1 2007-07-09 Jan HUbicka <jh@suse.cz>
3 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5 2007-07-09 Richard Guenther <rguenther@suse.de>
7 * c-decl.c (start_function): Do not promote return type.
9 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11 * function.c (do_warn_unused_parameter): Do not warn if
12 TREE_NO_WARNING is set.
14 2007-07-08 Andreas Schwab <schwab@suse.de>
16 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
18 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
21 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
23 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
24 apply to assembly language, too.
25 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
27 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
29 Revert (note the sccvn portions are *not* reverted)
30 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
32 Fix PR tree-optimization/23488
34 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
36 * tree-flow-inline.h (get_value_handle): Ditto.
37 * tree-ssa-pre.c (decl_vh_map): New.
38 (decl_node_pool): New.
39 (can_value_number_operation): Support DECL_P.
40 (can_PRE_operation): Ditto.
41 (create_expression_by_pieces): Ditto.
42 (find_existing_value_expr): Modify to differnetiate between
43 addressing and top level.
44 (create_value_handle_for_expr): Handle DECL's.
45 (poolify_tree): Ditto.
46 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
47 (make_values_for_stmt): Handle DECL's properly.
48 (init_pre): Reorg to not init useless things during FRE.
50 * tree-flow.h: Include pointer-set.h.
51 (decl_vh_map): Declare.
52 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
54 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
56 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
57 the constraint description.
58 * doc/md.texi: Update documentation of AVR constraints.
60 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
62 * auto-inc-dec.c, config/arm/arm.c,
63 config/m32r/constraints.md, config/mips/mips.md,
64 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
65 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
66 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
67 typos. Follow spelling conventions.
68 * doc/invoke.texi, doc/rtl.texi: Fix typos.
70 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
71 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
73 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
74 realloc_vuse): Remove.
75 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
78 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
80 Fix PR tree-optimization/23488
82 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
83 (try_to_simplify): Ditto.
85 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
87 * tree-flow-inline.h (get_value_handle): Ditto.
88 * tree-ssa-pre.c (decl_vh_map): New.
89 (decl_node_pool): New.
90 (can_value_number_operation): Support DECL_P.
91 (can_PRE_operation): Ditto.
92 (create_expression_by_pieces): Ditto.
93 (find_existing_value_expr): Modify to differnetiate between
94 addressing and top level.
95 (create_value_handle_for_expr): Handle DECL's.
96 (poolify_tree): Ditto.
97 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
98 (make_values_for_stmt): Handle DECL's properly.
99 (init_pre): Reorg to not init useless things during FRE.
101 * tree-flow.h: Include pointer-set.h.
102 (decl_vh_map): Declare.
103 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
105 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
107 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
108 apply to assembly language, too.
109 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
111 2007-07-06 Ian Lance Taylor <iant@google.com>
112 Zack Weinberg <zackw@panix.com>
115 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
117 2007-07-06 Richard Sandiford <richard@codesourcery.com>
119 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
120 (prefetch): Likewise if "pref" would be used.
122 2007-07-06 Josh Conner <jconner@apple.com>
126 * calls.c (store_one_arg): Handle arguments which are partially
127 on the stack when detecting argument overlap.
129 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
131 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
132 chosen during find_reloads.
134 2007-07-06 Richard Guenther <rguenther@suse.de>
136 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
137 TYPE_ARG_TYPES for verification of argument types. Use
138 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
139 parameters as variable arguments.
141 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
143 * libgcc2.h (word_type): Type definition removed.
144 (cmp_return_type, shift_count_type): Type definitions added.
145 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
146 replaced with shift_count_type.
147 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
149 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
150 changed from word_type to Wtype.
151 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
152 replaced with shift_count_type.
153 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
155 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
156 libgcc_shift_count attribute added.
157 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
158 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
159 (TARGET_INITIALIZER): New target hooks added.
160 * targhooks.c (default_libgcc_cmp_return_mode,
161 default_libgcc_shift_count_mode): Default implementations for the new
163 * targhooks.h (default_libgcc_cmp_return_mode,
164 default_libgcc_shift_count_mode): Function prototypes added.
165 * target.h (struct gcc_target): Fields for the new target hooks added.
166 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
168 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
171 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
172 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
174 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
175 s390_libgcc_shift_count_mode): Functions added.
176 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
179 2007-07-06 Richard Sandiford <richard@codesourcery.com>
181 * config/mips/mips.c (compute_frame_size): Restore the original
182 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
183 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
184 Document why the difference is needed.
186 2007-07-06 Richard Guenther <rguenther@suse.de>
188 * c-common.c (boolean_increment): Use correctly typed
191 2007-07-06 Richard Sandiford <richard@codesourcery.com>
193 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
194 the topmost argument register is not also included in the save mask.
195 (mips16e_collect_argument_save_p): Take a pointer to the argument
196 register, rather than a pointer to the number of arguments.
197 (mips16e_collect_argument_saves): Only include argument saves
198 that aren't in the register mask.
200 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
202 PR rtl_optimization/32450
203 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
204 to ensure that instructions are not moved into the prologue when
205 profiling is on. Remove unused prologue_end variable.
206 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
207 as a scheduling barrier.
209 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
212 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
213 Disregard DECL_FROM_INLINE.
215 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
217 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
218 IORing with a constant.
220 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
222 PR rtl-optimization/32475
223 * df-scan.c (df_def_record_1): Add a use of the stack pointer
224 for every definition of the stack pointer.
226 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
228 * arm.c (vfp3_const_double_index): Copy signed results of
229 REAL_VALUE_TO_INT into unsigned vars.
231 2007-07-05 Richard Guenther <rguenther@suse.de>
234 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
236 * tree-ssa.c (useless_type_conversion_p): Check canonical
239 2007-07-05 Anatoly Sokolov <aesok@post.ru>
241 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
242 zero_extendhisi2): Change to define_insn_and_split.
243 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
245 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
247 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
248 pass_match_asm_constraints): New.
249 * passes.c (init_optimization_passes): Add new pass.
250 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
251 * function.h (struct function): Add has_asm_statement bit.
252 (current_function_has_asm_statement): New.
253 * tree-pass.h (pass_match_asm_constraints): New.
255 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
257 * config/mips/mips.c (mips_file_start): Avoid declaration
260 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
262 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
264 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
266 * rtl.def (NOTE): Change print format string to print
267 operand 5 as a note insn name.
269 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
270 David Ung <davidu@mips.com>
272 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
273 * doc/invoke.texi: (MIPS Options): Document them.
275 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
276 David Ung <davidu@mips.com>
278 Add support for SmartMIPS ASE.
280 * optabs.c (expand_binop_directly): New, broken out from...
281 (expand_binop): Here. Make it try rotating in the other
282 direction even when the second operand isn't constant.
283 * config/mips/mips.md (*lwxs): New.
284 * config/mips/mips.opt (msmartmips): New.
285 * config/mips/mips.c (mips_lwxs_address_p): New.
286 (mips_rtx_costs): Make it recognize scaled indexed addressing.
287 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
288 __mips_smartmips when compiling for TARGET_SMARTMIPS.
289 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
291 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
292 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
293 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
294 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
295 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
296 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
297 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
299 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
301 * tree-vectorizer.c (new_loop_vec_info): Initialize
302 LOOP_VINFO_COST_MODEL_MIN_ITERS.
303 * tree-vectorizer.h (_loop_vec_info): Added new filed
304 min_profitable_iters.
305 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
306 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
307 * tree-vect-analyze.c (vect_analyze_operations): Set
308 LOOP_VINFO_COST_MODEL_MIN_ITERS.
309 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
310 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
311 Fix calculation of peel_iters_prologue. Move consideration of epilogue
312 and prologue cost to after they are computed.
313 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
315 (vect_model_simple_cost): Takes additional argument dt. Consider cost
316 of creating vectors from scalars according to dt.
317 (vect_model_store_cost): Likewise.
318 (vectorizable_call): Use dt array instead of scalar dt. Call
319 vect_model_simple_cost with additional argument dt.
320 (vectorizable_assignment): Likewise.
321 (vectorizable_operation): Likewise.
322 (vectorizable_type_demotion): Likewise.
323 (vectorizable_type_promotion): Likewise.
324 (vectorizable_store): Use dt array instead of scalar dt. Call
325 vect_model_store_cost with additional argument dt.
326 (vect_do_peeling_for_loop_bound): Don't call
327 vect_estimate_min_profitable_iters. Instead, lookup
328 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
329 "may not be profitable".
331 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
334 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
335 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
336 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
337 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
339 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
341 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
342 addressing modes cheaper.
344 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
346 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
347 (dw_ranges_struct): Rename block_num to num. Adjust.
348 (dw_ranges_by_label_struct): New.
349 (ranges_by_label, ranges_by_label_allocated,
350 ranges_by_label_in_use): New variables.
351 (add_ranges_num): Factored most of the code out of...
352 (add_ranges): ... this one. Rewrite in terms of the former.
353 (add_ranges_by_labels): New.
354 (output_ranges): Output by-label ranges.
355 (dwarf2out_finish): Output range for multiple-section
356 compile_unit. Output standard DW_AT_low_pc in addition to
357 unexpected DW_AT_entry_pc.
359 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
361 PR tree-optimization/32604
362 PR tree-optimization/32606
364 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
365 (compute_antic_safe): Removed.
366 (ANTIC_SAFE_LOADS): Ditto.
367 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
368 (execute_pre): Don't call compute_antic_safe.
369 (vuse_equiv): New function.
370 (make_values_for_stmt): Use it
371 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
374 2007-07-04 Anatoly Sokolov <aesok@post.ru>
377 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
379 (avr_attribute_table): Make "naked" attribute apply to function types
380 rather than to decls.
381 (avr_handle_fntype_attribute): New function.
383 2007-07-04 Joseph Myers <joseph@codesourcery.com>
385 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
388 2007-07-04 David Ung <davidu@mips.com>
389 Joseph Myers <joseph@codesourcery.com>
391 * config/mips/mips.md (type): Add logical, signext and move.
392 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
393 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
394 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
395 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
396 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
397 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
398 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
399 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
400 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
401 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
402 movv2sf_hardfloat_64bit): Use the new types.
403 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
404 *movdf_softfloat, *movdf_mips16): Use "multi".
405 (extendqihi2): Replace with a define_expand.
406 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
407 Based on extend<SHORT:mode><GPR:mode>2 patterns.
408 * config/mips/74k.md (r74k_int_logical): New reservation and
410 (r74k_int_arith): Remove "slt".
411 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
412 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
413 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
414 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
415 reservations for "arith".
417 2007-07-04 Richard Guenther <rguenther@suse.de>
419 * tree-ssa.c (useless_type_conversion_p): Add handling for
420 scalar float and vector types. Only call the types_compatible_p
421 langhook for aggregate types as last resort. Follow the
424 2007-07-04 Richard Guenther <rguenther@suse.de>
426 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
427 the same as NOP_EXPR.
429 2007-07-04 Nick Clifton <nickc@redhat.com>
431 * target.h (struct gcc_target): Add target_help field.
432 * target-def.h (TARGET_HELP): New.
433 (TARGET_INITIALIZER): Use TARGET_HELP.
434 * opts.c (command_handle_option): Invoke target_help function, if
435 defined, when the user has specified --target-help on the command
437 * doc/invoke.texi: Mention that --target-help might print
438 additional information.
439 * doc/tm.texi: Document TARGET_HELP hook.
441 * arm.c (TARGET_HELP): Override default definition.
442 (arm_target_help): New - display a wrapped list of cores and
443 architectures supported.
445 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
447 * config/gcc/v850/v850.c (expand_prologue): Make sure
448 GEN_INT() argument is sign extended rather than zero extended.
449 (expand_epilogue): Likewise.
450 (output_move_double): Delete.
451 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
452 * config/gcc/v850/v850.md (movdi): Delete.
453 (*movdi_internal): Delete.
455 (*movdf_internal): Delete.
457 2007-07-04 Richard Sandiford <richard@codesourcery.com>
459 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
460 unless compiling RTP PIC.
462 2007-07-04 Richard Guenther <rguenther@suse.de>
464 PR tree-optimization/32482
465 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
466 original ssa name if we didn't find a shift expression.
467 Fix shift constant for bit zero test.
469 2007-07-04 Richard Sandiford <richard@codesourcery.com>
471 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
473 2007-07-04 Richard Sandiford <richard@codesourcery.com>
475 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
476 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
477 * config/arm/vxworks.h (ASM_SPEC): Delete.
478 (SUBTARGET_EXTRA_ASM_SPEC): Define.
480 2007-07-04 Sebastian Pop <sebpop@gmail.com>
482 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
483 (DDR_REVERSED_P): New.
484 * tree-data-ref.c (initialize_data_dependence_relation,
485 build_classic_dist_vector): Set DDR_REVERSED_P.
487 2007-07-04 Sebastian Pop <sebpop@gmail.com>
490 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
491 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
492 init_omega_for_ddr_1): Use non conservative number of iterations
494 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
495 (analyze_siv_subscript): Remove FIXME and reinitialization of
496 last_conflicts to chrec_dont_know.
497 * testsuite/gfortran.dg/vect/pr32457.f90: New.
499 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
501 * tree.c (maybe_canonicalize_argtypes): Improve description.
503 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
505 * tree.c (maybe_canonicalize_argtypes): New.
506 (build_function_type): Set canonical type.
507 (build_method_type_directly): Ditto.
508 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
511 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
513 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
515 (rewrite_use_nonlinear_expr): Likewise.
517 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
519 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
521 2007-07-04 Ben Elliston <bje@au.ibm.com>
523 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
526 * c-objc-common.c (c_types_compatible_p): Fix indentation.
528 * doc/tm.texi (Run-time Target): Capitalise "CPU".
529 (Exception Handling): Likewise.
531 2007-07-03 Jan Hubicka <jh@suse.cz>
533 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
535 2007-07-03 Eric Christopher <echristo@apple.com>
537 * doc/cppopts.texi: Add conflicting option note to -dM.
538 * doc/invoke.texi: Add note about possible conflicts with
539 -E for -dCHARS and note that -dM will not produce
540 any results if there is no machine dependent reorg.
542 2007-07-03 Geoffrey Keating <geoffk@apple.com>
544 * tree.h (DECL_ALIGN): Back out previous change.
546 2007-07-03 Joseph Myers <joseph@codesourcery.com>
548 * configure.ac: Test for .dtprelword support on MIPS.
549 * configure, config.in: Regenerate.
550 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
551 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
553 2007-07-03 Julian Brown <julian@codesourcery.com>
555 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
556 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
557 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
558 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
560 (all_fpus): Add FPUTYPE_VFP3.
561 (fp_model_for_fpu): Add VFPv3 field.
562 (arm_rtx_costs_1): Give cost to VFPv3 constants.
563 (vfp3_const_double_index): New function. Return integer index of
564 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
566 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
567 and argument represents a valid RTX for a VFPv3 constant.
568 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
570 (vfp_emit_fstmd): Similar, for fstmd.
571 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
572 constants, represented as integer indices.
573 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
574 VFP_REGNO_OK_FOR_DOUBLE macros.
575 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
576 (arm_file_start): Set float-abi attribute for VFPv3, and output
577 correct ".fpu" assembler directive.
578 (arm_dbx_register_numbering): Add FIXME.
579 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
580 (fputype): Add FPUTYPE_VFP3.
581 (FIXED_REGISTERS): Add 32 registers for D16-D31.
582 (CALL_USED_REGISTERS): Likewise.
583 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
584 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
585 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
586 (D7_VFP_REGNUM): New.
587 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
588 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
589 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
590 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
591 (REG_ALLOC_ORDER): Adjust for VFPv3.
592 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
593 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
594 VFP_LO_REGS, VFP_HI_REGS.
595 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
596 (IS_VFP_CLASS): Define macro.
597 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
599 (REGISTER_MOVE_COST): Likewise.
600 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
601 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
602 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
603 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
604 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
605 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
606 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
607 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
608 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
609 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
610 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
611 where appropriate for single-word registers.
612 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
613 As above. Fix type attributes.
614 * config/arm/constraints.md (register_contraint "t"): Define.
615 (register_constraint "w"): Change to D0-D15, or D0-D31 for
617 (register_constraint "x"): Define.
618 (constraint "Dv"): Define.
620 2007-07-03 Geoffrey Keating <geoffk@apple.com>
622 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
624 2007-07-03 Tom Tromey <tromey@redhat.com>
626 * c-parser.c (objc_pq_context): Removed.
627 (objc_need_raw_identifier): Likewise.
628 (c_parser) <objc_pq_context>: New field.
629 <objc_need_raw_identifier>: Likewise.
630 (OBJC_NEED_RAW_IDENTIFIER): Removed.
631 (c_lex_one_token): Update.
632 (c_parser_objc_protocol_definition): Update.
633 (c_parser_objc_method_definition): Update.
634 (c_parser_objc_methodproto): Update.
635 (c_parser_declspecs): Update.
637 2007-07-03 David Ung <davidu@mips.com>
639 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
641 2007-07-03 David Ung <davidu@mips.com>
642 Richard Sandiford <richard@codesourcery.com>
644 * doc/invoke.texi: Document -march=74kf3_2.
645 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
646 (TUNE_74K): Check for it.
647 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
648 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
649 * config/mips/mips.md (cpu): Add 74kf3_2.
650 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
651 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
652 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
653 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
654 74kf3_2 to the CPU list.
655 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
656 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
657 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
658 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
659 (r74kf3_2_fxfer_from_c1): New insn reservations.
661 2007-07-03 Richard Sandiford <richard@codesourcery.com>
662 David Ung <davidu@mips.com>
664 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
665 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
666 and 74k[fx]. Document aliases for the new options.
667 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
668 (PROCESSOR_24KF2_1): ...this.
669 (PROCESSOR_24KX): Rename to...
670 (PROCESSOR_24KF1_1): ...this.
671 (PROCESSOR_74KF): Rename to...
672 (PROCESSOR_74KF2_1): ...this.
673 (PROCESSOR_74KX): Rename to...
674 (PROCESSOR_74KF1_1): ...this.
675 (TUNE_74K): Update PROCESSOR_* names.
676 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
677 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
678 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
679 (mips_rtx_cost_data): Update processor names in comments.
680 (mips_issue_rate): Update PROCESSOR_* names.
681 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
682 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
683 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
684 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
685 Update cpu attribute names.
686 (r24k_fpu_iss): Rename this reservation to...
687 (r24kf2_1_fpu_iss): ...this and update all uses.
688 (r24kx_fpu_iss): Rename this reservation to...
689 (r24kf1_1_fpu_iss): ...this and update all uses.
690 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
691 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
692 Update cpu attribute names.
694 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
696 * config/m32r/constraints.md: New file.
697 * config/m32r/m32r.c: Include tm-constrs.h.
698 (small_data_operand): Use satisfies_constraint_* instead of macro.
699 (addr24_operand, gen_compare): Likewise.
700 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
701 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
702 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
703 EXTRA_CONSTRAINT): Likewise.
704 * config/m32r/m32r.md: Include constraints.md.
705 (*movsi_insn): Use satisfies_constraint_* instead of macro.
706 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
707 * config/m32r/predicates.md (conditional_move_operand): Likewise.
708 (two_insn_const_operand, int8_operand, uint16_operand,
709 reg_or_int16_operand, reg_or_uint16_operand,
710 reg_or_cmp_int16_operand, cmp_int16_operand,
711 seth_add3_operand): Likewise.
713 2007-07-03 Eric Christopher <echristo@gmail.com>
715 * libgcc2.h: Conditionally declare __bswapsi2 and
718 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
720 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
723 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
726 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
727 (__gthrw_pragma): Provide default definition.
729 * gthr-posix.c (__gthrw_pragma): Define.
731 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
733 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
734 before declaring inequality.
736 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
738 * combine.c (recog_for_combine): Log the success or failure of
739 matching new insn patterns against the machine description in
742 2007-07-03 Revital Eres <eres@il.ibm.com>
744 * ddg.c (print_sccs): New function.
745 (check_sccs): New function.
746 (create_ddg_all_sccs): Use it.
747 * ddg.h (print_sccs): Declare.
748 * modulo-sched.c (sms_order_nodes): Call print_sccs.
750 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
752 * targhooks.h (default_mode_for_suffix): New function declaration.
753 * targhooks.c (default_mode_for_suffix): New default target hook.
754 * target.h (struct c): New structure in the targetm struct.
755 (mode_for_suffix): New target hook as part of struct c.
756 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
757 default_mode_for_suffix.
758 (TARGET_C): New define.
759 * c-lex.c: Include "target.h".
760 (interpret_float): Use targetm.c.mode_for_suffix to determine
761 the mode for a given non-standard suffix.
762 Makefile.in (c-lex.o): Depend on $(TARGET_H).
764 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
765 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
767 * doc/extend.texi (Floating Types): New node. Document __float80 and
768 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
770 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
773 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
774 predicate instead of target_operand.
775 (divsi3_i1_media, divsi3_media_2): Likewise.
777 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
779 * tree.h (alias_sets_might_conflict_p): Rename into
780 alias_sets_must_conflict_p.
781 * alias.c (alias_sets_might_conflict_p): Likewise.
782 (alias_sets_conflict_p): Use it.
783 (objects_must_conflict_p): Likewise.
784 * c-common.c (strict_aliasing_warning): Adjust.
786 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
788 * rtlhooks.c (gen_lowpart_if_possible): Check for
789 invalid subreg before calling gen_lowpart_SUBREG.
791 2007-07-02 Geoffrey Keating <geoffk@apple.com>
793 * config/darwin9.h: Add copyright notice.
794 (LINK_COMMAND_SPEC): Add comment.
795 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
796 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
797 DARWIN_LIBSYSTEM_HAS_UNWIND.
799 2007-07-02 Jakub Jelinek <jakub@redhat.com>
802 * omp-low.c (check_combined_parallel): New function.
803 (lower_omp_parallel): Call it via walk_stmts, set
804 OMP_PARALLEL_COMBINED if appropriate.
805 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
806 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
807 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
808 don't consider it as combined parallel.
810 2007-07-02 Richard Sandiford <richard@codesourcery.com>
812 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
813 (gcc_tooldir): Likewise.
814 * configure: Regenerate.
815 * Makefile.in (libsubdir_to_prefix): New variable, based on the
816 old configure.ac gcc_tooldir setting.
817 (prefix_to_exec_prefix): New variable.
818 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
819 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
821 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
823 Fix PR tree-optimization/32583
824 Fix PR tree-optimization/32584
825 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
826 (phi_translate_set): Use phi_translate directly now.
827 (make_values_for_stmt): Don't value number RHS if we already know
830 2007-07-02 Steve Ellcey <sje@cup.hp.com>
831 Jim Wilson <wilson@specifix.com>
834 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
837 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
838 Richard Sandiford <richard@codesourcery.com>
839 Nigel Stephens <nigel@mips.com>
841 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
842 (mips16e_output_save_restore): Declare.
843 (mips16e_save_restore_pattern_p): Likewise.
844 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
845 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
846 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
847 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
848 (BITSET_P): New global macro, extracted from...
849 (mips_for_each_saved_reg): ...here.
850 (mips16e_save_restore_info): New struct.
851 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
852 (mips16e_save_restore_regs): New variable.
853 (mips_split_plus, mips16e_find_first_register): New functions.
854 (mips16e_mask_registers): New function.
855 (compute_frame_size): Expand the commentary before the function.
856 Enforce the MIPS16e save and restore register range restrictions.
857 Pad the general register save area at the low end.
858 (mips16e_save_restore_reg, mips16e_build_save_restore)
859 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
860 (mips16e_output_save_restore, mips16e_collect_propagate_value)
861 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
863 (mips_expand_prologue, mips_expand_epilogue): Handle
864 GENERATE_MIPS16E_SAVE_RESTORE.
865 * config/mips/mips.md (*mips16e_save_restore): New pattern.
867 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
869 PR tree-optimization/31966
870 PR tree-optimization/32533
871 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
872 "basic_block" description as its third argument. Update function
873 calls to get destination bb from "edge" argument. Save "cond" into
874 aux field of the edge. Update prototype for changed arguments.
875 (if_convertible_loop_p): Clear aux field of incoming edges if bb
877 (find_phi_replacement_condition): Operate on incoming edges, not
878 on predecessor blocks. If there is a condition saved in the
879 incoming edge aux field, AND it with incoming bb predicate.
880 Return source bb of the first edge.
881 (clean_predicate_lists): Clean aux field of outgoing node edges.
882 (tree_if_conversion): Do not initialize cond variable. Move
883 variable declaration into the loop.
884 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
885 initializations of new_stmt, arg0 and arg1 variables.
887 2007-07-02 Jakub Jelinek <jakub@redhat.com>
889 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
890 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
892 2007-07-02 Richard Guenther <rguenther@suse.de>
894 * tree-ssa.c (useless_type_conversion_p): Document
895 future intent as defining the middle-end type system.
896 Re-structure to call langhook last, group by type class,
897 mark questionable parts.
899 2007-07-02 Richard Guenther <rguenther@suse.de>
901 * tree-flow.h (types_compatible_p): Declare.
902 * tree-ssa.c (types_compatible_p): New function.
903 * ipa-type-escape.c (discover_unique_type): Use
904 types_compatible_p instead of lang_hooks.types_compatible_p.
905 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
906 * tree-vn.c (expressions_equal_p): Likewise.
907 * tree.c (fields_compatible_p): Likewise.
908 * tree-ssa-dom.c (avail_expr_eq): Likewise.
909 (cprop_operand): Use useless_type_conversion_p instead of
910 lang_hooks.types_compatible_p.
911 * tree-inline.c (setup_one_parameter): Likewise.
912 (declare_return_variable): Likewise.
913 * tree-nrv.c (tree_nrv): Likewise.
914 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
915 (maybe_fold_offset_to_component_ref): Likewise.
916 (maybe_fold_offset_to_reference): Likewise.
917 * tree-ssa-copy.c (may_propagate_copy): Likewise.
918 (merge_alias_info): Likewise.
919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
920 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
921 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
922 * tree-tailcall.c (find_tail_calls): Likewise.
923 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
924 * gimplify.c (canonicalize_addr_expr): Likewise.
925 (fold_indirect_ref_rhs): Likewise.
926 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
927 (cpt_same_type): Likewise.
928 (check_pointer_types_r): Swap parameters to cpt_same_type
930 * fold-const.c (fold_convert): Revert fix for PR15988.
931 * tree-inline.c (setup_one_parameter): Instead fix it here by
932 using fold_build1 instead of fold_convert and checking for
933 error_mark_node. Convert only if the conversion is necessary.
935 2007-07-02 Joseph Myers <joseph@codesourcery.com>
937 * configure.ac: Check for .gnu_attribute on Power.
938 * configure: Regenerate.
939 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
940 attribute for floating-point ABI.
942 2007-07-02 Ira Rosen <irar@il.ibm.com>
944 PR tree-optimization/32230
945 PR tree-optimization/32477
946 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
947 address is a constant.
949 2007-07-02 Richard Sandiford <richard@codesourcery.com>
951 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
952 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
953 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
954 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
955 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
956 64-bit targets. Add support for *-elfoabi*.
957 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
958 different settings if $(tm_defines) does not select the EABI.
959 (MULTILIB_EXCLUSIONS): Define in those circumstances.
960 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
961 (MIPS_ARCH_OPTION_SPEC): Likewise.
962 (MIPS_ISA_LEVEL_SPEC): Likewise.
963 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
964 * config/mips/elfoabi.h: New file.
966 2007-07-02 Richard Guenther <rguenther@suse.de>
968 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
969 (useless_type_conversion_p): ... this.
970 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
971 (useless_type_conversion_p): ... this.
972 * builtins.c (fold_builtin_memory_op): Rename
973 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
974 * tree-cfg.c (verify_expr): Likewise.
975 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
976 * tree-ssa-ccp.c (ccp_fold): Likewise.
977 * tree-ssa-copy.c (may_propagate_copy): Likewise.
978 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
980 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
981 * tree-ssa-pre.c (eliminate): Likewise.
982 * tree-ssa.c (delete_tree_ssa): Likewise.
983 (tree_ssa_useless_type_conversion): Likewise.
984 * tree.c (build2_stat): Likewise.
986 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
988 Fix PR tree-optimization/32571
989 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
992 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
994 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
995 and other expected operations explicitly, change default to
998 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1000 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1002 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1003 (tls_load_dot_plus_eight): Move the label number into the unspec.
1004 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1006 2007-07-01 Andreas Schwab <schwab@suse.de>
1008 * dwarf2out.c (initial_return_save): Define only if used.
1010 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1012 Unreverting Richard's Revert of:
1014 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1016 * dce.c (deletable_insn_p_1): New function, split out from...
1017 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1018 specially, not those inside PARALLELs. Remove BODY argument
1019 and adjust recursive call accordingly.
1020 (prescan_insns_for_dce): Update call to delete_insn_p.
1022 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1023 Revital Eres <eres@il.ibm.com>
1025 * ddg.c (create_ddg_all_sccs): Fix missed
1026 initialization of scc_nodes.
1028 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1031 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1032 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1034 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1036 * configure.ac: Check for .gnu_attribute on MIPS.
1037 * configure, config.in: Regenerate.
1038 * config/mips/mips.c (mips_file_start): If supported, output
1039 attribute for floating-point ABI.
1041 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1045 (ffs_cmove): New expander to expand using ctz pattern.
1046 (*ffs_cmove): Remove pattern.
1047 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1048 (ffsdi2): Expand using ctz pattern.
1049 (*ffs_rex64): Remove pattern.
1051 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1053 PR rtl-optimization/32296
1054 * pa.md (return): Delete pattern.
1055 (return_internal): Remove "(const_int 1)" from pattern.
1056 (epilogue): Use return_internal pattern for trivial returns.
1057 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1058 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1060 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1062 * tree-ssa-pre.c (is_exception_related): New function
1063 (can_value_number_operation): Use it.
1065 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1067 Fix PR tree-optimization/32540
1068 Fix PR tree-optimization/31651
1070 * tree-ssa-sccvn.c: New file.
1072 * tree-ssa-sccvn.h: Ditto.
1074 * tree-vn.c: Include tree-ssa-sccvn.h
1075 (val_expr_paid_d): Removed.
1076 (value_table): Ditto.
1077 (vn_compute): Ditto.
1078 (val_expr_pair_hash): Ditto.
1079 (val_expr_pair_expr_eq): Ditto.
1080 (copy_vuses_from_stmt): Ditto.
1083 (shared_vuses_from_stmt): Ditto.
1084 (print_creation_to_file): Moved up.
1085 (sort_vuses): Ditto.
1086 (sort_vuses_heap): Ditto.
1087 (set_value_handle): Make non-static.
1088 (make_value_handle): Ditto.
1089 (vn_add): Rewritten to use sccvn lookups.
1090 (vn_add_with_vuses): Ditto.
1091 (vn_lookup): Ditto (and second argument removed).
1092 (vn_lookup_with_vuses): Ditto.
1093 (vn_lookup_or_add): Ditto (and second argument removed);
1094 (vn_lookup_or_add_with_vuses): Ditto.
1095 (vn_lookup_with_stmt): New.
1096 (vn_lookup_or_add_with_stmt): Ditto.
1097 (create_value_handle_for_expr): Ditto.
1099 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1100 (seen_during_translate): New function.
1101 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1102 (phi_trans_add): Ditto.
1103 (constant_expr_p): FIELD_DECL is always constant.
1104 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1105 Use constant_expr_p.
1106 Avoid infinite recursion on mutually valued expressions.
1107 Change callers of vn_lookup_or_add.
1108 (phi_translate): New function.
1109 (compute_antic_safe): Allow phi nodes.
1110 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1111 (find_or_generate_expression): Rewrite slightly.
1112 (create_expression_by_pieces): Updated for vn_lookup_or_add
1114 Update VN_INFO for new names.
1115 (insert_into_preds_of_block): Update for new names.
1116 (add_to_exp_gen): New function.
1117 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1118 (find_existing_value_expr): Rewrite to changed vn_lookup.
1119 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1120 (try_look_through_load): Removed.
1121 (try_combine_conversion): Ditto.
1122 (get_sccvn_value): New function.
1123 (make_values_for_phi): Ditto.
1124 (make_values_for_stmt): Ditto.
1125 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1127 (init_pre): Update for SCCVN changes.
1129 (execute_pre): Ditto.
1131 * tree-flow.h (make_value_handle): Declare.
1132 (set_value_handle): Ditto.
1133 (sort_vuses_heap): Ditto.
1134 (vn_lookup_or_add_with_stmt): Ditto.
1135 (vn_lookup_with_stmt): Ditto.
1136 (vn_compute): Remove.
1139 (vn_lookup): Update arguments.
1141 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1143 (tree-ssa-sccvn.o): New.
1144 (OBJS-common): Add tree-ssa-sccvn.o
1146 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1149 * c-typeck.c (build_external_ref): Don't mark as used if called
1151 * calls.c (rtx_for_function_call): Likewise.
1153 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1157 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1159 * dce.c (deletable_insn_p_1): New function, split out from...
1160 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1161 specially, not those inside PARALLELs. Remove BODY argument
1162 and adjust recursive call accordingly.
1163 (prescan_insns_for_dce): Update call to delete_insn_p.
1165 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1167 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1168 (try_combine): Move potential calls to undo_all() so they happen
1169 before we commit to using the combined insns.
1171 2006-06-30 Jan Hubicka <jh@suse.cz>
1173 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1176 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1178 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1179 (cgraph_remove_unreachable_nodes): Likewise.
1180 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1181 * ipa-inline.c (update_caller_keys): Cast according to the coding
1183 (cgraph_decide_recursive_inlining): Likewise.
1184 (cgraph_decide_inlining_of_small_function): Likewise.
1185 (try_inline): Likewise.
1186 (cgraph_decide_inlining_incrementally): Likewise.
1187 * ipa-pure-const.c (get_function_state): Likewise.
1188 (scan_function): Likewise.
1189 (analyze_function): Likewise.
1190 (static_execute): Likewise.
1191 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1192 (merge_callee_local_info): Likewise.
1193 (analyze_function): Use type safe memory macros.
1194 (static_execute): Likewise. Cast according to the coding conventions.
1195 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1197 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1199 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1200 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1203 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1206 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1207 for complex modes (both int and real).
1209 2007-06-29 Jan Hubicka <jh@suse.cz>
1211 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1213 2007-06-29 Jan Hubicka <jh@suse.cz>
1216 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1219 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1222 * config/avr/avr.c: Include dataflow header file.
1223 (expand_prologue): Adjust for prologue insn change.
1224 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1227 2007-06-29 Richard Guenther <rguenther@suse.de>
1230 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1231 during type verification.
1233 2007-06-29 Jan Hubicka <jh@suse.cz>
1235 * recog.c (validate_change_rtx_1): Unshare TO argument.
1237 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1239 PR tree-optimization/24659
1240 * tree-vect-transform.c (vectorizable_call): Handle
1241 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1243 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1244 * config/i386/i386.c (enum ix86_builtins)
1245 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1246 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1248 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1249 const using def_builtin_const.
1250 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1251 input operands in the same modes as the result.
1252 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1254 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1256 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1257 (df_set_dead_notes_for_mw): Likewise.
1259 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1261 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1263 2007-06-28 DJ Delorie <dj@redhat.com>
1265 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1267 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1269 * doc/invoke.texi (C++ Dialect Options): Document
1270 fvisibility-ms-compat.
1271 * c.opt (fvisibility-ms-compat): New.
1273 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1276 * tree-affine.c (aff_combination_add_elt): Handle
1277 pointer addition specially.
1279 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1281 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1282 decl is non-external for AIX ABI.
1284 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1286 * config/rs6000/predicates.md (current_file_function_operand):
1287 Ensure the symbol is non-external for AIX ABI.
1289 2007-06-28 Nick Clifton <nickc@redhat.com>
1291 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1292 (fdce, fdse, fpredictive-commoning): Likewise.
1294 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1297 * gcc.c (process_command): Recognize the new -static-libgfortran
1300 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1303 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1304 Use a call clobbered hard reg instead of a pseudo reg.
1306 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1308 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1310 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1313 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1314 REG_LIBCALL and REG_RETVAL notes.
1315 (divsi3, mulsi3): Likewise.
1316 (mulhisi3): Likewise. Use emit_libcall_block.
1317 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1319 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1321 PR rtl-optimization/32481
1322 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1324 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1326 * dce.c (deletable_insn_p_1): New function, split out from...
1327 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1328 specially, not those inside PARALLELs. Remove BODY argument
1329 and adjust recursive call accordingly.
1330 (prescan_insns_for_dce): Update call to delete_insn_p.
1332 2007-06-27 Richard Guenther <rguenther@suse.de>
1335 * tree.h (fold_convertible_p): Declare.
1336 * fold-const.c (fold_convertible_p): New function.
1337 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1338 instead of lang_hooks.types_compatible_p.
1340 2007-06-26 Jan Hubicka <jh@suse.cz>
1342 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1343 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1344 early use validate_unshare_change.
1345 (reload_combine): Likewise.
1346 * recog.c (change_t): New field unshare.
1347 (validate_change_1): Rename from validate_change; add argument unshare.
1348 (validate_change): Turn into wrapper of validate_change_1; update
1349 prototype for bools.
1350 (validate_unshare_change): New.
1351 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1352 calls of df_insn_rescan.
1353 * recog.h (validate_change): Replace ints by bools.
1354 (validate_unshare_change): Declare.
1356 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1358 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1360 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1362 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1364 2007-06-25 Jan Hubicka <jh@suse.cz>
1366 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1368 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1369 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1370 places other call site specific checks are performed.
1372 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1375 * tree-vect-transform.c (vectorizable_operation): Convert
1376 POINTER_PLUS_EXPR over to PLUS_EXPR.
1378 2007-06-25 Chao-ying Fu <fu@mips.com>
1380 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1381 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1382 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1383 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1385 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1386 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1387 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1388 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1389 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1390 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1391 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1392 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1393 ALL_FIXED_POINT_MODE_P): New define.
1394 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1396 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1398 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1399 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1400 MODE_VECTOR_UACCUM): New mode classes.
1402 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1403 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1404 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1407 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1408 (blank_mode): Initialize ibit and fbit.
1409 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1410 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1412 (new_adjust): Change required_class to required_class_from and
1413 required_class_to for testing within a range.
1414 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1415 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1417 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1418 (make_fixed_point_mode): New.
1419 (_ADD_ADJUST): Change C to C1 and C2.
1420 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1421 use a range for machine classes.
1422 (ADJUST_IBIT, ADJUST_FBIT): New.
1423 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1425 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1426 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1427 Emit adjustment for ibit and fbit.
1428 (emit_mode_ibit, emit_mode_fbit): New.
1429 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1431 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1433 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1434 as the source of the set.
1436 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1438 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1439 FP_REGNO_P): Use IN_RANGE.
1440 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1441 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1442 (DATA_REG_P): Use DATA_REGNO_P.
1443 (FP_REG_P): Use FP_REGNO_P.
1444 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1445 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1446 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1448 2007-06-24 Jan Hubicka <jh@suse.cz>
1451 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1453 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1456 * fold-const.c (fold_binary): Strip nops of operand 0
1457 of BIT_NOT_EXPR before calling operand_equal_p.
1458 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1459 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1461 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1463 * doc/extend.texi: Document that dllimport and dllexport imply
1465 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1466 imported or exported declaration, including type declarations.
1467 * c-common.c (handle_visibility_attribute): Check for conflicts
1468 with dllimport/dllexport.
1469 (c_determine_visibility): Handle dllimport/dllexport as an
1470 explicit visibility atttribute.
1472 2007-06-23 Richard Guenther <rguenther@suse.de>
1474 PR tree-optimization/16876
1476 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1478 * tree-inline.c (initialize_inlined_parameters): Do not call
1479 lang_hooks.tree_inlining.convert_parm_for_inlining.
1480 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1481 reason for mismatched types.
1482 * gimplify.c (gimplify_call_expr): Verify the call expression
1483 arguments match the called function type signature. Otherwise
1484 mark the call expression to be not considered for inlining
1485 using CALL_CANNOT_INLINE_P flag.
1486 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1487 edges call expression.
1488 (cgraph_decide_inlining_of_small_function): Likewise.
1489 (cgraph_decide_inlining): Likewise.
1490 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1492 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1493 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1494 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1496 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1497 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1499 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1500 convert_parm_for_inlining member.
1502 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1505 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1506 Remove optimization for GT.
1508 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1511 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1513 (prescan_insns_for_dce): Add extra parameter.
1515 2007-06-23 Jan Hubicka <jh@suse.cz>
1518 * gimplify.c (mark_addressable): New function.
1519 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1521 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1524 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1526 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1530 moves between MMX/SSE registers to at least 8 units to prevent
1531 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1533 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.c (override_options): Correct x86_sahf
1538 2007-06-21 David Daney <ddaney@avtrex.com>
1541 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1542 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1543 (exception_receiver): Renamed to ...
1544 (nonlocal_goto_receiver): ... this.
1546 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1548 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1549 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1550 partial register accesses.
1552 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1554 * fold-const.c (debug_fold_checksum): Move it under
1555 ENABLE_FOLD_CHECKING.
1557 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1560 * tree.h (debug_fold_checksum): Declared.
1561 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1562 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1563 build_fold_addr_expr_with_type_1.
1564 (fold_addr_expr, debug_fold_checksum): New.
1565 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1566 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1569 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1571 PR tree-optimization/19590
1572 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1573 of scev is a constant.
1574 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1576 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1578 * df-problems.c (df_note_bb_compute): Made computation of live
1579 info consistent with df_lr.
1581 2007-06-21 Richard Guenther <rguenther@suse.de>
1583 PR tree-optimization/32453
1584 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1585 for pointer anti-range.
1587 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1589 * config/i386/i386.c (processor_target_table): Increase maximum
1590 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1593 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1594 byte alignment if > 8 byte alignment is preferred.
1595 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1597 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1599 PR tree-optimization/31866
1600 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1601 if ASM_EXPR's input is not a SSA_NAME.
1604 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1605 but decl is a global var, instead return decl.
1606 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1607 even for is_global_var decls, if they are private in some outer
1610 2007-06-21 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/32451
1613 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1615 2007-06-21 Christian Bruel <christian.bruel@st.com>
1617 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1618 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1619 (push_regs): Changed saving order or banked registers.
1620 (sh_expand_epilogue): Likewise.
1621 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1622 (FIRST_BANKED_REG): Likewise.
1623 (LAST_BANKED_REG): Likewise.
1624 * config/sh/sh.md (banked) New attribute.
1625 (in_delay_slot): Check banked attribute.
1627 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1629 PR tree-optimization/32075
1630 * tree-data-ref.c (subscript_dependence_tester_1,
1631 analyze_miv_subscript, analyze_overlapping_iterations,
1632 add_distance_for_zero_overlaps, build_classic_dist_vector,
1633 subscript_dependence_tester_1, analyze_overlapping_iterations,
1634 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1635 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1636 to evolution_function_is_affine_multivariate_p.
1638 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1640 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1642 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1645 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1647 * config/m32c/prologue.md (epilogue_exitd_16): New.
1648 (epilogue_reit_16): New.
1649 (epilogue_exitd): Rename to epilogue_exitd_24.
1650 (epilogue_reit): Rename to epilogue_reit_24.
1652 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1653 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1655 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1657 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1658 if dbg_cnt (sched_insn) reaches the limit.
1659 (choose_ready): New parameter INSN_PTR and new return value.
1660 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1661 the new return value from choose_ready.
1662 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1663 (rest_of_handle_global_alloc): New global_alloc_at_func.
1665 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1667 PR tree-optimization/25737
1668 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1669 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1670 * tree-flow.h (struct fieldoff): Add new field alias_set.
1671 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1672 argument addressable_type. Set alias_set of fieldoff.
1673 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1674 (create_overlap_variables_for): Pass alias_set from fieldoff to
1676 * alias.c (get_alias_set): Use alias_set from SFT if set.
1678 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1680 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1681 of a variable as an unsigned HOST_WIDE_INT integer.
1683 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1685 PR rtl-optimization/32405
1686 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1688 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1690 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1693 * builtins.c: Include diagnostic.h.
1694 (expand_builtin_expect): Make gcc_assert more permissive.
1695 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1698 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1702 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1703 if ACCUMULATE_OUTGOING_ARGS.
1705 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1707 * config/m68hc11/m68hc11.c: Include dataflow header file.
1708 (m68hc11_reorg): Port to dataflow.
1710 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1712 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1713 (struct df_problem.free_blocks_on_set_blocks): New field.
1714 (struct dataflow.optional_p): New field.
1715 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1716 (df_live_set_all_dirty): New function.
1717 * df-scan.c (df_scan_alloc): Initialize optional_p.
1718 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1719 * df-core.c (df_set_blocks): Removed use of
1720 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1721 df_problem.free_blocks_on_set_blocks to determine which blocks are
1723 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1724 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1725 uses dataflow.optional_p to determine if problem should be
1727 (rest_of_handle_df_initialize): Only start live problem if
1729 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1730 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1731 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1732 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1733 problem_NOTE): Initialize free_blocks_on_set_blocks.
1734 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1736 (df_live_set_all_dirty, df_note_alloc): New function.
1737 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1739 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1740 * postreload.c (reload_combine): Ditto.
1741 * cse.c (cse_extended_basic_block): Ditto.
1742 * regmove.c (mark_flags_life_zones): Ditto.
1743 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1744 erase_matching_seqs): Ditto.
1745 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1746 * integrate (allocate_initial_values): Ditto.
1747 * combine.c (reg_dead_at_p): Ditto.
1748 * resource.c (mark_target_live_regs): Ditto.
1749 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1750 * config/sh/sh.c (find_r0_life_regions): Ditto.
1751 * global.c (rest_of_handle_global_alloc): Only add back df_live
1753 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1755 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1757 (if_convert): Make sure df_live is there at -O == 1.
1758 (pass_if_after_combine): Cleanup flags.
1759 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1760 is there at -O == 1.
1762 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1764 * config/arm/arm.c (arm_get_frame_offsets): Set
1765 offsets->locals_base to avoid negative stack size.
1766 (thumb1_expand_prologue): Assert on negative stack size.
1768 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1770 PR tree-optimization/32367
1771 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1772 of the chrec has no evolution in that loop.
1773 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1775 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1777 * config/xtensa/xtensa.c: Include "df.h".
1778 (xtensa_builtin_saveregs): Use adjust_address instead of
1780 (xtensa_va_start): Invoke make_tree with sizetype for
1781 expand_builtin_saveregs and then convert the result to a pointer.
1782 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1783 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1784 Subtract argument size from index value as integers and then use
1785 POINTER_PLUS_EXPR to add the result to the array address.
1787 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1790 * config/m32c/m32c.c: Include dataflow header file.
1791 (m32c_emit_prologue): Adjust for prologue insn change.
1792 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1793 once inside a PARALLEL. Assume frame size passed in operand 0
1794 includes space to save the fb register.
1795 (prologue_enter_24): Likewise.
1796 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1798 2007-06-19 David Daney <ddaney@avtrex.com
1801 * config/mips/mips.md (cprestore): Mark $gp as used.
1803 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1806 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1807 (frv_ifcvt_modify_insn): Likewise.
1809 2007-06-19 Richard Guenther <rguenther@suse.de>
1811 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1812 only handle positive offsets that fit in a HOST_WIDE_INT.
1814 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1817 result of rsqrt insn for zero input argument to avoid NaN.
1819 2007-06-19 Richard Guenther <rguenther@suse.de>
1822 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1824 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1826 PR tree-optimization/32353
1827 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1829 2007-06-19 Nick Clifton <nickc@redhat.com>
1831 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1833 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1837 * config/i386/i386.c (assign_386_stack_local): Assert that
1838 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1839 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1840 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1841 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1843 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1845 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1847 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1849 PR rtl-optimization/32321
1850 * gcse.c (replace_store_insn): Update the note before
1851 calling emit_insn_after.
1853 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1856 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1858 * df-problems.c (df_note_bb_compute): Fix dumping info.
1860 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1862 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1863 insn with emit_jump_insn.
1865 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1867 PR tree-optimization/32383
1868 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1869 * targhooks.h (default_builtin_reciprocal): Update prototype.
1870 * target.h (struct gcc_target): Update builtin_reciprocal.
1871 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1872 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1873 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1874 when fndecl is in BUILT_IN_MD class.
1875 (execute_convert_to_rsqrt): Ditto.
1877 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1878 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1879 Convert BUILT_IN_SQRTF code only when md_fn is false.
1881 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1883 * bt-load.c (move_btr_def): Fix the order of arguments
1884 to validate_replace_rtx.
1886 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1888 * config/m68k/m68k-devices.def: Add 54450..54455.
1890 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1892 PR rtl-optimization/32366
1893 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1894 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1897 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1900 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1901 this is true, rescan insn being modified.
1902 (sms_schedule): Added rescan parameter.
1903 (rest_of_handle_sms): Moved freeing of dominance info to before
1904 getting out of cfg_layout.
1906 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1908 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1909 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1912 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1913 FL_CF_EMAC from the entry for isac.
1915 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1916 (const_sibcall_operand): New.
1917 (sibcall_operand): Use it.
1918 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1919 (m68k_isas): ISAC does not imply FPU or EMAC.
1920 (override_options): Add ISA_C logic for symbolic jump & call.
1922 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1924 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1925 return mode from the builtin itself.
1926 (sparc_fold_builtin): Fix cast of zero constant.
1928 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1930 * targhooks.c (default_builtin_reciprocal): New default target hook.
1931 * targhooks.h (default_builtin_reciprocal): Add prototype.
1932 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1933 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1934 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1935 default_builtin_reciprocal.
1937 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1940 * hooks.c (hook_tree_tree_bool_null): New hook.
1941 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1942 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1943 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1944 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1945 and convert it to reciprocal a*rfunc(b).
1946 (execute_convert_to_rsqrt): New function.
1947 (gate_convert_to_rsqrt): New function.
1948 (pass_convert_to_rsqrt): New pass definition.
1949 * target.h (struct gcc_target): Add builtin_reciprocal.
1950 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1951 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1952 TARGET_BUILTIN_RECIPROCAL.
1953 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1955 * config/i386/i386.h (TARGET_RECIP): New define.
1956 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1957 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1958 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1959 and not optimizing for size.
1960 (*rcpsf2_sse): New insn pattern.
1961 (*rsqrtsf2_sse): Ditto.
1962 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1963 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1964 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1965 and not optimizing for size.
1966 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1967 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1968 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1969 and not optimizing for size.
1970 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1971 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1972 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1973 and not optimizing for size.
1974 (*sse_rsqrtv4sf2): Do not export.
1976 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1977 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1978 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1979 and not optimizing for size.
1981 * config/i386/i386.opt (mrecip): New option.
1982 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1983 (ix86_emit_swsqrtsf): Ditto.
1984 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1985 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1987 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1988 ix86_expand_unop1_builtin.
1989 (ix86_emit_swdivsf): New function.
1990 (ix86_emit_swsqrtsf): Ditto.
1991 (ix86_builtin_reciprocal): New function.
1992 (TARGET_BUILTIN_RECIPROCAL): Use it.
1993 (ix86_vectorize_builtin_conversion): Rename from
1994 ix86_builtin_conversion.
1995 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1996 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1997 "i386 and x86_64 Options" section.
1998 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2000 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2001 Zdenek Dvorak <dvorakz@suse.cz>
2002 Richard Guenther <rguenther@suse.de>
2003 Kaz Kojima <kkojima@gcc.gnu.org>
2005 * tree-vrp.c (compare_values_warnv): Convert val2 to
2007 (extract_range_from_assert): Create
2008 POINTER_PLUS_EXPR for pointer types.
2009 (extract_range_from_binary_expr): Handle
2010 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2012 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2013 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2014 POINTER_PLUS_EXPR as PLUS_EXPR.
2015 (number_of_iterations_lt_to_ne):
2016 For pointer types, use sizetype when
2017 creating MINUS_EXPR/PLUS_EXPRs.
2018 (assert_loop_rolls_lt): For pointer types, use sizetype when
2019 creating MINUS_EXPR/PLUS_EXPRs.
2020 (number_of_iterations_le): Likewise.
2021 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2022 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2023 like PLUS_EXPR and MINUS_EXPR.
2024 * tree-pretty-print.c (dump_generic_node): Handle
2026 (op_prio): Likewise.
2027 (op_symbol_1): Likewise.
2028 * optabs.c (optab_for_tree_code): Likewise.
2029 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2031 * tree-tailcall.c (process_assignment): Mention
2032 POINTER_PLUS_EXPR in a TODO comment.
2033 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2034 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2035 not used with a pointer and an integer type.
2036 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2037 increment using chrec_convert_rhs instead of chrec_convert.
2038 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2039 PLUS_EXPR except for the right hand side's type will be
2041 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2042 (fold_used_pointer_cast): Kill.
2043 (pointer_offset_p): Kill.
2044 (fold_used_pointer): Kill.
2045 (pointer_used_p): Kill.
2046 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2047 call fold_used_pointer.
2048 (instantiate_parameters_1): Convert the increment
2049 using chrec_convert_rhs instead of chrec_convert.
2050 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2051 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2052 instead of PLUS_EXPR.
2053 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2054 PLUS_EXPR for pointers.
2055 (std_gimplify_va_arg_expr): Likewise.
2056 (fold_builtin_memory_op): Likewise.
2057 (fold_builtin_strstr): Likewise.
2058 (fold_builtin_strchr): Likewise.
2059 (fold_builtin_strrchr): Likewise.
2060 (fold_builtin_strpbrk): Likewise.
2061 (expand_builtin_memory_chk): Likewise.
2062 (fold_builtin_memory_chk): Likewise.
2063 (std_expand_builtin_va_start): Use
2064 sizetype for the call to make_tree and then convert
2065 to the pointer type.
2066 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2067 instead of PLUS_EXPR for adding to a pointer.
2068 (std_gimplify_va_arg_expr): Use fold_build2 for
2069 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2070 the operands to sizetype first and then cast the BIT_AND_EXPR
2071 back to the pointer type.
2072 * fold-const.c (build_range_check): Handle pointer types
2074 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2075 of PLUS_EXPR's. Make sure the offset is converted to
2077 (try_move_mult_to_index): Strip the NOPs from the offset.
2078 Remove code argument and replace all uses with PLUS_EXPR.
2079 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2080 specially. Don't use a pointer type for MINUS_EXPR.
2081 (fold_unary): Handle for (T1)(X op Y),
2082 only p+ as that is the only as that can be handled for
2083 binary operators now.
2084 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2086 <case PLUS_EXPR>: Add folding of PTR+INT into
2088 Don't call try_move_mult_to_index.
2089 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2090 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2091 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2092 Don't call try_move_mult_to_index.
2093 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2094 (tree_expr_nonzero_p): Likewise.
2095 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2096 of PLUS_EXPR for the complex expression folding.
2097 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2098 first chrec is a pointer type, then the second should
2099 be sizetype and not the first's type.
2100 For POINTER_PLUS_EXPR, use a different right hand side type.
2101 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2102 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2103 different right hand side type.
2104 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2105 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2106 instead of PLUS_EXPR.
2107 When either operand is zero, convert the other operand.
2108 (chrec_apply): Use chrec_convert_rhs
2109 on the argument x instead of chrec_convert.
2110 (reset_evolution_in_loop): For pointer types, the new_evol
2112 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2113 different right hand side type.
2114 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2115 (chrec_convert_rhs): New function.
2116 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2117 different right hand side type.
2118 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2119 * tree-chrec.h (chrec_convert_rhs): New prototype.
2120 (build_polynomial_chrec): For pointer types, the right hand
2121 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2122 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2123 Remove subtraction case as it is always addition now.
2124 Make sure the offset is converted to sizetype.
2125 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2126 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2127 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2128 PLUS_EXPR in pointer type.
2129 Handle POINTER_PLUS_EXPR.
2130 (tree_to_aff_combination): Likewise.
2131 (force_expr_to_var_cost): Likewise.
2132 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2133 instead of PLUS_EXPR for pointers.
2134 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2135 instead of PLUS_EXPR of pointer types.
2136 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2138 (check_va_list_escapes): Likewise.
2139 (check_all_va_list_escapes): Likewise.
2140 * dwarf2out.c (loc_descriptor_from_tree_1):
2141 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2142 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2143 (string_constant): Likewise.
2144 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2145 the offset to the base, use POINTER_PLUS_EXPR.
2146 (add_to_parts): Convert the index to sizetype.
2147 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2148 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2149 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2150 Offset only holds something for PLUS_EXPR.
2151 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2153 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2155 (analyze_accesses_for_modify_stmt): Likewise.
2156 Remove comment about the type being integral type as it is
2158 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2160 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2162 Correct the type which the artimentic is done in (is now
2165 * tree-data-ref.c (split_constant_offset): Handle
2167 * tree-affine.c (tree_to_aff_combination): Likewise.
2168 * c-typeck.c (build_unary_op): For pointers create the increment
2169 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2171 * gimplify.c (gimplify_self_mod_expr): Create a
2172 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2173 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2174 * tree.def (POINTER_PLUS_EXPR): New tree code.
2175 * tree-predcom.c (ref_at_iteration): If we have a pointer
2176 type do the multiplication in sizetype.
2177 * tree-mudflap.c (mf_xform_derefs_1): Create a
2178 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2179 * tree-ssa-forwprop.c
2180 (forward_propagate_addr_into_variable_array_index):
2181 Don't expect there to be a cast for the index as that
2182 does not exist anymore.
2183 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2184 instead of PLUS_EXPR.
2185 Don't check for the first operand of the POINTER_PLUS_EXPR
2186 was the index as it cannot be.
2187 Call forward_propagate_addr_into_variable_array_index with
2188 the SSA_NAME instead of the statement.
2189 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2190 (compare_constant): Likewise.
2191 (copy_constant): Likewise.
2192 (compute_reloc_for_constant): Likewise.
2193 (output_addressed_constants): Likewise.
2194 (initializer_constant_valid_p): Likewise.
2195 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2196 Convert the MIN/MAX of the inner type to the outer
2197 type before comparing them.
2198 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2199 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2200 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2201 of PLUS_EXPR for pointers.
2202 * tree-inline.c (estimate_num_insns_1): Handle
2204 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2205 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2206 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2207 instead of PLUS_EXPR for the pointer increment statement.
2208 (vect_update_ivs_after_vectorizer): For pointer types, create
2209 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2210 MULT_EXPR in sizetype.
2211 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2213 * tree-object-size.c (plus_expr_object_size): Handle
2214 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2215 code which is trying to figure out which side is a pointer and
2217 (check_for_plus_in_loops_1): Likewise.
2218 (check_for_plus_in_loops): Likewise.
2219 * c-common.c (pointer_int_sum): Create a
2220 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2221 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2222 only POINTER_PLUS_EXPR. Removing all the extra
2223 code which is trying to figure out which side is a pointer and
2225 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2226 PLUS_EXPR and MINUS_EXPR.
2227 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2229 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2230 with make_tree, instead of a pointer type.
2231 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2232 for pointers instead of PLUS_EXPR.
2233 (s390_gimplify_va_arg): Likewise.
2234 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2235 instead of PLUS_EXPR when doing addition on pointer
2236 types. Use sizetype for the second operand.
2237 (spu_gimplify_va_arg_expr): Likewise.
2238 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2239 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2240 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2241 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2242 for the pointer addition and also use size_int/sizetype
2244 (ix86_gimplify_va_arg): Likewise.
2245 Perform BIT_AND_EXPR on sizetype arguments.
2246 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2247 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2248 for the pointer additions and also use size_int for the offsets.
2249 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2250 additions and also use size_int for the offsets. Perform
2251 BIT_AND_EXPR on sizetype arguments.
2252 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2253 POINTER_PLUS_EXPR for pointers and create the
2254 BIT_AND_EXPR in sizetype.
2255 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2256 instead of PLUS_EXPR for pointer addition.
2257 (rs6000_va_start): Likewise.
2258 Also use sizetype for the offset.
2259 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2260 as PLUS_EXPR/MINUS_EXPR.
2261 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2262 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2263 Don't use BIT_AND_EXPR on a pointer type, convert the
2264 expression to sizetype first.
2265 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2267 (mips_gimplify_va_arg_expr): Likewise.
2268 Don't create BIT_AND_EXPR in a pointer type.
2270 2007-06-15 Eric Christopher <echristo@apple.com>
2272 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2273 (x86_64-*-darwin*): Ditto.
2274 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2277 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2279 * doc/extend.texi: Document behavior of __attribute__((aligned))
2282 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2284 * rtlanal.c (note_stores): Improve documentation.
2286 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2288 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2289 LOCAL_LABEL_PREFIX): Delete.
2290 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2291 (bfin_internal_label): Delete.
2293 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2295 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2296 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2297 otherwise define to LIBGCC2_TF_CEXT.
2298 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2299 (LIBGCC_TF_CEXT): Ditto.
2302 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2304 PR rtl-optimization/32339
2305 * df-scan.c (df_uses_record): Don't modify flags but just add to
2306 it for df_ref_record.
2308 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2310 * tree-mudflap.c: Fix whitespace issues.
2312 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2314 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2316 2007-06-14 Eric Christopher <echristo@apple.com>
2318 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2319 (movv4sf): Use gcc_unreachable instead of abort.
2321 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2324 * config/i386/sfp-machine.h (CMPtype): New define.
2325 (mach stubs): Use CMPtype instead of int as a return type.
2327 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2329 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2330 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2331 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2332 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2333 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2334 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2335 config/soft-fp/soft-fp.h: Update from glibc CVS.
2337 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2339 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2341 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2344 * config/v850/v850.c: Include dataflow header file.
2345 (substitute_ep_register): Fix typo.
2347 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2349 * configure.ac: Fix earlier checkin.
2350 * configure: Regenerated.
2352 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2354 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2355 * aclocal.m4: Regenerate.
2356 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2357 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2358 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2359 * configure: Regenerate.
2360 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2362 * Makefile.in (quickstrap): Build libgcc too.
2364 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2366 * configure.ac: Add --enable-checking=df. Explicitly mention that
2367 the variables are initialized as for "release".
2368 * df-core.c: Use it.
2369 * configure: Regenerate.
2370 * config.in: Regenerate.
2372 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2374 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2375 validate_replace_rtx instead of replace_rtx.
2376 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2378 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2380 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2381 (DWARF2_UNWIND_INFO): Override default if configured with
2383 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2384 (ENDFILE_SPEC): Add crtend.o.
2385 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2386 (ENDFILE_SPEC): Add crtend.o.
2387 (TARGET_USE_JCR_SECTION): Define.
2388 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2390 * config/i386/cygming-crtbegin.c: New file.
2391 * config/i386/cygming-crtend.c: New file.
2393 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2395 * config/i386/w32-unwind.h: New file.
2397 2007-06-13 Eric Christopher <echristo@apple.com>
2399 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2400 the user set a value below STACK_BOUNDARY.
2402 2007-06-13 Thiemo Seufer <ths@networkno.de>
2404 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2405 imply -lpthread for -pthread.
2407 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2409 * basic-block.h: Remove the prototype for
2410 free_basic_block_vars.
2411 * cfglayout.h: Remove the prototype for
2412 insn_locators_initialize.
2413 * tree.h: Remove the prototype for emit_line_note.
2415 * tree-ssa-pre.c (mergephitemp): Remove.
2416 (init_pre): Don't use mergephitemp.
2418 2007-06-13 Eric Christopher <echristo@apple.com>
2420 * config/i386/i386.c (override_options): If we've specified
2421 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2423 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2425 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2428 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2430 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2431 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2432 (eh_store_handler): New pattern.
2433 (eh_return): Emit it instead of a plain move.
2435 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2438 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2439 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2442 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2444 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2445 (find_next_insn_start, find_load): New functions.
2446 (bfin_reorg): Use them to deal with the fact that parallel insns are
2447 no longer represented as a SEQUENCE.
2449 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2451 * config/sparc/sparc.c (sparc_override_options): Initialize
2454 2007-06-13 Dave Korn <dave.korn@artimi.com>
2456 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2459 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2461 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2462 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2463 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2464 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2465 tree-vect-transform.c: Fix comment typos. Follow spelling
2468 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2470 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2471 to the exit block use set.
2472 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2473 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2474 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2476 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2478 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2479 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2480 to indicate an error.
