs_mentioned): Likewise.
25933 * regclass.c (allocate_reg_info): Likewise.
25934 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25935 set_bb_for_stmt, move_block_to_fn): Likewise.
25936 * tree-complex.c (tree_lower_complex): Likewise.
25937 * vec.h (VEC_safe_grow_cleared): New.
25939 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25941 * c-common.c (c_common_nodes_and_builtins): Since variants of
25942 void_type_node get built before it is given a name, we need to
25943 give those variants the name, too.
25944 (complete_array_type): We need to work with the canonical main
25945 type of the array, from which we will build the qualified version.
25946 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25947 * print-tree.c (print_node): Display canonical type information
25949 * stor-layout.c (layout_type): When we don't know the
25950 alignment of a type for which we're building an array, we end up
25951 guessing wrong, so make the type require structural equality.
25952 * tree.c (make_node_stat): When we build a new type, it is its
25953 own canonical type.
25954 (build_type_attribute_qual_variant): When building an attribute
25955 variant, its canonical type is the non-attribute variant. However,
25956 if the attributes are target-dependent and they differ, we need to
25957 use structural equality checks for this type.
25958 (build_qualified_type): A qualified type is not equivalent to its
25959 unqualified variant; set the canonical type appropriately.
25960 (build_distinct_type_copy): When building a distinct type from
25961 another type, the new type is its own canonical type.
25962 (build_variant_type_copy): When building a new type variant, we
25963 assume that it is equivalent to the original type.
25964 (build_pointer_type_for_mode): When building a pointer type, also
25965 build a canonical type pointer.
25966 (build_reference_type_for_mode): When building a reference type,
25967 also build a canonical type reference.
25968 (build_index_type): When we can't hash an index type (e.g.,
25969 because its maximum value is negative), the index type requires
25970 structural equality tests.
25971 (build_array_type): Build the canonical form of an array type.
25972 (build_function_type): Function types require structural equality,
25973 because they contain default arguments, attributes, etc.
25974 (build_method_type_directly): Ditto for method types.
25975 (build_offset_type): Build the canonical offset type.
25976 (build_complex_type): Build the canonical vector type.
25977 (make_vector_type): Build the canonical vector type.
25978 * tree.h (TYPE_CANONICAL): New.
25979 (TYPE_STRUCTURAL_EQUALITY_P): New.
25980 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25981 (struct tree_type): Added "canonical" field.
25982 * params.h (VERIFY_CANONICAL_TYPES): New.
25983 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25984 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25985 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25986 * doc/invoke.texi (verify-canonical-types): Document --param
25987 parameter for verifying canonical types.
25989 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25991 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25992 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25993 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25994 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25996 * config/rs6000/e500.h: New.
25997 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25998 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26000 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26001 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26002 TARGET_E500_DOUBLE): Remove.
26003 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26004 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26005 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26006 * config/rs6000/rs6000.c (rs6000_override_options): Use
26007 CHECK_E500_OPTIONS.
26009 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26011 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26012 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26013 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26014 rs6000_emit_cmove): Don't check TARGET_E500.
26015 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26016 sordered): Don't check TARGET_E500.
26018 2007-01-01 Eric Christopher <echristo@apple.com>
26020 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26021 HARD_REGISTER_NUM_P.
26023 2007-01-01 Roger Sayle <roger@eyesopen.com>
26025 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26026 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26027 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26030 2007-01-01 Mike Stump <mrs@apple.com>
26032 * configure.ac: Remove support for building with Apple's gcc-3.1.
26034 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26036 PR middle-end/30311
26037 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26038 REG is a hard register. Do not modify REG before calling
26040 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26041 multiple of the size of YMODE for certain lowpart cases.
26043 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26045 PR middle-end/30253
26046 * gimplify (voidify_wrapper_expr): Update for
26047 GIMPLE_MODIFY_STMT.
26049 2007-01-01 Andreas Schwab <schwab@suse.de>
26052 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26053 save of BR0 in extra_spill_size instead of spill_size.
26054 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26056 (ia64_expand_epilogue): Restore BR0 from its new location.
26058 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26060 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26061 Use a temporary variable if the left hand side is not a gimple
26064 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26066 * gimplify.c (gimplify_return_expr): Make the temporary variable
26067 for the return expression, a gimple register variable.
26069 2007-01-01 Jan Hubicka <jh@suse.cz>
26071 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26074 2007-01-01 Mike Stump <mrs@apple.com>
26076 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26078 * config/darwin.c (machopic_select_rtx_section): Use
26079 HAVE_GAS_LITERAL16.
26080 (darwin_mergeable_constant_section): Likewise.
26081 * configure: Regenerate.
26082 * config.in: Regenerate.
26084 2007-01-01 Jan Hubicka <jh@suse.cz>
26085 Andrew Pinski <pinskia@gmail.com>
26087 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26088 before starting IPA passes.