2481 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2483 (dbg_cnt_process_opt): Print an error on a bad argument.
2484 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2485 * common.opt (-fdbg-cnt-list): New.
2486 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2488 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2490 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2491 flag on ref-all pointers.
2493 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2496 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2497 for the offset with the modifier as EXPAND_INITIALIZER
2498 if the modifier is EXPAND_INITIALIZER.
2499 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2500 a register if we had an overflow.
2502 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2504 * real.c (real_isfinite): New.
2505 (real_sqrt): Use it.
2506 * real.h (real_isfinite): New.
2507 * builtins.c: Use it.
2509 2007-06-12 Ian Lance Taylor <iant@google.com>
2510 Daniel Berlin <dberlin@dberlin.org>
2513 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2514 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2515 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2516 (DECL_NO_TBAA_P): Define.
2517 (struct tree_decl_common): Add no_tbaa_flag field.
2518 * tree-ssa-structalias.c (struct variable_info): Add
2519 no_tbaa_pruning field.
2520 (new_var_info): Initialize no_tbaa_pruning field.
2521 (unify_nodes): Copy no_tbaa_pruning field.
2522 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2523 (dump_solution_for_var): Print no_tbaa_pruning flag.
2524 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2526 (compute_tbaa_pruning): New static function.
2527 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2528 Call compute_tbaa_pruning.
2529 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2530 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2531 * gimple-low.c (lower_stmt): Likewise.
2532 * tree-gimple.c (is_gimple_stmt): Likewise.
2533 * tree-ssa-operands.c (get_expr_operands): Likewise.
2534 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2535 * tree-inline.c (estimate_num_insns_1): Likewise.
2536 (copy_result_decl_to_var): Likewise.
2537 * expr.c (expand_expr_real_1): Likewise.
2538 * tree-pretty-print.c (dump_generic_node): Likewise.
2539 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2540 * omp-low.c (omp_copy_decl_2): Likewise.
2541 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2542 * doc/c-tree.texi (Expression trees): Document
2543 CHANGE_DYNAMIC_TYPE_EXPR.
2545 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2548 with !HONOR_NANS and !HONOR_INFINITIES.
2549 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2551 2007-06-12 Tristan Gingold <gingold@adacore.com>
2553 * gcov.c: Comments updated.
2554 (source_info): Add file_time field.
2555 (source_index): New variable.
2556 (mutiple_files): New variable.
2557 (generate_results): New function extracted from process_file.
2558 (process_file): Save and restore chain of functions, generate
2559 results and free structures only if not merging results.
2560 (release_structures): File names are now freed in create_file_names
2561 (create_file_names): Free previous file names.
2562 (find_source): File date is now read here and modifications in
2563 source files is checked here.
2564 (read_graph_file): Only reverse order of functions for the current
2566 (make_gcov_file_name): Do not generate long names if input_name is
2568 (output_lines): If merging results do not display graph, data and
2570 Checking source file modification is done in find_source.
2572 * doc/gcov.texi: Append an s to sourcefile.
2574 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2576 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2577 (forced_nop): New pattern.
2578 * config/bfin/bfin.c: Include "df.h".
2579 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2580 (bfin_discover_loop): Use df_get_live_in instead of
2581 global_live_at_start.
2582 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2583 df_analyze when done.
2584 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2585 the insns. Use QImode for the final insn in a bundle. Call
2586 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2588 (reorder_var_tracking_notes): New function.
2589 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2590 update_life_info. Call df_analyze after scheduling and bundle
2591 generation. Call reorder_var_tracking_notes if generating these
2592 notes. Call df_finish_pass at the end.
2594 2007-06-12 Dirk Mueller <dmueller@suse.de>
2596 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2597 a comparison, not an assignment.
2599 2007-06-12 Olivier Hainque <hainque@adacore.com>
2601 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2602 Request walking the subtrees only, leaving the current is_lhs/val_only
2604 (convert_non_local_reference): Likewise.
2606 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2608 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2610 2007-06-12 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/15353
2613 PR tree-optimization/31657
2614 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2615 * timevar.def: Add TV_TREE_IFCOMBINE.
2616 * tree-pass.h (pass_tree_ifcombine): Declare.
2617 * tree-ssa-ifcombine.c: New file.
2618 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2619 * tree-flow.h (blocks_in_phiopt_order): Declare.
2620 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2621 (tree-ssa-ifcombine.o): New dependencies.
2623 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2625 PR rtl-optimization/32293
2626 * combine.c (simplify_if_then_else): Truncate return from
2627 nonzero_bits() to correct mode.
2629 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2631 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2632 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2634 2007-06-11 Diego Novillo <dnovillo@google.com>
2636 * Makefile.in (reload1.o-warn): Remove.
2638 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2640 * combine.c (subst): Use reg_overlap_mentioned_p
2641 instead of comparing register numbers directly.
2643 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2645 * reload1.c (mark_home_live_1): Use the mode parameter.
2647 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2649 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2650 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2654 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2656 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2658 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2660 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2661 from integer registers.
2662 (FP mode splitters): Handle TFmode.
2664 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2666 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2667 for ref-all pointers that point-to anything.
2669 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2671 * config/arm/arm.c (arm_output_dwarf_dtprel,
2672 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2674 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2676 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2677 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2680 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2682 * gcc/tree.c (signed_or_unsigned_type_for): New.
2683 (unsigned_type_for): Use signed_or_unsigned_type_for.
2684 (signed_type_for): Use signed_or_unsigned_type_for.
2685 * gcc/tree.h (signed_or_unsigned_type_for): New.
2686 (get_signed_or_unsigned_type): Remove.
2687 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2688 lang_hooks.types.signed_type
2689 (size_diffop): Likewise.
2690 (all_ones_mask_p): Likewise.
2691 (build_range_check): Likewise.
2692 (fold_cond_expr_with_comparison): Likewise.
2693 (fold_cond_expr_with_comparison): Likewise.
2694 (unextend): Likewise.
2695 (extract_muldiv_1): Likewise.
2696 (fold_single_bit_test_into_sign_test): Likewise.
2697 (fold_binary): Likewise.
2698 (fold_ternary): Likewise.
2699 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2700 instead of get_signed_or_unsigned_type.
2701 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2702 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2703 * gcc/expr.c (signed_or_unsigned_type_for): Use
2704 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2705 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2706 (lhd_signed_or_unsigned_type): Remove.
2707 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2708 signed_or_unsigned_type.
2709 (lhd_signed_or_unsigned_type): Remove.
2710 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2711 lang_hooks.types.signed_type.
2712 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2713 c_common_signed_type instead of lang_hooks.types.signed_type.
2714 (c_common_unsigned_type): New.
2715 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2716 (shorten_compare): Use c_common_unsigned_type instead of
2717 c_common_signed_or_unsigned_type.
2718 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2720 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2721 lang_hooks.types.signed_type.
2722 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2723 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2724 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2725 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2726 instead of unsigned_type_for.
2727 * gcc/c-decl.c (groakdeclarator): Likewise.
2728 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2729 * gcc/c-common.h (c_common_unsigned_type): New.
2731 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2735 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2737 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2740 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2741 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2743 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2744 Sebastian Pop <sebpop@gmail.com>
2746 * lambda-code.c (remove_iv): New.
2747 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2749 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2751 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2752 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2753 * tree-ssa-loop-prefetch.c: Include optabs.h.
2754 (FENCE_FOLLOWING_MOVNT): New macro.
2755 (struct mem_ref): Add independent_p and storent_p fields.
2756 (record_ref): Initalize the new fields.
2757 (gather_memory_references_ref): Return true if the reference
2759 (gather_memory_references): Check whether all memory accesses
2760 in loop were recorded.
2761 (should_issue_prefetch_p): Return false for nontemporal stores.
2762 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2763 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2764 (determine_loop_nest_reuse): Detect independent memory references.
2765 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2766 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2767 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2768 * config/i386/i386.h (x86_mfence): Declare.
2769 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2770 * config/i386/i386.c (x86_mfence): New variable.
2771 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2773 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2774 * optabs.c (init_optabs): Initialize storent_optab.
2775 * optabs.h (enum optab_index): Add OTI_storent.
2776 (storent_optab): Declare.
2777 * genopinit.c (optabs): Add initialization for storent_optab.
2778 * tree.h (MOVE_NONTEMPORAL): New macro.
2779 * expr.c (expand_assignment, store_expr, store_constructor_field,
2780 store_constructor, store_field, expand_expr_real_1): Propagate
2781 nontemporality of the expanded store.
2782 (emit_storent_insn): New function.
2783 * expr.h (expand_assignment, store_expr): Declaration changed.
2784 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2785 to expand_assignment.
2786 * stmt.c (expand_asm_expr): Ditto.
2787 * calls.c (initialize_argument_information): Pass false as
2788 nontemporality to store_expr.
2789 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2792 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2794 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2796 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2798 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2800 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2801 and allow DECL_P here.
2803 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2805 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2806 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2807 track of the size of the expression.
2808 * cfghooks.c (merge_blocks): Remove block from loops structure only
2809 after call of the merge_blocks hook.
2811 2007-06-09 Tom Tromey <tromey@redhat.com>
2813 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2814 (deprecated_state): Removed.
2815 (start_decl): Update.
2816 (enum deprecated_states): Moved earlier.
2817 (groktypename): Update.
2818 (push_parm_decl): Likewise.
2819 (grokfield): Likewise.
2820 (start_function): Likewise.
2822 2007-06-09 Ian Lance Taylor <iant@google.com>
2824 PR tree-optimization/32169
2825 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2826 CONVERT_EXPR, check whether min and max both converted to an
2827 overflow infinity representation.
2829 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2831 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2832 not inserted on the edge.
2834 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2836 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2837 instructions if they are supported.
2838 (__divsi3, __umodsi3, __modsi3): Likewise.
2839 (__ashldi3, __ashrdi3, __lshrdi3): New.
2840 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2842 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2843 Tony Linthicum <tony.linthicum@amd.com>
2845 * doc/extend.texi: Add fvect-cost-model flag.
2846 * common.opt (fvect-cost-model): New flag.
2847 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2848 cost fields in stmt_vec_info struct for STMT.
2849 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2850 fields in stmt_vec_info struct and access functions for the same.
2851 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2852 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2853 load, store and vector to scalar operation.
2854 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2855 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2856 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2857 (TARG_VEC_STORE_COST): Define cost of vector store.
2858 (vect_estimate_min_profitable_iters): Define new function.
2859 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2860 check to evaluate if loop iterations are less than minimum profitable
2861 iterations determined by cost model or minimum vect loop bound defined
2862 by user, whichever is more conservative.
2863 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2864 run-time check to evaluate if loop iterations are less than minimum
2865 profitable iterations determined by cost model or minimum vect loop
2866 bound defined by user, whichever is more conservative.
2867 (vect_estimate_min_profitable_iterations): New function to estimate
2868 mimimimum iterartions required for vector version of loop to be
2869 profitable over scalar version.
2870 (vect_model_reduction_cost): New function.
2871 (vect_model_induction_cost): New function.
2872 (vect_model_simple_cost): New function.
2873 (vect_cost_strided_group_size): New function.
2874 (vect_model_store_cost): New function.
2875 (vect_model_load_cost): New function.
2876 (vectorizable_reduction): Call vect_model_reduction_cost during
2878 (vectorizable_induction): Call vect_model_induction_cost during
2880 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2881 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2882 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2883 vectorizable_promotion, vectorizable_demotion): Call
2884 vect_model_simple_cost during analysis phase.
2886 2007-06-08 Simon Baldwin <simonb@google.com>
2888 * reg-stack.c (get_true_reg): Readability change. Moved default case
2889 label into direct switch statement scope.
2891 2007-06-08 Simon Baldwin <simonb@google.com>
2893 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2894 in gcc_assert() with '==' comparison.
2896 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2898 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2899 TARGET_ABM handling of x86_popcnt variable.
2901 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2903 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2904 __builtin_copysignq and __builtin_infq built-in functions.
2906 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2908 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2909 SSE4.2 section. Correct built-in function names in SSE4A section.
2911 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2913 PR tree-optimization/32243
2914 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2915 for ncopies after ratio check between nunits_out and nunits_in.
2916 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2918 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2920 PR tree-optimization/32224
2921 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2922 vectorization upon a non GIMPLE_MODIFY_STMT.
2924 2007-06-08 Christian Bruel <christian.bruel@st.com>
2927 * config/sh/sh.md (doloop_end): New pattern and splitter.
2928 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2930 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2933 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2935 (verify_dominators): Do not change dominance tree.
2937 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2939 * config/sh/constraints.md: New file.
2940 * config/sh/sh.c: Include tm-constrs.h.
2941 (reg_class_from_letter): Remove.
2942 (prepare_cbranch_operands): Use satisfies_constraint_*
2943 function instead of macro.
2944 (andcosts, broken_move, sh_secondary_reload): Likewise.
2945 * config/sh/predicates.md (trapping_target_operand): Likewise.
2946 (and_operand, arith_operand, arith_reg_or_0_operand,
2947 cmp_operand, logical_operand, target_operand,
2948 ua_address_operand, ua_offset, xor_operand): Likewise.
2949 * config/sh/sh.md: Include constraints.md.
2950 (*movsicc_t_false): Use satisfies_constraint_* function
2952 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2953 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2954 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2955 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2956 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2957 (REG_CLASS_FROM_CONSTRAINT): Remove.
2958 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2959 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2960 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2961 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2962 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2963 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2964 function instead of macro.
2965 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2966 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2967 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2968 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2969 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2970 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2971 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2972 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2973 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2974 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2975 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2976 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2977 EXTRA_CONSTRAINT_STR): Likewise.
2978 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2980 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2982 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2984 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2987 * c-common.h (flag_cpp0x): Replaced by...
2988 (cxx_dialect): ... this new variable specifying the C++ dialect that
2990 * c-common.c (flag_cpp0x): Removed.
2991 (cxx_dialect): Defined.
2992 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2994 * c-opts.c (c_common_post_options): Likewise.
2995 (set_std_cxx98): Set cxx_dialect to cxx98.
2996 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2998 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2999 Hui-May Chang <hm.chang@apple.com>
3001 * doc/invoke.texi (Darwin Options): Update documentation for
3002 -mmacosx-version-min.
3003 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3004 * config/darwin-driver.c: New file.
3005 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3006 * config/t-darwin (darwin-driver.o): New rule.
3008 * config/darwin-c.c (version_as_macro): Ignore low digit.
3010 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3012 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3013 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3014 (CSGNMODE): New mode macro.
3015 (CSGNVMODE): New mode attribute.
3016 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3017 expander using CSGNMODE mode macro. Handle TFmode.
3018 (copysign<mode>3_const): Rename from copysignsf3_const and
3019 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3021 (copysign<mode>3_var): Rename from copysignsf3_var and
3022 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3024 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3025 mode macro. Handle TFmode.
3026 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3027 (iortf3, *iortf3): Ditto.
3028 (xortf3, *xortf3): Ditto.
3029 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3030 TFmode and TImode masks.
3031 (ix86_expand_copysign): Expand TFmode copysign insn.
3032 (IX86_BUILTIN_INFQ): New.
3033 (IX86_BUILTIN_FABSQ): Ditto.
3034 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3035 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3036 [__builtin_fabsq]: Ditto.
3037 [__builtin_copysignq]: Ditto.
3038 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3039 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3040 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3041 ix86_expand_binop_builtin().
3043 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3045 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3047 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3050 * rtl.h (push_to_sequence2): New.
3051 * emit-rtl.c (push_to_sequence2): New.
3052 * function.c (assign_parm_data_all): Add new fields.
3053 (assign_parm_setup_block): Call push_to_sequence2 instead of
3055 (assign_parm_setup_reg): Ditto.
3056 (assign_parm_setup_stack): Ditto.
3057 (assign_parms_unsplit_complex): Ditto.
3058 (assign_parms): Change field name.
3060 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3062 PR tree-optimization/32220
3063 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3064 phi node is reached before defining statement.
3066 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3069 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3070 after changing the right hand side of the assignment.
3072 2007-06-06 Eric Christopher <echristo@apple.com>
3074 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3075 (x86_64-*-darwin*): Ditto.
3076 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3077 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3079 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3081 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3083 (add_key): Likewise.
3084 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3085 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3087 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3089 (add_cost_one_coalesce): Likewise.
3090 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3091 variable names. Rename orig to orig_name for consistency.
3092 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3094 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3096 (record_equivalences_from_stmt): Likewise.
3097 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3098 the coding conventions.
3099 (memory_ssa_name_same): Likewise.
3100 (dse_optimize_stmt): Likewise.
3101 (dse_record_phis): Likewise.
3102 (dse_finalize_block): Likewise.
3103 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3104 keywords as variable names.
3105 (may_move_till): Cast according to the coding conventions.
3106 (force_move_till_expr): Avoid using C++ keywords as variable names.
3107 (force_move_till): Cast according to the coding conventions.
3108 (memref_hash): Likewise.
3109 (memref_eq): Likewise.
3110 (gather_mem_refs_stmt): Likewise.
3111 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3112 using C++ keywords as variable names.
3113 (idx_find_step): Cast according to the coding conventions.
3114 (idx_record_use): Likewise.
3115 (find_depends): Likewise.
3116 (prepare_decl_rtl): Likewise.
3117 (mbc_entry_hash): Likewise.
3118 (mbc_entry_eq): Likewise.
3119 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3120 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3121 (idx_infer_loop_bounds): Cast according to the coding conventions.
3122 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3123 * tree-ssa-math-opts.c (occ_new ): Likwise.
3124 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3126 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3128 (add_use_op): Likewise.
3129 (add_vop): Likewise.
3130 (add_vuse_op): Likewise.
3131 (add_vdef_op): Likewise.
3132 (get_expr_operands): Likewise.
3133 (push_stmt_changes): Use type safe memory macros.
3134 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3135 keywords as variable names.
3136 (conditional_replacement): Likewise.
3137 (minmax_replacement): Likewise.
3138 (abs_replacement): Likewise.
3139 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3141 (insert_fake_stores): Avoid using C++ keywords as variable names.
3142 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3144 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3145 (heapvar_insert): Use type safe memory macros.
3146 (new_var_info): Cast according to the coding conventions.
3147 (new_constraint): Likewise.
3148 (remove_preds_and_fake_succs): Use type safe memory macros.
3149 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3151 (thread_single_edge): Likewise.
3152 (thread_through_loop_header): Likewise.
3154 2007-06-06 Eric Christopher <echristo@apple.com>
3156 * config/i386/i386.c (override_options): Move handling
3157 of TARGET_SUBTARGET* earlier.
3159 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3161 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3164 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3166 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3167 emited outside of basic block.
3168 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3170 * rtl.h (delete_insn_chain): Declaration changed.
3171 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3173 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3174 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3175 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3176 to delete_insn_chain.
3177 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3178 do not have bb field set.
3179 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3181 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3182 * cfgcleanup.c (try_optimize_cfg): Ditto.
3184 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3186 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3187 (lambda_body_vector_new): Use type safe memory macros.
3188 (lambda_linear_expression_new): Likewise.
3189 (lambda_loopnest_new): Likewise.
3190 (lambda_lattice_new): Likewise.
3191 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3192 conventions. Use type safe memory macros.
3193 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3194 (lambda_body_vector_s): Likewise.
3195 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3196 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3198 2007-06-06 Richard Guenther <rguenther@suse.de>
3200 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3201 if we need to schedule cfg_cleanup.
3202 (tree_ssa_forward_propagate_single_use_vars): Do so.
3204 2007-06-06 Ian Lance Taylor <iant@google.com>
3206 * fold-const.c (merge_ranges): If range_successor or
3207 range_predecessor fail, just return 0.
3209 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3211 PR tree-optimization/32216
3212 * tree-vectorizer.c (supportable_widening_operation): Determine
3213 signedness of FIX_TRUNC_EXPR from output operand.
3214 (supportable_narrowing_operation): Ditto.
3215 * tree-vect-generic.c (expand_vector_operations_1): Determine
3216 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3219 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3221 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3222 (struct pta): ...from here. Change flags to unsigned to avoid
3223 excessive casting (as it is used as a bit mask).
3224 (override_options): Add casts according to the coding convenventions.
3225 (x86_64_elf_unique_section): Likewise.
3226 (examine_argument): Avoid using C++ keywords as variable names.
3227 (construct_container): Likewise.
3228 (legitimize_pic_address): Likewise.
3229 (get_dllimport_decl): Cast according to the coding conventions. Use
3230 type safe memory macros.
3231 (legitimize_address): Cast according to the coding conventions.
3232 (emit_i387_cw_initialization): Corrected the type of slot to enum
3234 (ix86_init_machine_status): Use type safe memory macros.
3235 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3236 (bdesc_pcmpistr): Likewise.
3237 (bdesc_crc32): Likewise.
3238 (bdesc_sse_3arg): Likewise.
3239 (bdesc_2arg): Likewise.
3240 (bdesc_1arg): Likewise.
3241 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3242 (ix86_expand_sse_pcmpistr): Likewise.
3243 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3244 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3245 int to match the langhook definition.
3246 (ix86_builtin_conversion): Change the type of code to unsigned init to
3247 match the langhook definition.
3248 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3250 (ix86_preferred_output_reload_class): Likewise.
3251 (ix86_cannot_change_mode_class): Likewise.
3252 (ix86_memory_move_cost): Likewise.
3253 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3254 avoid excessive casting later on.
3255 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3257 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3259 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3260 as flags setting insn.
3261 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3263 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3265 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3266 (UNSPEC_ROUND): New.
3267 ("sse4_1_round<mode>2"): New insn pattern.
3268 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3270 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3271 expander using SSEMODEF mode macro. Expand using
3272 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3273 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3274 expander using SSEMODEF mode macro. Expand using
3275 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3276 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3277 expander using SSEMODEF mode macro. Expand using
3278 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3279 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3280 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3281 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3284 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3285 Sebastian Pop <sebpop@gmail.com>
3287 * lambda.h (build_linear_expr): New.
3288 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3289 Use build_linear_expr, call fold and force_gimple_operand.
3290 (lambda_loopnest_to_gcc_loopnest): Check that there is
3291 something to insert.
3292 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3294 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3296 PR preprocessor/23479
3297 * doc/extend.texi: Document the 0b-prefixed binary integer
3300 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3302 PR tree-optimization/32215
3303 * tree-vectorizer.c (supportable_widening_operation): Return false
3304 for unsupported FIX_TRUNC_EXPR tree code.
3305 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3307 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3309 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3310 register on SPE targets. Change documentation to reflect
3312 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3313 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3314 out of the register allocation pool.
3315 (rs6000_reg_live_or_pic_offset_p): New function.
3316 (rs6000_emit_prologue): Move the actual saving of LR up to free
3317 r0 for holding r11. Split saving of SPE 64-bit registers into
3318 its own case. Ensure that offsets will always be in-range for
3319 'evstdd' by using r11 as a scratch register to point at the start
3320 of the SPE save area. Save r11 if necessary, as it is the static
3322 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3323 into its own case. Ensure that offsets will always be in-range
3324 for 'evldd' by using r11 as a scratch register to point at the
3325 start of the SPE save area. Also adjust r11 when restoring
3326 the stack pointer to compensate for pre-loading r11.
3328 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3330 * cfg.c (init_flow): Use type safe memory macros.
3331 (alloc_block): Likewise.
3332 (unchecked_make_edge): Likewise.
3333 (dump_flow_info): Avoid using C++ keywords as variable names.
3334 (copy_original_table_clear): Cast according to the coding conventions.
3335 (copy_original_table_set): Likewise.
3336 * cfgexpand (label_rtx_for_bb): Likewise.
3337 (expand_gimple_basic_block): Likewise.
3338 * cfghooks.c (dump_bb): Likewise.
3339 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3341 (lv_add_condition_to_bb): Likewise.
3342 * cfglayout (relink_block_chain): Cast according to the coding
3344 (fixup_reorder_chain): Likewise.
3345 (fixup_fallthru_exit_predecessor): Likewise.
3346 * cfgloop.c (glb_enum_p): Likewise.
3347 (get_exit_description): Likewise.
3348 (dump_recorded_exit): Likewise.
3349 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3350 (struct loop): ... from here.
3351 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3353 * cfgrtl.c (rtl_create_basic_block): Likewise.
3354 (rtl_split_block): Likewise.
3355 (rtl_dump_bb): Likewise.
3356 (cfg_layout_split_block): Likewise.
3357 (init_rtl_bb_info): Use typesafe memory macros.
3359 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3360 * graphds.h: Updated all usages of edge to graph_edge.
3361 * graphds.c: Likewise.
3362 * cfgloopanal.c: Likewise.
3364 2007-06-05 Ian Lance Taylor <iant@google.com>
3366 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3367 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3368 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3370 (test_for_singularity): Likewise.
3372 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3374 * config/i386/constraints.md ("Y2"): Replaced by ...
3376 * config/i386/i386.md: Likewise.
3377 * config/i386/mmx.md: Likewise.
3378 * config/i386/sse.md: Likewise.
3380 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3382 * config/i386/constraints.md ("z"): Replaced by ...
3384 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3385 (sse4_1_blendvps): Likewise.
3386 (sse4_1_pblendvb): Likewise.
3387 (sse4_2_pcmpestr): Likewise.
3388 (sse4_2_pcmpestrm): Likewise.
3389 (sse4_2_pcmpestr_cconly): Likewise.
3390 (sse4_2_pcmpistr): Likewise.
3391 (sse4_2_pcmpistrm): Likewise.
3392 (sse4_2_pcmpistr_cconly): Likewise.
3394 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3396 * matrix-reorg.c (transform_access_sites): Fix computation.
3397 (transform_allocation_sites): Same.
3399 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3401 * config/i386/i386.c (override_options): Use
3402 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3404 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3407 (nonimm_not_xmm0_operand): Ditto.
3408 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3409 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3410 as operand[2] predicate. Require "z" class XMM register for
3411 operand[3]. Adjust asm template.
3412 ("sse4_1_blendvpd"): Ditto.
3413 ("sse4_1_pblendvb"): Ditto.
3414 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3415 force op2 into xmm0 register for variable blend instructions.
3417 2007-06-04 Tom Tromey <tromey@redhat.com>
3419 * c-tree.h (start_enum): Update.
3420 (build_enumerator): Likewise.
3421 * c-decl.c (enum_next_value): Removed.
3422 (enum_overflow): Likewise.
3423 (start_enum): Add c_enum_contents argument. Don't use globals.
3424 (build_enumerator): Likewise.
3425 * c-tree.h (struct c_enum_contents): New struct.
3427 2007-06-04 Tom Tromey <tromey@redhat.com>
3429 * c-common.c (c_common_get_alias_set): Fix indentation.
3431 2007-06-04 Ian Lance Taylor <iant@google.com>
3433 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3434 to overflow, reduce overflow infinity to regular infinity.
3435 (vrp_var_may_overflow): New static function.
3436 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3438 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3440 * stor-layout.c (layout_type): Remove duplicate code.
3442 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3445 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3446 before build_common_builtin_nodes ().
3448 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3451 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3453 2007-06-04 Jan Hubicka <jh@suse.cz>
3455 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3456 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3457 instead of _stat version.
3459 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3461 PR tree-optimization/32194
3462 * tree-predcom.c (determine_offset): Check that both references have
3465 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3467 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3468 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3469 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3470 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3471 Add argument to iterate_fix_dominators call.
3472 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3473 * gcse.c (hoist_code): Change domby to vector.
3474 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3475 Add argument to iterate_fix_dominators call.
3476 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3477 recompute_dominator.
3478 * lambda-code.c (perfect_nestify): Ditto.
3479 * cfgloopanal.c: Include graphds.h.
3480 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3481 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3482 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3484 * graphds.c: New file.
3485 * graphds.h: New file.
3486 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3487 (get_dominated_by, get_dominated_by_region): Change return type to
3489 (verify_dominators): Recompute all dominators and compare the results.
3490 (recount_dominator): Renamed to ...
3491 (recompute_dominator): ... this. Do not check that the block is
3493 (iterate_fix_dominators): Reimplemented.
3494 (prune_bbs_to_update_dominators, root_of_dom_tree,
3495 determine_dominators_for_sons): New functions.
3496 * et-forest.c (et_root): New function.
3497 * et-forest.h (et_root): Declare.
3498 * Makefile.in (graphds.o): Add.
3499 (cfgloopanal.o): Add graphds.h dependency.
3500 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3501 * basic-block.h (get_dominated_by, get_dominated_by_region,
3502 iterate_fix_dominators): Declaration changed.
3503 (recount_dominator): Renamed to ...
3504 (recompute_dominator): ... this.
3505 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3506 (thread_through_all_blocks): Do not free dominance info.
3508 2007-06-03 Andreas Schwab <schwab@suse.de>
3510 * config/m68k/m68k.c (override_options): Don't override
3512 * config/m68k/m68k-modes.def (SF, DF): Define to use
3513 motorola_single_format and motorola_double_format, resp.
3514 * real.c (motorola_single_format): Renamed from
3515 coldfire_single_format.
3516 (motorola_double_format): Renamed from coldfire_double_format.
3517 (encode_ieee_extended): Generate a proper canonical NaN image
3518 respecting canonical_nan_lsbs_set.
3519 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3521 * real.h: Adjust declarations.
3523 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3526 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3527 the symbol is generated with the stack protector.
3529 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3531 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3532 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3534 * doc/extend.texi (interrupt): Mention m68k.
3536 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3538 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3539 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3540 (ix86_expand_sse_pcmpestr): Do not check operands for
3541 "register_operand", when insn operand predicate is "register_operand".
3542 (ix86_expand_sse_pcmpistr): Ditto.
3544 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3545 Uros Bizjak <ubizjak@gmail.com>
3547 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3548 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3549 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3550 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3551 * config/i386/constraints.md ("z"): New register constraint
3552 for members of SSE_FIRST_REG class.
3553 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3554 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3555 SSE_FIRST_REG class.
3556 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3557 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3558 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3559 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3560 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3561 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3562 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3563 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3564 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3565 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3566 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3567 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3568 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3569 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3570 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3571 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3572 (struct builtin_description): Change "flag" field to unsigned.
3573 (bdesc_pcmpestr): New builtin description table.
3574 (bdesc_pcmpistr): Likewise.
3575 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3576 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3577 Initialize pcmp[ei]str[im] insns for SSE4.2.
3578 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3579 (ix86_expand_sse_pcmpistr): Likewise.
3580 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3581 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3582 (UNSPEC_PCMPISTR): Likewise.
3583 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3584 (sse4_2_pcmpestri):New isns pattern.
3585 (sse4_2_pcmpestrm): Likewise.
3586 (sse4_2_pcmpestr_cconly): Likewise.
3587 (sse4_2_pcmpistr): New insn patern and splitter.
3588 (sse4_2_pcmpistri):New isns pattern.
3589 (sse4_2_pcmpistrm): Likewise.
3590 (sse4_2_pcmpistr_cconly): Likewise.
3591 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3594 2007-06-01 David Daney <ddaney@avtrex.com>
3596 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3597 LOADGP_ABSOLUTE and not binds_local_p.
3599 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3601 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3603 2007-06-01 Ian Lance Taylor <iant@google.com>
3605 * tree-vrp.c (compare_name_with_value): Always set
3606 used_strict_overflow if we get a result from the variable itself.
3608 2007-06-01 Ian Lance Taylor <iant@google.com>
3610 PR rtl-optimization/31455
3611 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3612 subregs which have a cast between modes which are not tieable.
3614 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3616 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3617 breaks after return statements.
3619 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3621 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3622 only after no_new_pseudos.
3624 2007-05-31 Eric Christopher <echristo@apple.com>
3626 * expr.c (convert_move): Assert that we don't have a BLKmode
3628 (store_expr): Handle BLKmode moves by calling emit_block_move.
3630 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3632 * c-typeck.c (build_indirect_ref): Include type in error message.
3633 (build_binary_op): Pass types to binary_op_error.
3634 * c-common.c (binary_op_error): Take two type arguments, print out
3636 * c-common.h (binary_op_error): Update prototype.
3638 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3640 * config/i386/i386.c: Correct coments on -mno-sse4.
3642 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3644 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3645 (x86_64-*-*): Likewise.
3646 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3647 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3648 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3649 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3650 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3651 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3652 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3653 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3654 (OPTION_MASK_ISA_SSE4): Likewise.
3655 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3656 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3657 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3658 (override_options): Support SSE4.2.
3659 (ix86_build_const_vector): Support SImode and DImode.
3660 (ix86_build_signbit_mask): Likewise.
3661 (ix86_expand_int_vcond): Support V2DImode.
3662 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3663 (IX86_BUILTIN_CRC32HI): Likewise.
3664 (IX86_BUILTIN_CRC32SI): Likewise.
3665 (IX86_BUILTIN_CRC32DI): Likewise.
3666 (IX86_BUILTIN_PCMPGTQ): Likewise.
3667 (bdesc_crc32): Likewise.
3668 (bdesc_sse_3arg): Likewise.
3669 (ix86_expand_crc32): Likewise.
3670 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3671 (ix86_expand_builtin): Likewise.
3672 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3673 __SSE4_2__ for -msse4.2.
3674 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3675 (CRC32MODE): Likewise.
3676 (crc32modesuffix): Likewise.
3677 (crc32modeconstraint): Likewise.
3678 (sse4_2_crc32<mode>): Likewise.
3679 (sse4_2_crc32di): Likewise.
3680 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3682 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3683 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3684 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3685 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3686 (vcondu<mode>): Likewise.
3687 * doc/extend.texi: Document SSE4.2 built-in functions.
3688 * doc/invoke.texi: Document -msse4.2/-msse4.
3690 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3692 PR tree-optimization/32160
3693 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3694 variable as gimple reg.
3695 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3697 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3699 * gcc.c (main): Don't consider linker options when issuing the
3700 warning about a linker input file not being used.
3702 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3704 * tree-vrp.c (compare_names): Initialize sop.
3706 2007-05-30 Dirk Mueller <dmueller@suse.de>
3708 * cgraphunit.c (cgraph_analyze_function): Remove
3709 computation of inline parameters.
3711 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3713 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3715 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3717 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3718 Add vx-common.h. Include vxworks.h between vx-common.h and
3720 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3722 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3723 (TARGET_ASM_DESTRUCTOR): Likewise.
3724 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3725 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3726 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3727 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3728 (VXWORKS_ENDIAN_SPEC): Define.
3729 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3730 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3731 VXWORKS_* equivalents.
3732 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3733 (ASM_FILE_START): Delete.
3734 (TARGET_VERSION): Reformat.
3735 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3736 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3737 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3738 (FPBIT, DPBIT): Define.
3739 (fp-bit.c, dp-bit.c): New rules.
3740 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3741 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3742 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3743 * config/arm/arm.h: Include vxworks-dummy.h.
3744 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3745 Mark with ATTRIBUTE_UNUSED.
3746 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3747 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3748 make it incompatible with -msingle-pic-base.
3749 (arm_function_ok_for_sibcall): Return false for calls that might
3750 go through a VxWorks PIC PLT entry.
3751 (require_pic_register): New function, split out from...
3752 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3754 (arm_load_pic_register): Handle the VxWorks RTP initialization
3755 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3756 (arm_emit_call_insn): New function.
3757 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3758 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3759 (pic_offset_arm): New pattern.
3760 (call, call_value): Use arm_emit_call_insn.
3761 (call_internal, call_value_internal): New expanders.
3762 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3763 VxWorks unless __PIC__.
3765 2007-05-30 Eric Christopher <echristo@gmail.com>
3767 * genrecog.c: Include regs.h in generated file.
3768 * genemit.c: Ditto. Fix up formatting.
3769 * config/mn10300/constraints.md: New.
3770 * config/mn10300/mn10300.md: Include.
3771 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3772 Fix up for removed macro.
3773 * config/mn10300/predicates.md (call_address_operand): Ditto.
3774 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3775 (CONST_OK_FOR_I): Ditto.
3776 (CONST_OK_FOR_J): Ditto.
3777 (CONST_OK_FOR_K): Ditto.
3778 (CONST_OK_FOR_L): Ditto.
3779 (CONST_OK_FOR_M): Ditto.
3780 (CONST_OK_FOR_N): Ditto.
3781 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3785 (EXTRA_CONSTRAINT): Ditto.
3787 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3791 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3792 OPTION_MASK_ISA_64BIT.
3793 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3795 2007-05-30 Richard Guenther <rguenther@suse.de>
3798 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3799 types for comparison.
3800 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3801 with original typed arguments.
3802 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3804 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3806 PR tree-optimization/31769
3807 * except.c (duplicate_eh_regions): Clear prev_try if
3808 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3810 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3812 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3813 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3814 bsi of the location where statements should be inserted.
3815 (sink_code_in_bb): Take bsi from statement_sink_location.
3816 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3817 instead of bsi_start.
3818 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3820 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3821 (bsi_move_before): Document inconsistency with bsi_move_after.
3822 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3824 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/i386.h (TARGET_ABM): New define.
3827 (TARGET_POPCNT): Ditto.
3828 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3829 New temporary defines to redefine from OPTION_ISA_* defines.
3830 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3831 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3832 (ix86_isa_flags): New extern int declaration.
3833 (TARGET_SUBTARGET_DEFAULT): New define.
3834 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3835 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3836 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3837 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3838 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3839 * config/i386/darwin.h: Change TARGET_64BIT define to
3842 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3843 using existing "ix86_isa_flags" varible.
3844 (m32, m64): Use existing "ix86_isa_flags" variable.
3845 (mmmx, m3dnow): Ditto.
3846 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3847 (mabm): Define as non-negative option using "x86_abm" variable.
3848 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3850 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3851 Rewrite feature test bitmap.
3852 (ix86_isa_flags): New initialized global int varible.
3853 (ix86_isa_flags_explicit): New static int variable.
3854 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3855 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3856 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3857 target_flags_explicit.
3858 (override_options): Remove "target_enable" and "target_disable" fields
3859 from "struct ptt". Update processor_target_table accordingly. Remove
3860 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3861 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3862 "target_flags" and "ix86_isa_flags_explicit" instead of
3863 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3864 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3865 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3866 to true when either of PTA_POPCNT or PTA_ABM is set in
3867 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3868 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3869 processor_alias_table flags entry. Remove handling of
3870 "target_enable" and "target_disable" fields of processor_target_table.
3871 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3872 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3873 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3874 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3875 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3877 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3879 2007-05-29 David Daney <ddaney@avtrex.com>
3882 * config/mips/mips.c (mips_output_mi_thunk): Emit
3883 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3885 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3886 * config/i386/i386.c (ix86_function_regparm): Added checking of
3887 ix86_force_align_arg_pointer to determine the number of
3888 register parameters.
3890 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3892 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3893 (SET_DR_MISALIGNMENT): New.
3894 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3895 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3896 Use SET_DR_MISALIGNMENT.
3897 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3899 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3900 find_loop_nest): Export.
3901 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3902 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3903 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3904 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3906 (struct mem_ref): Add field reuse_distance.
3907 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3908 Initialize reuse_distance field.
3909 (issue_prefetch_ref): Select temporality of prefetch according to
3911 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3912 self_reuse_distance, determine_loop_nest_reuse): New functions.
3913 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3914 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3915 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3918 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3920 * tree-ssa-alias.c: Add aliasing overview.
3922 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3923 Danny Smith <dannysmith@users.sourceforge.net>
3926 * config/i386/t-crtfm: Compile crtfastmath.o with
3927 -minline-all-stringops.
3928 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3929 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3931 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3933 * doc/md.texi: Document constraints on HP PA-RISC.
3935 * pa/constraints.md: New file.
3936 * pa.md: Include constraints.md.
3937 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3938 (integer_store_memory_operand, ldil_cint_p): New functions.
3939 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3940 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3941 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3942 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3943 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3945 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3948 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3949 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3950 case POSTDECREMENT_EXPR>): Return the error_mark_node
3951 if either the real or imaginary parts would an
3954 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3956 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3957 name when we remove it from a call.
3959 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3961 * targhooks.c (default_narrow_bitfield): Remove.
3962 * targhooks.h: Remove the prototype for
3963 default_narrow_bitfield.
3965 * langhooks-def.h: Remove the prototype for
3966 hook_get_alias_set_0.
3967 * langhooks.c (hook_get_alias_set_0): Remove.
3969 * global.c (EXECUTE_IF_CONFLICT): Remove.
3971 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3974 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3975 return true when truth_value_p is true and the type
3978 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3980 * doc/install.texi (Prerequisites): We no longer require Autoconf
3981 2.13 for the top-level.
3983 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3985 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3986 memory access via x86_expand_vector_move_misalign() only for
3987 TImode values on 32-bit targets.
3989 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3991 * matrix-reorg.c: New file. Implement matrix flattening and
3992 transposing optimization.
3993 * tree-pass.h: Add matrix reorg pass.
3994 * common.opt: Add fipa-mreorg flag.
3995 * Makefile.in: Add matrix-reorg.c.
3996 * passes.c: Add matrix reorg pass.
3997 * varpool.c (add_new_static_var): New function.
3998 * cgraph.h (add_new_static_var): Declare.
4000 2007-05-27 Eric Christopher <echristo@apple.com>
4002 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4003 sp_offset depending on stack size. Save r12 depending
4004 on registers we're saving later.
4005 (rs6000_emit_epilogue): Update sp_offset depending only
4008 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4010 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4011 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4012 * ifcvt.c (if_convert): Ditto.
4013 * tree-ssa-threadupdate.c (thread_block): Ditto.
4014 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4015 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4016 verify_loop_closed_ssa): Check number_of_loops instead of
4018 * predict.c (tree_estimate_probability): Ditto.
4019 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4020 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4021 * modulo-sched.c (sms_schedule): Ditto.
4022 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4023 (scev_finalize): Do not do anything if scev analysis was not
4025 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4026 current_loops == NULL.
4027 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4028 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4030 (loop_optimizer_finalize): Assert that loops were analyzed.
4031 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4032 rtl_doloop): Check number_of_loops instead of current_loops.
4033 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4034 current_loops == NULL.
4035 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4036 gate_tree_vectorize tree_linear_transform, check_data_deps,
4037 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4038 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4039 Check number_of_loops instead of current_loops.
4040 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4041 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4042 free loops if available.
4043 (execute_pre): Do not pass do_fre to fini_pre.
4045 2007-05-27 Tobias Burnus <burnus@net-b.de>
4048 * real.c (mpfr_from_real): Fix sign of -Inf.
4050 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4052 * tree-vect-transform.c (vectorizable_conversion): Initialize
4053 tree_code variables to ERROR_MARK.
4054 (vectorizable_type_demotion): Likewise.
4055 (vectorizable_type_promotion): Likewise.
4057 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4060 * config/i386/i386.md (movti): Handle push operands via
4063 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4065 * basic-block.h: Remove the prototype for merge_seq_blocks.
4066 * cfgcleanup.c (merge_seq_blocks): Remove.
4068 * tree-flow.h: Remove the prototype for is_aliased_with.
4069 * tree-ssa-alias.c (is_aliased_with): Remove.
4071 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4073 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4075 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4077 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4078 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4079 (vec_unpacks_hi_v16qi): Likewise.
4080 (vec_unpacku_lo_v16qi): Likewise.
4081 (vec_unpacks_lo_v16qi): Likewise.
4082 (vec_unpacku_hi_v8hi): Likewise.
4083 (vec_unpacks_hi_v8hi): Likewise.
4084 (vec_unpacku_lo_v8hi): Likewise.
4085 (vec_unpacks_lo_v8hi): Likewise.
4086 (vec_unpacku_hi_v4si): Likewise.
4087 (vec_unpacks_hi_v4si): Likewise.
4088 (vec_unpacku_lo_v4si): Likewise.
4089 (vec_unpacks_lo_v4si): Likewise.
4091 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4093 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4094 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4095 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4096 follow spelling conventions in various
4097 warning/error/diagnostic messages.
4099 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4100 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4101 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4102 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4103 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4104 * doc/tm.texi: Follow spelling conventions.
4106 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4109 * tree-ssa-forwprop.c
4110 (forward_propagate_addr_into_variable_array_index): Remove
4111 the lhs argument. Use the type of def_rhs instead of lhs.
4112 (forward_propagate_addr_expr_1): Update use of
4113 forward_propagate_addr_into_variable_array_index.
4115 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4116 Nigel Stephens <nigel@mips.com>
4118 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4119 function attributes, "far" being an alias for "long_call".
4120 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4121 (mips_near_type_p, mips_far_type_p): New.
4122 (mips_comp_type_attributes): New function to check that attributes
4123 attached to a function type are compatible.
4124 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4125 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4126 to the target function of the thunk.
4127 (mips_encode_section_info): Check for "near" and "far" function
4128 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4130 * config/mips/predicates.md (const_call_insn_operand): Test only
4131 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4133 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4136 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4137 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4138 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4139 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4141 2007-05-25 Eric Christopher <echristo@apple.com>
4143 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4144 to x86-darwin configurations.
4145 * config/i386/t-darwin: Add softfp support.
4146 * config/i386/t-darwin64: Ditto.
4147 * config/i386/sfp-machine.h: If mach then don't use
4148 aliasing, emit a stub to call.
4150 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4152 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4153 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4154 tree-predcom.c, tree-ssa-alias-warnings.c,
4155 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4156 comment typos. Follow spelling conventions.
4157 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4159 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4162 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4163 constants into memory. Expand unaligned memory references for
4164 SSE modes via x86_expand_vector_move_misalign() function.
4166 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4168 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4169 "memory" attribute for "sseishft" type insn without operands[2].
4171 2007-05-25 Dirk Mueller <dmueller@suse.de>
4172 Marcus Meissner <meissner@suse.de>
4174 * doc/extend.texi (alloc_size): New attribute.
4175 * c-common.c (handle_alloc_size_attribute): New.
4176 * tree-object-size.c (alloc_object_size): Use alloc_size
4177 attribute, if available.
4179 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4181 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4183 (__builtin_ia32_vec_ext_v2di): Likewise.
4184 (__builtin_ia32_vec_ext_v4si): Likewise.
4185 (__builtin_ia32_vec_ext_v8hi): Likewise.
4186 (__builtin_ia32_vec_ext_v16qi): Likewise.
4187 (__builtin_ia32_vec_set_v8hi): Likewise.
4189 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4191 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4193 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4195 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4196 (arm_is_longcall_p): Rename to...
4197 (arm_is_long_call_p): ...this. Take a single tree argument and
4199 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4200 (CUMULATIVE_ARGS): Remove call_cookie.
4201 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4202 (ENCODED_LONG_CALL_ATTR_P): Delete.
4203 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4204 LONG_CALL_FLAG_CHAR cases.
4205 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4206 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4207 ARM_DECLARE_FUNCTION_SIZE.
4208 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4209 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4210 (arm_encode_call_attribute, current_file_function_operand): Delete.
4211 (arm_function_in_section_p): New function.
4212 (arm_is_longcall_p): Rename to...
4213 (arm_is_long_call_p): ...this. Take the target function as a single
4214 argument and return a bool. Do not rely on call cookies. Check
4215 whether the target symbol is in the same section as the current
4216 function, not just the same compilation unit.
4217 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4218 (arm_encode_section_info): Don't encode a call type.
4219 * config/arm/arm.md (call, call_value): Update calls to
4220 arm_is_long(_)call_p. Simplify logic.
4221 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4222 Update calls to arm_is_long(_)call_p.
4224 2007-05-25 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/31982
4227 * tree-ssa-forwprop.c
4228 (forward_propagate_addr_into_variable_array_index): Handle arrays
4229 with element size one.
4231 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4233 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4234 (umulsi3_highpart): Likewise.
4236 2007-05-24 Ian Lance Taylor <iant@google.com>
4238 PR rtl-optimization/32069
4239 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4242 2007-05-24 Ollie Wild <aaw@google.com>
4244 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4247 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4249 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4250 (oprs_unchanged_p): Use it to check all registers in a REG.
4251 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4252 (reg_set_between_after_reload_p): Delete.
4253 (reg_used_between_after_reload_p): Likewise.
4254 (reg_set_or_used_since_bb_start): Likewise.
4255 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4256 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4257 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4258 * rtlanal.c (reg_set_p): Check whether REG overlaps
4259 regs_invalidated_by_call, rather than just checking the
4260 membership of REGNO (REG).
4262 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4264 * doc/passes.texi: Document predictive commoning.
4265 * doc/invoke.texi (-fpredictive-commoning): Document.
4266 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4267 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4268 adding indices to the generated name.
4269 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4270 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4271 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4272 (op_symbol_code): ... and exported.
4273 (dump_omp_clause, op_symbol): Use op_symbol_code
4274 instead of op_symbol_1.
4275 * tree-pass.h (pass_predcom): Declare.
4276 * timevar.def (TV_PREDCOM): New timevar.
4277 * tree-ssa-loop.c (run_tree_predictive_commoning,
4278 gate_tree_predictive_commoning, pass_predcom): New.
4279 * tree-data-ref.c (find_data_references_in_loop): Find the
4280 references in dominance order.
4281 (canonicalize_base_object_address): Ensure that the result has
4283 (dr_analyze_innermost): Export.
4284 (create_data_ref): Code to fail for references with invariant
4286 (find_data_references_in_stmt): ... here.
4287 * tree-data-ref.h (dr_analyze_innermost): Declare.
4288 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4289 (aff_combination_find_elt, name_expansion_hash,
4290 name_expansion_eq, tree_to_aff_combination_expand,
4291 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4293 * tree-affine.h (aff_combination_constant_multiple_p,
4294 tree_to_aff_combination_expand): Declare.
4295 * tree-predcom.c: New file.
4296 * common.opt (fpredictive-commoning): New option.
4297 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4298 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4299 * Makefile.in (tree-predcom.o): Add.
4300 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4301 * passes.c (init_optimization_passes): Add dceloop after
4302 copy propagation in loop optimizer. Add predictive commoning
4303 to loop optimizer passes.
4305 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4307 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4310 2007-05-24 Jan Hubicka <jh@suse.cz>
4312 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4314 (genheader): Include statistics.h.
4316 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4318 * print-rtl.c (flag_dump_unnumbered): Update comments.
4319 (print_rtl): Fix my previous change.
4320 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4323 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4326 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4328 (thread_through_all_blocks): Call initialize_original_copy_tables
4329 and free_original_copy_tables.
4330 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4332 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4333 * cfghooks.c (duplicate_block): Use get_loop_copy.
4334 * cfg.c: Include cfgloop.h.
4335 (loop_copy): New hash table.
4336 (initialize_original_copy_tables): Initialize loop_copy table.
4337 (free_original_copy_tables): Free loop_copy table.
4338 (copy_original_table_clear, copy_original_table_set,
4339 set_loop_copy, get_loop_copy): New functions.
4340 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4341 * cfgloop.h (struct loop): Remove copy field.
4342 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4343 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4345 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4347 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4348 -msse/-msse2/-msse3.
4350 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4352 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4353 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4355 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4358 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4359 * targhooks.h (default_mangle_decl_assembler_name): Declare
4361 * targhooks.c (default_mangle_decl_assembler_name): Define
4363 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4365 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4366 * langhooks.c (lhd_set_decl_assembler_name): Call
4367 targetm.mangle_decl_assembler_name for names with global scope.
4369 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4371 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4372 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4374 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4375 New. Factored out of i386_pe_encode_section_info.
4376 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4377 Move check for prior decoration of stdcall
4378 symbols to i386_pe_encode_section_info.
4379 (i386_pe_encode_section_info): Adjust call to
4380 gen_stdcall_or_fastcall_suffix. Use
4381 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4382 (i386_pe_mangle_decl_assembler_name): New. Wrap
4383 i386_pe_maybe_mangle_decl_assembler_name.
4385 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4387 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4388 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4389 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4390 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4391 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4394 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4395 Nigel Stephens <nigel@mips.com>
4396 Richard Sandiford <richard@codesourcery.com>
4398 Fix up MIPS16 hard float and add support for complex.
4400 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4401 (TARGET_SOFT_FLOAT_ABI): New.
4402 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4403 __mips_soft_float to reflect the ABI in use, not whether the
4404 FPU is directly accessible (e.g., in MIPS16 mode).
4405 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4406 (UNITS_PER_FPVALUE): Likewise.
4408 * config/mips/mips.c (mips_expand_call): Remove redundant
4409 TARGET_MIPS16 check.
4410 (mips_arg_regno): New.
4411 (function_arg_advance): When setting bits in cum->fp_code for
4412 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4414 (function_arg): Use mips_arg_regno.
4415 (mips_return_mode_in_fpr_p): New.
4416 (mips16_call_stub_mode_suffix): New.
4417 (mips16_cfun_returns_in_fpr_p): New.
4418 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4419 (mips_output_function_prologue): Test mips16_hard_float, not
4420 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4421 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4422 return value into a floating-point register.
4423 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4424 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4425 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4426 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4427 word of double arguments from or to the high bits of 64-bit
4428 floating point registers.
4429 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4430 (mips16_fpret_double): New helper function.
4431 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4432 support for complex modes. Fill in DECL_RESULT for stubdecl.
4433 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4435 * config/mips/mips16.S
4436 (RET, ARG1, ARG2): New.
4437 (MERGE_GPRf, MERGE_GPRt): New.
4438 (DELAYt, DELAYf): New.
4439 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4440 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4441 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4442 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4443 (SFOP): Renamed to...
4444 (OPSF3): This, and macro-ified. Updated all uses.
4445 (SFOP2): Renamed to...
4446 (OPSF2): This, and macro-ified. Updated all uses.
4447 (SFCMP): Renamed to...
4448 (CMPSF): This, and macro-ified. Updated all uses.
4449 (SFREVCMP): Renamed to...
4450 (REVCMPSF): This, and macro-ified. Updated all uses.
4451 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4452 (LDDBL1, LDDBL2, RETDBL): Deleted.
4453 (DFOP): Renamed to...
4454 (OPDF3): This, and macro-ified. Updated all uses.
4455 (DFOP2): Renamed to...
4456 (OPDF2): This, and macro-ified. Updated all uses.
4457 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4458 (DFCMP): Renamed to...
4459 (CMPDF): This, and macro-ified. Updated all uses.
4460 (DFREVCMP): Renamed to...
4461 (REVCMPDF): This, and macro-ified. Updated all uses.
4462 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4463 (RET_FUNCTION): New.
4464 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4465 (__mips16_ret_sc, __mips16_ret_dc): New.
4466 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4467 STUB_ARGS_6, STUB_ARGS_10): New.
4468 (CALL_STUB_NO_RET): New.
4469 (__mips16_call_stub_1): Macro-ified.
4470 (__mips16_call_stub_5): Macro-ified.
4471 (__mips16_call_stub_2): Macro-ified.
4472 (__mips16_call_stub_6): Macro-ified.
4473 (__mips16_call_stub_9): Macro-ified.
4474 (__mips16_call_stub_10): Macro-ified.
4475 (CALL_STUB_RET): New.
4476 (__mips16_call_stub_sf_0): Macro-ified.
4477 (__mips16_call_stub_sf_1): Macro-ified.
4478 (__mips16_call_stub_sf_5): Macro-ified.
4479 (__mips16_call_stub_sf_2): Macro-ified.
4480 (__mips16_call_stub_sf_6): Macro-ified.
4481 (__mips16_call_stub_sf_9): Macro-ified.
4482 (__mips16_call_stub_sf_10): Macro-ified.
4483 (__mips16_call_stub_df_0): Macro-ified.
4484 (__mips16_call_stub_df_1): Macro-ified.
4485 (__mips16_call_stub_df_5): Macro-ified.
4486 (__mips16_call_stub_df_2): Macro-ified.
4487 (__mips16_call_stub_df_6): Macro-ified.
4488 (__mips16_call_stub_df_9): Macro-ified.
4489 (__mips16_call_stub_df_10): Macro-ified.
4490 (__mips16_call_stub_sc_0): New.
4491 (__mips16_call_stub_sc_1): New.
4492 (__mips16_call_stub_sc_5): New.
4493 (__mips16_call_stub_sc_2): New.
4494 (__mips16_call_stub_sc_6): New.
4495 (__mips16_call_stub_sc_9): New.
4496 (__mips16_call_stub_sc_10): New.
4497 (__mips16_call_stub_dc_0): New.
4498 (__mips16_call_stub_dc_1): New.
4499 (__mips16_call_stub_dc_5): New.
4500 (__mips16_call_stub_dc_2): New.
4501 (__mips16_call_stub_dc_6): New.
4502 (__mips16_call_stub_dc_9): New.
4503 (__mips16_call_stub_dc_10): New.
4505 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4506 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4507 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4509 2007-05-23 Ian Lance Taylor <iant@google.com>
4511 * doc/invoke.texi (Invoking GCC): Document that the order of the
4514 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4517 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4518 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4519 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4523 * config/score/score.c (score_print_operand): Make sure that only
4524 lower bits are used.
4526 2007-05-22 Ian Lance Taylor <iant@google.com>
4528 * tree-vrp.c (avoid_overflow_infinity): New static function,
4529 broken out of set_value_range_to_value.
4530 (set_value_range_to_value): Call avoid_overflow_infinity.
4531 (extract_range_from_assert): Likewise.
4533 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4536 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4537 change the type before looking for a COMPOUND_EXPR.
4539 2007-05-22 Ian Lance Taylor <iant@google.com>
4541 * lower-subreg.c (decompose_multiword_subregs): If we change an
4542 insn, call remove_retval_note on it.
4544 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4546 * regs.h (end_hard_regno): New function.
4547 (END_HARD_REGNO, END_REGNO): New macros.
4548 (add_to_hard_reg_set): New function.
4549 (remove_from_hard_reg_set): Likewise.
4550 (in_hard_reg_set_p): Likewise.
4551 (overlaps_hard_reg_set_p): Likewise.
4552 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4553 (note_btr_set): Use END_HARD_REGNO.
4554 * caller-save.c (setup_save_areas): Use end_hard_regno.
4555 (mark_set_regs): Use END_HARD_REGNO.
4556 (add_stored_regs): Use end_hard_regno.
4557 (mark_referenced_regs): Use add_to_hard_reg_set.
4558 * combine.c (update_table_tick): Use END_REGNO.
4559 (record_value_for_reg): Likewise.
4560 (record_dead_and_set_regs): Likewise.
4561 (get_last_value_validate): Likewise.
4562 (use_crosses_set_p): Likewise.
4563 (reg_dead_at_p_1): Likewise.
4564 (reg_dead_at_p): Likewise.
4565 (mark_used_regs_combine): Use add_to_hard_reg_set.
4566 (move_deaths): Use END_HARD_REGNO.
4567 (reg_bitfield_target_p): Use end_hard_regno.
4568 (distribute_notes): Use END_HARD_REGNO.
4569 * cse.c (mention_regs): Use END_REGNO.
4570 (insert): Use add_to_hard_reg_set.
4571 (invalidate): Use END_HARD_REGNO.
4572 (invalidate_for_call): Likewise.
4573 (exp_equiv_p): Use END_REGNO.
4574 (cse_insn): Likewise.
4575 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4576 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4577 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4578 * function.c (keep_stack_depressed): Use end_hard_regno.
4579 * global.c (global_alloc): Use end_hard_regno.
4580 (global_conflicts): Use add_to_hard_reg_set instead of
4582 (find_reg): Likewise.
4583 (mark_reg_store): Likewise.
4584 (mark_reg_conflicts): Likewise.
4585 (mark_reg_death): Use remove_from_hard_reg_set.
4586 (mark_reg_live_nc): Delete.
4587 (set_preference): Use end_hard_regno.
4588 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4589 remove_from_hard_reg_set.
4590 (post_mark_life): Use add_to_hard_reg_set.
4591 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4592 (reg_becomes_live): Use add_to_hard_reg_set.
4593 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4594 (peep2_find_free_register): Use add_to_hard_reg_set.
4595 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4596 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4597 * regrename.c (note_sets): Use add_to_hard_reg_set.
4598 (clear_dead_regs): Use remove_from_hard_reg_set.
4599 (regrename_optimize): Use add_to_hard_reg_set.
4600 (find_oldest_value_reg): Use in_hard_reg_set_p.
4601 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4602 (hard_reg_set_here_p): Use end_hard_regno.
4603 (decompose): Likewise.
4604 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4605 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4606 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4607 (mark_home_live): Use end_hard_regno.
4608 (spill_hard_reg): Likewise.
4609 (clear_reload_reg_in_use): Likewise.
4610 * reorg.c (delete_prior_computation): Use END_REGNO.
4611 * resource.c (update_live_status): Use END_HARD_REGNO.
4612 (mark_referenced_resources): Use add_to_hard_reg_set.
4613 (mark_set_resources): Likewise.
4614 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4615 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4616 (reg_overlap_mentioned_p): Likewise.
4617 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4618 (covers_regno_no_parallel_p): Use END_REGNO.
4619 (find_regno_note): Likewise.
4620 (find_reg_fusage): Use END_HARD_REGNO.
4621 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4622 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4624 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4626 * mode-switching.c (reg_dies): Change type of second argument to
4628 (optimize_mode_switching): Update accordingly.
4630 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4632 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4634 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4635 (hard_reg_set_empty_p): ...these new functions.
4636 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4637 GO_IF_HARD_REG_SUBSET.
4638 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4639 instead of GO_IF_HARD_REG_EQUAL.
4640 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4641 instead of GO_IF_HARD_REG_EQUAL.
4642 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4643 GO_IF_HARD_REG_SUBSET.
4644 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4645 GO_IF_HARD_REG_EQUAL.
4646 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4647 of GO_IF_HARD_REG_SUBSET.
4648 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4649 instead of GO_IF_HARD_REG_EQUAL.
4650 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4651 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4652 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4653 of GO_IF_HARD_REG_SUBSET,
4654 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4655 GO_IF_HARD_REG_SUBSET.
4656 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4657 instead of GO_IF_HARD_REG_EQUAL.
4658 * config/sh/sh.c (push_regs, calc_live_regs): Use
4659 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4660 (hard_regs_intersect_p): Delete.
4662 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4664 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4666 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4667 Richard Henderson <rth@redhat.com>
4669 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4671 (x86_64-*-*): Likewise.
4673 * i386/i386-modes.def (V2QI): New.
4675 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4677 (override_options): Support SSE4.1.
4678 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4679 (IX86_BUILTIN_BLENDPS): Likewise.
4680 (IX86_BUILTIN_BLENDVPD): Likewise.
4681 (IX86_BUILTIN_BLENDVPS): Likewise.
4682 (IX86_BUILTIN_PBLENDVB128): Likewise.
4683 (IX86_BUILTIN_PBLENDW128): Likewise.
4684 (IX86_BUILTIN_DPPD): Likewise.
4685 (IX86_BUILTIN_DPPS): Likewise.
4686 (IX86_BUILTIN_INSERTPS128): Likewise.
4687 (IX86_BUILTIN_MOVNTDQA): Likewise.
4688 (IX86_BUILTIN_MPSADBW128): Likewise.
4689 (IX86_BUILTIN_PACKUSDW128): Likewise.
4690 (IX86_BUILTIN_PCMPEQQ): Likewise.
4691 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4692 (IX86_BUILTIN_PMAXSB128): Likewise.
4693 (IX86_BUILTIN_PMAXSD128): Likewise.
4694 (IX86_BUILTIN_PMAXUD128): Likewise.
4695 (IX86_BUILTIN_PMAXUW128): Likewise.
4696 (IX86_BUILTIN_PMINSB128): Likewise.
4697 (IX86_BUILTIN_PMINSD128): Likewise.
4698 (IX86_BUILTIN_PMINUD128): Likewise.
4699 (IX86_BUILTIN_PMINUW128): Likewise.
4700 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4701 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4702 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4703 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4704 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4705 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4706 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4707 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4708 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4709 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4710 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4711 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4712 (IX86_BUILTIN_PMULDQ128): Likewise.
4713 (IX86_BUILTIN_PMULLD128): Likewise.
4714 (IX86_BUILTIN_ROUNDPD): Likewise.
4715 (IX86_BUILTIN_ROUNDPS): Likewise.
4716 (IX86_BUILTIN_ROUNDSD): Likewise.
4717 (IX86_BUILTIN_ROUNDSS): Likewise.
4718 (IX86_BUILTIN_PTESTZ): Likewise.
4719 (IX86_BUILTIN_PTESTC): Likewise.
4720 (IX86_BUILTIN_PTESTNZC): Likewise.
4721 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4722 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4723 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4724 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4725 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4727 (bdesc_sse_3arg): Likewise.
4728 (bdesc_2arg): Likewise.
4729 (bdesc_1arg): Likewise.
4730 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4732 (ix86_expand_sse_4_operands_builtin): New.
4733 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4734 smaller than 8 bits as the 2nd arg.
4735 (ix86_expand_sse_ptest): New.
4736 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4737 (ix86_expand_vector_set): Support SSE4.1.
4738 (ix86_expand_vector_extract): Likewise.
4740 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4741 __SSE4_1__ for -msse4.1.
4743 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4744 (UNSPEC_INSERTPS): Likewise.
4745 (UNSPEC_DP): Likewise.
4746 (UNSPEC_MOVNTDQA): Likewise.
4747 (UNSPEC_MPSADBW): Likewise.
4748 (UNSPEC_PHMINPOSUW): Likewise.
4749 (UNSPEC_PTEST): Likewise.
4750 (UNSPEC_ROUNDP): Likewise.
4751 (UNSPEC_ROUNDS): Likewise.
4753 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4755 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4756 (const_pow2_1_to_32768_operand): Likewise.
4758 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4761 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4763 (sse4_1_insertps): Likewise.
4764 (*sse4_1_extractps): Likewise.
4765 (sse4_1_ptest): Likewise.
4766 (sse4_1_mulv2siv2di3): Likewise.
4767 (*sse4_1_mulv4si3): Likewise.
4768 (*sse4_1_smax<mode>3): Likewise.
4769 (*sse4_1_umax<mode>3): Likewise.
4770 (*sse4_1_smin<mode>3): Likewise.
4771 (*sse4_1_umin<mode>3): Likewise.
4772 (sse4_1_eqv2di3): Likewise.
4773 (*sse4_1_pinsrb): Likewise.
4774 (*sse4_1_pinsrd): Likewise.
4775 (*sse4_1_pinsrq): Likewise.
4776 (*sse4_1_pextrb): Likewise.
4777 (*sse4_1_pextrb_memory): Likewise.
4778 (*sse4_1_pextrw_memory): Likewise.
4779 (*sse4_1_pextrq): Likewise.
4780 (sse4_1_blendpd): Likewise.
4781 (sse4_1_blendps): Likewise.
4782 (sse4_1_blendvpd): Likewise.
4783 (sse4_1_blendvps): Likewise.
4784 (sse4_1_dppd): Likewise.
4785 (sse4_1_dpps): Likewise.
4786 (sse4_1_movntdqa): Likewise.
4787 (sse4_1_mpsadbw): Likewise.
4788 (sse4_1_packusdw): Likewise.
4789 (sse4_1_pblendvb): Likewise.
4790 (sse4_1_pblendw): Likewise.
4791 (sse4_1_phminposuw): Likewise.
4792 (sse4_1_extendv8qiv8hi2): Likewise.
4793 (*sse4_1_extendv8qiv8hi2): Likewise.
4794 (sse4_1_extendv4qiv4si2): Likewise.
4795 (*sse4_1_extendv4qiv4si2): Likewise.
4796 (sse4_1_extendv2qiv2di2): Likewise.
4797 (*sse4_1_extendv2qiv2di2): Likewise.
4798 (sse4_1_extendv4hiv4si2): Likewise.
4799 (*sse4_1_extendv4hiv4si2): Likewise.
4800 (sse4_1_extendv2hiv2di2): Likewise.
4801 (*sse4_1_extendv2hiv2di2): Likewise.
4802 (sse4_1_extendv2siv2di2): Likewise.
4803 (*sse4_1_extendv2siv2di2): Likewise.
4804 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4805 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4806 (sse4_1_zero_extendv4qiv4si2): Likewise.
4807 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4808 (sse4_1_zero_extendv2qiv2di2): Likewise.
4809 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4810 (sse4_1_zero_extendv4hiv4si2): Likewise.
4811 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4812 (sse4_1_zero_extendv2hiv2di2): Likewise.
4813 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4814 (sse4_1_zero_extendv2siv2di2): Likewise.
4815 (*sse4_1_zero_extendv2siv2di2): Likewise.
4816 (sse4_1_roundpd): Likewise.
4817 (sse4_1_roundps): Likewise.
4818 (sse4_1_roundsd): Likewise.
4819 (sse4_1_roundss): Likewise.
4820 (mulv4si3): Don't expand for SSE4.1.
4821 (smax<mode>3): Likewise.
4822 (umaxv4si3): Likewise.
4823 (uminv16qi3): Likewise.
4824 (umin<mode>3): Likewise.
4825 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4827 * doc/extend.texi: Document SSE4.1 built-in functions.
4829 * doc/invoke.texi: Document -msse4.1.
4831 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4833 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4834 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4835 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4836 (ASM_SPEC): Add asm_pcrel_spec.
4837 (EXTRA_SPECS): Add asm_pcrel_spec.
4839 2007-05-21 David Daney <ddaney@avtrex.com>
4841 * doc/install.texi (Building a cross compiler): Add requirements
4842 for Java cross compiler.
4844 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4847 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4848 Add loopno argument. Use evolution_function_is_invariant_rec_p
4849 instead of evolution_function_is_constant_p.
4850 Update calls to evolution_function_is_affine_multivariate_p.
4851 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4852 Add loopno argument.
4853 * tree-scalar-evolution.c (gather_chrec_stats): Call
4854 evolution_function_is_affine_multivariate_p with a loop
4856 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4857 (analyze_overlapping_iterations): Likewise.
4858 (access_functions_are_affine_or_constant_p): Likewise.
4859 (build_classic_dist_vector_1): If the access functions
4860 are equal, don't do anything.
4862 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4863 Paolo Carlini <pcarlini@suse.de>
4864 Uros Bizjak <ubizjak@gmail.com>
4866 * c-cppbuiltin.c (c_cpp_builtins): Define
4867 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4868 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4869 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4870 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4872 2007-05-21 Mike Stump <mrs@apple.com>
4874 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4876 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4878 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4880 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4881 implementation if __OPTIMIZE__ is not defined.
4882 (_mm_alignr_pi8): Ditto.
4883 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4884 (_mm_inserti_si64): Ditto.
4885 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4886 (_mm_slli_epi16): Ditto.
4887 (_mm_slli_epi32): Ditto.
4888 (_mm_slli_epi64): Ditto.
4889 (_mm_srai_epi16): Ditto.
4890 (_mm_srai_epi32): Ditto.
4891 (_mm_srli_si128): Ditto.
4892 (_mm_slli_si128): Ditto.
4893 (_mm_srli_epi16): Ditto.
4894 (_mm_srli_epi32): Ditto.
4895 (_mm_srli_epi64): Ditto.
4896 (_mm_extract_epi16): Ditto.
4897 (_mm_insert_epi16): Ditto.
4898 (_mm_shufflehi_epi16): Ditto.
4899 (_mm_shufflelo_epi16): Ditto.
4900 (_mm_shuffle_epi32): Ditto.
4901 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4903 (_mm_insert_pi16): Ditto.
4905 (_mm_shuffle_pi16): Ditto.
4907 (_mm_shufle_ps): Ditto.
4908 (_mm_prefetch): Ditto.
4910 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4912 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4913 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4914 * real.c (encode_i370_single, decode_i370_single,
4915 encode_i370_double, decode_i370_double): Functions removed.
4916 (i370_single_format, i370_double_format): Initializations removed.
4917 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4918 Consider the log2_b field to always be one.
4919 (ieee_single_format, mips_single_format, coldfire_single_format,
4920 ieee_double_format, mips_double_format, coldfire_double_format,
4921 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4922 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4923 ibm_extended_format, mips_extended_format, ieee_quad_format,
4924 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4925 decimal_single_format, decimal_double_format, decimal_quad_format,
4926 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4927 initialization of log2_b.
4928 * real.h (i370_single_format, i370_double_format): Declarations
4930 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4931 field to always be one.
4933 2007-05-21 Andreas Schwab <schwab@suse.de>
4935 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4936 NOTE_INSN_BASIC_BLOCK_P.
4937 (process_for_unwind_directive): Likewise.
4939 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4941 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4942 * function.h (struct function): Move va_list_gpr_size,
4943 va_list_fpr_size, function_frequency to front of bitfields. Add
4945 (current_function_calls_unwind_init): New.
4946 * except.c (expand_builtin_unwind_init): Set
4947 current_function_calls_unwind_init not
4948 current_function_has_nonlocal_label.
4949 * reload1.c (has_nonexceptional_receiver): New.
4950 (reload): Use it and current_function_calls_unwind_init to
4951 determine whether call-saved regs must be saved.
4953 2007-05-20 Jan Hubicka <jh@suse.cz>
4955 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4956 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4957 * ddg.c (create_ddg): LIkewise.
4958 * final.c (final): Remove hunk moving line number notes around since
4959 they are no longer present at this stage.
4960 (final_scan_insn): Use NOTE_KIND instead of
4961 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4962 (output_asm_label): Likewise.
4963 * reorg.c (dbr_schedule): Likewise.
4964 * haifa-sched.c (unlink_other_notes): Likewise.
4965 * mode-switching.c (optimize_mode_switching): Likewise.
4966 * graph.c (start_bb): Likewise.
4967 * rtl.def (NOTE): Update description.
4968 * jump.c (squeeze_notes): Delete.
4969 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4970 NOTE_INSN_BASIC_BLOCK_P when possible.
4971 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4972 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4973 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4974 (dwarf2out_var_location): Likewise.
4975 * cfgbuild.c (make_edges): Likewise.
4976 (find_basic_blocks_1): Likewise.
4977 * function.c (reorder_blocks_1): Likewise.
4978 (epilogue_done): Likewise.
4979 (reposition_prologue_and_epilogue_notes): Likewise.
4980 * print-rtl.c (print_rtx): Likewise; drop code for printing
4982 (print_rtl): Likewise.
4983 (print_rtl_single): Likewise.
4984 * gcse.c (insert_insn_start_bb): Likewise.
4985 * alias.c (init_alias_analysis): Likewise.
4986 * calls.c (fixup_tail_calls): Likewise.
4987 * except.c (sjlj_emit_function_enter): Likewise.
4988 * emit-rtl.c (add_insn_after): Likeiwse.
4989 (emit_label_before): Likewise.
4990 (emit_label_after): Likewise.
4991 (emit_note_before, emit_note_after, emit_note): Update
4992 parameter to be enum insn_note; do not deal with source
4994 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4995 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4997 (merge_blocks_move_successor_nojumps): Simplify now when
4998 we don't have BLOCK notes.
4999 (try_optimize_cfg): Likewise.
5000 * cfglayout.c (skip_insns_after_block): Likewise.
5001 (record_effective_endpoints): Likewise.
5002 (duplicate_insn_chain): Likewise.
5003 * varasm.c (output_constant_pool_1): Likewise.
5004 * sched-deps.c (sched_analyze): Likewise.
5005 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5007 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5008 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5009 (SET_INSN_DELETED): Simplify.
5010 (NOTE_LINE_NUMBER): Exterminate.
5011 (NOTE_LINE_KIND): New.
5012 (NOTE_INSN_BASIC_BLOCK_P): Update.
5013 (enum insn_note): Simplify.
5014 (GET_NOTE_INSN_NAME) Simplify.
5015 (emit_note_before, emit_note_after, emit_note): Update prototype.
5016 (squeeze_notes): Remove.
5017 * sched-int.h (NOTE_NOT_BB_P): Update.
5018 * resource.c (mark_target_live_regs): Update.
5019 * sched-rgn.c (debug_dependencies): Update.
5020 * sched-vis.c (print_insn): Update.
5021 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5022 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5023 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5024 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5025 (split_branches): Update.
5026 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5028 (sh_adjust_unroll_max): Exterminate.
5029 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5030 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5031 (m68hc11_reorg): Likewise.
5032 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5033 (emit_predicate_relation_info): Update.
5034 (process_for_unwind_directive): Update.
5035 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5036 (output_call): Update.
5037 * config/pa/pa.c (output_lbranch): Update.
5038 (output_millicode_call): Update.
5039 (output_call): Update.
5040 (pa_combine_instructions): Update.
5041 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5042 * config/bfin/bfin.c (gen_one_bundle): Update.
5043 * cfgrtl.c (can_delete_note_p): Update.
5044 (delete_insn): Update.
5045 (rtl_merge_blocks): Update.
5046 (commit_one_edge_insertion): Update.
5047 (rtl_verify_flow_info): Update.
5048 * stmt.c (expand_case): Do not call squeeze_notes.
5050 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5057 * c.opt (Wtype-limits): New.
5058 * doc/invoke.texi (Wtype-limits): Document it.
5059 (Wextra): Enabled by -Wextra.
5060 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5061 * c-common.c (shorten_compare): Warn with Wtype-limits.
5063 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5065 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5066 inlined function, not as a macro.
5067 (_mm_alignr_pi8): Ditto.
5068 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5069 (_mm_inserti_si64): Ditto.
5070 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5071 (_mm_extract_epi16): Ditto.
5072 (_mm_insert_epi16): Ditto.
5073 (_mm_shufflehi_epi16): Ditto.
5074 (_mm_shufflelo_epi16): Ditto.
5075 (_mm_shuffle_epi32): Ditto.
5076 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5077 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5079 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5081 (_m_to_float): Use C89 compatible assignment.
5083 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5086 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5088 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5091 * doc/invoke.texi (Wreturn-type): Complete description.
5092 (Wextra): Delete item about return-type warning.
5093 * c-decl.c: Delete redundant Wextra warning.
5095 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5098 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5099 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5100 inlined function, not as a macro.
5101 (_mm_prefetch): Ditto.
5103 (_mm_insert_pi16): Ditto.
5105 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5106 (_m_pshufw): Ditto. Add const to __N argument.
5107 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5108 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5109 (_mm_slli_epi32): Ditto.
5110 (_mm_srli_si128): Implement as always inlined function, not as a
5111 macro. Add __inline to function declaration.
5112 (_mm_slli_si128): Ditto.
5114 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5116 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5117 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5119 (struct fenv): New structure.
5120 (FP_HANDLE_EXCEPTIONS): New define.
5121 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5122 (_FP_DECL_EXP): New define.
5123 (FP_INIT_ROUNDMODE): New define.
5124 (FP_ROUNDMODE): New define.
5126 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5128 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5129 (Wconversion): Update description.
5130 (Wconversion-sign): New.
5131 * c.opt (Wconversion-sign): New.
5132 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5133 means disabled for C++. Otherwise, take the status of Wconversion.
5134 * c-common.c (conversion_warning): Warn with either Wconversion or
5136 (warnings_for_convert_and_check): Conditions are already checked by
5138 (convert_and_check): Don't check warnings if the conversion failed.
5140 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5141 Anatoly Sokolov <aesok@dol.ru>
5143 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5144 avr_epilogue_uses) : Add declaration.
5145 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5146 * config/avr/constraints.md (R): New constraint.
5147 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5148 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5149 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5150 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5151 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5152 call_prologue_saves, epilogue_restores, return_from_epilogue,
5153 return_from_main_epilogue, return_from_interrupt_epilogue,
5154 return_from_naked_epilogue, prologue, epilogue): New patterns.
5155 (jump): Handle symbol reference.
5156 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5157 avr_output_function_prologue, avr_output_function_epilogue): Remove
5159 (avr_init_machine_status, expand_prologue, expand_epilogue,
5160 avr_asm_function_end_prologue, avr_epilogue_uses,
5161 avr_asm_function_begin_epilogue): New functions.
5162 (prologue_size, epilogue_size, jump_tables_size): Remove global
5164 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5165 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5166 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5167 (avr_override_options): Initialise init_machine_status.
5168 (output_movhi): Handle all stack pointer loads.
5169 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5170 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5171 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5172 (EPILOGUE_USES) Redefine.
5173 (machine_function) Declare.
5175 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5177 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5178 Use a single return statement.
5180 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5183 * builtins.c (do_mpfr_lgamma_r): New.
5184 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5185 * tree.h (CASE_FLT_FN_REENT): New.
5187 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5189 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5190 (output_die): Use 'unsigned long' with %x.
5191 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5192 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5193 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5195 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5197 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5202 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5203 true if function has no argument.
5205 2007-05-18 DJ Delorie <dj@redhat.com>
5207 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5208 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5210 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5212 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5213 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5214 count_trailing_zeros.
5215 (__i386__): Implement count_leading_zeros using __builtin_clz().
5216 Implement count_trailing_zeros usign __builtin_ctz().
5218 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5220 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5222 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5225 * expr.c (emit_move_change_mode): Change mode of push operands here.
5227 2007-05-17 Ian Lance Taylor <iant@google.com>
5229 PR tree-optimization/31953
5230 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5232 (set_value_range_to_null): Call set_value_range_to_value.
5233 (extract_range_from_comparison): Likewise.
5235 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5237 * toplev.c (print_version): Output GMP/MPFR version info.
5239 * builtins.c (CASE_MATHFN_REENT): New macro.
5240 (mathfn_built_in): Use it.
5241 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5242 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5243 BUILT_IN_LGAMMAL_R): New.
5244 * doc/extend.texi: Document new builtins.
5247 * builtins.c (do_mpfr_remquo): New.
5248 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5249 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5252 * builtins.c (fold_builtin_1): Handle y0, y1.
5253 (fold_builtin_2): Handle yn.
5256 * builtins.c (do_mpfr_bessel_n): New.
5257 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5258 (fold_builtin_2): Handle BUILT_IN_JN.
5260 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5263 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5264 TYPE_PRECISION (intmax_type_node).
5266 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5269 * reload.c (subst_reloads): Remove checking.
5271 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5273 PR rtl-optimization/31691
5274 * combine.c (simplify_set): Build a new src pattern instead of
5275 substituting its operands in the COMPARE case.
5277 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5279 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5280 (execute_vrp): Preserve loops through jump threading.
5281 * tree-ssa-threadupdate.c (thread_single_edge,
5282 dbds_continue_enumeration_p, determine_bb_domination_status,
5283 thread_through_loop_header): New functions.
5284 (create_edge_and_update_destination_phis,
5285 create_edge_and_update_destination_phis): Set loops for the new blocks.
5286 (prune_undesirable_thread_requests): Removed.
5287 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5289 (thread_block): Do not call prune_undesirable_thread_requests.
5291 (mark_threaded_blocks): Select edges to thread here.
5292 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5293 Thread edges through loop headers independently.
5294 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5295 * tree-pass.h (TODO_mark_first_instance): New.
5296 (first_pass_instance): Declare.
5297 * cfghooks.c (duplicate_block): Put the block to the original loop
5298 if copy is not specified.
5299 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5300 jump threading. Pass may_peel_loop_headers to
5301 thread_through_all_blocks according to first_pass_instance.
5302 * cfgloop.h (create_preheader): Declare.
5303 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5304 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5305 * passes.c (first_pass_instance): New variable.
5306 (next_pass_1): Set TODO_mark_first_instance.
5307 (execute_todo): Set first_pass_instance.
5309 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5311 PR tree-optimization/24659
5312 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5313 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5314 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5315 OTI_vec_pack_ufix_trunc.
5316 (vec_unpacks_float_hi_optab): Define new macro.
5317 (vec_unpacks_float_lo_optab): Ditto.
5318 (vec_unpacku_float_hi_optab): Ditto.
5319 (vec_unpacku_float_lo_optab): Ditto.
5320 (vec_pack_sfix_trunc_optab): Ditto.
5321 (vec_pack_ufix_trunc_optab): Ditto.
5322 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5323 and vec_pack_[s|u]fix_trunc_optab using
5324 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5325 * tree-vectorizer.c (supportable_widening_operation): Handle
5326 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5327 (supportable_narrowing_operation): New function.
5328 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5329 * tree-vect-transform.c (vectorizable_conversion): Handle
5330 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5331 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5332 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5333 to check for target support.
5334 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5335 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5336 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5337 for VEC_PACK_FIX_TRUNC_EXPR.
5338 (expand_binop): Special case mode of the result for
5339 vec_pack_[u|s]fix_trunc_optab.
5340 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5341 vec_pack_[u|s]fix_trunc_optab.
5343 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5344 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5345 * tree-pretty-print.c (dump_generic_node): Handle
5346 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5347 VEC_PACK_FIX_TRUNC_EXPR.
5349 * expr.c (expand_expr_real_1): Ditto.
5350 * tree-inline.c (estimate_num_insns_1): Ditto.
5351 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5353 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5354 (vec_unpacks_float_lo_v8hi): Ditto.
5355 (vec_unpacku_float_hi_v8hi): Ditto.
5356 (vec_unpacku_float_lo_v8hi): Ditto.
5357 (vec_unpacks_float_hi_v4si): Ditto.
5358 (vec_unpacks_float_lo_v4si): Ditto.
5359 (vec_pack_sfix_trunc_v2df): Ditto.
5361 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5363 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5364 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5365 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5366 [vec_pack_ufix_trunc]: Ditto.
5367 [vec_unpacks_float_hi]: Ditto.
5368 [vec_unpacks_float_lo]: Ditto.
5369 [vec_unpacku_float_hi]: Ditto.
5370 [vec_unpacku_float_lo]: Ditto.
5372 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5374 * soft-fp/README: Update for new files.
5375 * soft-fp/floattisf.c: New file.
5376 * soft-fp/floattidf.c: New file.
5377 * soft-fp/floattitf.c: New file.
5378 * soft-fp/floatuntisf.c: New file.
5379 * soft-fp/floatuntidf.c: New file.
5380 * soft-fp/floatuntitf.c: New file.
5381 * soft-fp/fixsfti.c: New file.
5382 * soft-fp/fixdfti.c: New file.
5383 * soft-fp/fixtfti.c: New file.
5384 * soft-fp/fixunssfti.c: New file.
5385 * soft-fp/fixunsdfti.c: New file.
5386 * soft-fp/fixunstfti.c: New file.
5387 * soft-fp/extendxftf.c: New file.
5388 * soft-fp/trunctfxf.c: New file.
5390 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5391 (__trunctfxf2): Ditto.
5393 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5394 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5395 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5396 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5397 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5398 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5400 * config/i386/t-fprules-softfp64: New file.
5401 * config/i386/sfp-machine.h: New file.
5402 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5403 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5404 and soft-fp/t-softfp to tmake_file.
5405 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5406 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5408 * config/i386/t-linux64 (softfp_wrap_start): New.
5409 (softfp_wrap_end): New.
5410 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5411 supported for TARGET_64BIT.
5413 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5415 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5416 c_common_unsigned_type behavior.
5418 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5420 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5423 2007-05-16 Eric Christopher <echristo@apple.com>
5425 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5426 saving after stack push. Set sp_offset whenever we push.
5427 (rs6000_emit_epilogue): Move altivec register restore before
5430 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5432 * configure.ac: Allow sysroots to be relocated under $prefix as
5433 well as $exec_prefix.
5434 * configure: Regenerate.
5436 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5440 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5442 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5443 (gcc_tooldir): Likewise.
5444 * configure: Regenerate.
5445 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5446 old configure.ac gcc_tooldir setting.
5447 (prefix_to_exec_prefix): New variable.
5448 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5449 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5451 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5453 * c-typeck.c (build_binary_op): Return early for error.
5455 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5457 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5458 struct nb_iter_bound.
5459 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5460 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5461 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5462 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5463 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5464 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5465 (del_scev_info): Use ggc_free.
5466 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5467 * loop-init.c: Include ggc.h.
5468 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5469 (loop_optimizer_finalize): Use ggc_free.
5470 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5471 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5472 pass_iv_optimize): Add TODO_ggc_collect.
5473 * function.h (struct function): Remove skip marker from
5475 * cfgloop.c: Include ggc.h.
5476 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5478 (establish_preds): Vector superloops is gc allocated.
5479 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5481 (flow_loops_find): Vector larray is gc allocated.
5482 (loop_exit_free): Use ggc_free.
5483 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5484 that head of exits list is now not a part of struct loop.
5485 (record_loop_exits): Allocate exits table in gc memory.
5486 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5487 that head of exits list is now not a part of struct loop.
5488 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5489 struct loop_exit): Add GTY marker.
5490 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5491 Add skip marker to aux field. Make head of exits list a separate
5493 (struct loops): Add GTY marker. Make larray vector gc allocated.
5494 Add param marker to exits table.
5495 (get_loops): Type changed.
5496 * Makefile.in (tree-scalar-evolution.o): Add
5497 gt-tree-scalar-evolution.h dependency.
5498 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5499 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5500 * basic-block.h (struct basic_block_def): Remove skip marker from
5503 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5505 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5506 of 0 in the call to expand_expr().
5507 (expand_builtin_mathfn_3): Ditto.
5508 (expand_builtin_interclass_mathfn): Ditto.
5509 (expand_builtin_cexpi): Ditto.
5510 (expand_builtin_int_roundingfn): Ditto.
5511 (expand_builtin_int_roundingfn_2): Ditto.
5512 (expand_builtin_pow): Ditto.
5513 (expand_builtin_powi): Ditto.
5514 (expand_builtin_bswap): Ditto.
5515 (expand_builtin_unop): Ditto.
5516 (expand_builtin_fabs): Ditto.
5517 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5518 the call to expand_expr().
5519 (expand_builtin_sync_operation): Ditto.
5520 (expand_builtin_compare_and_swap): Ditto.
5521 (expand_builtin_lock_test_and_set): Ditto.
5522 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5523 instead of 0 in the call to expand_expr().
5524 (expand_builtin_extract_return_addr): Ditto.
5525 (expand_builtin_eh_return): Ditto.
5526 (expand_eh_return): Ditto.
5527 * explow.c (expr_size): Ditto.
5528 * expr.c (optimize_bitfield_assignment_op): Ditto.
5529 (expand_assignement): Ditto.
5530 (store_expr): Ditto.
5531 (store_field): Ditto.
5532 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5533 the call to expand_expr().
5534 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5535 in the call to expand_expr().
5536 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5537 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5538 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5540 * optabs.c (expand_vec_shift_expr): Ditto.
5541 (expand_vec_cond_expr): Ditto.
5542 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5543 call to expand_expr().
5544 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5545 in the call to expand_expr().
5547 2007-05-14 Dave Korn <dave.korn@artimi.com>
5549 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5551 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5553 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5554 instead of c_common_unsigned_type.
5555 (c_common_unsigned_type): Remove.
5556 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5557 c_common_unsigned_type.
5558 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5559 c_common_unsigned_type.
5560 * c-common.h (c_common_unsigned_type): Remove.
5561 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5562 c_common_unsigned_type.
5563 * c-format.c (check_format_types): Use unsigned_type_for instead of
5564 c_common_unsigned_type.
5565 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5566 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5567 of c_common_unsigned_type.
5568 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5569 lang_hooks.types.unsigned_type.
5570 * expmed.c (make_tree): Use unsigned_type_for instead of
5571 lang_hooks.types.unsigned_type.
5572 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5573 lang_hooks.types.unsigned_type.
5574 (build_range_check): Likewise.
5575 (fold_unary): Likewise.
5576 (fold_binary): Likewise.
5577 (fold_ternary): Likewise.
5578 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5579 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5580 * tree.c (get_unsigned_type): New.
5581 (unsigned_type_for): Use get_unsigned_type instead of
5582 lang_hooks.types.unsigned_type.
5584 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5586 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5587 to m68k_get_function_kind. Update its prototype.
5588 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5590 (m68k_interrupt_function_p): Return enum m68k_function_type
5591 instead of bool. Rename to m68k_get_function_kind.
5592 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5594 (m68k_compute_frame_layout): Don't mark any register for save
5595 if an interrupt_thread attribute is specified.
5596 (m68k_hard_regno_rename_ok): Update a use of
5597 m68k_interrupt_function_p.
5598 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5599 m68k_interrupt_function_p.
5600 (m68k_function_type): New.
5601 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5602 for a function with an interrupt_thread attribute.
5603 * doc/extend.texi: Document the interrupt_thread attribute.
5605 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5607 Fix PR tree-optimization/31911
5608 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5609 if they didn't change the expression.
5611 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5613 * tree-scalar-evolution.c (resolve_mixers): Exported.
5614 * tree-scalar-evolution.h (resolve_mixers): Declare.
5615 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5616 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5617 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5618 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5619 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5620 strip_conversion, analyze_offset_expr, address_analysis,
5621 object_analysis, analyze_offset): Removed.
5622 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5623 split_constant_offset, canonicalize_base_object_address,
5624 object_address_invariant_in_loop_p, disjoint_objects_p,
5625 dr_may_alias_p, dr_address_invariant_p): New functions.
5626 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5627 and dr_analyze_alias.
5628 (initialize_data_dependence_relation): Use dr_may_alias_p
5629 and object_address_invariant_in_loop_p.
5630 (compute_self_dependence): Handle the case when
5631 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5632 (find_data_references_in_stmt): Restrict the analysis of data
5633 references to the given loop nest.
5634 (find_data_references_in_loop): Made static. Pass loop nest to
5635 find_data_references_in_stmt.
5636 (compute_data_dependences_for_loop): Use DR_VOPS.
5637 (free_data_ref): Free DR_VOPS.
5638 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5639 (struct innermost_loop_behavior): ... new.
5640 (struct base_object_info): Replaced by ...
5641 (struct indices): ... new.
5642 (struct dr_alias): New.
5643 (enum data_ref_type): Removed.
5644 (struct data_reference): Consist of struct innermost_loop_behavior,
5645 struct indices and struct dr_alias.
5646 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5647 (DR_MEMTAG): Renamed to ...
5648 (DR_SYMBOL_TAG): ... this.
5649 (find_data_references_in_loop): Declaration removed.
5650 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5651 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5652 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5653 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5655 2007-05-13 Revital Eres <eres@il.ibm.com>
5657 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5658 which walks virtual def-use chains to find redundant stores.
5659 (dse_optimize_stmt): Call it.
5661 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5663 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5664 * passes.c (init_optimization_passes): Move pass_jump_bypass
5667 * basic-block.h (bb_has_eh_pred): Fix style issue.
5669 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5671 PR rtl-optimization/31848
5672 * loop-invariant.c (move_invariant_reg): If we move an insn
5673 with a REG_EQUAL note, and that insn is not always executed,
5674 remove the REG_EQUAL note.
5676 2007-05-12 Richard Guenther <rguenther@suse.de>
5678 PR tree-optimization/31797
5679 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5680 propagate into a stmt that has volatile ops.
5682 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5684 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5685 (gcc_tooldir): Likewise.
5686 * configure: Regenerate.
5687 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5688 old configure.ac gcc_tooldir setting.
5689 (prefix_to_exec_prefix): New variable.
5690 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5691 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5693 2007-05-11 Silvius Rus <rus@google.com>
5695 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5696 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5697 * c-common.h (strict_aliasing_warning): Change return type.
5698 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5699 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5700 (build_c_cast): Condition call to strict_aliasing_warning.
5701 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5702 * flags.h (set_Wstrict_aliasing): Declare.
5703 * opts.c (set_Wstrict_alising): Define, add call to.
5704 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5705 * tree-ssa-alias-warnings.c: New file.
5706 * tree-ssa-alias.c (compute_may_aliases): Add call to
5707 strict_aliasing_warning_backend.
5709 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5711 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5712 Use loop_depth and loop_outer accessor functions.
5713 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5714 determine_invariantness_stmt, move_computations_stmt): Ditto.
5715 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5716 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5717 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5718 * tree-scalar-evolution.c (interpret_loop_phi,
5719 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5720 instantiate_parameters_1, scev_const_prop): Ditto.
5721 * cfghooks.c (make_forwarder_block): Ditto.
5722 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5723 * modulo-sched.c (loop_canon_p): Ditto.
5724 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5725 slpeel_can_duplicate_loop_p): Ditto.
5726 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5727 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5728 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5729 cancel_loop, verify_loop_structure): Ditto.
5730 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5731 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5732 superloops vector instead of "pred" array.
5733 (establish_preds): Take father loop as an argument. Initialize the
5735 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5736 Do not initialize loop->outer.
5737 (flow_loop_tree_node_remove): Truncate the superloops vector.
5738 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5739 "pred" merged to "superloops" vector.
5740 (loop_depth, loop_outer): New.
5741 (fel_init): Use loop_outer.
5743 2007-05-11 Jan Hubicka <jh@suse.cz>
5745 * cgraphunit.c: Include gt-cgraphunit.h
5746 (static_ctors, static_dtors): New static vars.
5747 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5748 based on implementation in c-common.c
5749 (cgraph_finalize_function): Call record_cdtor_fn.
5750 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5751 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5752 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5753 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5754 build_cdtor, c_build_cdtor_fns): Remove.
5755 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5756 c_build_cdtor_fns): Remove prototype.
5758 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5761 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5762 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5763 * builtins.c (fold_builtin_memchr): New.
5764 (expand_builtin_memchr): Call the latter.
5765 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5766 * doc/extend.texi ([Other built-in functions provided by GCC]):
5769 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5771 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5772 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5773 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5774 PFPO_OP1_TYPE_SHIFT): Constants added.
5775 (DFP_ALL): Mode macro defined.
5776 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5777 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5778 Insn definitions added.
5779 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5780 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5783 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5785 PR tree-optimization/31885
5786 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5787 NULL_TREE to be undetermined.
5788 (automatically_generated_chrec_p): Return false for NULL.
5790 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5792 * config/bfin/bfin.h (MOVE_RATIO): Define.
5794 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5796 * config.gcc (sparc-wrs-vxworks): New target.
5797 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5798 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5799 * config/sparc/sparc.h: Include vxworks-dummy.h.
5800 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5801 include LABEL_REFs too.
5802 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5803 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5805 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5807 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5808 (sparc_emit_call_insn): New function.
5809 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5810 functions when generating VxWorks PIC.
5811 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5812 (call, call_value): Use sparc_emit_call_insn instead of
5815 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5817 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5819 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5821 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5822 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5823 split_double instead of operand_subword.
5825 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5827 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5828 * config/bfin/bfin.c (bfin_local_alignment): New function.
5829 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5831 2007-05-08 Chao-ying Fu <fu@mips.com>
5833 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5834 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5835 (smsub_widen_optab, umsub_widen_optab): Define.
5836 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5838 * genopinit.c (optabs): Fill in smsub_widen_optab and
5840 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5841 and umsub_widen_optab to implement multiply-subtract sequences.
5842 * config/mips/mips.md (*msac<u>_di): Rename to...
5843 (<u>msubsidi4): ...this. Extend condition to include
5844 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5845 of operand 0 to "ka" and use the three-operand form of msub<u>
5847 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5850 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5852 PR rtl-optimization/28011
5853 * reload.c (push_reload): Set dont_share if IN appears in OUT
5854 also when IN is a PLUS rtx.
5855 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5858 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5860 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5861 call unshare_all_decls.
5862 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5863 (unshare_all_decls): Remove.
5865 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5868 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5871 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5872 Nigel Stephens <nigel@mips.com>
5874 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5875 Update comments and all uses.
5876 (MIN_FPRS_PER_FMT): Define.
5877 * config/mips/mips.c (function_arg): Fix to correctly handle
5878 the -mips32r2 -mfp64 -mabi=32 case.
5879 (override_options): Enable use of odd-numbered registers for
5880 SFmode values on MIPS32.
5881 (mips_save_reg_p): Save whole floating-point register pair if
5882 either half is used.
5883 (compute_frame_size): Fix comment.
5885 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5887 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5888 argument of type bool.
5889 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5890 argument. Safely select temporary P register according to it.
5891 (do_link): Change call site of add_to_reg accordingly.
5892 (do_unlink): Add epilogue_p as a fourth argument and pass it
5894 (expand_interrupt_handler_epilogue): Change call of do_unlink
5896 (bfin_expand_prologue): Add a third argument sibcall_p.
5897 * config/bfin/bfin.md (epilogue): Change call of
5898 bfin_expand_epilogue accordingly.
5899 (sibcall_epilogue): Likewise.
5900 (eh_return_internal): Likewise.
5902 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5903 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5904 * config/bfin/bfin.c (bfin_handle_option): Handle
5905 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5906 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5907 Support bf534, bf536 and bf561.
5908 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5910 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5913 * config/i386/i386.c (ix86_function_regparm): Process local
5914 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5916 2007-05-07 Mike Stump <mrs@apple.com>
5918 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5919 also checks for and while statements in C++.
5921 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5923 * gcc.c (at_file_supplied): New variable.
5924 (main): Set it if we expanded argv.
5925 (do_spec_1): Pass an @-file to the linker if we were called with
5926 an @-file argument and HAVE_GNU_LD.
5927 * collect2.c (at_file_supplied): New variable.
5928 (response_file): New variable.
5929 (collect_exit): Unlink response_file if necessary.
5930 (handler): Likewise.
5931 (do_wait): Likewise.
5932 (main): Set at_file_supplied if we expanded argv.
5933 (collect_execute): Pass an @-file to subprocesses if we were called
5934 with an @-file argument.
5935 * configure.ac: Add define for HAVE_GNU_LD.
5936 * configure: Regenerate.
5937 * config.in: Regenerate.
5939 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5941 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5947 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5949 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5950 (TARGET_ENCODE_SECTION_INFO): Re-define.
5951 (m32c_encode_section_info): New
5952 (function_vector_handler): New
5953 (current_function_special_page_vector): New
5954 (m32c_special_page_vector_p): New.
5955 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5957 * config/m32c/jump.md: Added instruction JSRS for functions
5958 with attribute "function_vector".
5959 * doc/extend.texi (function_vector): Added description
5960 for M16C, M32C targets.
5962 2007-05-07 DJ Delorie <dj@redhat.com>
5965 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5966 ashrpsi3, lshrpsi3): Update shift count constraint.
5968 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5969 Nathan Froyd <froydnj@codesourcery.com>
5972 * c-incpath.c (add_path): Strip trailing path separators.
5974 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5976 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5977 Free dominance info before purging EH edges.
5978 (eliminate_degenerate_phis): Likewise.
5979 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5981 2007-05-07 Jan Hubicka <jh@suse.cz>
5983 * gimplify.c (gimplify_expr): Do not crash when folding
5984 (void *)(int)&a + 4.
5986 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5989 * c-opts.c (lang_fortran): Make it non static.
5990 * c-common.h (lang_fortran): New prototype.
5991 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5992 -lang-fortran option was passed by the driver.
5994 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5996 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5997 of ASSERT_CHECKING. Tweak message.
5999 2007-05-06 Revital Eres <eres@il.ibm.com>
6002 * loop-unroll.c (insert_var_expansion_initialization):
6003 Initialize the expansions with -zero instead of +zero.
6005 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6007 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6008 into pic and non-pic versions. Mark r19 as used for
6009 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6010 for tgd_load, tld_load and tie_load .
6011 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6012 version of tgd_load, tld_load and tie_load depending on the
6015 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6016 Jakub Jelinek <jakub@redhat.com>
6018 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6019 (__do_global_dtors_aux): Use more paranoid loop to run
6020 destructors if HIDDEN_DTOR_LIST_END.
6021 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6023 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6025 * varasm.c (align_variable): Don't increase alignment for
6026 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6027 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6029 2007-05-04 Josh Conner <jconner@apple.com>
6031 * basic-block.h (cdi_direction): Assign values to all enumeration
6033 (dom_computed): Remove.
6034 (dom_info_state): New.
6035 (set_dom_info_availability): New.
6036 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6037 walk_data.dom_direction.
6038 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6039 instead of dom_computed[].
6040 (split_edge): Likewise.
6041 (create_basic_block): Likewise.
6042 (merge_blocks): Likewise.
6043 * ifcvt.c (find_if_header): Likewise.
6044 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6045 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6046 * tree-ssa.c (verify_ssa): Likewise.
6047 * tree-cfg.c (tree_verify_flow_info): Likewise.
6048 (remove_edge_and_dominated_blocks): Likewise.
6049 * dominance.c (dom_computed): Make static.
6050 (calc_dfs_tree_nonrec): Change third param to a bool.
6051 (calc_dfs_tree): Change second param to a bool.
6052 (calc_idioms): Change second param to a bool. Use
6053 dom_convert_dir_to_idx.
6054 (init_dom_info): Validate dir before using.
6055 (dom_convert_dir_to_idx): New.
6056 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6057 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6058 (free_dominance_info): Use dom_convert_dir_to_idx.
6059 (get_immediate_dominator): Likewise.
6060 (set_immediate_dominator): Likewise.
6061 (get_dominated_by): Likewise.
6062 (redirect_immediate_dominators): Likewise.
6063 (nearest_common_denominator): Likewise.
6064 (dominated_by_p): Likewise.
6065 (bb_dom_dfs_in): Likewise.
6066 (bb_dom_dfs_out): Likewise.
6067 (recount_dominator): Likewise.
6068 (iterate_fix_dominators): Likewise.
6069 (add_to_dominance_info): Likewise.
6070 (delete_from_dominance_info): Likewise.
6071 (first_dom_son): Likewise.
6072 (next_dom_son): Likewise.
6073 (dom_info_available_p): Likewise.
6074 (dom_info_state): New.
6075 (set_dom_info_availability): New.
6077 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6079 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6081 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6083 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6085 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6086 (subdi3, subdi_carry): Delete.
6088 2007-05-04 Jan Hubicka <jh@suse.cz>
6089 Richard Guenther <rguenther@suse.de>
6091 * opts.c (decode_options): Do not fiddle with inlining
6092 parameters in case of optimizing for size.
6093 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6094 for size do nothing.
6095 (cgraph_decide_inlining_of_small_function): When optimizing for
6096 size never inline functions increasing caller size.
6097 (cgraph_early_inlining): Inline for size when optimizing for size.
6099 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6101 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6102 logical operations piecewise.
6103 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6104 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6105 subdi_sesidi_di): Delete.
6106 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6107 the generated sequence. Allow three-reg add in constraints. Rewrite
6108 the rtl expression for carry to avoid zero_extend of a constant.
6109 (sub_with_carry): New pattern.
6110 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6111 different sequence not involving jumps.
6112 (notbi): Now a named pattern.
6114 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6116 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6117 Add the note about a significant loss of accuracy of some
6118 mathematical routines when these options are used.
6120 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6122 * haifa-sched.c (rtx_vec_t): New typedef.
6123 (contributes_to_priority_p): Extract piece of priority () into new
6125 (priority): Use the function. Add assertion.
6126 (rank_for_schedule, set_priorities): Add assertion to check that
6127 insn's priority is initialized.
6128 (clear_priorities, calc_priorities): Change signature. Make it update
6129 all relevant insns. Update all callers ('add_to_speculative_block ()'
6130 and 'create_block_check_twin ()').
6131 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6132 Add new field 'priority_status'.
6133 (INSN_PRIORITY_STATUS): New macro.
6134 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6136 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6138 * sched-ebb.c (debug_ebb_dependencies): New static function.
6139 (init_ready_list): Use it.
6141 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6142 with changed signature and 'debug_rgn_dependencies ()'.
6143 (debug_rgn_dependencies): New static function.
6144 (init_ready_list): Use it.
6146 * sched-int.h (debug_dependencies): Declare.
6148 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6150 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6152 2007-05-04 Dirk Mueller <dmueller@suse.de>
6154 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6156 2007-05-03 Jan Hubicka <jh@suse.cz>
6158 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6159 ((T1)X op (T1)Y), for pointer type in more cases than before.
6161 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6163 * tree-object-size.c (plus_expr_object_size): When operand size is
6164 unknown, return unknown.
6166 2007-05-03 Dirk Mueller <dmueller@suse.de>
6168 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6170 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6173 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6175 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6177 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6179 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6181 * config/soft-fp/double.h, config/soft-fp/extended.h,
6182 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6183 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6184 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6185 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6188 2007-05-03 Ian Lance Taylor <iant@google.com>
6190 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6191 MASK_PPC_GFXOPT for 8540 or 8548.
6193 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6195 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6196 vect_print_dump_info() to output debug information.
6198 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6201 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6202 operands of size 2 when operand is not MEM_P.
6204 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6206 PR tree-optimization/30565
6207 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6209 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6211 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6212 (umulsi3_highpart): Use them.
6213 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6214 for final accumulator to D regisster tranfser.
6216 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6218 PR tree-optimization/31699
6219 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6221 (vect_enhance_data_refs_alignment): Compute peel amount using
6222 TYPE_VECTOR_SUBPARTS instead of vf.
6223 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6225 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6228 * system.h: Remove inclusion of double-int.h
6229 * tree.h: Include double-int.h
6230 * gengtype.c: Likewise
6231 * cfgloop.h: Likewise
6232 * Makefile.in: Adjust dependencies on double-int.h
6234 2007-05-02 Eric Christopher <echristo@apple.com>
6236 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6237 -shared to -Zdynamiclib.
6239 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6242 * c-common.c (strip_pointer_or_array_types): New function.
6243 * c-common.h (strip_pointer_or_array_types): New function declaration.
6245 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6247 PR tree-optimization/31771
6248 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6250 2007-05-02 Paul Brook <paul@codesourcery.com>
6252 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6254 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6257 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6260 2007-05-02 Nick Clifton <nickc@redhat.com>
6262 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6264 2007-05-02 Richard Guenther <rguenther@suse.de>
6266 PR tree-optimization/31146
6267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6268 argument, single_use_p. If we have a single use that is
6269 a conversion to the definition rhs type, propagate that rhs.
6270 (forward_propagate_addr_expr): Pass single_use_p argument
6271 to forward_propagate_addr_expr_1.
6273 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6275 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6278 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6280 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6281 'AMD Family 10 core'.
6283 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6285 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6286 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6287 with SSE3 instruction set support.
6288 * doc/invoke.texi: Likewise.
6290 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6292 * config/i386/i386.c (override_options): Tuning 32-byte loop
6293 alignment for amdfam10 architecture. Increasing the max loop
6294 alignment to 24 bytes.
6296 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6298 * config/m68k/constraints.md: New.
6299 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6300 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6301 EXTRA_CONSTRAINT): Remove.
6302 * config/m68k/m68k.md: Include constraints.md.
6303 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6305 2007-05-01 Ian Lance Taylor <iant@google.com>
6307 PR tree-optimization/31739
6308 * tree-vrp.c (vrp_val_is_max): New static function.
6309 (vrp_val_is_min): New static function.
6310 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6312 (set_value_range): Use vrp_val_is_{max,min}.
6313 (extract_range_from_assert): Likewise.
6314 (extract_range_from_binary_expr): Likewise.
6315 (extract_range_from_unary_expr): Likewise.
6316 (dump_value_range, vrp_meet): Likewise.
6317 (vrp_visit_phi_node): Likewise.
6318 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6320 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6322 * config/i386/gmon-sol2.c (size_t): New type.
6323 (intptr_t): Likewise.
6324 (s_textsize): Declare as size_t.
6326 (monstartup): Use size_t for sizes.
6327 (_mcount): Save and restore registers.
6328 (internal_mcount): Pass 0 as the first argument to monstartup
6330 (moncontrol): Convert pointer to appropriately sized integer
6331 before passing to profil.
6333 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6335 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6336 __NO_FPRS__, not just if _SOFT_DOUBLE.
6337 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6338 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6339 also for E500 double.
6340 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6341 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6344 2007-05-01 Richard Guenther <rguenther@suse.de>
6346 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6349 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6351 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6353 2007-05-01 Jan Hubicka <jh@suse.cz>
6355 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6358 2007-05-01 Jan Hubicka <jh@suse.cz>
6360 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6361 (maybe_fold_offset_to_reference): Declare.
6362 * fold-const.c (fold_unary): Do not fold
6363 (type *)&A into &A->field_of_type_and_offset_0
6364 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6365 size is unknown, give up.
6366 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6368 (maybe_fold_offset_to_reference): New.
6369 (maybe_fold_stmt_indirect): Use it.
6370 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6371 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6373 (gimplify_expr): Likewise for plus_expr.
6375 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6377 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6378 bsi_after_labels. Always insert statements before bsi.
6379 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6380 * predict.c (apply_return_prediction): Check for empty blocks.
6381 * cfgexpand.c (lab_rtx_for_bb): New variable.
6382 (label_rtx_for_bb): Do not create new tree labels.
6383 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6384 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6385 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6387 (label_for_bb): Add field used.
6388 (update_eh_label, main_block_label): Mark the label used.
6389 (cleanup_dead_labels): Remove unused labels.
6391 2007-05-01 Richard Guenther <rguenther@suse.de>
6393 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6394 if it is not about to be set.
6395 (get_value_range): Do not pre-allocate equiv bitmap.
6396 (update_value_range): No need to clear equiv field.
6397 (add_equivalence): Change prototype to get bitmap pointer.
6398 Allocate bitmap here if it is not already.
6399 (extract_range_from_assert): Do not allocate bitmap here.
6400 Update callers to add_equivalence.
6401 (extract_range_from_ssa_name): Likewise.
6402 (get_vr_for_comparison): New static helper.
6403 (compare_name_with_value): Handle NULL equiv bitmap by
6404 peeling the first iteration of the comparison loop.
6405 Use get_vr_for_comparison.
6406 (compare_names): Handle NULL equiv bitmaps by using fake
6407 ones. Use get_vr_for_comparison.
6409 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6411 * double-int.c (mpz_set_double_int): Moved from
6412 tree-ssa-loop-niter.c.
6413 (mpz_get_double_int): Likewise; also, add option to wrap
6414 out-of-range integers.
6415 * double-int.h: New prototypes for above.
6416 * tree.c (get_static_type_bounds): Moved from
6417 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6418 TYPE_MAX_VALUE if they exist..
6419 * tree.h: New prototype for above.
6420 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6421 get_type_bounds calls.
6422 (mpz_set_double_int): Move to double-int.c.
6423 (get_type_bounds): Move to tree.c, rename to
6424 get_static_type_bounds.
6425 (mpz_to_double_int): Move to double-int.c, rename to
6428 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6430 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6431 DIV0 exception can fall through to a normal return.
6433 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6437 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6438 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6439 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6440 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6441 initialize align to silence bogus warning.
6442 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6443 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6445 (struct sra_walk_fns): Remove use_all parameter from use.
6446 (sra_hash_tree): Handle BIT_FIELD_REFs.
6447 (sra_elt_hash): Don't hash bitfld blocks.
6448 (sra_elt_eq): Skip them in parent compares as well. Handle
6450 (sra_walk_expr): Don't maintain or pass down use_all_p.
6451 (scan_use): Remove use_all parameter.
6452 (scalarize_use): Likewise. Re-expand assignment to
6453 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6454 output, and re-scalarize after output. Don't mark anything
6456 (scalarize_ldst): Adjust.
6457 (scalarize_walk_gimple_modify_statement): Likewise.
6458 (build_element_name_1): Handle BIT_FIELD_REFs.
6459 (instantiate_element): Don't warn for any element whose parent
6461 (instantiate_missing_elements_1): Return the sra_elt.
6462 (canon_type_for_field): New.
6463 (try_instantiate_multiple_fields): New.
6464 (instantiate_missing_elemnts): Use them.
6465 (mark_no_warning): Removed.
6466 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6467 (REPLDUP, sra_build_elt_assignment): New.
6468 (generate_copy_inout): Use them.
6469 (generate_element_copy): Likewise. Handle bitfld differences.
6470 (generate_element_zero): Don't recurse for blocks. Use
6471 sra_build_elt_assignment.
6472 (generate_one_element_int): Take elt instead of var. Use
6473 sra_build_elt_assignment.
6474 (generate_element_init_1): Adjust.
6475 (scalarize_use, scalarize_copy): Use REPLDUP.
6476 (scalarize_ldst): Move assert before dereference.
6477 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6479 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6482 * tree.c (reconstruct_complex_type): Reconstruct a reference
6484 Also use the same mode for the pointer as the old pointer type.
6486 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6488 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6491 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6493 PR rtl-optimization/31676
6494 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6495 (df_refs_record): Call it.
6497 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6499 * rtl.def (SS_ABS): New code.
6500 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6501 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6502 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6503 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6504 (bfin_init_builtins): Define them.
6505 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6506 (bfin_expand_builtin): ... and handle the others here.
6507 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6508 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6509 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6510 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6511 operand is only HImode.
6513 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6515 * regclass.c (scan_one_insn): Remove splitting of
6518 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6519 Nigel Stephens <nigel@mips.com>
6521 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6523 2007-04-28 Jan Hubicka <jh@suse.cz>
6525 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6526 insn_locators_alloc instead of insn_locators_initialize;
6527 call reset_block_changes.
6528 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6529 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6530 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6531 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6532 * config/score/score.c (th_output_mi_thunk): Likewise.
6533 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6534 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6535 tolerate uninitialized locator info.
6538 * function.c (init_function_start): Don't init line number info.
6539 (expand_function_end): Update.
6540 (reset_block_changes, record_block_change, finalize_block_changes,
6541 check_block_change, free_block_changes): Kill.
6542 * function.h (reset_block_changes, record_block_change,
6543 finalize_block_changes, check_block_change, free_block_changes):
6545 (struct function): Remove ib_boundaries_block.
6546 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6547 Use curr_insn_locator to initialize locator.
6548 (emit_line_note): Remove.
6549 * cfgexpand.c (expand_gimple_cond_expr): Update.
6550 (construct_exit_block): Likewise.
6551 (tree_expand_cfg): Initialize/finalize locators.
6552 * expr.c (expand_expr_real): Update.
6553 * cfglayout.c (line_locators_locs, line_locators_lines,
6554 file_locators_locs, file_locators_files): Remove.
6555 (set_block_levels): Move to cfgexpand.c.
6556 (insn_locators_initialize): Remove.
6557 (pass_insn_locators_initialize): Remove.
6558 (locations_locators_locs, locations_locators_vals): New static vars.
6559 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6561 (insn_locators_alloc, insn_locators_finalize,
6562 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6564 (locator_location): New.
6565 (locator_line, locator_file): Rewrite.
6566 * rtl.h (emit_line_note): Kill.
6567 (insn_locators_alloc, insn_locators_finalize,
6568 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6570 * tree-inline.c (initialize_cfun): Do not initialize
6571 ib_boundaries_block.
6572 * passes.c (pass_insn_locators_initialize): Remove.
6574 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6576 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6577 info. Update last_basic_block correctly.
6579 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6582 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6583 register itself to hold the offset constant. Tell flow the use
6584 of r4 and r5 when they are used.
6586 2007-04-27 Richard Guenther <rguenther@suse.de>
6588 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6589 if we simplified anything.
6590 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6591 warnings until we did a simplification and the stmt was not
6592 marked as TREE_NO_WARNING.
6594 2007-04-27 Mike Stump <mrs@apple.com>
6596 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6598 2007-04-27 Ian Lance Taylor <iant@google.com>
6601 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6602 TYPE_MAX_VALUE exist, convert them to the new type.
6604 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6606 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6607 if it claims to be available.
6608 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6610 (perform_tree_ssa_dce): Always free postdominators.
6612 2007-04-27 Richard Henderson <rth@redhat.com>
6614 * config/alpha/predicates.md (aligned_memory_operand): Mark
6615 as define_special_predicate.
6616 (unaligned_memory_operand, normal_memory_operand): Likewise.
6617 (reg_or_unaligned_mem_operand): Remove.
6618 (any_memory_operand): Match the documentation and check for
6619 non-renumbered pseudos during reload.
6620 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6621 alpha_secondary_reload_class, update to new interface, make static.
6622 Handle CQImode like HImode. Remove FP subreg check.
6623 (alpha_expand_mov): Use replace_equiv_address.
6624 (alpha_expand_mov_nobwx): Use any_memory_operand.
6625 (TARGET_SECONDARY_RELOAD): New.
6626 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6627 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6628 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6629 * config/alpha/alpha.md: ... here.
6630 (RELOAD12, reloadmode): New.
6632 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6633 Don't handle the aligned case here.
6634 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6635 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6636 reload_inhi_help. Don't expect a scratch register.
6637 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6639 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6641 2007-04-27 Richard Guenther <rguenther@suse.de>
6643 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6645 2007-04-27 Richard Guenther <rguenther@suse.de>
6647 PR tree-optimization/30965
6648 PR tree-optimization/30978
6649 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6650 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6651 (find_equivalent_equality_comparison): Likewise.
6652 (simplify_cond): Likewise.
6653 (get_prop_source_stmt): New helper.
6654 (get_prop_dest_stmt): Likewise.
6655 (can_propagate_from): Likewise.
6656 (remove_prop_source_from_use): Likewise.
6657 (combine_cond_expr_cond): Likewise.
6658 (forward_propagate_comparison): New function.
6659 (forward_propagate_into_cond): Rewrite to use fold for
6661 (tree_ssa_forward_propagate_single_use_vars): Call
6662 forward_propagate_comparison to propagate comparisons.
6664 2007-04-27 Richard Guenther <rguenther@suse.de>
6666 PR tree-optimization/31715
6667 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6668 sure to do computation on the offset in an appropriate
6671 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6673 * reload.h (elimination_target_reg_p): Declare.
6674 * reload.c (find_reloads): Don't apply the reg_rtx move
6675 optimization if the SET_DEST satisfies elimination_target_reg_p.
6676 * reload1.c (elimination_target_reg_p): New function.
6677 (gen_reload): In the move/add2 fallback, make sure that op0
6678 does not overlap the destination register.
6680 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6682 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6683 transform only GIMPLE_MODIFY_STMTs.
6684 * tree-complex.c (expand_complex_operations_1): Ditto.
6685 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6686 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6687 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6689 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6690 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6691 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6692 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6693 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6694 slpeel_add_loop_guard): Ditto.
6695 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6696 * lambda-code.c (perfect_nestify): Ditto.
6697 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6698 before the first statement.
6699 * tree-optimize.c (execute_free_datastructures): Fix comments.
6700 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6701 * tree-flow.h (disband_implicit_edges): Declaration removed.
6702 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6704 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6705 COND_EXPRs without gotos.
6706 (disband_implicit_edges, has_label_p): Removed.
6707 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6708 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6710 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6712 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6713 also for COND_EXPRs.
6714 * cfgexpand.c (label_rtx_for_bb): New function.
6715 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6716 Use label_rtx_for_bb to find the labels.
6717 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6718 last block. Detect fallthru edges.
6720 2007-04-26 Ian Lance Taylor <iant@google.com>
6723 * reload.c (find_reloads_subreg_address): If the address was valid
6724 in the original mode but not in the new mode, reload the whole
6727 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6729 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6730 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6731 (cleanup_control_expr_graph): Do not invalidate dominance info.
6732 Record altered blocks.
6733 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6734 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6735 cleanup_tree_cfg_bb): New functions.
6736 (remove_forwarder_block): Do not maintain the worklist of blocks.
6737 Record altered blocks.
6738 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6740 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6741 delete_unreachable_blocks if dominators are not available.
6742 * tree-inline.c (optimize_inline_calls): Free dominance information
6744 * tree-flow.h (remove_edge_and_dominated_blocks,
6745 cfgcleanup_altered_bbs): Altered.
6746 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6748 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6750 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6751 do not invalidate dominators.
6753 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6755 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6756 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6757 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6758 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6760 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6762 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6764 2007-04-26 Richard Guenther <rguenther@suse.de>
6766 PR tree-optimization/31703
6767 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6768 the right type for the target of the bittest.
6770 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6772 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6773 ix86_sol10_return_in_memory.
6775 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6777 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6780 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6783 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6785 PR tree-optimization/30558
6786 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6787 clear this_state.prev_try.
6789 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6790 Mark Mitchell <mark@codesourcery.com>
6792 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6793 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6794 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6796 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6799 * doc/invoke.texi (%:print-asm-header): Document.
6800 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6802 (static_spec_functions): Add print-asm-header.
6803 (main): Print a banner before the --target-help linker options.
6804 (print_asm_header_spec_function): New function.
6806 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6809 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6810 (movsf_ie): Likewise.
6812 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6814 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6816 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6818 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6819 exception for divide-by-zero.
6820 (__umodsi3, __modsi3): Likewise.
6822 2007-04-25 Dirk Mueller <dmueller@suse.de>
6824 * c-typeck.c (build_compound_expr): Annotate warning()
6825 call with OPT_Wunused_value.
6826 * tree-ssa.c (warn_uninit): Annotate warning with
6828 * c-common.c (handle_sentinel_attribute): Annotate warning
6829 call with OPT_Wattributes.
6831 2007-04-25 Thiemo Seufer <ths@mips.com>
6833 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6835 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6836 on to the assembler. Improve handling of -mno-mips16. Add handling
6837 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6838 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6839 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6840 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6842 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6845 * config/i386/winnt.c (i386_pe_file_end): Strip only
6846 USER_LABEL_PREFIX when writing export name.
6848 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6850 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6851 sh/elf.h, vx-common.h and vxworks.h.
6852 * config/sh/sh.h: Include config/vxworks-dummy.h.
6853 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6854 (OVERRIDE_OPTIONS): Use it.
6855 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6856 (vxworks_picreg): New pattern.
6857 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6858 VXWORKS_OS_CPP_BUILTINS.
6859 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6860 to their VXWORKS_* equivalents.
6861 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6862 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6863 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6864 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6865 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6866 -mrtp/-fPIC multilibs.
6867 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6868 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6869 (MULTILIB_OSDIRNAMES): Delete.
6871 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6874 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6876 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6878 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6879 rounding mode to be specified by the caller.
6880 (real_to_mpfr) Likewise.
6881 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6882 include new arguments.
6883 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6885 2007-04-24 Ian Lance Taylor <iant@google.com>
6887 PR tree-optimization/31605
6888 * tree-vrp.c (set_value_range): Check that min and max are not
6889 both overflow infinities.
6890 (set_value_range_to_value): New static function.
6891 (extract_range_from_binary_expr): Call set_value_range_to_value.
6892 (extract_range_from_cond_expr): Likewise.
6893 (extract_range_from_expr): Likewise.
6894 (extract_range_from_unary_expr): Likewise. Don't create a range
6895 which overflows on both sides.
6896 (vrp_meet): Check for a useless range.
6897 (vrp_visit_phi_node): If we see a constant which looks like an
6898 overflow infinity, turn off the TREE_OVERFLOW flag.
6900 2007-04-24 Ian Lance Taylor <iant@google.com>
6902 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6904 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6907 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6908 diagnostic message is being built.
6909 * tree-pretty-print.c (dump_generic_node): Only write the
6910 formatted text into BUFFER's stream if we are not building a
6912 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6914 * Makefile.in (toplev.o): Depend on tree-pass.h.
6916 2007-04-24 Ian Lance Taylor <iant@google.com>
6918 PR tree-optimization/31602
6919 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6920 conditionals in the copied loop header.
6921 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6922 warnings if TREE_NO_WARNING is set.
6923 * doc/invoke.texi (Warning Options): Clarify that
6924 -Wstrict-overflow does not warn about loops.
6926 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6928 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6929 expand on the comment about _Decimal128 arguments and check the
6930 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6931 that _Decimal128 argument uses even/odd register pair.
6932 (function_arg): Ditto.
6934 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6936 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6937 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6939 2007-04-24 Richard Guenther <rguenther@suse.de>
6940 Olga Golovanevsky <olga@il.ibm.com>
6942 * fold-const.c (multiple_of_p): Check for bottom
6945 2007-04-24 Richard Henderson <rth@redhat.com>
6947 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6948 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6949 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6950 looking for non-zero bits shifted out. Avoid a recursive call
6951 when constructing the scalar.
6952 (__floatundisf): Likewise.
6954 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6956 * dwarf2out.c (field_byte_offset): Move the existing logic
6957 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6958 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6960 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6963 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6964 length argument of 0 for memset.
6965 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6966 unsigned shift instead of the signed variant.
6968 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6970 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6971 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6972 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6973 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6974 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6975 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6976 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6977 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6978 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6979 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6980 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6981 "mul<mode>3", "div<mode>3"): Insn definitions added.
6982 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6983 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6984 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6985 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6986 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6987 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6988 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6989 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6990 TARGET_FLOAT_FORMAT): Macro definitions removed.
6991 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6992 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6993 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6994 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6995 (s390_gen_rtx_const_DI): Function removed.
6996 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6998 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7000 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7001 over an external ffs function.
7003 2007-04-24 Chao-ying Fu <fu@mips.com>
7004 Richard Sandiford <richard@nildram.co.uk>
7006 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7007 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7008 (smadd_widen_optab, umadd_widen_optab): Define.
7009 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7011 * genopinit.c (optabs): Fill in smadd_widen_optab and
7013 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7014 and umadd_widen_optab to implement multiply-add sequences.
7015 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7016 (<u>maddsidi4): ...this. Extend condition to include
7017 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7018 of operand 0 to "ka" and use the three-operand form of madd<u>
7020 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7022 * config/mips/constraints.md (ka): New register constraint.
7024 2007-04-24 Jan Hubicka <j@suse.cz>
7028 2007-04-23 Jan Hubicka <jh@suse.cz>
7029 * function.c (init_function_start): Don't init line number info.
7030 (expand_function_end): Update.
7031 (reset_block_changes, record_block_change, finalize_block_changes,
7032 check_block_change, free_block_changes): Kill.
7033 * function.h (reset_block_changes, record_block_change,
7034 finalize_block_changes, check_block_change, free_block_changes):
7036 (struct function): Remove ib_boundaries_block.
7037 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7038 Use curr_insn_locator to initialize locator.
7039 (emit_line_note): Remove.
7040 * cfgexpand.c (expand_gimple_cond_expr): Update.
7041 (construct_exit_block): Likewise.
7042 (tree_expand_cfg): Initialize/finalize locators.
7043 * expr.c (expand_expr_real): Update.
7044 * cfglayout.c (line_locators_locs, line_locators_lines,
7045 file_locators_locs, file_locators_files): Remove.
7046 (set_block_levels): Move to cfgexpand.c.
7047 (insn_locators_initialize): Remove.
7048 (pass_insn_locators_initialize): Remove.
7049 (locations_locators_locs, locations_locators_vals): New static vars.
7050 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7052 (insn_locators_alloc, insn_locators_finalize,
7053 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7055 (locator_location): New.
7056 (locator_line, locator_file): Rewrite.
7057 * rtl.h (emit_line_note): Kill.
7058 (insn_locators_alloc, insn_locators_finalize,
7059 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7061 * tree-inline.c (initialize_cfun): Do not initialize
7062 ib_boundaries_block.
7063 * passes.c (pass_insn_locators_initialize): Remove.
7065 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7067 * doc/invoke.texi: Removed leading '-' from option index entries.
7069 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7071 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7073 (create_phi_node): Use set_phi_nodes.
7074 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7075 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7076 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7077 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7078 (bsi_start, bsi_last): Use bb_stmt_list.
7079 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7080 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7081 Traverse the statements using tsi iterator.
7082 * basic-block.h (struct basic_block_def): Fields stmt_list
7083 and phi_nodes moved to ...
7084 (struct tree_bb_info): ... new structure.
7085 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7086 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7087 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7088 (tree_verify_flow_info): Verify that il.tree is not set for
7089 entry and exit block.
7090 (tree_split_block): Use set_bb_stmt_list.
7092 2007-04-23 Mike Stump <mrs@apple.com>
7094 * config/i386/i386.c (ix86_tune_features
7095 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7098 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7100 * config/i386/i386.md (prefix_extra): New attribute.
7101 (length): Add prefix_extra.
7103 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7104 (sse2_movntv2di): Likewise.
7105 (sse2_cvtps2dq): Likewise.
7106 (sse2_cvtpd2pi): Likewise.
7107 (sse2_cvttpd2pi): Likewise.
7108 (*sse2_cvtpd2ps): Likewise.
7109 (*add<mode>3): Likewise.
7110 (sse2_ssadd<mode>3): Likewise.
7111 (sse2_usadd<mode>3): Likewise.
7112 (*sub<mode>3): Likewise.
7113 (sse2_sssub<mode>3): Likewise.
7114 (sse2_ussub<mode>3): Likewise.
7115 (*mulv8hi3): Likewise.
7116 (*smulv8hi3_highpart): Likewise.
7117 (*umulv8hi3_highpart): Likewise.
7118 (sse2_umulv2siv2di3): Likewise.
7119 (sse2_pmaddwd): Likewise.
7120 (ashr<mode>3): Likewise.
7121 (lshr<mode>3): Likewise.
7122 (ashl<mode>3): Likewise.
7123 (sse2_ashlti3): Likewise.
7124 (sse2_lshrti3): Likewise.
7125 (*umaxv16qi3): Likewise.
7126 (*smaxv8hi3): Likewise.
7127 (*uminv16qi3): Likewise.
7128 (*sminv8hi3): Likewise.
7129 (sse2_eq<mode>3): Likewise.
7130 (sse2_gt<mode>3): Likewise.
7131 (*and<mode>3): Likewise.
7132 (sse2_nand<mode>3): Likewise.
7133 (*ior<mode>3): Likewise.
7134 (*xor<mode>3): Likewise.
7135 (sse2_packsswb): Likewise.
7136 (sse2_packssdw): Likewise.
7137 (sse2_packuswb): Likewise.
7138 (sse2_punpckhbw): Likewise.
7139 (sse2_punpcklbw): Likewise.
7140 (sse2_punpckhwd): Likewise.
7141 (sse2_punpcklwd): Likewise.
7142 (sse2_punpckhdq): Likewise.
7143 (sse2_punpckldq): Likewise.
7144 (sse2_punpckhqdq): Likewise.
7145 (sse2_punpcklqdq): Likewise.
7146 (*sse2_pinsrw): Likewise.
7147 (*sse2_pextrw): Likewise.
7148 (sse2_pshufd_1): Likewise.
7149 (sse2_uavgv16qi3): Likewise.
7150 (sse2_uavgv8hi3): Likewise.
7151 (sse2_psadbw): Likewise.
7152 (sse2_pmovmskb): Likewise.
7153 (*sse2_maskmovdqu): Likewise.
7154 (*sse2_maskmovdqu_rex64): Likewise.
7155 (sse4a_extrqi): Likewise.
7156 (sse4a_extrq): Likewise.
7157 (sse3_lddqu): Set prefix_rep.
7158 (sse3_addsubv4sf3): Likewise.
7159 (sse3_haddv4sf3): Likewise.
7160 (sse3_hsubv4sf3): Likewise.
7161 (sse_cvtss2si): Likewise.
7162 (sse_cvtss2si_2): Likewise.
7163 (sse_cvtss2siq): Likewise.
7164 (sse_cvtss2siq_2): Likewise.
7165 (sse_cvttss2si): Likewise.
7166 (sse_cvttss2siq): Likewise.
7167 (sse2_cvttps2dq): Likewise.
7168 (sse3_movshdup): Likewise.
7169 (sse3_movsldup): Likewise.
7170 (sse2_cvtsd2si): Likewise.
7171 (sse2_cvtsd2si_2): Likewise.
7172 (sse2_cvtsd2siq): Likewise.
7173 (sse2_cvtsd2siq_2): Likewise.
7174 (sse2_cvttsd2si): Likewise.
7175 (sse2_cvttsd2siq): Likewise.
7176 (*sse2_cvtpd2dq): Likewise.
7177 (*sse2_cvttpd2dq): Likewise.
7178 (sse2_pshuflw_1): Likewise.
7179 (sse2_pshufhw_1): Likewise.
7180 (sse4a_insertqi): Likewise.
7181 (sse4a_insertq): Likewise.
7182 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7183 (ssse3_phadddv4si3): Likewise.
7184 (ssse3_phaddswv8hi3): Likewise.
7185 (ssse3_phsubwv8hi3): Likewise.
7186 (ssse3_phsubdv4si3): Likewise.
7187 (ssse3_phsubswv8hi3): Likewise.
7188 (ssse3_pmaddubswv8hi3): Likewise.
7189 (ssse3_pmulhrswv8hi3): Likewise.
7190 (ssse3_pshufbv16qi3): Likewise.
7191 (ssse3_psign<mode>3): Likewise.
7192 (ssse3_palignrti): Likewise.
7193 (abs<mode>2): Likewise.
7194 (ssse3_phaddwv4hi3): Set prefix_extra.
7195 (ssse3_phadddv2si3): Likewise.
7196 (ssse3_phaddswv4hi3): Likewise.
7197 (ssse3_phsubwv4hi3): Likewise.
7198 (ssse3_phsubdv2si3): Likewise.
7199 (ssse3_phsubswv4hi3): Likewise.
7200 (ssse3_pmaddubswv4hi3): Likewise.
7201 (ssse3_pmulhrswv4hi3): Likewise.
7202 (ssse3_pshufbv8qi3): Likewise.
7203 (ssse3_psign<mode>3): Likewise.
7204 (ssse3_palignrdi): Likewise.
7205 (abs<mode>2): Likewise.
7206 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7207 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7208 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7210 2007-04-23 Nick Clifton <nickc@redhat.com>
7212 * params.def: Fix formatting of emacs local variables.
7214 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7216 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7217 move if inter-unit move isn't allowed.
7218 Don't split moving the first element of V2DI to DI to inter-unit
7219 move if inter-unit move isn't allowed.
7221 2007-04-23 Richard Guenther <rguenther@suse.de>
7223 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7224 and CDI_POST_DOMINATORS separately.
7226 2007-04-23 Nick Clifton <nickc@redhat.com>
7228 * c.opt (Wformat-contains-nul): Add warning attribute.
7230 2007-04-23 Jan Hubicka <jh@suse.cz>
7232 * function.c (init_function_start): Don't init line number info.
7233 (expand_function_end): Update.
7234 (reset_block_changes, record_block_change, finalize_block_changes,
7235 check_block_change, free_block_changes): Kill.
7236 * function.h (reset_block_changes, record_block_change,
7237 finalize_block_changes, check_block_change, free_block_changes):
7239 (struct function): Remove ib_boundaries_block.
7240 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7241 Use curr_insn_locator to initialize locator.
7242 (emit_line_note): Remove.
7243 * cfgexpand.c (expand_gimple_cond_expr): Update.
7244 (construct_exit_block): Likewise.
7245 (tree_expand_cfg): Initialize/finalize locators.
7246 * expr.c (expand_expr_real): Update.
7247 * cfglayout.c (line_locators_locs, line_locators_lines,
7248 file_locators_locs, file_locators_files): Remove.
7249 (set_block_levels): Move to cfgexpand.c.
7250 (insn_locators_initialize): Remove.
7251 (pass_insn_locators_initialize): Remove.
7252 (locations_locators_locs, locations_locators_vals): New static vars.
7253 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7255 (insn_locators_alloc, insn_locators_finalize,
7256 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7258 (locator_location): New.
7259 (locator_line, locator_file): Rewrite.
7260 * rtl.h (emit_line_note): Kill.
7261 (insn_locators_alloc, insn_locators_finalize,
7262 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7264 * tree-inline.c (initialize_cfun): Do not initialize
7265 ib_boundaries_block.
7266 * passes.c (pass_insn_locators_initialize): Remove.
7268 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7271 * expr.c (reduce_to_bit_field_precision): Handle
7274 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7276 PR tree-optimization/24659
7277 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7278 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7279 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7280 * genopinit.c (optabs): Rename vec_pack_mod_optab
7281 to vec_pack_trunc_optab.
7282 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7283 early for scalar floating point operands for NOP_EXPR.
7284 (vectorizable_type_promotion): Ditto.
7285 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7286 vec_pack_trunc_optab.
7287 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7289 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7290 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7291 Rename from VEC_PACK_MOD_EXPR.
7292 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7293 * expr.c (expand_expr_real_1): Ditto.
7294 * tree-inline.c (estimate_num_insns_1): Ditto.
7295 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7297 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7298 (vec_unpacks_lo_v4sf): Ditto.
7299 (vec_pack_trunc_v2df): Ditto.
7300 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7301 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7302 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7304 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7306 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7308 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7309 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7310 packing of floating point operands.
7311 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7312 represent unpacking of floating point operands.
7313 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7314 [vec_unpacks_hi]: Ditto.
7315 [vec_unpacks_lo]: Ditto.
7317 2007-04-22 Jan Hubicka <jh@suse.cz>
7319 * final.c (rest_of_handle_final): Call
7320 targetm.asm_out.constructor/targetm.asm_out.destructor
7321 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7322 proper priority via decl_*_priority_insert.
7323 * c-common.c (c_expand_body): Likewise.
7325 2007-04-22 Richard Guenther <rguenther@suse.de>
7327 PR tree-optimization/29789
7328 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7329 (rewrite_reciprocal): New helper split out from
7330 determine_invariantness_stmt.
7331 (rewrite_bittest): Likewise.
7332 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7333 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7336 2007-04-22 Revital Eres <eres@il.ibm.com>
7338 * loop-unroll.c (var_to_expand): New field to support also
7339 insns of the form x = something + x.
7340 (analyze_insn_to_expand_var): Use it.
7341 (expand_var_during_unrolling): Likewise.
7343 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7345 * predict.c: Include pointer-set.h.
7346 (bb_predictions): New variable.
7347 (tree_predicted_by_p, tree_predict_edge,
7348 remove_predictions_associated_with_edge): Use bb_predictions map
7349 instead of bb->predictions.
7350 (clear_bb_predictions, assert_is_empty): New functions.
7351 (combine_predictions_for_bb): Use bb_predictions map. Call
7352 clear_bb_predictions.
7353 (tree_estimate_probability): Create and free bb_predictions map.
7354 * Makefile.in (predict.o): Add pointer-set.h dependency.
7355 * basic-block.h (struct basic_block_def): Remove predictions
7357 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7359 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7362 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7365 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7367 * timevar.c (timevar_print): Change reference of --disable-checking to
7368 --enable-checking=release. Also warn if assert checking is disabled.
7370 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7373 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7374 decl as addressable if the compound literal was marked as
7376 Mark the decl as a gimple register if it is a complex or
7377 vector decl and does not live in memory.
7379 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7381 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7382 (GENERIC_NEXT): New function macro.
7383 (PHI_CHAIN): Use phi_node's new chain variable.
7384 (tree_phi_node): Change tree_common to tree_base
7385 and add the chain field.
7386 * tree-phinodes.c (make_phi_node): Don't set
7387 TREE_TYPE on the new node.
7388 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7389 instead of checking GIMPLE_TUPLE_P in chain_next.
7390 * tree-vect-transform.c
7391 (get_initial_def_for_induction): Look at
7392 PHI_RESULT_TREE for the type of the phi node.
7393 (update_vuses_to_preheader): Use PHI_CHAIN
7394 instead of TREE_CHAIN on the phi node.
7395 * tree-ssa-structalias.c (compute_points_to_sets):
7397 (ipa_pta_execute): Likewise.
7399 2007-04-21 Richard Guenther <rguenther@suse.de>
7402 * fold-const.c (fold_unary): Call fold_convert_const on the
7405 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7407 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7408 (store_killed_in_pat): New.
7410 2007-04-20 Richard Henderson <rth@redhat.com>
7413 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7414 TREE_LIST with a void_type_node value, not void_list_node exactly.
7416 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7418 * doc/standards.texi: Re-arrange into language-specific
7419 subsections. Add a C++ section, documenting which standards we
7422 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7424 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7425 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7427 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7429 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7430 ecrti.o and crtbegin.o.
7431 (LIB_DEFAULT_SPEC): Include -lc.
7432 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7434 2007-04-20 Richard Henderson <rth@redhat.com>
7437 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7438 argument; update all callers.
7439 (get_unaligned_offset): New.
7440 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7441 get_unaligned_address, just pass on the address directly.
7442 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7443 the subreg in the helper patterns.
7444 (unaligned_extendqidi_le): Use get_unaligned_offset.
7445 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7446 (unaligned_extendhidi_be): Likewise.
7447 (unaligned_extendhidi): Tidy.
7448 * config/alpha/alpha-protos.h: Update.
7450 2007-04-20 Richard Henderson <rth@redhat.com>
7452 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7453 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7454 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7455 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7456 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7457 (CPP_SPEC): Don't include %(cpp_subtarget).
7458 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7459 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7460 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7462 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7464 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7465 for __builtin_ia32_cmpordss.
7467 PR tree-optimization/31632
7468 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7469 and arg1 for optimizations of comparison against min/max values.
7470 Fold arg0 to arg1's type for optimizations of comparison against
7471 min+1 and max-1 values.
7473 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7475 * reload.c (combine_reloads): When trying to use a dying register,
7476 check whether it's uninitialized and don't use if so.
7478 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7480 * fold-const.c: Remove prototypes for native_encode_expr and
7481 native_interpret_expr.
7482 (native_encode_expr): Make non-static.
7483 (native_interpret_expr): Likewise.
7484 * tree.h: Add prototypes for the above.
7486 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7488 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7489 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7490 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7491 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7492 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7493 Add length attributes.
7495 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7497 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7500 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7501 __STDC_WANT_DEC_FP__.
7503 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7505 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7506 for long double compatibility.
7507 * configure: Regenerate.
7509 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7511 PR rtl-optimization/29841
7512 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7514 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7515 that may cause control flow transfer from being moved.
7517 2007-04-18 Jan Hubicka <jh@suse.cz>
7519 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7522 2007-04-18 Eric Christopher <echristo@apple.com>
7524 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7525 only. Update operands.
7526 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7527 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7528 link register to pic register.
7530 2007-04-18 Dirk Mueller <dmueller@suse.de>
7533 * tree-vrp.c (search_for_addr_array): New.
7534 (check_array_bounds): Suppress warning about
7535 address taken of array refs if its not de-referenced.
7537 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7539 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7540 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7542 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7543 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7544 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7546 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7548 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7550 (vect_analyze_scalar_cycles): Fix indentation.
7551 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7552 (vect_mark_relevant): Include phis in relevance analysis.
7554 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7556 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7558 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7559 output_operand_lossage().
7561 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7563 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7564 the unused code for reduction without adjust-in-epilog to simplify the
7567 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7569 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7570 (S390_TDC_NEGATIVE_ZERO): New constant.
7571 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7572 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7573 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7574 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7575 (S390_TDC_POSITIVE_INFINITY): New constant.
7576 (S390_TDC_NEGATIVE_INFINITY): New constant.
7577 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7578 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7579 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7580 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7581 (S390_TDC_INFINITY): New constant.
7582 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7583 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7584 optimization for UNSPEC_CCZ_TO_INT.
7585 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7586 ("*ccz_to_int"): New insn.
7587 ("isinf<mode>2"): New insn.
7588 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7589 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7590 (UNSPEC_CCZ_TO_INT): New constant.
7592 2007-04-18 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/19431
7595 PR tree-optimization/21463
7596 * tree-pass.h (pass_phiprop): Declare.
7597 * passes.c (init_optimization_passes): New phiprop pass.
7598 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7599 (phivn_valid_p): New helper function.
7600 (phiprop_insert_phi): Likewise.
7601 (propagate_with_phi): Likewise.
7602 (tree_ssa_phiprop): New propagator propagating loads
7603 through phi nodes if profitable.
7605 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7607 * tree-vect-analyze.c (process_use): New function.
7608 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7609 Check phis in all bbs.
7610 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7613 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7615 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7618 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7621 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7624 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7626 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7628 (sse_vmmulv4sf3): Likewise.
7629 (sse2_vmaddv2df3): Likewise.
7630 (sse2_vmmulv2df3): Likewise.
7632 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7634 PR rtl-optimization/31360
7635 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7636 (target_reg_cost): New.
7637 (init_set_costs): Initialize target_reg_cost. Add comments
7638 regarding the rationale of the costs.
7639 (global_cost_for_size): Renamed to...
7640 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7641 of register pressure.
7642 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7643 estimate_reg_pressure_cost. Add number of ivs.
7644 (determine_set_costs): Dump target_reg_cost.
7645 * loop-invariant.c (gain_for_invariant): Use
7646 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7647 (best_gain_for_invariant, find_invariants_to_move): Remove
7649 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7650 (target_reg_cost): Declare.
7651 (global_cost_for_size): Declaration removed.
7652 (estimate_reg_pressure_cost): Declare.
7654 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7656 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7657 regnos into even/odd register pairs.
7658 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7659 TDmode similar to the other floating point modes.
7660 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7661 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7663 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7664 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7665 (movdd_hardfloat64): Use TARGET_MFPGPR.
7667 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7669 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7672 2005-01-05 Richard Henderson <rth@redhat.com>
7674 * reload1.c (do_input_reload): Restrict the optimization deleteing
7675 a previous output reload to RELOAD_FOR_INPUT.
7677 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7679 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7680 induc_vec_info_type.
7681 (vectorizable_induction): New function declaration.
7682 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7683 check if already vectorized. Find first place in BB where new stmts
7684 can be inserted. Takes only one argument.
7685 (vectorizable_induction): New function.
7686 (vect_transform_stmt): Add case for induc_vec_info_type to call
7687 vectorizable_induction.
7688 (vect_transform_loop): Consider phis for vectorization.
7689 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7691 (analyze_operations): Call vectorizable_induction when analyzing phis.
7693 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7694 (vect_mark_relevant): Include phis in relevance analysis.
7695 (vect_mark_stmts_to_be_vectorize): Likewise.
7696 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7698 2007-04-16 Lawrence Crowl <crowl@google.com>
7700 * doc/invoke.texi (Debugging Options): Add documentation for the
7701 -femit-struct-debug options -femit-struct-debug-baseonly,
7702 -femit-struct-debug-reduced, and
7703 -femit-struct-debug-detailed[=...].
7705 * c-opts.c (c_common_handle_option): Add
7706 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7707 and OPT_femit_struct_debug_detailed_.
7708 * c.opt: Add specifications for
7709 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7710 and -femit-struct-debug-detailed[=...].
7711 * opts.c (set_struct_debug_option): Parse the
7712 -femit-struct-debug-... options.
7713 * opts.c (matches_main_base, main_input_basename,
7714 main_input_baselength, base_of_path, matches_main_base): Add
7715 variables and functions to compare header base name to compilation
7717 * opts.c (should_emit_struct_debug): Add to determine to emit a
7718 structure based on the option.
7719 (dump_struct_debug) Also disabled function to debug this
7721 * opts.c (handle_options): Save the base name of the
7724 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7725 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7726 This hook indicates if a type is generic. Set it by default
7728 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7729 to determine if a struct type is generic or not.
7730 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7731 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7732 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7735 * flags.h (enum debug_info_usage): Add an enumeration to describe
7736 a program's use of a structure type.
7737 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7738 to indicate the program's usage of the type. Filter structs based
7739 on the -femit-struct-debug-... specification.
7740 (gen_type_die): Split into two routines, gen_type_die and
7741 gen_type_die_with_usage. gen_type_die is now a wrapper
7742 that assumes direct usage.
7743 (gen_type_die_with_usage): Replace calls to gen_type_die
7744 with gen_type_die_with_usage adding the program usage of
7745 the referenced type.
7746 (dwarf2out_imported_module_or_decl): Suppress struct debug
7747 information using should_emit_struct_debug when appropriate.
7749 2007-04-16 Ian Lance Taylor <iant@google.com>
7751 PR tree-optimization/31522
7752 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7753 (vrp_initialize): Allocate vr_phi_edge_counts.
7754 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7755 executable edge. Drop test for all constants.
7756 (vrp_finalize): Free vrp_phi_edge_counts.
7758 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7759 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7761 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7762 predecessors at head rather than tail.
7764 2007-04-16 Matthias Klose <doko@debian.org>
7766 * config/alpha/linux.h (CPP_SPEC): Define.
7767 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7769 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7771 * function.h: Remove sequence_stack extern declaration.
7773 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7775 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7777 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7780 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7782 * config/avr/avr.c (avr_arch_types): Rearranging array.
7783 (enum avr_arch): Add.
7784 (avr_mcu_types): Use avr_arch enumeration constants instead of
7786 * config/avr/avr.h (LINK_SPEC): Simplify.
7788 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7790 * config/m68k/m68k.c (m68k_libcall_value,
7791 m68k_function_value): Use macros for register names more.
7793 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7795 (M68K_REGNAME): Use A6_REG.
7796 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7798 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7801 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7802 'pending_read_list_length' and 'pending_write_list_length'. Update
7804 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7805 to handle two length counters instead of one. Update all uses.
7806 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7807 two length counters instead of one.
7808 * sched-rgn.c (propagate_deps): Update to handle two length counters
7811 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7814 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7815 copy of source, pass it to ix86_expand_vector_set and return
7818 2007-04-16 David Ung <davidu@mips.com>
7819 Joseph Myers <joseph@codesourcery.com>
7821 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7822 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7823 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7824 Add 74K processor information.
7825 * config/mips/mips.md: Include 74k.md.
7826 (cpu): Add 74kc,74kf,74kx.
7827 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7828 * config/mips/74k.md: New.
7829 * doc/invoke.texi (MIPS Options): Document 74K support.
7831 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7833 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7834 vectorizable_* functions.
7835 * tree-vect-transform.c (vectorizable_call): Add check for
7836 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7837 (vectorizable_store): likewise.
7838 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7840 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7841 (vectorizable_type_promotion, vectorizable_load): Likewise.
7842 (vectorizable_live_operation, vectorizable_condition): Likewise.
7843 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7845 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7847 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7849 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7850 register numbers more.
7851 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7852 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7853 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7854 FUNCTION_VALUE_REGNO_P): Likewise.
7855 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7856 STATIC_CHAIN_REGNUM): Likewise.
7857 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7858 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7859 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7860 * config/m68k/m68k.md (FP_REG): New.
7862 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7864 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7867 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7869 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7870 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7873 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7875 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7878 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7881 * c-decl.c (finish_decl): Grab the type of the decl after the call
7882 to store_init_value.
7884 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7886 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7888 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7891 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7892 dominators, post dominators and cleanup cfg before returning.
7894 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7896 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7897 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7899 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7901 * config.gcc: Recognize fido.
7902 * config/m68k/m68k-devices.def (fidoa): New.
7903 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7905 (FL_FIDOA, TARGET_FIDOA): New.
7906 * config/m68k/m68k.opt (mfidoa): New.
7908 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7911 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7912 when a personality function is used.
7914 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7916 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7918 2007-04-13 Mike Stump <mrs@apple.com>
7920 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7922 * config/darwin.opt (fapple-kext): Make C++ only.
7923 * config/darwin.c (darwin_override_options): Remove code to ensure
7924 -fapple-kext is given for C++ only.
7926 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7928 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7929 * config/mips/mips.c (override_options): Call
7930 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7932 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7934 * config/i386/i386.opt (msvr3-shlib): Removed.
7936 * doc/invoke.texi: Remove -msvr3-shlib.
7938 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7940 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7941 with "popcnt" instruction.
7943 2007-04-13 Richard Guenther <rguenther@suse.de>
7945 PR tree-optimization/21258
7946 * tree-vrp.c (compare_case_labels): New helper.
7947 (find_switch_asserts): New function.
7948 (find_assert_locations): Call it for SWITCH_EXPRs.
7950 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7952 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7953 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7954 check is now implied in X87_FLOAT_MODE_P.
7955 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7956 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7957 (fix_trunc<mode>_i386_fisttp): Ditto.
7958 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7959 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7960 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7961 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7962 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7963 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7964 (unnamed_splitters): Ditto.
7965 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7966 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7967 FIRST_SSE_REG for local functions when SSE math is enabled or
7968 for functions with sseregparm attribute.
7969 (standard_80387_constant_p): Return -1 if mode is not
7971 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7972 (ix86_expand_compare): Ditto.
7973 (ix86_expand_carry_flag_compare): Ditto.
7974 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7975 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7976 DECIMAL_FLOAT_MODE_P.
7977 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7978 of SCALAR_FLOAT_MODE_P.
7979 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7980 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7981 checks before FLOAT_MODE_P.
7982 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7983 before FLOAT_MODE_P.
7988 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7990 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7991 Charles Wilson <libtool@cwilson.fastmail.fm>
7993 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7994 (libgcc.mvars): Don't depend on them.
7995 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7996 * exec-tool.in: New.
7998 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8000 * doc/invoke.text (--help): Document --help=common.
8002 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8004 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8006 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8008 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8009 * genemit.c (main): Emit #include "integrate.h".
8010 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8011 (LOADGP_RTP): New mips_loadgp_style.
8012 * config/mips/mips.h: Include config/vxworks-dummy.h.
8013 (TARGET_RTP_PIC): New macro.
8014 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8015 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8016 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8018 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8019 -mvxworks-pic when using -mrtp and a PIC option.
8020 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8022 (mips_symbolic_constant_p, mips_symbolic_address_p)
8023 (mips_symbol_insns): Handle SYMBOL_HALF.
8024 (override_options): Warn about -G and -mrtp being used together.
8025 Initialize mips_lo_relocs[SYMBOL_HALF].
8026 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8027 (mips_emit_loadgp): Handle LOADGP_RTP.
8028 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8029 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8030 (tablejump): Handle function-relative case table entries if
8032 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8034 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8036 * config/mips/mips.md (load_call<mode>): Allow any general register.
8038 (sibcall_value_internal, sibcall_value_multiple_internal)
8039 (call_value_internal, call_value_split, call_value_multiple_internal)
8040 (call_value_multiple_split): Remove constraints from operand 0.
8042 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8044 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8045 rather than loadgp_noshared.
8046 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8047 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8049 * config/mips/mips.md (loadgp): Rename to...
8050 (loadgp_newabi): ...this.
8051 (loadgp_noshared): Rename to...
8052 (loadgp_absolute): ...this.
8054 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8056 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8057 false for locally-binding symbols.
8058 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8060 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8062 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8063 (SYMBOL_GOT_PAGE_OFST): ...this.
8064 (SYMBOL_GOT_GLOBAL): Rename to...
8065 (SYMBOL_GOT_DISP): ...this.
8066 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8067 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8068 * config/mips/mips.c (mips_global_symbol_p): New function.
8069 (mips_symbol_binds_local_p): Likewise.
8070 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8071 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8072 mips_global_symbol_p and mips_symbol_binds_local_p.
8073 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8074 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8075 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8077 (mips_ok_for_lazy_binding_p): New function.
8078 (mips_load_call_address, mips_expand_call): Use it.
8079 (mips_dangerous_for_la25_p): Likewise.
8080 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8081 (*got_disp<mode>): Use got_disp_operand instead of
8082 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8083 SYMBOL_GOTOFF_GLOBAL.
8084 (*got_page<mode>): Use got_page_ofst_operand instead of
8086 * config/mips/predicates.md (const_call_insn_operand): Use
8087 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8088 (global_got_operand): Rename to...
8089 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8091 (local_got_operand): Rename to...
8092 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8093 of SYMBOL_GOT_LOCAL.
8095 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8097 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8098 TARGET_CALL_CLOBBERED_GP.
8099 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8100 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8101 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8102 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8103 of TARGET_ABICALLS && !TARGET_NEWABI.
8104 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8105 * config/mips/mips.c (mips_load_call_address): Check
8106 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8107 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8108 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8109 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8110 TARGET_ABICALLS && TARGET_NEWABI.
8111 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8113 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8114 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8115 TARGET_ABICALLS && TARGET_NEWABI.
8116 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8117 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8118 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8119 whether indirect calls must use $25.
8120 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8122 * config/mips/mips.md (jal_macro): Check flag_pic and
8123 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8124 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8125 instead of TARGET_ABICALLS.
8126 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8127 TARGET_ABICALLS && TARGET_OLDABI.
8128 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8129 (sibcall): In the comment above the define_insn, mention
8130 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8131 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8132 instead of TARGET_ABICALLS.
8134 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8136 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8137 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8138 (MACFLAGS_MATCH_P): New macro.
8139 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8140 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8141 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8142 the other MACFLAG constants.
8143 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8144 (flag_machi): Tighten constraints. Renumber some of the operands.
8145 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8147 (flag_machi_parts_acconly): New pattern.
8148 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8150 (flag_macinit1hi): Tighten constraints.
8151 (flag_mul_macv2hi_parts_acconly): New pattern.
8153 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8154 Use a more efficient implementation.
8155 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8156 inline sequences when not optimizing for size.
8158 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8159 movhi_high2low): Delete, merge functionality into...
8160 (packv2hi): ... this pattern.
8162 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8163 * config/bfin/bfin.opt (msim): New option.
8164 (mcpu=): New option.
8165 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8166 (bfin_cpu_t): Typedef of enum bfin_cpu.
8167 (bfin_cpu_type): New declaration.
8168 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8169 -msim and -mcpu= options.
8170 (LIB_SPEC): Likewise.
8171 * config/bfin/bfin.c (bfin_cpu_type): Define.
8172 (bfin_handle_option): Handle -mcpu= option.
8173 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8174 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8175 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8177 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8179 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8180 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8181 (powerpc-wrs-vxworksae): Use ${tm_file}.
8182 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8183 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8184 * config/i386/vx-common.h: New file.
8186 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8188 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8191 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8193 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8196 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8200 * c-common.c (c_build_qualified_type): Set canonical type
8203 2007-04-12 Richard Guenther <rguenther@suse.de>
8205 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8206 lower bound and element size if lower bound is not zero
8207 or either of the ARRAY_REF operands is set.
8209 2007-04-12 Richard Guenther <rguenther@suse.de>
8211 PR tree-optimization/24689
8212 PR tree-optimization/31307
8213 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8215 * gimplify.c (canonicalize_addr_expr): To be consistent with
8216 gimplify_compound_lval only set operands two and three of
8217 ARRAY_REFs if they are not gimple_min_invariant. This makes
8218 it never at this place.
8219 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8221 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8223 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8224 null before emitting a .nsubspa directive.
8226 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8228 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8229 need_to_partition_p if there are no memory statements in the
8232 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8234 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8235 (gcd_of_steps_may_divide_p): New function.
8236 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8238 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8240 * reload.c (find_reloads_toplev, find_reloads_address,
8241 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8242 not a pointer equality test, to decide if we need to call
8243 push_reg_equiv_alt_mem.
8245 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8247 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8248 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8250 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8252 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8254 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8255 vector to be positive.
8257 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8261 * doc/invoke.texi: Document --params max-aliased-vops and
8263 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8264 debug_memory_partitions): Move to tree-flow.h
8265 * params.h (AVG_ALIASED_VOPS): Define.
8266 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8268 (mp_info_t): Likewise.
8269 (get_mem_sym_stats_for): New.
8270 (set_memory_partition): Move from tree-flow-inline.h.
8271 (mark_non_addressable): Only clear the set of symbols for the
8272 partition if it exists.
8273 (dump_memory_partitions): Move from tree-ssa-operands.c
8274 (debug_memory_partitions): Likewise.
8275 (need_to_partition_p): New.
8276 (dump_mem_ref_stats): New.
8277 (debug_mem_ref_stats): New.
8278 (dump_mem_sym_stats): New.
8279 (debug_mem_sym_stats): New.
8280 (update_mem_sym_stats_from_stmt): New.
8281 (compare_mp_info_entries): New.
8282 (mp_info_cmp): Call it.
8283 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8285 (get_mpt_for): Move from tree-ssa-operands.c.
8286 (find_partition_for): New.
8287 (create_partition_for): Remove.
8288 (estimate_vop_reduction): New.
8289 (update_reference_counts): New.
8290 (build_mp_info): New.
8291 (compute_memory_partitions): Refactor.
8292 Document new heuristic.
8293 Call build_mp_info, update_reference_counts,
8294 find_partition_for and estimate_vop_reduction.
8295 (compute_may_aliases): Populate virtual operands before
8296 calling debugging dumps.
8297 (delete_mem_sym_stats): New.
8298 (delete_mem_ref_stats): New.
8299 (init_mem_ref_stats): New.
8300 (init_alias_info): Call it.
8301 (maybe_create_global_var): Remove alias_info argument.
8302 Get number of call sites and number of pure/const call sites
8303 from gimple_mem_ref_stats().
8304 (dump_alias_info): Call dump_memory_partitions first.
8305 (dump_points_to_info_for): Show how many times a pointer has
8307 * opts.c (decode_options): For -O2 set --param
8308 max-aliased-vops to 500.
8309 For -O3 set --param max-aliased-vops to 1000 and --param
8310 avg-aliased-vops to 3.
8311 * fortran/options.c (gfc_init_options): Remove assignment to
8313 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8314 * tree-dfa.c (dump_variable): Dump memory reference
8316 Dump NO_ALIAS* settings.
8317 (referenced_var_lookup): Tidy.
8318 (mem_sym_stats): New.
8319 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8320 and ORIG are different SSA names for a memory partition.
8321 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8322 * tree-flow.h (struct mem_sym_stats_d): Define.
8323 (mem_sym_stats_t): Define.
8324 (struct mem_ref_stats_d): Define.
8325 (struct gimple_df): Add field mem_ref_stats.
8326 (enum noalias_state): Define.
8327 (struct var_ann_d): Add bitfield noalias_state.
8328 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8329 debug_mem_ref_stats, debug_memory_partitions,
8330 debug_mem_sym_stats): Declare.
8331 * tree-ssa-structalias.c (update_alias_info): Update call
8332 sites, pure/const call sites and asm sites in structure
8333 returned by gimple_mem_ref_stats.
8334 Remove local variable IS_POTENTIAL_DEREF.
8335 Increase NUM_DEREFS if the memory expression is a potential
8337 Call update_mem_sym_stats_from_stmt.
8338 If the memory references memory, call
8339 update_mem_sym_stats_from_stmt for all the direct memory
8340 symbol references found.
8341 (intra_create_variable_infos): Set noalias_state field for
8342 pointer arguments according to the value of
8343 flag_argument_noalias.
8344 * tree-ssa-structalias.h (struct alias_info): Remove fields
8345 num_calls_found and num_pure_const_calls_found.
8346 (update_mem_sym_stats_from_stmt): Declare.
8347 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8348 Set default value to 100.
8349 (PARAM_AVG_ALIASED_VOPS): Define.
8351 2007-04-11 Richard Guenther <rguenther@suse.de>
8354 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8355 a * -b + c as c - a * b if we honor sign dependent rounding.
8357 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8359 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8361 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8362 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8364 (initialize_trampoline): Don't use old-style function definition.
8365 (bfin_secondary_reload): Mark IN_P argument as unused.
8367 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8369 PR tree-optimization/31343
8370 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8371 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8372 * testsuite/gcc.dg/vect/pr31343.c: New.
8374 2007-04-10 Eric Christopher <echristo@apple.com>
8376 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8377 * config/i386/i386.md (*cmpfp0): Use.
8378 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8379 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8380 (fix_trunc<mode>_i386_fisttp): Ditto.
8381 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8382 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8383 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8384 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8385 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8386 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8387 (unnamed_splitters): Ditto.
8388 * config/i386/i386.c (output_fix_trunc): Assert that
8389 we're not being passed a TFmode operand.
8391 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8393 PR tree-optimization/31526
8394 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8395 n_basic_blocks to find newly added blocks.
8397 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8399 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8401 (fix_trunc<mode>si_sse): Ditto.
8402 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8403 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8404 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8405 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8406 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8407 expander using SSEMODEF mode macro.
8408 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8409 expander using SSEMODEF mode macro.
8410 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8411 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8412 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8413 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8414 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8415 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8416 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8417 Macroize insn using X87MODEF mode macro.
8419 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8421 * config/i386/sse.md (sse2_pinsrw): Removed.
8422 (sse2_pextrw): Renamed to ...
8423 (*sse2_pextrw): This.
8425 2007-04-09 Jan Hubicka <jh@suse.cz>
8428 * config/i386/sse.md
8429 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8430 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8431 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8432 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8434 2007-04-09 Jan Hubicka <jh@suse.cz>
8436 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8437 multiple fields of union.
8439 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8441 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8442 (create_preheaders): Check that loops are available.
8443 (fix_loop_structure): Clean up, improve comments.
8444 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8445 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8447 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8448 * predict.c (tree_estimate_probability): Do not call
8449 calculate_dominance_info. Call create_preheaders.
8450 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8451 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8453 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8454 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8455 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8456 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8459 2007-04-08 Jan Hubicka <jh@suse.cz>
8461 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8462 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8463 * fold-const.c (fold_unary): Use it.
8465 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8467 * varasm.c (assemble_variable): Remove call to
8468 lang_hooks.decls.prepare_assemble_variable.
8469 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8470 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8471 * langhooks.h (lang_hooks_for_decls): Remove
8472 prepare_assemble_variable.
8474 2007-04-08 Mike Stump <mrs@apple.com>
8476 * config/i386/i386.c: Use inc/dec on Core2.
8478 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8480 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8481 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8482 lhd_tree_inlining_end_inlining): Remove.
8483 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8484 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8486 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8487 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8488 lhd_tree_inlining_end_inlining): Remove prototypes.
8489 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8490 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8491 LANG_HOOKS_TREE_INLINING_START_INLINING,
8492 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8494 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8497 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8500 * config/avr/predicates.md (io_address_operand): Delete predicate.
8501 (low_io_address_operand): Don't use 'mode' argument.
8502 (higth_io_address_operand): Rename ...
8503 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8504 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8507 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8509 Revert change removing staticp.
8511 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8514 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8517 2007-04-07 Bruce Korb <bkorb@gnu.org>
8519 * c.opt: Add -Wformat-contains-nul.
8520 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8522 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8523 the NUL byte warning.
8525 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8527 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8529 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8531 * tree.c (staticp): No longer use staticp langhook.
8532 * langhooks.c (lhd_staticp): Removed.
8533 * langhooks.h (struct lang_hooks): Remove staticp.
8534 * c-common.c (c_staticp): Remove.
8535 * c-common.h (c_staticp): Ditto.
8536 * langhooks-defs.h (lhd_staticp): Ditto.
8537 (LHD_HOOKS_STATICP): Ditto
8538 * tree.h (gcc_assert_lowered): New macro.
8540 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8542 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8543 argument "reliable".
8544 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8545 Add argument "reliable". Propagate it through calls.
8546 (infer_loop_bounds_from_undefined): Derive number of iterations
8547 estimates from references in blocks that do not dominate loop latch.
8548 (gcov_type_to_double_int): New function.
8549 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8550 and expected_loop_iterations_unbounded.
8551 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8552 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8553 * tree-data-ref.c (estimated_loop_iterations): Export.
8554 (get_references_in_stmt): Fix -- do not return addresses of local
8556 * cfgloop.h (expected_loop_iterations_unbounded,
8557 estimated_loop_iterations): Declare.
8559 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8561 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8563 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8565 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8566 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8567 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8568 Use output_387_reg_move().
8569 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8570 expander using X87MODEF12 mode macro.
8571 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8572 choosing register preferences. Use output_387_reg_move().
8573 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8574 instead of "x". Use output_387_reg_move().
8575 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8576 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8577 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8578 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8579 Use output_387_reg_move().
8580 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8582 (*truncxf?f_i387 splitter): Ditto.
8584 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8586 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8587 LANG_HOOKS_SAFE_FROM_P.
8588 * expr.c (safe_from_p): Remove langhook call.
8589 * langhooks.h (lang_hooks): Remove safe_from_p.
8590 (lhd_safe_from_p): Remove prototype.
8591 * langhooks.c (lhd_safe_from_p): Remove.
8593 2007-04-06 Jan Hubicka <jh@suse.cz>
8595 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8598 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8600 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8601 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8602 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8603 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8605 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8606 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8608 2007-04-05 Richard Henderson <rth@redhat.com>
8610 * config/alpha/alpha.c (print_operand) [+]: Remove.
8611 (alpha_end_function): Print nop if call at end of function.
8612 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8613 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8614 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8615 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8616 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8617 the call pattern. Update peepholes to match.
8619 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8621 * doc/extend.texi (Other Builtins): Add decimal float variants
8623 * builtins.def: Ditto.
8624 * builtins.c (expand_builtin): Ditto.
8626 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8627 H.J. Lu <hongjiu.lu@intel.com>
8630 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8631 of V8HImode when calling ix86_binary_operator_ok.
8632 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8633 (sdot_prodv8hi): Operands 1 and 2 must be register.
8635 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8637 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8638 initialize align to silence bogus warning.
8640 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8643 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8645 (struct sra_walk_fns): Remove use_all parameter from use.
8646 (sra_hash_tree): Handle BIT_FIELD_REFs.
8647 (sra_elt_hash): Don't hash bitfld blocks.
8648 (sra_elt_eq): Skip them in parent compares as well. Handle
8650 (sra_walk_expr): Don't maintain or pass down use_all_p.
8651 (scan_use): Remove use_all parameter.
8652 (scalarize_use): Likewise. Re-expand assignment to
8653 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8654 output, and re-scalarize after output. Don't mark anything
8656 (scalarize_ldst): Adjust.
8657 (scalarize_walk_gimple_modify_statement): Likewise.
8658 (build_element_name_1): Handle BIT_FIELD_REFs.
8659 (instantiate_element): Don't warn for any element whose parent
8661 (instantiate_missing_elements_1): Return the sra_elt.
8662 (canon_type_for_field): New.
8663 (try_instantiate_multiple_fields): New.
8664 (instantiate_missing_elemnts): Use them.
8665 (mark_no_warning): Removed.
8666 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8667 (REPLDUP, sra_build_elt_assignment): New.
8668 (generate_copy_inout): Use them.
8669 (generate_element_copy): Likewise. Handle bitfld differences.
8670 (generate_element_zero): Don't recurse for blocks. Use
8671 sra_build_elt_assignment.
8672 (generate_one_element_int): Take elt instead of var. Use
8673 sra_build_elt_assignment.
8674 (generate_element_init_1): Adjust.
8675 (scalarize_use, scalarize_copy): Use REPLDUP.
8676 (scalarize_ldst): Move assert before dereference.
8677 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8679 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8681 * regmove.c: Fix unused variable warnings due to previous commit.
8683 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8685 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8686 (regmove_bb_head): Remove.
8687 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8688 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8689 problems with fixup_match_1.
8690 Don't initialize/free regmove_bb_head.
8692 (reg_is_remote_constant_p): If an insn is in the same basic block
8693 but not before INSN, consider it remote, too.
8695 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8698 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8699 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8701 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8703 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8704 (CONDITIONAL_REGISTER_USAGE): Likewise.
8706 2007-04-04 Richard Henderson <rth@redhat.com>
8708 * config/alpha/lib1funcs.asm: Remove unused file.
8710 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8713 * opts.c (print_specific_help): Fix --help=<language>
8715 (common_handle_option): Support --help=common.
8717 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8720 * gcc.c (main): Do not run the linker if
8721 print_subprocess_help indicates that it shouldn't be
8724 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8727 * doc/invoke.texi (--help=): Document <languages> value, fix
8728 formatting in tables of values.
8730 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8732 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8733 dllimport attribute of virtual methods.
8735 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8737 * config/score/crti.asm: Change _bss_start to __bss_start.
8738 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8739 (OUTGOING_REG_PARM_STACK_SPACE) update.
8740 * config/score/score.opt: add options to make backend support
8741 score5, score5u, score7 and score7d.
8742 * config/score/score.md: Likewise.
8743 * config/score/misc.md: Likewise.
8744 * config/score/mac.md: Likewise.
8745 * doc/invoke.texi: Likewise.
8746 * doc/md.texi: update constraints define.
8748 2007-04-03 Richard Henderson <rth@redhat.com>
8750 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8751 an appropriate type, use the mode instead.
8753 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8755 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8756 Set the default --with-arch setting to mips2.
8757 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8758 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8759 (MULTILIB_OSDIRNAMES): Delete.
8760 (MULTILIB_DIRNAMES): Define.
8761 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8762 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8763 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8764 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8765 VXWORKS_OS_CPP_BUILTINS.
8766 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8767 (MIPS_DEBUGGING_INFO): Undefine.
8768 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8770 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8773 * fold-const.c (native_encode_real): Encode real.c provided longs
8774 as a series of 32-bit native integers.
8775 (native_interpret_real): Interpret buffer as a series of 32-bit
8778 2007-04-03 Richard Guenther <rguenther@suse.de>
8780 * genpreds.c (write_insn_constraint_len): Write function
8781 optimized for CONSTRAINT_LEN implementation.
8782 (write_tm_preds_h): Output insn_constraint_len inline and
8783 use it for CONSTRAINT_LEN.
8784 (write_insn_preds_c): Don't output insn_constraint_len.
8785 * doc/md.texi (define_register_constraint): Document multi-letter
8786 constraints shall have the same length if they start with the same
8789 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8792 * config/i386/i386.md (isinf<mode>2): Expand only when
8793 TARGET_C99_FUNCTIONS is set.
8795 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8797 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8798 (x86_64-*-linux*): Ditto.
8799 * config/i386/i386.opt (mpc): New option.
8800 * config/i386/i386.c (overrride_options): Handle
8801 ix87_precision_string.
8802 * config/i386/crtprec.c: New file.
8803 * config/i386/t-crtpc: Ditto.
8804 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8806 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8807 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8808 crtprec32.o, crtprec64.o and crtprec80.o.
8810 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8812 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8814 2007-04-02 Eric Christopher <echristo@apple.com>
8816 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8817 limitations on darwin.
8819 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8822 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8824 2007-04-02 Dave Korn <dave.korn@artimi.com>
8826 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8828 2007-04-02 Dave Korn <dave.korn@artimi.com>
8830 * libgcc2.h (exception_descriptor): Don't forward-declare.
8831 (__get_eh_table_language, __get_eh_table_version): Delete
8832 prototypes of long-dead functions.
8834 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8836 * ebitmap.h: New file
8837 * ebitmap.c: New file
8838 * Makefile.in (ebitmap.o): New target.
8840 2007-04-01 Jan Hubicka <jh@suse.cz>
8842 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8843 before very first instruction.
8845 2007-04-01 Jan Hubicka <jh@suse.cz>
8847 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8848 waring on 64bit hosts.
8849 * bitmap.h: Fix typo in bitmap_head_def.
8851 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8853 PR rtl-optimization/31391
8854 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8855 into a DELETED_LABEL note, and the label is in an empty basic
8856 block, update BB_END as well as BB_HEAD.
8858 2007-04-01 Richard Henderson <rth@redhat.com>
8860 PR tree-optimization/31169
8861 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8862 to varying if the range is outside [0, prec-1].
8864 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8867 * config/mips/mips.md (load_const_gp): New insn.
8868 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8869 the MIPS16 GP pseudo register if no_new_pseudos.
8870 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8872 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8875 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8877 (call_value): Likewise.
8879 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8880 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8883 * doc/invoke.texi: (optimization options): Reword description
8884 of -ffast-math. Document its primary purpose.
8886 2007-03-31 Richard Guenther <rguenther@suse.de>
8888 * omp-low.c (splay-tree.h): Include.
8889 (lookup_decl): Replace splay-tree usage by pointer-map.
8890 (maybe_lookup_decl): Likewise.
8891 (new_omp_context): Likewise.
8892 (delete_omp_context): Likewise.
8893 * gimplify.c (splay-tree.h): Include.
8894 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8896 (remap_ssa_name): Likewise.
8897 (remap_decl): Likewise.
8898 (remap_type_1): Likewise.
8899 (remap_type): Likewise.
8900 (copy_body_r): Likewise.
8901 (expand_call_inline): Likewise.
8902 (clone_body): Likewise.
8903 (copy_tree_r): Likewise.
8904 (remap_save_expr): Likewise.
8905 (unsave_r): Likewise.
8906 (unsave_expr_now): Likewise.
8907 (tree_function_versioning): Likewise.
8908 (build_duplicate_type): Likewise.
8909 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8910 (struct copy_body_data): Replace splay-tree by pointer-map.
8911 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8912 not $(SPLAY_TREE_H).
8913 (gimplify.o): Depend on $(SPLAY_TREE_H).
8914 (omp-low.p): Likewise.
8916 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8918 * config/avr/predicates.md (even_register_operand,
8919 odd_register_operand): New predicates.
8920 * config/avr/avr.md (movw peephole2): New.
8921 (movw_r peephole2): New.
8923 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8925 * tree.h (get_signed_or_unsigned_type): New.
8926 * fold-const.c (operand_equal_for_comparison_p): Use
8927 get_signed_or_unsigned_type instead of
8928 lang_hooks.types.signed_or_unsigned_type.
8929 * expr.c (store_expr): Ditto.
8930 * langhooks.c (get_signed_or_unsigned_type): New.
8931 (lhd_signed_or_unsigned_type): New.
8932 * langhooks.h (lhd_signed_or_unsigned_type): New.
8933 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8935 2007-03-30 Richard Henderson <rth@redhat.com>
8937 * tree-ssa-loop-ivopts.c: Include target.h.
8938 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8939 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8940 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8941 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8943 2007-03-30 Richard Henderson <rth@redhat.com>
8944 Kai Tietz <kai.tietz@onevision.com>
8946 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8948 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8949 (TARGET_64BIT_MS_ABI): New.
8950 (DBX_REGISTER_NUMBER): Handle 64-bit.
8951 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8952 (LONG_TYPE_SIZE): Force to 32.
8953 (REG_PARM_STACK_SPACE): New.
8954 (OUTGOING_REG_PARM_STACK_SPACE): New.
8955 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8956 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8957 (STACK_BOUNDARY): Use 128 for 64-bit.
8958 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8959 Add 64-bit implementation.
8960 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8962 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8963 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8964 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8965 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8966 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8967 TARGET_64BIT_MS_ABI.
8968 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8969 (ix86_pass_by_reference): Likewise.
8970 (ix86_function_value_regno_p): Likewise.
8971 (ix86_build_builtin_va_list): Likewise.
8972 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8973 (function_arg_advance_ms_64): New.
8974 (function_arg_advance): Call it.
8975 (function_arg_ms_64): New.
8976 (function_arg): Call it.
8977 (function_value_ms_64): New.
8978 (ix86_function_value_1): Call it.
8979 (return_in_memory_ms_64): New.
8980 (ix86_return_in_memory): Call it.
8981 (setup_incoming_varargs_ms_64): New.
8982 (ix86_setup_incoming_varargs): Call it.
8983 (ix86_expand_prologue): Handle 64-bit stack probing.
8984 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8985 (output_pic_addr_const): Likewise.
8986 (x86_this_parameter): Likewise.
8987 (x86_output_mi_thunk): Likewise.
8988 (x86_function_profiler): Likewise.
8989 (TARGET_STRICT_ARGUMENT_NAMING): New.
8990 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8991 (TARGET_64BIT_MS_ABI): New.
8992 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8993 * config/i386/i386.md (allocate_stack_worker): Remove.
8994 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8995 describe the clobber of eax without a match_scratch.
8996 (allocate_stack_worker_postreload): Remove.
8997 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8998 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8999 (allocate_stack_worker_rex64_postreload): Remove.
9000 (allocate_stack): Handle 64-bit.
9001 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9002 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9003 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9004 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9005 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9006 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9007 * config.build (x86_64-*-mingw*): New host.
9008 * config.host (x86_64-*-mingw*): New host.
9009 * config.gcc (x86_64-*-mingw*): New target.
9010 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9012 2007-03-30 Richard Henderson <rth@redhat.com>
9013 Kai Tietz <kai.tietz@onevision.com>
9015 * c-pragma.c (struct def_pragma_macro_value): New.
9016 (struct def_pragma_macro): New.
9017 (pushed_macro_table): New.
9018 (dpm_hash, dpm_eq): New.
9019 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9020 (init_pragma): Install them.
9021 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9023 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9025 * config/avr/avr.c (avr_override_options): Clear
9026 'flag_delete_null_pointer_checks'.
9028 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9031 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9032 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9033 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9034 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9035 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9036 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9037 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9039 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9041 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9043 * regmove.c: Move all of pass_stack_adjustments from here...
9044 * combine-stack-adj.c: ...to this new file.
9045 * Makefile.in: Add rules for combine-stack-adj.o.
9047 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9049 PR tree-optimization/31383
9050 * tree-data-ref.c (affine_function_equal_p): Do not require the
9051 vectors to have the same length.
9053 2007-03-30 Jan Hubicka <jh@suse.cz>
9056 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9057 availablility; add more sanity checking; ask varpool only about
9060 2007-03-29 Richard Henderson <rth@redhat.com>
9062 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9063 to decide, but __SIZEOF_LONG_LONG__.
9065 2007-03-29 Richard Henderson <rth@redhat.com>
9067 * emutls.c (struct __emutls_array): New.
9068 (emutls_destroy): Use it instead of casting element 0 from void*.
9069 (__emutls_get_address): Likewise.
9071 2007-03-29 Richard Henderson <rth@redhat.com>
9073 * varasm.c (initializer_constant_valid_p): Don't deny
9074 DECL_DLLIMPORT_P on functions.
9076 * config/i386/cygming.h: Remove function declarations.
9077 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9078 (ASM_OUTPUT_LABELREF): Remove.
9079 (COMMON_ASM_OP): Remove.
9080 (ASM_OUTPUT_COMMON): Remove.
9081 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9082 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9083 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9084 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9085 Rename from TARGET_ENCODE_SECTION_INFO.
9086 * config/i386/netware.h: Likewise.
9087 * config/i386/i386-protos.h: Update.
9088 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9089 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9090 (legitimate_constant_p): Reject dllimports.
9091 (dllimport_map, get_dllimport_decl): New.
9092 (legitimize_dllimport_symbol): New.
9093 (legitimize_address, ix86_expand_move): Use it.
9094 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9095 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9096 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9097 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9098 * config/i386/predicates.md (constant_call_address_operand): Only
9099 accept symbols; reject dllimport_p symbols.
9100 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9101 i386_pe_maybe_record_exported_symbol.
9102 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9103 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9104 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9105 trust the setting of DECL_DLLIMPORT_P.
9106 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9107 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9108 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9109 tidy the argument scanning loop.
9110 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9111 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9112 (i386_pe_strip_name_encoding): Remove.
9113 (i386_pe_binds_local_p): New.
9114 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9115 (i386_pe_output_labelref): Remove.
9116 (i386_pe_asm_output_aligned_decl_common): New.
9117 (i386_pe_maybe_record_exported_symbol): Rename from
9118 i386_pe_record_exported_symbol; check for dllexported symbols.
9120 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9122 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9123 add comment explaining why vsnprintf cannot be used.
9125 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9127 PR tree-optimization/30666
9128 * tree.c (build_complex_type): When creating type names for DWARF2
9129 debug info, create TYPE_DECLs for TYPE_NAME instead of
9131 (build_common_tree_nodes_2): Use build_complex_type when building
9132 predefined complex types, to preserve canonical types.
9134 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9136 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9137 (noce_get_alt_condition): Look at it to determine whether to
9138 reverse the condition or not.
9139 (noce_get_condition): Substitute the truth for lies.
9140 (noce_find_if_block): Set the then_else_reversed field.
9142 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9144 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9145 destination of this insn.
9146 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9147 than calling gen_rtx_SET directly. Use r0 to hold the value of
9148 'address + 4' rather than a stack based temporary which can be
9151 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9153 * config/s390/s390.c (s390_secondary_input_reload_class,
9154 s390_secondary_output_reload_class): Functions removed.
9155 (s390_secondary_reload): New function.
9156 (TARGET_SECONDARY_RELOAD): Target macro defined.
9157 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9158 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9159 * config/s390/s390.md ("reload_outti", "reload_outdi",
9160 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9161 "reload_out<mode>"): Expanders removed.
9162 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9163 "reload<mode>_nonoffmem_out"): Expanders added.
9165 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9167 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9168 action if SRC->DEST replacement failed anyway.
9170 2007-03-28 Mike Stump <mrs@apple.com>
9172 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9173 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9174 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9176 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9178 * config.gcc: Accept barcelona as a variant of amdfam10.
9179 * config/i386/i386.c (override_options): Likewise.
9180 * doc/invoke.texi: Likewise.
9182 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9184 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9185 offsets for BIT_FIELD_REF and COMPONENT_REF.
9187 2007-03-28 Richard Guenther <rguenther@suse.de>
9189 * tree.c (is_global_var): Move ...
9190 * tree-flow-inline.h (is_global_var): ... here.
9191 * tree.h (is_global_var): Remove declaration.
9193 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9195 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9197 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9198 * config/i386/i386.c (ix86_tune_features): Initialize new
9200 * config/i386/predicates.md (promotable_binary_operator): Use
9201 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9203 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9206 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9208 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9210 * config/fr30/fr30.md (movsi_internal): Change destination
9211 constraint from m to V and add m to the end.
9213 2007-03-28 Christian Bruel <christian.bruel@st.com>
9215 * config/sh/sh.md (movsi_i): Fix type attribute.
9217 2007-03-28 Christian Bruel <christian.bruel@st.com>
9219 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9220 (movsf_ie): Likewise.
9222 2007-03-28 Christian Bruel <christian.bruel@st.com>
9224 * config.gcc: Add sh4-300 to multilib.
9225 * config/sh/t-mlib-sh4-300: New file.
9227 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9229 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9230 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9232 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9233 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9234 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9235 "fixuns_trunctddi2"): Whitespace fix.
9237 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9239 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9240 the definition of struct sh_args.
9241 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9242 CALL_COOKIE_INT_REG_GET): Likewise.
9244 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9246 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9247 transformations are applied successfully.
9249 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9251 * tree.c (tree_contains_struct): Permit 512 tree codes.
9252 * tree.h (tree_contains_struct): Ditto.
9253 (MAX_TREE_CODES): Ditto.
9254 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9255 SPARE member to store remaining padding bits.
9257 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9259 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9262 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9264 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9265 * configure: Regenerate.
9267 * configure: Regenerate using the correct version of autoconf.
9269 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9271 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9273 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9274 regs to "__SP_L__" and "__SP_H__".
9276 2007-03-27 Richard Guenther <rguenther@suse.de>
9278 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9279 computations with it with a HOST_WIDE_INT variable.
9281 2007-03-26 Mike Stump <mrs@apple.com>
9283 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9284 objective-c-header, objective-c++-header and objc++-cpp-output
9286 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9288 2007-03-26 Richard Henderson <rth@redhat.com>
9291 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9292 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9293 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9294 IX86_BUILTIN_PSRLQ128): New.
9295 (ix86_init_mmx_sse_builtins): Add them.
9296 (ix86_expand_builtin): Expand them.
9297 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9298 operand 2 be TImode.
9299 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9300 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9301 _mm_srli_epi64): Mark __B const.
9302 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9303 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9304 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9305 new two-vector shift builtins.
9307 2007-03-26 Ian Lance Taylor <iant@google.com>
9309 PR tree-optimization/31345
9310 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9311 [+INF, +INF(OVF)] into VARYING.
9313 2007-03-26 Zack Weinberg <zackw@panix.com>
9315 * gengtype-parse.c: New file.
9316 * gengtype-yacc.y: Delete.
9317 * gengtype-lex.l: Don't include gengtype-yacc.h.
9318 Define YY_DECL and yyterminate appropriately for recursive
9319 descent parser. yylval is now a string out-parameter to yylex.
9320 (HWS, EOID): New shorthand.
9321 (IWORD): Add a couple more types.
9322 (yylex): Add a setup stanza. Remove the complex rules for
9323 detecting GTY'ed types and typedefs; replace with simple
9324 keyword detectors. Adjust everything for the changed
9325 definition of yylval. Ignore all pp-directives, not just #define.
9327 (parse_file): Rename yybegin; do not call yyparse.
9329 * gengtype.c (xasprintf): Export again.
9330 (this_file): New. Use everywhere __FILE__ was being used.
9331 (get_lang_bitmap): Special case types defined in gengtype.c.
9332 (do_typedef, new_structure): Suppress definition of certain types.
9333 (new_structure): Improve diagnostics of duplicate definitions.
9334 Make sure location_s is associated with input.h.
9335 (nreverse_pairs, define_location_structures): New functions.
9336 (main): Improve tagging of kludge types. Remove old kludges
9337 for input.h types; use define_location_structures.
9338 * gengtype.h: Update prototypes. Define token codes here.
9339 * Makefile.in: Remove all references to gengtype-yacc.
9340 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9342 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9343 add GTY((skip)) to the field that's only conditionally there.
9344 * doc/install.texi: Document that Bison is no longer required
9345 unless building treelang.
9347 * gengtype.c: Don't include gtyp-gen.h.
9348 (srcdir): Declare here.
9349 (base_files, lang_dir_names): Allocate dynamically.
9350 (gt_files, num_gt_files, num_lang_dirs): New globals.
9351 (measure_input_list, read_input_line, read_input_list)
9352 (set_lang_bitmap): New functions.
9353 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9354 simplify, relying on read_input_list to set up the bitmaps.
9355 (main): Arguments are no longer unused. Check for correct number
9356 of command line arguments, set srcdir and srcdir_len, then call
9357 read_input_list, before doing anything else. No need to worry
9358 about duplicates in main loop.
9359 * configure.ac: Simplify the calculation of all_gtfiles.
9360 Put language tags in there. Don't set or substitute
9361 all_gtfiles_files_langs or all_gtfiles_files_frags.
9362 * Makefile.in: Revamp the way gengtype is invoked, now that it
9363 takes a file on its command line with a much simpler format.
9364 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9365 (GTFILES): Remove duplicates and C source files.
9366 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9367 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9368 * configure: Regenerate.
9370 * gengtype.h: Remove all type definitions to gengtype.c; leave
9371 only definitions of options_p, type_p, and pair_p as opaque
9372 pointers. Update prototypes.
9373 * gengtype.c: Many type definitions moved here from gengtype.h.
9374 Consolidate type definitions at the top of the file.
9375 (xvasprintf): Delete.
9376 (xasprintf): Make static.
9377 (create_nested_pointer_option): Add 'next' parameter.
9378 (create_field_all, create_field_at): New functions.
9379 (create_field): Now a thin wrapper around create_field_all.
9380 (create_optional_field): Rename create_optional_field_ and add
9381 line argument. Original name is now a macro which supplies
9383 (oprintf): Use vsnprintf directly.
9384 (close_output_files): Use fatal rather than perror/exit.
9385 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9386 (main): Set progname. Don't use exit.
9387 * gengtype-yacc.y (struct_fields): Use create_field_at.
9388 (option, optionseqopt): Delete.
9389 (optionseq): Consolidate productions from option here so we
9390 can use the first argument to create_option.
9392 * gengtype-lex.l: Distinguish unions from structures in the
9393 token type. Don't call find_structure; return the tag as a string.
9394 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9395 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9396 string. Reorganize typedef_struct production accordingly.
9397 Use create_nested_ptr_option.
9398 * gengtype.c (create_nested_ptr_option): New function.
9399 * gengtype.h: Declare it.
9401 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9402 (string_type): Don't declare.
9403 (do_scalar_typedef): Declare.
9404 (create_scalar_type): Update prototype.
9405 * gengtype.c (string_type): Make static.
9406 (scalar_nonchar, scalar_char): New.
9407 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9408 (resolve_typedef): Use scalar_nonchar for error recovery.
9409 (create_scalar_type): Remove name_len field. Return scalar_char
9410 or scalar_nonchar as appropriate.
9411 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9413 (throughout): Use scalar_nonchar instead of calling
9414 create_scalar_type, whenever possible.
9415 (main): Initialize scalar_char and scalar_nonchar before calling
9417 * gengtype-lex.l: Adjust for removal of second argument to
9418 create_scalar_type. Use yylval.s instead of yylval.t when
9420 * gengtype-yacc.y: Type of SCALAR is string. Call
9421 create_scalar_type from type:SCALAR rule. Adjust for removal of
9422 second argument to create_scalar_type.
9424 * vec.h: Remove all #if IN_GENGTYPE blocks.
9425 Add comment saying that changes may require adjustments to gengtype.
9426 * gengtype.c: Don't include coretypes.h or tm.h.
9427 Add comment to inclusion of errors.h.
9428 (note_def_vec, note_def_vec_alloc): New functions.
9429 * gengtype.h: Declare new functions.
9430 * gengtype-lex.l: Don't include coretypes.h.
9431 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9433 (update_lineno): Remove unnecessary prototype.
9434 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9435 (VEC rule): Just return VEC_TOKEN.
9436 * gengtype-yacc.y (VEC_TOKEN): New token type.
9437 (type): Add a production for VEC(a,b).
9438 * Makefile.in: Update dependencies.
9440 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9441 typedefs that use the old PARAMS macro.
9443 * gengtype-lex.l: Remove all rules and states relating to yacc
9445 * gengtype-yacc.y: Similarly.
9446 * gengtype.c (note_yacc_type): Delete function.
9447 * gengtype.h: Update prototypes.
9449 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9451 * tree-pretty-print.c (dump_generic_node): Report precision of
9452 unnamed integer types.
9454 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9456 * ifcvt.c (noce_try_store_flag_constants): Don't check
9457 no_new_pseudos here.
9458 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9459 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9460 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9461 noce_try_sign_mask): Likewise.
9462 (if_convert): Check no_new_pseudos here.
9464 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9466 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9467 (noce_get_condition): Handle new then_else_reversed argument.
9468 (noce_init_if_info): Remove, fold into noce_find_if_block.
9469 (noce_process_if_block): Take a struct noce_if_info as the
9470 argument. Don't set up one based on ce_if_info. Update pointer
9471 references accordingly.
9472 (cond_move_process_if_block): Likewise.
9473 (process_if_block): Removed.
9474 (find_if_block): Removed. Move functionality two new functions,
9475 noce_find_if_block and cond_exec_find_if_block.
9476 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9477 blocks and the symmetric IF-ELSE-JOIN case.
9478 (cond_exec_find_if_block): Also new function mostly based on old
9479 find_if_block and process_if_block.
9480 (find_if_header): Replace find_if_block call with separately
9481 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9482 (find_cond_trap): Update noce_get_condition call.
9483 (dead_or_predicable): Likewise.
9485 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9487 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9489 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9490 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9491 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9492 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9493 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9494 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9495 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9496 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9497 __builtin_ia32_psrad128 builtins.
9499 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9501 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9502 * config/i386/constraints.md
9503 (define_constraint "I"): Use IN_RANGE macro.
9504 (define_constraint "J"): Ditto.
9505 (define_constraint "K"): Ditto.
9506 (define_constraint "M"): Ditto.
9507 (define_constraint "N"): Ditto.
9508 (define_constraint "O"): Ditto.
9509 * config/i386/predicates.md
9510 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9511 (define_predicate "const_0_to_3_operand"): Ditto.
9512 (define_predicate "const_0_to_7_operand"): Ditto.
9513 (define_predicate "const_0_to_15_operand"): Ditto.
9514 (define_predicate "const_0_to_63_operand"): Ditto.
9515 (define_predicate "const_0_to_255_operand"): Ditto.
9516 (define_predicate "const_1_to_31_operand"): Ditto.
9517 (define_predicate "const_2_to_3_operand"): Ditto.
9518 (define_predicate "const_4_to_7_operand"): Ditto.
9520 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9522 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9523 in SImode for save_world.
9524 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9527 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9529 PR tree-optimization/30784
9530 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9533 2007-03-25 Revital Eres <eres@il.ibm.com>
9535 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9536 Fold movement_possibility function into it.
9538 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9540 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9541 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9542 (call_indirect_nonlocal_darwin64): Same.
9543 (call_nonlocal_darwin64): Same.
9544 (call_value_indirect_nonlocal_darwin64): Same.
9545 (call_value_nonlocal_darwin64): Same.
9546 (sibcall_nonlocal_darwin64): Same.
9547 (sibcall_value_nonlocal_darwin64): Same.
9548 (sibcall_symbolic_64): Same.
9549 (sibcall_value_symbolic_64): Same.
9550 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9552 (rs6000_emit_load_toc_table): Same.
9553 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9554 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9560 (load_toc_v4_pic_si): Same
9561 (load_toc_v4_PIC_1): Same.
9562 (load_toc_v4_PIC_1b): Same.
9563 (call_indirect_aix{32,64}): Same.
9564 (call_value_indirect_aix{32,64}): Same.
9567 (call_local{32,64}): Same.
9568 (call_value_local{32,64}): Same.
9569 (call_indirect_nonlocal_aix{32,64}): Same.
9570 (call_nonlocal_aix{32,64}): Same.
9571 (call_value_indirect_nonlocal_aix{32,64}): Same.
9572 (call_value_nonlocal_aix{32,64}): Same.
9573 (call_indirect_nonlocal_sysv<mode>): Same.
9574 (call_nonlocal_sysv<mode>): Same.
9575 (call_value_indirect_nonlocal_sysv<mode>): Same.
9576 (call_value_nonlocal_sysv<mode>): Same.
9578 (sibcall_local{32,64}): Same.
9579 (sibcall_value_local{32,64}): Same.
9580 (sibcall_nonlocal_aix{32,64}): Same.
9581 (sibcall_value_nonlocal_aix{32,64}): Same.
9582 (sibcall_nonlocal_sysv<mode>): Same.
9583 (sibcall_value): Same.
9584 (sibcall_value_nonlocal_sysv<mode>): Same.
9586 2007-03-24 Paul Brook <paul@codesourcery.com>
9588 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9589 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9591 2007-03-24 Richard Henderson <rth@redhat.com>
9593 * config/ia64/constraints.md: New file.
9594 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9595 satisfies_constraint_?.
9596 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9597 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9598 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9599 ia64_output_mi_thunk): Likewise.
9600 (ia64_const_ok_for_letter_p): Remove.
9601 (ia64_const_double_ok_for_letter_p): Remove.
9602 (ia64_extra_constraint): Remove.
9603 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9604 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9605 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9606 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9607 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9608 EXTRA_MEMORY_CONSTRAINT): Remove.
9609 * config/ia64/ia64.md: Include constriants.md. Replace
9610 CONST_OK_FOR_? with satisfies_constraint_?.
9612 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9613 H.J. Lu <hongjiu.lu@intel.com>
9615 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9617 (name macros): Use DPD_BID_NAME to convert names properly.
9619 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9620 decimal floating point format.
9621 (init_floating_libfuncs): Change decimal functions so that they
9622 have a "bid_" prefix if the decimal system uses the BID format,
9623 and "dpd_" prefix if the decimal system uses the DPD format.
9624 (init_interclass_conv_libfuncs): Ditto.
9625 (init_intraclass_conv_libfuncs): Ditto.
9627 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9628 using the BID format.
9630 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9631 whether we are using the BID decimal format.
9632 * configure: Regenerate.
9634 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9635 the compiler has decimal floating point enabled. Define
9636 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9639 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9640 using the BID format.
9642 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9643 whether we are using the BID decimal format.
9644 * configure: Regenerate.
9646 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9647 the compiler has decimal floating point enabled. Define
9648 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9651 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9652 options, and that it is enabled for i386/x86_64 systems.
9654 * Makefile.in (enable_decimal_float): New.
9656 (DECNUMINC): Add -I$(DECNUMFMT).
9657 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9658 to $(DECNUMFMT) from $(DECNUM).
9660 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9661 Substitute enable_decimal_float.
9662 * configure: Regenerated.
9665 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9668 * configure.ac: Enable decimal float for x86_64-*-linux*.
9669 * configure: Regenerated.
9672 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9673 decimal128ClearSign to flip and clear the sign bit in decimal128.
9674 (decimal_real_maxval): Set decimal128SetSign to set the sign
9677 2007-03-23 Ian Lance Taylor <iant@google.com>
9679 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9681 2007-03-23 Ian Lance Taylor <iant@google.com>
9683 * tree-dump.c (dump_files): Correct comment.
9685 2007-03-23 Ian Lance Taylor <iant@google.com>
9687 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9689 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9691 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9692 in cfglayout mode. Don't go into and out of cfglayout mode.
9693 Link the blocks in the order of the constructed traces.
9694 (rest_of_handle_tracer): Adjust call to tracer.
9695 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9696 Don't go into cfglayout mode.
9697 (rtl_loop_done): Don't go out of cfglayout mode.
9698 * cfglayout.c (relink_block_chain): New function, split out from...
9699 (fixup_reorder_chain): ...here. Remove redundant checking.
9700 (cfg_layout_finalize): Don't clear the header, footer, and aux
9701 fields here, move the code to do so to relink_block_chain. Likewise
9702 for free_original_copy_tables.
9703 * rtl.h (tracer): Update prototype.
9704 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9705 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9706 mode. Use relink_block_chain to serialize the CFG according to the
9707 new basic block order. Move targetm.cannot_modify_jumps_p check from
9709 (gate_handle_reorder_blocks): ...to here.
9710 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9712 (gate_duplicate_computed_gotos): ...to here.
9713 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9714 something always changes when going into and out of cfglayout mode.
9715 Perform an expensive cfg cleanup while going into cfglayout mode.
9716 Always update liveness information on HAVE_conditional_execution
9717 targets. Reserialize the basic blocks and go out of cfglayout mode.
9718 * reg-stack.c: Include cfglayout.h.
9719 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9720 the call to reorder_basic_blocks.
9721 * basic-block.h (reorder_basic_blocks): Update prototype.
9722 (relink_block_chain): New prototype.
9723 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9725 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9727 * config/mips/mips.md (type, hazard, *movdi_32bit,
9728 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9729 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9730 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9731 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9732 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9734 (movcc): Change first xfer to multi.
9735 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9736 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9737 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9738 config/mips/generic.md: Change reservations using "xfer" to use
9740 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9741 using match_operand.
9742 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9743 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9745 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9747 2007-03-22 Richard Henderson <rth@redhat.com>
9749 * config/i386/i386.c: Remove unnecessary function declarations.
9750 Move targetm definition, and all related macros, to the end of
9751 the file. Resort some functions to put definitions before uses.
9752 (ix86_attribute_table): Make static. Move to end of file.
9753 (ix86_gimplify_va_arg): Make static.
9755 2007-03-22 Richard Henderson <rth@redhat.com>
9757 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9758 don't increase local_regparm with force_align_arg_pointer check.
9759 (ix86_function_sseregparm): Assert 32-bit.
9760 (type_has_variadic_args_p): New.
9761 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9762 type_has_variadic_args_p.
9763 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9764 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9765 use memset instead. Do maybe_vaarg check first; skip attribute
9766 tests if true; skip attribute tests for 64-bit.
9767 (construct_container): Remove TARGET_DEBUG_ARG.
9768 (function_arg_advance_32, function_arg_advance_64): Split out ...
9769 (function_arg_advance): ... from here.
9770 (function_arg_32, function_arg_64): Split out ...
9771 (function_arg): ... from here.
9772 (ix86_pass_by_reference): Tidy.
9773 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9774 (function_value_32): New, from parts of ix86_function_value
9775 and ix86_value_regno.
9776 (function_value_64): New, from parts of ix86_function_value
9777 and ix86_libcall_value.
9778 (ix86_function_value_1): New.
9779 (ix86_function_value, ix86_libcall_value): Use it.
9780 (return_in_memory_32, return_in_memory_64): Split out ...
9781 (ix86_return_in_memory): ... from here.
9782 (ix86_struct_value_rtx): Skip for 64-bit.
9783 (ix86_libcall_value, ix86_value_regno): Remove.
9784 (setup_incoming_varargs_64): Split out ...
9785 (ix86_setup_incoming_varargs): ... from here.
9786 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9787 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9788 * config/i386/i386-protos.h (ix86_function_value): Remove.
9789 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9791 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9794 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9795 infinities not supported, otherwise emit warning if -Woverflow. On
9796 underflow, emit warning if -Woverflow.
9797 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9799 * real.h (real_from_string): Update declaration
9801 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9802 Richard Henderson <rth@redhat.com>
9804 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9805 * calls.c (compute_argument_block_size, expand_call,
9806 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9807 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9808 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9809 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9810 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9811 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9812 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9813 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9816 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9818 * c-incpath.c (add_sysroot_to_chain): New.
9819 (merge_include_chains): Add sysroot argument. Call
9820 add_sysroot_to_chain if sysrooted.
9821 (register_include_chains): Update call to merge_include_chains.
9822 * doc/cppopts.texi: Document use of '=' in include directory
9825 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9827 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9828 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9829 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9830 insn pattern using X87MODEF12 mode macro.
9832 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9834 * regmove.c (regmove_optimize): Use reg_mentioned_p
9835 instead of reg_overlap_mentioned_p for DST.
9837 2007-03-21 Mike Stump <mrs@apple.com>
9839 * c.opt: Fixup for Objective-C/C++.
9841 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9843 * explow.c (convert_memory_address): Fold memory reference when
9844 POINTERS_EXTEND_UNSIGNED < 0
9846 2007-03-21 Richard Henderson <rth@redhat.com>
9849 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9850 * config/i386/mmintrin.h (__m64): Likewise.
9851 * config/i386/xmmintrin.h (__m128): Likewise.
9853 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9855 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9856 (VXWORKS_OS_CPP_BUILTINS): Define.
9857 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9858 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9860 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9862 * rtl.h (constant_pool_reference_p): Delete.
9863 (find_constant_src): Declare.
9864 * rtlanal.c (find_constant_src): New function.
9865 * simplify-rtx.c (constant_pool_reference_p): Delete.
9866 * config/i386/i386.md: Use find_constant_src instead of
9867 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9869 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9871 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9872 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9874 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9876 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9877 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9878 (arm_elf_asm_constructor): Use it.
9879 (arm_elf_asm_destructor): New function.
9881 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9883 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9885 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9887 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9889 2007-03-19 Andrew Haley <aph@redhat.com>
9891 PR tree-optimization/31264
9892 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9895 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9897 PR rtl-optimization/30907
9898 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9899 (fwprop_init): Always call loop_optimizer_initialize.
9900 (fwprop_done): Always call loop_optimizer_finalize.
9901 (fwprop): We always have loop info now.
9902 (gate_fwprop_addr): Remove.
9903 (pass_fwprop_addr): Use gate_fwprop as gate.
9905 PR rtl-optimization/30841
9906 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9907 df_chain_alloc): Call df_reorganize_refs unconditionally.
9908 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9909 refs_organized to refs_organized_size.
9910 (df_ref_create_structure): Use refs_organized_size instead of
9911 bitmap_size if refs had been organized, and keep refs_organized_size
9913 * df.h (struct df_ref_info): Change refs_organized to
9914 refs_organized_size.
9915 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9918 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9920 * except.c (output_function_exception_table): Do not reference the
9921 EH personality routine for functions that do not require an
9924 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9927 * c-typeck.c (convert_for_assignment): Call comptypes for
9928 RECORD_TYPE or UNION_TYPE.
9931 * reload1.c (reload): Do invalid ASM checking after
9932 cleanup_subreg_operands.
9934 2007-03-19 Jeff Law <law@redhat.com>
9936 * tree-cfg.c (find_taken_edge): Tighten conditions for
9937 optimizing computed gotos.
9939 2007-03-19 Michael Matz <matz@suse.de>
9941 * builtins.c (expand_builtin_sync_operation,
9942 expand_builtin_compare_and_swap,
9943 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9946 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9947 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9950 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9952 * doc/tm.texi: Add brackets around the return type of
9953 TARGET_SECONDARY_RELOAD.
9955 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9956 Richard Guenther <rguenther@suse.de>
9958 PR tree-optimization/31254
9959 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9960 Use handled_component_p () where appropriate. Continue
9961 propagating into the rhs if we propagated into an INDIRECT_REF
9964 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9966 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9967 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9968 (xde, xdee): Mode attributes adjusted to support DFP modes.
9969 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9970 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9971 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9972 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9973 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9974 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9975 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9977 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9978 "movsf"): Insn definitions removed.
9979 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9980 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9981 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9983 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9984 "reload_in<mode>", "reload_out<mode>"): Expander added.
9985 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9988 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9990 * config/s390/s390.md: Only non-functional changes. Renamed
9991 FPR mode macro to BFP all over the file.
9993 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9995 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9996 (op_type attribute): RRF instruction type added.
9997 (fT0): New mode attribute.
9998 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9999 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10000 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10001 instruction no secondary memory is needed when moving DFmode values
10002 between GPRs and FPRs.
10004 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10006 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10007 inverted and documentation adjusted.
10008 ("mhard-dfp", "msoft-dfp"): New options.
10009 * config/s390/s390.c (s390_handle_arch_option): New architecture
10011 (override_options): Sanity checks for the new options added.
10012 * config.gcc: New architecture switch: z9-ec.
10013 * config/s390/s390.h (processor_flags): PF_DFP added.
10014 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10015 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10016 when the bit is NOT set so remove it from the defaults.
10018 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10020 * genemit.c (main): Print include statement for dfp.h.
10021 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10024 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10026 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10028 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10031 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10032 instead of PATTERN.
10034 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10036 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10037 attr_length_call, output_call, output_indirect_call): Cleanup
10038 formatting of targetm calls.
10040 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10042 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10044 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10046 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10047 reservation, bypass and anti-bypass descriptions for these
10048 instructions. Update move patterns.
10049 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10052 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10054 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10055 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10056 (get_initial_def_for_reduction): Likewise.
10058 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10060 Fix PR tree-optimization/29922
10061 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10062 (get_representative): Removed.
10063 (value_dies_in_block_x): Update for rvuse removal.
10064 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10065 (compute_antic_aux): Handle when PHI nodes appear in
10066 non-single-successors.
10067 (dump_bitmap_of_names): Removed.
10068 (compute_antic_safe): Renamed and removed rvuse calculation.
10069 Calculate only antic safe.
10070 (insert_into_preds_of_block): Remove assert.
10071 (execute_pre): Update for renamed functions.
10072 (defer_or_phi_translate_block): New function.
10074 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10076 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10077 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10079 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10080 Follow spelling conventions.
10082 * tree-data-ref.h: Remove the prototype for analyze_array.
10084 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10086 PR tree-optimization/31041
10087 * tree-vect-transform.c (get_initial_def_for_induction): Call
10088 force_gimple_operand.
10090 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10092 * ipa-type-escape.c (look_for_casts) : Revert code to use
10093 handled_component_p due to ada test a-numaux.adb.
10095 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10097 * final.c (final_scan_insn): Alter the condition of a
10098 conditional trap if we have nonstandard CC.
10100 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10102 * configure.ac: Remove excess quoting from asm line 0 test.
10103 * configure: Rebuilt.
10105 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10107 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10108 * c-common.c (convert_and_check): Move warning logic to...
10109 (warnings_for_convert_and_check): ...here. Define.
10110 * c-common.h (warnings_for_convert_and_check): Declare.
10112 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10114 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10115 (output_call): Likewise.
10117 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10119 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10121 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10123 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10125 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10127 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10128 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10130 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10132 PR tree-optimization/31183
10133 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10134 Use double_int instead of unsigned int for representing access_strides.
10135 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10137 2007-03-16 Richard Guenther <rguenther@suse.de>
10139 PR tree-optimization/31146
10140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10141 to allow recursion of forward_propagate_addr_expr.
10142 (forward_propagate_addr_into_variable_array_index): Likewise.
10143 (forward_propagate_addr_expr): Likewise.
10144 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10145 (forward_propagate_addr_expr_1): Recurse on simple copies
10146 instead of propagating into them. Do so for useless conversions
10148 (forward_propagate_addr_expr): Clean up unused statements after
10151 2007-03-16 Richard Guenther <rguenther@suse.de>
10153 * builtins.c (expand_builtin_cexpi): Use the right argument
10154 for the expansion via cexp.
10156 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10158 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10159 * configure: Rebuilt.
10161 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10164 * dwarf2out.c (force_type_die): Adjust comment.
10165 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10167 2007-03-15 DJ Delorie <dj@redhat.com>
10169 * config/frv/predicates.md (minmax_operator): Don't check operands
10172 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10174 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10175 Update constant estimates of number of iterations.
10176 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10177 argument renamed to "realistic".
10178 (compute_estimated_nb_iterations): Removed.
10179 (record_niter_bound): New function.
10180 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10181 call record_nonwrapping_iv with upper = false.
10182 (infer_loop_bounds_from_signedness): Pass upper argument to
10183 record_nonwrapping_iv.
10184 (estimate_numbers_of_iterations_loop): Do not call
10185 compute_estimated_nb_iterations. Record estimate based on profile
10186 information. Initialize the constant estimates of number of
10188 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10190 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10191 number of iterations is too small.
10192 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10193 (EST_NOT_AVAILABLE): Removed.
10194 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10195 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10198 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10200 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10201 Handle NE_EXPR guards.
10203 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10206 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10207 Set also -pedantic-errors by default for the preprocessor unless
10208 -fpermissive is given.
10210 2007-03-15 Richard Guenther <rguenther@suse.de>
10212 PR middle-end/29719
10213 PR middle-end/31161
10214 * builtins.c (expand_builtin_cexpi): As a fallback if we
10215 don't have builtins for sincos or cexp create a function
10216 declaration for cexp and expand to a call to that.
10217 (expand_builtin_int_roundingfn): Always fall
10218 back to floor/ceil and its variants even if they may be
10221 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10223 PR middle-end/31159
10224 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10225 jump tables, move the call to delete_dead_jumptables from here...
10226 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10227 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10228 don't allow merging of blocks that try_redirect_by_replacing_jump
10229 also does not handle when not optimizing.
10231 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10232 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10234 * config/i386/i386.md (x86_sahf_1): Correctly handle
10237 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10240 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10241 x86_64_general_operand as operand[2] predicate. Remove "iF"
10242 from operand constraints and use "e" constraint instead.
10243 (*subti3_1, *subti3_1 splitter): Ditto.
10244 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10245 operand[1] predicate.
10247 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10249 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10250 arrays, multiply the access strides by the size of the sub-array.
10251 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10253 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10255 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10256 the configured assembler supports the sahf mnemonic.
10257 * configure: Regenerate.
10258 * config.in: Regenerate.
10260 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10261 emit "sahf" or ".byte\t0x9e" as asm template.
10263 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10266 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10267 option to replace hard coded TARGET_xxx in md file.
10268 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10269 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10270 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10271 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10272 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10273 (X86_TUNE_NOT_VECTORMODE): Ditto.
10274 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10275 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10276 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10277 (TUNE_SLOW_IMUL_IMM8): Ditto.
10278 (TUNE_MOVE_M1_VIA_OR): Ditto.
10279 (TUNE_NOT_UNPAIRABLE): Ditto.
10280 (TUNE_NOT_VECTORMODE): Ditto.
10282 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10285 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10286 tuning options instead of hard coded TARGET_xxx.
10287 (fix ssemode peephole2's): Ditto.
10288 (imul peephole2's): Ditto.
10290 (movdi_or_rex64): Ditto.
10291 (move peephole2): Ditto.
10292 (not peephole2's): Ditto.
10294 2007-03-14 Dirk Mueller <dmueller@suse.de>
10296 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10297 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10298 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10300 * c-parser.c (c_parser_do_statement): Warn about empty body in
10301 do/while statement.
10302 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10303 * doc/invoke.texi (-Wempty-body): Update documentation.
10305 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10308 * c-common.h (warn_for_div_by_zero): Declare.
10309 * c-common.c (warn_for_div_by_zero): Define.
10310 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10313 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10315 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10316 to PREFIX and STANDARD_PREFIX.
10318 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10319 Phil Edwards <phil@codesourcery.com>
10321 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10322 (__gthread_once_t): Remove busy field for RTPs.
10323 (__GTHREAD_ONCE_INIT): Update accordingly.
10325 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10327 * doc/invoke.texi: Document VxWorks options.
10329 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10331 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10333 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10335 PR tree-optimization/30590
10336 * tree-nrv.c (tree_nrv): Check for the partial update of the
10339 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10341 * flags.h (flag_random_seed): Remove declaration, in favor of...
10342 * toplev.h (get_random_seed, set_random_seed): ... these.
10343 * tree.c (get_file_function_name): Use the former.
10344 * opts.c (common_handle_option): Use the latter.
10347 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10349 PR middle-end/31127
10350 * cse.c (cse_find_path): Do not bail out if a basic block that
10351 we already visited now becomes part of a path that starts at a
10352 different basic block. Just disallow this, to make sure we
10353 visit each basic block at most once.
10355 2007-03-13 Jan Hubicka <jh@suse.cz>
10357 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10358 attributes, when profile esitmate is present, calls with very low
10359 frequency are cold.
10361 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10363 PR tree-optimization/30730
10364 PR tree-optimization/26900
10365 * tree-ssa-loop-niter.c: Include gmp.h.
10366 (bounds): New type.
10367 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10368 split_to_var_and_offset, determine_value_range,
10369 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10370 bound_difference, bounds_add, bounds_negate,
10371 number_of_iterations_ne_max, dump_affine_iv): New functions.
10372 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10373 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10374 difference of initial and final value of control iv to validate
10376 (number_of_iterations_cond): Add loop parameter. Determine bounds
10377 on the difference of the extremes of the control iv. Add dumps.
10378 (expand_simple_operations): Handle phi nodes.
10379 (simplify_using_initial_conditions): Do not record used conditions.
10380 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10381 Do not set additional_info.
10382 (implies_nonnegative_p, implies_ge_p): Removed.
10383 (derive_constant_upper_bound): Do not use parameter `additional'.
10384 (record_estimate): Parameter `additional' removed. Parameter
10385 `i_bound' added. Do not call derive_constant_upper_bound.
10386 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10387 bound the number of iterations estimate.
10388 (estimate_numbers_of_iterations_loop): Pass the estimate from
10389 the number of iterations analysis to record_estimate.
10390 * tree.h (multiple_of_p): Declare.
10391 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10392 (scev_const_prop): Do not check expression_expensive_p.
10393 * fold-const.c (multiple_of_p): Exported.
10394 * double-int.c (double_int_mask): Exported.
10395 * double-int.h (double_int_mask): Declare.
10396 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10397 field. Added max field.
10399 2007-03-13 David Taylor <taylor@candd.org>
10402 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10405 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10408 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10409 two unamed patterns.
10411 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10413 * config/i386/i386.opt (mcx16, msahf): New options.
10414 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10415 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10417 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10418 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10419 Output -mcx16 and -msahf options when corresponding bit is set.
10421 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10422 and -msahf options.
10424 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10426 * configure.ac: Test for assembler tolerance to # 0 "".
10427 * configure, config.in: Rebuilt.
10428 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10430 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10432 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10434 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10435 (handle_syscall): Handle direct system calls.
10436 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10438 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10440 * doc/invoke.texi: Fix cpp.info cross-reference.
10441 * doc/passes.texi: Fix gcc.info cross-reference.
10443 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10445 PR tree-optimization/30835
10446 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10447 bb_for_stmt is not NULL before accessing it.
10449 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10451 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10454 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10457 * doc/install.texi: Document --enable-stage1-languages
10459 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10461 * tree-pass.h (pass_into_cfg_layout_mode,
10462 pass_outof_cfg_layout_mode): Declare.
10463 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10464 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10465 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10466 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10468 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10470 * c-decl.c (warn_variable_length_array): New function.
10471 Refactored from grokdeclarator to handle warn_vla
10472 and handle unnamed array case.
10473 (grokdeclarator): Refactored VLA warning case.
10474 * c.opt (Wvla): New flag.
10475 * doc/invoke.texi (Wvla): New warning.
10477 2007-03-12 Richard Henderson <rth@redhat.com>
10479 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10480 (TARGET_SECTION_TYPE_FLAGS): New.
10482 2007-03-12 Richard Henderson <rth@redhat.com>
10484 * config/darwin.c (machopic_reloc_rw_mask): New.
10485 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10486 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10488 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10490 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10491 * cppdefault.h (cpp_PREFIX): Document.
10492 (cpp_PREFIX_len): Likewise.
10493 (cpp_EXEC_PREFIX): New variable.
10494 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10495 * c-incpath.c (add_standard_paths): Correct logic for relocating
10496 paths within prefix.
10498 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10500 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10501 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10503 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10504 fix_truncdfdi_sse using SSEMODEF mode macro.
10505 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10506 fix_truncdfsi_sse using SSEMODEF mode macro.
10507 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10508 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10510 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10512 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10513 elfos.h to tm_file.
10515 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10517 * tree.h : Add multiple_of_p declaration.
10518 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10519 * ipa-type-escape.c (results_of_malloc): Redundant.
10520 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10521 (cast_type): Extended with new members.
10522 (check_cast): Returns cast_type.
10523 (cast): New structure for data of walk_use_def_chains.
10524 (is_malloc_result, is_cast_from_non_pointer_1,
10525 is_cast_from_non_pointer,
10526 is_array_access_through_pointer_and_index): New functions.
10527 (look_for_casts): Returns cast types.
10528 (check_call): Returns void.
10529 (okay_pointer_operation): Use support of pointer plus index,
10530 pointer plus constant and allow all multiplications.
10532 2007-03-11 Richard Guenther <rguenther@suse.de>
10534 PR tree-optimization/31115
10535 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10536 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10537 A shift count of zero is not special as with *_DIV_EXPR.
10538 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10541 2007-03-11 Ian Lance Taylor <iant@google.com>
10543 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10544 the *_DIV_EXPR codes correctly with overflow infinities.
10546 2007-03-11 Ira Rosen <irar@il.ibm.com>
10548 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10549 indicate success/failure of the analysis. Add negation to subtrahend
10550 in case of subtraction. Fail if both operands contain constants.
10551 (create_data_ref): Fail if analyze_offset fails.
10553 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10555 * config/i386/i386.md (frndintxf2): Rename to ...
10556 (rintxf2): ... this. Remove expander having same name.
10557 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10558 (roundsf2, rounddf2): Ditto.
10559 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10560 (lround<mode>di2, lround<mode>si2): Ditto.
10562 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10564 * lower-subreg.c: Include except.h.
10565 (decompose_multiword_subregs): Verify that the only control flow
10566 insns we can split are loads to multi-words pseudos.
10567 Handle breaking such blocks after splitting, instead of calling
10568 find_many_sub_basic_blocks.
10570 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10571 on the new basic block. Add a lengthy comment explaining why we
10572 thought this was necessary.
10573 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10575 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10578 * tree.c (walk_type_fields): Recurse into the element type of
10579 ARRAY_TYPEs if there is a pointer set.
10581 2007-03-10 Dirk Mueller <dmueller@suse.de>
10583 * c-common.c (warn_logical_operator): Fix condition.
10585 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10587 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10589 * config/darwin.c (machopic_select_section): Remove superfluous
10590 argument in call to categorize_decl_for_section. Remove unused
10593 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10595 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10597 * configure: Regenerate.
10599 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10602 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10603 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10604 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10605 Add LABEL_NUSES to emitted label.
10606 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10607 branch probability value to emitted jump insn.
10608 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10609 Do not check life information and do not re-arrange input operands
10610 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10612 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10614 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10615 the change of decode_asm_operands.
10617 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10619 * mode-switching.c (create_pre_exit): Skip blockage insn.
10621 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10623 * tree-pass.h (TODO_update_smt_usage): Remove.
10625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10629 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10631 * pa.c (attr_length_call): Revise condition for long
10632 pc-relative branch.
10633 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10634 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10635 sequence on SOM target.
10637 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10639 * gcc.c: Document %{, in big comment at top.
10640 (input_suffix_matches): Remove special handling for .s and
10642 (input_spec_matches): New.
10643 (handle_braces): Handle %{,.
10644 (validate_switches): ',' indicates a value which is not a switch.
10645 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10646 to detect assembler input.
10647 * config/i386/sol2.h (CPP_SPEC): Likewise.
10648 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10649 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10650 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10651 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10652 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10653 -m64 causes deployment target to default to 10.5.
10654 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10656 2007-03-09 Richard Henderson <rth@redhat.com>
10659 * target.h (targetm.asm.out.reloc_rw_mask): New.
10660 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10661 (TARGET_ASM_OUT): Use it.
10662 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10663 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10664 use the new reloc_rw_mask target hook instead.
10665 (default_section_type_flags_1): Merge into...
10666 (default_section_type_flags): ... here.
10667 (decl_readonly_section_1): Merge into...
10668 (decl_readonly_section): ... here.
10669 (default_elf_select_section_1): Merge into...
10670 (default_elf_select_section): ... here.
10671 (default_unique_section_1): Merge into...
10672 (default_unique_section): ... here.
10673 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10674 (default_select_rtx_section): Use it.
10675 (default_elf_select_rtx_section): Likewise.
10676 * output.h: Update to match.
10677 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10678 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10679 (TARGET_ASM_RELOC_RW_MASK): New.
10680 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10681 to categorize_decl_for_section.
10682 (x86_64_elf_unique_section): Likewise.
10683 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10684 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10685 (TARGET_ASM_RELOC_RW_MASK): New.
10686 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10687 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10688 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10689 (TARGET_RWRELOC): Remove.
10690 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10691 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10692 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10693 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10694 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10695 (rs6000_xcoff_select_section): Use decl_readonly_section.
10696 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10697 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10698 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10699 (TARGET_SECTION_TYPE_FLAGS): Remove.
10700 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10702 2007-03-09 Roger Sayle <roger@eyesopen.com>
10704 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10705 complex constant equality/inequality comparisons for here.
10706 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10707 known at compile-time or can be simplified to a scalar comparison.
10708 (fold_relational_const): Move compile-time evaluation of complex
10709 constant equality/inequality comparisons to here.
10711 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10713 PR rtl-optimization/30643
10714 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10716 (fold_rtx): Recurse, like before 2006-11-03.
10718 2007-03-09 DJ Delorie <dj@redhat.com>
10720 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10723 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10725 PR tree-optimization/30375
10726 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10727 LHS of statements is not the same.
10728 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10730 2007-03-09 Chao-ying Fu <fu@mips.com>
10732 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10734 * doc/invoke.texi (-mdspr2): Document new option.
10735 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10736 New unspec for DSP REV 2.
10737 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10738 these instructions are extended in DSP REV 2.
10739 (mips-dspr2.md): Include.
10740 * config/mips/mips.opt (mdspr2): New option.
10741 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10742 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10743 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10744 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10745 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10746 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10747 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10749 (bdesc_map): Add one field of unsupported_target_flags.
10750 (bdesc_arrays): Update entries to have extra fields. Add
10752 (mips_init_builtins): Initialize new function types.
10753 Check unsupported_target_fileds to filter out builtins.
10754 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10756 (ASM_SPEC): Pass mdspr2 to the assembler.
10757 * config/mips/mips-dspr2.md: New file.
10759 2007-03-09 Sa Liu <saliu@de.ibm.com>
10761 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10763 2007-03-09 Ian Lance Taylor <iant@google.com>
10765 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10766 argument) like -Wstrict-overflow=2.
10767 * doc/invoke.texi (Warning Options): Update documentation.
10769 2007-03-09 Dirk Mueller <dmueller@suse.de>
10772 * doc/invoke.texi (-Wlogical-op): Document.
10773 * common.opt (-Wlogical-op): New.
10774 * c-common.h (warn_logical_operator): Declare.
10775 * c-common.c (warn_logical_operator): Define.
10776 * c-typeck.c (parser_build_binary_op): Call
10777 warn_logical_operator.
10779 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10781 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10782 * final.c (final_scan_insn): Test for non-"" file name.
10784 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10786 * doc/loop.texi: Document the Omega linear constraints solver.
10787 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10788 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10789 omega-hash-table-size, omega-max-keys, and
10790 omega-eliminate-redundant-constraints.
10791 * tree-pass.h (pass_check_data_deps): Declared.
10794 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10795 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10796 pass_check_data_deps): New.
10797 * tree-data-ref.c (init_data_ref): Remove declaration.
10798 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10799 (analyze_array): Renamed init_array_ref, move up initializations.
10800 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10801 Removed arguments that are set to NULL.
10802 (analyze_indirect_ref): Correct indentation, correct call to
10804 (object_analysis): Call init_array_ref instead of analyze_array.
10805 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10806 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10807 of DR_ACCESS_FNS_ADDR.
10808 (init_omega_eq_with_af, omega_extract_distance_vectors,
10809 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10810 ddr_consistent_p): New.
10811 (compute_affine_dependence): Check consistency of ddrs when
10812 flag_check_data_deps is passed.
10813 (analyze_all_data_dependences): Uncomment.
10814 (tree_check_data_deps): New.
10815 * tree-data-ref.h: Include omega.h.
10816 (DR_ACCESS_FNS_ADDR): Removed.
10817 (data_dependence_relation): Add inner_loop.
10818 (DDR_INNER_LOOP): New.
10819 * common.opt (fcheck-data-deps): New.
10820 * tree-flow.h (tree_check_data_deps): Declare.
10821 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10822 (OBJS-common): Depend on omega.o.
10824 * passes.c (pass_check_data_deps): Scheduled.
10825 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10826 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10827 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10828 PARAM_VECT_MAX_VERSION_CHECKS,
10829 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10831 2007-03-09 Richard Guenther <rguenther@suse.de>
10833 PR tree-optimization/30904
10834 PR middle-end/31058
10835 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10836 the same way as *_DIV_EXPR.
10838 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10840 * recog.c (decode_asm_operands): No mixed declarations and code.
10842 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10844 * rtl.def (ASM_INPUT): Add location.
10845 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10846 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10847 (decode_asm_operands): Add loc operand.
10848 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10849 * stmt.c (expand_asm): Rename to...
10850 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10851 gen_rtx_ASM_INPUT_loc.
10852 (expand_asm_expr): Adjust.
10853 * recog.c (decode_asm_operands): Add loc operand.
10854 (check_asm_operands, extract_insn): Adjust.
10855 * reload1.c (maybe_fix_stack_asms): Likewise.
10856 * final.c (asm_insn_count): Likewise.
10857 (final_scan_insn): Output # line before and after asm.
10859 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10861 * tree-ssa-structalias.c (variable_info): Remove
10863 (new_var_info): Ditto.
10864 (shared_bitmap_info_t): New structure.
10865 (shared_bitmap_table): New variable.
10866 (shared_bitmap_hash): New function.
10867 (shared_bitmap_eq): Ditto
10868 (shared_bitmap_lookup): Ditto.
10869 (shared_bitmap_add): Ditto.
10870 (merge_smts_into): Change to take bitmap directly.
10871 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10872 (init_alias_vars): Init shared bitmap hashtable.
10873 (delete_points_to_sets): Delete shared bitmap hashtable.
10874 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10875 is_aliased removal as a change that was still necessary was
10878 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10880 * config/i386/i386.h (override_options): Conditionally disable
10881 x86_sahf for 64bit targets only.
10883 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10886 * c-decl.c (merge_decls): Don't call make_var_volatile.
10887 * varasm.c (make_var_volatile): Remove.
10888 * output.h (make_var_volatile): Remove.
10890 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10892 PR tree-optimization/31085
10893 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10895 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10897 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10898 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10899 ATTR_CONST_NOTHROW_LIST.
10901 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10904 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10906 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10908 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10911 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10913 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10914 passed, use shared libgcc.
10916 2007-03-08 Roger Sayle <roger@eyesopen.com>
10918 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10919 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10920 (honor_protect_cleanup_actions, lower_try_finally_switch):
10922 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10923 ifc_temp_var): Likewise.
10924 * tree-inline.c (setup_one_parameter): Likewise.
10925 * tree-mudflap.c (mf_decl_cache_locals,
10926 mf_build_check_statement_for): Likewise.
10927 * tree-nested.c (init_tmp_var, save_tmp_var,
10928 finalize_nesting_tree_1): Likewise.
10929 * tree-outof-ssa.c (insert_copy_on_edge,
10930 insert_backedge_copies): Likewise.
10931 * tree-profile.c (tree_gen_edge_profiler,
10932 tree_gen_ic_profiler): Likewise.
10933 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10934 * tree-sra.c (sra_build_assignment): Likewise.
10935 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10936 * tree-ssa-math-opts.c (insert_reciprocals,
10937 execute_cse_sincos_1): Likewise.
10938 * tree-tailcall.c (adjust_accumulator_values,
10939 adjust_return_value): Likewise.
10940 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10941 * tree-vect-transform.c (vect_create_data_ref_ptr,
10942 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10943 vect_create_epilog_for_reduction, vectorizable_reduction,
10944 vectorizable_call, vectorizable_conversion,
10945 vectorizable_assignment, vectorizable_operation,
10946 vectorizable_type_demotion, vect_gen_widened_results_half,
10947 vect_permute_store_chain, vectorizable_store,
10948 vect_setup_realignment, vect_permute_load_chain,
10949 vectorizable_load, vectorizable_condition,
10950 vect_create_cond_for_align_checks): Likewise.
10951 * tree-vrp.c (build_assert_expr_for): Likewise.
10953 2007-03-08 Ian Lance Taylor <iant@google.com>
10955 * tree-vrp.c: Include "intl.h".
10956 (usable_range_p): New static function.
10957 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10958 overflowed values, juts set *strict_overflow_p.
10959 (compare_values): Only return -2 if one of the operands is not a
10961 (compare_ranges): Call usable_range_p.
10962 (compare_range_with_value): Likewise.
10963 (vrp_evaluate_conditional_warnv): Rename from
10964 vrp_evaluate_conditional. Make static. Change all callers.
10965 (vrp_evaluate_conditional): New function.
10966 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10967 on signed overflow.
10968 (simplify_abs_using_ranges): Likewise.
10969 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10970 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10971 within_stmt parameter.
10972 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10973 vrp_evaluate_conditional.
10974 * tree-ssa-threadedge.c
10975 (record_temporary_equivalences_from_stmts_at_dest): Change
10976 simplify parameter to take a second tree parameter.
10977 (simplify_control_stmt_condition): Likewise.
10978 (thread_across_edge): Likewise.
10979 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10980 (thread_across_edge): Likewise.
10981 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10983 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10985 * config/i386/i386.h (TARGET_SAHF): New define.
10986 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10987 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10988 (x86_sahf): New global variable.
10989 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10990 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10991 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10992 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10994 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10995 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10996 when expanding fcomi/sahf based tests.
10997 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10998 expanding sahf based alternative. Emit sahf based sequence when
10999 optimizing for code size.
11000 * config/i386/i386.md (x86_sahf_1): Do not disable for
11001 TARGET_64BIT, enable for TARGET_SAHF.
11003 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11005 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11006 spurious whitespace from error message.
11008 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11011 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11013 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11015 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11017 * tree-sra.c (instantiate_element): Propagate disabled warnings
11018 from the element itself to the created variable.
11020 2007-03-07 Richard Henderson <rth@redhat.com>
11023 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11024 silently fix up the stack in the case of a missing register.
11026 2007-03-07 Paul Brook <paul@codesourcery.com>
11028 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11030 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11032 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11034 (phase1_vrs): Use them.
11035 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11036 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11037 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11038 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11039 __gnu_Unwind_Restore_WMMXC if required.
11040 (_Unwind_VRS_Pop): Implement iWMMXt support.
11041 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11042 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11043 gnu_Unwind_Save_WMMXC): Define.
11045 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11047 * config/vxworks.h (vxworks_override_options): Declare.
11048 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11049 * config/vxworks.c: Include target.h and toplev.h.
11050 (vxworks_override_options): New function.
11051 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11053 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11055 * config/s390/s390.c (override_options): Don't emit an error when
11056 -mstack-size is used without providing -mstack-guard.
11057 (s390_emit_prologue): Choose stack_guard value automatically if not
11058 provided via command line.
11059 * doc/invoke.texi: Adjust description of -mstack-guard and
11062 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11064 * config/i386/i386.c (output_set_got): Add a GOT initialization
11065 sequence for VxWorks PIC.
11066 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11067 around labels as well as symbols. Use gotoff_operand instead
11068 of local_symbolic_operand.
11069 (legitimize_pic_address): Use gotoff_operand instead of
11070 local_symbolic_operand. Use @GOT accesses for labels as
11072 (ix86_output_addr_diff_elt): Use PC-relative rather than
11073 GP-relative offsets for VxWorks PIC.
11074 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11075 no_new_pseudos. Check whether the returned register is op0.
11076 * config/i386/i386.md (tablejump): Use PC-relative rather than
11077 GP-relative offsets for VxWorks PIC.
11078 * config/i386/predicates.md (gotoff_operand): New predicate.
11080 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11082 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11084 * config/vxworks-dummy.h: New file.
11085 * config/i386/i386.h: Include it.
11087 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11089 * dwarf2out.c (is_inlined_entry_point): New
11090 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11091 DW_AT_ranges if the first subblock is the entry point.
11093 2007-03-06 David Daney <ddaney@avtrex.com>
11095 * doc/install.texi (mips-*-*): Change recommended binutils
11098 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11100 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11101 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11103 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11104 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11106 2007-03-06 Jan Hubicka <jh@suse.cz>
11108 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11109 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11111 (probably_cold_bb_p): Cold functions are cold.
11112 (probably_never_executed_bb_p): Cold functions are cold.
11113 (tree_bb_level_predictions): Predict calls to cold functions as not
11115 (compute_function_frequency): Check hot/cold attributes.
11116 * function.h (function_frequency): Update comments.
11117 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11118 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11119 (c_common_att): Add cold and hot.
11121 * doc/extend.texi (hot,cold attributes): Document.
11123 2007-03-06 Andrew Haley <aph@redhat.com>
11125 * function.c (expand_function_end): Move blockage to just after we
11126 emit the label for the naked return from the function.
11128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11130 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11133 2007-03-06 Jan Hubicka <jh@suse.cz>
11135 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11136 loaded for constant large models. Non-large 64bit PIC can do.
11137 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11138 * cmodel.h: Add LARGE PIC.
11139 * i386.md (UNSPEC_PLTOFF): New.
11140 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11142 (*call_1_rex64): Disable for large models.
11143 (*call_1_rex64_large): New.
11144 (*call_value_1_rex64): Disable for large models.
11145 (*call_value_1_rex64_large): New.
11146 (set_rip_rex4): New.
11147 (set_got_offset_rex64): New.
11148 * predicates.md (constant_call_address_operand): For large model
11149 constant calls are not possible.
11150 * i386-protos.h (construct_plt_address): Declare.
11151 * i386.c (override_options): Accept large models.
11152 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11153 (legitimate_constant_p): Add new UNSPECs.
11154 (legitimate_pic_operand_p): Likewise.
11155 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11156 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11158 (output_pic_addr_const): Add PLTOFF.
11159 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11160 (ix86_expand_move): Legitimize pic address when in PIC mode.
11161 (construct_plt_address): New function.
11162 (ix86_expand_call): Offload the address to register and use GOT
11163 pointer for large model.
11164 * invoke.texi (mcmodel=large): Update documentation.
11166 2007-03-06 Richard Henderson <rth@redhat.com>
11168 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11169 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11170 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11171 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11172 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11173 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11174 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11175 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11176 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11177 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11178 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11179 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11180 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11181 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11182 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11183 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11184 x86_schedule, x86_use_bt, x86_pad_returns,
11185 x86_use_xchgb): Merge into ...
11186 (ix86_tune_features): ... here. New array.
11187 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11188 x86_bswap): Merge into ...
11189 (ix86_arch_features): ... here. New array.
11190 (x86_3dnow_a): Remove.
11191 (x86_accumulate_outgoing_args): Make static.
11192 (x86_arch_always_fancy_math_387): Make static.
11193 (ix86_tune_mask, ix86_arch_mask): Move ...
11194 (override_options): ... to local variables here. Apply the
11195 appropriate mask to each element of ix86_arch_features and
11196 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11197 as were done in the old macros.
11198 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11199 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11200 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11201 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11202 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11203 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11204 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11205 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11206 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11207 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11208 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11209 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11210 x86_accumulate_outgoing_args, x86_prologue_using_move,
11211 x86_epilogue_using_move, x86_decompose_lea,
11212 x86_arch_always_fancy_math_387, x86_shift1,
11213 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11214 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11215 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11216 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11217 x86_use_incdec, x86_pad_returns, x86_bswap,
11218 x86_partial_flag_reg_stall): Remove.
11219 (enum ix86_tune_indices): New.
11220 (ix86_tune_features): New.
11221 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11222 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11223 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11224 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11225 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11226 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11227 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11228 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11229 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11230 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11231 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11232 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11233 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11234 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11235 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11236 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11237 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11238 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11239 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11240 TARGET_EXT_80387_CONSTANTS): Use it.
11241 (enum ix86_arch_indices): New.
11242 (ix86_arch_features): New.
11243 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11244 TARGET_BSWAP): Use it.
11245 (ix86_tune_mask, ix86_arch_mask): Remove.
11247 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11250 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11251 Define using $${sysroot_headers_suffix}.
11252 * configure: Regenerate.
11253 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11254 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11256 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11257 * gcc.c (print_sysroot_headers_suffix): New.
11258 (option_map): Include --print-sysroot-headers-suffix.
11259 (display_help): Mention -print-sysroot-headers-suffix.
11260 (process_command): Handle -print-sysroot-headers-suffix.
11261 (do_spec_1): Append multilib directory to include-fixed path if
11262 sysroot suffixes in use.
11263 (main): Handle -print-sysroot-headers-suffix.
11264 * Makefile.in (start.encap): Don't depend on xlimits.h
11265 (xlimits.h): Remove.
11266 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11267 limits.h for each multilib in fixinc_list.
11268 (fixinc_list, s-fixinc_list): New.
11269 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11270 generate them for each multilib in fixinc_list.
11271 (stmp-fixproto): Use include-fixed. Run fixproto for each
11272 multilib in fixinc_list.
11273 (mostlyclean): Don't remove xlimits.h.
11274 (clean): Remove include-fixed.
11275 (real-install-headers-tar, real-install-headers-cpio,
11276 real-install-headers-cp): Don't copy include, only include-fixed.
11277 (install-mkheaders): Depend on fixinc_list. Don't depend on
11278 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11279 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11280 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11282 2007-03-06 Jan Hubicka <jh@suse.cz>
11284 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11287 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11289 * configure.ac: Allow tm_file to contain build-directory files.
11290 * configure: Regenerate.
11291 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11292 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11293 * config/m68k/print-sysroot-suffix.sh: New file.
11295 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11297 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11298 of pic_offset_table_rtx if reload_completed.
11299 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11300 PIC_OFFSET_TABLE_REGNUM.
11301 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11303 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11304 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11306 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11308 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11309 functions that call eh_return.
11311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11313 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11314 functions that need a constant pool.
11316 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11319 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11320 (m68k_preferred_reload_class): Likewise.
11321 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11322 (SECONDARY_RELOAD_CLASS): Define.
11323 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11324 (LIMIT_RELOAD_CLASS): Delete.
11325 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11326 registers from storing bytes.
11327 (m68k_secondary_reload_class): New function.
11328 (m68k_preferred_reload_class): Likewise.
11330 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11332 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11334 (m68k_expand_prologue): Likewise.
11336 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11338 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11339 (mips_expand_epilogue): Add a bool parameter.
11340 (m68k_legitimize_sibcall_address): Declare.
11341 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11342 (m68k_expand_epilogue): Add a parameter to select between sibling
11343 and normal epilogues. Only generate a return for the latter.
11344 (m68k_ok_for_sibcall_p): New function.
11345 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11346 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11347 (sibcall_value, *sibcall_value): Likewise.
11348 (*call, *call_value): Require !SIBLING_CALL_P.
11349 (epilogue): Update call to m68k_expand_epilogue.
11350 (sibcall_epilogue): New pattern.
11351 * config/m68k/predicates.md (const_call_operand): Say that this
11352 predicate applies to sibling calls too.
11353 (sibcall_operand): New predicate.
11355 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11357 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11358 alternatives as movsi_cf.
11359 (movsf_cf_hard): Add commentary.
11361 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11362 Richard Sandiford <richard@codesourcery.com>
11364 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11365 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11366 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11367 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11368 as being live on exit from an interrupt function.
11369 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11370 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11371 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11372 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11373 (m68k_interrupt_function_p): Globalize.
11374 (m68k_compute_frame_layout): Remove reverse mask code.
11375 (m68k_emit_movem, m68k_set_frame_related): New functions.
11376 (m68k_output_function_prologue): Delete in favor of...
11377 (m68k_expand_prologue): ...this new function.
11378 (m68k_output_function_epilogue): Delete in favor of...
11379 (m68k_expand_epilogue): ...this new function.
11380 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11382 (print_operand): Handle %?.
11383 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11384 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11385 (prologue, epilogue): New patterns.
11386 (return): Turn into a define_expand.
11387 (*return): New pattern, derived from old "return" pattern. Use rte
11388 rather than rts for interrupt functions. Only use rtd if the pop
11390 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11391 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11392 (link, *link, unlink, *unlink, load_got): Likewise.
11394 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11398 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11399 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11400 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11401 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11402 and m68k_matches_u_p.
11403 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11404 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11405 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11406 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11407 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11408 (REG_STRICT_P): New macro.
11409 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11410 PCREL_GENERAL_OPERAND_OK.
11411 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11412 m68k_legitimate_base_reg_p.
11413 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11414 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11415 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11416 * config/m68k/m68k.c (m68k_address): New structure.
11417 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11418 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11419 (m68k_jump_table_ref_p, m68k_decompose_address)
11420 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11421 (m68k_matches_u_p): New functions.
11422 (print_operand_address): Rewrite to use m68k_decompose_index.
11424 2007-03-05 David Taylor <dtaylor@emc.com>
11426 * gcc.c: Correct copyright date in --version output.
11428 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11430 * pa.md: In unamed move patterns, disparge copies between general
11431 and floating point registers using '?' modifier. Don't include 'f'
11432 constraint for register preferences in DImode, SImode, HImode and
11433 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11434 Remove constraints for copies between general and floating registers
11435 in soft-float DFmode pattern.
11436 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11440 2007-03-05 Mike Stump <mrs@apple.com>
11442 * c-common.c (targetcm): Add.
11443 * c-opts.c (c_common_handle_option): Handle language specific
11445 * opts.c (handle_option): Verify language for target options, if
11447 * opth-gen.awk: Add CL_LANG_ALL.
11448 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11449 (TARGETCM_INITIALIZER): Add.
11450 * target.h (struct gcc_targetcm): Add.
11452 * targhooks.c (default_handle_c_option): Add.
11453 * targhooks.h (default_handle_c_option): Add.
11454 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11456 * config/darwin.opt (iframework): Add.
11457 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11458 * config/darwin-c.c (handle_c_option): Add.
11459 (TARGET_HANDLE_C_OPTION): Add.
11461 * doc/invoke.texi (Darwin Options): Add -iframework.
11463 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11465 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11468 2007-03-05 Ian Lance Taylor <iant@google.com>
11470 * c.opt (fgnu89-inline): New option.
11471 * c-opts.c (c_common_post_options): Set default value for
11473 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11474 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11476 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11477 (grokdeclarator, start_function): Likewise.
11478 * c-cppbuiltin.c (c_cpp_builtins): Define either
11479 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11480 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11481 (C Dialect Options): Document -fgnu89-inline.
11482 * doc/extend.texi (Function Attributes): Explain what the
11483 gnu_inline attribute does.
11484 * doc/cpp.texi (Common Predefined Macros): Document
11485 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11487 2007-03-05 Ian Lance Taylor <iant@google.com>
11489 PR tree-optimization/31034
11490 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11491 half-range if the other side is an overflow infinity.
11493 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11495 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11496 (bfin*-linux-uclibc*): New configuration.
11497 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11499 * config/bfin/linux.h: New file.
11500 * config/bfin/libgcc-bfin.ver: New file.
11501 * config/bfin/t-bfin-uclinux: New file.
11502 * config/bfin/t-bfin-linux: New file.
11503 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11504 (TARGET_OS_CPP_BUILTINS): New macro.
11506 2007-03-05 Richard Guenther <rguenther@suse.de>
11508 * fold-const.c (fold_binary): Remove duplicate folding
11509 of comparison of non-null ADDR_EXPR against null.
11511 2007-03-05 Richard Guenther <rguenther@suse.de>
11512 Dorit Nuzman <dorit@il.ibm.com>
11514 PR tree-optimization/26420
11515 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11516 are no loops in the function. Only print the number of
11517 vectorized loops if it is greater than zero or we are supposed
11518 to print information about unvectorized loops.
11520 2007-03-05 Revital Eres <eres@il.ibm.com>
11522 * gcc.dg/var-expand1.c: New test.
11523 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11524 when an accumulator is expanded.
11526 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11529 * c-common.c (convert_and_check): Don't give warnings for
11530 conversion if 'expr' already overflowed.
11532 2007-03-04 Roger Sayle <roger@eyesopen.com>
11534 PR middle-end/30744
11535 * fold-const.c (fold_comparison): Enforce type consistency when
11536 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11538 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11540 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11541 containing a cast to the base of TARGET_MEM_REF.
11543 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11545 * tree.c (tree_contains_struct_check_failed): Remove spurious
11546 whitespace from error message.
11548 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11551 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11552 instead of precision.
11554 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11555 Nathan Sidwell <nathan@codesourcery.com>
11557 * emit-rtl.c (find_auto_inc): New.
11558 (try_split): recreate REG_INC notes,
11559 Use regular for loops rather than whiles.
11561 2007-03-03 Andreas Schwab <schwab@suse.de>
11563 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11564 * configure: Regenerate.
11566 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11568 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11569 flag_rounding_math, not flag_unsafe_math_optimizations.
11571 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11573 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11574 alpha_fold_vector_minmax): Likewise.
11575 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11576 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11578 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11580 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11581 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11582 if the lhs has side-effects.
11583 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11585 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11587 * config/i386/i386.h (TUNEMASK): Remove define.
11588 (ARCHMASK): Remove define.
11589 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11590 Use ix86_arch_mask variable instead of ARCHMASK.
11591 * config/i386/i386.c (override_options): Ditto.
11592 (standard_80387_constant_p): Ditto.
11594 2007-03-02 Ian Lance Taylor <iant@google.com>
11596 Used signed infinities in VRP.
11597 * tree-vrp.c (uses_overflow_infinity): New static function.
11598 (supports_overflow_infinity): New static function.
11599 (make_overflow_infinity): New static function.
11600 (negative_overflow_infinity): New static function.
11601 (positive_overflow_infinity): New static function.
11602 (is_negative_overflow_infinity): New static function.
11603 (is_positive_overflow_infinity): New static function.
11604 (is_overflow_infinity): New static function.
11605 (overflow_infinity_range_p): New static function.
11606 (compare_values_warnv): New function split out of compare_values.
11607 (compare_value): Call it.
11608 (set_value_range_to_nonnegative): Add overflow_infinity
11609 parameter. Change caller.
11610 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11612 (vrp_expr_computes_nonzero): Likewise.
11613 (compare_ranges, compare_range_with_value): Likewise.
11614 (compare_name_with_value, compare_names): Likewise.
11615 (vrp_evaluate_conditional): Likewise.
11616 (set_value_range): Handle infinity
11617 (vrp_operand_equal_p, operand_less_p): Likewise.
11618 (extract_range_from_assert): Likewise.
11619 (vrp_int_const_binop): Likewise.
11620 (extract_range_from_binary_expr): Likewise.
11621 (extract_range_from_unary_expr): Likewise.
11622 (extract_range_from_comparison): Likewise.
11623 (extract_range_from_expr): Likewise.
11624 (dump_value_range): Likewise.
11625 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11626 (test_for_singularity): Likewise.
11627 (vrp_int_const_binop): Remove inline qualifier.
11628 (adjust_range_with_scev): Add comment.
11629 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11631 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11633 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11634 (get_constraint_for): Likewise.
11635 (do_structure_copy): Likewise.
11636 (find_func_aliases): Fix references to MODIFY_EXPR.
11637 (intra_create_variable_infos): Tidy.
11638 * tree-ssa-operands.c (add_virtual_operand): Add argument
11640 When adding members of alias sets, if IS_CALL_SITE is true and
11641 the symbol is not call-clobbered, skip it.
11642 Adjust all callers.
11644 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11646 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11647 entry by means of emit_insn_at_entry.
11649 2007-03-02 Richard Henderson <rth@redhat.com>
11651 * expr.h (promoted_input_arg): Remove decl.
11652 * function.c (promoted_input_arg): Merge into ...
11653 * combine.c (setup_incoming_promotions): ... only caller.
11654 Rearrange to avoid double loop.
11656 2007-03-02 Ben Elliston <bje@au.ibm.com>
11657 Peter Bergner <bergner@vnet.ibm.com>
11658 Janis Johnson <janis187@us.ibm.com>
11660 * config/rs6000/dfp.md: New file.
11661 * config/rs6000/rs6000.md: Include dfp.md.
11662 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11663 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11664 and TDmode decimal float modes in FP registers.
11665 (num_insns_constant): Likewise.
11666 (rs6000_legitimate_offset_address_p): Likewise.
11667 (rs6000_legitimize_address): Likewise.
11668 (rs6000_legitimize_reload_address): Likewise.
11669 (rs6000_legitimate_address): Likewise.
11670 (rs6000_emit_move): Likewise.
11671 (function_arg_boundary): Likewise.
11672 (function_arg_advance): Likewise.
11673 (rs6000_darwin64_record_arg_recurse): Likewise.
11674 (function_arg): Likewise.
11675 (rs6000_gimplify_va_arg): Likewise.
11676 (rs6000_split_multireg_move): Likewise.
11677 (rs6000_output_function_epilogue): Likewise.
11678 (rs6000_output_function_epilogue): Likewise.
11679 (rs6000_register_move_cost): Likewise.
11680 (rs6000_function_value): Likewise.
11681 (rs6000_libcall_value): Likewise.
11683 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11685 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11687 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11689 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11690 Use $MULTIDIR to choose between the kernel and RTP headers,
11691 and use $WIND_BASE and $WIND_USR to locate them.
11693 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11695 * config/i386/i386.c (override_options): Put initialization of
11696 ix86_tune_mask and ix86_arch_mask to the correct place.
11698 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11699 Michael Meissner <michael.meissner@amd.com>
11702 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11703 (ARCHMASK): Define.
11704 (TARGET_CMOVE): Use ARCHMASK.
11705 (TARGET_CMPXCHG): Ditto.
11706 (TARGET_CMPXCHG8B): Ditto.
11707 (TARGET_XADD): Ditto.
11708 (TARGET_BSWAP): Ditto.
11709 * config/i386/i386.c (ix86_tune_mask): New global variable.
11710 (ix86_arch_mask): Ditto.
11711 (override_options): Initialize ix86_tune_mask and
11712 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11715 2007-03-02 Ben Elliston <bje@au.ibm.com>
11718 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11720 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11722 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11723 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11724 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11725 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11727 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11728 rs6000_init_dwarf_reg_sizes_extra): New.
11729 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11730 SPE register high parts.
11732 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11734 * Makefile.in: Add install-pdf target as
11735 copied from automake v1.10 rules.
11736 * configure.ac: Add install-pdf to target list.
11737 * configure: Regenerate.
11739 2007-03-01 Paul Brook <paul@codesourcery.com>
11741 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11742 modes to LDRD for DImode.
11743 (output_move_double): Fixup out of range ldrd/strd.
11744 (vfp_secondary_reload_class): Rename...
11745 (coproc_secondary_reload_class): ... to this. Add wb argument.
11746 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11747 coproc_secondary_reload_class for CLASS_IWMMXT.
11748 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11749 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11751 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11753 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11754 unroll factor by the estimated number of iterations.
11755 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11756 than prefetch latency.
11758 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11759 decode_caches_intel, detect_caches_intel): New functions.
11760 (host_detect_local_cpu): Use detect_caches_amd and
11761 detect_caches_intel.
11763 2007-03-01 Richard Henderson <rth@redhat.com>
11765 * expr.c (emit_move_complex_push): Export.
11766 (emit_move_complex_parts): Split out from ...
11767 (emit_move_complex): ... here.
11768 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11769 * config/i386/i386.md (movcdi): New.
11771 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11773 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11774 size of mode1 to check for tieable modes in MMX case.
11776 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11778 * Makefile.in (rtlanal.o): Depend on tree.h.
11779 * rtl.h (offset_within_section_p, split_const): Declare.
11780 * rtlanal.c: Include tree.h.
11781 (offset_within_block_p): New function, taken from
11782 mips_offset_within_object_p.
11783 (split_const): New function, taken from mips_split_const.
11784 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11786 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11787 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11788 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11789 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11790 (m68k_illegitimate_symbolic_constant_p): New function.
11791 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11792 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11793 symbolic constant that might be outside the symbol's section,
11794 move the symbol first and then add the offset.
11795 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11797 * config/mips/mips.c (mips_split_const): Delete.
11798 (mips_offset_within_object_p): Delete.
11799 (mips_symbolic_constant_p): Use offset_within_section_p and
11800 split_const instead of mips_offset_within_object_p and
11802 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11803 (mips_legitimize_const_move, print_operand_reloc)
11804 (mips_dangerous_for_la25_p): Use split_const instead of
11807 2007-02-28 Eric Christopher <echristo@apple.com>
11809 * Makefile.in (install-include-dir): Don't rm -rf include.
11811 2007-02-28 Richard Guenther <rguenther@suse.de>
11813 PR middle-end/30364
11814 * fold-const.c (fold_binary): Do not associate expressions
11815 with more than one variable for integer types that do not wrap.
11817 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11819 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11820 Delete, and replace with...
11821 (fold_builtin_call_array): This. Update callers to use it.
11822 * fold-const.c (fold_build_call_list): Delete, and replace with...
11823 (fold_build_call_array): This.
11824 (fold_build_call_list_initializer): Delete, and replace with...
11825 (fold_build_call_array_initializer): This.
11826 * tree.h: Update declarations to reflect above changes.
11828 * c-typeck.c (build_function_call): Store converted arguments
11829 in a stack-allocated array instead of building a list.
11830 (convert_arguments): Store arguments in the array passed in as an
11831 argument, and return the actual number of arguments.
11832 * c-format.c: (check_function_format): Pass arguments in an
11833 array instead of a list.
11834 * c-common.c (check_function_nonnull): Likewise.
11835 (check_function_sentinel): Likewise.
11836 (check_function_arguments): Likewise.
11837 * c-common.h: Update declarations to reflect above changes.
11839 2007-02-28 Jan Hubicka <jh@suse.cz>
11841 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11842 PRED_NEGATIVE_RETURN): Update outcomes.
11844 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11846 * calls.c (emit_library_call_value_1): Handle partial registers
11847 correctly when building up CALL_INSN_FUNCTION_USAGE.
11849 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11851 * pa/predicates.md (move_src_operand): Allow zero for mode.
11852 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11855 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11858 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11859 *movv2df_internal): Enable pattern only for valid operand
11861 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11862 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11864 2007-02-27 Mike Stump <mrs@apple.com>
11866 * config/darwin-crt3.c: Avoid compilation when compiling for a
11869 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11871 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11873 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11874 for fixed headers and limits.h.
11875 (install-include-dir, install-headers-tar, install-headers-cpio,
11876 install-headers-cp, real-install-headers-tar,
11877 real-install-headers-cpio, real-install-headers-cp): Handle
11878 include-fixed as well as include.
11879 (install-mkheaders): Don't install files that go only in include
11881 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11882 from GCC_INCLUDE_DIR.
11883 * gcc.c (process_command): Remove special -BstageN/ handling.
11884 (do_spec_1): Add include-fixed directories.
11886 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11888 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11890 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11892 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11895 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11897 * c-common.c (get_priority): Add check for
11898 SUPPORTS_INIT_PRIORITY.
11900 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11902 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11904 * config/bfin/bfin.c: Include "cfglayout.h".
11905 (MAX_LSETUP_DISTANCE): New macro.
11906 (struct loop_info): New members incoming, incoming_src and
11907 incoming_dest. Delete member predecessor.
11908 (length_for_loop): New function.
11909 (bfin_optimize_loop): Handle more different loop structures.
11910 (bfin_discover_loop): Rework detection of predecessor blocks by
11911 examining incoming edges.
11912 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11914 (bfin_reorder_loops): New function.
11915 (bfin_reorg_loops): Use these three new functions.
11917 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11918 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11919 (CONSTRAINT_LEN): Add entry for 'q'.
11920 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11921 Add 'q' constraints.
11922 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11923 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11925 * config/bfin/bfin.md (add_with_carry): New pattern.
11926 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11927 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11928 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11929 support unsigned multiplies too. Removed incorrect commutativity from
11930 operand 1 constraint where appropriate.
11931 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11933 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11934 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11936 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11937 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11938 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11939 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11940 usmulhisi_hh_huh): New patterns.
11942 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11943 lshifthi3): Fix output template to use half reg for operand 2.
11945 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11948 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11950 2007-02-27 Andreas Schwab <schwab@suse.de>
11952 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11954 2007-02-27 Jan Hubicka <jh@suse.cz>
11956 * predict.c (last_basic_block_p): Remove.
11957 (tree_estimate_probability): Update return heuristic for commonized
11960 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11962 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11964 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11966 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11967 * doc/cpp.texi: Standardize title page.
11968 * doc/cppinternals.texi: Likewise.
11969 * doc/gcc.texi: Standardize title page, remove version number
11970 from copyright page.
11971 * doc/gccint.texi: Likewise.
11972 * doc/install.texi: Standardize title page, add table of
11975 2007-02-26 Jan Hubicka <jh@suse.cz>
11977 * predict.def: Set outcomes according to more recent results.
11978 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11979 Remove dead predictors.
11980 * predict.c (return_prediction): Fix pasto.
11982 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11984 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11985 change; avoid a memory leak when returning early.
11987 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11989 * c-decl.c (static_ctors): Move to c-common.c.
11990 (static_dtors): Likewise.
11991 (finish_function): Use c_record_cdtor_fn.
11992 (build_cdtor): Move to c-common.c.
11993 (c_write_global_declarations): Use c_build_cdtor_fns.
11994 * c-common.h (static_ctors): Declare.
11995 (static_dtors): Likewise.
11996 (c_record_cdtor_fn): Likewise.
11997 (c_build_cdtor_fns): Likewise.
11998 * c-common.c (static_ctors): New variable.
11999 (static_dtors): Likewise.
12000 (c_record_cdtor_fn): New function.
12001 (build_cdtor): Move from c-decl.c
12002 (c_build_cdtor_fns): New function.
12004 * output.h (assemble_addr_to_section): Declare.
12005 (get_cdtor_priority_section): Likewise.
12006 * varasm.c (assemble_addr_to_section): New function.
12007 (get_cdtor_priority_section): Likewise.
12008 (default_named_section_asm_out_destructor): Use them.
12009 (destor_dtor_section_asm_out_destructor): Likewise.
12010 (default_named_section_asm_out_constructor): Likewise.
12011 (default_ctor_section_asm_out_constructor): Likewise.
12012 * config.gcc (*-*-vxworks*): Include vxworks.o.
12013 * config/t-vxworks (vxworks.o): New target.
12014 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12015 (TARGET_ASM_CONSTRUCTOR): Define.
12016 (TARGET_ASM_DESTRUCTOR): Likewise.
12017 (vxworks_asm_out_constructor): Declare.
12018 (vxworks_asm_out_destructor): Likewise.
12020 * c-common.c (get_priority): Check that we have not just an
12021 INTEGER_CST, but an integer constant with integeral type.
12023 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12025 PR tree-optimization/30938
12026 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12027 use &dt[nargs-1] instead of &dt[nargs] in the call to
12028 vect_is_simple_use().
12030 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12032 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12033 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12034 Do not attempt to handle MEM inside auto-inc expressions.
12035 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12036 of a register modified by an auto-inc expression. However, do handle
12037 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12038 (elimination_effects): Prohibit elimination of a register modified
12039 by an auto-inc expression. Disable register elimination rules whose
12040 target register is modified by an auto-inc expression with variable
12043 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12045 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12047 (array_at_struct_end_p): New function.
12048 (idx_infer_loop_bounds): Use it.
12049 (estimate_numbers_of_iterations_loop): Export.
12050 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12051 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12052 (tree_estimate_probability): Call record_loop_exits.
12053 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12054 (estimated_loop_iterations, estimated_loop_iterations_int,
12055 estimated_loop_iterations_tree): New functions.
12056 (analyze_siv_subscript_cst_affine,
12057 compute_overlap_steps_for_affine_1_2,
12058 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12059 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12060 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12061 (PRED_LOOP_ITERATIONS_GUESSED): New.
12062 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12063 * cfgloop.h (estimate_numbers_of_iterations_loop,
12064 estimated_loop_iterations_int): Declare.
12066 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12068 * doc/extend.texi: Document optional priority argument to
12069 constructors and destructors.
12070 * tree.c (init_priority_for_decl): Adjust GTY markers.
12071 (init_ttree): Use priority-info hash functions for
12072 init_priority_for_decl.
12073 (tree_map_eq): Rename to ...
12074 (tree_map_base_eq): ... this.
12075 (tree_map_marked_p): Rename to ...
12076 (tree_map_base_marked_p): ... this.
12077 (tree_map_base_hash): New function.
12078 (decl_init_priority_lookup): Rework.
12079 (decl_fini_priority_lookup): New function.
12080 (decl_priority_info): New function.
12081 (decl_init_priority_insert): Use it.
12082 (decl_fini_priority_insert): Likewise.
12083 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12085 (decl_restrict_base_insert): Likewise.
12086 (decl_debug_expr_insert): Likewise.
12087 (decl_value_expr_lookup): Likewise.
12088 (decl_value_expr_insert): Likewise.
12089 * tree.h (priority_type): New type.
12090 (decl_init_priority_lookup): Use priority_type.
12091 (decl_fini_priority_lookup): New function.
12092 (decl_init_priority_insert): Use priority_type.
12093 (decl_fini_priority_insert): New function.
12094 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12095 (DECL_INIT_PRIORITY): Likewise.
12096 (SET_DECL_INIT_PRIORITY): Add comment.
12097 (DECL_FINI_PRIORITY): New macro.
12098 (SET_DECL_FINI_PRIORITY): Likewise.
12099 (DEFAULT_INIT_PRIORITY): Document.
12100 (MAX_INIT_PRIORITY): Likewise.
12101 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12102 (tree_map_base): New type.
12103 (tree_map_base_eq): New function.
12104 (tree_map_base_hash): Likewise.
12105 (tree_map_base_marked_p): Likewise.
12106 (tree_map): Inherit from tree_map_base.
12107 (tree_map_eq): Make it a macro.
12108 (tree_map_marked_p): Likewise.
12109 (tree_int_map): Inherit from tree_map_base.
12110 (tree_int_map_eq): Make it a macro.
12111 (tree_int_map_hash): Likewise.
12112 (tree_int_map_marked_p): Likewise.
12113 (tree_priority_map): New type.
12114 (tree_priority_map_eq): New macro.
12115 (tree_priority_map_hash): Likewise.
12116 (tree_priority_map_marked_p): Likewise.
12117 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12119 (emutls_common_1): Likewise.
12120 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12121 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12122 of tree_map hierarchy.
12123 * tree-cfg.c (move_stmt_r): Likewise.
12124 (new_label_mapper): Likewise.
12125 * c-tree.h (c_expand_body): Move to ...
12126 * c-common.h (c_expand_body): ... here.
12127 * c-decl.c (c_expand_body): Move to ...
12128 * c-common.c (c_expand_body): ... here.
12129 (c_common_attribute_table): Allow 1 argument for the constructor
12130 and destructor attributes.
12131 (get_priority): New function.
12132 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12133 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12135 2007-02-24 Jan Hubicka <jh@suse.cz>
12137 PR middle-end/30509
12138 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12139 copying for inlining.
12141 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12142 Jan Hubicka <jh@suse.cz>
12145 * i386.c (counter_mode): New function.
12146 (expand_set_or_movmem_via_loop): Use it.
12147 (expand_movmem_epilogue): Likewise; fix pasto.
12148 (ix86_expand_movmem): Do emit guard even for constant counts.
12149 (ix86_expand_setmem): Likewise.
12151 2007-02-25 Nick Clifton <nickc@redhat.com>
12153 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12154 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12156 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12159 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12160 count argument with 0x10, not with 0x16.
12161 (expand_setmem_epilogue): Ditto.
12163 2007-02-24 Mike Stump <mrs@apple.com>
12165 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12168 2007-02-24 Richard Guenther <rguenther@suse.de>
12170 PR middle-end/30951
12171 * fold-const.c (fold_binary): Fold x +- CST op x for
12172 EQ_EXPR and NE_EXPR.
12174 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12176 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12178 2007-02-24 Jan Hubicka <jh@suse.cz>
12180 * cgraphunit.c (decide_is_function_needed): Honor
12181 -fkeep-inline-functions.
12183 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12185 * builtins.c (fold_builtin_modf): New.
12186 (fold_builtin_2): Use it.
12188 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12190 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12191 (determine_max_iter): Take additional LOOP arg; all callers changed.
12192 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12193 one using simplifications.
12194 (simplify_using_initial_values): Return if the expression becomes
12195 invalid due to altered regs.
12197 2007-02-23 DJ Delorie <dj@redhat.com>
12199 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12201 2007-02-23 Mike Stump <mrs@apple.com>
12203 * tlink.c (scan_linker_output): Parse linker messages from
12204 darwin9's linker better.
12206 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12209 * varpool.c (varpool_assemble_pending_decls): Set
12210 varpool_last_needed_node to null.
12212 2007-02-23 DJ Delorie <dj@redhat.com>
12214 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12215 alignment bigger than the object file can handle.
12217 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12220 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12221 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12222 (*movsf_1): Penalize MMX moves.
12224 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12226 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12227 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12229 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12231 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12233 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12234 (fold_builtin_1): Use them.
12235 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12236 BUILT_IN_SIGNIFICAND.
12238 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12240 * config/i386/i386.c (bdesc_1arg): Initialize
12241 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12242 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12243 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12244 and IX86_BUILTIN_MOVSLDUP.
12246 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12248 PR rtl-optimization/30841
12249 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12251 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12253 * builtins.c (fold_builtin_frexp): New.
12254 (fold_builtin_2): Use it.
12256 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12258 * doc/invoke.texi (Spec Files): Document getenv spec function.
12260 * gcc.c (getenv_spec_function): New function.
12261 (static_spec_functions): Add it.
12262 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12263 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12266 2007-02-22 Michael Matz <matz@suse.de
12269 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12270 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12272 2007-02-22 Ian Lance Taylor <iant@google.com>
12275 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12276 (mem_loc_descriptor): Call it.
12278 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12279 Ira Rosen <irar@il.ibm.com>
12281 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12283 2007-02-22 Ira Rosen <irar@il.ibm.com>
12285 PR tree-optimization/30843
12286 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12287 stores only after all the group is vectorized.
12289 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12291 PR tree-optimization/30858
12292 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12293 in the reduction cycle have a single use in the loop.
12294 * tree-vectorizer.h (relevant): Add documentation.
12296 2007-02-20 Mike Stump <mrs@apple.com>
12298 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12299 * configure: Regenerate.
12301 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12303 Change the defaults of some parameters and options.
12304 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12305 * config/spu/spu.c (spu_optimization_options): Add.
12306 (spu_override_options): Change params in spu_optimization_options.
12307 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12309 Register 127 is only 16 byte aligned when used as a frame pointer.
12310 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12311 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12312 HARD_FRAME_POINTER_REGNUM.
12313 (spu_legitimate_address): Use regno_aligned_for_reload.
12314 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12315 aligned when frame_pointer_needed is true.
12316 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12318 * config/spu/spu.h (INIT_EXPANDERS): Define.
12320 Make sure shift and rotate instructions have valid immediate operands.
12321 * config/spu/predicates.md (spu_shift_operand): Remove.
12322 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12323 * config/spu/constraints.md (W, O): Extend range.
12324 * config/spu/spu.md (umask, nmask): Define.
12325 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12326 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12327 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12328 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12329 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12330 (lshr<mode>3_reg): Fix rtl description.
12332 Make sure mulhisi immediate operands are valid.
12333 * config/spu/predicates.md (imm_K_operand): Add.
12334 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12336 Generate constants using fsmbi and andi.
12337 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12338 (print_operand, spu_split_immediate, classify_immediate,
12339 fsmbi_const_p): Handle IC_FSMBI2.
12341 Correctly handle a CONST_VECTOR containing symbols.
12342 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12343 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12344 (immediate_load_p): Allow symbols that use 2 instructions to create.
12345 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12346 with symbols when flag_pic is set.
12347 (const_vector_immediate_p): New.
12348 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12349 accept a CONST_VECTOR with symbols.
12350 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12351 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12353 * config/spu/spu.md (high, low): Delete.
12354 (low_<mode>): Define.
12356 Remove INTRmode and INTR_REGNUM, which didn't work.
12357 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12359 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12360 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12361 peephole2 pattern): Don't use INTR or 131.
12362 (movintrcc): Delete.
12363 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12364 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12365 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12366 (UNSPEC_SET_INTR): Add.
12367 * config/spu/spu-modes.def (INTR): Remove.
12369 More accurate warnings about run-time relocations.
12370 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12372 Correctly warn about immediate arguments to specific intrinsics.
12373 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12374 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12375 the instruction predicate.
12377 Fix tree check errors with latest update.
12378 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12380 (spu_expand_builtin): Use CALL_EXPR_FN.
12382 Add missing specific intrinsics.
12383 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12385 * config/spu/spu_internals.h: Ditto.
12387 Fix incorrect operand modifiers.
12388 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12389 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12391 Optimize one case of zero_extend of a vec_select.
12392 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12394 Accept any immediate for hbr.
12395 * config/spu/spu.md (hbr): Change s constraints to i.
12397 2007-02-21 Paul Brook <paul@codesourcery.com>
12399 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12400 condexec_count when skipping USE and CLOBBER.
12402 2007-02-21 Nick Clifton <nickc@redhat.com>
12404 * common.opt (Warray-bounds): Add Warning attribute.
12405 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12407 (fsized-zeroes): Add Optimization attribute.
12408 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12409 * c.opt (Wc++0x-compat): Add Warning attribute.
12411 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12413 PR middle-end/30761
12414 * reload1.c (eliminate_regs_in_insn): In the single_set special
12415 case, attempt to re-recognize the insn before falling back to
12416 having reload fix it up.
12418 2007-02-20 Eric Christopher <echristo@gmail.com>
12420 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12421 Rewrite accordingly.
12422 (frv_read_iacc_argument): Ditto.
12423 (frv_expand_set_builtin): Take a call instead of arglist, update for
12425 (frv_expand_unop_builtin): Ditto.
12426 (frv_expand_binop_builtin): Ditto.
12427 (frv_expand_cut_builtin): Ditto.
12428 (frv_expand_binopimm_builtin): Ditto.
12429 (frv_expand_voidbinop_builtin): Ditto.
12430 (frv_expand_int_void2arg): Ditto.
12431 (frv_expand_prefetches): Ditto.
12432 (frv_expand_voidtriop_builtin): Ditto.
12433 (frv_expand_voidaccop_builtin): Ditto.
12434 (frv_expand_load_builtin): Ditto.
12435 (frv_expand_store_builtin): Ditto.
12436 (frv_expand_mdpackh_builtin): Ditto.
12437 (frv_expand_mclracc_builtin): Ditto.
12438 (frv_expand_mrdacc_builtin): Ditto.
12439 (frv_expand_mwtacc_builtin): Ditto.
12440 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12443 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12445 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12446 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12448 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12449 point instructions.
12450 * configure: Regenerate.
12451 * config.in: Regenerate.
12452 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12453 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12454 masks to power6 and power6x and to POWERPC_MASKS.
12455 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12457 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12458 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12459 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12460 Access PROTOTYPE as variable, not mask.
12462 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12464 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12465 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12466 * combine.c (adjust_for_new_dest): Use it.
12467 * postreload.c (reload_combine): Likewise.
12469 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12471 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12472 notes on an insn with multiple sets, even if single_set returns
12473 non-NULL for that insn.
12475 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12477 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12478 scalbn and scalbln.
12480 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12482 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12483 if user didn't pass it.
12484 * config/i386/darwin.h (CC1_SPEC): Likewise.
12485 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12486 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12487 -mmacosx-version-min.
12489 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12490 Uros Bizjak <ubizjak@gmail.com>
12492 * optabs.h (enum optab_index): Add new OTI_scalb.
12493 (scalb_optab): Define corresponding macro.
12494 * optabs.c (init_optabs): Initialize scalb_optab.
12495 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12497 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12498 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12499 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12500 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12501 flag_unsafe_math_optimizations is set.
12503 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12504 to implement scalbf, scalb and scalbl built-ins as inline x87
12507 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12508 DJ Delorie <dj@redhat.com>
12511 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12512 (diagnostic_report_diagnostic): ... here, and turn them into real
12513 errors. If warnings are inhibited, no need to do anything.
12515 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12517 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12518 better code generation.
12520 2007-02-20 Ben Elliston <bje@au.ibm.com>
12522 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12524 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12526 * config/alpha/alpha.c, config/alpha/alpha.md,
12527 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12528 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12529 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12530 config/arm/lib1funcs.asm: Follow spelling conventions.
12532 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12533 config/fr30/fr30.md, config/i386/i386.h,
12534 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12535 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12536 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12537 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12538 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12539 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12540 config/sparc/sparc.c, config/sparc/sparc.h,
12541 config/sparc/sparc.md, config/spu/constraints.md,
12542 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12545 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12548 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12551 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12553 * doc/invoke.texi (-ftree-lrs): Remove.
12555 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12557 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12560 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12562 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12563 new CALL_EXPR_FN macro for retrieving the function
12564 declaration of the input expression.
12566 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12568 * c.opt (Waddress): New.
12569 * common.opt (Walways-true): Delete.
12570 (Wstring-literal-comparison): Delete.
12571 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12572 -Wstring-literal-comparison. Add -Waddress.
12574 (Walways-true): Delete.
12575 (Wstring-literal-comparison): Delete.
12576 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12577 consistently instead of -Walways-true in example.
12578 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12579 * c-typeck.c (parser_build_binary_op): Replace
12580 -Wstring-literal-comparison and -Walways-true with -Waddress.
12581 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12584 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12586 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12587 without DECL_STRUCT_FUNCTION initialized.
12589 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12591 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12592 due to calls to functions taking pointers as parameters.
12594 2007-02-19 Richard Henderson <rth@redhat.com>
12597 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12600 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12602 * config/s390/s390.c (s390_call_saved_register_used,
12603 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12604 accessed to the new scheme.
12606 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12608 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12609 (cris_print_index, cris_print_operand, cris_print_operand_address)
12610 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12611 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12612 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12613 GET_CODE () == xxx.
12614 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12615 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12616 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12617 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12618 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12619 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12620 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12621 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12622 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12623 (uminsi3, call, call_value): Ditto.
12624 (define_split: indir_to_reg_split, unnamed): Ditto.
12626 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12628 PR tree-optimization/30975
12629 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12632 2007-02-18 Eric Christopher <echristo@gmail.com>
12634 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12635 Remove use of arglist.
12636 (mips_expand_builtin): Remove use of arglist, pass in expr.
12637 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12638 (mips_expand_builtin_movtf): Ditto.
12639 (mips_expand_builtin_compare): Ditto.
12641 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12643 * tree-sra.c (sra_build_assignment): Replace assertion
12644 checking with a comment explaining why it can't be done.
12646 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12648 PR middle-end/30833
12649 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12650 during CALL_EXPR representation conversion.
12651 * tree-ssa-propagate.c (set_rhs): Likewise.
12653 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12655 * tree-sra.c (sra_build_assignment): Disable assertion checking
12658 2007-02-18 Roger Sayle <roger@eyesopen.com>
12660 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12661 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12662 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12664 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12665 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12666 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12667 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12668 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12669 force_gimple_operand): Likewise.
12670 * ipa-cp.c (constant_val_insert): Likewise.
12671 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12672 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12673 perfect_nestify): Likewise.
12674 * langhooks.c (lhd_omp_assignment): Likewise.
12675 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12676 lower_copyprivate_clauses, lower_send_clauses,
12677 lower_send_shared_vars, expand_parallel_call,
12678 expand_omp_for_generic, expand_omp_for_static_nochunk,
12679 expand_omp_for_static_chunk, expand_omp_sections,
12680 lower_omp_single_copy, lower_omp_for_lastprivate,
12681 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12682 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12683 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12686 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12688 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12689 config/sh/sh.md: Follow spelling conventions.
12691 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12692 config/frv/predicates.md: Follow spelling conventions.
12694 * config/m68k/linux-unwind.h: Fix a comment typo.
12695 * target.h: Follow spelling conventions.
12697 2007-02-18 Roger Sayle <roger@eyesopen.com>
12699 PR rtl-optimization/28173
12700 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12701 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12702 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12703 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12704 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12706 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12708 * builtins.c (fold_builtin_load_exponent): New.
12709 (fold_builtin_2): Use it.
12711 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12713 PR rtl-optimization/30773
12714 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12715 if we fail to attach a REG_EQUIV note.
12717 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12718 Roger Sayle <roger@eyesopen.com>
12720 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12722 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12724 * calls.c (initialize_argument_information): Pass original EXP
12725 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12726 code to split complex arguments here, as part of initializing the
12728 (expand_call): Remove code that builds a list of arguments and
12729 inserts implicit arguments into it. Instead, just count how many
12730 implicit arguments there will be so we can determine the size of
12731 the ARGS array, and let initialize_argument_information do the work.
12732 (split_complex_values): Delete unused function.
12734 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12736 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12738 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12740 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12741 for arg pointer based indexed addressing.
12743 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12745 * config/ia64/ia64.h, config/ia64/ia64.md,
12746 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12747 spelling conventions.
12749 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12751 * config/m68k/m68k.c (split_di): New.
12752 * config/m68k/m68k-protos.h: Declare split_di.
12753 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12754 Improve predicate handling and split constant shifts.
12756 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12758 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12759 parameter for register bitfield operations, general predicates
12762 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12764 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12765 * config/m68k/linux-unwind.h: New file.
12767 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12769 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12770 config/i386/athlon.md, config/ia64/ia64.md,
12771 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12772 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12773 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12774 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12775 tree-vect-transform.c: Fix comment typos.
12777 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12779 * sched-deps.c (find_insn_list): Remove.
12780 * sched-int.h: Remove the prototype for find_insn_list.
12782 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12784 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12786 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12787 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12788 darwin_rs6000_override_options.
12789 (C_COMMON_OVERRIDE_OPTIONS): Expect
12790 darwin_macosx_version_min to be non-NULL always.
12791 (TARGET_C99_FUNCTIONS): Likewise.
12792 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12793 (DARWIN_MINVERSION_SPEC): New.
12794 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12795 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12797 (DARWIN_MINVERSION_SPEC): New.
12798 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12800 * config/darwin-c.c (darwin_cpp_builtins): Expect
12801 darwin_macosx_version_min to be non-NULL always.
12803 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12805 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12807 * config/i386/i386.h (x86_use_xchgb): New.
12808 (TARGET_USE_XCHGB): New macro.
12809 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12810 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12811 Split after reload into bswaphi for shifts of 8.
12812 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12813 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12814 or when optimizing for size.
12816 2007-02-16 Richard Guenther <rguenther@suse.de>
12817 Christian Bruel <christian.bruel@st.com>
12819 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12820 DECLs but prefer SSA_NAMEs over DECLs.
12822 2007-02-16 Richard Guenther <rguenther@suse.de>
12824 * tree-flow-inline.h (single_imm_use_p): Remove.
12825 (zero_imm_uses_p): Likewise.
12826 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12827 instead of single_imm_use_p.
12828 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12831 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12834 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12835 nested double- and backquotes.
12837 2007-02-15 Roger Sayle <roger@eyesopen.com>
12839 PR middle-end/30391
12840 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12841 should be unreachable.
12842 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12843 For the time being redirect GIMPLE_MODIFY_STMT to the new
12844 (renamed) build_gimple_modify_stmt_stat.
12845 (build2_gimple_stat): Rename to...
12846 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12847 Always build a GIMPLE_MODIFY_STMT node.
12848 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12849 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12852 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12853 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12854 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12855 expand_complex_div_wide): Likewise.
12856 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12857 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12858 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12859 * tree-ssa-loop-manip.c (create_iv): Likewise.
12860 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12861 abs_replacement): Likewise.
12862 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12863 realify_fake_stores): Likewise.
12865 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12866 node rather than a GIMPLE_MODIFY_STMT node.
12867 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12868 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12870 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12871 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12872 GIMPLE_MODIFY_STMT.
12874 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12876 PR middle-end/30433
12877 * fold-const.c (fold_comparison): Add back the
12878 folding of constant complex comparisions.
12880 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12882 PR middle-end/30729
12883 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12884 effects unknown to this function, return early.
12886 2007-02-15 Ian Lance Taylor <iant@google.com>
12888 * lower-subreg.c (move_eh_region_note): New static function.
12889 (resolve_simple_move): Call it.
12890 (decompose_multiword_subregs): Track blocks for which we resolve a
12891 simple move which is also a control flow insn. Pass them to
12892 find_many_sub_basic_blocks.
12893 (pass_lower_subreg): Add TODO_verify_flow.
12894 (pass_lower_subreg2): Likewise.
12896 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12897 Brooks Moses <brooks.moses@codesourcery.com>
12898 Lee Millward <lee.millward@codesourcery.com>
12900 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12901 (VL_EXP_CLASS_P): New.
12902 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12904 (TREE_OPERAND_CHECK_CODE): Likewise.
12905 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12906 (TREE_RTL_OPERAND_CHECK): Likewise.
12907 (tree_operand_check_failed): Make second parameter the whole tree
12908 instead of its code. Fixed callers.
12909 (VL_EXP_CHECK): New.
12910 (TREE_OPERAND_LENGTH): New.
12911 (VL_EXP_OPERAND_LENGTH): New.
12912 (CALL_EXPR_FN): New.
12913 (CALL_EXPR_STATIC_CHAIN): New.
12914 (CALL_EXPR_ARGS): New.
12915 (CALL_EXPR_ARG): New.
12916 (call_expr_nargs): New.
12917 (CALL_EXPR_ARGP): New.
12918 (build_nt_call_list): Declare.
12919 (build_vl_exp_stat): Declare.
12920 (build_vl_exp): New.
12921 (build_call_list): Declare.
12922 (build_call_nary): Declare.
12923 (build_call_valist): Declare.
12924 (build_call_array): Declare.
12925 (call_expr_arg): Declare.
12926 (call_expr_argp): Declare.
12927 (call_expr_arglist): Declare.
12928 (fold_build_call_list): Declare.
12929 (fold_build_call_list_initializer): Declare.
12930 (fold_call_expr): Declare to replace fold_builtin.
12931 (fold_builtin_fputs): Update to agree with modified definition.
12932 (fold_builtin_strcpy): Likewise.
12933 (fold_builtin_strncpy): Likewise.
12934 (fold_builtin_memory_chk): Likewise.
12935 (fold_builtin_stxcpy_chk): Likewise.
12936 (fold_builtin_strncpy_chk): Likewise.
12937 (fold_builtin_next_arg): Likewise.
12938 (fold_build_call_expr): Declare.
12939 (fold_builtin_call_list): Declare.
12940 (fold_builtin_call_valist): Declare.
12941 (build_call_expr): Declare.
12942 (validate_arglist): Update to agree with modified definition.
12943 (tree_operand_length): New.
12944 (call_expr_arg_iterator): New.
12945 (init_call_expr_arg_iterator): New.
12946 (next_call_expr_arg): New.
12947 (first_call_expr_arg): New.
12948 (more_call_expr_args_p): New.
12949 (FOR_EACH_CALL_EXPR_ARG): New.
12951 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12952 and tcc_gimple_stmt.
12953 (tree_code_size): Update documentation. Use sizeof (tree) rather
12954 than sizeof (char *).
12955 (tree_size): Likewise. Add case for tcc_vl_exp.
12956 (tree_node_structure): Add case for tcc_vl_exp.
12957 (contains_placeholder_p): Likewise.
12958 (substitute_in_expr): Likewise.
12959 (substitute_placeholder_in_expr): Likewise.
12960 (stabilize_reference_1): Likewise.
12961 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12962 to diagnose breakage of this interface for constructing CALL_EXPRs.
12963 (build_nt): Add similar assertion here.
12964 (build_nt_call_list): New.
12965 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12966 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12968 (get_callee_fndecl): Use new CALL_EXPR accessors.
12969 (tree_operand_check_failed): Change parameters to pass entire node
12970 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12971 (process_call_operands): New.
12972 (build_vl_exp_stat): New.
12973 (build_call_list): New.
12974 (build_call_nary): New.
12975 (build_call_valist): New.
12976 (build_call_array): New.
12977 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12978 (call_expr_arglist): New.
12980 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12981 tcc_vl_exp instead of a fixed-size tcc_expression.
12983 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12984 accessors for CALL_EXPRs.
12985 (AGGR_INIT_EXPR): Likewise.
12987 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12988 Brooks Moses <brooks.moses@codesourcery.com>
12989 Lee Millward <lee.millward@codesourcery.com>
12991 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12992 (expand_builtin_nonlocal_goto): Change parameter to be entire
12993 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12994 (expand_builtin_prefetch): Likewise.
12995 (expand_builtin_classify_type): Likewise.
12996 (mathfn_built_in): Return NULL_TREE instead of 0.
12997 (expand_errno_check): Use new CALL_EXPR accessors.
12998 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12999 Return NULL_RTX instead of 0.
13000 (expand_builtin_mathfn_2): Likewise.
13001 (expand_builtin_mathfn_3): Likewise.
13002 (expand_builtin_interclass_mathfn): Likewise.
13003 (expand_builtin_sincos): Likewise.
13004 (expand_builtin_cexpi): Likewise.
13005 (expand_builtin_int_roundingfn): Likewise.
13006 (expand_builtin_int_roundingfn_2): Likewise.
13007 (expand_builtin_pow): Likewise.
13008 (expand_builtin_powi): Likewise.
13009 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13010 of arglist, fixing callers appropriately. Use new CALL_EXPR
13011 accessors and constructors. Return NULL_RTX instead of 0.
13012 (expand_builtin_strstr): Likewise.
13013 (expand_builtin_strchr): Likewise.
13014 (expand_builtin_strrchr): Likewise.
13015 (expand_builtin_strpbrk): Likewise.
13016 (expand_builtin_memcpy): Likewise.
13017 (expand_builtin_mempcpy): Likewise.
13018 (expand_builtin_mempcpy_args): New.
13019 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13020 (expand_builtin_memmove_args): New.
13021 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13022 (expand_movstr): Likewise.
13023 (expand_builtin_strcpy): Likewise.
13024 (expand_builtin_strcpy_args): New.
13025 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13026 (expand_builtin_strncpy): Likewise.
13027 (expand_builtin_memset): Likewise.
13028 (expand_builtin_memset_args): New.
13029 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13030 (expand_builtin_memcmp): Likewise.
13031 (expand_builtin_strcmp): Likewise.
13032 (expand_builtin_strncmp): Likewise.
13033 (expand_builtin_strcat): Likewise.
13034 (expand_builtin_strncat): Likewise.
13035 (expand_builtin_strspn): Likewise.
13036 (expand_builtin_strcspn): Likewise.
13037 (expand_builtin_args_info): Likewise.
13038 (expand_builtin_va_start): Likewise.
13039 (gimplify_va_arg_expr): Likewise.
13040 (expand_builtin_va_end): Likewise.
13041 (expand_builtin_va_copy): Likewise.
13042 (expand_builtin_frame_address): Likewise.
13043 (expand_builtin_alloca): Likewise.
13044 (expand_builtin_bswap): Likewise.
13045 (expand_builtin_unop): Likewise.
13046 (expand_builtin_fputs): Likewise.
13047 (expand_builtin_expect): Likewise.
13048 (expand_builtin_fabs): Likewise.
13049 (expand_builtin_copysign): Likewise.
13050 (expand_builtin_printf): Likewise.
13051 (expand_builtin_fprintf): Likewise.
13052 (expand_builtin_sprintf): Likewise.
13053 (expand_builtin_init_trampoline): Likewise.
13054 (expand_builtin_signbit): Likewise.
13055 (expand_builtin_fork_or_exec): Likewise.
13056 (expand_builtin_sync_operation): Likewise.
13057 (expand_builtin_compare_and_swap): Likewise.
13058 (expand_builtin_lock_test_and_set): Likewise.
13059 (expand_builtin_lock_release): Likewise.
13060 (expand_builtin): Likewise.
13061 (builtin_mathfn_code): Likewise.
13063 (fold_builtin_constant_p): Pass call arguments individually instead
13064 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13065 accessors and constructors. Return NULL_TREE instead of 0.
13066 (fold_builtin_expect): Likewise.
13067 (fold_builtin_classify_type): Likewise.
13068 (fold_builtin_strlen): Likewise.
13069 (fold_builtin_nan): Likewise.
13070 (integer_valued_real_p): Likewise.
13071 (fold_trunc_transparent_mathfn): Likewise.
13072 (fold_fixed_mathfn): Likewise.
13073 (fold_builtin_cabs): Likewise.
13074 (fold_builtin_sqrt): Likewise.
13075 (fold_builtin_cbrt): Likewise.
13076 (fold_builtin_cos): Likewise.
13077 (fold_builtin_cosh): Likewise.
13078 (fold_builtin_tan): Likewise.
13079 (fold_builtin_sincos): Likewise.
13080 (fold_builtin_cexp): Likewise.
13081 (fold_builtin_trunc): Likewise.
13082 (fold_builtin_floor): Likewise.
13083 (fold_builtin_ceil): Likewise.
13084 (fold_builtin_round): Likewise.
13085 (fold_builtin_int_roundingfn): Likewise.
13086 (fold_builtin_bitop): Likewise.
13087 (fold_builtin_bswap): Likewise.
13088 (fold_builtin_logarithm): Likewise.
13089 (fold_builtin_hypot): Likewise.
13090 (fold_builtin_pow): Likewise.
13091 (fold_builtin_powi): Likewise.
13092 (fold_builtin_exponent): Likewise.
13093 (fold_builtin_memset): Likewise.
13094 (fold_builtin_bzero): Likewise.
13095 (fold_builtin_memory_op): Likewise.
13096 (fold_builtin_bcopy): Deleted; call site changed to invoke
13097 fold_builtin_memory_op directly.
13098 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13099 (fold_builtin_strncpy): Likewise.
13100 (fold_builtin_memcmp): Likewise.
13101 (fold_builtin_strcmp): Likewise.
13102 (fold_builtin_strncmp): Likewise.
13103 (fold_builtin_signbit): Likewise.
13104 (fold_builtin_copysign): Likewise.
13105 (fold_builtin_isascii): Likewise.
13106 (fold_builtin_toascii): Likewise.
13107 (fold_builtin_isdigit): Likewise.
13108 (fold_builtin_fabs): Likewise.
13109 (fold_builtin_abs): Likewise.
13110 (fold_builtin_fmin_fmax): Likewise.
13111 (fold_builtin_carg): Likewise.
13112 (fold_builtin_classify): Likewise.
13113 (fold_builtin_unordered_cmp): Likewise.
13115 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13116 New functions split out from fold_builtin_1.
13117 (fold_builtin_n): New.
13118 (fold_builtin_varargs): New.
13119 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13121 (fold_call_expr): New.
13122 (build_function_call_expr): Rewrite to use new helper function.
13123 (fold_builtin_call_list): New.
13124 (build_call_expr): New.
13125 (fold_builtin_call_valist): New.
13126 (rewrite_call_expr): New.
13127 (validate_arg): New.
13128 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13129 of an arglist. Change return type to bool. Use new CALL_EXPR
13132 (fold_builtin_strstr): Pass call arguments individually instead
13133 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13134 accessors and constructors. Return NULL_TREE instead of 0.
13135 (fold_builtin_strchr): Likewise.
13136 (fold_builtin_strrchr): Likewise.
13137 (fold_builtin_strpbrk): Likewise.
13138 (fold_builtin_strcat): Likewise.
13139 (fold_builtin_strncat): Likewise.
13140 (fold_builtin_strspn): Likewise.
13141 (fold_builtin_strcspn): Likewise.
13142 (fold_builtin_fputs): Likewise.
13143 (fold_builtin_next_arg): Likewise.
13144 (fold_builtin_sprintf): Likewise.
13146 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13147 NULL_RTX instead of 0.
13148 (expand_builtin_memory_chk): Likewise.
13149 (maybe_emit_chk_warning): Likewise.
13150 (maybe_emit_sprintf_chk_warning): Likewise.
13152 (fold_builtin_object_size): Pass call arguments individually instead
13153 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13154 accessors and constructors. Return NULL_TREE instead of 0.
13155 (fold_builtin_memory_chk): Likewise.
13156 (fold_builtin_stxcpy_chk): Likewise.
13157 (fold_builtin_strncpy_chk): Likewise.
13158 (fold_builtin_strcat_chk): Likewise.
13159 (fold_builtin_strcat_chk): Likewise.
13160 (fold_builtin_strncat_chk): Likewise.
13161 (fold_builtin_sprintf_chk): Likewise.
13162 (fold_builtin_snprintf_chk): Likewise.
13163 (fold_builtin_printf): Likewise.
13164 (fold_builtin_vprintf): Likewise.
13166 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13168 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13169 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13170 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13171 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13172 (fold_unary): Likewise.
13173 (fold_binary): Likewise.
13174 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13175 ternary expressions.
13176 (fold): Add logic for tcc_vl_exp.
13177 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13178 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13179 (fold_build3_stat): Add assertion to flag broken interface for
13180 constructing CALL_EXPRs.
13181 (fold_build_call_list): New.
13182 (fold_build_call_list_initializer): New.
13183 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13185 (fold_strip_sign_ops): Likewise.
13187 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13188 Brooks Moses <brooks.moses@codesourcery.com>
13189 Lee Millward <lee.millward@codesourcery.com>
13191 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13192 accessors and dump arguments explicitly.
13194 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13196 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13198 (print_call_name): Use new CALL_EXPR accessors.
13200 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13201 CALL_EXPR arguments explicitly instead of as a list. Use
13202 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13204 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13205 (vrp_visit_stmt): Likewise.
13207 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13208 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13210 (force_move_till_expr): Likewise.
13212 * targhooks.c (default_external_stack_protect_fail): Use
13213 build_call_expr instead of build_function_call_expr.
13214 (default_hidden_stack_protect_fail): Likewise.
13216 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13219 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13220 and walk arguments explicitly.
13222 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13223 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13224 (expand_simple_operations): Likewise.
13225 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13227 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13228 of TREE_CODE_LENGTH.
13229 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13231 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13232 instead of TREE_CODE_LENGTH.
13234 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13235 (tree_ic_transform): Likewise.
13236 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13237 parameter instead of arglist. Fix callers.
13238 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13239 (tree_stringops_transform): Likewise.
13240 (tree_indirect_call_to_profile): Likewise.
13241 (tree_stringops_values_to_profile): Likewise.
13243 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13244 (eliminate_tail_call): Likewise.
13246 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13248 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13249 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13251 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13253 * omp-low.c (build_omp_barrier): Use build_call_expr.
13254 (lower_rec_input_clauses): Likewise.
13255 (lower_reduction_clauses): Likewise.
13256 (expand_parallel_call): Likewise.
13257 (maybe_catch_exception): Likewise.
13258 (expand_omp_for_generic): Likewise.
13259 (expand_omp_for_static_nochunk): Likewise.
13260 (expand_omp_sections): Likewise.
13261 (lower_omp_single_simple): Likewise.
13262 (lower_omp_single_copy): Likewise.
13263 (lower_omp_master): Likewise.
13264 (lower_omp_ordered): Likewise.
13265 (lower_omp_critical): Likewise.
13267 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13268 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13270 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13271 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13272 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13274 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13275 and generalize to handle any number of operands.
13276 (chrec_contains_undetermined): Likewise.
13277 (tree_contains_chrecs): Likewise.
13278 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13280 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13282 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13283 fold_call_expr instead of fold_builtin.
13284 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13285 match declarations there.
13286 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13289 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13290 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13292 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13293 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13295 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13298 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13299 (execute_cse_sincos): Use new CALL_EXPR accessors.
13301 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13303 * gimple-low.c (lower_function_body): Use build_call_expr.
13304 (lower_builtin_setjmp): Likewise.
13306 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13307 (set_storage_via_libcall): Likewise.
13308 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13309 instead of TREE_CODE_LENGTH.
13310 (expand_expr_real_1): Use new CALL_EXPR accessors.
13312 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13313 generalize to handle any number of operands.
13314 (TB_parent_eq): Likewise.
13316 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13317 (strip_builtin_expect): Likewise.
13319 * function.c (gimplify_parameters): Use build_call_expr.
13321 * tree-vectorizer.c (vect_is_simple_reduction): Use
13322 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13324 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13325 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13327 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13330 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13331 (gimplify_decl_expr): Likewise.
13332 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13333 Use new CALL_EXPR iterators.
13334 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13335 (gimplify_modify_expr_to_memset): Likewise.
13336 (gimplify_variable_sized_compare): Likewise.
13337 (gimplify_omp_atomic_fetch_op): Likewise.
13338 (gimplify_omp_atomic_pipeline): Likewise.
13339 (gimplify_omp_atomic_mutex): Likewise.
13340 (gimplify_function_tree): Likewise.
13342 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13343 (call_expr_flags): Likewise.
13344 (expand_call): Likewise.
13346 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13347 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13350 * coverage.c (create_coverage): Use build_call_expr.
13352 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13353 (temp_call_expr_obstack): New.
13354 (pool_copy_list): Delete.
13355 (temp_copy_call_expr): New.
13356 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13357 CALL_EXPR accessors. Get rid of special goo for copying argument
13358 lists and use temp_copy_call_expr instead.
13359 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13360 CALL_EXPR accessors.
13361 (create_expression_by_pieces): Likewise. Use build_call_array
13362 to construct the result instead of fold_build3.
13363 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13364 dealing with argument lists.
13365 (init_pre): Remove references to expression_node_pool and
13366 list_node_pool. Init temp_call_expr_obstack instead.
13367 (fini_pre): Remove references to expression_node_pool and
13370 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13371 and walk arguments explicitly instead of as a list.
13373 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13374 (mx_register_decls): Likewise.
13375 (mudflap_register_call): Likewise.
13376 (mudflap_finish_file): Likewise.
13378 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13379 (ipa_callsite_compute_param): Likewise.
13381 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13382 accessors and constructor.
13384 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13385 accessors and constructor.
13386 (convert_tramp_reference): Likewise.
13387 (convert_call_expr): Likewise.
13388 (finalize_nesting_tree_1): Likewise.
13390 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13393 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13395 * tree-inline.c (initialize_inlined_parameters): Pass entire
13396 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13398 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13399 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13401 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13402 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13403 (vectorizable_reduction): Likewise.
13404 (vectorizable_call): Use new CALL_EXPR iterators.
13405 (vectorizable_conversion): Use build_call_expr.
13406 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13407 (vect_gen_widened_results_half): Use build_call_expr.
13408 (vect_setup_realignment): Likewise.
13409 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13411 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13412 (pass_through_call): Likewise.
13413 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13416 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13417 (tree_gen_pow2_profiler): Likewise.
13418 (tree_gen_one_value_profiler): Likewise.
13419 (tree_gen_ic_func_profiler): Likewise.
13420 (tree_gen_average_profiler): Likewise.
13421 (tree_gen_ior_profiler): Likewise.
13423 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13424 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13425 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13427 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13428 of TREE_CODE_LENGTH.
13430 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13431 of TREE_CODE_LENGTH.
13433 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13435 (convert_to_integer): Likewise.
13437 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13440 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13441 Brooks Moses <brooks.moses@codesourcery.com>
13442 Lee Millward <lee.millward@codesourcery.com>
13444 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13446 * config/frv/frv.c (frv_expand_builtin): Likewise.
13447 * config/s390/s390.c (s390_expand_builtin): Likewise.
13449 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13450 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13452 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13453 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13454 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13455 (ix86_expand_store_builtin): Likewise.
13456 (ix86_expand_unop_builtin): Likewise.
13457 (ix86_expand_unop1_builtin): Likewise.
13458 (ix86_expand_sse_compare): Likewise.
13459 (ix86_expand_sse_comi): Likewise.
13460 (ix86_expand_vec_init_builtin): Likewise.
13461 (ix86_expand_vec_ext_builtin): Likewise.
13462 (ix86_expand_vec_set_builtin): Likewise.
13463 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13465 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13466 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13468 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13469 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13470 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13472 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13474 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13475 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13476 arglist. Use new CALL_EXPR accessors. Fix callers.
13477 (altivec_expand_abs_builtin): Likewise.
13478 (rs6000_expand_binop_builtin): Likewise.
13479 (altivec_expand_predicate_builtin): Likewise.
13480 (altivec_expand_lv_builtin): Likewise.
13481 (spe_expand_stv_builtin): Likewise.
13482 (altivec_expand_stv_builtin): Likewise.
13483 (rs6000_expand_ternop_builtin): Likewise.
13484 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13485 (altivec_expand_st_builtin): Likewise.
13486 (altivec_expand_dst_builtin): Likewise.
13487 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13488 arglist. Use new CALL_EXPR accessors. Fix callers.
13489 (altivec_expand_vec_set_builtin): Likewise.
13490 (altivec_expand_vec_ext_builtin): Likewise.
13491 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13492 (spe_expand_builtin): Likewise.
13493 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13494 arglist. Use new CALL_EXPR accessors. Fix callers.
13495 (spe_expand_evsel_builtin): Likewise.
13496 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13497 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13499 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13500 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13501 (arm_expand_unop_builtin): Likewise.
13502 (arm_expand_builtin): Use new CALL_EXPR accessors.
13504 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13507 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13508 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13510 (bfin_expand_unop_builtin): Likewise.
13511 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13513 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13514 Brooks Moses <brooks.moses@codesourcery.com>
13515 Lee Millward <lee.millward@codesourcery.com>
13517 * c-semantics.c (build_stmt): Add internal diagnostic check.
13519 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13520 accessors. Print arguments explicitly instead of as a list.
13522 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13524 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13525 (c_finish_omp_flish): Likewise.
13527 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13528 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13529 instead of TREE_CODE_LENGTH.
13530 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13531 (c_warn_unused_result): Likewise.
13533 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13536 * doc/invoke.texi (Warning Options): Remove
13537 -Werror-implicit-function-declaration.
13538 (Wimplicit-function-declaration): Update description.
13539 * opts.c (common_handle_option): Move handling of -Werror=* to...
13540 (enable_warning_as_error): ...here.
13541 * opts.h (enable_warning_as_error): Declare.
13542 * c-decl.c (implicit_decl_warning): Unless
13543 -Wno-implicit-function-declaration is given, emit a pedwarn if
13544 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13545 * c.opt (Wimplicit-function-declaration): Replace
13546 mesg_implicit_function_declaration with
13547 warn_implicit_function_declaration.
13548 * c-opts.c (c_common_handle_option):
13549 -Werror-implicit-function-declaration is exactly equal as
13550 -Werror=implicit-function-declaration.
13551 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13552 warn_implicit_function_declaration.
13553 (c_common_post_options): -Wimplict-function-declaration is enabled
13554 by default by -std=c99, otherwise is disabled by default.
13555 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13557 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13559 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13560 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13561 former is ignored but not the latter.
13563 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13565 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13566 is made and the reference doesn't use the alias set of its type,
13567 do not create the temporary using that type.
13569 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13571 * jump.c: Remove prototypes for delete_computation and
13572 delete_prior_computation.
13574 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13576 * jump.c (get_label_after): Delete.
13577 (get_label_before, delete_computation, delete_jump,
13578 delete_prior_computation, follow_jumps): Move...
13579 * reorg.c (delete_computation, delete_prior_computation): ... here...
13580 (get_label_before, delete_jump): ... making these static ...
13581 (follow_jumps): ... and simplifying this since it only runs after
13583 * rtl.h (get_label_after, get_label_before, delete_jump,
13584 follow_jumps): Delete prototypes.
13586 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13588 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13590 2007-02-15 Nick Clifton <nickc@redhat.com>
13592 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13593 order to prevent it from being munged by the target.
13595 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13597 * config/i386/i386.md: Remove misleading comment.
13599 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13601 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13602 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13605 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13607 * tree-sra.c (instantiate_missing_elements): Canonicalize
13609 (sra_build_assignment): New.
13610 (generate_copy_inout, generate_element_copy,
13611 generate_element_zero, generate_one_element_init): Use it.
13613 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13615 * tree-sra.c (instantiate_missing_elements): Canonicalize
13617 (sra_build_assignment): New.
13618 (generate_copy_inout, generate_element_copy,
13619 generate_element_zero, generate_one_element_init): Use it.
13621 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13623 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13626 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13628 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13629 types as aggregates not scalars.
13630 * function.c (assign_stack_temp_for_type): Likewise.
13632 2007-02-14 Roger Sayle <roger@eyesopen.com>
13633 Zdenek Dvorak <dvorakz@suse.cz>
13635 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13638 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13640 * passes.c (next_pass_1): Clear the next field of the copied
13643 2007-02-14 Richard Henderson <rth@redhat.com>
13645 * tree-sra.c (early_sra): New.
13646 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13647 (tree_sra_early, pass_sra_early): New.
13648 * tree-pass.h (pass_sra_early): Declare.
13649 * passes.c (init_optimization_passes): Use it.
13651 2007-02-14 Richard Guenther <rguenther@suse.de>
13653 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13655 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13657 PR tree-optimization/30771
13658 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13660 (vect_analyze_operations): Induction phis can now be marked as
13662 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13663 Update documentation accordingly.
13665 2007-02-14 Nick Clifton <nickc@redhat.com>
13667 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13668 most 3 arguments are supported.
13669 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13671 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13673 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13674 Ensure dst->current is valid.
13676 2007-02-13 Paul Brook <paul@codesourcery.com>
13678 * config.gcc: Add arm*-*-uclinux-*eabi.
13679 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13680 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13681 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13682 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13683 (LINK_SPEC): Define.
13684 (LIB_SPEC): Define.
13685 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13687 * config/arm/uclinux-eabi.h: New file.
13688 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13689 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13692 2007-02-13 Ian Lance Taylor <iant@google.com>
13694 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13695 * flags.h (warn_strict_overflow): Declare.
13696 (enum warn_strict_overflow_code): Define.
13697 (issue_strict_overflow_warning): New static inline function.
13698 * opts.c (warn_strict_overflow): New variable.
13699 (common_handle_option): Handle OPT_Wstrict_overflow and
13700 OPT_Wstrict_overflow_.
13701 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13703 * fold-const.c: Include intl.h.
13704 (fold_deferring_overflow_warnings): New static variable.
13705 (fold_deferred_overflow_warning): New static variable.
13706 (fold_deferred_overflow_code): New static variable.
13707 (fold_defer_overflow_warnings): New function.
13708 (fold_undefer_overflow_warnings): New function.
13709 (fold_undefer_and_ignore_overflow_warnings): New function.
13710 (fold_deferring_overflow_warnings_p): New function.
13711 (fold_overflow_warning): New static function.
13712 (make_range): Add strict_overflow_p parameter. Change all
13714 (extract_muldiv, extract_muldiv_1): Likewise.
13715 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13716 tree_expr_nonnegative_p.
13717 (fold_negate_expr): Call fold_overflow_warning.
13718 (fold_range_test): Likewise.
13719 (fold_comparison): Likewise.
13720 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13721 instead of tree_expr_nonnegative_p.
13722 (tree_expr_nonnegative_warnv_p): Rename from
13723 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13724 (tree_expr_nonnegative_p): New function.
13725 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13726 strict_overflow_p parameter.
13727 (tree_expr_nonzero_p): New function.
13728 * passes.c (verify_interpass_invariants): New static function.
13729 (execute_one_pass): Call it.
13730 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13732 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13733 (estimate_numbers_of_iterations): Likewise.
13734 (scev_probably_wraps_p): Likewise.
13735 * tree-ssa-ccp.c: Include "toplev.h".
13736 (evaluate_stmt): Defer fold overflow warnings until we know we are
13738 (struct fold_stmt_r_data): Add stmt field.
13739 (fold_stmt_r): Defer fold overflow warnings until we know we
13741 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13742 (fold_stmt_inplace): Likewise.
13743 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13744 (cleanup_control_expr_graph): Defer fold overflow warnings until
13745 we know we are going to optimize.
13746 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13747 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13749 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13750 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13751 * tree-ssa-loop-manip.c (create_iv): Likewise.
13752 * c-typeck.c (build_conditional_expr): Likewise.
13753 (build_binary_op): Likewise.
13754 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13755 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13756 (extract_range_from_unary_expr): Likewise.
13757 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13758 assuming that signed overflow does not occur.
13759 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13760 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13761 (fold_defer_overflow_warnings): Declare.
13762 (fold_undefer_overflow_warnings): Declare.
13763 (fold_undefer_and_ignore_overflow_warnings): Declare.
13764 (fold_deferring_overflow_warnings_p): Declare.
13765 (tree_expr_nonzero_warnv_p): Declare.
13766 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13767 of warning options.
13768 (Warning Options): Document -Wstrict-overflow.
13769 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13770 (tree-ssa-ccp.o): Likewise.
13771 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13772 (fold-const.o): Depend on intl.h.
13774 2007-02-13 Ian Lance Taylor <iant@google.com>
13776 PR middle-end/30751
13777 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13780 2007-02-13 Stuart Hastings <stuart@apple.com>
13782 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13784 2007-02-13 Richard Henderson <rth@redhat.com>
13786 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13787 handled_component_p before looking for the indirect_ref.
13789 2007-02-13 Richard Henderson <rth@redhat.com>
13791 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13792 remove flags clobber.
13793 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13794 (bswaphi_lowpart): New.
13795 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13796 remove TARGET_BSWAP test. Delete expander of the same name.
13798 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13799 (expand_unop): Use them.
13801 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13803 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13804 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13805 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13806 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13807 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13808 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13809 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13810 assembler dialect choice from asm templates.
13812 2007-02-12 Richard Henderson <rth@redhat.com>
13814 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13815 (fixuns_trunc<SSEMODEF>si2): Use it.
13816 * config/i386/sse.md (vec_setv4sf_0): Export.
13817 * config/i386/i386.c (ix86_build_const_vector): Export.
13818 (ix86_split_convert_uns_si_sse): Rename from
13819 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13820 * config/i386/i386-protos.h: Update.
13822 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13825 * c-typeck.c (c_finish_return): Improve warning message.
13827 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13829 * alias.c (find_symbolic_term): Delete unused function.
13831 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13833 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13834 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13835 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13837 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13839 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13840 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13841 the function, temporarily point the debug interface to the null one.
13843 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13845 * dwarf2out.c (round_up_to_align): New static function.
13846 (field_byte_offset): Use it to round the offset.
13848 2007-02-12 Richard Henderson <rth@redhat.com>
13850 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13851 (inswl_const): Export.
13853 2007-02-12 Richard Henderson <rth@redhat.com>
13855 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13856 result mode of the libcall, convert back to outmode.
13858 2007-02-12 Roger Sayle <roger@eyesopen.com>
13860 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13861 (bswapdi2): New define_expand to implement 32-bit implementation.
13863 2007-02-12 Nick Clifton <nickc@redhat.com>
13865 * doc/invoke.texi (Overall Options): Document --help=.
13866 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13867 (cc1_options): Pass --help= on to cc1.
13868 (display_help): Add description of --help=.
13869 (process_command): Add code to handle --help=. Allow translated
13870 --help and --target-help switches to be passed on to compiler
13872 (main): Remove unused if statement.
13873 * opts.c (columns): Remove.
13874 (LEFT_COLUMN): Define.
13875 (wrap_help): Add columns argument.
13876 (print_filtered_help): Change parameters to be an include bitmask,
13877 an exclude bitmask, an any bitmask and the column width. Move the
13878 code to display the params list here. Add code to display the
13879 status of options rather than their descriptions if the quiet flag
13881 (print_specific_help): Change parameters to be an include bitmask,
13882 an exclude bitmask and an any bitmask. Move code to look up the
13883 column width here. Decide upon the title for an options listing.
13884 (common_handle_options): Add code to handle --help=. Adapt code
13885 for --help and --target-help to use the revised form of the
13886 print_specific_help function.
13887 (print_help): Delete.
13888 (print_param_help): Delete.
13889 (print_switch): Delete.
13890 * opts.h (cl_lang_count): Add prototype.
13891 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13892 CL_MAX_OPTION_CLASS): New defines.
13893 * optc-gen.awk: Add construction of cl_lang_count.
13894 * c.opt: Add Warning attribute to warning options and Optimization
13895 attribute to optimization options.
13896 * common.opt: Likewise.
13898 Add -fhelp and -ftarget-help as aliases for the transformed --help
13899 and --target-help options.
13900 * opt-functions.awk: Add code to handle Warning and Optimization
13903 2007-02-12 Richard Henderson <rth@redhat.com>
13905 * config/alpha/constraints.md: New file.
13906 * config/alpha/alpha.c: Include tm-constrs.h.
13907 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13908 alpha_extra_constraint): Remove.
13909 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13910 * config/alpha/alpha-protos.h: Update.
13911 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13912 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13913 (EXTRA_CONSTRAINT): Remove.
13914 * config/alpha/alpha.md: Include constraints.md.
13915 (adddi splitter): Use satisfies_constraint_*.
13916 * config/alpha/predicates.md (add_operand): Likewise.
13917 (sext_add_operand, addition_operation): Likewise.
13919 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13921 PR tree-optimization/29145
13922 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13923 in our handling of restrict qualified pointers.
13925 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13928 * doc/invoke.texi (Wunused-value): Update description.
13929 (Wextra): Delete item.
13930 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13931 value of Wunused-value.
13932 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13933 (c_finish_stmt_expr): Don't check extra_warnings.
13934 (emit_side_effect_warnings): The caller is responsible to check
13937 2007-02-11 Roger Sayle <roger@eyesopen.com>
13938 Matt Thomas <matt@3am-software.com>
13940 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13942 2007-02-11 Roger Sayle <roger@eyesopen.com>
13944 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13945 comparisons of POPCOUNT against zero.
13946 (simplify_const_relational_operation): Likewise.
13948 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13950 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13952 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13954 * dwarf2out.c (root_type): Delete unused function.
13956 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13958 * genattrtab.c (contained_in_p): Delete unused function.
13959 (write_expr_attr_cache): Likewise.
13961 2007-02-11 Jan Hubicka <jh@suse.cz>
13963 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13966 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13968 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13969 to add the REG_EQ* note.
13970 * see.c (see_merge_one_use_extension): Likewise.
13971 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13972 turn REG_EQUAL notes into REG_EQUIV notes if the target
13973 register may have more than one set.
13974 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13975 * gcse.c (try_replace_reg): Likewise.
13976 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13977 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13978 more than one REG_EQUIV note.
13979 * reload1.c (gen_reload): Use set_unique_reg_note.
13981 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13983 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13984 (ix86_builtin_conversion): New function.
13986 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13989 * tree.h (DECL_REPLACEABLE_P): New macro.
13990 * except.c (set_nothrow_function_flags): Likewise.
13992 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13993 Ira Rosen <irar@il.ibm.com>
13994 Dorit Nuzman <dorit@il.ibm.com>
13996 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13997 * targhooks.c (default_builtin_vectorized_conversion): New.
13998 * targhooks.h (default_builtin_vectorized_function): New declaration.
13999 * target.h (struct vectorize): Add builtin_conversion field.
14000 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14001 stmt_vec_info_type value.
14002 (vectorizable_conversion): New declaration.
14003 * tree-vect-analyze.c (vect_analyze_operations): Add
14004 vectorizable_conversion call.
14005 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14006 * tree-vect-transform.c (vectorizable_conversion): New function.
14007 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14008 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14010 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14011 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14012 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14013 or ALTIVEC_BUILTIN_VCFSX.
14015 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14018 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14019 CONST_DOUBLE and operand 0 is a hard register.
14020 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14021 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14022 is a hard floating-point register.
14024 2007-02-10 Richard Henderson <rth@redhat.com>
14025 Jakub Jelinek <jakub@redhat.com>
14026 Alexandre Oliva <aoliva@redhat.com>
14028 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14029 * builtin-types.def (BT_WORD): Make unsigned.
14030 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14031 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14032 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14033 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14034 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14035 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14037 * expr.c (emutls_var_address): New.
14038 (expand_expr_real_1): Expand emulated tls.
14039 (expand_expr_addr_expr_1): Likewise.
14040 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14041 * output.h (emutls_finish): Declare.
14042 * toplev.c (compile_file): Call it.
14043 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14044 address before wrapping in CONST.
14045 * varasm.c (emutls_htab, emutls_object_type): New.
14046 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14047 (get_emutls_object_name, get_emutls_object_type): New.
14048 (get_emutls_init_templ_addr, emutls_decl): New.
14049 (emutls_common_1, emutls_finish): New.
14050 (assemble_variable): When emulating tls, swap decls; generate
14051 constructor for the emutls objects.
14052 (do_assemble_alias): When emulating tls, swap decl and target name.
14053 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14055 * varpool.c (decide_is_variable_needed): Look at force_output.
14056 Recurse for emulated tls.
14057 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14058 with decide_is_variable_needed.
14059 * emutls.c: New file.
14060 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14061 tls_object for real tls.
14063 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14065 PR rtl-optimization/29599
14066 * reload1.c (eliminate_regs_in_insn): Take the destination
14067 mode into account when computing the offset.
14069 2007-02-09 Stuart Hastings <stuart@apple.com>
14070 Richard Henderson <rth@redhat.com>
14072 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14073 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14074 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14075 fixuns_truncdfhi2): New.
14076 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14077 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14078 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14079 (floatunssidf2): Allow nonimmediate source.
14080 * config/i386/sse.md (movdi_to_sse): New.
14081 (vec_concatv2di): Drop '*'.
14082 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14083 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14084 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14086 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14087 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14088 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14089 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14090 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14091 ix86_build_const_vector.
14092 (x86_emit_floatuns): Rewrite.
14094 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14096 * genautomata.c (longest_path_length): Delete unused function.
14097 (struct state): Delete unused longest_path_length.
14098 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14099 (get_free_state): Delete unused.
14101 2007-02-09 Jan Hubicka <jh@suse.cz>
14103 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14104 * doc/invoke.texi (inline-unit-growth): Update default value.
14106 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14107 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14108 (rebuild_cgraph_edges): Likewise.
14109 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14110 (dump_cgraph_node): Dump frequencies.
14111 (cgraph_clone_edge): Add frequency scales.
14112 (cgraph_clone_node): Add freuqnecy.
14113 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14114 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14115 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14116 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14117 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14118 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14119 (save_inline_function_body): Likewise.
14120 * ipa-inline.c: inluce rtl.h
14121 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14122 (cgraph_edge_badness): Use frequencies.
14123 (cgraph_decide_recursive_inlining): Update clonning.
14124 (cgraph_decide_inlining_of_small_function): Dump frequency.
14125 * predict.c (estimate_bb_frequencies): Export.
14126 * predict.h (estimate_bb_frequencies): Declare.
14127 * tree-inline.c (copy_bb): Watch overflows.
14128 (expand_call_inline): Update call of cgraph_create_edge.
14129 (optimize_inline_calls): Use TODO flags to update frequnecies.
14130 * passes.h: Include predict.h
14131 (init_optimization_passes): Move profile ahead.
14132 (execute_function_todo): Handle TODO_rebuild_frequencies.
14134 2007-02-09 Roger Sayle <roger@eyesopen.com>
14136 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14137 the insbl or inswl pattern into a register.
14139 2007-02-09 Roger Sayle <roger@eyesopen.com>
14141 * config/ia64/ia64.md (bswapdi2): New define_insn.
14143 2007-02-09 Richard Henderson <rth@redhat.com>
14145 * config/i386/constraints.md (Ym): New constraint.
14146 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14147 (movdi_1_rex64): Split sse and xmm general register moves from
14148 memory move alternatives. Use conditional register constraints.
14149 (movsf_1, movdf_integer): Likewise.
14150 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14151 (movdf_integer_rex64): New.
14152 (pushsf_rex64): Fix output constraints.
14153 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14154 (sse2_stored): Likewise.
14155 (sse2_storeq_rex64): New.
14156 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14157 amd and not generic.
14158 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14159 for optimize_size. Remove SF/DFmode hack.
14161 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14163 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14166 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14167 Richard Sandiford <richard@codesourcery.com>
14169 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14170 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14171 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14172 m68k/t-mlib to tmake_file.
14173 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14174 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14175 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14176 Allow it to be cf or m68k. Set m68k_arch_family. If that
14177 variable is not empty, add t-$m68k_arch_family to tmake_file.
14178 Add t-mlibs to tmake_file.
14179 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14180 * config/m68k/t-cf: New file.
14181 * config/m68k/t-m68k: Likewise.
14182 * config/m68k/t-mlibs: Likewise.
14183 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14184 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14185 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14186 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14187 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14189 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14190 (INSTALL_LIBGCC): Delete.
14191 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14192 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14193 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14194 (M68K_MLIB_CPU): Define.
14195 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14196 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14197 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14199 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14200 Richard Guenther <rguenther@suse.de>
14202 PR middle-end/23361
14203 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14204 against INT_MIN/INT_MAX.
14205 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14206 file if a loop is removed.
14208 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14210 * calls.c (store_one_arg): Pass correct alignment to
14211 emit_push_insn for non-BLKmode values.
14212 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14213 unaligned stack slot via a suitably aligned slot.
14215 2007-02-08 DJ Delorie <dj@redhat.com>
14217 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14219 (legal_subregs): Use unsigned char, make const.
14220 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14222 2007-02-08 Paul Brook <paul@codesourcery.com>
14224 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14225 special interworking needed.
14227 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14229 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14230 conditional to __SSE2__.
14231 (Entries below should have been added to first ChangeLog
14232 entry for amdfam10 dated 2007-02-05)
14233 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14235 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14237 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14240 2007-02-08 DJ Delorie <dj@redhat.com>
14242 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14243 * config/m32c/m32c.c (legal_subregs): New.
14244 (m32c_illegal_subreg_p): New.
14245 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14246 unsupported subregs of hard regs.
14248 2007-02-08 Jan Hubicka <jh@suse.cz>
14250 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14251 the same one; always update histograms.
14253 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14255 * passes.c (init_optimization_passes): Tidy comment.
14257 2007-02-08 Roger Sayle <roger@eyesopen.com>
14259 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14260 strip zero_extend, bswap and rotates from POCOUNT's argument.
14261 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14262 zero_extend and rotates from PARITY's argument.
14263 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14264 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14265 of an integer constant at compile-time.
14267 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14270 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14272 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14275 * tree-ssa-live.c (remove_unused_locals): Do not remove
14276 TREE_ADDRESSABLE variables.
14277 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14278 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14279 FOR_CLOBBER. Update all users.
14280 If VAR has an associated alias set, add a virtual operand for
14281 it if no alias is found to conflict with the memory reference.
14283 2007-02-07 Jan Hubicka <jh@suse.cz>
14284 Robert Kidd <rkidd@crhc.uiuc.edu>
14286 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14288 2007-02-07 Ian Lance Taylor <iant@google.com>
14290 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14292 2007-02-07 Roger Sayle <roger@eyesopen.com>
14294 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14295 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14296 tablejumpdi, movsi_to_cr_one): Remove constraints from
14297 define_expand's match_operands.
14299 2007-02-07 Roger Sayle <roger@eyesopen.com>
14301 * global.c (compute_regsets): Move declatation of "i" inside of
14302 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14304 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14307 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14308 of INDIRECT_REF <RESULT_DECL>.
14310 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14312 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14313 Kaz Kojima <kkojima@gcc.gnu.org>
14316 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14318 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14320 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14322 * doc/loop.texi: Document possibility not to perform disambiguation
14323 of loops with multiple latches.
14324 * cfgloopmanip.c (alp_enum_p): Removed.
14325 (add_loop): Handle subloops. Use get_loop_body_with_size.
14326 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14327 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14328 the new forwarder block.
14329 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14330 Handle the case latch is NULL.
14331 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14332 modifications when marking loop exits.
14333 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14335 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14336 disambiguate_loops_with_multiple_latches.
14337 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14338 before fix_loop_structure.
14339 * cfgloop.c: Include pointer-set.h and output.h.
14340 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14341 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14342 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14343 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14344 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14345 disambiguate_multiple_latches, get_loop_body_with_size,
14346 disambiguate_loops_with_multiple_latches): New functions.
14347 (flow_loop_dump): Dump multiple latch edges.
14348 (flow_loop_nodes_find): Handle loops with multiple latches.
14349 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14350 (glb_enum_p): Modified.
14351 (get_loop_body): Use get_loop_body_with_size.
14352 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14353 (AVOID_CFG_MODIFICATIONS): New constant.
14354 (disambiguate_loops_with_multiple_latches, add_loop,
14355 get_loop_body_with_size): Declare.
14356 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14358 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14360 PR inline-asm/28686
14361 * global.c (compute_regsets): New function.
14362 (global_alloc): Refactored ELIMINABLE_REGSET
14363 and NO_GLOBAL_ALLOC_REGS computation out.
14364 (rest_of_handle_global_alloc): Call compute_regsets()
14365 for non-optimizing case.
14367 2007-02-06 Richard Henderson <rth@redhat.com>
14369 * config/i386/constraints.md (Y2): Rename from Y.
14370 (Yi): New constraint.
14371 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14372 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14373 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14374 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14375 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14376 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14377 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14378 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14379 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14380 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14381 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14382 vec_extractv2si_1): Change Y constraints to Y2.
14383 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14384 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14385 Change Y constraints to Y2.
14386 (sse2_loadld): Change Y constraints to x.
14388 2007-02-06 Roger Sayle <roger@eyesopen.com>
14390 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14391 (parity<mode>2): New define_expand using rs6000_emit_parity.
14392 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14393 rs6000_emit_parity): New functions.
14394 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14395 rs6000_emit_parity): Prototype here.
14397 2007-02-06 Ian Lance Taylor <iant@google.com>
14399 * lower-subreg.c (simple_move_operand): Reject CONST.
14400 (resolve_clobber): Call validate_change rather than directly
14401 assigning to XEXP (pat, 0).
14403 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14405 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14406 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14407 (tree-cfg.o): Remove hashtab.h dependency.
14409 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14410 (struct ivopts_data): Change niters to pointer_map_t.
14411 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14412 (niter_for_exit): Create pointer_map on demand. Change for
14414 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14415 (free_loop_data): Destroy data->niters if created and reset field.
14416 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14417 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14419 * tree-ssa-reassoc.c: Include pointer-set.h.
14420 (bb_rank): Change to long *.
14421 (operand_rank): Change to pointer_map_t.
14422 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14423 (insert_operand_rank): Accept long.
14424 (operand_entry_hash, operand_entry_eq): Remove.
14425 (get_rank): Return long. Adjust for changes above.
14426 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14428 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14430 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14431 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14432 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14434 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14435 directly since it cannot be NULL.
14436 (get_vi_for_tree): Rewrite for pointer_map API.
14437 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14438 (init_alias_vars): Create vi_for_tree as pointer_map.
14439 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14441 * tree-cfg.c: Don't include hashtab.h.
14442 (edge_to_cases): Declare as pointer_map.
14443 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14445 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14446 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14447 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14449 (record_switch_edge): Delete.
14450 (get_cases_for_edge): Adjust for pointer_map API, inline
14451 record_switch_edge (rewritten for new API), remove goto.
14453 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14455 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14456 * tree-nested.c: Include pointer-set.h.
14457 (var_map_elt, var_map_eq, var_map_hash): Delete.
14458 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14459 to pointer_map_t's.
14460 (nesting_info_bitmap_obstack): New.
14461 (lookup_field_for_decl): Adjust for pointer_map API.
14462 (lookup_tramp_for_decl): Adjust for pointer_map API.
14463 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14464 (get_local_debug_decl): Adjust for pointer_map API.
14465 (convert_nl_goto_reference): Adjust for pointer_map API.
14466 (convert_nl_goto_receiver): Adjust for pointer_map API.
14467 (create_nesting_tree): Create outside GGC space. Create bitmap on
14468 the new obstack. Create field_map and var_map as pointer_maps.
14469 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14471 (lower_nested_functions): Move root here, no need to NULL it.
14472 Initialize and release the obstack.
14474 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14476 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14477 Remove prototypes and make them non-static.
14478 (struct tree_int_map): Remove.
14479 * tree.h (struct tree_int_map): Move here, turning TO into an
14481 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14483 * tree.h (TREE_COMPLEXITY): Remove.
14484 (struct tree_exp): Remove complexity field.
14485 * tree.c (build1_stat): Don't set it.
14487 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14488 Victor Kaplansky <victork@il.ibm.com>
14490 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14491 (vect_is_simple_reduction): Support reduction with induction as
14492 one of the operands.
14493 (vect_is_simple_iv_evolution): Fix formatting.
14494 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14495 formatting. Don't mark induction phis for vectorization.
14496 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14497 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14498 (vect_get_vec_def_for_operand): Support induction.
14499 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14501 (vectorizable_reduction): Support reduction with induction as one of
14503 (vectorizable_type_demotion): Use def-type of stmt argument rather
14504 than dummy def-type.
14506 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14507 flag_tree_scev_cprop.
14508 * common.opt (tree-scev-cprop): New flag.
14510 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14511 call to vect_get_new_vect_var.
14513 2007-02-06 Ira Rosen <irar@il.ibm.com>
14515 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14516 vectype is not NULL.
14517 (vect_pattern_recog_1): Likewise.
14519 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14521 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14522 (fold_negate_expr): Likewise.
14524 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14527 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14528 even if cv-qualification is the same.
14530 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14532 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14533 __enable_execute_stack on completion.
14535 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14537 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14538 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14539 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14540 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14541 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14542 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14543 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14544 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14546 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14548 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14549 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14550 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14551 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14552 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14553 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14554 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14555 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14556 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14557 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14558 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14559 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14560 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14561 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14562 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14563 sqrtextenddfxf2_i387): Added amdfam10_decode.
14565 * config/i386/athlon.md (athlon_idirect_amdfam10,
14566 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14567 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14568 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14569 athlon_ivector_store_amdfam10): New define_insn_reservation.
14570 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14573 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14575 * config/i386/athlon.md (athlon_call_amdfam10,
14576 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14577 define_insn_reservation.
14578 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14579 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14580 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14582 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14584 * config/i386/athlon.md (athlon_sseld_amdfam10,
14585 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14586 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14588 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14590 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14591 define_insn_reservation.
14592 * config/i386/i386.md (sseins): Added sseins to define_attr type
14593 and define_attr unit.
14594 * config/i386/sse.md: Set type attribute to sseins for insertq
14597 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14599 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14600 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14601 ssecomi_load_amdfam10, ssecomi_amdfam10,
14602 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14603 define_insn_reservation.
14604 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14608 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14609 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14610 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14611 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14612 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14613 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14614 define_insn_reservation.
14616 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14617 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14618 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14619 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14620 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14622 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14624 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14625 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14626 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14627 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14628 athlon_ssemul_load_k8): Added amdfam10.
14630 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14632 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14633 (x86_sse_unaligned_move_optimal): New variable.
14635 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14637 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14638 for unaligned vector SSE double/single precision loads for AMDFAM10.
14640 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14642 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14643 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14644 Define TARGET_CPU_DEFAULT_amdfam10.
14645 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14646 (processor_type): Add PROCESSOR_AMDFAM10.
14648 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14649 processor_type in config/i386/i386.h.
14650 Enable imul peepholes for TARGET_AMDFAM10.
14652 * config.gcc: Add support for --with-cpu option for amdfam10.
14654 * config/i386/i386.c (amdfam10_cost): New variable.
14655 (m_AMDFAM10): New macro.
14656 (m_ATHLON_K8_AMDFAM10): New macro.
14657 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14658 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14659 x86_promote_QImode, x86_integer_DFmode_moves,
14660 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14661 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14662 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14663 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14664 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14665 Enable/disable for amdfam10.
14666 (override_options): Add amdfam10_cost to processor_target_table.
14667 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14668 processor_alias_table.
14669 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14670 (ix86_adjust_cost): Add code for amdfam10.
14672 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14674 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14675 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14676 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14677 * config/i386/i386.h: Add builtin definition for SSE4A.
14678 * config/i386/i386.md: Add support for ABM instructions
14679 (popcnt and lzcnt).
14680 * config/i386/sse.md: Add support for SSE4A instructions
14681 (movntss, movntsd, extrq, insertq).
14682 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14683 Add -march=amdfam10 flag.
14684 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14685 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14687 * doc/extend.texi: Add documentation for SSE4A builtins.
14689 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14691 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14693 2007-02-05 Richard Guenther <rguenther@suse.de>
14695 * tree-vectorizer.h (vectorizable_function): Add argument type
14696 argument, change return type.
14697 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14698 * tree-vect-transform.c (vectorizable_function): Handle extra
14699 argument, return vectorized function decl.
14700 (build_vectorized_function_call): Remove.
14701 (vectorizable_call): Handle calls with result and argument types
14702 differing. Handle loop vectorization factor correctly.
14703 * targhooks.c (default_builtin_vectorized_function): Adjust for
14705 * targhooks.h (default_builtin_vectorized_function): Likewise.
14706 * target.h (builtin_vectorized_function): Add argument type
14708 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14709 extra argument, allow vectorizing of lrintf.
14710 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14711 documentation of target hook.
14713 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14716 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14717 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14718 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14720 2007-02-05 Roger Sayle <roger@eyesopen.com>
14722 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14723 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14724 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14725 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14726 before canonicalizing sincos to cexpi.
14727 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14729 2007-02-05 Roger Sayle <roger@eyesopen.com>
14731 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14732 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14733 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14735 2007-02-05 Roger Sayle <roger@eyesopen.com>
14737 * mips-tfile.c (initialize_init_file): Correct endianness test.
14739 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14741 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14742 the 'y' constraint.
14744 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14746 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14747 saves in a PARALLEL before the register assignments.
14749 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14751 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14752 DWARF_FRAME_RETURN_COLUMN to be a general register.
14753 * dwarf2out.c (init_return_column_size): New function, split from...
14754 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14755 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14756 to be nongeneral registers.
14757 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14759 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14760 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14762 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14764 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14766 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14768 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14769 (remove_path): Use can_remove_branch_p and remove_branch instead
14770 of loop_delete_branch_edge.
14771 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14772 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14773 Update profile using scale_dominated_blocks_in_loop.
14774 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14775 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14776 (can_remove_branch_p, remove_branch): Declare.
14777 * tree-cfg.c (tree_can_remove_branch_p): New function.
14778 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14779 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14780 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14782 2007-02-05 Jan Hubicka <jh@suse.cz>
14784 PR middle-end/30696
14785 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14786 nodes in cgraph, don't remove offline copy of the function.
14788 2007-02-04 Jan Hubicka <jh@suse.cz>
14790 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14791 vectors might cause maybe_lookup_element_for_expr to be called
14792 on non-sra-candidate.
14794 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14796 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14797 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14798 spelling conventions.
14800 2007-02-04 Richard Guenther <rguenther@suse.de>
14802 PR middle-end/30636
14803 * fold-const.c (try_move_mult_to_index): Make sure to not
14804 overflow one dimension of a multi-dimensional array access.
14806 2007-02-04 Jan Hubicka <jh@suse.cz>
14808 * passes.c (init_optimization_passes): Reindent.
14810 2007-02-04 Jan Hubicka <jh@suse.cz>
14811 Eric Botcazou <ebotcazou@adacore.com>
14813 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14814 (execute_fixup_cfg): Break out the abnormal goto code.
14815 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14816 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14817 (optimize_inline_calls): Call make_nonlocal_label_edges.
14819 2007-02-04 Jan Hubicka <jh@suse.cz>
14821 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14822 true when something was changed.
14823 (rename_ssa_copies): When something was changed, do
14824 TODO_remove_unused_locals.
14825 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14826 add TODO_remove_unused_locals when instruction was removed.
14828 2007-02-04 Jan Hubicka <jh@suse.cz>
14830 * ipa-inline.c (try_inline): Improve debug output; work on already
14832 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14833 call try_inline for already inlined edges too when flattening;
14834 inline also functions that make callee growth but overall unit size
14837 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14839 * config/m32c/bitops.md, config/m32c/jump.md,
14840 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14841 config/m32r/m32r.h, config/m32r/m32r.md,
14842 config/m32r/predicates.md, config/m68hc11/larith.asm,
14843 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14844 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14845 config/mips/mips-protos.h, config/mips/mips.c,
14846 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14847 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14848 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14849 spelling conventions.
14851 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14852 Follow spelling conventions.
14854 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14856 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14857 warn about C++0x compatibility.
14859 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14861 * config/h8300/h8300.c, config/h8300/h8300.h,
14862 config/h8300/h8300.md: Follow spelling conventions.
14864 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14866 PR middle-end/30667
14867 * combine.c (try_combine): Do not substitute source operand
14868 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14870 2007-02-03 Jan Hubicka <jh@suse.cz>
14872 PR gcov-profile/30650
14873 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14874 do not divide by zero for never executed counters.
14875 (tree_find_values_to_profile): Fix counters.
14876 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14878 2007-02-03 Ian Lance Taylor <iant@google.com>
14880 * lower-subreg.c (simple_move_operand): New static function,
14881 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14883 (simple_move): Call simple_move_operand.
14884 (find_decomposable_subregs): Add special handling of MEMs.
14885 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14886 meaning of return value. If we see a hard register, test whether
14887 it can store a word_mode value. Change all callers.
14889 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14891 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14892 ftrapv insns and expanders.
14893 (subdi3): Change define_expand operand 1 to arith11_operand, and
14894 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14895 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14896 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14899 PR middle-end/30174
14900 * varasm.c (notice_global_symbol): Treat global objects as weak when
14901 flag_shlib is true.
14903 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14905 * emit-rtl.c (dconstpi): Delete.
14906 (dconstsqrt2): New.
14907 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14908 * real.h (dconstpi): Delete.
14909 (dconstsqrt2): New.
14910 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14911 (fold_builtin_hypot): Likewise.
14913 2007-02-03 Tom Tromey <tromey@redhat.com>
14916 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14917 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14919 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14921 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14922 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14923 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14924 config/rs6000/cell.md, config/rs6000/darwin.h,
14925 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14926 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14927 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14928 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14929 typos. Follow spelling conventions.
14930 * doc/invoke.texi: Follow spelling conventions.
14932 2007-02-03 Roger Sayle <roger@eyesopen.com>
14934 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14935 canonicalization transformations that attempt to simplify integer
14936 constant comparisons to become comparisons against zero.
14938 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14940 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14942 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14943 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14945 2007-02-02 Mike Stump <mrs@apple.com>
14947 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14948 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14949 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14950 generate a branch island.
14952 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14954 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14955 (xtensa_legitimate_address_p): New.
14956 (xtensa_legitimize_address): New.
14957 (xtensa_output_addr_const_extra): New.
14958 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14960 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14961 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14962 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14963 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14964 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14965 (xtensa_legitimize_address): New.
14966 (xtensa_output_addr_const_extra): New.
14968 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14970 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14972 2007-02-02 Ian Lance Taylor <iant@google.com>
14974 * expmed.c (expand_divmod): Add comment.
14976 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14978 * emit-rtl.c (renumber_insns): Remove.
14979 * flags.h: Remove the extern for flag_renumber_insns.
14980 * rtl.h: Remove the prototype for renumber_insns.
14981 * toplev.c (flag_renumber_insns): Remove.
14983 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14985 Revert for x86 darwin:
14986 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14988 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14989 code before the following patch under TARGET_MACHO.
14990 (ix86_function_value_regno_p): Likewise.
14992 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14994 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14997 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15000 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15001 loads to general or fp registers. Add comments.
15002 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15004 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15006 * pointer-set.c (insert_aux): Only return insertion slot.
15007 (pointer_set_insert): Adjust.
15008 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15009 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15010 pointer_map_traverse): New.
15011 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15012 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15013 pointer_map_contains, pointer_map_traverse): Declare.
15015 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15017 PR middle-end/30473
15018 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15019 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15021 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15023 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15025 (struct _dep): New type.
15026 (dep_t): New typedef.
15027 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15028 (DEP_STATUS): New access macro. The macro with the same name was
15029 renamed to DEP_LINK_STATUS.
15030 (dep_init): Declare function
15032 (struct _dep_link): New type.
15033 (dep_link_t): New typedef.
15034 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15035 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15036 (DEP_LINK_STATUS): New macro.
15037 (debug_dep_links): New debug function.
15039 (struct _deps_list): New type.
15040 (deps_list_t): New typedef.
15041 (DEPS_LIST_FIRST): New access macro.
15042 (FOR_EACH_DEP_LINK): New cycle macro.
15043 (create_deps_list, free_deps_list, delete_deps_list): Declare
15045 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15046 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15047 (copy_deps_list_change_con): Ditto.
15049 (move_dep_link): Declare function.
15051 (struct _dep_node): New type.
15052 (dep_node_t): New typedef.
15053 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15055 (struct haifa_insn_data.back_deps): New field to hold backward
15056 dependencies of the insn.
15057 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15059 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15060 Change its type to deps_list_t.
15061 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15062 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15063 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15065 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15067 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15069 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15071 (dep_cost): Declare.
15073 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15074 (ds_to_dk, dk_to_ds): New functions.
15076 (init_dep_1): New static function.
15077 (init_dep): New function.
15078 (copy_dep): New static function.
15080 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15082 (detach_dep_link): New static function.
15083 (move_dep_link): New function.
15085 (dep_links_consistent_p, dump_dep_links): New static functions.
15086 (debug_dep_links): New debugging function.
15088 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15090 (alloc_deps_list, init_deps_list): New static functions.
15091 (create_deps_list): New function.
15092 (clear_deps_list): New static function.
15093 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15094 (deps_list_consistent_p, dump_deps_list): New static functions.
15095 (debug_deps_list): New function.
15096 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15098 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15100 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15101 use new scheduler dependencies lists.
15102 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15103 (sched_analyze): Ditto. Initialize dependencies lists.
15104 (add_forw_dep, compute_forward_dependences): Update to use new
15105 scheduler dependencies lists.
15107 (init_dependency_caches): Init deps_obstack.
15108 (free_dependency_caches): Free deps_obstack.
15110 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15111 new scheduler dependencies lists.
15112 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15113 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15115 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15116 Update to use new scheduler dependencies lists.
15117 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15118 (debug_dependencies): Ditto.
15119 (schedule_region): Update comments.
15121 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15122 scheduler dependencies lists.
15123 (schedule_ebb): Update comments.
15125 * rtl.def (DEPS_LIST): Remove.
15127 * lists.c (unused_deps_list): Remove.
15128 (free_list): Update assertions.
15130 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15131 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15133 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15134 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15136 * haifa-sched.c (comments): Update.
15137 (insn_cost1): Remove. Inline the code into insn_cost ().
15138 (insn_cost): Update to use new scheduler dependencies lists. Move
15139 processing of the dependency cost to dep_cost ().
15140 (dep_cost): New function. Use it instead of insn_cost () when
15141 evaluating cost of the dependency. Use compatible interface to
15142 interact with the target.
15143 (priority): Update to use new scheduler dependencies lists.
15144 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15145 with greater number of insns that depend on the insn.
15146 (schedule_insn): Update to use new scheduler dependencies lists. Add
15147 code to free backward dependencies lists. Inline and optimize code
15148 from resolve_dep () - see PR28071.
15149 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15150 lists. Update call to targetm.sched.is_costly_dependence hook.
15152 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15153 scheduler dependencies lists.
15155 (resolve_dep): Remove. Move the logic to schedule_insn ().
15156 (init_h_i_d): Initialize dependencies lists.
15158 (process_insn_depend_be_in_spec): Rename to
15159 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15160 dependencies lists.
15161 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15162 Update to use new scheduler dependencies lists.
15163 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15165 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15166 new scheduler dependencies lists.
15167 (build_intra_loop_deps): Ditto.
15169 * target.h (struct _dep): Declare to use in
15170 gcc_target.sched.is_costly_dependence.
15171 (struct gcc_target.sched.adjust_cost): Fix typo.
15172 (struct gcc_target.sched.is_costly_dependence): Change signature to
15173 use single dep_t parameter instead of an equivalent triad.
15174 (struct gcc_target.sched.adjust_cost_2): Remove.
15176 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15178 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15180 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15182 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15184 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15185 (REG_DEP_TRUE): Document.
15187 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15188 Change signature to correspond to the targetm.sched.adjust_cost hook.
15189 Update use in TARGET_SCHED_ADJUST_COST_2.
15190 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15191 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15192 new scheduler dependencies lists.
15193 (ia64_gen_check): Ditto.
15195 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15196 scheduler dependencies lists.
15198 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15199 signature to correspond to the targetm.sched.is_costly_dependence hook.
15200 (is_costly_group): Update to use new scheduler dependencies lists.
15202 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15203 instead of INSN_COST () macro.
15205 2007-02-01 Ian Lance Taylor <iant@google.com>
15207 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15209 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15211 * pa.md (tp_load): Correct mfctl instruction syntax.
15213 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15215 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15216 altivec_padding_size calculation on AIX. Improve comment, add
15217 assert to verify that it's right.
15219 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15222 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15224 PR inline-asm/28686
15225 * global.c (global_alloc): Add mising initialization of
15228 2007-02-01 Roger Sayle <roger@eyesopen.com>
15230 * alias.c (init_alias_analysis): Correct whitespace.
15231 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15232 partition_hot_cold_basic_blocks): Likewise.
15233 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15234 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15235 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15236 fold_builtin_snprintf_chk, fold_builtin_printf,
15237 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15238 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15239 * cfgcleanup.c (cleanup_cfg): Likewise.
15240 * cfgexpand.c (tree_expand_cfg): Likewise.
15241 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15242 * function.c (get_next_funcdef_no): Likewise.
15243 * gengtype.c (main): Likewise.
15244 * genmodes.c (main): Likewise.
15245 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15246 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15247 * ifcvt.c (noce_emit_move_insn): Likewise.
15248 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15250 * stor-layout.c (get_best_mode): Likewise.
15251 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15252 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15253 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15254 perform_var_substitution, solve_graph): Likewise.
15255 * tree-vrp.c (vrp_finalize): Likewise.
15257 2007-02-01 Ian Lance Taylor <iant@google.com>
15259 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15260 high part of a paradoxical subreg, return a constant zero.
15262 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15264 * toplev.c (lang_dependent_init): Call init_set_costs.
15265 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15267 2007-02-01 Richard Guenther <rguenther@suse.de>
15269 PR middle-end/30656
15270 * fold-const.c (fold_negate_expr): Allow negating a
15271 constant if overflow does not change.
15273 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15275 * doc/c-tree.texi (Expression trees): Improve markup.
15276 * doc/tm.texi (Register Classes, Addressing Modes)
15277 (Floating Point): Fix spacing after abbreviations. Fix some
15280 2007-02-01 Ben Elliston <bje@au.ibm.com>
15282 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15283 * doc/contrib.texi: Likewise.
15284 * doc/install.texi: Likewise.
15286 2007-01-31 Richard Henderson <rth@redhat.com>
15287 Ian Lance Taylor <iant@google.com>
15289 * lower-subreg.c: New file.
15290 * rtl.def (CONCATN): Define.
15291 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15292 pass_lower_subreg2.
15293 * emit-rtl.c (update_reg_offset): New static function, broken out
15294 of gen_rtx_REG_offset.
15295 (gen_rtx_REG_offset): Call update_reg_offset.
15296 (gen_reg_rtx_offset): New function.
15297 * regclass.c: Revert patch of 2006-03-05, restoring
15299 (clear_reg_info_regno): New function.
15300 * dwarf2out.c (concatn_loc_descriptor): New static function.
15301 (loc_descriptor): Handle CONCATN.
15302 * common.opt (fsplit_wide_types): New option.
15303 * opts.c (decode_options): Set flag_split_wide_types when
15305 * timevar.def (TV_LOWER_SUBREG): Define.
15306 * rtl.h (gen_reg_rtx_offset): Declare.
15307 (reg_scan_update): Declare.
15308 * regs.h (clear_reg_info_regno): Declare.
15309 * tree-pass.h (pass_lower_subreg): Declare.
15310 (pass_lower_subreg2): Declare.
15311 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15312 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15313 -fsplit-wide-types.
15314 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15315 * Makefile.in (OBJS-common): Add lower-subreg.o.
15316 (lower-subreg.o): New target.
15318 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15320 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15322 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15325 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15327 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15329 PR middle-end/29335
15330 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15332 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15334 * cfgloop.h: Include vec-prim.h.
15335 (enum li_flags): Remove LI_ONLY_OLD.
15336 (loop_iterator): Changed.
15337 (fel_next, fel_init): Iterate over loop tree.
15338 (FOR_EACH_LOOP_BREAK): New macro.
15339 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15341 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15342 * modulo-sched.c (sms_schedule): Ditto.
15343 * tree-vectorizer.c (vectorize_loops): Ditto.
15344 * doc/loop.texi: Update information on loop numbering and behavior of
15345 FOR_EACH_LOOP wrto new loops.
15346 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15347 add_to_evolution_1): Test nestedness of loops instead of comparing
15349 * tree-chrec.c (chrec_fold_plus_poly_poly,
15350 chrec_fold_multiply_poly_poly, chrec_evaluate,
15351 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15352 reset_evolution_in_loop): Ditto.
15353 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15355 2007-01-31 Dirk Mueller <dmueller@suse.de>
15357 * c-common.c (warn_about_parentheses): Separate warning about
15358 un-parenthized sequence of comparison operators from the one
15359 which is supposed to warn about x <= y <= z.
15361 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15363 * optabs.h (enum optab_index): Add new OTI_isinf.
15364 (isinf_optab): Define corresponding macro.
15365 * optabs.c (init_optabs): Initialize isinf_optab.
15366 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15368 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15369 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15371 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15372 expand_builtin_interclass_mathfn.
15373 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15374 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15375 (fxam<mode>2_i387): New insn pattern.
15376 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15377 built-in functions as x87 inline asm.
15379 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15381 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15383 2007-01-30 Eric Christopher <echristo@apple.com>
15385 * config.gcc: Add geode.
15387 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15389 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15390 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15391 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15392 value-prof.c: Fix comment typos.
15394 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15397 * doc/invoke.texi (Wpointer-arith): Document warning.
15399 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15401 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15402 the list of discrepancies from the draft TR.
15404 2007-01-30 Dirk Mueller <dmueller@suse.de>
15407 * doc/invoke.texi (-Wreturn-type): Update description to
15408 match new behavior.
15410 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15412 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15414 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15416 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15417 to handle optabs that operate on floating point input argument and
15418 output to integer output.
15419 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15420 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15421 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15422 expand_builtin_interclass_mathfn ().
15423 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15424 (ilogbsi2): Remove.
15425 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15426 ilogbl built-in functions as x87 intrinsics.
15428 2007-01-30 Richard Guenther <rguenther@suse.de>
15430 PR middle-end/27657
15431 * dwarf2out.c (reference_to_unused): Query varpool if the
15432 variable was output.
15434 2007-01-30 Richard Guenther <rguenther@suse.de>
15436 PR middle-end/30313
15437 * passes.c (execute_one_pass): Reset in_gimple_form to not
15438 confuse non-unit-at-a-time mode.
15440 2007-01-29 Roger Sayle <roger@eyesopen.com>
15441 Richard Guenther <rguenther@suse.de>
15443 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15444 avoid undefined behaviour on overflow. Use force_fit_type_double
15445 to construct the constant with the specified TREE_OVERFLOW.
15447 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15449 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15450 * config/dfp-bit.h: Ditto.
15452 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15454 * c-decl.c (pop_scope): Replace warnings with call to
15455 warn_for_unused_label.
15456 * c-common.h (warn_for_unused_label): Declare.
15457 * c-common.c (warn_for_unused_label): Define.
15459 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15461 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15464 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15466 * Makefile.in (USER_H): Remove decfloat.h.
15467 * ginclude/decfloat.h: Delete, moving contents to ...
15468 * ginclude/float.h: Add support for decimal floating point,
15469 guarded by __STDC_WANT_DEC_FP__.
15471 2007-01-29 Mike Stump <mrs@apple.com>
15473 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15474 Analysis and Representation to resolve case insensitive conflict.
15475 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15477 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15479 * tree.h (struct tree_memory_tag): Add aliases member.
15480 (MTAG_ALIASES): New macro.
15481 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15482 (add_may_alias): Remove pointer-set. Update for may_aliases being
15484 (mark_aliases_call_clobbered): Update for may_aliases being a
15486 (compute_tag_properties): Ditto.
15487 (create_partition_for): Ditto.
15488 (compute_memory_partitions): Ditto.
15489 (dump_may_aliases_for): Ditto.
15490 (is_aliased_with): Ditto.
15491 (add_may_alias_for_new_tag): Ditto.
15492 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15493 (compute_is_aliased): New function.
15494 (compute_may_aliases): Call compute_is_aliased).
15495 (init_alias_info): Initialize alias_bitmap_obstack.
15496 (union_alias_set_into): New function.
15497 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15498 (have_common_aliases_p): Rewrite to take two bitmaps and use
15500 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15501 Update for bitmaps.
15502 (finalize_ref_all_pointers): Update for add_may_alias changes.
15503 (new_type_alias): Ditto.
15504 * tree-flow-inline.h (may_aliases): Return a bitmap.
15505 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15506 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15507 may_aliases being a bitmap.
15508 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15509 may_aliases now returns a bitmap.
15510 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15512 * tree-ssa-operands.c (add_virtual_operand): Update for
15513 may_aliases being a bitmap.
15515 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15517 PR tree-optimization/30630
15518 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15519 variable as changed.
15521 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15524 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15525 expanded only once even if an error occurs.
15527 2007-01-29 Ben Elliston <bje@au.ibm.com>
15529 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15530 (__gcov_average_profiler): Likewise.
15531 (__gcov_ior_profiler): Likewise.
15532 (__gcov_merge_ior): Likewise.
15534 2007-01-28 Jan Hubicka <jh@suse.cz>
15536 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15537 * value-prof.c (stringop_block_profile): Likewise.
15539 2007-01-28 Jan Hubicka <jh@suse.cz>
15541 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15542 Add variant handling histograms; add wrapper.
15543 (clear_storage_via_libcall): Export.
15544 (emit_block_move_hints): Break out from ...; add histograms.
15545 (emit_block_move): ... this one.
15546 (clear_storage_hints): Break out from ...; add histograms.
15547 (clear_storage): ... this one.
15548 (set_storage_via_memset): Handle histogram.
15549 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15550 (clear_storage_hints, clear_storage_via_libcall): Declare.
15551 (set_storage_via_setmem): Update prototype.
15552 * doc/md.texi (movmem, setmem): Document new arguments.
15554 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15555 Add new histograms.
15556 (stringop_block_profile): New global function.
15557 (tree_stringops_values_to_profile): Profile block size and alignment.
15558 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15560 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15561 (stringop_block_profile): Declare.
15562 * builtins.c: Include value-prof.h.
15563 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15564 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15565 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15566 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15567 * profile.c (instrument_values): Add new counters.
15568 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15570 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15571 (tree_init_edge_profiler): Build new profilers.
15572 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15573 (pass_tree_profile): Add dump.
15574 (tree_profile_hooks): Update.
15575 * Makefile.in (LIBGCOV): Add new constants.
15576 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15577 __gcov_ior_profiler): New.
15578 * i386.md (movmem/setmem expanders): Add new optional arguments.
15580 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15582 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15584 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15586 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15587 (tree_unswitch_single_loop): Pass eni_size_weights to
15588 tree_num_loop_insns.
15589 * tree-ssa-loop-manip.c: Include tree-inline.h.
15590 (can_unroll_loop_p): Pass eni_size_weights to
15591 tree_num_loop_insns.
15592 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15593 Pass eni_size_weights to estimate_num_insns.
15594 * tree.h (init_inline_once): Export.
15595 * toplev.c (backend_init): Call init_inline_once.
15596 * cgraphunit.c (cgraph_process_new_functions,
15597 cgraph_analyze_function): Pass eni_inlining_weights to
15598 estimate_num_insns.
15599 * ipa-inline.c (compute_inline_parameters): Ditto.
15600 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15601 to estimate_num_insns.
15602 (try_unroll_loop_completely): Pass eni_size_weights to
15603 tree_num_loop_insns.
15604 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15605 ot estimate_num_insns.
15606 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15607 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15608 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15609 eni_time_weights): New variables.
15610 (init_inline_once): Initialize them.
15611 (struct eni_data): Mew.
15612 (estimate_num_insns_1, estimate_num_insns): Use weights.
15613 * tree-inline.h (struct eni_weights_d): New.
15614 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15615 (estimate_num_insns): Declaration changed.
15616 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15617 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15618 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15620 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15622 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15623 relations in the conflict function is valid.
15625 2007-01-27 Ian Lance Taylor <iant@google.com>
15627 * common.opt: Add fstrict-overflow.
15628 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15629 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15630 (TYPE_OVERFLOW_UNDEFINED): Define.
15631 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15633 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15634 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15635 (fold_negate_expr): Likewise.
15636 (make_range): Likewise.
15637 (extract_muldiv_1): Likewise.
15638 (maybe_canonicalize_comparison): Likewise.
15639 (fold_comparison): Likewise.
15640 (fold_binary): Likewise.
15641 (tree_expr_nonnegative_p): Likewise.
15642 (tree_expr_nonzero_p): Likewise.
15643 * tree-vrp.c (compare_values): Likewise.
15644 (extract_range_from_binary_expr): Likewise.
15645 (extract_range_from_unary_expr): Likewise.
15646 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15648 (nowrap_type_p): Likewise.
15649 * tree-scalar-evolution.c (simple_iv): Likewise.
15650 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15651 (build_range_check): Likewise.
15652 (extract_muldiv_1): Likewise.
15653 (fold_comparison): Likewise.
15654 * tree-vrp.c (vrp_int_const_binop): Likewise.
15655 (extract_range_from_unary_expr): Likewise.
15656 * convert.c (convert_to_integer): Likewise.
15657 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15658 (fold_comparison): Likewise.
15659 (fold_binary): Likewise.
15660 * optabs.c (optab_for_tree_code): Likewise.
15661 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15662 * simplify-rtx.c (simplify_const_relational_operation): Check
15663 flag_strict_overflow and flag_trapv.
15664 (simplify_const_relational_operation): Likewise.
15665 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15666 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15669 2007-01-27 Roger Sayle <roger@eyesopen.com>
15671 * tree.c (tree_fold_gcd): Delete.
15672 * tree.h (tree_fold_gcd): Remove prototype.
15673 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15674 test whether one constant integer is a multiple of another. Instead
15675 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15676 * fold-const.c (multiple_of_p): We've determined both TOP and
15677 BOTTOM are integer constants so we can call int_const_binop directly
15678 instead of the more generic const_binop.
15680 2007-01-27 Roger Sayle <roger@eyesopen.com>
15682 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15683 1*X check that the constant hasn't overflowed, to preserve the
15685 (round_up): Provide an efficient implementation when rouding-up an
15686 INTEGER_CST to a power-of-two.
15688 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15690 * doc/sourcebuild.texi: Add comma for clarity.
15691 * doc/extend.texi: Fix some typos.
15692 * doc/passes.texi: Likewise.
15693 * doc/cppinternals.texi: Likewise.
15694 * doc/c-tree.texi: Likewise.
15695 * doc/tree-ssa.texi: Likewise.
15696 * doc/install.texi: Likewise.
15698 2007-01-27 Jan Hubicka <jh@suse.cz>
15700 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15701 (pass_sra): Do not require alias information.
15702 * passes.c (init_optimization_passes): Add SRA
15704 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15706 * tracer.c (rest_of_handle_tracer): We already cleaned
15707 up the CFG in tracer() so don't do it here again.
15708 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15709 cleanup_cfg here, either. And don't call renumber_insns.
15711 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15712 and BB_HEAD are in the insn stream here. Instead make sure
15713 that BB_INSN is valid on all insns. Also, do check here that
15714 there are no pending branch predictions...
15715 (rtl_verify_flow_info): ...instead of doing it here. Checks
15716 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15719 2007-01-26 Roger Sayle <roger@eyesopen.com>
15721 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15722 function to simplify/factorize operand order canonicalization.
15723 (ix86_fixup_binary_operands): Reorganize using the above function.
15724 (ix86_binary_operator_ok): Likewise.
15726 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15728 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15729 file scope from optimize_attrs.
15730 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15732 (optimize_attrs): Clear insn_code_values after freeing it.
15734 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15736 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15737 a parts.base assignment.
15739 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15741 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15742 (compute_subscript_distance, initialize_data_dependence_relation,
15743 finalize_ddr_dependent, analyze_ziv_subscript,
15744 analyze_siv_subscript_cst_affine,
15745 compute_overlap_steps_for_affine_univar,
15746 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15747 analyze_siv_subscript, analyze_miv_subscript,
15748 analyze_overlapping_iterations, subscript_dependence_tester_1,
15749 compute_self_dependence, free_dependence_relation): Work
15750 with affine_fn instead of chrecs.
15751 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15752 common_affine_function, affine_function_base,
15753 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15754 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15755 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15756 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15757 (all_chrecs_equal_p): Removed.
15758 * tree-data-ref.h (affine_fn, conflict_function): New types.
15759 (struct subscript): Change type of conflicting_iterations_in_a
15760 and conflicting_iterations_in_b.
15762 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15765 * config/pa/pa.h (TARGET_HPUX_11): New.
15766 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15767 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15769 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15770 Richard Guenther <rguenther@suse.de>
15772 * tree-ssa-structalias.c (solve_graph): Handle case
15773 we merged the variable to another.
15775 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15777 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15780 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15781 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15783 2007-01-25 DJ Delorie <dj@redhat.com>
15785 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15786 allow changes to modes which don't fit in those registers.
15788 * reload1.c (choose_reload_regs): Check for invalid subregs before
15789 computing their locations, not after.
15791 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15794 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15795 save Altivec registers in an eh_return function.
15796 (compute_vrsave_mask): Likewise.
15797 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15798 for saving Altivec registers.
15799 (rs6000_emit_prologue): Don't allocate stack twice in
15800 eh_return function. Correct expected value of altivec_save_offset
15801 when using save_world. Describe save of R0 to stack when using
15802 save_world. Describe stack pointer adjustment when using
15803 save_world. Remove duplicated eh_return parameter register saving.
15804 Update sp_offset variable after save_world.
15805 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15807 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15808 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15811 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15813 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15815 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15818 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15819 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15821 2007-01-25 Richard Guenther <rguenther@suse.de>
15823 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15824 * common.opt (-Wcoverage-mismatch): New warning option.
15825 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15826 if -Wcoverage-mismatch is given.
15828 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15830 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15831 (ipcp_driver): Change to static definition.
15832 Add dumping of the ifunctions.
15833 (constant_val_insert): Remove unused parameter. Support for SSA.
15834 (ipcp_propagate_const): Support for SSA.
15835 (ipcp_profile_bb_print): Print only analyzed nodes.
15836 (ipcp_replace_map_create): Remove support for Fortran constant
15838 * ipa-prop.c (ipa_method_modify_stmt,
15839 ipa_callsite_compute_param): Support for SSA.
15840 * ipa-prop.h (ipcp_driver): Remove declaration.
15841 (IS_VALID_TREE_MAP_INDEX): Add define.
15843 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15845 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15847 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15849 PR middle-end/30447
15850 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15851 constant argument to cabs and do it without checking for
15852 -funsafe-math-optimizations.
15854 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15856 * c-common.h (RID_FIRST_CXX0X): New.
15857 (RID_LAST_CXX0X): New.
15858 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15860 * c.opt (Wc++0x-compat): New.
15861 * doc/invoke.texi (-Wc++0x-compat): Document.
15863 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15865 * builtins.c (fold_builtin_carg): New.
15866 (fold_builtin_1): Use it.
15868 2007-01-24 Jan Hubicka <jh@suse.cz>
15870 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15872 * ipa-inline.c (initial_insns, max_insns): Delete.
15873 (compute_max_insns): New function.
15874 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15875 amount of insns as base for code growth.
15876 (cgraph_decide_inlining): Make initial_insns local; do not compute
15878 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15879 * doc/invoke.texi (inline-unit-growth): Update docs.
15881 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15883 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15884 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15885 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15886 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15887 for CPUs that have PTA_CX16 set.
15889 PR middle-end/27416
15890 * gimplify.c (omp_check_private): New function.
15891 (gimplify_scan_omp_clauses): Use it for
15892 firstprivate/lastprivate/reduction.
15894 PR middle-end/30494
15895 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15896 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15898 PR middle-end/30421
15899 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15900 If lower_lastprivate_clauses emits some statements, append them
15901 to dlist rather than body_p and to body_p append an initializer.
15902 (lower_omp_for): Adjust caller.
15904 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15906 * target.h (globalize_decl_name): New.
15907 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15908 * output.h (default_globalize_decl_name): New.
15909 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15911 (globalize_decl): Ditto.
15912 (default_globalize_decl_name): New.
15913 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15914 (ia64_handle_version_id_attribute): New.
15915 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15916 (ia64_asm_output_external): Use globalize_decl_name instead
15917 of globalize_label.
15918 * doc/extend.texi (version_id): New pragma.
15919 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15921 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15923 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15924 _uleb128_t and _Unwind_SWord with _sleb128_t.
15925 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15926 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15928 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15929 * unwind-pe.h (read_uleb128, read_sleb128,
15930 read_encoded_value_with_base): Likewise.
15931 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15933 2007-01-24 Richard Guenther <rguenther@suse.de>
15935 * builtins.c (expand_builtin_cexpi): Get the fndecl
15936 for cexp in the correct way.
15938 2007-01-24 Jan Hubicka <jh@suse.cz>
15940 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15943 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15945 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15946 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15947 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15948 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15949 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15950 __SIZEOF_PTRDIFF_T__.
15951 * doc/cpp.texi: Documentation for the new builtin macros added.
15953 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15955 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15956 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15957 instead of operands[2] to avoid access past the end of array.
15959 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15961 * reload1.c (emit_reload_insns): Pass the reload register
15962 for a non-spill output reload through forget_old_reloads_1.
15964 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15966 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15967 _SOFT_DOUBLE if doubles use software floating-point.
15968 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15969 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15970 * config/rs6000/darwin-ldouble.c: Also compile functions for
15971 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15972 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15973 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15974 commented-out long double override.
15975 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15976 * config/rs6000/eabispe.h: Likewise.
15977 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15978 long double for non-SPE.
15979 (rs6000_handle_option): Likewise.
15980 (invalid_e500_subreg): Disallow more subregs involding DImode,
15981 DFmode, TImode or TFmode.
15982 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15984 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15986 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15987 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15989 (rs6000_legitimate_address): Also check for TFmode for E500
15991 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15992 (spe_build_register_parallel): Handle TFmode and TCmode.
15993 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15995 (function_arg): Handle TFmode and TCmode for E500 double.
15996 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15998 (print_operand): Handle TFmode and TImode for %y.
15999 (rs6000_generate_compare): Handle TFmode comparisons for E500
16001 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16002 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16003 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16004 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16005 TFmode for E500 double.
16006 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16007 (floatsidf2): Enable for E500 double.
16008 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16009 (extenddftf2): Change to extenddftf2_fprs.
16010 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16011 depending on TARGET_E500_DOUBLE.
16012 (extendsftf2): Enable for E500 double.
16013 (trunctfdf2): Enable for E500 double.
16014 (trunctfsf2): Change to trunctfsf2_fprs.
16015 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16016 depending on TARGET_E500_DOUBLE.
16017 (floatsitf2): Enable for E500 double.
16018 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16019 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16020 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16021 (negtf2): Change to negtf2_internal.
16022 (negtf2): New expander.
16023 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16024 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16025 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16026 (movdi_internal32): Use rs6000_nonimmediate_operand.
16027 (unnamed splitter): Likewise.
16028 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16029 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16030 (SPE64TF, DITI): New mode macros.
16031 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16034 (frob_<mode>_di_2): New.
16035 (frob_tf_di_8_2): New.
16036 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16038 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16040 (frob_ti_<mode>_8_2): New.
16041 (frob_ti_tf_2): New.
16042 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16043 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16045 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16046 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16047 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16048 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16049 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16050 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16053 2007-01-23 Ian Lance Taylor <iant@google.com>
16055 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16057 (OBJS-archive): Reformat, alphabetize.
16058 (OBJS): Change out_object_file to OBJS-md.
16060 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16063 JUMP_P and CALL_P predicates where applicable.
16064 * config/i386/i386.c: Ditto.
16065 * config/i386/i386.md: Ditto.
16066 * config/i386/mmx.md: Ditto.
16067 * config/i386/predicates.md: Ditto.
16069 2007-01-22 Andreas Schwab <schwab@suse.de>
16071 * config/m68k/m68k.h: Fix comment.
16073 2007-01-22 Jan Hubicka <jh@suse.cz>
16075 * passes.c (init_optimization_passes): Do not rerun
16076 pass_early_warn_uninitialized.
16078 2007-01-22 Richard Guenther <rguenther@suse.de>
16080 PR tree-optimization/30038
16081 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16083 (execute_cse_sincos_1): Likewise.
16084 (execute_cse_sincos): Likewise.
16085 (gate_cse_sincos): Likewise.
16086 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16087 the cexpi() canonicalization of sincos().
16088 * tree-pass.h (pass_cse_sincos): Declare.
16089 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16091 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16093 PR rtl-optimization/29329
16094 * combine.c (replaced_rhs_insn): Rename to i2mod.
16095 (replaced_rhs_value): Rename to i2mod_new_rhs.
16096 (i2mod_old_rhs): New global variable.
16097 (combine_instructions): Adjust for above change. Save a copy of
16098 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16099 note are substituted in the second instruction.
16100 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16101 ditch the note if it pertains to the second eliminated register
16102 and this register is mentioned in i2mod_old_rhs.
16105 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16107 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16108 the insn to which the note was originally attached.
16110 2007-01-21 Jan Hubicka <jh@suse.cz>
16112 * ipa-inline.c (inlining_mode): Comment, move up.
16113 (cgraph_decide_inlining_incrementally): Do not perform inlining
16114 itself; fix handling of flattening of self recursive functions.
16115 (cgraph_find_cycles): Remove.
16116 (cgraph_flatten_node): Remove.
16117 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16118 (try_inline): New function.
16119 (cgraph_early_inlining): Update call of
16120 cgraph_decide_inlining_incrementally. Apply inlining here.
16121 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16123 2007-01-21 Dirk Mueller <dmueller@suse.de>
16126 * tree-vrp.c (check_array_bounds): do not warn
16127 about ADDR_EXPR's of ARRAY_REF's which are immediately
16128 used in binary expressions.
16130 2007-01-21 Ira Rosen <irar@il.ibm.com>
16132 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16133 read_write_dep and macros for its access.
16134 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16135 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16136 argument, call vect_check_interleaving for every independent pair of
16137 data-refs. Mark loads that access the same memory location as a store
16139 (vect_check_dependences): Remove.
16140 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16141 call, fix the call to vect_analyze_data_ref_dependence.
16142 (vect_analyze_data_ref_access): For statements that access the same
16143 data-ref, check that they are not stores; for loads, check that there
16144 is no store that access the same location.
16146 2007-01-20 Roger Sayle <roger@eyesopen.com>
16147 Joseph Myers <joseph@codesourcery.com>
16149 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16150 (-fdump-rtl-stack): Likewise.
16151 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16152 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16153 (-mpt-fixed): Use @minus{} for minus sign.
16154 (Using Precompiled Headers): Fix under/overfull hbox.
16156 2007-01-20 Jan Hubicka <jh@suse.cz>
16158 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16159 place within annotation.
16161 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16163 * pa.c (output_move_double): Change array size of xoperands to 4.
16165 2007-01-20 Jan Hubicka <jh@suse.cz>
16167 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16170 2007-01-19 Ian Lance Taylor <iant@google.com>
16172 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16173 constant to unsigned HOST_WIDE_INT before negating.
16175 2007-01-19 Ian Lance Taylor <iant@google.com>
16177 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16179 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16180 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16181 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16182 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16183 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16184 (realloc_vdef, realloc_vuse): Change second parameter to
16186 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16187 fields to unsigned.
16188 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16189 unsigned. Change x and lim locals to unsigned.
16190 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16192 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16193 (copy_virtual_operands): Change i and n locals to unsigned.
16195 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16197 PR middle-end/29335
16198 * builtins.c (fold_builtin_1): Handle builtin fdim.
16200 2007-01-20 Jan Hubicka <jh@suse.cz>
16202 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16203 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16204 init_alias_heapvars.
16205 (init_alias_heapvars): Initialize only when not already initialized.
16206 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16208 2007-01-19 Roger Sayle <roger@eyesopen.com>
16210 * common.opt (fsigned-zeros): New command line option.
16211 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16212 of flag_unsafe_math_optimizations.
16213 * opts.c (set_fast_math_flags): The -ffast-math command line option
16214 implies -fno-signed-zeros.
16215 (fast_math_flags_set_p): Likewise.
16217 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16218 the documentation of -ffast-math appropriately. Wrap long lines.
16220 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16222 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16223 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16225 2007-01-19 Tomas Bily <tbily@suse.cz>
16227 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16229 (tree_init_ic_make_global_vars): New function
16230 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16231 (tree_gen_ic_profiler): New function
16232 (tree_gen_ic_func_profiler): New function
16233 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16234 (tree_profile_hooks): Added hook for indirec/virtual calls
16235 * value-prof.c (tree_find_values_to_profile): New case for
16237 (tree_values_to_profile): Call for determining indirect/virtual
16239 (tree_indirect_call_to_profile): New function
16240 (tree_ic_transform): New function
16241 (tree_ic): New function
16242 (find_func_by_pid): New function
16243 (init_pid_map): New function
16244 (tree_value_profile_transformations): Added check for
16245 indirect/virtual call transformation
16246 * value-prof.h (enum hist_type): New counter type for
16247 indirect/virtual calls
16248 (profile_hooks): Added new hook for profiling indirect/virtual
16250 * profile.c (instrument_values): New case for indirect/virtual
16252 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16253 (GCOV_COUNTER_V_INDIR): New counter type
16254 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16255 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16257 * cgraph.c: Definition of cgraph_max_pid
16258 (cgraph_create_node): Default init of pid attribute
16259 * cgraph.h: Declaration of cgraph_max_pid
16260 (struct cgraph_node): Added pid attribute
16261 * libgcov.c (__gcov_indirect_call_profiler): New function
16262 (__gcov_one_value_profiler_body): New function
16263 (__gcov_one_value_profiler): Body was moved to
16264 __gcov_one_value_profiler_body and calls it
16266 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16268 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16269 * gengtype.c (write_types_data, write_func_for_structure,
16270 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16271 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16272 (walk_type, write_func_for_structure): Generate the mark_hook if
16275 2007-01-19 Jan Hubicka <jh@suse.cz>
16277 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16278 'early' argument take inlining mode argument specifying whether to
16279 inline for size/speeed or all functions; add support for flattening;
16281 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16283 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16286 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16287 the name of the declared identifier.
16289 2007-01-19 Dirk Mueller <dmueller@suse.de>
16291 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16292 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16293 duplicate evaluation.
16295 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16297 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16298 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16299 to XFMode, use acosxf2 and truncate result to requested mode.
16300 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16301 (asin<mode>2): Similarly, with asin expanders.
16302 (*fscalexf4_i387): Rename from *fscalexf4.
16303 (expNcorexf3): New expander.
16304 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16305 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16306 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16307 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16308 patterns for SSE math.
16309 (exp10<mode>2): Similarly, with exp10 expanders.
16310 (exp2<mode>2): Similarly, with exp2 expanders.
16311 (expm1<mode>2): Similarly, with expm1 expanders.
16312 (ldexp<mode>3): Similarly, with ldexp expanders.
16313 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16314 Use gen_truncxf<mode>2_i387_noop to truncate result.
16316 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16318 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16319 for ColdFire targets.
16321 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16322 Richard Sandiford <richard@codesourcery.com>
16324 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16325 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16326 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16327 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16328 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16329 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16331 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16333 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16334 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16335 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16336 (*adddi_dilshr32_cf): New pattern.
16337 (adddi3, subdi3): Remove first alternatives.
16339 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16341 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16342 implemented using move.l, do not use its cc result for floating-point
16345 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16347 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16348 from accepting 's' constraints if flag_pic.
16350 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16352 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16353 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16354 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16355 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16357 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16359 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16360 ColdFire alternatives.
16361 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16362 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16363 architectures that support ff1 instruction.
16365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16366 Julian Brown <julian@codesourcery.com>
16368 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16369 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16370 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16373 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16375 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16377 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16378 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16379 HOST_WIDE_INT instead of an rtx.
16380 (m68k_rtx_costs): Update call accordingly.
16381 (output_move_const_into_data_reg): Likewise. Fix formatting.
16382 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16384 (output_move_simode_const): Update calls after above changes.
16385 Rework to use automatic variables and predicates like MEM_P.
16386 * config/m68k/m68k.md (pushexthisi_const): Update call to
16389 2007-01-19 Dirk Mueller <dmueller@suse.de>
16391 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16392 in dump_flags test.
16394 2007-01-19 Richard Guenther <rguenther@suse.de>
16396 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16397 via cexp in case sincos is not available.
16399 2007-01-19 Richard Guenther <rguenther@suse.de>
16401 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16402 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16403 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16404 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16405 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16406 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16407 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16408 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16410 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16412 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16414 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16415 (atan2xf3): Directly generate RTL pattern.
16416 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16417 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16418 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16419 disable patterns for SSE math.
16420 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16421 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16422 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16423 disable patterns for SSE math.
16425 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16427 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16429 2007-01-18 Roger Sayle <roger@eyesopen.com>
16431 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16432 VIEW_CONVERT_EXPR to the same type as it's operand.
16434 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16436 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16437 configured for long double 128.
16439 2007-01-18 Mike Stump <mrs@apple.com>
16441 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16444 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16446 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16449 2007-01-18 Jan Hubicka <jh@suse.cz>
16451 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16452 greater than NUM_VOP_FREE_BUCKETS.
16454 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16456 * tree-ssa-structalias.c: Update comments.
16457 (ptabitmap_obstack): Removed.
16458 (pta_obstack): New.
16459 (oldpta_obstack): Ditto.
16460 (stats): Add a few members.
16461 (struct variable_info): Remove node, complex, address_taken, and
16462 indirect_target members. Add oldsolution member.
16463 (new_var_info): Do not initialize removed members.
16464 (constraint_expr_type): Remove INCLUDES.
16465 (constraint_graph): Add size, implicit_preds, rep,
16466 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16467 (FIRST_REF_NODE): New macro.
16468 (LAST_REF_NODE): Ditto.
16469 (FIRST_ADDR_NODE): Ditto.
16470 (find): New function.
16472 (dump_constraint): Do not handle INCLUDES.
16473 (insert_into_complex): Do not insert duplicate constraints.
16474 (condense_varmap_nodes): Renamed and rewritten into ...
16475 (merge_node_constraints): This. Also fix bug in handling of
16476 offseted copy constraints.
16477 (clear_edges_for_node): No longer need to deal with preds at all,
16478 or removing associated preds/succs.
16479 (merge_graph_nodes): Deal with indirect_cycles.
16480 Don't deal with predecessors.
16481 (add_implicit_graph_edge): New function.
16482 (add_pred_graph_edge): Ditto.
16483 (add_graph_edge): Don't deal with predecessors.
16484 (build_constraint_graph): Removed.
16485 (build_pred_graph): New function.
16486 (build_succ_graph): Ditto.
16487 (struct scc_info): Removed in_component. Added roots, dfs, and
16488 node_mapping. Remove visited_index, unification_queue.
16489 (scc_visit): Deal with union-find we do now.
16490 Deal with cycles with REF nodes.
16491 (collapse_nodes): Renamed and rewritten to ...
16492 (unify_nodes): This.
16493 (process_unification_queue): Removed.
16494 (topo_visit): Cleanup
16495 (do_da_constraint): Use find.
16496 (do_sd_constraint): Ditto.
16497 (do_ds_constraint): Ditto.
16498 (do_complex_constraint): Ditto.
16499 (init_scc_info): Update for removed and added members.
16500 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16501 (find_indirect_cycles): This.
16502 (equivalence_class): New variable.
16503 (label_visit): New function.
16504 (perform_variable_substitution): Rewritten.
16505 (free_var_substitution_info): New function.
16506 (find_equivalent_node): Ditto.
16507 (move_complex_constraints): Ditto.
16508 (eliminate_indirect_cycles): Ditto.
16509 (solve_graph): Only propagate changed bits.
16510 Use indirect cycle elimination.
16512 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16513 (tree_id_eq): Renamed to ...
16514 (tree_vi_eq): This. Update for member change
16515 (insert_id_for_tree): Renamed and rewritten to ...
16516 (insert_vi_for_tree): This.
16517 (lookup_id_for_tree): Renamed and rewritten to ...
16518 (lookup_vi_for_tree): This.
16519 (get_id_for_tree): Renamed and rewritten to ...
16520 (get_vi_for_tree): Ditto.
16521 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16522 (process_constraint): Don't handle INCLUDES.
16523 Remove special ADDRESSOF case.
16524 (find_func_aliases): Rewrite to use vi functions instead of id
16526 (create_function_info_for): Ditto.
16527 (create_variable_info_for): Ditto.
16528 (intra_create_variable_infos): Ditto.
16529 (merge_smts_into): Ditto.
16530 (find_what_p_points_to): Ditto.
16531 (init_base_vars): Ditto.
16532 (init_alias_vars): Ditto.
16533 (remove_preds_and_fake_succs): New function.
16534 (dump_sa_points_to_info): Dump new stats.
16535 (dump_solution_for_var): Use find.
16536 (set_used_smts): Fix formatting.
16537 (compute_points_to_sets): Updated for new functions.
16538 (ipa_pta_execute): Ditto.
16540 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16541 Richard Sandiford <richard@codesourcery.com>
16543 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16545 * calls.c (expand_call): If the return value is a PARALLEL,
16546 extract its first member.
16547 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16548 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16549 use FUNCTION_EXTRA_EPILOGUE.
16550 (m68k_function_value): Return a PARALLEL if the return value
16551 is of a pointer type.
16552 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16553 (FUNCTION_EXTRA_EPILOGUE): Remove.
16554 * config/m68k/m68k.md (D0_REG): New constant.
16556 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16558 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16559 output a NOP for empty epilogues.
16561 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16563 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16564 before function. Extend register save check to include all
16565 registers, not just integer ones.
16567 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16569 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16570 (m68k_use_return_insn): ...this.
16571 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16572 * config/m68k/m68k.c (use_return_insn): Rename to...
16573 (m68k_use_return_insn): ...this.
16574 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16575 of USE_RETURN_INSN.
16577 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16579 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16580 nearest even, fix denormal rounding overflow.
16582 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16584 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16585 f%$smove and f%$move.
16586 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16587 (extendsfdf2_cf): Use fdmove instead of f%&move.
16588 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16589 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16593 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16596 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16598 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16599 (coldfire_single_format): Declare.
16600 (coldfire_double_format): Likewise.
16601 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16602 of qnan_msb_set to determine the lower bits of a canonical
16604 (encode_ieee_double): Likewise.
16605 (encode_ieee_quad): Likewise.
16606 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16607 (mips_single_format): Likewise.
16608 (ieee_double_format): Likewise.
16609 (mips_double_format): Likewise.
16610 (ieee_extended_motorola_format): Likewise.
16611 (ieee_extended_intel_96_format): Likewise.
16612 (ieee_extended_intel_128_format): Likewise.
16613 (ieee_extended_intel_96_round_53_format): Likewise.
16614 (ibm_extended_format): Likewise.
16615 (mips_extended_format): Likewise.
16616 (ieee_quad_format): Likewise.
16617 (mips_quad_format): Likewise.
16618 (vax_f_format): Likewise.
16619 (vax_d_format): Likewise.
16620 (vax_g_format): Likewise.
16621 (i370_single_format): Likewise.
16622 (i370_double_format): Likewise.
16623 (decimal_single_format): Likewise.
16624 (decimal_double_format): Likewise.
16625 (decimal_quad_format): Likewise.
16626 (c4x_single_format): Likewise.
16627 (c4x_extended_format): Likewise.
16628 (real_internal_format): Likewise.
16629 (coldfire_single_format): New real_format.
16630 (coldfire_double_format): Likewise.
16631 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16632 canonical_nan_lsbs_set.
16633 (pdp11_d_format): Likewise.
16634 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16635 if TARGET_COLDFIRE_CPU.
16637 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16639 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16640 (output_call, m68k_legitimize_call_address): Declare.
16641 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16642 parenthesees. Add support for a 'W' constraint.
16643 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16644 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16645 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16646 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16648 (override_options): Initialize them. Do not set flag_no_function_cse
16649 for TARGET_ID_SHARED_LIBRARY.
16650 (m68k_output_pic_call): Delete.
16651 (m68k_legitimize_call_address): New function.
16652 (print_operand): Remove the %o prefix. Handle the %p prefix.
16653 (output_call): New function.
16654 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16655 target address from the GOT if symbolic jumps are not allowed.
16656 * config/m68k/m68k.md (call, general_operand): Do not set
16657 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16658 Merge separate flag_pic and !flag_pic define_insns into...
16659 (*call, *call_value): ...these new patterns. Match the address
16660 rather than the containing MEM and require it to be a call_operand.
16661 Use output_call to generate the asm template.
16662 * config/m68k/predicates.md (const_call_operand): New predicate.
16663 (call_operand): Likewise.
16665 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16667 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16668 (STACK_GROWS_DOWNWARD): Define to 1.
16669 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16670 comments, emphasizing that these values are only defaults.
16671 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16672 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16676 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16678 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16679 Richard Sandiford <richard@codesourcery.com>
16681 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16682 (FP_REGNO_P): New macros.
16683 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16684 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16685 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16686 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16688 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16690 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16691 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16693 * config/m68k/t-floatlib: New file, extracting common code from...
16694 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16695 * config/m68k/t-uclinux: Here.
16696 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16697 routines on ColdFire targets.
16699 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16701 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16702 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16703 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16704 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16705 explicitly set MOTOROLA to 1.
16706 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16708 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16709 Nathan Sidwell <nathan@codesourcery.com>
16711 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16712 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16713 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16714 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16715 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16716 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16717 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16718 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16719 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16720 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16721 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16722 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16723 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16724 (DBX_REGISTER_NUMBER): Delete.
16725 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16726 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16727 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16729 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16731 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16732 * config/flat.h: New file.
16733 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16734 OBJECT_FORMAT_FLAT.
16735 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16736 indirect references for -msep-data or -mid-shared-library.
16737 Do not use PC-relative code addresses either.
16738 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16740 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16741 for shared libraries and crt1.o for executables. Use crti.o and
16743 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16744 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16745 Do not add -elf2flt or -shared-lib-id options here.
16746 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16747 Pass -shared-lib-id if -mid-shared-library, taking the library
16748 identifier from -mshared-library-id if given, otherwise
16750 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16751 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16752 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16753 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16754 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16755 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16757 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16758 jump sequence for ISA A and ISA A+.
16759 (PICJUMP): Likewise.
16761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16763 * config.gcc (m68k-*-uclinux*): Base the port on the common
16764 and m68k GNU/Linux files rather than on the generic ELF ones.
16765 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16766 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16768 2007-01-18 Julian Brown <julian@codesourcery.com>
16769 Richard Sandiford <richard@codesourcery.com>
16771 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16772 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16773 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16775 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16776 80 unconditionally.
16777 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16779 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16781 * doc/install.texi: Document m68k-uclinuxoldabi.
16782 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16783 * config/m68k/uclinux-oldabi.h: New file, copied from
16784 config/m68k/uclinux.h.
16786 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16788 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16789 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16790 (m32r_compute_frame_size): Use unsigned for regno.
16791 (m32r_reload_lr): Use gen_frame_mem.
16793 (m32r_output_function_epilogue): Don't output the function epilogue
16795 (m32r_expand_epilogue): New.
16796 (direct_return): Return false if the function has the interrupt
16798 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16799 * config/m32r/m32r.md (epilogue): New expander.
16800 (return_lr, return_rte): New insns.
16801 (return): Make it expander.
16802 (return_normal): New expander.
16804 2007-01-18 Josh Conner <jconner@apple.com>
16807 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16808 support for UNLE, UNLT, UNGE, and UNGT.
16810 2007-01-18 Jan Hubicka <jh@suse.cz>
16812 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16813 * tree-tailcall (add_virtual_phis): Likewise.
16814 (optimize_tail_call): Return TODOs.
16815 (execute_tail_calls): Return TODOs.
16816 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16817 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16819 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16820 Cleanup cfg using TODO.
16821 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16822 * passes.c (execute_function_todo): When cleanup did something, remove
16824 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16825 (make_edges): Don't cleanup_cfg.
16827 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16829 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16830 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16831 operate on the top of stack.
16832 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16833 register handling of instructions that output to the second
16835 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16836 (move_for_stack_reg): Special-case check for dead destination
16837 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16839 * config/i386/i386.md (UNSPEC_TAN): New constant.
16840 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16841 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16842 to correctly model move of constant 1.0 to top stack slot.
16843 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16844 (unnamed peephole2 pattern): Remove corresponding peephole2
16845 pattern that optimizes tan insn and loading of constant 1.0.
16846 (tanxf2): Use fptanxf4_i387.
16847 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16848 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16849 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16850 disable patterns for SSE math.
16851 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16852 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16854 2007-01-18 Dirk Mueller <dmueller@suse.de>
16855 Richard Guenther <rguenther@suse.de>
16858 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16859 * common.opt (Warray-bounds): Add new warning option.
16860 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16862 * Makefile.in: make tree-vrp.o depend on toplev.h
16863 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16865 (check_array_refs, check_array_bounds, check_array_ref): New.
16867 2007-01-18 Jan Hubicka <jh@suse.cz>
16869 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16870 (execute_ssa_ccp): Return flags conditionally.
16871 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16873 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16875 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16877 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16878 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16880 * Makefile.c (GTFILES): Add cfglayout.h.
16881 * gengtype.c (open_base_files): Likewise.
16882 * cfglayout.c (cfg_layout_function_footer,
16883 cfg_layout_function_header) Reindent to make gengtype happy.
16884 * cfglayout.h (cfg_layout_function_footer,
16885 cfg_layout_function_header): Add GTY(()) marker.
16887 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16889 2007-01-18 Ben Elliston <bje@au.ibm.com>
16891 * genautomata.c (write_automata): Include xstrerror output in the
16892 error message if writing the DFA description file fails.
16894 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16896 * config/mips/mips-protos.h (mips_output_external): Make it
16898 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16899 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16900 (extern_list): Likewise.
16901 (extern_head): Likewise.
16902 (TARGET_ASM_FILE_END): Likewise.
16903 (mips_file_end): Likewise.
16904 (mips_output_external): Rewritten.
16906 2007-01-18 Ben Elliston <bje@au.ibm.com>
16908 * genpreds.c (write_insn_preds_c): Only write out the function
16909 body for regclass_for_constraint if we have register constraints.
16911 2007-01-17 Tom Tromey <tromey@redhat.com>
16913 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16914 * doc/install.texi (Testing): Use sourceware.org.
16915 (Binaries): Likewise.
16916 (Specific): Likewise.
16917 * doc/contrib.texi (Contributors): Use sourceware.org.
16919 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16921 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16922 (AVR_ENHANCED): Rename to ...
16923 (AVR_HAVE_MUL): ... new.
16924 (avr_enhanced_p): Rename to ...
16925 (avr_have_mul_p): ... new.
16926 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16927 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16928 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16929 (avr_have_mul_p): ... new.
16930 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16931 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16932 'avr_enhanced_p' and 'enhanced'.
16933 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16934 AVR_HAVE_MUL instead of AVR_ENHANCED.
16935 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16936 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16937 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16938 instead of AVR_ENHANCED.
16939 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16940 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16941 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16943 2007-01-17 Ian Lance Taylor <iant@google.com>
16945 * vec.h (VEC_reserve_exact): Define.
16946 (vec_gc_p_reserve_exact): Declare.
16947 (vec_gc_o_reserve_exact): Declare.
16948 (vec_heap_p_reserve_exact): Declare.
16949 (vec_heap_o_reserve_exact): Declare.
16950 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16952 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16953 negative parameter.
16954 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16955 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16956 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16957 * vec.c (calculate_allocation): Add exact parameter. Change all
16959 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16960 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16961 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16962 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16963 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16964 (vec_heap_p_reserve_exact): New function.
16965 (vec_heap_o_reserve_exact): New function.
16967 2007-01-17 Jan Hubicka <jh@suse.cz>
16969 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16971 2007-01-17 Eric Christopher <echristo@apple.com>
16973 * config.gcc: Support core2 processor.
16975 2007-01-16 Jan Hubicka <jh@suse.cz>
16977 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16978 the names, just unlink the chain so we don't crash on dangling
16982 2007-01-16 Jan Hubicka <jh@suse.cz>
16984 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16985 * tree-pass.h: Reorder to make IPA passes appear toegher.
16986 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16988 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16989 parameters, do not call early inliner.
16990 * ipa-inline.c: Update comments. Include tree-flow.h
16991 (cgraph_decide_inlining): Do not compute inlining parameters.
16992 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16993 be called with function context set up.
16994 (pass_ipa_inline): Remove unreachable functions before pass.
16995 (cgraph_early_inlining): Simplify assuming to be called from the
16997 (pass_early_inline): New pass.
16998 (cgraph_gate_ipa_early_inlining): New gate.
16999 (pass_ipa_early_inline): Turn into simple wrapper.
17000 (compute_inline_parameters): New function.
17001 (gate_inline_passes): New gate.
17002 (pass_inline_parameters): New pass.
17003 (apply_inline): Move here from tree-optimize.c
17004 (pass_apply_inline): New pass.
17005 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17007 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17008 doing them by hand.
17009 (tree_function_versioning): Do not allocate dummy struct function.
17010 * tree-inline.h (optimize_inline_calls): Update prototype.
17011 * tree-optimize.c (execute_fixup_cfg): Export.
17012 (pass_fixup_cfg): Remove
17013 (tree_rest_of_compilation): Do not apply inlines.
17014 * tree-flow.h (execute_fixup_cfg): Declare.
17015 * Makefile.in (gt-passes.c): New.
17016 * passes.c: Include gt-passes.h
17017 (init_optimization_passes): New passes.
17018 (nnodes, order): New static vars.
17019 (do_per_function_toporder): New function.
17020 (execute_one_pass): Dump current pass here.
17021 (execute_ipa_pass_list): Don't dump current pass here.
17023 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17025 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17026 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17028 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17030 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17031 (strong_alias): Define.
17032 (__gcc_qmul): Provide non-FMA for soft-float.
17033 (__gcc_qdiv): Same.
17038 (__gcc_qunord): New.
17048 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17049 soft-float functions.
17050 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17051 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17052 about long double soft float.
17054 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17055 Tehila Meyzels <tehila@il.ibm.com>
17057 * tree-vectorizer.h (is_pattern_stmt_p): New.
17058 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17059 formatting (tabs instead of spaces). Cleanup and clarify setting
17060 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17061 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17062 (vectorizable_type_demotion): Check that types are integral.
17063 (vectorizable_type_promotion): Likewise.
17064 (vectorizable_store): Fix typo. Eliminate new-line at end of
17067 2007-01-16 Jan Hubicka <jh@suse.cz>
17069 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17072 2007-01-15 Eric Christopher <echristo@apple.com>
17074 * ifcvt.c: Include vec.h, vecprim.h.
17075 (check_cond_move_block): New argument regs.
17076 Reorganize. Add registers used to regs.
17077 (cond_move_process_if_block): Use regs set above as
17080 2007-01-15 Eric Christopher <echristo@apple.com>
17082 * config/darwin.h: Update copyright.
17083 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17084 (LINK_COMMAND_SPEC): Add -u.
17085 (LINK_SPEC): Fix umbrella for above.
17087 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17089 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17092 2007-01-15 Tom Tromey <tromey@redhat.com>
17094 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17095 * doc/install.texi (Testing): Don't mention jacks.
17096 (Configuration): Document --enable-java-maintainer-mode. Move
17097 --with-java-home to libgcj-specific section. Document
17099 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17101 2007-01-15 Jan Hubicka <jh@suse.cz>
17103 * tree-ssa-dce.c (DCE_TODOs): New.
17104 (propagate_necessity): Return if something changed.
17105 (eliminate_unnecessary_stmts): Likewise.
17106 (perform_tree_ssa_dce): Return TODO flags when needed.
17107 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17109 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17111 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17112 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17113 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17114 patterns using X87MODEF12 mode macro. Extend operand 1
17115 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17116 (log10<mode>2): Ditto.
17117 (log2<mode>2): Ditto.
17118 (log1p<mode>2): Ditto.
17119 (logb<mode>2): Ditto.
17120 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17121 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17122 (*fxtractxf3_i387): Rename from *fxtractxf3.
17123 (fxtract_extend<mode>xf3_i387): New insn pattern.
17124 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17125 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17126 and gen_fyl2xxf3_i387().
17128 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17130 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17131 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17132 get_loop_exit_edges. Changed return type to bool.
17133 * cfgloop.h (fix_loop_placement): Declaration removed.
17135 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17137 * param.h (MIN_VECT_LOOP_BOUND): New.
17138 * params.def (MIN_VECT_LOOP_BOUND): New.
17139 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17140 argument - minimum threshold for number of iterations.
17141 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17142 argument to declaration.
17143 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17144 MIN_VECT_LOOP_BOUND.
17145 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17146 slpeel_tree_peel_loop_to_edge with additional argument.
17147 (vect_do_peeling_for_alignment): Likewise.
17148 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17150 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17153 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17154 operands of size 1.
17156 2007-01-14 Jan Hubicka <jh@suse.cz>
17158 * tree-dfa.c (remove_referenced_var): New function.
17159 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17160 prune referenced vars list too.
17161 * tree-flow.h (remove_referenced_var): Declare.
17163 2007-01-14 Jan Hubicka <jh@suse.cz>
17165 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17167 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17168 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17169 * except.h (verify_eh_throw_table_statements): Kill prototype.
17170 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17171 into call exrepssions.
17172 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17174 * tree-cfg.c: Include pointer-set.h.
17175 (verify_node_sharing): Work on pointer set.
17176 (verify_eh_throw_stmt_node): New.
17177 (verify_stmts): Use pointers sets, verify throw_stmt.
17179 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17181 * ipa-reference.c (analyze_function): Consider also addresses taken
17184 2007-01-12 Roger Sayle <roger@eyesopen.com>
17186 * c-typeck.c (null_pointer_constant_p): Replace use of
17187 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17188 (build_c_cast): Likewise.
17190 2007-01-12 Roger Sayle <roger@eyesopen.com>
17192 * tree.h (force_fit_type_double): Remove unused final argument.
17193 * c-common.c (constant_expression_warning): Replace use of
17194 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17195 (convert_and_check): Likewise.
17196 (shorten_compare): Update call to force_fit_type_double.
17197 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17198 * convert.c (convert_to_pointer): Update call to
17199 force_fit_type_double.
17200 * fold-const.c (force_fit_type_double): Remove overflowed_const
17202 (int_const_binop, fold_convert_const_int_from_int,
17203 fold_convert_const_int_from_real, fold_div_compare,
17204 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17205 fold_abs_const, fold_not_const): Remove the final argument from
17206 calls to force_fit_type_double.
17208 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17210 * configure.ac: Set insn to "nop" for spu-*-* also.
17211 * configure: Regenerate.
17213 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17215 * builtins.def : Add BUILT_IN_FREE.
17217 2007-01-12 Jan Hubicka <jh@suse.cz>
17219 PR tree-optimization/30443
17220 * tree-inline.c (tree_function_versioning): Do not optimize when
17221 cloning for inlining.
17223 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17225 * doc/loop.texi: Document recording of loop exits.
17226 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17227 (update_single_exits_after_duplication,
17228 update_single_exit_for_duplicated_loop,
17229 update_single_exit_for_duplicated_loops): Removed.
17230 (duplicate_loop_to_header_edge): Do not call
17231 update_single_exits_after_duplication and
17232 update_single_exit_for_duplicated_loops.
17233 (loop_version): Do not update single_exit information.
17234 (fix_loop_structure): Use record_loop_exits instead of
17235 mark_single_exit_loops.
17236 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17237 the lists of loop exits.
17238 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17239 split_edge, merge_blocks): Update the lists of loop exits.
17240 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17241 loop_optimizer_init.
17242 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17243 of mark_single_exit_loops.
17244 (loop_optimizer_finalize): Call release_recorded_exits.
17245 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17246 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17247 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17248 update single exit information.
17249 * lambda-code.c (perfect_nestify): Ditto.
17250 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17251 (mark_single_exit_loops): Removed.
17252 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17253 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17254 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17256 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17257 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17258 (verify_loop_structure): Verify consistency of the exit lists.
17259 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17260 (set_single_exit): Removed.
17261 * cfgloop.h (struct loop_exit): New function.
17262 (struct loop): single_exit_ field replaced by exits field.
17263 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17264 LOOPS_HAVE_RECORDED_EXITS.
17265 (struct loops): Added exits hash.
17266 (mark_single_exit_loops, set_single_exit): Declaration removed.
17267 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17269 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17271 * doc/invoke.texi: Avoid use of @headitem.
17273 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17275 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17277 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17279 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17282 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17283 Richard Sandiford <richard@codesourcery.com>
17285 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17286 * config/m68k/m68k.opt: Resort options.
17287 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17289 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17290 Richard Sandiford <richard@codesourcery.com>
17292 * doc/invoke.texi: Document the macros that are defined by
17293 m68k's -mtune and -mhard-float options.
17294 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17295 (m68k_cpp_cpu_family): Likewise.
17296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17297 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17298 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17299 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17300 (m68k_cpp_cpu_family): Likewise.
17302 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17304 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17305 macros besides mc68000 as tuning macros. Use a switch statement
17306 to set them and mcpu32.
17308 2007-01-12 Julian Brown <julian@codesourcery.com>
17310 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17311 (TARGET_68040_ONLY): Rename to...
17312 (TARGET_68040): ...this.
17313 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17314 * config/m68k/m68k.md: Likewise.
17316 2007-01-12 Julian Brown <julian@codesourcery.com>
17317 Nathan Sidwell <nathan@codesourcery.com>
17318 Richard Sandiford <richard@codesourcery.com>
17320 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17321 the -mcpu= argument associated with the --with-cpu setting.
17322 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17323 if different from the one implied by the -mcpu setting.
17324 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17325 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17326 * doc/invoke.texi: Mention ColdFire in the introduction to the
17327 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17328 -mno-div and -mhard-float options. Make -m68881 a synonym for
17329 -mhard-float. Document the previously-undocumented -m5206e,
17330 -m528x, -m5307 and -m5407 options. Tweak the existing option
17331 documentation for consistency.
17332 * doc/install.texi: Mention new --with-cpu arguments.
17333 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17334 default CPU if neither -mcpu nor -march are specified.
17335 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17336 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17337 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17338 using m68k_tune to decide between families that implement the
17339 same ISA. Use m68k_tune to set __mcfv4e__.
17340 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17341 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17342 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17343 (FL_ISA_C, FL_ISA_MMU): New macros.
17344 (MASK_COLDFIRE): Delete.
17345 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17346 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17347 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17348 (TARGET_HARD_FLOAT): Do not define here.
17349 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17350 (TUNE_68000): New macro.
17351 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17352 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17353 (TUNE_CFV2): Redefine in terms of m68k_tune.
17354 (uarch_type, target_device, fpu_type): New enums.
17355 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17356 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17357 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17358 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17359 (FL_FOR_isa_c): New macros.
17360 (m68k_isa): New enum.
17361 (m68k_target_selection): New structure.
17362 (all_devices, all_isas, all_microarchs): New tables.
17363 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17364 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17365 (MASK_ALL_CPU_BITS): Delete.
17366 (m68k_find_selection): New function.
17367 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17368 Map the legacy target options to a combination of the new ones.
17369 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17370 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17371 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17373 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17374 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17376 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17377 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17378 * config/m68k/m68k-devices.def: New file.
17380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17381 Nathan Sidwell <nathan@codesourcery.com>
17383 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17384 (SUBTARGET_EXTRA_SPECS): New macros.
17385 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17386 use %(asm_cpu_spec) instead.
17387 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17388 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17389 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17390 (EXTRA_SPECS): Rename to...
17391 (SUBTARGET_EXTRA_SPECS): ...this.
17393 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17394 Richard Sandiford <richard@codesourcery.com>
17395 Julian Brown <julian@codesourcery.com>
17397 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17398 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17399 to the configuration's default CPU.
17400 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17401 Remove default masks.
17402 (m680[012]0-*-*): Set the default with_cpu to the first part of
17404 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17405 (m68k*-*-linux): Extend the --with-cpu handling to...
17406 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17407 and m68010. Don't set target_cpu_default2.
17408 * doc/install.texi: Document --with-cpu for m68k.
17409 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17410 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17411 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17412 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17413 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17414 (ASM_SPEC): Remove use of %(asm_cpu_default).
17415 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17416 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17417 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17418 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17419 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17420 (TARGET_DEFAULT): Delete.
17421 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17422 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17423 (CPP_CPU_SPEC): Delete.
17424 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17425 the appropriate string.
17426 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17427 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17428 (ASM_SPEC): Don't use %(asm_default_spec).
17429 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17430 TARGET_DEFAULT and add MASK_68881.
17431 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17435 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17436 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17437 MASK_68010 alongside MASK_68020.
17438 * doc/invoke.texi: Document -m68010.
17439 * config/m68k/m68k.opt (m68010): New.
17440 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17442 (TUNE_68010): New macro.
17443 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17444 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17445 (M68K_CPU_m68332): Add MASK_68010.
17446 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17447 fallback definition.
17448 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17450 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17451 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17452 to all entries that use MASK_68020.
17453 (output_move_simode_const, output_move_himode, output_move_qimode)
17454 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17455 instead of TARGET_68020 to select clr behavior. Remove comment
17456 about there being no TARGET_68010.
17457 * config/m68k/m68k.md: Likewise throughout.
17459 2007-01-12 Julian Brown <julian@codesourcery.com>
17461 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17462 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17463 * config/m68k/m68k.md: Likewise.
17465 2007-01-12 Julian Brown <julian@codesourcery.com>
17467 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17468 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17470 2007-01-12 Julian Brown <julian@codesourcery.com>
17472 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17473 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17474 * config/m68k/m68k.md: Likewise.
17476 2007-01-12 Julian Brown <julian@codesourcery.com>
17477 Richard Sandiford <richard@codesourcery.com>
17479 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17480 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17481 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17483 (TARGET_CPU32): Rename to...
17484 (TUNE_CPU32): ...this.
17485 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17486 (TUNE_CFV2): New macros.
17487 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17488 remove conditions that are implied by TARGET_68020.
17489 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17490 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17491 (m68k_output_function_epilogue): Likewise.
17492 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17493 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17494 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17495 non-68000 timings. Refactor multiplication and division costs.
17496 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17497 TUNE_CPU32 instead of TARGET_CPU32.
17498 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17499 and TUNE_68060 instead of TARGET_68060.
17500 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17501 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17503 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17504 && !TARGET_COLDFIRE" to choose between moveq and clr.
17505 Likewise in the unnamed movsf pattern.
17506 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17507 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17512 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17513 of tabbing before backslashes.
17515 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17517 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17518 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17519 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17521 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17523 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17524 find_interesting_uses_cond.
17525 (find_interesting_uses_cond): Use extract_cond_operands.
17526 (rewrite_use_compare): Use extract_cond_operands and
17527 force_gimple_operand_bsi. Do not call update_stmt.
17528 (determine_use_iv_cost_condition): Use extract_cond_operands.
17529 Return cheaper of using original bound and changing the exit bound.
17531 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17533 PR tree-optimization/29516
17534 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17535 most_expensive_mult_to_index, addr_to_parts,
17536 create_mem_ref, maybe_fold_tmr): Make the type of
17537 fields of TARGET_MEM_REF sizetype.
17538 (move_fixed_address_to_symbol, move_pointer_to_base):
17540 * tree.def (TARGET_MEM_REF): Add comment on types of
17543 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17545 * c-common.c (vector_types_convertible_p): Treat opaque types as
17546 always convertible if they have the same size, but not otherwise.
17548 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17550 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17551 Remove the b_unconditional field.
17552 (noce_try_sign_mask): Do not look at b_unconditional.
17553 (noce_process_if_block): Do not use merge_if_blocks. Update
17554 the CFG here. Do not set b_unconditional.
17555 (cond_move_process_if_block): Likewise.
17556 (find_cond_trap): Likewise.
17557 (check_cond_move_block): Require simple jump insns at the end
17558 of the basic block.
17560 2007-01-11 Jan Hubicka <jh@suse.cz>
17562 PR tree-optimization/1046
17563 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17564 when alias info is not ready.
17565 (pass_tail_recursion): Do not require aliasing.
17566 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17567 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17568 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17569 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17570 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17571 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17572 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17574 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17575 When aliasing is not build, mark statement as volatile.
17577 2007-01-11 Tom Tromey <tromey@redhat.com>
17579 PR preprocessor/15185, PR preprocessor/20989:
17580 * doc/cppopts.texi <-MT>: Update description of algorithm for
17581 computing default target.
17582 <-M, -MD>: Reword "basename" text.
17584 2007-01-11 Roger Sayle <roger@eyesopen.com>
17586 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17587 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17588 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17589 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17590 fold_builtin_bswap, real_constp, fold_builtin_pow,
17591 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17592 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17593 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17594 * convert.c (convert_to_pointer): Likewise.
17595 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17596 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17597 const_binop, fold_convert_const_int_from_int,
17598 fold_convert_const_int_from_real,
17599 fold_convert_const_real_from_real, sign_bit_p,
17600 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17601 fold_sign_changed_comparison, fold_unary, fold_comparison,
17602 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17603 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17604 * print-tree.c (print_node_brief, print_node): Likewise.
17605 * stor-layout.c (place_field, layout_type): Likewise.
17606 * tree-chrec.c (keep_cast): Likewise.
17607 * tree.c (build_vector, build_real, build_real_from_int_cst,
17608 build_complex): Likewise.
17610 2007-01-11 Roger Sayle <roger@eyesopen.com>
17612 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17613 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17615 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17617 * configure.ac (strict1_warn): Rename to strict_warn.
17618 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17619 cc_set_by_configure, quoted_cc_set_by_configure,
17620 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17621 all_boot_languages, all_stagestuff): Remove.
17622 (target_list): Remove bootstrap targets.
17623 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17624 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17625 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17626 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17627 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17628 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17629 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17630 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17631 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17632 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17633 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17634 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17635 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17636 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17637 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17638 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17639 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17640 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17641 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17642 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17643 (mostlyclean): Adjust.
17644 (clean, distclean): Don't mention bootstrap stuff.
17645 * configure: Regenerate.
17646 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17647 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17648 treelang/config-lang.in (stagestuff): Remove.
17649 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17650 stageprofile, stagefeedback, stagestuff): Remove mention.
17652 2007-01-11 Nick Clifton <nickc@redhat.com>
17654 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17656 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17657 (mcore_arith_K_S_operand): Run the test for the S constraint not
17658 the test for the M constraint.
17659 (mcore_addsub_operand): Do not accept integer values that are
17660 larger than 32 bits.
17661 * config/mcore/mcore.md: Remove unused constraints from split.
17662 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17663 (addsi3): Likewise.
17664 (allocate_stack): Likewise.
17665 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17666 operands to 32 bits.
17667 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17669 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17670 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17671 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17672 mcore_output_bclri, mcore_output_andn, output_inline_const,
17673 mcore_output_move, mcore_output_movedouble): Likewise.
17674 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17675 (output_inline_const): Likewise.
17676 (output_inline_const): Fix format strings used in sprintf
17678 * config/mcore/mcore-protos.h: Update prototypes for changed
17679 functions in mcore.c.
17680 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17681 HOST_WIDE_INT and not int.
17682 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17683 CONST_OK_FOR_N): Likewise.
17684 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17685 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17688 2007-01-10 Jan Hubicka <jh@suse.cz>
17690 * tree-vrp.c (remove_range_assertions): Release defs.
17691 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17692 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17694 2007-01-10 Paul Brook <paul@codesourcery.com>
17696 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17697 * config/arm/arm.md (mulsi3subsi): New insn.
17699 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17701 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17702 (tree_transform_and_unroll_loop): New.
17703 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17706 2007-01-10 Robert Kennedy <jimbob@google.com>
17708 * fold-const.c (fold_comparison): Fold comparisons like (x *
17709 1000 < 0) to (x < 0).
17711 2007-01-10 Ian Lance Taylor <iant@google.com>
17713 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17714 operands have the same priority.
17716 2007-01-10 Tom Tromey <tromey@redhat.com>
17718 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17719 (fold_binary): Likewise.
17720 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17721 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17722 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17723 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17724 * langhooks.h (struct lang_hooks): Removed field
17725 'can_use_bit_fields_p'.
17727 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17729 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17731 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17733 * function.c (get_last_funcdef_no): New function.
17734 * function.h (get_last_funcdef_no): Declare.
17735 * tree-inline.c (initialize_cfun): Add initialization.
17736 (tree_function_versioning): Cleanup.
17738 2007-01-10 Jan Hubicka <jh@suse.cz>
17740 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17743 2007-01-10 Sa Liu <saliu@de.ibm.com>
17744 Ben Elliston <bje@au.ibm.com>
17746 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17747 for SAVE_NONLOCAL and Pmode for any other save level.
17748 * spu-protos.h (spu_restore_stack_block): Declare.
17749 * spu.md (save_stack_block): Remove.
17750 (restore_stack_block): Call spu_restore_stack_block.
17751 * spu.c (spu_restore_stack_block): New function.
17752 (spu_expand_epilogue): Remove old comment.
17754 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17756 PR tree-optimization/30322
17757 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17758 (cand_value_at): Return the value as aff_tree.
17759 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17760 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17761 aff_combination_mult): New functions.
17762 (aff_combination_add): Use aff_combination_add_cst.
17763 (aff_combination_convert): Allow conversions to a wider type.
17764 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17765 * tree-affine.h (aff_combination_mult): Declare.
17767 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17769 * doc/tm.texi: Update documentation to reflect reality of exec
17770 and start file search behaviours. Update copyright year.
17771 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17772 header file directories.
17774 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17776 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17777 (*cosxf2): Rename to cosxf2_i387.
17778 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17779 using X87MODEF12 mode macro. Rename patterns to
17780 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17782 (*cosdf2, *cossf2): Ditto.
17783 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17784 to match extended input operands.
17785 (sincos<mode>3): New expander.
17786 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17787 insn patterns and corresponding splitters.
17789 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17791 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17792 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17794 2007-01-09 Nicolas Pitre <nico@cam.org>
17797 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17799 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17801 * target.h (struct gcc_target): New field library_rtti_comdat.
17802 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17803 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17804 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17805 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17807 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17809 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17811 2007-01-08 Richard Guenther <rguenther@suse.de>
17813 * tree.h (force_fit_type_double): Export.
17814 (force_fit_type): Remove.
17815 * fold-const.c (force_fit_type_double): New function.
17816 (force_fit_type): Remove.
17817 (int_const_binop): Use it.
17818 (fold_convert_const_int_from_int): Likewise.
17819 (fold_convert_const_int_from_real): Likewise.
17820 (fold_div_compare): Likewise.
17821 (fold_sign_changed_comparison): Likewise.
17822 (fold_unary): Likewise.
17823 (fold_negate_const): Likewise.
17824 (fold_abs_const): Likewise.
17825 (fold_not_const): Likewise.
17826 * c-common.c (shorten_compare): Use force_fit_type_double.
17827 * convert.c (convert_to_pointer): Likewise.
17829 2007-01-08 Richard Guenther <rguenther@suse.de>
17831 * tree.h (build_int_cst_wide_type): Export.
17832 * tree.c (build_int_cst_wide_type): New function.
17833 (build_int_cst_wide): Fix comment.
17834 * builtins.c (fold_builtin_object_size): Use build_int_cst
17835 to build -1 or 0 of the correct type. Use fit_double_type
17836 to check for overflow.
17837 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17839 (decode_field_reference): Likewise.
17840 (all_ones_mask_p): Likewise.
17841 (native_interpret_int): Use build_int_cst_wide_type.
17842 (fold_binary): Use build_int_cst_type to build an all-ones
17844 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17846 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17848 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17850 2007-01-09 Ben Elliston <bje@au.ibm.com>
17852 * genautomata.c (STATS_OPTION): New option.
17853 (stats_flag): New flag.
17854 (gen_automata_option): Handle it.
17855 (initiate_automaton_gen): Ditto.
17856 (write_automata): Output statistics only if stats_flag is
17857 set. Likewise, output time statistics only if time_flag is set.
17858 * doc/md.texi (Processor pipeline description): Document new flag.
17860 2007-01-08 Richard Guenther <rguenther@suse.de>
17862 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17863 * tree.c (build_int_cst_type): Likewise.
17864 (size_in_bytes): Don't call force_fit_type on the result.
17865 (int_fits_type_p): Use fit_double_type.
17866 * fold-const.c (fit_double_type): New function.
17867 (force_fit_type): Use it.
17868 * tree.h (fit_double_type): Export.
17870 2007-01-08 Jan Hubicka <jh@suse.cz>
17872 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17873 * ipa.c (function_and_variable_visibility): Fix return type.
17875 2007-01-08 Richard Guenther <rguenther@suse.de>
17877 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17878 of offset to build the index.
17879 * tree-pretty-print.c (dump_generic_node): Don't build negated
17880 const just for printing.
17881 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17882 * builtins.c (fold_builtin_int_roundingfn): Check if result
17883 fits the type by using force_fit_type and comparing the result.
17884 * predict.c (predict_loops): Use compare_tree_int for comparison.
17885 * tree.c (build_int_cst): Fall back to integer_type_node for
17887 (build_int_cst_wide): Assert type is non-null.
17889 2007-01-08 Roberto Costa <roberto.costa@st.com>
17891 * tree-vrp.c (extract_range_from_cond_expr): New.
17892 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17893 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17895 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17896 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17897 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17898 used as expressions.
17899 * tree-object-size.c (cond_expr_object_size): New.
17900 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17902 2007-01-08 Jan Hubicka <jh@suse.cz>
17904 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17905 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17908 2007-01-08 Richard Guenther <rguenther@suse.de>
17910 PR tree-optimization/23603
17911 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17912 (extract_range_from_binary): Fall back to truthvalue instead of
17913 varying for TRUTH_*_EXPR.
17914 (extract_range_from_comparison): Fall back to truthvalue instead of
17916 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17917 if all visited PHI values were constant.
17919 2007-01-08 Jan Hubicka <jh@suse.cz>
17921 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17922 (cgraph_analyze_function): break out from ...
17923 (cgraph_finalize_compilation_unit): ... here.
17924 (cgraph_expand_function): Remove forgoten commented out line.
17925 (cgraph_optimize): Analyze functions.
17927 2007-01-08 Jan Hubicka <jh@suse.cz>
17929 * tree-pas.h (TODO_remove_function): New flag.
17930 (TODO_update*): Renumber.
17931 (pass_ipa_increase_alignment,
17932 pass_ipa_function_and_variable_visibility): New passes.
17933 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17934 (cgraph_function_and_variable_visibility): Move to ipa.c
17935 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17936 cgraph_increase_alignment.
17937 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17938 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17939 calling tree-inline.
17940 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17941 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17942 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17943 (gate_increase_alignment): New function.
17944 (pass_ipa_increase_alignment): New pass.
17945 * ipa.c: Inline tree-pass.h and timevar.h
17946 (function_and_variable_visibility): Move here from cgraphunit.c
17947 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17948 * passes.c (init_optimization_passes): Add the two new passes.
17949 (execute_todo): Handle cgraph_remove_functions.
17951 2007-01-08 Nick Clifton <nickc@redhat.com>
17953 * config/frv/predicates.md (reg_or_0_operand): Accept
17956 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17958 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17959 * config.gcc: Add bfin*-rtems*.
17961 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17963 * c.opt: Add -flax-vector-conversions.
17964 * c-typeck.c (convert_for_assignment): Pass flag to
17965 vector_types_convertible_p to allow emission of note.
17966 (digest_init): Likewise.
17967 * c-opts.c: Handle -flax-vector-conversions.
17968 * c-common.c (flag_lax_vector_conversions): New.
17969 (vector_types_convertible_p): Unless -flax-vector conversions
17970 has been passed, disallow conversions between vectors with
17971 differing numbers of subparts and/or element types. If such
17972 a conversion is disallowed, possibly emit a note on the first
17973 occasion only to inform the user of -flax-vector-conversions.
17974 The new last argument specifies this.
17975 * c-common.h (flag_lax_vector_conversions): New.
17976 (vector_types_convertible_p): Add extra argument.
17977 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17978 char_type_node for V*QI type vectors.
17979 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17980 Update to satisfy new typechecking rules.
17981 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17982 C and C++ variants.
17983 * doc/invoke.texi (C Dialect Options): Document
17984 -flax-vector-conversions.
17986 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17988 PR tree-optimization/29877
17989 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17990 a register variable on the RHS to not be replaceable.
17992 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17993 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17994 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17995 const_simm15, const_pow2, const_npow2): Added.
17996 * config/score/misc.md (insv, extv, extzv, movmemsi,
17997 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17998 * config/score/score.c (score_address_cost, score_select_cc_mode):
18000 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18001 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18002 Update score_print_operand.
18003 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18004 Adjust register allocate order and update some macro define.
18005 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18006 mdx_block_move_straight, mdx_block_move_loop_head,
18007 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18008 mdx_block_move_loop, mdx_block_move): Added.
18009 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18010 mdp_limm): Updated and fix some bug and typo.
18011 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18012 (movsf, movdf, doloop_end): Added.
18014 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18016 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18017 config/arm/thumb2.md: Fix comment typos.
18018 * doc/extend.texi: Fix a typo.
18020 2007-01-07 Eric Christopher <echristo@apple.com>
18022 * configure.ac: Check for __stack_chk_fail for darwin.
18023 * configure: Regenerate.
18025 2007-01-07 Richard Guenther <rguenther@suse.de>
18027 * tree-vrp.c (extract_range_from_assert): CSE calls to
18028 compare_values where possible.
18029 (extract_range_from_unary_expr): Likewise.
18031 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18033 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18034 * config/avr/avr.c (call_insn_operand): Delete function.
18035 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18036 instead of register number. Use predicates.
18037 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18038 call_insn_operand): Add.
18040 2007-01-06 Jan Hubicka <jh@suse.cz>
18042 * tree-pass.h (pass_build_cgraph_edges): Declare.
18043 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18044 (visited_nodes): Remove.
18045 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18046 build_cgrpah_edges; make visited_nodes local.
18047 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18048 (record_references_in_initializer): Move to cgraphbuild.c
18049 (initialize_inline_failed, rebuild_cgraph_edges,
18050 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18051 (verify_cgraph_node): Make visited_nodes local.
18052 (cgraph_analyze_function): Do not call cgraph_create_edges and
18053 initialize_inline_failed.
18054 (cgraph_expand_function): Do not call cgraph_lower_function;
18055 assert that function is already lowered.
18056 * Makefile.in (cgraphbuild.o): New.
18057 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18058 at the end of lowering passes.
18060 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18062 * ifcvt.c (cond_move_convert_if_block): New function, code
18063 factored out from...
18064 (cond_move_process_if_block): ...here. Call the new function
18065 on the THEN and ELSE blocks.
18066 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18067 already takes care of this.
18069 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18072 * tree.h (TREE_OVERFLOW_P): New.
18073 * c-typeck.c (parser_build_unary_op): Warn only if result
18074 overflowed and operands did not.
18075 (parser_build_binary_op): Likewise.
18076 (convert_for_assignment): Remove redundant overflow_warning.
18077 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18079 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18081 * c-typeck.c (store_init_value): Split over two lines to follow
18082 the GNU coding style.
18084 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18086 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18087 __GXX_EXPERIMENTAL_CXX0X__.
18088 * doc/cpp.texi: Same.
18090 2007-01-05 Richard Guenther <rguenther@suse.de>
18092 PR middle-end/27826
18093 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18094 with mismatched types. Instead explicitly build a
18095 conversion NOP_EXPR.
18097 2007-01-05 Ian Lance Taylor <iant@google.com>
18099 * c-common.c (decl_with_nonnull_addr_p): New function.
18100 (c_common_truthvalue_conversion): Call it.
18101 * c-typeck.c (build_binary_op): Likewise.
18102 * c-common.h (decl_with_nonnull_addr_p): Declare.
18104 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18107 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18110 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18112 * doc/install.texi (Final install): Document the fact that
18113 the GNAT runtime should not be stripped.
18115 2007-01-04 Jan Hubicka <jh@suse.cz>
18117 * tree-inline.c (fold_marked_statements): Update operand caches
18118 and EH after folding
18120 2007-01-04 Ian Lance Taylor <iant@google.com>
18122 * c-common.c (check_function_nonnull): Whitespace fix.
18124 2007-01-04 Jan Hubicka <jh@suse.cz>
18126 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18127 comitted older version of patch.
18128 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18129 function, celanup cfg and collect garbage.
18131 2007-01-04 Mike Stump <mrs@apple.com>
18133 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18136 2007-01-04 Eric Christopher <echristo@apple.com>
18138 * libgcc2.c (__bswapsi2): Use SItype.
18139 (__bswapdi2): Use DItype.
18140 * libgcc2.h: Update for above.
18142 2007-01-04 Paul Brook <paul@codesourcery.com>
18144 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18145 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18146 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18147 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18148 umulsi3_highpart): Make conditional on !arm_arch6.
18149 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18150 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18151 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18152 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18153 umulsi3_highpart_v6): New insns.
18155 2007-01-04 Roger Sayle <roger@eyesopen.com>
18157 * fold-const.c (fold_convert): When casting an expression to void,
18158 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18159 have a type. Instead of attempting to build a NOP_EXPR, return
18160 these "special" trees directly.
18162 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18164 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18165 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18166 rs6000_cost->fp not 0 as adjustment for outer NEG.
18168 2007-01-04 Jan Hubicka <jh@suse.cz>
18170 * cgraph.c (cgraph_release_function_body): New function.
18171 (cgraph_remove_node): Use it.
18172 * cgraph.h (cgraph_release_function_body): Declare.
18173 * cgraphunit.c (cgraph_expand_function): Use it.
18174 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18175 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18176 is initialized and while compilation of other function is running.
18177 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18178 statement CFG annotations from here to ...
18179 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18181 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18183 * cfgloop.h (enum li_flags): Make the constants powers of two.
18185 2007-01-04 Jan Hubicka <jh@suse.cz>
18187 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18189 (fold_marked_statements): New function.
18190 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18191 * tree-inline.h (copy_body_data): Add statements_to_fold.
18193 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18195 * config.gcc: Mention libgcc/config.host.
18196 * Makefile.in: Update comments mentioning libgcc.
18197 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18198 (all.cross, start.encap, rest.encap, rest.cross): Update
18199 dependencies for libgcc move.
18200 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18201 (clean-target, clean-target-libgcc): Delete.
18202 (srcdirify, GCC_EXTRA_PARTS): New macros.
18203 (libgcc-support, libgcc.mvars): New rules.
18204 (distclean): Remove mention of mklibgcc.
18205 (install): Don't reference INSTALL_LIBGCC.
18206 (install-common): Don't reference EXTRA_PARTS.
18207 (install-libgcc, install-multilib): Delete rules.
18208 * mklibgcc.in: Delete file.
18209 * doc/configfiles.texi: Don't mention mklibgcc.
18211 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18212 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18213 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18214 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18215 (mklibgcc, ldblspecs): Likewise.
18217 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18218 (posixpre.def): Use $(T).
18219 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18220 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18221 (SHLIB_LINK): Make dummy.
18222 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18224 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18226 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18227 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18228 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18229 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18231 * configure.ac (all_outputs): Remove mklibgcc.
18232 * configure: Regenerated.
18234 2007-01-03 Josh Conner <jconner@apple.com>
18236 PR middle-end/29683
18237 * calls.c (compute_argument_addresses): Set stack and stack_slot
18238 for partial args, too.
18239 (store_one_arg): Use locate.size.constant for the size when
18240 generating a save_area.
18242 2007-01-03 Robert Kennedy <jimbob@google.com>
18244 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18245 whose definitions are deleted due to basic block merging.
18247 2007-01-03 Paul Brook <paul@codesourcery.com>
18250 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18252 (use_return_insn): Return 0 for Thumb interrupt functions.
18253 (print_multi_reg): Add rfe argument for IRQ returns.
18254 (arm_output_epilogue): Pop interrupt return address directly into PC.
18255 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18257 2007-01-03 Paul Brook <paul@codesourcery.com>
18259 Merge from sourcerygxx-4_1.
18260 * config/arm/thumb2.md: New file.
18261 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18263 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18264 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18265 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18266 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18268 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18269 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18271 * config/arm/ieee754-sf.S: Ditto.
18272 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18273 (thumb1_base_register_rtx_p): ... to this.
18274 (thumb_index_register_rtx_p): Rename...
18275 (thumb1_index_register_rtx_p): ... to this.
18276 (thumb_output_function_prologue): Rename...
18277 (thumb1_output_function_prologue): ... to this.
18278 (thumb_legitimate_address_p): Rename...
18279 (thumb1_legitimate_address_p): ... to this.
18280 (thumb_rtx_costs): Rename...
18281 (thumb1_rtx_costs): ... to this.
18282 (thumb_compute_save_reg_mask): Rename...
18283 (thumb1_compute_save_reg_mask): ... to this.
18284 (thumb_final_prescan_insn): Rename...
18285 (thumb1_final_prescan_insn): ... to this.
18286 (thumb_expand_epilogue): Rename...
18287 (thumb1_expand_epilogue): ... to this.
18288 (arm_unwind_emit_stm): Rename...
18289 (arm_unwind_emit_sequence): ... to this.
18290 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18291 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18292 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18293 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18294 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18295 thumb2_output_casesi): New functions.
18296 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18297 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18298 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18299 THUMB2_WORK_REGS): Define.
18300 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18301 arm_condexec_mask, arm_condexec_masklen)): New variables.
18302 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18303 (arm_override_options): Check new CPU capabilities.
18304 Set new architecture flag variables.
18305 (arm_isr_value): Handle v7m interrupt functions.
18306 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18308 (const_ok_for_arm): Handle Thumb-2 constants.
18309 (arm_gen_constant): Ditto. Use movw when available.
18310 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18312 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18313 (thumb_find_work_register, arm_load_pic_register,
18314 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18315 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18316 print_multi_reg, output_mov_long_double_fpa_from_arm,
18317 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18318 output_mov_double_fpa_from_arm, output_move_double,
18319 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18320 output_return_instruction, arm_output_function_prologue,
18321 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18322 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18323 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18324 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18325 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18326 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18328 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18329 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18330 (arm_file_start): Output directive for unified syntax.
18331 (arm_unwind_emit_set): Handle stack alignment instruction.
18332 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18333 Add v6t2, v7, v7a, v7r and v7m.
18334 (RETLDM): Add Thumb-2 code.
18335 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18336 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18337 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18338 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18339 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18340 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18341 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18342 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18343 ADJUST_INSN_LENGTH): Define.
18344 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18345 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18346 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18347 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18348 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18349 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18350 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18351 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18352 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18353 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18354 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18355 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18356 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18357 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18358 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18359 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18360 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18362 * config/arm/arm-tune.md: Regenerate.
18363 * config/arm/arm-protos.h: Update prototypes.
18364 * config/arm/vfp.md: Enable patterns for Thumb-2.
18365 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18366 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18367 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18368 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18369 * config/arm/libunwind.S: Add Thumb-2 code.
18370 * config/arm/constraints.md: Update include Thumb-2.
18371 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18372 * config/arm/ieee754-df.S: Ditto.
18373 * config/arm/bpabi.S: Ditto.
18374 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18375 * config/arm/predicates.md (low_register_operand,
18376 low_reg_or_int_operand, thumb_16bit_operator): New.
18377 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18378 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18379 * config/arm/t-arm-elf: Add armv7 multilib.
18380 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18382 (UNSPEC_STACK_ALIGN, ce_count): New.
18383 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18384 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18386 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18387 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18388 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18389 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18390 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18391 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18393 * doc/extend.texi: Document ARMv7-M interrupt functions.
18394 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18396 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18398 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18399 (struct _Unwind_Context): Rename args_size to flags, remove
18400 signal_frame field, add a new args_size field and version field.
18401 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18402 _Unwind_IsExtendedContext): New inline functions.
18403 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18404 Assume by_value array is only present if _Unwind_IsExtendedContext.
18405 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18406 _Unwind_IsSignalFrame.
18407 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18408 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18409 (uw_init_context_1): Initialize context->flags to
18410 EXTENDED_CONTEXT_BIT.
18411 * config/rs6000/linux-unwind.h (frob_update_context): Use
18412 _Unwind_SetSignalFrame.
18414 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18416 PR middle-end/30353
18417 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18418 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18421 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18423 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18424 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18425 RET, AT_SP): Remove.
18426 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18429 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18430 * cfgbuild.c (find_basic_blocks): Likewise.
18431 * cfgrtl.c (rtl_create_basic_block): Likewise.
18432 * function.c (temp_slots_at_level): Likewise.
18433 * reg-stack.c (stack_regs_mentioned): Likewise.
18434 * regclass.c (allocate_reg_info): Likewise.
18435 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18436 set_bb_for_stmt, move_block_to_fn): Likewise.
18437 * tree-complex.c (tree_lower_complex): Likewise.
18438 * vec.h (VEC_safe_grow_cleared): New.
18440 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18442 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18444 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18445 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18447 * cfgloopmanip.c (scale_loop_frequencies): Export.
18448 (loopify): Scale the frequencies by prescribed coefficients.
18449 (set_zero_probability): New function.
18450 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18451 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18452 and frequencies according to arguments.
18453 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18455 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18456 * modulo-sched.c (sms_schedule): Set probabilities for entering
18457 versioned loop correctly.
18458 * tree-vect-transform.c (vect_transform_loop): Ditto.
18459 * cfgloop.h (loopify, loop_version): Declaration changed.
18460 (scale_loop_frequencies): Declared.
18462 2007-01-02 Jan Hubicka <jh@suse.cz>
18464 * cgraph.c: Include tree-flow.h
18465 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18466 early_local_passes.
18467 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18468 * tree-pass.h (pass_all_early_optimizations): Declare.
18469 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18470 early_local_passes.
18471 (cgraph_analyze_function): Do early_local_passes.
18472 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18473 Do not add referenced vars.
18474 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18476 (gate_all_early_local_passes): New gate.
18477 (pass_early_local_passes): Use new gate.
18478 (execute_early_local_optimizations): New functions.
18479 (gate_all_early_optimizations): New gate.
18480 (pass_all_early_optimizations): New pass.
18481 (execute_free_datastructures): Free SSA only when initialized.
18482 (gate_init_datastructures): Init only when optimizing.
18483 (tree_lowering_passes): Do early local passes when called late.
18484 * tree-profile.c (do_tree_profiling): Don't profile functions added
18486 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18487 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18489 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18490 during early_local_passes.
18491 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18494 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18496 * Makefile.in: Update copyright year.
18498 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18500 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18501 in $(lang_checks) and check-consistency targets.
18503 2007-01-02 Jan Hubicka <jh@suse.cz>
18505 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18506 Do not add referenced vars.
18507 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18509 * passes.c (init_optimization_passes): Put mudflap_2 after
18510 free_datastructures.
18512 2007-01-02 Jan Hubicka <jh@suse.cz>
18514 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18515 Set NOTHROW flag on call statements proved to be nothrow.
18516 Update statement of local calls so new pure/const functions are
18517 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18519 (tree_rest_of_compilation): Register hooks and initialize bitmap
18520 early. Do not set after_inlining flag.
18522 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18524 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18525 HOST_BITS_PER_LONGLONG
18527 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18530 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18531 warning for non-static initializers.
18533 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18535 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18536 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18537 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18538 Always use set_unique_reg_note to add REG_EQUAL notes.
18540 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18543 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18545 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18546 * cfgbuild.c (find_basic_blocks): Likewise.
18547 * cfgrtl.c (rtl_create_basic_block): Likewise.
18548 * function.c (temp_slots_at_level): Likewise.
18549 * reg-stack.c (stack_regs_mentioned): Likewise.
18550 * regclass.c (allocate_reg_info): Likewise.
18551 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18552 set_bb_for_stmt, move_block_to_fn): Likewise.
18553 * tree-complex.c (tree_lower_complex): Likewise.
18554 * vec.h (VEC_safe_grow_cleared): New.
18556 2007-01-02 Ian Lance Taylor <iant@google.com>
18558 * c-common.c (c_common_truthvalue_conversion): When warning about
18559 using an assignment as a truth value, set TREE_NO_WARNING.
18561 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18564 * c.opt (Wold-style-declaration): New.
18565 * doc/invoke.texi (C-only Warning Options): New.
18566 (Wold-style-declaration): Document it.
18567 (Wextra): Enabled by -Wextra.
18568 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18569 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18570 -Wold-style-declaration.
18572 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18574 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18575 * cfgbuild.c (find_basic_blocks): Likewise.
18576 * cfgrtl.c (rtl_create_basic_block): Likewise.
18577 * function.c (temp_slots_at_level): Likewise.
18578 * reg-stack.c (stack_regs_mentioned): Likewise.
18579 * regclass.c (allocate_reg_info): Likewise.
18580 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18581 set_bb_for_stmt, move_block_to_fn): Likewise.
18582 * tree-complex.c (tree_lower_complex): Likewise.
18583 * vec.h (VEC_safe_grow_cleared): New.
18585 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18587 * c-common.c (c_common_nodes_and_builtins): Since variants of
18588 void_type_node get built before it is given a name, we need to
18589 give those variants the name, too.
18590 (complete_array_type): We need to work with the canonical main
18591 type of the array, from which we will build the qualified version.
18592 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18593 * print-tree.c (print_node): Display canonical type information
18595 * stor-layout.c (layout_type): When we don't know the
18596 alignment of a type for which we're building an array, we end up
18597 guessing wrong, so make the type require structural equality.
18598 * tree.c (make_node_stat): When we build a new type, it is its
18599 own canonical type.
18600 (build_type_attribute_qual_variant): When building an attribute
18601 variant, its canonical type is the non-attribute variant. However,
18602 if the attributes are target-dependent and they differ, we need to
18603 use structural equality checks for this type.
18604 (build_qualified_type): A qualified type is not equivalent to its
18605 unqualified variant; set the canonical type appropriately.
18606 (build_distinct_type_copy): When building a distinct type from
18607 another type, the new type is its own canonical type.
18608 (build_variant_type_copy): When building a new type variant, we
18609 assume that it is equivalent to the original type.
18610 (build_pointer_type_for_mode): When building a pointer type, also
18611 build a canonical type pointer.
18612 (build_reference_type_for_mode): When building a reference type,
18613 also build a canonical type reference.
18614 (build_index_type): When we can't hash an index type (e.g.,
18615 because its maximum value is negative), the index type requires
18616 structural equality tests.
18617 (build_array_type): Build the canonical form of an array type.
18618 (build_function_type): Function types require structural equality,
18619 because they contain default arguments, attributes, etc.
18620 (build_method_type_directly): Ditto for method types.
18621 (build_offset_type): Build the canonical offset type.
18622 (build_complex_type): Build the canonical vector type.
18623 (make_vector_type): Build the canonical vector type.
18624 * tree.h (TYPE_CANONICAL): New.
18625 (TYPE_STRUCTURAL_EQUALITY_P): New.
18626 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18627 (struct tree_type): Added "canonical" field.
18628 * params.h (VERIFY_CANONICAL_TYPES): New.
18629 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18630 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18631 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18632 * doc/invoke.texi (verify-canonical-types): Document --param
18633 parameter for verifying canonical types.
18635 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18637 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18638 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18639 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18640 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18642 * config/rs6000/e500.h: New.
18643 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18644 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18646 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18647 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18648 TARGET_E500_DOUBLE): Remove.
18649 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18650 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18651 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18652 * config/rs6000/rs6000.c (rs6000_override_options): Use
18653 CHECK_E500_OPTIONS.
18655 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18657 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18658 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18659 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18660 rs6000_emit_cmove): Don't check TARGET_E500.
18661 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18662 sordered): Don't check TARGET_E500.
18664 2007-01-01 Eric Christopher <echristo@apple.com>
18666 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18667 HARD_REGISTER_NUM_P.
18669 2007-01-01 Roger Sayle <roger@eyesopen.com>
18671 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18672 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18673 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18676 2007-01-01 Mike Stump <mrs@apple.com>
18678 * configure.ac: Remove support for building with Apple's gcc-3.1.
18680 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18682 PR middle-end/30311
18683 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18684 REG is a hard register. Do not modify REG before calling
18686 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18687 multiple of the size of YMODE for certain lowpart cases.
18689 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18691 PR middle-end/30253
18692 * gimplify (voidify_wrapper_expr): Update for
18693 GIMPLE_MODIFY_STMT.
18695 2007-01-01 Andreas Schwab <schwab@suse.de>
18698 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18699 save of BR0 in extra_spill_size instead of spill_size.
18700 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18702 (ia64_expand_epilogue): Restore BR0 from its new location.
18704 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18706 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18707 Use a temporary variable if the left hand side is not a gimple
18710 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18712 * gimplify.c (gimplify_return_expr): Make the temporary variable
18713 for the return expression, a gimple register variable.
18715 2007-01-01 Jan Hubicka <jh@suse.cz>
18717 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18720 2007-01-01 Mike Stump <mrs@apple.com>
18722 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18724 * config/darwin.c (machopic_select_rtx_section): Use
18725 HAVE_GAS_LITERAL16.
18726 (darwin_mergeable_constant_section): Likewise.
18727 * configure: Regenerate.
18728 * config.in: Regenerate.
18730 2007-01-01 Jan Hubicka <jh@suse.cz>
18731 Andrew Pinski <pinskia@gmail.com>
18733 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18734 before starting IPA passes.